CN201475416U

CN201475416U - Novel faucet inner core body structure

Info

Publication number: CN201475416U
Application number: CN2009201385947U
Authority: CN
Inventors: 许伟强
Original assignee: Xiamen Runner Industrial Corp
Current assignee: Xiamen Runner Industrial Corp
Priority date: 2009-05-25
Filing date: 2009-05-25
Publication date: 2010-05-19
Anticipated expiration: 2019-05-25

Abstract

The utility model relates to a novel faucet inner core body structure which comprises a three-way insert and a secondary injection molding water channel body, wherein the middle part of the three-way insert is provided with a water outlet, and two ends thereof are respectively provided with a cambered surface structure being matched with a vertical tube; the two ends of the water channel body are respectively provided with the vertical tube; the two vertical tubes are connected and communicated with each other by a transverse tube; the middle part of the transverse tube is provided with a hole being matched with the water outlet on the three-way insert; the water channel body is installed on the three-way insert by secondary injection molding; and the three-way insert is provided with a rib strip which is easily injected. As the three-way part at the core position is firstly molded in a way of the insert, a faucet inner core body can be molded into a whole, thus overcoming the defects of insufficient welding surface strength and instability in the existing technology adopting the welding way; and the structure is convenient for transportation and installation. Furthermore, the novel faucet inner core body has the advantages of simple structure, easy manufacturing and convenient molding, and greatly reduces the production cost.

Description

A kind of novel leading inner core body structure

Technical field

This novel a kind of leading water outlet device, particularly a kind of combination tap inner core body structure of relating to.

Background technique

The water tap of household use now has hot water or cold water's intake pipe more and is split into the water tap that mixes the water water outlet, and its leading inner core body structure is to be made of two vertical tubes and a transverse tube that is communicated with two vertical tubes, and this transverse tube middle part is for blending the mouth of a river with the fit adjustment valve.Present faucet body structure mostly is the metallic copper integrally casting and forms, metal has the requirement of strength that advantages of high strength can adapt to installation, but present resource comparatively lacks, and holding at high price of metal causes the cost of material of leading inner core body structure higher.In addition, this tap inner core body structure is the structure that is formed by three part three-way pipes, comparatively difficult when once-through, adopt to decompose partly and be welded again after the moulding, but two deficiencys can appear, the one, need to guarantee that two vertical tubes be arranged in parallel in same plane, two vertical tubes guarantee and the angle of inclination of transverse tube upper water-out mouth again simultaneously, hold than difficult during secondary operations; The 2nd, mostly each welding position that partly engages is the stress concentrated position, promptly when water tap is installed on the washbasin, the application of force direction of lock-connecting piece can make between vertical tube and the transverse tube and produce warping force, or in use, operation application of force direction on the tap, also can cause between vertical tube and the transverse tube and produce warping force, the existence of two kinds of factors very easily makes leading inner core body structure fracture take place and the working life of influence tap in the welding position.

In order to overcome the drawback that welding brings, people have adopted two-shot process, common way is to make the threeway inserts, on the threeway inserts, carry out quadric injection mould then, as Figure 10, shown in Figure 11, be to adopt the leading inner core body of quadric injection mould gained, when A is quadric injection mould threeway inserts location among the figure, the rib when adopting the extensional mode rib to be fixed on the mould of quadric injection mould.

Though this kind structure solved be welded to connect bring very easily make leading inner core body structure take place in the welding position that fracture is leaked and the problem in working life of influence tap, but during owing to quadric injection mould, its inserts location adopts the extensional mode rib to be fixed on the mould of quadric injection mould, the quadric injection mould of this kind structure is when the junction plane combination force of the quadric injection mould of two parts is bad, can produce the junction plane leakage problems by being exposed to outer bead structures, this seepage still can not satisfy people's usage requirement, causes total to scrap.

The model utility content

This novel purpose is: designs a kind of novel leading inner core body structure, it become one structure by quadric injection mould, be convenient to transportation, install and use, prolong the working life of tap, and easy to leak not.

