CN220082160U

CN220082160U - Flow control opening valve

Info

Publication number: CN220082160U
Application number: CN202321534877.XU
Authority: CN
Inventors: 何国正
Original assignee: Yuhuan Guoda Valve Co ltd
Current assignee: Yuhuan Guoda Valve Co ltd
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2023-11-24
Anticipated expiration: 2033-06-16

Abstract

The utility model discloses a flow control opening valve, which comprises a valve body, wherein two ends of the valve body are respectively provided with a liquid inlet and a liquid outlet which are mutually communicated, the top of the valve body is provided with a thread groove, the inside of the thread groove is in threaded connection with a rotary threaded rod, the lower part of the thread groove is provided with a limit groove, the inside of the limit groove is movably clamped with a limit rod fixedly connected with the rotary threaded rod, the bottom end of the limit rod is fixedly connected with a valve rod, the inside of a bottom shell of the valve body is provided with a through groove, the inside of the through groove is movably clamped with a valve plate, the lower part of the through groove is provided with a spring groove and a damping groove from top to bottom, the bottom of the valve plate is fixedly connected with a telescopic rod, and the periphery of the telescopic rod is sleeved with a spring.

Description

Flow control opening valve

Technical Field

The utility model relates to the technical field of opening valves, in particular to a flow control opening valve.

Background

The flow control opening valve is suitable for water systems needing flow control, and is particularly suitable for flow control of non-corrosive liquid media such as air conditioning refrigerants and the like.

The existing air conditioner refrigerant flow control opening valve generally controls flow through pressure regulation, pressure regulation is automatically carried out through the elastic force action of a spring, thereby controlling flow, as an automatic valve capable of controlling flow disclosed in the prior patent CN201921044218.1, but the valve plate of the existing flow control opening valve is generally regulated through the spring, the valve plate can be impacted by refrigerant medium in the use process, then fatigue phenomenon can occur when the spring is used for a long time, the elastic coefficient of the spring can be changed, so that the elastic force is changed, the accuracy of flow control is reduced, and therefore, the flow control opening valve is needed to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a flow control opening valve, which solves the existing problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a accuse flows opening valve, includes the valve body, feed liquor mouth and the liquid outlet of intercommunication each other have been seted up respectively to the both ends of valve body, the screw thread groove has been seted up at the top of valve body, the inside threaded connection of screw thread groove has rotatory threaded rod, the spacing groove has been seted up to the below in screw thread groove, the inside movable joint of spacing groove has the gag lever post with rotatory threaded rod fixed connection, the bottom fixedly connected with valve rod of gag lever post, logical groove has been seted up to the inside bottom casing of valve body, logical groove's inside movable joint has the valve plate, spring groove and damping groove have been seted up to logical groove's below top-down, the bottom fixedly connected with telescopic link of valve plate, the telescopic link periphery cover is equipped with the spring, the bottom fixedly connected with damping piece of telescopic link.

Preferably, the outer diameter of the limiting rod is matched with the inner diameter of the limiting groove, and the limiting rod is movably clamped in the limiting groove.

Preferably, the bottom end of the valve rod is conical.

Preferably, the inner wall of the through groove is fixedly adhered with a damping plate, and the valve plate is in sliding connection with the damping plate.

Preferably, the bottom end of the telescopic rod is fixedly connected with the bottom wall inside the spring groove, and the top end of the telescopic rod is fixedly connected with the bottom of the valve plate.

Preferably, the outer surface size of the damping block is matched with the inner surface size of the damping groove, the damping block is movably clamped in the damping groove, and damping liquid is filled in the damping groove.

Advantageous effects

The utility model provides a flow control opening valve. Compared with the prior art, the method has the following beneficial effects:

1. this accuse flows open valve can drive the valve rod through rotating rotatory threaded rod and reciprocate and then make the valve plate gradually reciprocate under spring elasticity effect, upward move through the valve plate and adjust the degree of opening and shutting of passageway between damping groove and the telescopic link, and then can adjust the medium flow size between damping groove and the telescopic link, through the fixed adhesion damping plate in the inner wall of logical groove, the static joint of valve plate is inboard at the damping plate, and then can absorb the energy that the impact produced through valve plate and damping plate damping friction energy consumption when the valve plate receives the impact, and then can reduce the impact force to the impact of valve plate bottom spring, thereby reduce the spring and appear fatigue phenomenon in long-term use, make the elasticity coefficient of spring change.

2. This accuse flows open valve still fixedly connected with telescopic link in the bottom of valve plate, the bottom fixedly connected with damping piece at the telescopic link, damping piece activity joint is inside the damping groove, damping inslot portion is filled with damping liquid, and then when the valve plate receives the impact, absorb the energy that the impact produced through damping piece and the inside damping liquid friction energy dissipation of damping groove, and then can further reduce the impact force to the impact of valve plate bottom spring, avoid the spring coefficient of spring to change to the precision through valve plate control flow improves.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

fig. 3 is a schematic view of the enlarged partial structure of fig. 2 according to the present utility model.

In the figure: 1. a valve body; 101. a liquid inlet; 102. a liquid outlet; 2. a thread groove; 3. rotating the threaded rod; 4. a limit groove; 5. a limit rod; 6. a valve stem; 7. a through groove; 8. a damping plate; 9. a valve plate; 10. a spring groove; 11. a damping groove; 12. a telescopic rod; 13. a spring; 14. damping block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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. 1-3, the present utility model provides two technical schemes:

embodiment one:

the utility model provides a accuse flows open valve, including valve body 1, feed liquor mouth 101 and liquid outlet 102 that communicate each other have been seted up respectively to the both ends of valve body 1, thread groove 2 has been seted up at the top of valve body 1, thread groove 2 inside threaded connection has rotatory threaded rod 3, spacing groove 4 has been seted up to the below of thread groove 2, spacing groove 4 inside activity joint has the gag lever post 5 with rotatory threaded rod 3 fixed connection, the bottom fixedly connected with valve rod 6 of gag lever post 5, logical groove 7 has been seted up to the inside bottom casing of valve body 1, logical groove 7's inside activity joint has valve plate 9, spring groove 10 and damping groove 11 have been seted up to logical groove 7's below top-down, the bottom fixedly connected with telescopic link 12 of valve plate 9, telescopic link 12 periphery cover is equipped with spring 13, the bottom fixedly connected with damping piece 14 of telescopic link 12.

