CN203892597U

CN203892597U - Valve core of water faucet

Info

Publication number: CN203892597U
Application number: CN201420226233.9U
Authority: CN
Inventors: 马永华
Original assignee: NINGBO WANHAI VALVE TECHNOLOGY Co Ltd
Current assignee: NINGBO WANHAI VALVE TECHNOLOGY Co Ltd
Priority date: 2014-05-04
Filing date: 2014-05-04
Publication date: 2014-10-22
Anticipated expiration: 2024-05-04
Also published as: DE202014103841U1

Abstract

The utility model relates to a valve core of a water faucet. The valve core comprises a valve handle, a valve core housing, and a stream control assembly that is arranged in the valve core housing by a sleeving manner; a water inlet pipe connecting hole that can be directly connected with the water inlet pipe is formed in the lower end of the valve core housing; a water outlet pipe connecting hole that can be directly connected with the water outlet pipe is formed in the valve core housing. With the adoption of the valve core of the water faucet, water does not contact with an inner cavity of a water faucet housing, and thus the water is avoided pollution; the process is simple; in addition, the problem of sealing between the valve core and the water faucet housing is avoided.

Description

A kind of faucet valve core

Technical field

The utility model relates to a kind of fluid control device, relates in particular to a kind of faucet valve core.

Background technique

It is very extensive that water tap is all applied in the every field of social life, conventional water tap is generally comprised of spool and tap shell, spool is comprised of current control unit and only has a water flow control function, water inlet water pipe is directly connected on the interface of tap shell conventionally, during use, the current of the intake pipe tap shell inner chamber of can first flowing through, after arriving again spool, by the current control unit in spool, carry out current adjusting, now the inner chamber of tap shell becomes a part for flow channel, yet the defect due to existing casting process, the tap shell inner chamber of producing often has pore, the defect wares such as trachoma, thereby cause leaking of water tap, also because directly contacting tap shell, current easily cause contaminated water flow simultaneously.For addressing this problem, application number is that 200720006204.1 Chinese utility model patent discloses a kind of novel faucet valve core, its technological scheme is in the lower end of spool housing, to be provided with the attachment hole that can directly be connected with water inlet water pipe, thereby water inlet water pipe can directly be connected with spool by this attachment hole, make the current control piece that need not be by the inner chamber of tap shell directly arrives spool from water pipe into water current carry out current adjusting, so aspect water inlet, the requirement of tap shell is just reduced greatly, thereby brought up to the up-to-standard rate of tap shell, generation prevents from leaking.But, this utility model patent has only solved the problem in water tap water inlet, in this patent, after water outflow by current control piece, water outlet still must could finally be flowed out water tap through the water part inner chamber of tap shell, thereby water outlet still can contact with tap shell, because tap shell is generally by plastic materials, copper, or the metallic material that scribbles chemical resin layer is made, when water outlet contacts with tap shell inwall, these materials can pollute water liquid, and when water tap is not used for a long time, tap shell inner chamber is easy to store some water liquid and does not flow out, these water liquid are for a long time with the contact of tap shell inwall, pollution will be more serious, when reusing water tap next time, sewage mixes and discharges with clear water, health to people impacts.In addition, this utility model patent is because water outlet still must be through the water part inner chamber of tap shell, must between the upper and lower end of spool housing and tap shell, seal arrangement be set, in case leak-stopping water, yet even now, still there will be water leakage phenomenon, and increased manufacturing process and cost.

Model utility content

The utility model is in order thoroughly to solve the defect that traditional tap shell easily pollutes water liquid, to provide a kind of current of avoiding to contact with tap shell inner chamber, and technique is simple, faucet valve cores good airproof performance, safety and sanitary.

To achieve these goals, the technical solution adopted in the utility model is:

A faucet valve core, comprises valve handle, current control unit, spool housing; Valve handle lower end connects current control unit, and current control unit is placed in spool housing; Described spool housing lower end is provided with the intake pipe attachment hole that can directly be connected with water inlet water pipe, and this intake pipe attachment hole is communicated with water inlet place of current control unit; On described spool housing, be also provided with the outlet pipe attachment hole that can directly be connected with water outlet water pipe, this outlet pipe attachment hole is communicated with water outlet place of current control unit.Described current control unit is known in this field, ripe current control piece, comprises rotor, driver plate, upper porcelain slice, lower porcelain slice, seals and other component.

As preferably, described intake pipe attachment hole or outlet pipe attachment hole have the internal thread that can be spirally connected with water pipe, so that being connected of water inlet water pipe or water outlet water pipe and spool.Convenient for connecting, intake pipe attachment hole and outlet pipe attachment hole preferably all have the internal thread being spirally connected with water pipe.

As preferably, the described internal thread being spirally connected with water pipe is metal insert, and certainly, in the situation that spool housing adopts high-strength rigid material, the described internal thread being spirally connected with water pipe also can be directly molded on spool housing and not need metal insert.

As preferably, described metal insert is tapped without lead bronze mold insert, with in preventing from using, water is polluted.

As preferably, described spool housing is comprised of upper shell and base clamping; Current control unit is placed in upper shell, and intake pipe attachment hole, outlet pipe attachment hole are located on base.Certainly, as required, outlet pipe attachment hole also can be located at other suitable positions on upper shell or housing.Described spool housing can be also integral member, and intake pipe attachment hole is located at spool housing lower end, and outlet pipe attachment hole is located at position suitable on spool housing.

Described intake pipe attachment hole is 2, and outlet pipe attachment hole is 1.