The following structure of this novel employing realizes above-mentioned purpose, a kind of novel leading inner core body structure, the water channel body that comprises threeway inserts and quadric injection mould, wherein in the threeway inserts through hole is arranged, and the water outlet that communicates with through hole arranged at the middle part, the both ends of the surface of threeway inserts are respectively equipped with the globoidal structure that matches with vertical tube, this globoidal structure forms a convex surface in the vertical tube of water channel body behind water channel body quadric injection mould, this convex surface is the locating face of quadric injection mould threeway inserts, the outer surface of threeway inserts all is embedded in the formed water channel body of quadric injection mould, the two ends of water channel body are respectively equipped with two vertical tubes, two vertical tubes link to each other by transverse tube and communicate, and the middle part of transverse tube is provided with the hole of matching with water outlet on the threeway inserts.

The threeway inserts is provided with the inside-covered rib that is easy to injection moulding.

The water outlet place of two vertical tubes and leading spool joint and water channel body transverse tube is equipped with the sealing surface of placing seal ring on the water channel body.

This novel leading inner core body structure that adopts as above structure to make, because the mode elder generation moulding of inserts is partly adopted in the threeway of core, make leading inner core body can realize one-body molded, adopt welding manner in the prior art thereby improved, make defectives such as face of weld strength deficiency, inhomogeneous, the easy leakage of stress distribution, instability.

This is novel by the quadric injection mould of water channel body on the threeway inserts, water channel body and threeway inserts are combined firmly, and each position is stressed evenly on the body, do not had fully because the stress situation that welding is produced, make the faucet body structural integrity strong, be convenient to transportation and installation, particularly, make the water channel body more firm with combining of threeway inserts owing on the threeway body, be provided with bead structures.

Because the both ends of the surface of threeway inserts are respectively equipped with the globoidal structure that matches with vertical tube, this globoidal structure is formed with convex surface in the vertical tube of water channel body behind water channel body quadric injection mould, this convex surface is the stationary plane of quadric injection mould threeway inserts, changed in the prior art inserts location and adopted the extensional mode rib to be fixed on the mould of quadric injection mould, can produce because of the junction plane combination force and do not make the junction plane leakage problems by force by being exposed to outer bead structures.

This is novel also to have advantage simple in structure, easy to manufacture, convenient formation, greatly reduces cost of production.

Description of drawings

Fig. 1 is a threeway inserts schematic representation of the present utility model;

Fig. 2 is the sectional view of the utility model tap inner core body structure;

Fig. 3 is the A-A sectional view of Fig. 2;

Fig. 4 is the stereogram of the utility model tap inner core body structure;

Fig. 5 is the B-B sectional view of Fig. 2;

Fig. 6 is the partial enlarged drawing of Fig. 5;

Fig. 7 is to use the phantom of state;

Fig. 8 is to use the phantom of state;

Fig. 9 is the partial enlarged drawing of Fig. 3;

Figure 10 is the stereogram of prior art;

Figure 11 is the C-C sectional view of Figure 10.

Embodiment

A kind of novel leading inner core body structure, with reference to figure 1, shown in Figure 2, the water channel body 2 that comprises threeway inserts 1 and quadric injection mould, wherein in the threeway inserts 1 through hole 14 is arranged, and the water outlet 11 that communicates with through hole 14 arranged at the middle part, the both ends of the surface of threeway inserts 1 are respectively equipped with cambered surface 12 structures that match with vertical tube 22, these cambered surface 12 structures form a convex surface 121 in the vertical tube 22 at water channel body 2 behind water channel body 2 quadric injection moulds, as Fig. 3 and Fig. 9, Fig. 5, shown in Figure 6, this convex surface 121 is the locating face of quadric injection mould threeway inserts 1, the outer surface of threeway inserts 1 all is embedded in the formed water channel body 2 of quadric injection mould, the two ends of water channel body 2 are respectively equipped with two vertical tubes 22, two vertical tubes 22 link to each other by transverse tube 21 and communicate, and the middle part of transverse tube 21 is provided with the hole 211 of matching with water outlet 11 on the threeway inserts 1.

As Fig. 3, the both ends of the surface of Fig. 6 and threeway inserts 1 shown in Figure 9 are respectively equipped with cambered surface 12 structures that match with vertical tube 22, this globoidal structure is when realizing with water channel body quadric injection mould, a part is coated in the water channel body, this part plays and makes threeway inserts and water channel body purpose of connecting, another part of globoidal structure forms a convex surface 121 in the vertical tube 22 at water channel body 2 behind water channel body 2 quadric injection moulds, this convex surface 121 is the locating face of quadric injection mould threeway inserts 1, be positioned at leading inner core body structure owing to be used for the locating face of threeway inserts location during quadric injection mould, water was difficult for being penetrated into leading inner core body structure outside when like this, leading inner core body structure used.

