CN206009031U - A kind of switching in water route and the mechanism of switch - Google Patents

Abstract

The utility model discloses a switching and switching mechanism of a waterway, which comprises a fixed part, a switching mechanism, a switching mechanism and a driving mechanism. The driving mechanism includes a swivel seat, a first sliding sleeve and a second sliding sleeve, the swivel seat is provided with a first slanted section, a first flat section, a second slanted section and a second flat section, the first slanted section and the first sliding sleeve The matching corresponds to the cooperation between the second flat section and the second sliding sleeve. The rotation of the swivel seat can drive the first sliding sleeve to slide, and the second sliding sleeve cooperates with the second flat section and the second sliding sleeve is stationary, so that during the rotation process Switching is realized and the switching mechanism is avoided. The cooperation between the second inclined section and the second sliding sleeve corresponds to the cooperation between the first flat section and the first sliding sleeve. The second sliding sleeve can be driven to slide by the rotation of the swivel base, and the second sliding sleeve can be driven to slide. A sliding sleeve cooperates with the first flat section and the first sliding sleeve is stationary, so that the switch control is realized during the rotation process and the switching mechanism is avoided. The waterway switch and the waterway switch are separated. Small space and low cost.

Description

A waterway switch and switch mechanism

technical field

The utility model relates to a waterway switch and switch mechanism.

Background technique

There is an existing waterway switch and switch mechanism, which can not only control the disconnection or conduction of the waterway, but also control the switchover of the waterway, so as to realize the water outlet of different waterway, so as to realize different water spray. The traditional mechanism is divided into two independent parts, namely the switch mechanism and the switch mechanism. The switch mechanism has a switch operation part, the switch mechanism has a switch operation part, and the outside has two operation parts for the user to operate. The appearance is not beautiful. It takes up a lot of space and is inconvenient to operate.

In view of the above shortcomings, the applicant proposed a technical solution, CN204051959U, a water circuit switching device, including a fixed part, a switching mechanism, a driving mechanism and an adjusting seat. The fixed part is provided with a water inlet and at least two water diversion paths which can be connected to the water inlet. The switching mechanism is installed in the fixed part and includes a water diversion pan, a first transmission mechanism and a valve shaft. The water diversion pan can move relative to the fixed part, the valve shaft can slide relative to the fixed part, and the first transmission mechanism is connected to the The disc and the valve shaft, the valve shaft slides back and forth to drive the water diversion disc to rotate at a constant angle, and the water diversion channel is switched and connected to the water inlet through the rotation of the water diversion disc. The driving mechanism includes a rotating shaft and a second transmission mechanism, the rotating shaft is rotatably connected to the fixed part and can rotate between the initial position and the first position; the second transmission mechanism is transmission-connected to the valve shaft, and the rotation of the rotating shaft can drive Valve shaft slips. The adjusting seat is rotatably arranged in the fixed part and cooperates with the water inlet, and the on-off control of the water inlet is realized through the rotation of the adjusting seat relative to the fixed part; wherein: the rotating shaft can also rotate between the initial position and the water-stop position, and the initial position is set at No. The first position and the water stop position are in the middle; the rotating shaft is fixedly connected to the adjustment seat, and the second transmission mechanism acts simultaneously when the rotating shaft rotates between the initial position and the first position, and the rotating shaft and the valve shaft are in a linkage state. When rotating between the water-stop positions, the second transmission mechanism does not work, and the rotating shaft and the valve shaft are in a non-linkage state. The rotating shaft rotates from the initial position to the first position and resets to switch the waterway cyclically, and rotates from the initial position to the water stop position to control the waterway on and off. The switch and stop are integrated together, and the structure is simple. The structure of the driving mechanism occupies a large space, and further improvement is possible.

Utility model content

The utility model provides a waterway switch and switch mechanism, which overcomes the shortcomings of the waterway switch and switch mechanism in the background technology.

The technical solution adopted by the utility model to solve its technical problems is:

A waterway switch and switch mechanism, including:

The fixed part is provided with a water inlet and at least two water diversions that can be connected to the water inlet;

Switching mechanism, which includes a switching piece that can be movably connected to the fixed part and cooperates with the water inlet and the water distribution channel, and the switching is realized by moving the switching piece relative to the fixed part;

A switch mechanism, which includes a sealing unit that can be movably connected to the fixed part and cooperates with the water inlet, and controls the opening and closing of the water inlet through the movement of the sealing unit relative to the fixed part; and

A drive mechanism, its drive connection switch and sealing unit; the drive mechanism includes:

The swivel seat that can be rotatably connected to the fixed part has a first oblique section, a first flat section, a second oblique section and a second flat section on its axial end surface;

The first sliding sleeve is slidably connected to the fixed part, and its transmission is connected to the switching member, and the first sliding sleeve cooperates with the first inclined section and the first flat section; and

The second sliding sleeve is slidably connected to the fixed part, and its transmission is connected to the sealing unit, and the second sliding sleeve cooperates with the second oblique section and the second flat section;

Among them: the cooperation between the first inclined section and the first sliding sleeve corresponds to the cooperation between the second flat section and the second sliding sleeve, the rotation of the turntable can drive the first sliding sleeve to slide, the second sliding sleeve cooperates with the second flat section and The second sliding sleeve is stationary; the cooperation between the second slanted section and the second sliding sleeve corresponds to the cooperation between the first flat section and the first sliding sleeve, and the second sliding sleeve can be driven to slide through the rotation of the rotating base, and the first sliding sleeve cooperates with the first sliding sleeve. A flat section with the first sliding sleeve stationary.

