CN219639641U

CN219639641U - Closed circulation cooling water regulating valve

Info

Publication number: CN219639641U
Application number: CN202320333704.5U
Authority: CN
Inventors: 周其用; 庞志铭; 庞兴凯; 苗圃
Original assignee: Sdt Tianjin Flow Control Technologies Co ltd
Current assignee: Sdt Tianjin Flow Control Technologies Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-09-05
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a closed circulating cooling water regulating valve, which relates to the technical field of cooling water regulating valves, and comprises a valve body, wherein a valve clack is arranged in the valve body, and the closed circulating cooling water regulating valve further comprises: the water flow channel is arranged on the valve clack; the slow flow assembly comprises a groove, a buffer plate and an elastic piece, wherein the groove is formed in the valve clack, the buffer plate is fixed on the elastic piece, and the elastic piece pushes the buffer plate to be applied and separated from the bottom of the groove. The beneficial effects of the utility model are as follows: after the valve is closed, the valve clack is impacted by the water body in the pipeline under the inertia action, the buffer plate arranged on the valve clack is used for displacement, and the elastic piece is extruded for deformation, so that the rigid impact generated by water flow can be converted into the elastic potential energy of the elastic piece when the buffer plate moves, the impact injury of the water body to the valve clack is weakened, and the service life of the valve is prolonged.

Description

Closed circulation cooling water regulating valve

Technical Field

The utility model relates to the technical field of cooling water regulating valves, in particular to a closed circulating cooling water regulating valve.

Background

The closed circulation cooling water regulating valve is widely used in power station, metallurgy, petrochemical industry and other industrial industries, and provides clean and stable cooling water for various main and auxiliary machines so as to control various main and auxiliary machine cooling media, control the temperature of the bearing within a certain range and ensure the safe and reliable operation of various main and auxiliary machines, such as an air cooler, a hydrogen cooler, an oil cooler and other various auxiliary machine bearings. If the temperature is high, the regulating valve is opened to increase the water supply quantity, and if the temperature is too low, the cooling water quantity is reduced, so that the normal operation of various main and auxiliary machines is ensured.

At present, when the cooling water regulating valve is used, a large amount of high-pressure water body can be filled in a pipeline to ensure the flow rate, so that the flow rate is ensured to be fast enough, when the valve is closed, the high-speed water body in the pipeline still can be conveyed under the action of inertia due to the fact that the channel is suddenly closed, and therefore the water body can necessarily produce certain impact on the valve clack, and the sealing performance between the valve body and the valve clack is easy to drop after long-term use.

Disclosure of Invention

The utility model aims to provide a closed circulating cooling water regulating valve, which aims to solve the defects in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a closed circulation cooling water governing valve, includes the valve body, valve body internally mounted has the valve clack, still includes:

the water flow channel is arranged on the valve clack;

the slow flow assembly comprises a groove, a buffer plate and an elastic piece, wherein the groove is formed in the valve clack, the buffer plate is fixed on the elastic piece, and the elastic piece pushes the buffer plate to be separated from the bottom of the groove.

Preferably, the elastic member is provided as a spring.

Preferably, the elastic member is provided as a reed.

Preferably, the reed comprises a fitting section, a supporting section and a mounting section, wherein the supporting section is arranged at two ends of the fitting section, the mounting section is arranged at one end of the supporting section, an embedding opening is formed in the bottom of the groove, and the mounting section is embedded in the embedding opening.

Preferably, the attaching section, the supporting section and the mounting section are arranged into an integrated structure.

Preferably, the closed circulating cooling water regulating valve further comprises a through hole, and the through hole is formed in the valve clack.

Preferably, the groove is communicated with the water flow channel through the through hole, and an overflow position is formed on the compression stroke of the elastic piece, and in the overflow position, the water medium in the groove can flow into the through hole.

Compared with the prior art, the utility model has the beneficial effects that: the closed circulation cooling water regulating valve comprises: after the valve is closed, the valve clack is impacted by the water body in the pipeline under the inertia action, the buffer plate arranged on the valve clack is used for displacement, and the elastic piece is extruded for deformation, so that the rigid impact generated by water flow can be converted into the elastic potential energy of the elastic piece when the buffer plate moves, the impact injury of the water body to the valve clack is weakened, and the service life of the valve is prolonged.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all of the features of the technology disclosed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a prescription A structure according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a reed structure according to an embodiment of the present utility model.

