CN201152374Y

CN201152374Y - Straight-line type switching three-way structure

Info

Publication number: CN201152374Y
Application number: CNU200720009294XU
Authority: CN
Inventors: 李镜明; 杜胜军
Original assignee: Xiamen Runner Industrial Corp
Current assignee: Xiamen Runner Industrial Corp
Priority date: 2007-12-25
Filing date: 2007-12-25
Publication date: 2008-11-19
Anticipated expiration: 2017-12-25

Abstract

The utility model relates to a linear type switch tee structure, which mainly comprises a valve seat, a valve cover, a valve core and a switch device, wherein, a water inlet and two water outlets are arranged on the side wall of the valve seat in a T shape; the water inlet and the two water outlets are connected with external water pipe joints, wherein, the inner wall surface of the two water outlets are vertically arranged; the valve core is provided with two vertical side end surfaces corresponding to the inner wall surfaces, and each side end surface is provided with a water sealing pad; the upper part of the valve core is connected with the switch device passing through the valve cover; the switch device can dial the valve core to move in a straight line in the valve seat to make two side ends of the valve core respectively form clearance fit with the inner wall surface of the water inlet of the valve seat. The switch device drives the valve core which moves in a straight line to move in the valve seat to realize the capping and the opening to the water outlet of the valve seat, the plane contact type sealing uses water pressure to achieve a better sealing effect, and the phenomenon of abrasion of a sealing pad is not easy to appear; the liner dial type switch utilizes level principle for physically handicapped users, the switch can be realized only by applying force to the switch device, thereby the use is convenient.

Description

Linear type switching three-way structure

Technical field

The utility model relates to a kind of water route threeway switching construction, is meant a kind of linear type switching three-way structure especially.

Background technique

Now in the shower facilities, for making things convenient for shower, be equipped with usually be fixed on the metope basket strainer and movably two of gondola water faucets go out sprinkler head, and during actual the use, the inclusion of one is the exclusion of the other and water outlet is used.Be the function that reaches the two water outlet simultaneously or select the one water outlet, just the threeway parts that the tool switching function occurred, three-port structure as shown in Figure 1, the osculum of this threeway connects gondola water faucet and basket strainer respectively, but the switching in water route is to realize the switching in two water routes by the spool 3 ' rotation that turn knob 5 ' drives in the three way valve 2 ', and but there is following defective in the switching construction of this threeway when practical application:

1, because spool 3 ' drives seal arrangement 8 ' to be needed to rotate valve body 2 ' in, and produce friction with valve body 2 ', after the then long-term use, seal arrangement 8 ' can wear phenomenon occur and influence sealing effect and water leakage phenomenon occurs, and it is limited to cause the threeway component life.

2, because be to rotate to switch, then the user must be that the 5 ' rotation of hand Easy holding knob can realize switching, and has the user of disability but can't realize the operation of easily switching for limbs.

The model utility content

The purpose of this utility model is to provide a kind of good sealing effect, long service life and switches labour-saving linear type switching three-way structure.

For this reason, the utility model is adopted following technological scheme to reach above-mentioned purpose: a kind of linear type switching three-way structure, it mainly comprises a valve seat, one valve gap, one spool and a COMM communication, be T-shape on the valve seat sidewall and arrange a water intake and two water outlets, water intake and two water outlets connect the outer water tube joint, wherein the internal face of two water outlets is vertical setting, the corresponding aforesaid internal face of spool tool two vertical side end faces, each side end face is provided with a water shutoff pad, spool top connects the COMM communication of passing valve gap, and COMM communication can be stirred spool straight line in valve seat and be moved to make its two side ends cooperate with the internal face of valve seat water intake is movable respectively.

Described three-port structure also comprises a body, and body is the cylindricality body, and the water intake of corresponding valve seat and two water outlets are the T type and are arranged with three water ports, water port externally connected pipe joint on its sidewall; Valve seat is to place body, is combined with body cap on the body in addition, and COMM communication is to stretch to put outside body cap.

Described valve seat is a cylinder, in establish the valve pocket of ccontaining spool, the internal face of two water outlets of valve pocket is vertical setting, the bottom between valve pocket two water outlets is provided with a chute.

Described valve pocket has the bottom surface to be provided with three gear pits.