In one embodiment: the rotating seat rotates relative to the fixed part between a first position and a second position, and there is an initial position between the first position and the second position; the rotating seat is between the initial position and the first position When rotating, the first oblique section cooperates with the first sliding sleeve, and the second flat section cooperates with the second sliding sleeve; when the swivel seat rotates between the initial position and the second position, the second oblique section cooperates with the second sliding sleeve, And the first flat section cooperates with the first sliding sleeve.

In one embodiment: the swivel seat includes an inner rotation part and an outer rotation part which are radially arranged along the rotation axis of the rotation seat and fixed together, and the axial end surface of the outer rotation part is provided with the above-mentioned first inclined section and the first A flat section, the axial end surface of the inner turning part is provided with the above-mentioned second oblique section and the second flat section.

In one embodiment: the first sliding sleeve is surrounded by the second sliding sleeve.

In one embodiment: the swivel seat is a complete set of structure and is rotatably sleeved outside the fixed part, and a toggle button is fixed on the outer peripheral surface of the swivel seat.

In one embodiment: the fixed part includes a valve body, a water outlet part fixed at one end of the valve body and a water inlet part fixed at the other end of the valve body, the water diversion path is arranged at the water outlet part, and the water inlet path is self-inlet Part passes through the valve body and leads to the water outlet part, the switching element is installed on the water outlet part, the sealing unit is installed on the water inlet part, and the swivel seat is rotatably connected to the valve body.

In one embodiment: the fixed part includes a valve body, a water outlet part fixed at one end of the valve body and a water inlet part fixed at the other end of the valve body, the water diversion path is arranged at the water outlet part, and the water inlet path is self-inlet Part passes through the valve body and leads to the water outlet part, the switch is installed in the water outlet part, the sealing unit is installed in the water inlet part, and the swivel seat is rotatably connected to the valve body;

The orientation of the axial end of the first inclined section at the outer turning part is the same as that of the axial end of the second inclined section at the inner turning part and both face the water outlet part.

The fixed part is slidably connected with a positioning piece, the positioning piece has a first end surface and a second end surface along the sliding direction, the first end surface is provided with positioning teeth, and at least two positioning grooves are recessed toward the first end surface of the rotating base, A third elastic body is arranged between the second end surface of the positioning member and the fixed part, and the positioning tooth is adapted to the positioning groove.

In one embodiment: the end surface of the first sliding sleeve facing the axial end surface of the outer rotation part is provided with a first helical tooth, and the first helical tooth is adapted to the first slanted section; the first flat section is connected to the first slanted section bottom of the segment.

In one embodiment: the switching member is a switching disc, the switching disc is connected to the fixed part in rotation and switched through the rotation of the switching disc; a first transmission mechanism is set between the switching disc and the first sliding sleeve, and the first sliding sleeve Every time the forward slide is driven by the first transmission mechanism, the switch plate is rotated forward by a predetermined angle; a first elastic body is arranged between the first transmission mechanism and the fixed part or between the first sliding sleeve and the fixed part, and the first sliding sleeve When moving forward, the first elastic body stores energy, and releases energy through the first elastic body to reset the first sliding sleeve and the swivel seat.

In one embodiment: the first transmission mechanism includes a pawl, a guide block slidably connected to the fixed part, and a transmission disc coaxially fixed to the switching disc. The outer periphery of the transmission disc is provided with ratchet teeth, and the pawl can be movably connected to the In the fixed part, the end of the pawl pushes against the ratchet; the first sliding sleeve pushes against the guide block, and the guide block is connected to the pawl through transmission. The sliding contact moves the ratchet, and the end of the ratchet abuts against the ratchet to drive the transmission disc to rotate forward at a predetermined angle.

In one embodiment: the guide block is concavely provided with a through groove, and the middle part of the ratchet is adapted to be located in the through groove; the fixed part is fixed with a stopper, and the part of the ratchet protruding from the through groove faces away from the transmission disc The side of the top resists the block.

In one embodiment: the switching mechanism further includes an elastic stop pawl, the stop pawl is attached to the fixed part and its end abuts against the ratchet to limit the reverse rotation of the transmission disc.

In one embodiment: the sealing unit can be slidably connected to the fixed part, and the switch can be realized by sliding the sealing unit; the second flat section is divided into a second upper flat section and a second lower flat section arranged at intervals along the rotation axis of the swivel seat, The second upper flat section and the second lower flat section are respectively connected to two ends of the second inclined section.

In one embodiment: a second transmission mechanism is provided between the sealing unit and the second sliding sleeve, and the second transmission mechanism includes a solid rod that can be relatively fixed on the second sliding sleeve and a pull rod, and one end of the pull rod is relatively fixed. The other end of the fixing rod is fixedly connected to the sealing unit, and a second elastic body for resetting the swivel seat and the second sliding sleeve is arranged between the pull rod and the fixed part.

In one embodiment: the water inlet has a first section of waterway, a second section of waterway and a water passage chamber connecting the first section of waterway and the second section of waterway; the fixed part is provided with a blind groove type chute, the slideway The notch of the chute and the entrance of the second section of the waterway are arranged at intervals, and the interval between the notch of the chute and the entrance of the second section of the waterway constitutes a part of the water chamber; the sealing unit includes a sealing part, which is slid on the chute, The sealing unit extends out of the slot of the chute through sliding control and is sealed and inserted into the inlet of the second section of the waterway to realize disconnection or away from the inlet of the second section of the waterway to realize connection, and the second section of the waterway can be connected to the branch waterway.

