CN219317697U

CN219317697U - Three-way valve for installing water purifier

Info

Publication number: CN219317697U
Application number: CN202320047202.6U
Authority: CN
Inventors: 黄芳华
Original assignee: Xiamen Hongkai Sanitary Ware Co ltd
Current assignee: Xiamen Hongkai Sanitary Ware Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-07-07
Anticipated expiration: 2033-01-06

Abstract

The utility model provides a three-way valve for installing a water purifier, which relates to the technical field of water purification treatment equipment and comprises a valve seat, a water inlet, a raw water outlet and a purified water outlet, wherein the raw water outlet is communicated with the water inlet; the valve core is arranged in the mounting cavity, the bottom of the valve core is provided with a water inlet channel communicated with the water inlet, the side wall of the valve core adjacent to the bottom is provided with a water outlet hole, the water outlet hole is communicated with the water inlet channel, and a first sealing ring used for sealing with the inner wall of the mounting cavity is arranged along the peripheral side of the water outlet hole; the valve core is driven to rotate by driving the handle so as to enable the purified water outlet to be communicated with the water outlet hole relatively or to be sealed with the water outlet hole in a staggered manner; the side wall of the valve core is also provided with a second sealing ring, when the water outlet is dislocated with the purified water outlet, the second sealing ring is opposite to the purified water outlet and is sealed with the inner wall of the mounting cavity, so that double sealing is formed when the water outlet is dislocated with the purified water outlet, and the sealing effect is ensured.

Description

Three-way valve for installing water purifier

Technical Field

The utility model relates to the technical field of water purification treatment equipment, in particular to a three-way valve for installing a water purifier.

Background

Along with the improvement of living standard, the requirements of people on water quality are also higher and higher. At present, a household kitchen usually adopts a water purifier to solve the problem of drinking water, and the water purifier purifies tap water or water of a fixed water source in a filtering or membrane treatment mode so as to achieve the purpose of direct drinking. The installation of the water purifier generally realizes raw water outlet and purified water outlet by means of a three-way valve, the existing three-way valve is of a structure of internally arranging a ball valve in a three-way valve to control water inlet of the water purifier, and the ball valve has the defect of poor sealing effect through a spherical surface and the inner wall of a valve seat, and water leakage is easy to occur when the valve seat is used for a long time.

Disclosure of Invention

The utility model discloses a three-way valve for installing a water purifier, and aims to solve the problem that an existing three-way ball valve is poor in sealing effect.

The utility model adopts the following scheme:

the three-way valve comprises a valve seat, a valve core and a handle, wherein the valve seat is provided with a water inlet, a raw water outlet and a purified water outlet, the raw water outlet is communicated with the water inlet, and the purified water outlet and the water inlet drive the valve core to control on-off through the handle; the valve seat is provided with an installation cavity, the purified water outlet is communicated with the installation cavity, the valve core is arranged in the installation cavity, the bottom of the valve core is provided with a water inlet channel communicated with the water inlet, the side wall of the valve core adjacent to the bottom is provided with a water outlet hole, the water outlet hole is communicated with the water inlet channel, and a first sealing ring used for sealing with the inner wall of the installation cavity is arranged along the peripheral side of the water outlet hole; the handle is driven to drive the valve core to rotate in an operable mode, so that the purified water outlet and the water outlet hole are communicated in relative position or are sealed in a dislocation manner; and a second sealing ring is arranged on the side wall of the valve core, and when the water outlet hole is staggered with the purified water outlet, the second sealing ring is opposite to the purified water outlet and is sealed with the inner wall of the mounting cavity.

As a further improvement, a first sealing groove for accommodating the first sealing ring is formed along the peripheral side of the water outlet hole, and the second sealing groove is identical to the first sealing groove in shape.

As a further improvement, the first sealing ring is outwardly extended with a limiting part, the first sealing groove is concavely provided with a containing part corresponding to the limiting part, and the limiting part is adapted to the containing part so that the first sealing ring is limited.

As a further improvement, the outer surface of the first sealing ring facing the side of the installation cavity is in profiling arrangement with the side wall of the installation cavity.

