CN1466645A

CN1466645A - Faucet with underbody

Info

Publication number: CN1466645A
Application number: CNA018161928A
Authority: CN
Inventors: 斯科特・C・贝克; 斯科特·C·贝克; ・旺; 安德鲁·旺; ・罗梅罗; 奥斯卡·罗梅罗; ・H・斯特雷德; 沃尔特·H·斯特雷德
Original assignee: Newfrey LLC
Current assignee: Newfrey LLC
Priority date: 2000-09-22
Filing date: 2001-09-21
Publication date: 2004-01-07
Also published as: CA2421915A1; WO2002025022A1; AU2002211249A1; MXPA03002458A; BR0114071A

Abstract

A faucet body (10) is molded from a plastic material and coupled to an underbody that is likewise molded from a plastic material. The unitary faucet body includes a spout portion (12) and a base portion (14). The underbody comprises a manifold (40) including an inlet (48) and an outlet (50). An end body (24) is coupled to the manifold and to the base portion. The end body includes means for coupling the faucet body to the manifold. Alternatively, the faucet spout and base can be molded as a unitary structure using a lost core method, thereby eliminating the need for a separate manifold.

Description

The tap that has base

Technical field

The tap that the present invention relates generally to have base and be assembled to the faucet on this base relates in particular to the tap that uses the common-base that has a plurality of faucet structures.Described faucet and base can utilize mistake core method (lost core methodology) to be molded as overall structure together.The invention still further relates to the quantity that reduces the water route parts also keeps package closure and shell is carried out directed tap with the end body.In addition, the faucet that the present invention relates to be molded by plastic, this faucet can be installed on the sink platen, and need not insert among the plaster board.

Background technology

Traditional tap is to use copper casting to make, this copper casting through machine with the import that water is provided and the outlet of water.Use the foundry goods after the modification shell covering of being made by chrome-plated metal is usually finished, thereby more pleasing outward appearance is provided.Polished and the plating of copper tap.In some cases, nozzle is made by the copper pipe of electroplating, and described copper pipe bends to desired shapes, and connects with foundry goods.Unfortunately, casting and the cost of machine copper aspect time, labour and material are all very high.

Another shortcoming of tradition tap is relevant with the composition of copper.Some copper components are leaded, and plumbous meeting is leached from copper and entered from the water that tap passes through.Therefore, preferably provide a kind of substitution material, the cost of production of this material is lower, and can eliminate plumbous danger of immersing in the drinking-water simultaneously.

Summary of the invention

The present invention overcomes above-mentioned and other shortcomings by a kind of faucet is provided, and described faucet forms by plastic material is molded, and to be connected to be on the molded base that forms of plastic material equally.Use molding process more cheap, and use plastic material to eliminate the possibility of plumbous immersion drinking-water than casting and machine.In a preferred embodiment, the plastic tap body is coated with metal shell, so that more happy people's outward appearance is provided.

According to the present invention, the faucet assembly of two handles comprises the faucet of one, manifold, at least one end body and valve.The faucet of this one comprises nozzle segment and base portion, and wherein, nozzle segment comprises aquaporin, and base portion comprises that at least one is used to hold the hole of end body.Manifold includes an inlet and an outlet, and the end body links to each other with base portion with manifold.The end body also comprises and is used for faucet is connected to device on the manifold.Valve is coupled to the body of end.

According to an aspect of the present invention, manifold comprises coupled first and coupled second portion to nozzle segment to the faucet base portion.Faucet partly limits pair of end portions body receiving opening and comprises the alignment characteristics that contiguous each end body receiving opening is provided with, in case not-go-end portion body misplaces with respect to manifold.

According to a further aspect in the invention, the end body comprises first retention nut and second retention nut, and first retention nut remains on the end body in the body receiving opening of end.The first and second retention nut actings in conjunction are to be connected to faucet assembly on the sink platen.

One embodiment of the present of invention are to utilize mistake core technology (lost core technology) to make.Described tap comprises the nozzle with first aquaporin and has the substrate of second aquaporin that is communicated with the first aquaporin fluid.Effuser and substrate are molded as an integrated member around fusible core, and this fusible core is removed from this overall structure subsequently, and the space boundary that is stayed by fusible core goes out first and second passages.

Other features and advantages of the present invention will from manual to become more than you know lower part and the accompanying drawing, accompanying drawing shows the existing preferred embodiment in conjunction with the principle of the invention.