In one embodiment: the chute is provided with at least one vent hole which is isolated from the water inlet through the sealing part and leads to the outside of the fixing part.

In one embodiment: the sealing unit also includes a matching part that can be fixed relative to the sealing part, the hydraulic action area of the matching part and the sealing part are equal, the sealing part is separated from the matching part, and the matching part is located in the second section of the waterway .

Compared with the background technology, this technical solution has the following advantages:

The driving mechanism includes a swivel seat, a first sliding sleeve and a second sliding sleeve. The swivel seat is provided with a first oblique section, a first flat section, a second oblique section and a second flat section, and the first oblique section cooperates with the first sliding sleeve. Corresponding to the cooperation between the second flat section and the second sliding sleeve, the rotation of the swivel seat can drive the first sliding sleeve to slide, the second sliding sleeve cooperates with the second flat section and the second sliding sleeve is stationary, so that during the rotation process Switching and avoiding the influence of the switch mechanism, the second slanted section and the second sliding sleeve cooperate with the first flat section and the first sliding sleeve, and the second sliding sleeve can be driven to slide through the rotation of the swivel base, and the first sliding sleeve cooperates The first flat section and the first sliding sleeve are stationary, so that the switch control is realized during the rotation process and the switching mechanism is avoided. The waterway switch and the waterway switch are separated. The structure of the driving mechanism is simple and compact, the layout is reasonable, the space occupied is small, and the cost is low. Low.

The swivel seat includes an inner swivel part and an outer swivel part which are arranged radially along the rotation axis of the swivel seat and fixedly connected together. The axial end surface of the outer swivel part is provided with a first oblique section and a first flat section, and the axial end face of the inner swivel part is provided with The second inclined section and the second flat section have reasonable layout, compact structure and small axial distance.

The first sliding sleeve is surrounded by the second sliding sleeve and has a compact structure.

The swivel seat has a complete structure and the rotation is sleeved outside the fixed part. The outer peripheral surface of the swivel seat is fixed with a toggle button, which is convenient for operation, beautiful in appearance, firm and reliable in structure, and compact in structure.

The orientation of the axial end of the first inclined section on the outer turning part is the same as that of the axial end of the second inclined section on the inner turning part, and they both face the water outlet part. The layout is reasonable and the structure is compact.

A third elastic body is arranged between the second end surface of the positioning member and the fixed part, and the positioning tooth and the positioning groove are adapted to keep the positioning seat in the rotating position through the elastic force of the third elastic body, so that the user can feel whether the switch is in place or not. The switch is in place for easy operation.

The end surface of the first sliding sleeve facing the axial end surface of the outer rotation part is provided with helical teeth, and the helical teeth are adapted to the first slanted section to reduce switching force and facilitate operation.

Every time the first sliding sleeve slides in the forward direction, the first transmission mechanism drives the switch plate to rotate forward by a predetermined angle to realize one-way cycle switching. The first transmission mechanism and the fixed part or the first sliding sleeve and the fixed part are provided The first elastic body realizes reset.

The positive sliding of the first sliding sleeve drives the guide block to slide forward, and the positive sliding of the guide block pushes against the pawl, and the end of the pawl pushes against the ratchet to drive the transmission disc to rotate forward at a predetermined angle, adopting one-way intermittent movement Mechanism, simple structure.

The switching mechanism also includes an elastic stop pawl, which is attached to the fixed part and whose end abuts against the ratchet to limit the reverse rotation of the drive disc. The structure is simple and the cost is low.

The second upper flat section and the second lower flat section are respectively connected to the two ends of the second inclined section, so that the sealing unit is kept in an open or closed state, so as to avoid the resetting of the swivel seat and the sealing unit to the original state due to the second elastic body. Simple structure.

The sealing part is slidingly connected to the chute, and the sealing unit is controlled by sliding to extend out of the notch of the chute and be sealed and inserted into the inlet of the second section of waterway to realize disconnection or away from the inlet of the second section of waterway to realize connection, reducing the user's operating force.

The chute is provided with at least one vent hole which is isolated from the water inlet through the sealing part and leads to the outside of the fixed part, so as to reduce the user's operating force.

The sealing unit also includes a matching part that can be fixed relative to the sealing part, and the hydraulic action areas of the matching part and the sealing part are equal to reduce the user's operating force.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is a three-dimensional schematic diagram of a switch and switch mechanism of a waterway.

Fig. 2 is a partial three-dimensional schematic diagram of a switch and switch mechanism of a waterway.

Fig. 3 is one of the three-dimensional exploded schematic diagrams of a switch and switch mechanism of a waterway.

Fig. 4 is the second perspective exploded schematic diagram of a switch and switch mechanism of a waterway.

Fig. 5 is a schematic cross-sectional view of a switch and switch mechanism of a water channel, the water inlet channel is in a conduction state.

Fig. 6 is a schematic cross-sectional view of a switch and switch mechanism of a waterway, the water inlet is in a disconnected state.

Fig. 7 is a schematic diagram of the three-dimensional structure of the transposon.

Fig. 8 is a schematic perspective view of the first sliding sleeve.

Fig. 9 is a schematic perspective view of the second sliding sleeve.

Fig. 10 is a three-dimensional schematic diagram of a waterway switching and switching mechanism applied to a shower.

Fig. 11 is a schematic cross-sectional view of a waterway switching and switching mechanism applied to a shower.

detailed description

Please refer to FIG. 1 to FIG. 11 , a waterway switch and switch mechanism includes a fixed part 100 , a switch mechanism 200 , a switch mechanism 300 and a drive mechanism 400 .