As a further improvement, the second sealing ring is identical to the first sealing ring.

As a further improvement, the valve element is provided with a seal both near the handle end and near the water inlet end.

As a further improvement, the valve seat is provided with a first clamping part, a second clamping part is arranged on the valve seat corresponding to the first clamping part, and the first clamping part is in fit and clamping with the second clamping part so as to compress the valve core.

As a further improvement, the handle is provided with a connecting part, the valve seat is provided with a groove matched with the connecting part, and the connecting part is in concave-convex clamping with the groove so that the handle can be rotatably arranged on the valve seat.

As a further improvement, the handle is provided with an assembling part which is cylindrical with a tangential surface, and the assembling part is inserted into the mounting hole of the valve core and is used for driving the valve core to rotate.

As a further improvement, the handle is provided with a stopper portion which rotates along the slit of the valve seat to restrict the rotation angle of the valve element.

By adopting the technical scheme, the utility model can obtain the following technical effects:

1. the valve core is provided with a first sealing ring and a second sealing ring which are used for sealing the inner wall of the installation cavity, so that double sealing is formed when the water outlet is misplaced with the purified water outlet, and the sealing effect is ensured.

2. The water inlet channel of the valve core is configured at the bottom, and the water outlet hole is formed in the side wall adjacent to the bottom, so that the water outlet hole and the water inlet channel are not on the same axis, namely, the corresponding axis of the purified water outlet and the water inlet can not be on the same plane, the diversity of the purified water outlet position is realized, the appearance modeling of the three-way valve is increased, and the situation that a single modeling cannot meet the user requirement is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of FIG. 1 along one of the cross-sections;

FIG. 3 is a cross-sectional view taken along another section in FIG. 1;

FIG. 4 is a schematic diagram of the structure of the outlet in FIG. 2 when the outlet is offset from the purified water outlet;

FIG. 5 is a schematic view of a valve core according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the structure of FIG. 5 at another view angle;

FIG. 7 is a schematic view of a first seal ring according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the structure of FIG. 7 at another view angle;

FIG. 9 is a left side view of FIG. 8;

FIG. 10 is a schematic view of a valve seat according to an embodiment of the present utility model;

FIG. 11 is a schematic view of a compressing member according to an embodiment of the present utility model;

FIG. 12 is a schematic view of the structure of a handle according to one embodiment of the present utility model;

FIG. 13 is a schematic view of the structure of FIG. 12 at another view angle;

fig. 14 is an exploded view of one embodiment of the present utility model.

Icon:

1-valve seat; 11-water inlet; 12-a raw water outlet; 13-a purified water outlet; 14-a mounting cavity; 15-a second clamping part; 16-grooves; 17-grooving;

2-valve core; 21-a water inlet channel; 22-water outlet holes; 23-a first seal groove; 231-receiving portion; 24-a first sealing ring; 241-a limit part; 25-a second seal groove; 26-a seal; 27-mounting holes;

3-a handle; 31-a connection; 32-fitting part; 33-stop;

4-a compressing piece; 41-first clamping part.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1 to 4, the present embodiment provides a three-way valve for water purifier installation, which includes a valve seat 1, a valve core 2, and a handle 3. The valve seat 1 is provided with a water inlet 11 connected with a water inlet pipe or an angle valve, a raw water outlet 12 connected with a water outlet pipe of a raw pipeline and a purified water outlet 13 connected with a water purifier, wherein the raw water outlet 12 is communicated with the water inlet 11 to ensure the water outlet function of the raw pipeline, and the handle 3 is used for controlling the valve core 2 to control the on-off of the purified water outlet 13 and the water inlet 11, so as to correspondingly control the water inlet of the water purifier. Specifically, the valve seat 1 is provided with a mounting cavity 14, the clean water outlet 13 is communicated with the mounting cavity 14, the valve core 2 is configured in the mounting cavity 14, the valve core 2 is preferably cylindrical, a water inlet channel 21 communicated with the water inlet 11 is formed in the bottom of the valve core 2, a water outlet hole 22 is formed in the side wall adjacent to the bottom of the valve core 2, a first sealing ring 24 used for sealing with the inner wall of the mounting cavity 14 is configured along the peripheral side of the water outlet hole 22, the water outlet hole 22 is communicated with the water inlet channel 21, and the handle 3 is driven to drive the valve core 2 to rotate in an operable mode, so that the clean water outlet 13 is communicated with the water outlet 22 relatively, at the moment, the clean water outlet 13 is communicated with the water inlet 11, or is sealed with the water outlet hole 22 in a dislocation mode, and at the moment, the clean water outlet 13 is separated from the water inlet 11. The side wall of the valve core 2 is also provided with a second sealing ring, and when the water outlet 22 is staggered with the purified water outlet 13, the second sealing ring is opposite to the purified water outlet 13 and is sealed with the inner wall of the mounting cavity 14.

