WO2017121186A1

WO2017121186A1 - 3-way valve and drinking water system

Info

Publication number: WO2017121186A1
Application number: PCT/CN2016/106723
Authority: WO
Inventors: 张建芳; 梁旭东
Original assignee: 深圳安吉尔饮水产业集团有限公司
Priority date: 2016-01-13
Filing date: 2016-11-22
Publication date: 2017-07-20
Also published as: CN106969171A

Abstract

A 3-way valve and a drinking water system comprise a housing (10) having an accommodation cavity (11) and three interfaces disposed in the housing (10) and communicated with the accommodation cavity (11). The three interfaces include a water inlet opening (12), a first water outlet opening (13) disposed opposite to the water inlet opening (12), and a second water outlet opening (14) disposed perpendicularly to the first water outlet opening (13). The 3-way valve further comprises a filter component (100) disposed in the accommodation cavity (11). The filter component (100) comprises a tube-shaped filter net and a support (20) supporting the tube-shaped filter net. The tube-shaped filter net comprises one end facing towards the water inlet opening (12), the other end facing towards the first water outlet opening (13), and a tube wall facing directly to the second water outlet opening (14). By disposing in the housing of the 3-way valve the support and the tube-shaped filter net in the support, arranging the tube wall of the tube-shaped filter net to face directly to the second water outlet opening, and connecting the second water outlet opening to a water inlet port of drinking water equipment, when water introduced from outside enters the drinking water equipment through the tube-shaped filter net, the water inlet port of the drinking water equipment remains unclogged.

Description

Description: A three-way valve and drinking water system

[0001] The present invention relates to the technical field of drinking water systems, and in particular, to a three-way valve and a drinking water system.

Background technique

[0002] With the improvement of people's living standards, healthy drinking water is a topic of increasing concern. At present, a variety of water purifier equipment has entered thousands of households to facilitate people's daily drinking and domestic water. However, the water quality of tap water varies from region to country. Sand and algae often appear in the water inlet of the water purifier, causing blockage of the water inlet port of the water purifier, making the water purifier unable to work properly.

technical problem

[0003] The object of the present invention is to provide a three-way valve and a drinking water system, which is intended to solve the problem that the water inlet port of the drinking water device is blocked by the sand and algae in the water inlet port of the water purifier. Problem problem solution

Technical solution

[0004] In order to solve the above technical problem, the technical solution of the present invention is to provide a three-way valve including a housing having a receiving cavity and three interfaces disposed on the housing and communicating with the receiving cavity, The three interfaces include a water inlet, a first water outlet disposed opposite the water inlet, and a second water outlet disposed perpendicular to the water inlet, the three-way valve further including a chamber disposed in the receiving chamber a filter assembly, the filter assembly comprising a cylindrical filter mesh and a support supported on a periphery of the cylindrical filter mesh, the tubular filter mesh having one end facing the water inlet and the other end facing the first water outlet And the wall of the cylindrical filter mesh is opposite to the second water outlet.

[0005] Further, the bracket includes a bracket body for supporting the tubular filter mesh and an outlet pipe formed by the bracket body extending toward the first water outlet, and the water outlet jacket is provided with an elastic member .

[0006] Further, a first annular step is disposed in the receiving cavity near the end of the water outlet pipe; a second annular step is formed at the connection between the bracket body and the water outlet pipe, and one end of the elastic member is abutted On the first annular step, the other end abuts against the second annular step. [0007] Preferably, the elastic member has a tower shape, and an end of the elastic member abutting against the second annular step has a smaller diameter than an end portion of the first annular step.

[0008] Further, the water inlet is provided with an internal thread, and the water inlet is spirally inserted into a threaded pipe, and one end of the bracket body near the water inlet is inserted into the water inlet into the water inlet. On the end face.

[0009] Further, the outlet pipe has two vertically disposed support plates, and both ends of each of the support plates are supported on the inner wall of the outlet pipe.

[0010] Further, the bracket body includes two annular frames that are coaxially and spaced apart, and a plurality of connecting ribs that connect the two annular frames, and the outer walls of each of the annular frames are recessed. An annular groove, each of which is press-fitted with a sealing ring between the annular groove and the inner wall of the receiving chamber.