The fixing part 100 is provided with a water inlet 110 and at least two water diversion paths 120 capable of being connected to the water inlet 110, such as two, three, four water diversion paths. The switching mechanism 200 includes a switching member 210 that can be movably connected to the fixed part 100 and cooperates with the water inlet channel 110 and the water distribution channel 120. The switching part 210 is moved relative to the fixed part 100 to achieve switching. In this embodiment, the movement is such as rotation , but it is not limited thereto, and sliding can also be used to switch as required. The switch mechanism 300 includes a sealing unit 310 that can be movably connected to the fixed part 100 and cooperate with the water inlet 110. The sealing unit 310 moves relative to the fixed part 100 to control the on-off of the water inlet 110. This movement is like sliding, but it does not mean that Limit, according to need can also be used to achieve control by rotation.

The driving mechanism 400 includes a swivel base 410 rotatably connected to the fixed part 100 , a first sliding sleeve 420 slidably connected to the fixed part 100 , and a second sliding sleeve 430 slidably connected to the fixed part 100 . A first oblique section 411 , a first flat section 412 , a second oblique section 413 and a second flat section 414 are provided on the axial end surface of the swivel seat 410 . The first sliding sleeve 420 is connected to the switching member 210 by transmission so that the switching member 210 can be driven to rotate through the sliding of the first sliding sleeve 420 to realize switching. The first sliding sleeve 420 cooperates with the first inclined section 411 and the first flat section 412 . The second sliding sleeve 430 is drivingly connected to the sealing unit 310 so that the second sliding sleeve 430 can drive the sealing unit 310 to slide to realize switch control. The second sliding sleeve 430 cooperates with the second inclined section 413 and the second flat section 414 . in:

The cooperation between the first oblique section 411 and the first sliding sleeve 420 corresponds to the cooperation between the second flat section 414 and the second sliding sleeve 430, so that: when the first oblique section 411 cooperates with the first sliding sleeve 420, the second flat section 414 is matched with the second sliding sleeve 430; then the rotation of the swivel seat 410 can drive the first sliding sleeve 420 to slide, the second sliding sleeve 430 cooperates with the second flat section 414 and the second sliding sleeve 430 is stationary; the second oblique section 413 and The cooperation of the second sliding sleeve 430 corresponds to the cooperation between the first flat section 412 and the first sliding sleeve 420, so that: when the second oblique section 413 and the second sliding sleeve 430 cooperate, the first flat section 412 and the first sliding sleeve 420; then the rotation of the swivel base 410 can drive the second sliding sleeve 430 to slide, the first sliding sleeve 420 cooperates with the first flat section 412 and the first sliding sleeve 420 is stationary. The rotating base 410 rotates between a first position and a second position relative to the fixed part 100, and there is an initial position between the first position and the second position; when the rotating base 410 rotates between the initial position and the first position, the first position One inclined section 411 cooperates with the first sliding sleeve 420, and the second flat section cooperates with the second sliding sleeve, so that when the swivel seat 410 rotates between the initial position and the first position, it can control the sliding of the first sliding sleeve and control the switching member The movement realizes the switching, and the second sliding sleeve remains still; when the swivel seat 410 rotates between the initial position and the second position, the second oblique section cooperates with the second sliding sleeve, and the first flat section cooperates with the first sliding sleeve, then When the swivel seat 410 rotates between the initial position and the second position, it can control the sliding of the second sliding sleeve, control the movement of the sealing unit to realize switch control, and the first sliding sleeve remains still.

In a specific structure: the swivel base 410 is a complete set and includes an inner rotation part 415 and an outer rotation part 416 arranged radially along the rotation axis of the rotation base 410 and fixed together, and the axial end surface of the outer rotation part 416 is provided with the above-mentioned the first oblique section and the first flat section, the first flat section is connected to the bottom of the first oblique section; Connected at the bottom of the second ramp. The swivel base 410 is rotatably sleeved outside the fixed part 100 , and a toggle button 417 is fixed on the outer peripheral surface of the swivel base 410 . The first sliding sleeve 420 is surrounded by the second sliding sleeve 430 to save space, have a compact structure and a beautiful appearance. The orientation of the axial end of the first oblique section 411 at the outer turning part is the same as that of the axial end of the second oblique section 411 at the inner turning part, and they both face the water outlet part.

A first helical tooth 421 protrudes from the end surface of the first sliding sleeve 420 facing the axial end surface of the outer rotation part. The first helical tooth 421 is adapted to the first slanted section 411. A first concave portion 422 is formed. A first fitting recess 418 corresponding to the first flat section is formed between two adjacent first oblique sections at the axial end of the outer turning portion 416 . The first helical tooth 421 is inserted into the first fitting recess 418, and when rotating between the initial position and the first position, the first helical tooth fits the first slanted segment to drive the first sliding sleeve to slide through the rotation of the rotating seat, and When rotating between the initial position and the second position, the first helical tooth cooperates with the first flat section, the first oblique section cooperates with the first lower recess, and the first sliding sleeve is stationary.

