CN101421549A

CN101421549A - A tap

Info

Publication number: CN101421549A
Application number: CNA2007800130056A
Authority: CN
Inventors: 萨姆·罗伯特森·恩兰德
Original assignee: Caroma Industries Ltd
Current assignee: Caroma Industries Ltd
Priority date: 2006-05-18
Filing date: 2007-03-02
Publication date: 2009-04-29
Also published as: WO2007134360A1; AU2007252271A1; AU2007252271B2; NZ571378A

Abstract

A tap (10) comprising: a handle; a spindle (12); a body (18); a substantially cup-shaped elastomeric seal (26); and first (28a) and second (28b) substantially complimentarily shaped ceramic valve members. The spindle (12) is adapted for angular movement about its longitudinal axis in response to like movement of the handle. The body (18) has a fluid inlet (20), a fluid outlet (22) and an opening (24) for at least partially receiving the spindle therein. The seal (26) has a base (26a) and a sidewall (28b). The seal base (26a) has a fluid inlet opening (38) in fluid communication with the body fluid inlet (20) and is adapted for sealing relative to the body (18) adjacent the body fluid inlet (20). The seal sidewall (26b) has a fluid outlet opening (42) in fluid communication with the body fluid outlet (22) and is adapted for sealing relative to the body adjacent the body (18) fluid outlet (22). The first valve member (28a) is adjacent to the end of the spindle (12) opposite the handle and is adapted for angular movement in response to like movement of the handle and has at least one opening 36a therein. The second valve member (28b) is positioned between the first valve member (28a) and the seal base (26b), is restrained against angular movement relative to the seal base (26b) and has at least one opening (36) in fluid communication the fluid inlet opening (38) in the seal base (26b). Movement of the handle causes the first valve member (28a) to move between an opened position, where the first (28a) and second (28b) valve members are aligned to permit fluid passage from the body fluid inlet (20) to the body fluid outlet (22) via the second valve member opening(s) (36) and the interior of the seal (26), and a closed position, where the first valve member (28a) occludes the opening(s) in the second valve member (28b) to prevent said fluid passage.

Description

A kind of tap

Technical field

The present invention relates to a kind of tap, relate more specifically to a kind of quarter turn tap, as its name suggests, described quarter turn tap allow according to about 90 ° angular motion of faucet handles will through its fluid that flows be controlled at do not have flow and maximum fluidity between.

The present invention is developed for the quarter turn tap that can be made by plastic materials relatively inexpensively, and is applied in hereinafter with reference to this and is described.But the present invention is not limited to this specific application.

Background technique

As everyone knows, quarter turn tap is used for convection cell supply, the particularly control of Gong Shuiing in many application.But known quarter turn tap is very complicated, thereby the cost of production costliness, and particularly when the tap needs are multi-sealed: the seepage to the water of the right angle rotating valve member of flowing through seals; Escape of liquid from the fluid input to the fluid output is sealed; And the escape of liquid between faucet subject and the tap spindle sealed.

Goal of the invention

The objective of the invention is to overcome substantially or improve at least above-mentioned shortcoming.

Summary of the invention

Therefore, the invention provides a kind of tap, it comprises:

Handle;

Axle, its angular motion that is suitable for responding described handle is done same movement around its longitudinal axis;

Main body, it has fluid input, fluid output and axle is contained in wherein opening at least in part;

Roughly become the elastomer seal of cup-shaped, it has substrate and sidewall, seal base has the fluid input opening that is communicated with the body fluid inlet fluid and is suitable near the body fluid ingress main body being sealed, and sidewall has the fluid output opening that is communicated with body fluid outlet fluid and is suitable near the body fluid outlet port main body being sealed; And

First and second ceramic valve members that complementally are shaped roughly, first valve member in abutting connection with the axle end opposite with handle and the angular motion that is suitable for response handle do same movement, and wherein has at least one opening, second valve member between first valve member and seal base and also its angular motion with respect to seal base stoped, and opening with fluid input open fluid communication of at least one and seal base

Wherein the motion of handle drives first valve member and moves between open position and operating position, in open position, the register of first and second valve members, thereby form inside via opening in first, second valve member and Sealing, enter the mouth to the fluid passage of body fluid outlet from body fluid, in closed position, first valve member blocks the opening in second valve member, forms described fluid passage thereby stop.

Sealing preferably has a pair of described fluid input opening, and first and second valve members preferably have the inlet opening of a pair of corresponding complementary respectively.Seal base preferably has the groove with the second valve member complementation, thereby accommodates second valve member and stop its angular motion with respect to main body.