Compared to existing technology, gain effect of the present utility model is: after the water outflow by spool current control unit, water outlet directly enters the water outlet water pipe being connected with outlet pipe attachment hole and flows out water tap, therefore water outlet also need not be passed through the water part inner chamber of tap shell again, thereby avoided current to contact and cause contaminated water flow with tap shell inner chamber completely, safety is health again; Simultaneously, because water outlet does not enter tap shell inner chamber, so seal ring need not be set between external week of valve core shell and tap shell, simplified manufacturing process, reduced cost, there is not poorly sealed situation of leaking, no longer consider tap shell trachoma, the impact of pore on current yet, further improved the up-to-standard rate of tap shell yet.

Accompanying drawing explanation

Fig. 1 is front view of the present utility model;

Fig. 2 is rear view of the present utility model;

Fig. 3 is three-dimensional exploded view of the present utility model;

Fig. 4 is the connection diagram of the utility model and water pipe

Fig. 5 is the sectional view after Fig. 4 has connected;

Fig. 6 is that the utility model is arranged on the installation diagram in tap shell.

As shown in the figure: 1. valve handle, 2. upper shell, 3. rotor, 4. mortise pin, 5. driver plate, 6. upper porcelain slice, 7. lower porcelain slice, 8. inner seal ring, 9. base, 10. intake pipe attachment hole, the copper mold insert in 101. intake pipe attachment holes, 102. water inlet water pipes, 11. outlet pipe attachment holes, the copper mold insert in 111. outlet pipe attachment holes, 112. water outlet water pipes, 13. tap shells, 131. tap shell inner chambers, 14. cocket handles.

Embodiment

For making that structure characteristic of the present utility model and the effect reached are had and further understand and be familiar with, in order to preferred embodiment and accompanying drawing, coordinate detailed explanation, be described as follows:

A kind of faucet valve core as shown in Figure 1-Figure 3, comprise valve handle 1, the spool housing being formed by upper shell 2 and base 9 clampings, be placed on the current control unit in upper shell 2, current control unit is the ordinary skill in the art, it comprises rotor 3, mortise pin 4, driver plate 5, upper porcelain slice 6, lower porcelain slice 7, inner seal ring 8, and mortise pin 4 is connected the lower end of valve handle 1 with rotor 3.Base 9 as spool housing constituent element is provided with two intake pipe attachment holes 10 that can directly be connected with water inlet water pipe 102, this intake pipe attachment hole 10 is communicated with water inlet place of current control unit, on base 9, be also provided with an outlet pipe attachment hole 11 that can directly be connected with water outlet water pipe 112, this outlet pipe attachment hole 11 is communicated with water outlet place of current control unit.Intake pipe attachment hole 10 is embedded in tapped without lead bronze mold insert 101, outlet pipe attachment hole 11 is embedded in tapped without lead bronze mold insert 111, and water inlet water pipe 102, water outlet water pipe 112 can directly be connected with the base 9 of spool housing by the internal thread without lead bronze mold insert.

Shown in Fig. 4-Fig. 6, during installation, the utility model spool assembling is placed and is fixed in the tap shell 13 adapting, cocket handle 14 connects valve handle 1, two water inlet water pipes 102 penetrate that tap shell inner chamber 131 is rear to be directly threaded with two intake pipe attachment holes 10 on spool, two water inlet water pipe wherein one be hot-water line, a cold water pipe; A water outlet water pipe 112 penetrates that tap shell inner chamber 131 is rear to be directly threaded with an outlet pipe attachment hole 11 on spool.Connect behind water source, pull cocket handle 14 and regulate hot water, cold water and water flow, current flow directly into spool and enter the current control unit in valve core shell body from water inlet water pipe, then from current control unit, flow out and directly enter again water outlet water pipe, and finally flow out water tap.In the overall process of current, current, from water pipe direct admission valve in-core, then directly flow into water outlet water pipe again in spool, and therefore, current do not contact with tap shell inner chamber all the time, have guaranteed that current are not polluted by tap shell completely; Simultaneously, because tap shell is not re-used as flow channel all the time, therefore not high to the quality requirement of tap shell, no longer consider whether tap shell has trachoma, pore, improved the up-to-standard rate of tap shell, also no longer need between spool housing and tap shell, seal arrangement be set, simplify technique, save cost.Therefore, the utility model has obvious progress and advantage compared to existing technology, and prospects for commercial application is wide.

Above-described embodiment is preferred forms of the present utility model., unsubstantiality improved technology simple to the utility model, still in protection domain of the present utility model.

Claims

1. a faucet valve core, comprises valve handle, current control unit, spool housing; Valve handle lower end connects current control unit, and current control unit is placed in spool housing; Described spool housing lower end is provided with the intake pipe attachment hole that can directly be connected with water inlet water pipe, this intake pipe attachment hole is communicated with water inlet place of current control unit, it is characterized in that: on described spool housing, be also provided with the outlet pipe attachment hole that can directly be connected with water outlet water pipe, this outlet pipe attachment hole is communicated with water outlet place of current control unit.

2. a kind of faucet valve core according to claim 1, is characterized in that: described intake pipe attachment hole or outlet pipe attachment hole have the internal thread that can be spirally connected with water pipe.

3. a kind of faucet valve core according to claim 2, is characterized in that: the described internal thread being spirally connected with water pipe is metal insert.

4. a kind of faucet valve core according to claim 3, is characterized in that: described metal insert is tapped without lead bronze mold insert.

5. a kind of faucet valve core according to claim 1, is characterized in that: described spool housing is comprised of upper shell and base clamping; Current control unit is placed in upper shell, and intake pipe attachment hole, outlet pipe attachment hole are located on base.

6. a kind of faucet valve core according to claim 1, is characterized in that: described intake pipe attachment hole is 2, and outlet pipe attachment hole is 1.