The second sliding sleeve 430 is provided with a second helical tooth 431 on the end surface facing the axial end surface of the inner rotation part, and a second lower concave part 432 is formed between every two adjacent second helical teeth 431. The top end of the second helical tooth 431 A third flat section 433 is formed, and the second helical tooth 431 is adapted to the second slanted section 413 . A second matching recess corresponding to the second flat section is formed between two adjacent second oblique sections at the axial end of the inner turning portion 415 . The second helical tooth 431 is inserted into the second matching recess, and when it rotates between the initial position and the second position, the second helical tooth fits with the second slanted section to drive the second sliding sleeve to slide through the rotation of the rotating base. In the second position, the second lower flat section 414' and the third flat section 433 are abutted together; when rotating between the initial position and the first position, the second helical teeth cooperate with the second flat section, and the second oblique section cooperates with the second lower section. In the recess 432, the second sliding sleeve is stationary.

The fixed part 100 includes a valve body 130, a water outlet part 140 fixed at one end of the valve body 130, and a water inlet part 150 fixed at the other end of the valve body 130. From the water inlet part through the valve body to the water outlet part, the switching element 210 is installed on the water outlet part 140 , the sealing unit 310 is installed on the water inlet part 150 , and the swivel seat 41 is rotatably connected to the outside of the valve body 130 .

The water outlet part 140 includes a water diversion body part and a water receiving part 141, the water diversion body part is provided with a water diversion cavity 142, and the water diversion body part is provided with the above-mentioned water diversion channel, and the entrance of the water diversion channel is located in the cavity of the water diversion cavity On the bottom surface, the inlets are evenly spaced along the arc. The water diversion body part includes a body 143 and a first cover plate 144. The body is provided with the above-mentioned water diversion channel. Above, the water distribution tank constitutes a water distribution chamber. One end of the water-receiving part is connected to the water-distributing chamber and constitutes a part of the water inlet.

The switch member 210 is a switch plate, which is located in the water separation chamber 142 and abuts against the bottom surface of the water separation chamber 142. The switch plate 210 can rotate the body 143 connected to the fixed part. The switch plate 210 is provided with a water passage. Alignment or staggering of the water part and the inlet of the water distribution channel realizes switching, and the water passing part is like a penetrating water hole or a recessed gap. A first transmission mechanism is provided between the switching disc 210 and the first sliding sleeve 420, and each forward sliding of the first sliding sleeve 420 drives the switching disc 210 to rotate forward by a predetermined angle through the first transmission mechanism. Among them, the first transmission mechanism adopts a one-way intermittent movement mechanism, such as a ratchet pawl mechanism, but it is not limited to this, and other structures such as a rack and pinion can also be used according to needs, and the gears are driven to rotate through the sliding of the racks. Switching, if the rack is set on the first sliding sleeve or on a slider that can be driven by the first sliding sleeve (such as a guide block that is slidingly connected to the fixed part), if the gear is set on the switching plate or on the transmission connection switching On the gear of the disc (such as the drive disc that is fixed to the switch disc). A first elastic body 220 is provided between the first transmission mechanism and the fixed part 100 or between the first sliding sleeve 420 and the fixed part 100. When the swivel seat 410 is in the initial position, the first elastic body 220 is set to a pre-compressed state When the first sliding sleeve 420 moves forward, the first elastic body 220 further stores energy, and releases energy through the first elastic body 220 so that both the first sliding sleeve 420 and the swivel seat 410 are reset. Since the first elastic body is initially set to a pre-compressed state, when the swivel seat 410 is reset to an initial position by the elastic body, the elastic body still has enough elastic force to overcome the friction between the inclined section and the helical teeth, and push The swivel seat 410 is accurately reset to the initial position. By fixing a block 171 on the first cover plate 144 , the side of the part of the ratchet protruding from the through groove facing away from the transmission disc is against the block. The pre-tightening force generated by the pre-compression of the first elastic body 220 acts on the stopper through the transmission of the guide block 240 and the pawl 230, so that the swivel seat 410 can be accurately reset to the initial position, and will not be pushed to the original position by the pre-compressed first elastic body. The initial position is biased toward the second position; and when the swivel seat 410 rotates between the initial position and the second position, since the pre-tightening force generated by the first elastic body 220 acts on the stopper, no additional force will be generated on the swivel seat 410. The force in turn affects the operation of the switching process.

The first transmission mechanism includes a ratchet 230 , a guide block 240 slidably connected to the first cover plate 144 of the fixed part 100 , and a transmission disc 250 coaxially fixed to the switching disc. The switch plate 210 is coaxially fixed with a fixed shaft, and the entrance of the water diversion channel is evenly spaced along the arc of the fixed shaft with the center of the circle. Above, the transmission disc can be coaxially rotatably sleeved on the protruding part of the fixed shaft, and can be fixed directly or after the product is assembled, the transmission disc and the switching disc can be relatively coaxially fixed. The outer periphery of the drive disc 250 is provided with ratchets, one end of the ratchet 230 can be rotatably connected to the first cover plate 144 of the fixed part, the end of the ratchet 230 (the other end) abuts the ratchet; the first sliding sleeve 420 abuts Guide block 240, the guide block 240 pushes against the pawl, the first sliding sleeve 420 slides forward to drive the guide block 240 to slide forward, and the guide block 240 slides forward to push against the pawl 230, and the end of the pawl 230 pushes against The ratchet can drive the transmission disc 250 to rotate forward by a predetermined angle. Preferably, the switching mechanism also includes an elastic stop pawl 260, one end of which is fixedly attached to the fixed part and the end abuts against the ratchet to limit the reverse rotation of the transmission disc 250. Of course, when the transmission disc 250 rotates forward, the ratchet The movement can make the stop claw 260 elastically deform, and the stop claw 260 will not limit the forward rotation of the transmission disc 250 . The end of the first sliding sleeve 420 facing away from the swivel seat is fixed with a fixed rod 423 , and the end of the fixed rod 423 is fixed with a propping portion 424 , and the abutting portion 424 is spaced apart from the first sliding sleeve 420 . The water receiving part 141 is provided with a matching groove 145 that penetrates up and down. The guide block 240 is slidably connected to the matching groove 145. An attachment groove 241 is recessed on the guide block 240. The middle part of the pawl 230 is suitable for being placed in the mounting In the slot 241. The side of this first cover plate is fixedly provided with a solid portion 148, and the top surface of this solid portion is concavely provided with a through groove, and this solid portion has two water grooves 149 that are respectively positioned at the two sides of the groove and are recessed to form, one end of the water groove Connect the water distributing chamber, and the other end is connected with a water receiving head 146 fixedly connected to the solid part, and the solid part is located between the water receiving head 146 and the first cover plate; a second cover plate 147 is also provided, and the second cover plate Fix and seal the cover on the fixed part, so that the water channel constitutes the part of the water receiving part and the part of the water inlet; the second cover plate 147 is provided with a second through groove that is adapted to the through groove, and the through groove and the second The through groove cooperates to form the matching groove 145 .