[0011] Further, the bracket body further includes a plurality of annular ribs connecting the plurality of connecting ribs and perpendicular to the axis of the bracket body, and the plurality of annular ribs are spaced apart.

[0012] Preferably, the bracket is made of a plastic material.

[0013] Another object of the present invention is to provide a drinking water system, comprising a drinking water device, the drinking water system further comprising a three-way valve, the drinking water device has a water inlet port, the second water outlet and the inlet The water port is connected. Beneficial effect

[0014] The technical effect of the present invention relative to the prior art is: through the three-way valve housing is provided with a bracket and a cylindrical filter mesh placed in the bracket, the cylinder wall of the tubular filter mesh is directly opposite to the second water outlet, The second water outlet is connected with the water inlet port of the drinking water device, so that the water source introduced by the outside is filtered through the tubular filter into the drinking water device, and the water inlet port of the drinking water device is kept open.

Advantageous effects of the invention

Brief description of the drawing

DRAWINGS

1 is a perspective view of a three-way valve according to an embodiment of the present invention;

2 is a cross-sectional view of the three-way valve of FIG. 1 along a center line A-A; [0016] FIG.

3 is a perspective view of a housing according to an embodiment of the present invention;

4 is a perspective view of a filter assembly according to an embodiment of the present invention;

[0019] FIG. 5 is another perspective perspective view of the filter assembly of FIG. 4.

[0020] The details of the labels referred to in the above drawings are as follows: [] [Table i]

BEST MODE FOR CARRYING OUT THE INVENTION

[0021] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0022] It should be noted that when an element is referred to as being "fixed" or "in" another element, it may be directly on the other element or it may be indirectly On the component. When an element is referred to as "connected to" another element, it can be directly connected to the other element or it can be indirectly connected to the other element through the third component.

[0023] It should also be noted that the left, right, upper, lower, and the like directions in this embodiment are only relative concepts or reference to the normal use state of the product, and should not be considered as having limitations. Sexual.

1 to 4, a three-way valve provided by the present invention includes a housing 10 having a receiving chamber 11

And three interfaces (not shown) that are disposed on the casing 10 and communicate with the accommodating chamber 11, the three interfaces including the water inlet 12, the first water outlet 13 disposed opposite the water inlet 12, and the water inlet 12 Vertical setting The second water outlet 14, the three-way valve further includes a filter assembly 100 disposed in the accommodating chamber 11, the filter assembly 100 including a cylindrical filter (not shown) and a support supported on the periphery of the cylindrical filter 20, one end of the cylindrical filter meshes toward the water inlet 12, the other end faces the first water outlet 13, and the wall of the cylindrical filter mesh faces the second water outlet 14.

[0025] In the present embodiment, the three interfaces of the housing 10 are all in communication with the outside, the water inlet 12 and the first water outlet 13 are axially overlapped and the receiving cavity 11 is located therebetween, and the housing 10 is " T" shape; the cylindrical filter mesh is a SUS steel mesh and has a size of 300 mesh, but the selection of the cylindrical filter mesh is not limited thereto; the second water outlet 14 of the casing 10 has a spherical valve core 30 near the receiving cavity 11 The spherical valve core 30 has a spool through hole 31 for discharging the liquid, and a control handle 32 is connected to the spherical valve core 30, and the other end of the control handle 32 extends outside the casing 10, and the control handle 32 rotates to make the spool through hole 31 is in communication with the second water outlet 14 , and the liquid flows into the three-way valve from the water inlet 12 and flows out through the first water outlet 13 and the second water outlet 14 : a portion of the liquid flows through the filter assembly 100 directly from the first water outlet 13 Flowing out; part of the liquid flows through the cylindrical filter in the filter assembly 100, and the filtered liquid flows out from the second water outlet 14; when the control handle 32 rotates, the spool through hole 31 is rotated by a certain angle, that is, the spherical spool 30 is blocked. Second out Port 14, the liquid 100 flows through the filter assembly 13 from the inlet 12 flows directly from the first outlet. A bracket 20 and a tubular filter placed in the bracket 20 are disposed in the casing 10 of the three-way valve, and the tubular wall of the tubular filter meshes with the second water outlet 14 , and the second water outlet 14 and the drinking water device The water inlet port is connected, so that the liquid introduced by the outside is filtered through the cylindrical filter into the drinking water device, and the water inlet port of the drinking water device remains unobstructed.

