WO2017000709A1 - Water purifier - Google Patents

Abstract

Disclosed is a water purifier, which comprises a waterway plate (1) and filters (2), and further comprises handles (3), wherein the handle (3) is a semi-closed structure, made of a curved strip and provided with an opening (37); two end parts of the handle (3) which form the opening (37) are respectively rotatably connected to the waterway plate (1); when the handle (3) is rotated to a first position, the opening (37) is arranged facing the waterway plate (1), the handle (3) and the waterway plate (1) form an enclosed space, the filter (2) is clamped in the enclosed space, and the handle (3) tightly clamps the filter in the circumferential direction of the filter (2); and when the handle (3) is rotated to a second position, the handle (3) applies a force, facing away from the waterway plate (1), to the filter (2) so as to enable the filter (2) to depart from the waterway plate (1) and separate the filter from the fixing to the waterway plate (1). The water purifier can effectively tightly lock the filters, thereby preventing the filters from being thrown out due to the action of an external force.

Description

 Water Purifier

Technical field

The invention relates to the field of household appliances, and in particular to a water purifier.

Background technique

Generally, the water purifier comprises a casing and a filter element, wherein the filter element is fixed in the casing to prevent the filter element from shaking in the casing, and the filter core fixing bracket is arranged in the casing, the filter element is placed in the casing and mounted on the filter fixing bracket, and the filter element is fixed. An excellent curved elastic clamping portion is formed on the bracket to clamp the filter element along the circumferential direction of the filter element, and the opening of the superior curved elastic clamping portion is disposed away from the filter fixing bracket. During installation, the filter element is strongly pressed from the opening of the elastic clamping portion, and the elastic clamping portion is deformed when pressed, and the filter element is automatically restored after being inserted, thereby clamping the filter element. However, in the water purifier of the above structure, the filter element is easily broken out from the filter fixing bracket during transportation or work.

Summary of the invention

The main object of the present invention is to provide a water purifier which is intended to effectively lock the filter element and prevent the filter element from being thrown out due to an external force.

In order to achieve the above object, a water purifier according to the present invention comprises a waterway plate and a filter element, the water purifier further comprising a handle, the handle being a curved strip-shaped semi-closed structure provided with an opening, the handle forming body The two ends of the opening are respectively rotatably connected to the waterway plate; when the handle is turned to the first position, the opening is disposed facing the waterway plate, and the handle and the waterway plate form a closed space, a filter cartridge is disposed in the closed space, and the handle clamps the filter element along a circumferential direction of the filter element; when the handle is turned to the second position, the handle applies a force to the filter element that faces away from the waterway plate So that the filter element is away from the waterway plate and is detached from the waterway plate.

Preferably, one end of the handle is provided with a first insertion shaft, and the other end is provided with a second insertion shaft, and the first insertion shaft is disposed on a side facing away from the second insertion shaft, a second insertion shaft is disposed on a side facing away from the first insertion shaft, the first insertion shaft is coaxially disposed with the second insertion shaft, and a side of the water passage plate facing the filter element is protruded Forming a first ear plate and a second ear plate, the first ear plate is provided with a first circular hole that is engaged with the first insertion shaft, and the second ear plate is provided with the first The second circular hole is inserted into the second shaft.

Preferably, the diameter of the second insertion shaft is larger than the diameter of the first insertion shaft, the number of the handles is two, and the second insertion shaft is provided with a first insertion with another handle. The third round hole of the shaft is inserted.

Preferably, when the handle is in the first position, the side wall forming the closed space with the waterway plate is an inner side wall, and the inner side wall is convexly formed with a first protrusion, and the filter element corresponds to the first protrusion. The side protrusion is formed with a second protrusion, and the first protrusion is engaged with the second protrusion to allow the filter element to be locked in the closed space.

Preferably, the first protrusion is disposed at a central position of the inner side wall of the opening facing the handle.

Preferably, when the handle is in the first position, the side wall forming the closed space with the waterway plate is an inner side wall, and the inner side wall is provided with two limiting protrusions, and the two limiting protrusions are respectively adjacent to the One end of the handle is disposed, the side of the filter element is provided with two limiting grooves, and the connecting lines of the two limiting protrusions are parallel to the rotating shaft of the handle relative to the waterway plate; When the filter element is in the first position of the closed space, each of the limiting protrusions is received in the corresponding limiting groove; when the handle is rotated from the second position to the first position, the limiting protrusion is along the The limit groove moves to move the filter element to a side close to the waterway plate to abut the filter element toward the waterway plate.