In this embodiment, the switching mechanism drives the first sliding sleeve to slide through the rotation of the rotating seat, and the sliding of the first sliding sleeve drives the switching disc to rotate through the first transmission mechanism to realize switching, but it is not limited to this, and can also be used as needed. The switching is realized by sliding, for example, the switching piece slides relative to the fixed part, and the sliding of the first sliding sleeve drives the switching piece to slide.

A second transmission mechanism is provided between the sealing unit 310 and the second sliding sleeve 430, and the second transmission mechanism includes a solid rod 320 that can be relatively fixed on the second sliding sleeve 430 and a pull rod 330, and one end of the pull rod 330 is relatively fixed. The connecting rod 320 is connected to the sealing unit 310 at the other end. A second elastic body 340 for resetting the swivel seat and the second sliding sleeve is provided between the pull rod and the fixed part. When the swivel seat 410 is in the initial position, the first elastic body 340 The second elastic body is set in a pre-compressed state so that the swivel seat can be accurately reset to its original state. The principle is similar to that of the pre-compressed first elastic body 220 , so it will not be repeated here. The end of the solid rod is provided with a slit, the peripheral edge of the end protrudes outward, and the peripheral edge of the head end protrudes with a flange; the second sliding sleeve is provided with two through grooves arranged axially symmetrically and penetrating inside and outside; the end of the solid rod Because of the slit, it has elasticity. The end of the solid rod elastically deforms and passes through the two through grooves. After passing through, the end is reset. Therefore, the flange and the card edge are all in contact with the outer wall of the second sliding sleeve, so that the solid rod and the second sliding sleeve are connected. The sliding sleeves are fixedly connected together. One end of the pull rod 330 is provided with a ring groove, the pull rod enters the slit along the opening of the slit, and the ring groove engages the fixing rod, so that the pull rod and the fixing rod are fixedly connected together. The second flat section is divided into a second upper flat section 414 and a second lower flat section 414' arranged at intervals along the rotation axis of the swivel seat, and the second upper flat section and the second lower flat section are respectively connected to the two ends of the second oblique section .

The water inlet 110 has a first section of waterway 111, a second section of waterway 112 that can be connected to the water source, and a water passage 113 that connects the first section of waterway and the second section of waterway; the fixed part is provided with a blind groove The chute 114, the notch of the chute 114 and the entrance of the second section of the waterway 112 are arranged at intervals, and the interval between the notch of the chute and the entrance of the second section of the waterway constitutes a part of the water chamber; the sealing unit 310 includes a sealing part 311 , the sealing part is slidingly connected to the chute, and the sealing unit is controlled by sliding to extend out of the notch of the chute and sealingly inserted into the second section of the waterway inlet to realize disconnection or away from the second section of the waterway inlet to realize connection, the second section of the waterway Can connect the water distribution channel, connect the water connection head 146. Preferably, the chute 114 is provided with at least one vent hole 115 that is isolated from the water inlet through the sealing part and leads to the outside of the water inlet part 150, so that both sides can achieve pressure balance. The air hole prevents the air pressure from increasing when the chute is compressed, causing obstacles in the switching process. The sealing unit also includes a matching part 350 that is fixedly connected to the pull rod and can be fixed relative to the sealing part. The hydraulic action area of the matching part and the sealing part is equal, the sealing part is separated from the matching part, and the matching part is located in the second section of the waterway . Since S2=S3, the sealing part is basically not affected by water pressure, so the elastic force of the second elastic body required to switch from water-stop to water-through state is light; S1=S3, the switch required for the sealing part to switch from water-through to water-stop The force is light, and the setting of a vent hole is conducive to the reset of the sealing part from water-stopping to water-passing under the elastic force of the second elastic body.