Description of drawings

Fig. 1 is the top view of the faucet that uses of the present invention;

Fig. 2 is the elevation of the faucet among Fig. 1;

Fig. 3 is the bottom view of the faucet among Fig. 1;

Fig. 4 is the sectional drawing of 4-4 intercepting along the line among Fig. 2;

Fig. 5 be among Fig. 1 5-5 along the line intercept sectional drawing;

Fig. 6 is the end-view of the base that uses of the present invention;

Fig. 7 is the elevation that the part of the base among Fig. 6 is cut open;

Fig. 8 is the bottom view of the base among Fig. 6;

Fig. 9 is the fragmentary cross-sectional view of 9-9 intercepting along the line among Fig. 7;

Figure 10 is the elevation that comprises that the tap part after the assembling of faucet of the present invention and base is cut open;

Figure 11 is the lateral view of end body;

Figure 12 be along the end body longitudinal axis among Figure 11 intercept sectional drawing;

Figure 13 is the top view of the end body among Figure 11;

Figure 14 is the decomposition diagram of the valve that uses of the present invention;

Figure 15 be the longitudinal axis along the valve of Figure 14 intercept sectional drawing;

Figure 16 is the bottom view of the valve rod among Figure 14;

Figure 17 utilizes to lose the alternative of the present invention that the core method is made.

The specific embodiment

Fig. 1-5 shows according to faucet 10 of the present invention.Faucet 10 preferably utilizes the auxiliary casting process of gas to form as single injection molding, applies as required then or electroplates so that the client to be provided acceptable, pleasing retouching.Faucet 10 comprises nozzle segment 12 and base portion 14.As shown in Figure 3, base portion 14 also comprises perimeter seal receiving channel 16, a pair of securing member reception part 18 and pair of end portions body receiving opening 20.Each end body receiving opening 20 comprises a plurality of ribs 22, and these ribs 22 are opened around the peripheral intervals in their holes 20 separately, and inwardly outstanding from it.Preferably, each hole comprises 5 ribs of opening around the described circle spacing with 60 ° of intervals 22, and has the gap in the interval at the some place that is arranged at the most close nozzle segment 12.Rib 22 provides supporting and has aimed at (Figure 10) for the hexagonal part of end body 24, and prevents that the end body from rotating in hole 20.

As shown in Figure 4, nozzle segment 12 comprises aquaporin 26 and is used to hold the groove 28 of handle 30 (Figure 10) of upspringing that this handle 30 of upspringing is used to handle draining accessory part (not shown).Nozzle segment 12 comprises and has interior or externally threaded outlet 32 that this screw thread is used for ventilation member 34 (aerator) is connected to nozzle segment 12.Aquaporin 26 comprises step-like inlet 36, its extend through base portion 14 and entering in the nozzle segment 12.Aquaporin 26 continues across effuser part 12 from step-like inlet 36, arrives outlet 32.

Water manifold 40 according to the present invention is shown in Fig. 6 to 9.Water manifold 40 comprises substrate 46, a pair of water inlet 48 and water out 50, preferably is molded as an integral member.Substrate 46 comprises first end 54 and the second end 56, and first end 54 comprises a pair of securing member receiving opening 58 and centre bore 60.Each inlet 48 comprises from exporting 50 tubular parts 62 that extend.Shown in 10, when water manifold 40 was installed in the faucet 10, tubular portion 62 reached in the end body receiving opening 20 to engage with end body outlet 66.Manifold outlet 50 comprises the pipe that has step-like sidewall 70, and the structure of this step sidewall mates with the step-like inlet 36 of aquaporin 26 and engages.O shape circle can be installed between manifold outlet 50 and the step inlet 36 and guarantee water-stop.

Substrate 46 is configured to be assemblied in the base portion 14 of faucet 10, and securing member receiving opening 58 aligns with securing member reception part 18 simultaneously.Base 40 utilizes the securing member such as screw to be fixed on the base portion 14, and described screw passes securing member receiving opening 58 to engage with securing member reception part 18.When base 40 was fixed on the base portion 14, centre bore 60 alignd with groove 28, so that make the handle 30 of upspringing pass faucet 10 and water manifold 40 and engage with draining accessory part (not shown).In a preferred embodiment, the periphery of first and second ends 54 and 56 profiles and faucet 10 coupling and adjacency, thus provide extra stability for the water manifold 40 after installing.

