CN218670784U

CN218670784U - Reversible one-way valve

Info

Publication number: CN218670784U
Application number: CN202223178848.2U
Authority: CN
Inventors: 刘社军; 谭镇江
Original assignee: Foshan Xinyao Environmental Protection Technology Co Ltd
Current assignee: Foshan Xinyao Environmental Protection Technology Co Ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-21
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a check valve that can commutate, which comprises a valve body, the case, and the end cap, set up the passageway that supplies the fluid to flow in the valve body, the case is located in the passageway, and case periphery cover is equipped with first sealing washer, with passageway inner wall sealing connection, the valve body is opened outward and is equipped with first opening and second opening, and first opening and second opening correspond with the both ends intercommunication of passageway, still set up the operation mouth with the passageway intercommunication outside the valve body, the end cap can be dismantled and be connected in operation mouth department, with the shutoff operation mouth, the end cap stretches into in the passageway and supports the case tightly in the passageway. The utility model discloses in, can dismantle through setting up the end cap and connect in operation mouth department, and then the user can tear the end cap out as required, then take out the case in the valve body passageway, put into the passageway behind the direction of the trade, then with the end cap shutoff in operation mouth department to accomplish the switching-over work of check valve, can let the user carry out the switching-over of check valve as required, improve the practicality of check valve, also reduce cost.

Description

Reversible one-way valve

Technical Field

The utility model relates to a check valve technical field especially relates to a check valve that can commutate.

Background

One-way valves, also known as check valves, are commonly used valves that force fluid to flow in one direction and prevent fluid from flowing in the opposite direction.

After most of existing check valves are produced, fluid can only flow in a fixed direction, the fluid cannot move reversely according to use requirements, and only new check valves can be replaced and installed again, so that operation is troublesome, and cost is increased.

For this reason, a reversible check valve needs to be designed.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a check valve that can commutate to the flow direction of check valve is commuted according to the user demand, in order to improve the practicality.

A reversible one-way valve comprises a valve body, a valve core and a plug, wherein a channel for fluid to flow is formed in the valve body, the valve core is arranged in the channel, a first sealing ring is sleeved on the periphery of the valve core and is in sealing connection with the inner wall of the channel, a first opening and a second opening are formed in the valve body, the first opening and the second opening are correspondingly communicated with two ends of the channel, an operation opening communicated with the channel is further formed in the valve body, the plug is detachably connected to the operation opening to plug the operation opening, and the plug stretches into the channel and supports the valve core tightly in the channel.

The utility model discloses in, through setting up the end cap can be dismantled to connect in operation mouth department, and then the user can tear the end cap out as required, then takes out the case in the valve body passageway, puts into the passageway behind the direction of changing, then with the end cap shutoff in operation mouth department to accomplish the switching-over work of check valve, can let the user carry out the switching-over of check valve as required, improve the practicality of check valve greatly, also be favorable to reduce cost.

Preferably, the periphery of the choke plug is sleeved with a second sealing ring so as to be connected with the inner side of the operation opening in a sealing mode.

Preferably, the choke plug is locked in the operating port through a fixing piece.

Preferably, the fixing piece is a fixing screw, and the fixing screw penetrates into the operation port from the outside of the valve body and is screwed in the plug.

Preferably, the end of the operation opening is provided with a positioning notch, and the periphery of one end, far away from the valve body, of the plug is provided with a positioning block embedded into the positioning notch.

Preferably, the operation mouth department's location breach is equipped with two, the periphery that the end cap kept away from valve body one end corresponds is equipped with two the locating piece.

Preferably, the inner side of the channel is provided with an abutting step, the valve core abuts against the abutting step, and one end of the plug extending into the channel abuts against one end of the valve core far away from the abutting step.

Compared with the prior art, the utility model discloses a composition simple structure of check valve that can commutate, the cost is lower, can change the practicality higher to the flow direction as required.

For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the overall structure of the present invention.

Reference numerals: 1. a valve body; 11. a channel; 12. a first opening; 13. a second opening; 14. positioning the notch; 15. abutting against the step; 16. an operation port; 2. a valve core; 21. a first seal ring; 3. a plug; 31. a second seal ring; 32. positioning blocks; 4. and a fixing member.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.