The water inlet part 150 includes a hollow mandrel 151, and one end of the mandrel 151 is fixed with a cup body with a mouth facing the end. On the outer wall, between the mouth of the cup and the mandrel 151, there is a water channel forming the first section of the water channel. One end of the valve body is fixed with an inner ring 131, and the inner ring 131 and the end part of the valve body are arranged at intervals inside and outside; the end part of the valve body and the end of the mandrel 151 are sealed and fixed; an annular sealing gasket 152 is also provided. The end surface of the sealing gasket is protruded with a plurality of convex parts arranged at intervals in the circumferential direction, the end surface of the convex part seals against the end surface of the inner ring, and the outer peripheral wall of the sealing gasket seals against the inner wall of the end part of the valve body. The mating portion fits and slides in the inner ring. The inner hole of the sealing gasket constitutes the inlet of the second section of the waterway. The water path enters the valve body from the inner hole of the sealing gasket, the space between every two convex parts, the space between the inner ring and the end part of the valve body, and enters the water receiving head from the valve body. The inner ring is provided with a bottom facing away from the end of the valve body, the second elastic body is arranged between the bottom and the matching part, the pull rod passes through the bottom, and the second elastic body is sleeved on the pull rod. A projection 153 is provided on the mandrel 151 at a position corresponding to the bottom of the cup, and the pre-tightening force generated by the second elastic body 340 acts on the projection, so that the swivel seat 410 is accurately reset to the initial position, so that the precompressed first The two elastic bodies are pushed to exceed the initial position and bias towards the first position; at the same time, when the swivel seat 410 rotates between the initial position and the first position, the pre-tightening force generated by the second elastic body 340 will act on the projection, and will not pass through the fixed position. The rod 320 and the second sliding sleeve 430 are transmitted to the swivel seat 410 , so no extra force will be generated due to the pre-compression of the second elastic body 340 to affect the operation of the switching process.

The fixed part 100 is slidably connected with a positioning piece 160, the positioning piece 160 has a first end surface and a second end surface along the sliding direction, the first end surface is set with positioning teeth 161, and the swivel seat 410 is recessed towards the first end surface. There are at least two positioning grooves 163, a third elastic body 162 is provided between the second end surface of the positioning member and the fixing part, and the positioning teeth are matched with the positioning grooves.

When the toggle button 417 is turned clockwise, the swivel base is rotated from the initial position to the first position, and the first oblique section 411 of the swivel base 410 engages with the first helical teeth of the first sliding sleeve 420 so that the first sliding sleeve 420 moves to the left. Through the one-way intermittent movement of the first transmission mechanism (ratchet and pawl mechanism), the switch plate 210 is driven to rotate in the forward direction to achieve switching, and the function can be reset and cycled. At this time, the second sliding sleeve of the switch mechanism cooperates with the second flat section to make The second sliding sleeve remains still, and after the switch is in place, the first elastic body releases energy to reset the first transmission mechanism, the first sliding sleeve and the swivel seat. When the toggle button is turned counterclockwise, the swivel seat is rotated from the initial position to the second position, and the second oblique section 413 of the swivel seat 410 engages with the second helical teeth of the second sliding sleeve 430 so that the second sliding sleeve 430 moves to the left to drive the seal Partially seal the entrance of the second section of the waterway to realize water-stop switching. At this time, the second upper flat section 414 cooperates with the third flat section 433 of the second sliding sleeve to maintain the mechanism in a water-stop state. At this time, the first slide of the switching mechanism The sleeve cooperates with the first flat section to make the first sliding sleeve stand still; the toggle button 417 is turned clockwise to turn the swivel seat from the second position to the initial position, and the second elastic body releases energy to reset the pull rod and the sealing part.

The above is only a preferred embodiment of the utility model, so the scope of implementation of the utility model cannot be limited accordingly, that is, the equivalent changes and modifications made according to the patent scope of the utility model and the contents of the specification should still belong to this utility model. within the scope of utility models.

Claims (18)

1. the mechanism of a kind of switching in water route and switch, including：

Standing part, its set one and enter water route and at least two and can turn on point water route into water route；

Switching mechanism, it include being movably connected in standing part and coordinate into water route and the switch piece in point water route, by switching The activity of part relatively fixed part is realizing switching；

Switching mechanism, it include being movably connected in standing part and coordinate sealing unit into water route, by sealing unit phase To standing part activity controlling into water route break-make；And

Drive mechanism, its be connected switch piece and sealing unit；

It is characterized in that：The drive mechanism includes：

The swivel base of standing part can be rotatably connected on, its axial end is provided with the first oblique section, first flat section, the second oblique section and second Flat section；

The first sliding sleeve of standing part is slidably connected at, its switch piece that is connected, the first sliding sleeve coordinate the first oblique section and first Flat section；And

The second sliding sleeve of standing part is slidably connected at, its sealing unit that is connected, the second sliding sleeve coordinate the second oblique section and the Two flat sections；

Wherein：First oblique section is corresponding with the cooperation of second flat section and the second sliding sleeve with the cooperation of the first sliding sleeve, is turned by swivel base Kinetic energy drives the first sliding sleeve to slide, and the second sliding sleeve coordinates second flat section and the second sliding sleeve is static；Second oblique section and the second sliding sleeve Cooperation is corresponding with the cooperation of the first sliding sleeve with first flat section, is rotated by swivel base and the second sliding sleeve can be driven to slide, the first sliding sleeve Coordinate first flat section and the first sliding sleeve is static.

2. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The swivel base is relatively fixed Part rotates between the first position and the second position, and there is between the primary importance and the second position initial position；The swivel base When rotating between initial position and primary importance, the first oblique section and the first sliding sleeve coordinate, and second flat section and the second sliding sleeve are matched somebody with somebody Close；When the swivel base is rotated between initial position and the second position, the second oblique section and the second sliding sleeve coordinate, and first flat section and the One sliding sleeve coordinates.

3. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The swivel base includes that edge turns Seat pivot center radial arrangement and the interior transfer part that is fixed together and outer transfer part, the outer transfer part axial end are provided with above-mentioned first Tiltedly section and first flat section, the interior transfer part axial end is provided with the oblique section of above-mentioned second and second flat section.