Threeway inserts 1 is provided with the inside-covered rib 13 that is easy to injection moulding, these rib 13 structures are when threeway inserts 1 quadric injection mould, be coated on fully in the water channel body 1, and play the effect that combines that strengthens threeway inserts 1 and water channel body 2, changed the defective that rib A exposes in the prior art, make 1 intact being coated in the water channel body of threeway inserts, thereby realize not easy to leak of leading inner core body structure, the purpose of good seal.

As Fig. 7, shown in Figure 8, two vertical tubes 22 and leading valve body 6 joints on the water channel body 2, be equipped with the sealing surface 4 of placing seal ring 5 with transverse tube 21 with water outlet 11 matching holes 211 places, when the setting of sealing face is used leading inner core body structure, guaranteed that better water is difficult for leaking into leading inner core body structure outside, if particularly the both ends of the surface at threeway inserts 1 are respectively equipped with cambered surface 12 structures that match with vertical tube 22, this globoidal structure is being realized being connected with water channel body quadric injection mould when bad, because the existence of seal ring, water can not be leaked to outside the leading inner core body structure yet.

Threeway inserts 1 is provided with the rib 13 that is easy to injection moulding, make water channel body 2 to be injected into one with threeway inserts 1, strengthened the join strength between threeway inserts 1 and the water channel body 2, and this rib 13 is coated on (as shown in Figure 4) in the water channel body 2 fully when quadric injection mould, rib 13 no longer exposes, and has well solved leakage problem.

Two-port owing to threeway inserts 1 in this structure is respectively equipped with the globoidal structure 12 that matches with vertical tube 22, make the vertical tube 22 on the water channel body 2, adopt the mode of quadric injection mould, threeway inserts 1 and water channel body 2 well have been connected in together in the mode of quadric injection mould, thereby the junction surface that has guaranteed the vertical tube 22 on globoidal structure 12 and the water channel body 2 on the threeway inserts 1 is connected firmly, be injected into unsuitable seepage after the one, and the water outlet on the threeway inserts 1 11 makes the threeway of the water outlet 11 on the threeway inserts 1 partly connect more firm owing to there is the hole 211 on the water channel body to wear behind the quadric injection mould.

After quadric injection mould was finished, the through hole 14 on the threeway inserts 1 communicated with vertical tube 22 on the water channel body 2, and through hole 14 on the threeway inserts 1 and osculum 11 have formed a passage that communicates with vertical tube 22 on the water channel body 2.The transverse tube 21 and vertical tube 22 joints of water channel body 2 are provided with stiffening rib 23.

Claims

1. novel leading inner core body structure, it is characterized in that: the water channel body that comprises threeway inserts and quadric injection mould, wherein in the threeway inserts through hole is arranged, and the water outlet that communicates with through hole arranged at the middle part, the both ends of the surface of threeway inserts are respectively equipped with the globoidal structure that matches with vertical tube, this globoidal structure forms a convex surface in the vertical tube of water channel body behind water channel body quadric injection mould, this convex surface is the locating face of quadric injection mould threeway inserts, the outer surface of threeway inserts all is embedded in the formed water channel body of quadric injection mould, the two ends of water channel body are respectively equipped with two vertical tubes, two vertical tubes link to each other by transverse tube and communicate, and the middle part of transverse tube is provided with the hole of matching with water outlet on the threeway inserts.

2. a kind of novel leading inner core body structure according to claim 1, it is characterized in that: the threeway inserts is provided with the inside-covered rib that is easy to injection moulding.

3. a kind of novel leading inner core body structure according to claim 1 and 2 is characterized in that: the water outlet place of two vertical tubes and leading spool joint and water channel body transverse tube is equipped with the sealing surface of placing seal ring on the water channel body.

4. a kind of novel leading inner core body structure according to claim 1, it is characterized in that: water channel body transverse tube and vertical tube joint are provided with stiffening rib.