The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of implementations consistent with certain aspects of the present disclosure.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, the utility model relates to a reversing check valve, including valve body 1, case 2, and end cap 3, set up the passageway 11 that supplies fluid flow in the valve body 1, case 2 is located in the passageway 11, just 2 periphery covers of case are equipped with first sealing washer 21 to with 11 inner wall sealing connection of passageway, open outward of valve body 1 is equipped with first opening 12 and second opening 13, and just first opening 12 and second opening 13 correspond and the both ends intercommunication of passageway 11, the operation mouth 16 with passageway 11 intercommunication still has been seted up outward to valve body 1, end cap 3 can dismantle to be connected in operation mouth 16 department, with the shutoff operation mouth 16, just end cap 3 stretches into in the passageway 11 and supports tightly case 2 in passageway 11.

The utility model discloses in, through setting up end cap 3 can be dismantled to connect in operation mouth 16 departments, and then the user can tear out end cap 3 as required, then takes out case 2 in the 1 passageway 11 of valve body, puts into the passageway 11 behind the direction of change in, then with 3 shutoff of end cap in operation mouth 16 departments to accomplish the switching-over work of check valve, can let the user carry out the switching-over of check valve as required, improve the practicality of check valve greatly, also be favorable to reduce cost.

In this embodiment, a second gasket 31 is fitted around the outer periphery of the plug 3 to be sealingly connected to the inside of the operation opening 16, so as to seal the operation opening 16.

In this embodiment, the plug 3 is locked in the operation opening 16 by the fixing member 4.

Specifically, the fixing member 4 is a fixing screw, and the fixing screw penetrates into the operation opening 16 from the outside of the valve body 1 and is screwed into the plug 3, so that the plug 3 is locked in the operation opening 16 and does not fall off.

In this embodiment, a positioning notch 14 is formed at an end of the operation opening 16, a positioning block 32 embedded in the positioning notch 14 is disposed on an outer periphery of one end of the plug 3 away from the valve body 1, and then the positioning block is matched with the positioning notch 14 to play a positioning role in mounting the plug 3, so that a fixing screw can be smoothly locked into the plug 3.

In this embodiment, two positioning notches 14 are provided at the operation opening 16, and two positioning blocks 32 are correspondingly provided on the periphery of one end of the plug 3 away from the valve body 1.

In this embodiment, an abutting step 15 is disposed on the inner side of the channel 11, the valve element 2 abuts against the abutting step 15, and one end of the plug 3 extending into the channel 11 abuts against one end of the valve element 2 away from the abutting step 15, so that the valve element 2 can be secured in the channel 11 of the valve body 1.

To sum up, for prior art, the utility model discloses a composition simple structure of check valve that can commutate, the cost is lower, can change the flow direction as required, and the practicality is higher.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A reversible check valve characterized in that: the valve comprises a valve body, a valve core and a plug, wherein a channel for fluid to flow is formed in the valve body, the valve core is arranged in the channel, a first sealing ring is sleeved on the periphery of the valve core and is connected with the inner wall of the channel in a sealing mode, a first opening and a second opening are formed in the valve body, the first opening and the second opening correspond to the two ends of the channel and are communicated with the two ends of the channel, an operation opening communicated with the channel is further formed in the valve body, the plug is detachably connected to the operation opening to block the operation opening, and the plug stretches into the channel and supports the valve core tightly in the channel.

2. A reversible one-way valve according to claim 1, wherein: the periphery cover of end cap is equipped with the second sealing washer, with the inboard sealing connection of operation mouth.

3. The reversible check valve according to claim 1, wherein: the plug is locked in the operating opening through the fixing piece.

4. A reversible check valve according to claim 3, characterized in that: the fixing piece is a fixing screw, and the fixing screw penetrates into the operation port from the outside of the valve body and is screwed in the plug.

5. A reversible one-way valve according to claim 4, wherein: the end of the operation opening is provided with a positioning notch, and the periphery of one end, far away from the valve body, of the plug is provided with a positioning block embedded into the positioning notch.

6. A reversible one-way valve according to claim 5, wherein: the positioning gap of operation mouth department is equipped with two, the periphery that the valve body one end was kept away from to the end cap corresponds is equipped with two the locating piece.

7. A reversible one-way valve according to claim 1, wherein: the inner side of the channel is provided with a butting step, the valve core is butted on the butting step, and one end of the plug extending into the channel is butted at one end of the valve core far away from the butting step.