Shown in Figure 11～13, end body 24 comprises the bottom 76 and the top 78 of external screw thread tubulose, and this top 78 has outlet 66 and top, bottom hex flange 80, and flange 80 extends around the periphery on top 78.Hex flange 80 sizes are decided to be the rib 22 in the engagement end portion body receiving opening 20, are oriented to the water inlet 48 of base and engage so that export 66.The end body 24 that is spaced apart between upper flange and lower flange 80 provides longitudinal stability.

Top 78 also comprises internal thread 84, external screw thread 85, covers the tegmental wall 82 of bottom 76 and the water inlet 86 of bow tie.Described bow-tie shape is sealed by the second arc part 86b that extends between the first arc part 86a that extends between two upper arm of bowknot and two underarms at bowknot, thereby has formed a pair of leg-of-mutton opening that is roughly.The bow-tie shape of water inlet 86 is limited by upwardly extending sidewall 88, and comprises the base plate 90 that has a pair of tri-angle-holed 94 bow tie, and this passes tegmental wall 82 to hole 94, arrives tubular lower 76.The seal 92 (Figure 14) with the support elastic bow tie is admitted in sidewall 88 and base plate 90 actings in conjunction.

The valve 96 that uses with end body 24 has been shown in Figure 14～16.Valve 96 comprises valve rod 98, valve pocket 100 and valve disc 102, and valve 96 utilizes the nut that engages with internal thread 84 to remain on the suitable position.O shape circle 104 can be installed with valve 96 water-stop is provided.Valve rod 98 comprises splined section 108 and substrate 110.Substrate 110 extends from the peripheral outward radial of valve rod 98, and comprises slave plate 110 projection 114 of sagging bow tie downwards.The projection 114 of bow tie is similar at the inlet 86 of size and textural and bow tie basically, and is placed on the plate 110, aligns with inlet 86 when in the closed position with convenient valve 96.Skirt section 116 is sagging downwards with two parts 120,122 from the edge of the projection 114 of bow tie, and at these two parts, 120,122 places, the edge of projection 114 is consistent with the edge of plate 110.Each part 120,122 comprises the interval 124,126 that is used to admit valve disc 102 respectively.Preferably, at interval 124 is different with 126 size, and not on the same diameter of plate 110, thereby prevented the installation dislocation of valve disc 102.

Valve disc 102 generally is a circular slab, have a pair of from valve disc 102 radially extend little outstanding 132 and 134.The size of valve disc 102 and structure enable against the

skirt section

120 and 122, to cooperate suitably.Little outstanding 132 and 134 are assemblied in respectively in the

interval

124 and 126 of

skirt section

120 and 122, thereby provide correct aligning for valve disc 102 on valve rod 98.When valve disc 102 was correctly installed, valve disc tri-angle-holed 128 was positioned at the outside of the bow-tie shape of projection 114.Therefore, when valve disc tri-angle-holed 128 alignd with inlet tri-angle-holed 94, valve 96 was shown in an open position.When valve rod 98 half-twists, valve disc tri-angle-holed 128 no longer aligns with inlet tri-angle-holed 94, but 102 residue imperforation part is aimed at inlet tri-angle-holed 94, thereby block water flows through from valve 96, and valve 96 cuts out.

By water inlet 48 is inserted in end body outlet 66, water manifold 40 is connected on the end body 24, thereby has formed base.Then by end body 24 being inserted end body receiving openings 20 and retention nut 106 (Figure 10) being screwed on the external screw thread 85 of end body 24, described base and faucet 10 assemble, thereby against the base portion 14 of faucet 10.Alternatively, end body 24 can utilize the axle and the combination of handle to remain in the faucet 10, wherein said reel structure must with external screw thread 85 threads engage of end body 24.The substrate 46 of water manifold 40 utilizes screw and other securing members to be fixed on the faucet 10 then.Retention nut, hex flange 80 and screw acting in conjunction are firmly held in correct position in the faucet 10 with base.Add required handle and operate and cover valve, finished leading assembling like this with axle.By end body 24 being inserted by the hole in the tank platform and retention nut 140 (Figure 10) being screwed on the end body 24, faucet assembly is installed on the sink platen.

Final faucet assembly is relatively inexpensively produced and is assembled, and therefore provides cost advantage for manufacturer.In addition, faucet assembly comprises less components compared with traditional tap, thereby has reduced the number of the parts in the stock, has additionally saved cost.And base can be set to the common-base that uses with the design of other faucets, has considered the more fast-developing of new tap design and provides the market advantage for manufacturer.