Preferably, the limiting groove is L-shaped, and the L-shaped groove includes a first strip portion and a second strip portion, the length direction of the first strip portion and the length of the filter element In the same direction, the second strip portion is disposed between the first strip portion and the waterway plate, and a connection position of the second strip portion and the first strip portion is adjacent to the handle at the first The switching side of the position and the second position.

Preferably, the outer side wall of the handle facing away from the opening is provided with a push button for rotating the handle, and the push button back protrudes from the handle in the direction of the opening.

Preferably, when the handle is in the first position, the side wall forming the closed space with the waterway plate is an inner side wall, and the inner side walls of the two end portions of the handle are respectively formed with a buckle, and the handle is centered at In the enclosed space in the first position, the buckle is disposed on a side of the rotating shaft of the handle that is rotated relative to the waterway plate away from the handle center to when the handle is rotated from the first position to the second position Applying a force to the filter element that faces away from the waterway plate causes the filter element to move away from the waterway plate and disengage from the waterway plate.

Preferably, the buckle is semi-cylindrical, and the two buckles are coaxially disposed and coaxial with a rotation axis of the handle relative to the waterway plate, and the direction of the opening on the buckle shaft surface faces away from The handle opening direction is set.

The water purifier of the present invention is provided with a handle on the waterway plate, the handle being rotatable relative to the waterway plate, and when the handle is turned to the first position, that is, the opening of the handle is disposed facing the waterway plate, and a closing is formed between the handle and the waterway plate. Space, the filter element is clamped in the closed space, and the handle clamps the filter element along the circumferential direction of the filter element, thereby preventing the filter element from being pulled away from the waterway plate by the external force during the process of handling or working. Preventing the filter element from colliding with the waterway plate to damage the filter element or the waterway plate; further, when the handle is turned to the second position, the handle applies a force to the filter element that faces away from the waterway plate to push out the filter element, and the structure does not require other tools. The filter element can be separated from the waterway plate, thereby facilitating the replacement of the filter element and improving the working efficiency of replacing the filter element.

DRAWINGS

1 is a schematic view showing the assembly of a waterway plate, a filter element and a handle in an embodiment of a water purifier according to the present invention;

Figure 2 is a schematic structural view of the waterway plate of Figure 1;

Figure 3 is a right side view of the filter element of Figure 1;

4 is a schematic structural view of the handle of FIG. 1.

Description of the reference numerals:

Waterway plate 1 first ear plate 11 second ear plate 12 second circular hole 121

Water hole 13 filter element 2 water pipe plug 21 second protrusion 22

Limit groove 23 first shape portion 231 second strip portion 232 handle 3

First plug shaft 31 second plug shaft 32 limit bump 33 push button 34

First protrusion 35 buckle 36 opening 37

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

detailed description

The technical solution of the present invention will be further described below with reference to the accompanying drawings and specific embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The invention proposes a water purifier.

1 to FIG. 4, FIG. 1 is a schematic view showing the assembly of a waterway plate, a filter element and a handle in an embodiment of a water purifier according to the present invention; FIG. 2 is a schematic structural view of the waterway plate of FIG. Right side view; Fig. 4 is a schematic structural view of the handle of Fig. 1.

In the embodiment of the present invention, the water purifier comprises a waterway plate 1, a filter element 2 and a handle 3, and the handle 3 is a curved strip-shaped semi-closed structure provided with an opening 37, and the two ends of the handle 3 forming the opening 37 are respectively The waterway plate 1 is rotatably connected; when the handle 3 is turned to the first position, the opening 37 is disposed facing the waterway plate 1, and the handle 3 and the waterway plate 1 form a closed space, the filter cartridge 2 is locked in the closed space, and the handle 3 is along the filter element 2 The circumferential direction clamps the filter element 2; when the handle 3 is turned to the second position, the handle 3 applies a force to the filter element 2 that faces away from the waterway plate 1 to move the filter element 2 away from the waterway plate 1 and away from the fixation with the waterway plate 1.

The water purifier of the present invention is provided with a handle 3 on the waterway plate 1, the handle 3 being rotatable relative to the waterway plate 1, and when the handle 3 is turned to the first position, that is, the opening 37 of the handle 3 is disposed facing the waterway plate 1, at this time the handle 3, a closed space is formed between the waterway panel 1 and the filter cartridge 2 is locked in the closed space, and the handle 3 is clamped along the circumferential direction of the filter cartridge 2 to avoid the water purifier during handling or work. The filter element 2 is separated from the waterway plate 1 by the external force, and at the same time, the filter element 2 and the waterway plate 1 are prevented from colliding with each other to damage the filter element 2 or the waterway plate 1; further, when the handle 3 is turned to the second position, the handle is 3 applies a force against the water filter plate 1 to the filter element 2 to push out the filter element 2, which can separate the filter element 2 from the waterway plate 1 without using other tools, thereby facilitating the replacement of the filter element 2, and improving the working efficiency of replacing the filter element 2 .

