CN209818781U

CN209818781U - Take non return function's integral type ball valve

Info

Publication number: CN209818781U
Application number: CN201920217000.5U
Authority: CN
Inventors: 赵庆丰
Original assignee: Fissor Measurement And Control Technology (suzhou) Co Ltd
Current assignee: Fissor Measurement And Control Technology (suzhou) Co Ltd
Priority date: 2019-02-20
Filing date: 2019-02-20
Publication date: 2019-12-20
Anticipated expiration: 2029-02-20

Abstract

The utility model discloses a take integral type ball valve of non return function, including the valve body, the valve body both ends are equipped with delivery port and water inlet, are equipped with valve ball A in the middle of the valve body, are equipped with the inner chamber that link up in the valve ball A, and one side that is close to the water inlet in the inner chamber is equipped with the ejector pin, is equipped with the sealing washer on the ejector pin, and one side that the ejector pin is close to the delivery port is equipped with the disk seat, and the ejector pin pole body still is equipped with the spring, and valve ball A's the side of intaking and play water side all are equipped with sealed the pad to with valve ball A. The utility model has the advantages that: the backflow problem of medium in the pipeline can be solved, the pipeline structure is simplified, the space is saved, the risk of leakage in the pipeline is reduced, the installation and operation cost is saved, the labor is saved, the maintenance is convenient, the service life is prolonged, fewer parts are needed, the structure and the assembly are simple, the weight of the whole pipeline system is reduced, and the cost is lower because the main parts of the check valve are made of plastic.

Description

Take non return function's integral type ball valve

Technical Field

The utility model relates to a ball valve, concretely relates to take integral type ball valve of non return function.

Background

The rotation that the valve rod was driven through the rotation of handle to current ball valve, thereby it is rotatory to drive the valve ball, realize opening or closing of pipeline, can satisfy multiple pressure, multiple medium, the demand of multiple flow, current ball valve can not in time effectively prevent the medium backward flow that causes because of the pressure differential in the pipeline, if increase the backward flow that the check valve stops the medium in pipe-line system, corresponding needs increase the accessories and satisfy the operation requirement of check valve, must increase pipe-line system's usage space, the cost of increase system, also can increase simultaneously because of the mechanicalness, the risk of revealing that leakproofness etc. brought.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing a take integral type ball valve of non return function.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes, a take integral type ball valve of non return function, which comprises a valve body, the valve body both ends respectively are equipped with delivery port and water inlet, be equipped with valve ball A in the middle of the valve body, be equipped with the inner chamber that link up in the valve ball, be close to in the inner chamber one side of water inlet is equipped with the ejector pin, be equipped with the sealing washer on the ejector pin, the ejector pin is close to one side of delivery port is equipped with the disk seat, ejector pin pole body still is equipped with the spring, valve ball A's the side of intaking all is equipped with sealed the pad with the play water side, the valve rod top is connected with.

Preferably, the top end of the ejector rod is an arc-shaped surface and is provided with a concave groove, and the sealing ring is arranged in the concave groove at the top end of the ejector rod.

Preferably, the sealing ring is coated with silicone oil.

Preferably, a groove for mounting the valve seat is formed in the position, close to the water outlet, of the valve ball A.

Preferably, the valve rod rotates to drive the valve ball A to rotate, and the water inlet and the water outlet are opened or closed.

Preferably, the ejector rod and the valve seat are made of plastic materials.

Preferably, the upper part of the valve seat is provided with a column hole, the diameter of the column hole is larger than that of the rod body at the tail part of the ejector rod, and the rod body at the tail part of the ejector rod is matched with the column hole of the valve seat.

The beneficial effects of the utility model are that

The utility model provides a take non return function integral type valve ball, can solve the backward flow problem of medium in the pipeline, simplifies the pipeline structure, practices thrift the space, reduces the risk of revealing in the pipeline, sparingly installs the running cost, uses manpower sparingly, easy maintenance, increase of service life, and required part is few, and structure and assembly are simple, and whole pipe-line system weight reduction adopts the plastics material because of the check valve essential element, and the cost is lower.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal components of the valve ball of the present invention.

Reference numerals

1. The valve comprises a valve rod, 2, a sealing gasket, 3, an ejector rod, 4, a water inlet, 5, a sealing ring, 6, a temperature sensing element jack, 7, a T-shaped rotating handle, 8, valve balls A and 9, a valve body, 10, a valve seat, 11, a water outlet, 12, a spring, 13 and an inner cavity.