Those of ordinary skill in the art will be appreciated that securing member is optional, can only utilize the end body that base is coupled to faucet.The geometry of the downside of faucet can be designed to consistent with the shape of base, prevents moving of base when being arranged in the correct position of faucet at base, and prevents that the end body from separating with manifold.Retention nut will be fixed to base on the tap.

In optional embodiment of the present invention, as shown in figure 17, the whole faucet 210 that comprises nozzle segment 212 and base portion 214 utilizes as individual unit that core leakage method is molded to form.Core leakage method comprises the step of being made the core (not shown) by fusible material, and this core limits the profile of the inner passage of nozzle and base portion.Then described core is put into the mould of faucet, and plastics are injected mould.After plastics solidify, faucet is taken out from mould, core is from the inside fusing of faucet.The space boundary that produces by removing core goes out the inner passage of effuser and base portion.Certainly, selecting the important consideration of fusible material is its ability that keeps shape in molding process, also will melt away from the inside of plastic tap body and the while can not damaged faucet.Utilize mistake core method can obtain a plurality of advantages, for example reduced the quantity of parts, reduced the quantity of installation step, and reduced cost of inventory.

The tap that has base about this preferred embodiment is described.But should be understood that within the scope of the appended claims and can make multiple modification.

Claims

1, a kind of two handle faucet assemblies comprise:

Faucet with one of nozzle segment and base portion, this nozzle segment comprises aquaporin, base portion comprises the hole that at least one is used to admit the end body;

Manifold with entrance and exit;

At least one end body, this end body is coupled on manifold and base portion, and comprises the device that is used for coupled faucet and manifold; And

Coupled valve to the body of end.

2, faucet assembly as claimed in claim 1, wherein, described manifold comprises the first that is connected to the faucet base portion and is connected to the second portion of effuser part.

3, faucet assembly as claimed in claim 1, wherein, described faucet partly limits pair of end portions body receiving opening, and comprises the alignment member that contiguous each end body receiving opening is provided with, and misplaces with respect to manifold to prevent described at least one end body.

4, faucet assembly as claimed in claim 3, wherein, described at least one end body comprises first retention nut, is used for the end body is remained at least one end body receiving opening.

5, faucet assembly as claimed in claim 4, wherein, described at least one end body comprises second retention nut, the described first and second retention nut actings in conjunction are to be connected to faucet assembly on the sink platen.

6, a kind of two handle faucet assemblies comprise:

Have the molded single-piece faucet of nozzle and base portion, this nozzle and base portion have the aquaporin that has inlet, and base portion comprises the hole that at least one is used to admit the end body;

Molded base, it has base portion, water inlet and water out, and this base is connected on the faucet with the mode that described base portion aquaporin engages with the base water out.

7, faucet assembly as claimed in claim 6 comprises that also at least one is connected to the end body on the water out, and wherein, described at least one end body comprises and is used for this at least one end sports association is received first retention nut on the faucet.

8, faucet assembly as claimed in claim 7, wherein, described at least one end body comprises second retention nut, the described first and second retention nut actings in conjunction are to be connected to faucet assembly on the sink platen.

9, faucet assembly as claimed in claim 6, wherein, described base portion comprises the alignment ribs that described at least one hole of a plurality of vicinities is provided with, described alignment ribs is beneficial to the end body with respect to seat aligned.

10, a kind of faucet assembly comprises:

Nozzle with aquaporin;

Substrate with base, described base comprise the aquaporin that is communicated with the aquaporin fluid of nozzle, and described nozzle and substrate form as individual unit is molded; And

The valve that at least one is connected to substrate is used to control water flowing to nozzle.

11, a kind of faucet assembly comprises:

Nozzle with first aquaporin; And

Substrate with second aquaporin, described second aquaporin is communicated with the first aquaporin fluid, and nozzle and substrate utilization are lost the core technology and are made as an overall structure.

12, a kind of faucet assembly comprises:

Nozzle with first aquaporin; And

Substrate with second aquaporin, described second aquaporin is communicated with the first aquaporin fluid, and nozzle and substrate form around fusible core is molded as an overall structure, wherein, this fusible core is removed from this molded, unitary structure subsequently, so that described first and second passages to be provided.