CN220850762U

CN220850762U - Control valve

Info

Publication number: CN220850762U
Application number: CN202322368854.2U
Authority: CN
Inventors: 洪菊仙
Original assignee: Henan Borong Construction Engineering Co ltd
Current assignee: Henan Borong Construction Engineering Co ltd
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2024-04-26
Anticipated expiration: 2033-09-01

Abstract

The utility model relates to the technical field of water conservancy and hydropower, and discloses a control valve, which comprises a control valve pipeline, wherein a communication assembly is arranged on the inner side of the control valve pipeline, a sealing assembly is arranged at the top of the control valve pipeline, the communication assembly comprises two connecting blocks which are respectively and fixedly connected with the left end and the right end of the control valve pipeline, bolts which are uniformly distributed are connected with one side of each connecting block in a threaded manner, a flow limiting plate is fixedly connected with the inner side of the control valve pipeline, a flow hole is formed in the top of the flow limiting plate, a sealing gasket is fixedly connected with the inner side of the flow hole, a water blocking plug is inserted into the inner side of the flow hole, the sealing assembly comprises a mounting block fixedly connected with the top of the control valve pipeline, an inner thread block is fixedly connected with the top of the mounting block, and a threaded rod is connected with the inner side of the inner thread block. The control valve can prevent water leakage at the valve, so that the practicability of the control valve is effectively improved.

Description

Control valve

Technical Field

The utility model relates to the technical field of water conservancy and hydropower, in particular to a control valve.

Background

In the field of water conservancy and hydropower, the control valve is one of the more common valves in people's life, is closely related to people's life, and is widely applied to various aspects such as building pipeline, industrial water supply, fire-fighting measure heating ventilation air conditioner and irrigation system, generally is used as the pressure reduction, holds pressure, pressure release, regulation water yield control water level and prevention water hammer etc..

The traditional control valve for water conservancy and hydropower is usually required to rotate the valve when using to make two pipelines that connect communicate through the control valve, make inboard liquid can flow, and in the in-service use's in-process, in order to make the valve can normally rotate, lead to the sealed effect of valve department not ideal, the inboard water of valve can be full of the pipeline inboard when closing, thereby can appear leaking the phenomenon, influence staff's operation experience, thereby lead to the practicality of current control valve to have the space that promotes.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the control valve which has the advantages of preventing water leakage at the valve and the like, and solves the problem that the sealing effect at the valve joint of the existing control valve is not ideal.

(II) technical scheme

In order to achieve the purpose of preventing water leakage at the valve, the utility model provides the following technical scheme: the control valve comprises a control valve pipeline, wherein a communication assembly is arranged on the inner side of the control valve pipeline, and a sealing assembly is arranged on the top of the control valve pipeline;

The communication assembly comprises two connecting blocks which are respectively and fixedly connected to the left end and the right end of the control valve pipeline, bolts which are uniformly distributed are connected to the opposite sides of the two connecting blocks in a threaded manner, a flow limiting plate is fixedly connected to the inner side of the control valve pipeline, a flow hole is formed in the top of the flow limiting plate, a sealing gasket is fixedly connected to the inner side of the flow hole, and a water blocking plug is inserted into the inner side of the flow hole;

The sealing assembly comprises a mounting block fixedly connected to the top of a control valve pipeline, an internal thread block is fixedly connected to the top of the mounting block, a threaded rod is connected to the internal thread block through an internal thread, a round handle is fixedly connected to the top end of the threaded rod, a fixing rod is fixedly connected to the bottom end of the threaded rod, a sealing groove is formed in the bottom of the mounting block, two sealing rings are fixedly connected to the inner side of the sealing groove, a sliding plate is connected to the inner side of the sealing groove in a sliding mode, a sealing plug is fixedly connected to the bottom of the sliding plate, and a connecting hole for the bottom end of the fixing rod to penetrate is formed in the top of the control valve pipeline.