Axle preferably has external flange, and this external flange is suitable for engaging with the retaining member that is positioned at axle opening encirclement axle.The axle opening preferably has first internal thread that engages with outside thread on the retaining member.Retaining member preferably is fixed in main body by locking nut.Main body preferably has second internal thread that engages with outside thread on the locking nut.Locking nut preferably has and is suitable for the tool configuration that engages with retaining member.Locking nut preferably has the outside thread that engages with decorative flange.

Main body preferably has the outside thread of admitting upper and lower nut, and this upper and lower nut is suitable for being fixed on the opposition side of installation surface.

Axle preferably has plastics, most preferably the main body of acetal and metal, the most preferably axle of brass.Described axle is preferably suitable for being connected to handle.A plurality of claw components that preferably suspend on the axle body, thus these claw components are suitable for engaging with first valve member and drive the axle body and first valve member is done corresponding sports.

The main body inlet preferably is form of sleeve, most preferably is to have externally threaded sleeve.The main body outlet preferably is form of sleeve, most preferably is to have externally threaded sleeve.

Sealing is the shaped resilient material preferably, most preferably is silicon materials.

The sidewall far-end of Sealing preferably has inner flange, and this inner flange is suitable for being placed in the corresponding recesses that is provided with on the axle body.

In one form, first and second valve members are bow tie roughly.In another form, first valve member is a bow tie roughly, and second valve member is a circular, wherein has two roughly fan-shaped openings.

Description of drawings

Now with reference to the accompanying drawings, only describe in the mode of example preferred embodiment of the present invention, wherein:

Fig. 1 is the stereogram of first mode of execution of tap;

Fig. 2 is the exploded view of tap shown in Figure 1;

Fig. 3 is the side cross-sectional view of tap shown in Figure 1;

Fig. 4 to 10 is worm's eye view, stereogram, right side view, front elevation, left side view, rear view and plan views of employed Sealing in the tap shown in Figure 1;

Figure 11 is the plan view of employed ceramic valve member in the tap shown in Figure 1;

Figure 12 is the stereogram of second mode of execution of tap;

Figure 13 is the exploded view of tap shown in Figure 12;

Figure 14 is the side cross-sectional view of tap shown in Figure 12;

Figure 15 to 19 is worm's eye view, stereogram, front elevation, rear view and plan views of employed Sealing in the tap shown in Figure 12;

Figure 20 and Figure 21 are the top and bottom perspective views of employed first valve member in the tap shown in Figure 12; And

Figure 22 and 23 is top and bottom perspective views of employed second valve member in the tap shown in Figure 12.

Embodiment

Referring to figs. 1 through 11, Fig. 2 and 3 particularly shows first mode of execution of quarter turn tap 10.Tap 10 has axle 12, and it is made of acetal axle body 14 and brass axostylus axostyle 16.Axle body 14 has the first external flange 14a, peripheral grooves 14b and the second external flange 14c.The handle (not shown) is attached to the top of axostylus axostyle 16 and does corresponding angular motion so that the angular motion of handle (for example rotating) drives axostylus axostyle 16.

Tap 10 also has main body 18, and this main body 18 has the fluid input of external screw-thread sleeve 20 forms, the fluid output of external screw-thread sleeve 22 forms and the opening 24 of wherein accommodating axle body 14 to small part.

Tap 10 also has the roughly silicon seal 26 of cup-shaped, and it has substrate 26a and sidewall 26b.

Between the substrate 26a away from the end of the axle 12 of axostylus axostyle handle end and Sealing 26 of tap 10, a pair of first and second ceramic valve member 28a and the 28b are arranged.

Have four from its claw component 14c that stretches out with axle body 14 ends of

adjacency valve member

28a and 28b, make the angular motion drive valve member 28a of axle 12 do corresponding angular motion to engage valve member 28a.

Tap 10 also has retaining member 30, and it has outside thread 30a, and this outside thread 30a engages with the lower internal thread 24a of axle opening 24 ends that are arranged on contiguous seal part 26.Be provided with rotation baffle ring 32 in abutting connection with retaining member 30.Rotation baffle ring 32 has lower external thread 32a and upper external thread 32b.Lower internal thread 24b in the lower external thread 32a coupling opening 24.The upper end 32c of rotation baffle ring 32 has tool configuration, and this structure can engage rotation baffle ring 32 with the upper end 30b of retaining member 30.Shown in Fig. 1 the best, tap 10 also has a pair of

nut

34a and 34b.