Described spool middle part is provided with a special-shaped matching hole, convexes with at the corresponding above-mentioned chute in the bottom of spool and leads rib.

The bottom-up receiving hole that is provided with a ccontaining gear device on the opposing side of described spool two vertical side end faces, the gear device is made up of a spring and a shift finger, spring and shift finger are to place this receiving hole successively, and just with the gear pit of above-mentioned valve pocket bottom surface incompatible definite each the function gear that matches.

Described valve gap comprises a loam cake and a lower cover, and the two middle part is provided with one and cooperates through hole, and wherein the through hole top of lower cover is provided with cavity, and the through hole bottom of corresponding loam cake is provided with cavity.

Described lower cover middle part is convexly equipped with the externally threaded projection of tool, and the loam cake middle part is convexly equipped with the projection of tool internal thread, and the two is to be screwed onto together.

Described COMM communication comprises a dead man and a trigger piece that cooperates with dead man, and the lower end of this dead man forms the abnormity end that matches with above-mentioned spool irregularly-shaped hole, and its middle part is made as a spheroid and is folded between the upper and lower covers of valve gap, and its upper end is fixed together with trigger piece.

Described body cap is a lid, and its middle part is provided with the perforate of being convenient to the COMM communication activity.

Adopt technique scheme, the utility model its by COMM communication drive spool that straight line moves in valve seat, move realize to the shutoff of valve seat water outlet with open, the sealing of this spool water shutoff pad and valve seat water outlet plane contact formula is to utilize the hydraulic pressure in the valve pocket to reach preferable sealing effect to the spool application of force, be not prone to the phenomenon of sealing gasket wearing and tearing, make the working life of threeway better; To stir the switching of formula be to utilize lever principle to make the user more laborsaving when switching to this straight line in addition, and limbs are had the user of disability, as long as can realize switching to the COMM communication application of force, so order convenient use.

Description of drawings

Fig. 1 is a schematic representation of commonly using threeway;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the utility model combination schematic representation (switching state 1);

Fig. 4 is the transverse sectional view of Fig. 3;

Fig. 5 is the utility model combination schematic representation (switching state 2);

Fig. 6 is the transverse sectional view of Fig. 5;

Fig. 7 is the utility model combination schematic representation (switching state 3);

Fig. 8 is the transverse sectional view of Fig. 7.

Embodiment

Cooperate shown in Figure 4ly as Fig. 2, the utility model comprises a body 1, a valve seat 2, a spool 3, valve gap 4, COMM communication 5 and body cap 6;

Body 1 is a cylindricality body, is the T type on its sidewall and is arranged with three

water ports

11,12,13,

water port

11,12,13 externally connected pipe joints;

Valve seat 2 is a cylinder, in establish the valve pocket 24 of ccontaining spool 3, corresponding above-mentioned three

water ports

11,12,13 also are provided with a water intake 21 and two

water outlets

22,23 on valve pocket 24 sidewalls, wherein the internal face 221,231 of 24 two water outlets of

valve pocket

22,23 is vertical setting, bottom between 24 liang of water outlets of

valve pocket

22,23 is provided with a chute 25 in addition, and valve pocket 24 has the bottom surface to be provided with three gear pits 26 simultaneously;

Spool 3 is a tool two vertical

side end faces

31,32 block, each

side end face

31,32 are provided with a water shutoff pad 311,321, spool 3 middle parts are provided with a special-shaped matching hole 33, corresponding above-mentioned chute 25 convexes with and leads rib 34 in the bottom of spool 3, in addition at 3 liang of vertical side end faces 31 of spool, the bottom-up receiving hole 35 that is provided with a ccontaining gear device 7 on 32 the opposing side, gear device 7 is made up of a spring 71 and a shift finger 72, spring 71 and shift finger 72 are to place this receiving hole 35 successively, and just with the gear pit 26 of above-mentioned valve pocket 24 bottom surfaces incompatible definite each the function gear that matches;

Valve gap 4 comprises a loam cake 41 and a lower cover 42, and the two middle part is provided with one and cooperates through hole, and wherein the through hole top of lower cover 41 is provided with cavity, and the through hole bottom of corresponding loam cake 42 is provided with cavity; Lower cover 42 middle parts are convexly equipped with the externally threaded projection 421 of tool, and loam cake 41 middle parts are convexly equipped with the projection 411 of tool internal thread;

COMM communication 5 comprises a dead man 51 and a trigger piece 52 that cooperates with dead man 51, and the lower end of this dead man 51 forms the abnormity end 511 that matches with above-mentioned spool irregularly-shaped hole, and its middle part is made as a spheroid 512, and its upper end is fixed together with trigger piece 52;

Body cap 6 is a lid, and its middle part is provided with the perforate 61 of being convenient to the trigger piece activity.

