CN219102126U

CN219102126U - Three-way valve and working piece

Info

Publication number: CN219102126U
Application number: CN202223008812.XU
Authority: CN
Inventors: 陈宗仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-05-30
Anticipated expiration: 2032-11-11

Abstract

The utility model particularly relates to a three-way valve and a working piece, the three-way valve comprises a pipe body, a valve core, a spring and a sealing cover, wherein the pipe body is provided with a fluid inlet, a fluid supply port, a fluid outlet and a sealing cover port, the fluid inlet, the fluid supply port, the fluid outlet and the sealing cover port are communicated in the pipe body cavity, the valve core spring is arranged in the pipe body cavity, the spring is positioned below the valve core, and the sealing cover is positioned at the top of the pipe body. The three-way valve provided by the utility model realizes the function of controlling the reverse flow of water flow, and has the advantages of simple structure, easiness in production and durability. The three-way valve is arranged on the working piece, and the flow direction of fluid in the working piece can be changed by opening different fluid outlets at the far end.

Description

Three-way valve and working piece

Technical Field

The utility model belongs to the technical field of valves, and particularly relates to a three-way valve and a working piece.

Background

Application number 202210380730.3 discloses a three-way valve that can change the direction of water flow. Mainly based on the control principle, and is disadvantageous to the grounding of a specific finished product.

Disclosure of Invention

In order to solve the deficiency problem in the prior art, the utility model provides a three-way valve, wherein a valve core and a spring are arranged in a pipe body to realize the function of controlling the reverse flow of water flow.

The technical problems to be solved by the utility model are realized by the following technical scheme:

the three-way valve comprises a pipe body, a valve core, a spring and a sealing cover, wherein the pipe body is provided with a fluid inlet, a fluid supply port, a fluid outlet and a sealing cover port, and the fluid inlet, the fluid supply port, the fluid outlet and the sealing cover port are communicated in the cavity of the pipe body;

the valve core and the spring are arranged in the cavity of the pipe body, and the spring is positioned below the valve core;

the sealing cover is positioned at the top of the pipe body.

Further, a boss is provided between the fluid inlet and the fluid supply oral cavity.

Further, a crosspiece is arranged in the fluid outlet cavity, and the spring is arranged between the valve core and the crosspiece.

Further, the valve core comprises a kettle body and a valve cover, and the valve cover is fixed above the kettle body.

Further, the bottom surface of the kettle body is provided with a water drain hole, and the side surface of the kettle body is provided with a positioning wing.

Further, the valve cover is attached to the boss to seal the cavity between the fluid inlet and the fluid supply port.

Further, the cover is provided with a cover outlet.

A working piece is provided with the three-way valve.

Further, the working piece is provided with a first fluid supply port connected with the inlet of the working piece and a second fluid supply port connected with the outlet of the working piece;

the first fluid inlet is connected with external fluid, and the outlet of the sealing cover is connected with the second fluid inlet.

The first fluid outlet and the second fluid outlet are both connected with a pipeline or a valve.

Further, when the valve of the second fluid outlet is opened, the valve core is linked to close the second fluid inlet and the channel of the second fluid supply port, and fluid enters the inlet of the working piece through the first fluid inlet and flows out from the second fluid outlet. When the valve of the first fluid outlet is opened, the valve core is linked to close the channels of the first fluid inlet and the first fluid supply port, and fluid enters the steering seal cover outlet and the pipeline from the first fluid inlet, enters the working piece outlet from the second fluid inlet and reversely flows out from the first fluid outlet.

Compared with the prior art, the utility model has the beneficial effects that:

1. the three-way valve realizes the function of controlling the reverse flow of water flow, the valve core adopts an integrated design, the fluid outlet is provided with the crosspiece for placing the spring, the sealing cover is provided with the sealing cover opening for reducing external three-way components, and the three-way valve has the advantages of simple structure, easy production and durability;

2. the three-way valve is arranged on the working piece, and the flow direction of fluid in the working piece can be changed by opening different fluid outlets at the far end.

Drawings

FIG. 1 is a schematic view of a three-way valve tube of the present embodiment 1;

FIG. 2 is a schematic diagram of a three-way valve cartridge of the present embodiment 2;

fig. 3 is a schematic diagram showing the closing of the three-way valve in embodiment 3;

fig. 4 is a schematic diagram showing communication of the three-way valve of the present embodiment 4;

FIG. 5 is a schematic view of the reverse flow of the workpiece according to embodiment 5.

In the figure: 1. a tube body; 2. a valve core; 3. a spring; 4. a fluid outlet; 5. a fluid inlet; 6. a fluid supply port; 7. a boss; 8. a kettle body; 9. a valve cover; 10. a cover; 11. sealing the outlet; 12. a water discharge hole; 13. a crosspiece; 14. a fluid outlet; 15. a fluid inlet; 16. a fluid supply port; 17. sealing the cover opening; 18. positioning wings; 19. a work piece.

Detailed Description

The following detailed description, structural features and functions of the present utility model are provided with reference to the accompanying drawings and examples in order to further illustrate the technical means and effects of the present utility model to achieve the predetermined objects.

The first and second (fluid inlets) of the present utility model are merely relative positions, and the valve structures are identical and can be replaced with each other.