Shown in Fig. 2 the best,

valve member

28a and 28b have roughly complementary " Bow " shape that is made of a pair of 90 ° sector region.Shown in Figure 11 the best, has a pair of opening that is the breach 36a form between the quadrant among the first valve member 28a.The second valve member 28b also has pair of openings 36b in its sector region.

Shown in Fig. 4 to 10 the best, the substrate 26a of Sealing 26 has the pair of openings 38 corresponding to the opening among the valve member 28a 36, and wherein groove 40 is accommodated and placed to being used in facing with valve member 28b.Sealing 26 also comprises exit opening 42 and tenon 44 in its sidewall 26b, this tenon 44 is fit to be positioned in the corresponding recesses in the faucet subject 18, to prevent that Sealing 26 is with respect to main body 18 rotations.Sealing 26 also has the flange 46 in facing, and it is contained in the respective external groove that is provided with in the main body 18.

The assembling of tap 10 now will be described.At first,

valve member

28a and 28b are placed in the Sealing 26, make valve member 28b seat in groove 40.Then axle 12 is inserted Sealing 26, flange 46 is engaged with groove 14b.Resulting axle/seal assembly guarantees that advantageously (small-sized)

valve member

26a and 26b can not lose in operation subsequently.Then axle/seal assembly is inserted in the opening 24 of main body 18, make tenon 44 its corresponding engage grooves.Subsequently retaining member 30 being screwed in opening 24 also closely is fixed in the main body 18 so that axle/Sealing is assembled against flange 14a.(reverse) rotation baffle ring 32 is engaged with retaining member 30 thereafter and tool using with respect to main body 18 anchorage clip gripping members 30.Thereby the substrate 26a that fastening action also forces

valve member

28a and 28b to be resisted against Sealing 26 produces preload on valve member 28a and 28b.Inlet water pressure when valve 10 is in the close position on preload opposing valve member 28a and the 28b, thus leading 10 sealability improved.Fastening action also causes the outside squeeze sealing member 26 of flange 14c, makes its adjacent inner surface that is resisted against faucet subject 18 to improve sealability therebetween.

Then rotating baffle ring 32 gets back to the direction shown in the figure and screws in main body 18.

As well-known in related domain, below

nut

34a and 34b are screwed on the either side of outside installation surface of faucet subject 18, for example table top or waste pipe.If desired, the decorative flange (not shown) also can be screwed on the upper external thread 32a of locking nut 32 before in assembling faucet handles (not shown equally).

Same as well-known in related domain, then will enter the mouth water supply installation and outlet water supply installation are connected respectively to sleeve 20 and 22.

The operation of tap 10 now will be described.The motion of axle 12 is restricted to about 90 ° angular motion by lug in the rotation baffle ring 30 and the rib on the axle 12.By with Sealing 26 in the engaging of groove 40, lower valve member 28b is restricted with respect to the angular motion of faucet subject 18.The angular motion of handle drives axle 12 and does corresponding angular motion, and then drive valve member 28a does corresponding angular motion.

At " closure " end position, valve member 28a is placed in the position (promptly aliging with valve member 28b) that is superimposed with valve member 28b.In this operating position, the first valve member 28a blocks the opening 36b of the second valve member 28b.Consequently, the inlet water pressure of 36 supplies of the opening among inlet in Sealing 26 38 and the valve member 28b is prevented from further increase.

At another " opening " end position that changes from closed ends rotated position 1/4, orientate the first valve member 28a as among the butterfly gate member 28b not opening 36.In other words, the opening 36a among the first valve member 28a aligns with opening 36b in second valve member.This makes water to flow into the inside of Sealing 26 before arriving outlet sleeves 22 through exit opening 42 from flow through opening 36a between the sector region the valve member 28a of inlet sleeve 20.

Compare with existing quarter turn tap, the distortion of above-mentioned single Sealing 26 and single Sealing 26 has improved the sealability of tap 10.

Figure 12 to 23 show quarter turn tap 10 ' second mode of execution.Tap 10 ' structure, assembling and operation and preamble in similar referring to figs. 1 through the taps 10 of 11 descriptions, and similar reference number will be used to represent similar technical characteristics.But, tap 10 ' in, in abutting connection with the end of the axle body 14 of

valve member

28a and 28b by on molded plastic part 14e separately punching press form.Described part 14e comprises four claw component 14c extended from it, that engage with valve member 28a.Plastic part 14e has reduced the cost of axle 12, has also reduced the wearing and tearing of silicon seal 26.Equally, the tap 10 ' in valve member 28b integral body circular, wherein have a pair of fan-shaped opening 36b.