4. the mechanism of a kind of switching in water route according to claim 3 and switch, it is characterised in that：First sliding sleeve is surrounded Outside the second sliding sleeve.

5. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The swivel base is tied into body Structure and rotate be socketed in outside standing part, the swivel base outside circumference is installed with toggle.

6. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The standing part includes One valve body, one are fixed on the water part of valve body one end and a water inlet portion for being fixed on the valve body other end, and this point of water route is located at Water part, this are entered water route and through valve body and pass to water part from water inlet portion, and the switch piece is installed in water part, and this is close Envelope unit is installed in water inlet portion, and the swivel base is rotatably connected on valve body.

7. the mechanism of a kind of switching in water route according to claim 3 and switch, it is characterised in that：

The standing part includes that a valve body, one are fixed on the water part of valve body one end and a water inlet for being fixed on the valve body other end Part, this point of water route are located at water part, and this enters water route and through valve body and passes to water part from water inlet portion, the switch piece dress Water part is located at, the sealing unit is installed in water inlet portion, the swivel base is rotatably connected on valve body；

The direction that the first oblique section is located at the axial end of outer transfer part is identical with the direction of the axial end that the second oblique section is located at interior transfer part And both facing to water part.

8. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The standing part slides Keeper is connected with, the keeper has first end face and second end face along glide direction, and the first end face sets positioning tooth, should Recessed at least two locating slots towards at first end face of swivel base, set the 3rd bullet between the second end face of the keeper and standing part Gonosome, the positioning tooth and locating slot are adapted.

9. the mechanism of a kind of switching in water route according to claim 3 and switch, it is characterised in that：The face of first sliding sleeve Externally the end of transfer part axial end sets the first helical teeth, and the first helical teeth is adapted to the first oblique section；This first flat section is connected to first The bottom of oblique section.

10. the mechanism of a kind of switching in water route according to claim 1 and switch, it is characterised in that：The switch piece is to cut Disk is changed, and the switch plate rotates and is connected part and realization switching rotated by switch plate；Between the switch plate and the first sliding sleeve If the first drive mechanism, first sliding sleeve each positive slide all pass through the first drive mechanism drive switch plate rotate forward pre- Determine angle；The first elastomer is set between first drive mechanism and standing part or between the first sliding sleeve and standing part, this First elastomer accumulation of energy during one sliding sleeve positive movement, being released by the first elastomer to make the first sliding sleeve and swivel base all reset.

A kind of 11. switchings in water route according to claim 10 and the mechanism of switch, it is characterised in that：First driver Structure includes ratchet, the guide pad for being slidably connected at standing part and the coaxial drive plate of affixed switch plate, and the drive plate periphery sets There is ratchet, the ratchet can be movably connected in standing part, the pawl extremity contact ratchet；The first sliding sleeve contact guide pad, should Guide pad is connected ratchet, slides by the first sliding sleeve forward direction slip band action-oriented block is positive, slides by guide pad is positive Touching makes ratchet activity, pawl extremity contact ratchet rotate forward predetermined angular with band nutating disk.

A kind of 12. switchings in water route according to claim 11 and the mechanism of switch, it is characterised in that：The guide pad is recessed There is groove, adaptation is located in groove in the middle part of the ratchet；The standing part is installed with block, the part for stretching out groove of the ratchet it The dorsad side contact block of drive plate.

A kind of 13. switchings in water route according to claim 11 and the mechanism of switch, it is characterised in that：The switching mechanism is also Including the stop bit pawl with elasticity, the stop bit pawl is installed in standing part and end contact ratchet is inverted with limiting drive plate.

A kind of 14. switchings in water route according to claim 1 and the mechanism of switch, it is characterised in that：The sealing unit energy Standing part is slidably connected at, and switch is realized by sealing unit slip；This second flat section is divided into along between swivel base pivot center Flat section under flat section and second on the second of arrangement, under flat section and second, flat section is connected to the two of the second oblique section on second for this End.

A kind of 15. switchings in water route according to claim 14 and the mechanism of switch, it is characterised in that：The sealing unit and The second drive mechanism is set between second sliding sleeve, and second drive mechanism includes a solid bar and that relative can be fixed in the second sliding sleeve Pull bar, the relatively affixed solid bar in the pull bar one end, the other end affixed sealing unit are provided between the pull bar and standing part for making The second elastomer that swivel base and the second sliding sleeve reset.

A kind of 16. switchings in water route according to claim 14 and the mechanism of switch, it is characterised in that：This enters water route has First paragraph water route, second segment water route and connect first paragraph water route and second segment water route cross water cavity；It is blind that the standing part is provided with one The chute of slot type, the chute notch and second segment waterway inlet face arranged for interval, the chute notch and second segment waterway inlet Interval constituted the part of water cavity；The sealing unit includes hermetic unit, and the hermetic unit is slipped in chute, by sliding control Sealing unit processed stretch out chute notch and seal insertion second segment waterway inlet realize disconnecting or away from second segment waterway inlet with Realize connecting, the second segment water route can turn on a point water route.

A kind of 17. switchings in water route according to claim 16 and the mechanism of switch, it is characterised in that：The chute be provided with to Few one is isolated from into water route by hermetic unit and passes to the passage outside standing part.

A kind of 18. switchings in water route according to claim 16 and the mechanism of switch, it is characterised in that：The sealing unit is also Including the hydraulic action area equation of the mating part that an energy opposing seal part is fixed, the mating part and sealing point, should Hermetic unit and mating part are separated by, and mating part is located in second segment water route.