As shown in FIG. 1 to FIG. 3, during installation, the waterway plate 1 is disposed on the water purifier housing (not shown), and the two ends of the opening 37 of the handle 3 are respectively rotatably connected to the waterway plate 1, and the side of the filter element 2 is It is disposed facing the waterway plate 1 and has one end of the filter element 2. In this embodiment, the bottom end is disposed on the water purifier housing, and the other end is provided with a water pipe plug 21 on the end surface of the top end in the embodiment, and the water pipe plug 21 faces the waterway plate. 1 is bent, and the water pipe 1 is provided with a water hole 13 that is inserted into the water pipe plug 21. The handle 3 clamps the end of the filter element 2 connected to the waterway plate 1 so that the water pipe plug 21 of the filter element 2 is more tightly inserted into the water hole 13 of the waterway plate 1 to prevent the water pipe plug 21 from being pulled out of the water hole 13. . Further, in order to seal the water and prevent water from leaking from the water hole 13 through the water pipe plug 21, a sealing ring (not shown) is provided on the water pipe plug 21.

Referring to FIG. 4, in the embodiment, the handle 3 is substantially U-shaped. In other embodiments of the present invention, the handle 3 may also have a semicircular shape or the like.

Further, the first insertion shaft 31 is disposed at one end of the handle 3, and the second insertion shaft 32 is disposed at the other end. The first insertion shaft 31 is disposed on a side facing away from the second insertion shaft 32, and is secondly inserted. The shaft 32 is disposed on a side facing away from the first insertion shaft 31, the first insertion shaft 31 is coaxially disposed with the second insertion shaft 32, and a side of the waterway plate 1 facing the filter element 2 is convexly formed with the first ear plate 11 And the second ear plate 12, the first ear plate 11 is provided with a first circular hole (not visible) that is engaged with the first insertion shaft 31, and the second ear plate 12 is provided with the second insertion shaft 32. The second circular hole 121 is closed. Preferably, the first ear plate 11 and the second ear plate 12 are disposed adjacent to one end of the filter element 2 connected to the water purifier housing, that is, the first ear plate 11 and the second ear plate 12 are adjacent to the bottom end of the filter element 2. When the handle 3 rotates, the first insertion shaft 31 rotates around the first circular hole, and the second insertion shaft 32 rotates around the second circular hole 121, and the connection mode of the shaft and the hole is matched, and the rotation is more flexible. , the assembly is more convenient.

Preferably, the diameter of the second insertion shaft 32 is larger than the diameter of the first insertion shaft 31, the number of the handles 3 is two or at least two, and the second insertion shaft 32 is provided with the first insertion of the other handle 3. A third circular hole (not shown) that is coupled to the shaft 31. In this embodiment, the second plug shaft 32 is a sleeve. When two or more filter cartridges 2 are disposed, each filter cartridge 2 corresponds to a handle 3, and each handle 3 is disposed corresponding to the two ear plates. Specifically, when assembling, the first insertion shaft 31 of the first filter element 2 is disposed on the first ear plate 11, the second insertion shaft 32 is disposed on the second ear plate 12, and the first insertion of the second filter element 2 The shaft 31 is disposed in the third circular hole of the second insertion shaft 32 of the first filter element 2, and the second insertion shaft 32 of the second filter element 2 is disposed on the other second ear plate 12, and is connected end to end. The assembly is made to make the whole device structure more compact, the space occupied by the filter element 2 can be reduced, and the overall volume of the water purifier can be reduced. In other embodiments of the present invention, a through hole may be formed in both end portions of the opening 37 of the handle 3, and a shaft that is inserted into the through hole may be provided on the ear plate.

Referring to FIG. 3 and FIG. 4, further, when the handle 3 is in the first position, the side wall forming a closed space with the waterway plate 1 is an inner side wall, and the first side protrusion 35 is formed on the inner side wall, and the corresponding filter element 2 is formed. The second protrusion 22 is formed on the side surface of the first protrusion 35, and the first protrusion 35 is engaged with the second protrusion 22 to allow the filter element 2 to be locked in the closed space. When the handle 3 is turned to the first position, the first protrusion 35 is locked on the side of the second protrusion 22 facing away from the water pipe plug 21, so that the handle 3 is clamped on the filter element 2 to prevent the water purifier from being in operation. The handle 3 is subjected to an external force and is bounced off from the side of the filter element 2 to rotate.