Cooperate shown in Fig. 3,4, during combination, valve seat 2 is embedded in the body 1, wherein be provided with seal ring 8 between three

water ports

11,12,13 of the water intake 21 of valve seat 2,

water outlet

22,23 and body 1, the spool 3 that is equiped with gear device 7 places the valve pocket 24 of valve seat 2, the rib 34 of leading of spool 3 lower ends is the chutes 25 that place valve pocket 24, and meanwhile the shift finger 72 of gear device 7 is on the gear pit 26 that is fastened on just wherein; The dead man 51 of COMM communication 5 places the cooperation through hole of valve gap 4 from bottom to top, the loam cake that is limited in valve gap 4 41 of spheroid 512 sealings at its middle part fastens in the cavity that forms with lower cover 42, the abnormity end 511 of its lower end is combined together with the special-shaped matching hole 33 of spool 3, and its upper end is fixed together with the bottom of passing the trigger piece 52 of body cap 6 perforates 61, valve gap 4 is being fixed on the valve seat 2 of sealing, and body cap 6 is to be buckled on the threeway body 1, forms the threeway parts of a tool switching function with this.

When the water outlet of carrying out gondola water faucet and basket strainer in threeway parts of the present utility model are installed on the threeway water route of gondola water faucet and basket strainer was selected, the water outlet of these threeway parts was switched and is cooperated following diagram to describe:

As Fig. 3, shown in 4, when pulling trigger piece 52 to the left position of body cap 6, it is that fulcrum is stirred spool 3 and moved with its spheroid 512 that tommy bar 52 drives dead mans 51, spool 3 is at effect lower edge chute 25 moving linearlies of leading rib 34 and move to the location right of valve pocket 24, then the side end face 32 of spool 3 just in time closing on the internal face 231 of the right of valve pocket 24 water outlet 23, then water shutoff pad 321 is just in time blocked water outlet 23, in valve pocket 24 under the effect of hydraulic pressure, this spool 3 can be with water outlet 23 firm blocking, the shift finger 72 of gear device 7 is to be fastened in the rightmost gear pit 26, this moment, the water outlet 22 on valve pocket 24 left sides was in open mode, current enter valve pocket 24 and flow out from water outlet 22 from water intake 21, connect basket strainer as left side water outlet 22, the right water outlet 23 connects gondola water faucet, be that basket strainer is in and opens out water state at this moment, and gondola water faucet is can not to be in water state;

As Fig. 5, shown in 6, when pulling trigger piece 52 to the neutral position of body cap 6, it is that fulcrum is stirred spool 3 and moved with its spheroid 512 that tommy bar 52 drives dead mans 51, spool 3 is in the neutral position of effect lower edge chute 25 moving linearlies of leading rib 34 to valve pocket 24, the side end face 31 of spool 3 then, 32 all is to leave

water outlet

22,23 internal face 221,231, the shift finger 72 of gear device 7 is to be fastened in the middle gear pit 26, this moment valve pocket 24 two

water outlets

22,23 are in open mode, current enter valve pocket 24 and from two water outlets 22 from

water intake

21,23 flow out respectively, are that basket strainer and gondola water faucet all are in and open out water state at this moment;

As Fig. 7, shown in 8, when pulling trigger piece 52 to the location right of body cap 6, it is that fulcrum is stirred spool 3 and moved with its spheroid 512 that tommy bar 52 drives dead mans 51, spool 3 is in the left position of effect lower edge chute 25 moving linearlies of leading rib 34 to valve pocket 24, then the side end face 31 of spool 3 just in time closing on the internal face 221 of the left side of valve pocket 24 water outlet 22, then water shutoff pad 311 is just in time blocked water outlet 22, in valve pocket 24 under the effect of hydraulic pressure, this spool 3 can be with water outlet 22 firm blocking, the shift finger 72 of gear device 7 is to be fastened in the leftmost gear pit 26, this moment, the water outlet 23 on valve pocket 24 the right was in open mode, current enter valve pocket 24 and flow out from water outlet 23 from water intake 21, be that basket strainer is in closed condition at this moment, and gondola water faucet is to be in water state.