2 to FIG. 4, further, the bracket 20 includes a bracket body 21 for supporting the tubular filter mesh, and an outlet pipe 22 formed by the bracket body 21 extending toward the first water outlet 13 and an outlet pipe. The 22 jacket is provided with an elastic member 40. A first annular step 111 is disposed in the accommodating cavity 11 near the end of the water outlet pipe 22; a second annular step 211 is formed at the junction of the bracket body 21 and the water outlet pipe 22, and the elastic member 40 is abutted against the first annular step 111. The other end abuts against the second annular step 211. The water inlet 12 is internally threaded, and the water inlet 12 is screwed into a threaded pipe 50, and one end of the bracket body 21 near the water inlet 12 abuts against the end surface of the threaded pipe 50 inserted into the water inlet 12.

[0027] In the present embodiment, the outlet pipe 22 is integrally formed with the bracket body 21; the diameter of the outlet pipe 22 is smaller than the diameter of the bracket body 21, so that the bracket 20 is stepped; the internal thread of the water inlet 12 is a pipe thread, and the pipe The thread has a sealing effect; the water outlet pipe 22 of the bracket 20 is abutted against the first annular step 111 by the elastic member 40, the bracket 20 The bracket body 21 abuts against the end surface of the threaded tube 50 inserted into the water inlet 12, and the elastic member 40 is in a slightly compressed state to prevent the elastic member 40 from being shaken; the elastic member 40 is a spring, but the elastic member 40 is selected not only Limited to this; when the liquid flows into the cylindrical filter mesh from the water inlet 12, the impact force will push the bracket 20 toward the first water outlet 13 due to the liquid inflow, and the hammer holder 20 will compress the elastic member 40. When the liquid impact force is reduced or no liquid flows into the crucible, the elastic member 40 elastically projects the bracket 20 toward the water inlet port 12, and the bracket 20 vibrates under the action of the liquid impact force and the elastic member 40, and the vibration agitating deposition of the bracket 20 The impurities on the cylindrical filter mesh are such that the impurities and the liquid flow out from the first water outlet 13 to prevent the impurities from clogging the tubular filter mesh and enhance the filtering effect of the cylindrical filter mesh.

2, FIG. 4, in the present embodiment, preferably, the elastic member 40 has a tower shape, and the diameter of the end of the elastic member 40 against the second annular step 211 is smaller than the first ring of the top ring. The diameter of the end of the step 111. The tower type elastic member 40 is selected to effectively increase the displacement of the bracket 20 and increase the vibration amplitude.

Referring to FIG. 5, in the embodiment, the outlet pipe 22 has two vertically disposed support plates 221, and both ends of each support plate 221 are supported on the inner wall of the outlet pipe 22. The two support plates 221 are arranged to effectively prevent the outlet pipe 22 from being deformed and to enhance the strength and rigidity of the water outlet pipe 22. However, the number and support form of the support plate 221 are not limited to meet the practical application requirements.

[0030] Please refer to FIG. 2 to FIG. 4, further, the bracket body 21 includes two annular frames 212 coaxially and spaced apart, and a plurality of connecting ribs 213 connecting the two annular frames 212, each annular frame 212. An annular groove 2121 is recessed in the outer wall, and a sealing ring 60 is press-fitted between each annular groove 2121 and the inner wall of the accommodating cavity 11.

[0031] In the present embodiment, a plurality of connecting ribs 213 are spaced apart; the connecting ribs 213 are four and evenly distributed, but are not limited thereto. The sealing ring 60 is arranged to effectively prevent unfiltered liquid from flowing into the second water outlet 14 through the two ends of the bracket 20, causing the water inlet port of the drinking water device to be blocked.