Although invention has been described with reference to preferred implementation, those of ordinary skill in the art should be appreciated that the present invention can implement by other form.

Claims

1. tap comprises:

Handle;

Axle, its angular motion that is suitable for response handle is done same movement around its longitudinal axis;

Main body, it has fluid input, fluid output and described axle is contained in wherein opening at least in part;

Roughly become the elastomer seal of cup-shaped, it has substrate and sidewall, described seal base has the fluid input opening that is communicated with the fluid input fluid of described main body, and be suitable for described main body being sealed at fluid input place near described main body, described sidewall has the fluid output opening that is communicated with the fluid output fluid of described main body, and is suitable at the fluid outlet near described main body described main body being sealed; And

The first and second ceramic valve members that roughly complementally are shaped; This first valve member is in abutting connection with the end opposite with described handle of described axle; And same movement is done in the angular movement that is suitable for responding described handle; And it has at least one opening; Described second valve member between the substrate of described first valve member and described seal and also its angular movement with respect to the substrate of described seal stoped; And the opening of fluid intake open fluid communication with substrate of at least one and described seal

The motion of wherein said handle drives described first valve member and moves between open position and operating position, in open position, the register of described first and second valve members, thereby form via the fluid passage of the opening in described first, second valve member from the fluid input of described main body to the fluid output of described main body, in closed position, described first valve member blocks the opening in described second valve member, forms described fluid passage thereby stop.

2. tap as claimed in claim 1, wherein said Sealing have a pair of described fluid input opening, and described first and second valve members have the inlet opening of a pair of corresponding complementary respectively.

3. tap as claimed in claim 1, the substrate of wherein said Sealing has the groove with the described second valve member complementation, thereby accommodates described second valve member and stop its angular motion with respect to main body.

4. as claim 1,2 or 3 described taps, wherein said axle has external flange, and it is suitable for engaging with the retaining member that is positioned at body openings encirclement axle.

5. tap as claimed in claim 4, its central shaft opening have first internal thread that engages with outside thread on the described retaining member.

6. as claim 4 or 5 described taps, wherein said retaining member is fixed in described main body by locking nut.

7. tap as claimed in claim 6, wherein said main body have second internal thread that engages with outside thread on the described locking nut.

8. as claim 6 or 7 described taps, wherein said locking nut has and is suitable for the tool configuration that engages with described retaining member.

9. as claim 6,7 or 8 described taps, wherein said locking nut has and is used for the outside thread that engages with decorative flange.

10. each described tap in the claim as described above, wherein said main body has the outside thread of admitting upper and lower nut, and described upper and lower nut is suitable for being fixed on the opposition side of installation surface.

11. the described tap of each in the claim as described above, wherein said axle has plastic body and metal shaft.

12. tap as claimed in claim 11, wherein said axle has the acetal main body.

13. tap as claimed in claim 11, wherein said axle has the brass axle.

14. the described tap of each in the claim as described above, wherein said axle is suitable for being connected with described handle.

15. the described tap of each in the claim as described above, its central shaft body has a plurality of from its claw component that stretches out, thereby these claw components are suitable for engaging with described first valve member and drive described axle body and described first valve member is done corresponding sports.

16. the described tap of each in the claim as described above, the inlet of wherein said main body is sleeve shape.

17. being, tap as claimed in claim 16, the inlet of wherein said main body have externally threaded sleeve shape.

18. the described tap of each in the claim as described above, the outlet of wherein said main body is sleeve shape.

19. being, tap as claimed in claim 18, the outlet of wherein said main body have externally threaded sleeve shape.

20. the described tap of each in the claim as described above, wherein said Sealing is made of elastic material.

21. tap as claimed in claim 20, wherein said Sealing is silicon materials.

22. the described tap of each in the claim as described above, the sidewall far-end of wherein said Sealing has inner flange, and described inner flange is suitable for being placed in the corresponding recesses that is provided with on the axle body.

23. the described tap of each in the claim as described above, wherein said first and second valve members are bow tie roughly.

24. as each the described tap in the claim 1 to 22, wherein said first valve member is a bow tie roughly, second valve member is a circular, wherein have two roughly fan-shaped openings.

25. a tap, roughly as mentioned in reference to accompanying drawing 1 to 11 or Figure 12 to 23 description.