Further, two opposite sides of the connecting block are provided with water holes communicated with the inner side of the control valve pipeline, and the number of the bolts is not less than four.

Further, the outside threaded connection of bolt has the nut, the outside of shutoff stopper is conical, the outside of shutoff stopper is laminated with the inboard of sealed pad mutually.

Further, the bottom of dead lever runs through the top of installation piece, the top of slide, the top of sealing plug and the inboard of connecting hole in proper order and with the top fixed connection of shutoff stopper.

Further, the outside of dead lever respectively with slide and sealing plug's inboard fixed connection, two the one side that the sealing washer is opposite to is respectively with the top of control valve pipeline and the interior roof fixed connection of seal groove.

Further, the outside of sealing plug is laminated with the inboard of connecting hole, the standing groove that supplies the plug grafting is seted up to the interior roof of control valve pipeline.

(III) beneficial effects

Compared with the prior art, the utility model provides a control valve, which has the following beneficial effects:

This control valve uses through the cooperation between the communicating component of control valve pipeline inboard and the sealing component at top, can prevent that valve department from leaking, also can prevent that inboard water from leaking in the external world through the junction of valve when making the valve can normally rotate control pipeline intercommunication, can not influence staff's experience to the practicality of control valve has effectually been promoted.

Drawings

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

FIG. 2 is a bottom cross-sectional view of the pipe connection structure of the structural control valve of the present utility model;

Fig. 3 is a front view of the structure of the present utility model.

In the figure: 1 control valve pipeline, 200 communication assembly, 201 connecting block, 202 bolt, 203 flow limiting plate, 204 flow hole, 205 sealing gasket, 206 water blocking plug, 300 sealing assembly, 301 installation block, 302 internal thread block, 303 threaded rod, 304 circular handle, 305 dead lever, 306 sealing groove, 307 sealing ring, 308 sliding plate, 309 sealing plug, 310 connecting hole.

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 a technical solution: the utility model provides a control valve, including control valve pipeline 1, the communication subassembly 200 is installed to the inboard of control valve pipeline 1, and seal assembly 300 is installed at the top of control valve pipeline 1, through the cooperation between the inboard communication subassembly 200 of control valve pipeline 1 and the seal assembly 300 at top use, can prevent that valve department from leaking, also can prevent that inboard water from leaking in the external world through the junction of valve when making the valve can normally rotate control pipeline intercommunication, can not influence staff's experience to the effectual practicality that has promoted the control valve.

The communication assembly 200 in this embodiment is a structure for connecting pipes.

As shown in fig. 1, 2 and 3, the communication assembly 200 includes two connection blocks 201 respectively fixedly connected to the left and right ends of the control valve pipeline 1, bolts 202 uniformly distributed are screwed on opposite sides of the two connection blocks 201, a flow limiting plate 203 is fixedly connected to the inner side of the control valve pipeline 1, a flow hole 204 is formed in the top of the flow limiting plate 203, a sealing pad 205 is fixedly connected to the inner side of the flow hole 204, and a water blocking plug 206 is inserted into the inner side of the flow hole 204.

It should be noted that, the opposite sides of the two connection blocks 201 are provided with water flowing holes communicated with the inner sides of the control valve pipelines 1, so that water can flow through the control valve pipelines 1 and the two water flowing holes, the number of the bolts 202 is not less than four, nuts are screwed on the outer sides of the bolts 202, and the bolts 202 can stably connect and fix the pipelines with the connection blocks 201.

In addition, the outside of the water blocking plug 206 is conical, and the outside of the water blocking plug 206 is attached to the inside of the sealing gasket 205, so that the flow hole 204 can be blocked under the cooperation between the water blocking plug 206 and the sealing gasket 205, water cannot flow on the inside of the control valve pipeline 1, and meanwhile, when the water blocking plug 206 moves upwards, a gap capable of supplying water can be formed on the inside of the flow hole 204, so that the effect of controlling the water flow is achieved.