Example 1:

the embodiment provides a three-way valve, as shown in fig. 1, the three-way valve comprises a pipe body 1, a valve core 2, a spring 3 and a sealing cover 4, wherein the pipe body 1 is provided with a fluid outlet 4, a fluid inlet 5, a fluid supply port 6, a boss 7, a crosspiece 13 and a sealing cover 17, the fluid inlet 5, the fluid supply port 6, the fluid outlet 4 and the sealing cover 17 are communicated in the cavity of the pipe body 1, the boss 7 is arranged between the cavities of the fluid inlet 5 and the fluid supply port 6, the crosspiece 13 is arranged in the cavity of the fluid outlet 4, and the spring is arranged between the valve core and the crosspiece. The valve core and the spring are arranged in the cavity of the pipe body, and the spring is positioned below the valve core; the sealing cover is positioned at the top of the pipe body.

As shown in fig. 2, the valve core 2 is provided with a kettle body 8 and a valve cover 9, and the valve cover 9 is fixed above the kettle body 8. The bottom surface of the kettle body 9 is provided with a water drain hole 12, the side surface of the kettle body is provided with a positioning wing 18, and the valve cover 9 is provided with a silica gel sealing ring. The valve cover 9 is attached to the boss 7 to seal the cavity between the fluid inlet 5 and the fluid supply port 6.

The cover 4 is provided with a cover outlet 11.

As shown in fig. 3, when the fluid outlet 4 is opened, the fluid drives the valve core 2, the kettle body 8 is compressed by the fluid pressure to compress the spring 3, so that the valve cover 9 seals the boss 7 to close the channel between the fluid inlet 5 and the fluid supply port 6, and the fluid passes through the drain hole 12.

As shown in fig. 4, when the fluid outlet 4 is closed, the pressure in the cavity is balanced, the spring 3 springs up the valve core 2, the valve cover 9 is far away from the boss 7, and the fluid inlet 5 and the fluid supply port 6 are communicated.

Example 2:

this embodiment provides a work piece with the three-way valve of embodiment 1 installed. As shown in fig. 5, the three-way valve is connected to the work piece 19, the first fluid supply port 6 is connected to the inlet of the work piece 19, and the second fluid supply port 16 is connected to the outlet of the work piece 19. The first fluid inlet 15 is connected to an external fluid and the cap outlet 11 is connected to the second fluid inlet 15. The closure 10 seals off the closure opening 17 and fluid from the first fluid inlet 5 passes through the closure outlet 11 connecting conduit to the second fluid inlet 15. The first fluid outlet 4 and the second fluid outlet 14 are both connected to a pipe and a valve.

When the first fluid outlet 4 is open and the second fluid outlet 14 is closed:

(see fig. 3) the fluid drives the valve core 2 to compress the spring 3, so that the valve cover 9 seals the boss 7, the fluid outlet 14 is closed (see fig. 4), the pressure in the cavity is balanced, the spring 3 springs up the valve core 2, and the second fluid inlet 15 and the second fluid supply port 16 are communicated.

When the first fluid outlet 4 is opened, the valve core 2 is linked to close the channels of the first fluid inlet 5 and the first fluid supply port 6, and external fluid enters the steering cover outlet 11 from the first fluid inlet 5, passes through the pipeline, enters the working piece 19 from the second fluid inlet 16, and reversely flows out from the first fluid outlet 4.

When the first fluid outlet 4 is closed and the second fluid outlet 14 is open:

the valve core 2 is linked to close the channels of the second fluid inlet 15 and the second fluid supply port 16, and external fluid directly enters the inlet of the working piece 19 through the first fluid inlet 5 and flows out of the second fluid outlet 14.

The above embodiments describe any modification, variation and change of the equivalent principle of the present utility model by those skilled in the art using the equivalent functions of the present utility model, and are not limited to the embodiments disclosed in the patent claims. It will be apparent to those skilled in the art that several deductions or substitutions may be made without departing from the spirit of the utility model, and these are considered to be within the scope of the utility model.

Claims

1. The utility model provides a three-way valve, includes body, case, spring and closing cap, its characterized in that:

the pipe body is provided with a fluid inlet, a fluid supply port, a fluid outlet and a sealing cover port, and the fluid inlet, the fluid supply port, the fluid outlet and the sealing cover port are communicated in the pipe body cavity;

the sealing cover is positioned at the top of the pipe body.

2. The three-way valve according to claim 1, wherein a boss is provided between the fluid inlet and the fluid supply oral cavity.

3. The three-way valve of claim 1, wherein the fluid outlet chamber has a ledge disposed therein and the spring is disposed between the valve core and the ledge.

4. The three-way valve according to claim 1, wherein the valve core comprises a kettle body and a valve cover, and the valve cover is fixed above the kettle body.

5. The three-way valve according to claim 4, wherein the bottom surface of the kettle body is provided with a water drain hole, and the side surface of the kettle body is provided with a positioning wing.

6. The three-way valve of claim 4, wherein the valve cover engages the boss to block the cavity between the fluid inlet and the fluid supply port.

7. The three-way valve of claim 1, wherein the cap seals the cap port, and wherein the cap provides the cap outlet.

8. A work piece, characterized in that a three-way valve according to any one of claims 1-7 is mounted.

9. A workpiece according to claim 8, wherein a first of said fluid supply ports is connected to a workpiece inlet and a second of said fluid supply ports is connected to a workpiece outlet;

the first fluid inlet is connected with external fluid, and the outlet of the sealing cover is connected with the second fluid inlet;

the first fluid outlet and the second fluid outlet are both connected with a pipeline and a valve.