Detailed Description

The utility model provides an integral type ball valve with non return function, which comprises a handle, the valve body, the valve rod, water inlet and delivery port, the valve ball is established in the valve body, valve ball upper end is connected bottom the valve rod, valve rod upper end and T type twist grip are connected, the valve ball is equipped with the inner chamber that link up, the rotation of valve rod can drive the rotation of valve ball, thereby realize closing and switching on of water inlet and delivery port, the intracavity of valve ball is equipped with the check valve, the check valve includes the disk seat, a spring, ejector pin and sealing washer, the top of ejector pin is equipped with the annular groove, can place the sealing washer in the recess, the sealing washer. The upper part of the valve seat is provided with a column hole so that the tail rod of the ejector rod can be inserted and is not blocked. The sealing ring on the ejector rod and the top surface of one end of the inner cavity of the valve ball form a valve port of the check valve, the valve seat is pressed into the valve ball through a simple jig, and the valve seat is in interference fit with the valve ball, so that the check valve is firm and reliable. And a return spring is arranged between the ejector rod and the valve seat, so that the non-return function in the valve ball is ensured to be smoothly realized. The arc surface is preset at the top of the ejector rod, so that the ejector rod cannot interfere with the valve ball when the valve ball rotates. One side of the valve body is provided with a temperature sensing element jack for inserting a temperature sensing element, thereby realizing sensing of the temperature in the pipeline and providing an adjustment reference

Examples

As shown in fig. 1-2, an integrated ball valve with a check function comprises a valve body 9, a water outlet 11 and a water inlet 4 are respectively arranged at two ends of the valve body 9, a valve ball A8 is arranged in the middle of the valve body 9, a through inner cavity 13 is arranged in the valve ball A8, an ejector rod 3 is arranged at one side, close to the water inlet 4, in the inner cavity 13, a sealing ring 5 is arranged on the ejector rod 3, a valve seat 10 is arranged at one side, close to the water outlet 11, of the ejector rod 3, a spring 12 is further arranged on the rod body of the ejector rod 3, sealing gaskets are arranged on the water inlet side and the water outlet side of the valve ball A8, the sealing gaskets 2 are made of Polytetrafluoroethylene (PTFE), the top end of.

Preferably, the top end of the ejector rod 3 is an arc-shaped surface and is provided with a concave groove, and the sealing ring 5 is arranged in the concave groove at the top end of the ejector rod 3.

Preferably, the sealing ring 5 is coated with silicone oil.

Preferably, the position of the valve ball A8 near the water outlet 11 is provided with a groove for installing the valve seat 10.

Preferably, the valve rod 1 rotates to drive the valve ball A8 to rotate, and the water inlet 4 and the water outlet 11 are opened or closed.

Preferably, the ejector rod 3 and the valve seat 10 are both made of plastic.

Preferably, the upper part of the valve seat 10 is provided with a column hole, the diameter of the column hole is larger than that of the rod body at the tail part of the mandril 3, and the rod body at the tail part of the mandril 3 is matched with the column hole of the valve seat 10.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a take integral type ball valve of non return function, includes valve body (9), its characterized in that: valve body (9) both ends respectively are equipped with delivery port (11) and water inlet (4), be equipped with valve ball A (8) in the middle of valve body (9), be equipped with inner chamber (13) that link up in valve ball A (8), be close to in inner chamber (13) one side of water inlet (4) is equipped with ejector pin (3), be equipped with sealing washer (5) on ejector pin (3), ejector pin (3) are close to one side of delivery port (11) is equipped with disk seat (10), ejector pin (3) pole body still is equipped with spring (12), and the side of intaking and the play water side of valve ball A (8) all are equipped with sealed pad (2), and valve rod (1) top is connected with T type twist grip (7), valve body (9) bottom is equipped with temperature-sensing element jack (6).

2. The one-piece ball valve with check function according to claim 1, wherein: the top end of the ejector rod (3) is an arc-shaped surface and is provided with a concave groove, and the sealing ring (5) is arranged in the concave groove at the top end of the ejector rod (3).

3. The one-piece ball valve with check function according to claim 1, wherein: one side of the valve body (9) is provided with a temperature sensing element jack.

4. The one-piece ball valve with check function according to claim 1, wherein: and a groove for mounting the valve seat (10) is arranged at the position of the valve ball A (8) close to the water outlet (11).

5. The one-piece ball valve with check function according to claim 1, wherein: the valve rod (1) rotates to drive the valve ball A (8) to rotate, and the water inlet (4) and the water outlet (11) are opened or closed.

6. The one-piece ball valve with check function according to claim 1, wherein: the ejector rod (3) and the valve seat (10) are made of plastic materials.

7. The one-piece ball valve with check function according to claim 1, wherein: the upper portion of the valve seat (10) is provided with a column hole, the diameter of the column hole is larger than that of the rod body at the tail portion of the ejector rod (3), and the rod body at the tail portion of the ejector rod (3) is matched with the column hole of the valve seat (10).