Enforcement by above-mentioned switch motion, the utility model three-port structure is to switch in the mode of straight line when using as can be known, its spool 3 that moves by dead man 51 drive straight lines is realized the shutoff of

water outlet

22,23 and is opened, the sealing of this plane contact formula is to utilize the hydraulic pressure in the valve pocket 24 to reach preferable sealing effect to spool 3 application of forces, be not prone to the phenomenon of sealing gasket wearing and tearing, thereby it makes the working life of threeway better; To stir the switching of formula be to utilize lever principle to make the user more laborsaving when switching to this straight line in addition, and limbs are had the user of disability, as long as can realize switching to trigger piece 52 application of forces, so order convenient use.

Claims

1, a kind of linear type switching three-way structure, it is characterized in that: mainly comprise a valve seat, one valve gap, one spool and a COMM communication, be T-shape on the valve seat sidewall and arrange a water intake and two water outlets, water intake and two water outlets connect the outer water tube joint, wherein the internal face of two water outlets is vertical setting, the corresponding aforesaid internal face of spool tool two vertical side end faces, each side end face is provided with a water shutoff pad, spool top connects the COMM communication of passing valve gap, and COMM communication can be stirred spool straight line in valve seat and be moved to make its two side ends cooperate with the internal face of valve seat water intake is movable respectively.

2, linear type switching three-way structure as claimed in claim 1 is characterized in that: also comprise a body, body is the cylindricality body, and the water intake of corresponding valve seat and two water outlets are the T type and are arranged with three water ports, water port externally connected pipe joint on its sidewall; Valve seat is to place body, is combined with body cap on the body in addition, and COMM communication is to stretch to put outside body cap.

3, linear type switching three-way structure as claimed in claim 1, it is characterized in that: valve seat is a cylinder, in establish the valve pocket of ccontaining spool, the internal face of two water outlets of valve pocket is vertical setting, the bottom between valve pocket two water outlets is provided with a chute.

4, linear type switching three-way structure as claimed in claim 3 is characterized in that: valve pocket has the bottom surface to be provided with three gear pits.

5, as claim 1 or 3 described linear type switching three-way structures, it is characterized in that: the spool middle part is provided with a special-shaped matching hole, convexes with at the corresponding above-mentioned chute in the bottom of spool and leads rib.

6, as claim 1 or 4 described linear type switching three-way structures, it is characterized in that: the bottom-up receiving hole that is provided with a ccontaining gear device on the opposing side of spool two vertical side end faces, the gear device is made up of a spring and a shift finger, spring and shift finger are to place this receiving hole successively, and just with the gear pit of above-mentioned valve pocket bottom surface incompatible definite each the function gear that matches.

7, linear type switching three-way structure as claimed in claim 1, it is characterized in that: valve gap comprises a loam cake and a lower cover, and the two middle part is provided with one and cooperates through hole, and wherein the through hole top of lower cover is provided with cavity, and the through hole bottom of corresponding loam cake is provided with cavity.

8, linear type switching three-way structure as claimed in claim 7 is characterized in that: the lower cover middle part is convexly equipped with the externally threaded projection of tool, and the loam cake middle part is convexly equipped with the projection of tool internal thread, and the two is to be screwed onto together.

9, as claim 1 or 7 described linear type switching three-way structures, it is characterized in that: COMM communication comprises a dead man and a trigger piece that cooperates with dead man, the lower end of this dead man forms the abnormity end, its middle part is made as a spheroid and is folded between the upper and lower covers of valve gap, and its upper end is fixed together with trigger piece.

10, linear type switching three-way structure as claimed in claim 2, it is characterized in that: body cap is a lid, its middle part is provided with the perforate of being convenient to the COMM communication activity.