[0032] Please refer to FIG. 2 to FIG. 4, further, the bracket body 21 further includes a plurality of annular ribs 214 connecting the plurality of connecting ribs 213 and perpendicular to the axis of the bracket body 21, and the plurality of annular ribs 214 are spaced apart. .

In the present embodiment, a plurality of annular ribs 214 are spaced apart from each other on a plurality of connecting ribs 213; and the annular ribs 21 4 are one, but not limited thereto. Through the arrangement of the annular ribs 214, the strength and rigidity of the connecting ribs 213 are effectively enhanced, so that the connecting ribs 213 are less likely to be deformed, that is, have a stable shape function.

[0034] In this embodiment, preferably, the bracket 20 is made of a plastic material.

[0035] Another object of the present invention is to provide a drinking water system, including a drinking device (not shown), drinking The water system also includes a three-way valve, the drinking water device has a water inlet port, and the second water outlet port 14 is in communication with the water inlet port. Since the above-mentioned three-way valve is used in the drinking water device in the drinking water system, the liquid introduced from the outside passes through the cylindrical filter net, the second water outlet 14, the water inlet port of the drinking device, and finally flows into the drinking water device, and the liquid Filtration into the drinking water device through the cylindrical filter screen keeps the water inlet port of the drinking water device unobstructed and is not easily blocked by impurities.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalents, and improvements made within the spirit and scope of the present invention should be included in the scope of the present invention. Inside.

Claims

Claim

[Claim 1] A three-way valve comprising a housing having a receiving chamber and three interfaces disposed on the housing and in communication with the receiving chamber, the three interfaces including a water inlet, and the a first water outlet corresponding to the water inlet and a second water outlet vertically disposed with the water inlet, wherein the three-way valve further comprises a filter assembly disposed in the receiving chamber, the filter The assembly includes a cylindrical filter mesh and a support supported on a periphery of the cylindrical filter mesh, the cylindrical filter mesh has one end facing the water inlet and the other end facing the first water outlet, and the cylindrical filter mesh The wall of the cylinder is opposite the second water outlet.

The three-way valve according to claim 1, wherein the bracket includes a bracket body for supporting the cylindrical filter mesh and an outlet formed by the bracket body extending toward the first water outlet The water pipe, the outlet pipe jacket is provided with an elastic member.

The three-way valve according to claim 2, wherein a first annular step is disposed in the receiving cavity near the end of the water outlet pipe; and the connection between the bracket body and the water outlet pipe has a The two annular steps have one end abutting against the first annular step and the other end abutting against the second annular step.

The three-way valve according to claim 3, wherein the elastic member has a tower shape, and the diameter of the end portion of the elastic member abutting against the second annular step is smaller than the first annular shape The end diameter of the step.

The three-way valve according to claim 3, wherein the water inlet is provided with an internal thread

The water inlet is spirally inserted into a threaded pipe, and one end of the bracket body adjacent to the water inlet abuts against an end surface of the threaded pipe inserted into the water inlet.

The three-way valve according to claim 2, wherein the outlet pipe has two vertically disposed support plates, and both ends of each of the support plates are supported on the inner wall of the outlet pipe.

The three-way valve according to claim 2, wherein the bracket body comprises two annular frames that are coaxially and spaced apart, and a plurality of connecting ribs connecting the two annular frames, each of the rings An annular groove is recessed in the outer wall of the frame, and a sealing ring is press-fitted between each of the annular groove and the inner wall of the receiving cavity.

The three-way valve according to claim 7, wherein the bracket body further comprises a plurality of annular ribs connecting the plurality of connecting ribs and perpendicular to the axis of the bracket body, and the plurality of rings Rib spacing settings.

The three-way valve according to claim 1, wherein the bracket is made of a plastic material.

10. A drinking water system, comprising a drinking water device, characterized in that the drinking water system further comprises the three-way valve according to any one of claims 1 to 9, wherein the drinking water device has a water inlet port, The second water outlet is in communication with the water inlet port.