In this embodiment, when the water outlet 22 and the purified water outlet 13 are dislocated, the first sealing ring 24 cooperates with the inner wall of the installation cavity 14 to seal the periphery of the water outlet 22, and the second sealing ring cooperates with the inner wall of the installation cavity 14 to seal the purified water outlet 13, thereby forming a double seal and guaranteeing the sealing effect. In addition, the water inlet channel 21 communicated with the water inlet 11 is configured at the bottom of the valve core 2, and the water outlet hole 22 is arranged on the side wall adjacent to the bottom, so that the water outlet hole 22 and the water inlet channel 21 are not on the same axis, namely, the corresponding purified water outlet 13 and the water inlet 11 can not be on the same plane, the diversity of the positions of the purified water outlet 13 is realized, the appearance modeling of the three-way valve is increased, and the situation that a single modeling cannot meet the user requirement is avoided.

In an alternative embodiment of the present utility model, as shown in fig. 5 to 9, a first sealing groove 23 for accommodating a first sealing ring 24 is provided along the peripheral side of the water outlet 22, and a second sealing groove 25 having the same shape as the first sealing groove 23 is further provided on the side wall of the valve core 2. A second seal ring is disposed in the second seal groove 25. Preferably, the second sealing ring is the same as the first sealing ring 24, the first sealing ring 24 extends outwards to form a limiting portion 241, and the first sealing groove 23 is provided with a containing portion 231 corresponding to the limiting portion 241 in a concave manner so that the first sealing ring 24 is limited, so that the assembly fool-proof effect is achieved, and meanwhile, the first sealing ring 24 can be prevented from shifting when rotating along with the valve core 2, and the problems of water leakage and the like are avoided. Further, the outer surface of the first seal ring 24 facing the mounting cavity 14 side is contoured to the mounting cavity 14 side wall to ensure tightness. And a sealing piece 26 is arranged at the end, close to the handle 3, of the valve core 2 and the end, close to the water inlet 11, of the valve core, and the sealing piece 26 is sealed with the mounting cavity 14, so that multiple sealing guarantees are formed.

In another preferred embodiment, referring to fig. 10 to 14, the valve seat 1 further includes a pressing member 4, the pressing member 4 is provided with a first clamping portion 41 (e.g. a buckle), the valve seat 1 is provided with a second clamping portion 15 (e.g. a clamping groove) corresponding to the first clamping portion 41, and the first clamping portion 41 is engaged with the second clamping portion 15 in an adapting manner so as to press the valve core 2. The handle 3 is provided with a connecting part 31, the valve seat 1 is provided with a groove 16 for matching with the connecting part 31, and the connecting part 31 is in concave-convex clamping with the groove 16, so that the handle 3 is rotatably arranged on the valve seat 1. The handle 3 is provided with an assembling portion 32, the assembling portion 32 is cylindrical with a tangential plane, and the assembling portion 32 is inserted into the mounting hole 27 of the valve core 2 to drive the valve core 2 to rotate. The handle 3 is provided with a stopper 33, and the stopper 33 rotates along the slit 17 of the valve seat 1 to limit the rotation angle of the valve body 2. Preferably, the axis of the first seal groove 23 is at an angle of 90 ° to the axis of the second seal groove. That is, when the handle 3 is at the 0 degree position, the water outlet 22 is in counterpoint conduction with the purified water outlet 13, and when the handle 3 is at the 90 degree position, the water outlet 22 is dislocated with the purified water outlet 13, and at the moment, the second sealing ring is sealed with the purified water outlet 13. Not limited thereto, and is not particularly limited.