In the figure: 10. a valve body; 13. a valve flap; 16. a water flow channel; 18. a buffer plate; 19. a groove; 20. a mounting section; 21. a support section; 22. an embedding port; 23. a through hole; 24. and (5) attaching the section.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Unless defined otherwise, technical or scientific terms used in this disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the terms "comprising" or "includes" and the like in this disclosure is intended to cover an element or article listed after that term and equivalents thereof without precluding other elements or articles. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a closed circulation cooling water governing valve, includes valve body 10, valve body 10 internally mounted has valve clack 13, is provided with the circulation chamber in the valve body 10, and valve clack 13 can carry out the shutoff to the circulation chamber, still includes:

a water flow channel 16, wherein the water flow channel 16 is arranged on the valve clack 13; the water flow channel 16 rotates to be communicated with the circulation cavity, namely the valve is in an open state;

the slow flow assembly comprises a groove 19, a buffer plate 18 and an elastic piece, wherein the groove 19 is formed in the valve clack 13, the buffer plate 18 is fixed on the elastic piece, and the elastic piece pushes the buffer plate 18 to be separated from the bottom of the groove 19. When the valve body 10 is closed, the valve clack 13 is required to be rotated, the valve clack 13 is utilized to plug the valve body 10, then the slow flow component is in contact with water in a pipeline after the valve clack 13 rotates, the water can squeeze the buffer plate 18 under the action of inertia, the elastic piece is stressed and then deforms, the buffer plate 18 can move into the groove 19, and the movement is to convert the rigid impact generated by water flow into the elastic potential energy of the elastic piece, so that the impact on the valve clack 13 is weakened, the valve clack 13 is protected, and the service life of the valve is prolonged.

The elastic member is provided as a spring. The other end of the spring is fixed in the groove 19 on the buffer plate 18, and the spring can provide thrust for the buffer plate 18 to play a role in buffering.

The elastic member is provided as a reed. The reed comprises a fitting section 24, a supporting section 21 and a mounting section 20, wherein the supporting section 21 is arranged at two ends of the fitting section 24, the mounting section 20 is arranged at one end of the supporting section 21, an embedding opening 22 is formed in the bottom of the groove 19, and the mounting section 20 is embedded in the embedding opening 22. The reed can also play a role in supporting and buffering the buffer plate 18, and after the buffer plate 18 receives impact, the reed can deform, so that the buffer plate 18 contracts towards the inside of the groove 19. And the arrangement of the embedding openings 22 facilitates the embedding of the mounting sections 20, so that the reed mounting is simpler.

The attaching section 24, the supporting section 21 and the mounting section 20 are integrally formed. The integrated structure comprises the strength of the reed and prolongs the service life.

The closed circulation cooling water regulating valve further comprises a through hole 23, and the through hole 23 is formed in the valve clack 13. The groove 19 and the water flow channel 16 are communicated through the through hole 23, and an overflow position is formed on the compression stroke of the elastic piece, and in the overflow position, the water medium in the groove 19 can flow into the through hole 23. Under the impact of water flow, the buffer plate 18 can be pressed into the groove 19, so that a water source in the groove 19 flows into the water flow channel 16 through the through hole 23, pressure relief can be realized, a part of water flows out under the inertia impact, the valve clack 13 is effectively protected, and after the impact is finished, the buffer plate 18 resets under the action of the elastic force of the elastic piece, so that the blocking of the through hole 23 is assisted.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. Closed circulation cooling water governing valve, including valve body (10), valve body (10) internally mounted has valve clack (13), its characterized in that still includes:

a water flow channel (16), wherein the water flow channel (16) is arranged on the valve clack (13);

the slow flow assembly comprises a groove (19), a buffer plate (18) and an elastic piece, wherein the groove (19) is formed in the valve clack (13), the buffer plate (18) is fixed on the elastic piece, and the elastic piece pushes the buffer plate (18) to be separated from the bottom of the groove (19).

2. A closed cycle cooling water regulating valve according to claim 1, wherein: the elastic member is provided as a spring.

3. A closed cycle cooling water regulating valve according to claim 1, wherein: the elastic member is provided as a reed.

4. A closed-cycle cooling water regulating valve according to claim 3, wherein: the reed comprises a fitting section (24), a supporting section (21) and a mounting section (20), wherein the supporting section (21) is arranged at two ends of the fitting section (24), the mounting section (20) is arranged at one end of the supporting section (21), an embedding opening (22) is formed in the bottom of the groove (19), and the mounting section (20) is embedded in the embedding opening (22).

5. A closed-cycle cooling water regulating valve according to claim 4, wherein: the laminating section (24), the supporting section (21) and the mounting section (20) are arranged into an integrated structure.

6. A closed-loop cooling water regulating valve according to any one of claims 1 to 5, wherein: the closed circulating cooling water regulating valve further comprises a through hole (23), and the through hole (23) is formed in the valve clack (13).

7. A closed-cycle cooling water regulating valve according to claim 6, wherein: the groove (19) is communicated with the water flow channel (16) through the through hole (23), and an overflow position is formed on the compression stroke of the elastic piece, and in the overflow position, water medium in the groove (19) can flow into the through hole (23).