Preferably, the first protrusion 35 is provided at a central position of the inner side wall of the handle 3 facing the opening 37. In another embodiment of the present invention, a first protrusion 35 is formed on the inner side wall of the handle 3, and a side surface of the filter element 2 is recessed with a slot (not shown) for engaging the first protrusion 35. The manner in which the protrusion is engaged with the slot can also cause the handle 3 to be snapped onto the filter element 2, preventing the handle 3 from rotating, and since the protrusion is engaged in the groove, the filter element 2 can be prevented from being axially and radially. mobile.

Further, when the handle 3 is in the first position, the side wall forming the closed space with the waterway plate 1 is the inner side wall, and the inner side wall is provided with two limiting protrusions 33, and the two limiting protrusions 33 are respectively adjacent to one end of the handle 3. The portion of the filter element 2 is provided with two limiting grooves 23, and the connecting lines of the two limiting protrusions 33 are parallel to the rotating shaft of the handle 3 relative to the waterway plate 1; when the filter element 2 is in the first space enclosed in the closed space In the position, each of the limiting protrusions 33 is received in the corresponding limiting groove 23; when the handle 3 is rotated from the second position to the first position, the limiting protrusion 33 moves along the limiting groove 23 and faces the waterway The plate 1 is pressed against the limiting groove 23 to move the filter element 2 toward the side close to the waterway plate 1, so that the filter element 2 is pressed against the waterway plate 1 to reduce the inner side wall of the handle 3 and the filter element 2 during the rotation of the handle 3. The resistance between the sides is such that the first protrusions 35 are more easily snapped onto the second protrusions 22.

Preferably, the limiting groove 23 is L-shaped, and the L-shaped groove includes a first strip portion 231 and a second strip portion 232 which are connected, and the longitudinal direction of the first strip portion 231 is the same as the length direction of the filter element 2, The second strip portion 232 is disposed between the first strip portion 231 and the waterway plate 1 and the connection position of the second strip portion 232 and the first strip portion 231 is close to the handle 3 at the first position and the second position switching side . In order to make the limit projection 33 move more smoothly in the limiting groove 23, the connection position of the second strip portion 232 and the first strip portion 231 is transitioned by a circular arc.

Further, the outer side wall of the handle 3 away from the opening 37 is provided with a push button 34 for pulling the handle 3, and the push button 34 protrudes away from the handle 3 in the direction of the opening 37. In the present embodiment, the push button 34 is disposed at a central position of the outer side wall of the handle 3 away from the opening 37. The push button 34 is used to pull the handle 3 to rotate, and the contact area between the handle 3 and the hand is increased, so that the operation is more convenient and the pulling is more flexible. In other embodiments of the present invention, the push button 34 may also be a recess provided on the outer side wall of the handle 3.

Further, when the handle 3 is in the first position, the side wall forming the closed space with the waterway plate 1 is the inner side wall, and the inner side walls of the two end portions of the handle 3 are respectively formed with the buckle 36, and the center of the handle 3 is first In the closed space at the time of the position, the buckle 36 is disposed on the side of the rotating shaft of the handle 3 that is rotated relative to the waterway plate 1 away from the center of the handle 3 to apply a deviation to the filter element 2 when the handle 3 is rotated from the first position to the second position. The force of the waterway plate 1 causes the filter element 2 to move away from the waterway plate 1 and away from the fixation with the waterway plate 1. The buckle 36 applies a force to the side of the filter element 2 to the side of the filter element 2 with the rotating shaft of the handle 3 rotating relative to the waterway plate 1 as a fulcrum, so that the filter element 2 is pushed out and away from the waterway plate 1 in the direction away from the waterway plate 1. Therefore, it is convenient to replace the filter element 2 without replacing it with other tools, which improves the efficiency of replacing the filter element 2. Preferably, the buckle 36 is semi-cylindrical, and the two buckles 36 are coaxially disposed coaxially with the rotation axis of the handle 3 with respect to the waterway plate 1, and the opening of the semi-cylindrical buckle 36 on the shaft surface (not labeled The direction is set away from the opening 37 of the handle 3.

In the present invention, when the handle 3 is rotated until the opening 37 is disposed facing the waterway plate 1, a closed space is formed between the handle 3 and the waterway plate 1, and the circumferential direction of the filter element 2 is locked in the closed space as the first position. In the most preferred embodiment, the handle is perpendicular to the waterway plate 1; when the handle 3 is rotated parallel to the waterway plate 1, the opening 37 is directed away from the water tube plug 21 of the filter element 2, and the end of the filter element 2 provided with the water tube plug 21 is pushed away The waterway plate 1 is the second position.