Embodiment two:

the utility model provides a accuse flows opening valve, including valve body 1, feed liquor mouth 101 and liquid outlet 102 that communicate each other have been seted up respectively to the both ends of valve body 1, thread groove 2 has been seted up at the top of valve body 1, thread groove 2 inside threaded connection has rotatory threaded rod 3, spacing groove 4 has been seted up to the below of thread groove 2, spacing groove 4 inside activity joint has the gag lever post 5 with rotatory threaded rod 3 fixed connection, gag lever post 5 external diameter size and spacing groove 4 internal diameter size looks adaptation, gag lever post 5 activity joint is inside spacing groove 4, play spacing effect when shifting up and down gag lever post 5 through spacing groove 4; the bottom end of the limiting rod 5 is fixedly connected with a valve rod 6, and the bottom end of the valve rod 6 is conical, so that refrigerant medium can conveniently pass through a gap between the bottom end of the valve rod 6 and the valve plate 9; the inside of the bottom shell of the valve body 1 is provided with a through groove 7, the inside of the through groove 7 is movably clamped with a valve plate 9, the inner wall of the through groove 7 is fixedly adhered with a damping plate 8, the valve plate 9 is in sliding connection with the damping plate 8, and when the valve plate 9 is clamped on the inner side of the damping plate 8 in a static manner, then when the valve plate 9 is impacted, energy generated by impact can be absorbed through damping friction energy consumption of the valve plate 9 and the damping plate 8, and impact of impact force on a bottom spring 13 of the valve plate 9 can be reduced; a spring groove 10 and a damping groove 11 are formed below the through groove 7 from top to bottom, a telescopic rod 12 is fixedly connected to the bottom of the valve plate 9, a spring 13 is sleeved on the periphery of the telescopic rod 12, a damping block 14 is fixedly connected to the bottom of the telescopic rod 12, the bottom end of the telescopic rod 12 is fixedly connected with the bottom wall inside the spring groove 10, the top end of the telescopic rod is fixedly connected with the bottom of the valve plate 9, and the valve plate 9 can be driven to move upwards when the valve rod 6 moves upwards under the action of elasticity of the telescopic rod 12; the external dimension of the damping block 14 is matched with the internal dimension of the damping groove 11, the damping block 14 is movably clamped inside the damping groove 11, damping liquid is filled inside the damping groove 11, when the valve plate 9 is impacted, energy generated by impact is absorbed through friction energy dissipation of the damping block 14 and the damping liquid inside the damping groove 11, impact force to the spring 13 at the bottom of the valve plate 9 can be further reduced, the spring force coefficient of the spring is prevented from being changed, and accordingly flow control accuracy through the valve plate 9 is improved.

When the flow control opening valve is used, the valve rod 6 can be driven to move upwards by rotating the rotary threaded rod 3 so as to enable the valve plate 9 to gradually move upwards under the action of the elasticity of the spring 13, the opening and closing degree of a channel between the damping groove 11 and the telescopic rod 12 can be adjusted by moving the valve plate 9 upwards, and then the medium flow between the damping groove 11 and the telescopic rod 12 can be adjusted.

And all that is not described in detail in this specification is well known to those skilled in the art.

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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a accuse flows open valve, includes valve body (1), its characterized in that: the utility model discloses a valve body, including valve body (1), valve body, spring groove (10) and damping groove (11), valve plate (9) are installed in the top, feed liquor mouth (101) and liquid outlet (102) that communicate each other have been seted up respectively to both ends of valve body (1), screw thread groove (2) inside threaded connection has rotatory threaded rod (3), spacing groove (4) have been seted up to the below of screw thread groove (2), spacing groove (4) inside activity joint has gag lever post (5) with rotatory threaded rod (3) fixed connection, the bottom fixedly connected with valve rod (6) of gag lever post (5), logical groove (7) have been seted up to the inside movable joint of logical groove (7) valve plate (9), spring groove (10) and damping groove (11) have been seted up to the below top-down of logical groove (7), the bottom fixedly connected with telescopic link (12) of valve plate (9), the periphery cover of telescopic link (12) is equipped with spring (13), the bottom fixedly connected with damping piece (14).

2. A flow control opening valve according to claim 1, characterized in that: the outer diameter of the limiting rod (5) is matched with the inner diameter of the limiting groove (4), and the limiting rod (5) is movably clamped inside the limiting groove (4).

3. A flow control opening valve according to claim 1, characterized in that: the bottom end of the valve rod (6) is conical.

4. A flow control opening valve according to claim 1, characterized in that: the inner wall of the through groove (7) is fixedly adhered with a damping plate (8), and the valve plate (9) is in sliding connection with the damping plate (8).

5. A flow control opening valve according to claim 1, characterized in that: the bottom end of the telescopic rod (12) is fixedly connected with the bottom wall inside the spring groove (10), and the top end of the telescopic rod is fixedly connected with the bottom of the valve plate (9).

6. A flow control opening valve according to claim 1, characterized in that: the external dimension of the damping block (14) is matched with the internal dimension of the damping groove (11), the damping block (14) is movably clamped inside the damping groove (11), and damping liquid is filled inside the damping groove (11).