It is easy to understand that when installing the valve core 2, the valve core 2 is inserted into the installation cavity 14, and then is clamped with the valve seat 1 through the pressing piece 4, and the handle 3 is inserted into the installation hole 27 of the valve core 2 and is clamped with the groove 16 of the valve seat 1; when the valve seat is disassembled, the handle 3 and the pressing piece 4 are sequentially pulled out, the disassembly and the assembly can be performed on the side of the installation cavity 14, the valve seat 1 is not required to be disassembled, and the replacement of the valve core 2 is facilitated.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model.

Claims

1. The three-way valve comprises a valve seat, a valve core and a handle, wherein the valve seat is provided with a water inlet, a raw water outlet and a purified water outlet, the raw water outlet is communicated with the water inlet, and the purified water outlet and the water inlet drive the valve core to control on-off through the handle; it is characterized in that the method comprises the steps of,

the valve seat is provided with an installation cavity, the purified water outlet is communicated with the installation cavity, the valve core is arranged in the installation cavity, the bottom of the valve core is provided with a water inlet channel communicated with the water inlet, the valve core is provided with a water outlet hole on the side wall adjacent to the bottom, the water outlet hole is communicated with the water inlet channel, and a first sealing ring used for sealing with the inner wall of the installation cavity is arranged along the periphery of the water outlet hole; the handle is driven to drive the valve core to rotate in an operable mode, so that the purified water outlet and the water outlet hole are communicated in relative position or are sealed in a dislocation manner; and a second sealing ring is arranged on the side wall of the valve core, and when the water outlet hole is staggered with the purified water outlet, the second sealing ring is opposite to the purified water outlet and is sealed with the inner wall of the mounting cavity.

2. The three-way valve for installing a water purifier according to claim 1, wherein a first sealing groove for accommodating the first sealing ring is provided along a circumferential side of the water outlet hole, and a second sealing groove has the same shape as the first sealing groove.

3. The three-way valve for installing a water purifier according to claim 2, wherein the first sealing ring is outwardly extended with a limiting portion, the first sealing groove is concavely provided with a receiving portion corresponding to the limiting portion, and the limiting portion is adapted to the receiving portion so that the first sealing ring is limited.

4. A three-way valve for installing a water purifier as recited in claim 3, wherein an outer surface of the first sealing ring facing the installation cavity side is contoured with the installation cavity side wall.

5. The three-way valve for water purifier installation of any one of claims 1-4 wherein the second seal ring is identical to the first seal ring.

6. The three-way valve for a water purifier installation of claim 5 wherein the valve element is configured with a seal both near the handle end and near the water inlet end.

7. The three-way valve for installing a water purifier according to claim 1, further comprising a pressing member, wherein the pressing member is provided with a first clamping portion, the valve seat is provided with a second clamping portion corresponding to the first clamping portion, and the first clamping portion is in fit and clamping with the second clamping portion so as to press the valve core.

8. The three-way valve for installing a water purifier according to claim 1, wherein a connecting portion is provided on the handle, a groove adapted to the connecting portion is provided on the valve seat, and the connecting portion is engaged with the groove in a concave-convex manner, so that the handle is rotatably disposed on the valve seat.

9. The three-way valve for installing a water purifier according to claim 1, wherein the handle is provided with an assembling portion, the assembling portion is cylindrical with a tangential surface, and the assembling portion is inserted into the mounting hole of the valve core to drive the valve core to rotate.

10. The three-way valve for water purifier installation of claim 9, wherein the handle is provided with a stopper portion which rotates along the slit of the valve seat to limit the rotation angle of the valve core.