CN219035657U

CN219035657U - Check valve for reverse osmosis

Info

Publication number: CN219035657U
Application number: CN202223410112.3U
Authority: CN
Inventors: 施晖
Original assignee: Wuxi Meijing Water Treatment Equipment Co ltd
Current assignee: Wuxi Meijing Water Treatment Equipment Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-16
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to the technical field of one-way valve equipment, and provides a one-way valve for reverse osmosis, which comprises a pipe body and an end socket, wherein the two ends of the pipe body are fixed by threads and communicated with each other, a rotor capable of sealing the water inlet end of the end socket is arranged in the pipe body in an axial sliding manner, and the rotor is communicated with the end socket and is internally provided with a conical filter screen. Through the rotor that sets up, solution promotes the rotor to be close to on the closing end of delivery port department, with the lug conflict in the first recess of one end, can discharge the solution after filtering, during the return water, solution promotes on the closing end of rotor to being close to water inlet department, the sealing block of water inlet department is contradicted and is formed sealedly in logical inslot.

Description

Check valve for reverse osmosis

Technical Field

The utility model relates to the technical field of one-way valve equipment, in particular to a one-way valve for a reverse osmosis device.

Background

The check valve is a check valve which is used for the reverse osmosis, is generally arranged at a water inlet pipe orifice of the reverse osmosis, does not provide filtration before water inlet and is easy to block the reverse osmosis, and therefore, we propose the check valve for the reverse osmosis.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the one-way valve for the reverse osmosis device, which overcomes the defects of the prior art, has reasonable design and compact structure and solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

a one-way valve for reverse osmosis comprises a pipe body and an end socket, wherein the two ends of the pipe body are fixed by threads and communicated with each other, a rotor capable of sealing the water inlet end of the end socket is arranged in the pipe body in an axial sliding manner, and the rotor is communicated with the end socket and is internally provided with a conical filter screen.

Preferably, the mover comprises a hollow pipe and plugs sealed at two ends of the hollow pipe, a plurality of through grooves communicated with the hollow pipe are formed in the plugs, and the ends of the plugs extend to form bumps which are abutted in the plugs.

Preferably, the hollow pipe is internally connected with communicating pipes extending out of two sides of the hollow pipe along the axial direction, and the extending ends of the communicating pipes are connected with the plugs through threads and seal the hollow pipe.

Preferably, a first groove is formed in the end face, close to the rotor, of the sealing head, and the size of the first groove is matched with that of the protruding block.

Preferably, the depth of the first groove on the sealing head near the water outlet is larger than the length of the protruding block on the corresponding end of the hollow pipe.

Preferably, the sealing block for sealing the through groove is further connected to the end close to the water inlet of the sealing head, and the rotor abuts against the end part of the water inlet of the sealing head.

Preferably, the sealing block is made of rubber material.

(III) beneficial effects

The embodiment of the utility model provides a one-way valve for a reverse osmosis device. The beneficial effects are as follows:

1. through the active cell that sets up, solution promotes the active cell to be close to on the closing end of delivery port department, with the lug conflict in the first recess of one end, can discharge the solution after filtering, during the return water, solution promotes the active cell to be close to on the closing end of water inlet department, the sealing block of water inlet department is contradicted and is formed sealedly in logical inslot.

Drawings

FIG. 1 is a schematic cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a mover structure of the present utility model.

In the figure: 1. a tube body; 2. a seal head; 21. a first groove; 22. a sealing block; 3. a hollow tube; 31. a communicating pipe; 32. a filter screen; 4. a plug; 41. a through groove; 42. and a bump.

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 of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a one-way valve for reverse osmosis comprises a pipe body 1, and a sealing head 2, wherein the two ends of the pipe body are fixed by screw threads and communicated, a cavity is formed between the pipe body 1 and the sealing head 2, a hollow pipe 3 is arranged in the cavity, a rotor capable of sealing the water inlet end of the sealing head 2 is arranged in the pipe body 1 in an axial sliding manner, the rotor is communicated with the sealing head 2, and a conical filter screen 32 is arranged in the rotor;

the rotor comprises a hollow pipe 3 and plugs 4 sealed at two ends of the hollow pipe 3, a plurality of through grooves 41 communicated with the hollow pipe 3 are formed in the plugs 4, bumps 42 abutting against the inside of the first grooves 21 are formed in the end portions of the plugs 4 in an extending mode, the end faces, close to the rotor, of the plugs 2 are provided with first grooves 21, the size of each first groove 21 is matched with that of each bump 42, the depth of each first groove 21, close to the water outlet, of each plug 2 is larger than that of each bump 42 on the corresponding end of the hollow pipe 3, sealing blocks 22 for sealing the through grooves 41 are further connected to the water inlet, and the rotors abut against the end portions of the water inlets of the plugs 2, when solution is injected into the plugs 2, the solution pushes the rotors to the plug 2, close to the water outlet, the bumps 42 abut against the first grooves 21 at one ends, at the same time, gaps exist between the through grooves 41 and the corresponding first grooves 21, and the filtered solution can be discharged, and when the solution is returned, the solution is pushed onto the plug 2, close to the water inlet, the first grooves 21 abut against the bumps 42 at the first grooves 21, and the water inlet grooves 22 are formed at the first grooves 22.

In this embodiment, the hollow tube 3 is axially connected with a communication tube 31 extending out of both sides of the hollow tube 3, and an extending end of the communication tube 31 is connected with the plug 4 by a screw thread and seals the hollow tube 3.

In this embodiment, the sealing block 22 is made of a rubber material.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A one-way valve for reverse osmosis comprises a pipe body (1) and a sealing head (2) for fixing and communicating two ends of the pipe body by threads;

the method is characterized in that: a rotor capable of sealing the water inlet end of the seal head (2) is arranged in the pipe body (1) in an axial sliding manner, and is communicated with the seal head (2) and is internally provided with a conical filter screen (32).

2. A one-way valve for a reverse osmosis membrane according to claim 1, wherein: the rotor comprises a hollow pipe (3) and plugs (4) sealed at two ends of the hollow pipe (3), a plurality of through grooves (41) communicated with the hollow pipe (3) are formed in the plugs (4), and protruding blocks (42) abutting against the inside of the sealing head (2) extend from the ends of the plugs (4).

3. A one-way valve for a reverse osmosis membrane according to claim 2, wherein: the hollow pipe (3) is internally connected with communicating pipes (31) extending out of two sides of the hollow pipe (3) along the axial direction, and the extending ends of the communicating pipes (31) are connected with the plugs (4) through threads and seal the hollow pipe (3).

4. A one-way valve for a reverse osmosis membrane according to claim 2, wherein: the end face, close to the rotor, of the sealing head (2) is provided with a first groove (21), and the size of the first groove (21) is matched with the size of the protruding block (42).

5. A one-way valve for a reverse osmosis membrane according to claim 2, wherein: the depth of the first groove (21) on the sealing head (2) close to the water outlet is larger than the length of the convex block (42) on the corresponding end of the hollow pipe (3).

6. A one-way valve for a reverse osmosis membrane according to claim 2, wherein: the sealing block (22) for sealing the through groove (41) is further connected to the sealing head (2) close to the water inlet, and the rotor is abutted to the end part of the water inlet of the sealing head (2).

7. A one-way valve for a reverse osmosis membrane according to claim 6, further comprising: the sealing block (22) is made of rubber material.