It should be noted that the technical solutions of the various embodiments of the present invention may be combined with each other, but must be based on the realization of those skilled in the art, and should be considered when the combination of technical solutions is contradictory or impossible to implement. The combination of the schemes does not exist and is not within the scope of protection required by the present invention.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the invention, and equivalent structural changes made by the description of the present invention and the contents of the drawings, or directly or indirectly applied in other related technical fields, are the same. It is included in the scope of patent protection of the present invention.

Claims (10)

A water purifier comprising a waterway plate and a filter element, wherein the water purifier further comprises a handle, the handle being a curved strip-shaped semi-closed structure provided with an opening, the handle forming the opening The two ends are respectively rotatably connected to the waterway plate; when the handle is turned to the first position, the opening is disposed facing the waterway plate, and the handle forms a closed space with the waterway plate, and the filter cartridge is disposed In the closed space, and the handle clamps the filter element along the circumferential direction of the filter element; when the handle is turned to the second position, the handle applies a force to the filter element facing away from the waterway plate to make The filter element is remote from the waterway plate and is detached from the waterway plate. The water purifier according to claim 1, wherein one end of the handle is provided with a first insertion shaft, and the other end is provided with a second insertion shaft, and the first insertion shaft is disposed away from the water. One side of the second plug shaft, the second plug shaft is disposed on a side facing away from the first plug shaft, and the first plug shaft is coaxially disposed with the second plug shaft. a first ear plate and a second ear plate are formed on a side of the waterway plate facing the filter element, and the first ear plate is provided with a first circular hole that is inserted into the first plug shaft. The second ear plate is provided with a second circular hole that is inserted into the second insertion shaft. The water purifier according to claim 2, wherein the diameter of the second plug shaft is larger than the diameter of the first plug shaft, the number of the handles is two, and the second plug The shaft is provided with a third circular hole that is engaged with the first insertion shaft of the other handle. The water purifier according to claim 1, wherein when the handle is in the first position, the side wall forming the closed space with the waterway plate is an inner side wall, and the inner side wall is convexly formed with the first side. a second protrusion is formed on the side surface of the filter element corresponding to the first protrusion, and the first protrusion is engaged with the second protrusion to allow the filter element to be locked in the closed space . A water purifier according to claim 4, wherein said first projection is provided at a central position of said inner side wall of said opening facing said opening. The water purifier according to claim 1, wherein when the handle is in the first position, the side wall forming the closed space with the waterway plate is an inner side wall, and the inner side wall is provided with two limiting protrusions. a block, the two limiting protrusions are respectively disposed near one end of the handle, and the side of the filter element is provided with two limiting grooves, and the connecting lines of the two limiting protrusions are parallel to the handle relative to the block a rotation axis of the waterway plate rotating; when the filter element is in the first position of the closed space, each of the limiting protrusions is received in the corresponding limiting groove; the handle is transferred from the second position to the first position In a position, the limiting protrusion moves along the limiting groove to move the filter element toward a side close to the waterway plate to abut the filter element toward the waterway plate. A water purifier according to claim 6, wherein said limiting groove is L-shaped, and said L-shaped groove includes a first strip portion and a second strip portion connected, said first The longitudinal direction of the strip portion is the same as the length direction of the filter element, the second strip portion is disposed between the first strip portion and the waterway plate, and the second strip portion and the first strip portion The connecting position of the shape portion is close to the switching side of the handle at the first position and the second position. A water purifier according to claim 1, wherein said outer side wall of said handle facing away from said opening is provided with a push button for rotating said handle, said push back facing out in said opening direction The handle. The water purifier according to any one of claims 1 to 6, wherein when the handle is in the first position, a side wall forming a closed space with the waterway plate is an inner side wall, and two of the handles a buckle is respectively formed on the inner side wall of the end portion, and the buckle is disposed in an enclosed space when the handle is at the first position, and the buckle is disposed away from the center of the rotation of the rotating shaft of the handle relative to the waterway plate One side, applying a force against the water filter plate to the filter element when the handle is rotated from the first position to the second position causes the filter element to move away from the waterway plate and disengage from the waterway plate. A water purifier according to claim 9, wherein said buckle is semi-cylindrical, and said buckles are coaxially disposed coaxially with a rotation axis of said handle relative to said waterway plate, The direction of the opening on the buckle shaft surface is disposed away from the handle opening direction.