The seal assembly 300 in this embodiment is a structure for preventing water from escaping from the valve connection.

As shown in fig. 1 and 3, the sealing assembly 300 includes a mounting block 301 fixedly connected to the top of the control valve pipeline 1, an internal thread block 302 is fixedly connected to the top of the mounting block 301, a threaded rod 303 is connected to the inner side of the internal thread block 302 in a threaded manner, a round handle 304 is fixedly connected to the top end of the threaded rod 303, a fixing rod 305 is fixedly connected to the bottom end of the threaded rod 303, a sealing groove 306 is formed in the bottom of the mounting block 301, two sealing rings 307 are fixedly connected to the inner side of the sealing groove 306, a sliding plate 308 is slidingly connected to the inner side of the sealing groove 306, a sealing plug 309 is fixedly connected to the bottom of the sliding plate 308, and a connecting hole 310 for the bottom end of the fixing rod 305 to penetrate is formed in the top of the control valve pipeline 1.

It should be noted that, the bottom end of the fixing rod 305 sequentially penetrates through the top of the mounting block 301, the top of the sliding plate 308, the top of the sealing plug 309 and the inner side of the connecting hole 310 and is fixedly connected with the top of the water blocking plug 206, so that the fixing rod 305 can drive the water blocking plug 206 to move and adjust up and down, and the outer side of the fixing rod 305 is fixedly connected with the inner sides of the sliding plate 308 and the sealing plug 309 respectively, so that the fixing rod 305 can drive the sliding plate 308 and the sealing plug 309 to move.

In addition, one side of the two sealing rings 307 opposite to each other is fixedly connected with the top of the control valve pipeline 1 and the inner top wall of the sealing groove 306 respectively, the outer side of the sealing plug 309 is attached to the inner side of the connecting hole 310, when the sliding plate 308 is attached to the top of the bottom sealing ring 307, the sealing plug 309 is inserted into the inner side of the connecting hole 310, and water in the inner side of the control valve pipeline 1 can be effectively prevented from overflowing under the cooperation between the bottom sealing ring 307 and the sealing plug 309.

Meanwhile, a placing groove for plugging the water plug 206 is formed in the inner top wall of the control valve pipeline 1, so that the water plug 206 can be moved to the inner side of the placing groove to be placed, and the flow holes 204 can be used for fully supplying water to flow, wherein the water flows in the direction from right to left.

The working principle of the embodiment is as follows:

when the control valve is used, the circular handle 304 is rotated, the threaded rod 303 is moved upwards under the action of the threaded connection between the threaded rods 303 of the internal thread blocks 302, the fixing rod 305 is driven to move upwards, the sliding plate 308 slides on the inner side of the sealing groove 306, meanwhile, the water blocking plug 206 moves upwards to be far away from the flow hole 204, water on the right side in the control valve pipeline 1 can flow downwards through the flow hole 204, and accordingly the left side in the control valve pipeline 1 flows out to achieve communication between pipelines.

Compared with the prior art, the control valve can prevent water leakage at the valve through the cooperation between the communication component 200 at the inner side of the control valve pipeline 1 and the sealing component 300 at the top, so that the valve can normally rotate the control pipeline to communicate and simultaneously can prevent the water at the inner side from leaking in the outside through the joint of the valve, the experience of staff cannot be influenced, the practicability of the control valve is effectively improved, and the problem that the sealing effect at the joint of the valve of the existing control valve is not ideal is solved.

It should be noted that 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.

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. Control valve, comprising a control valve conduit (1), characterized in that: a communication assembly (200) is arranged on the inner side of the control valve pipeline (1), and a sealing assembly (300) is arranged on the top of the control valve pipeline (1);

The communication assembly (200) comprises two connecting blocks (201) which are respectively and fixedly connected to the left end and the right end of the control valve pipeline (1), bolts (202) which are uniformly distributed are connected to opposite sides of the two connecting blocks (201) in a threaded manner, a flow limiting plate (203) is fixedly connected to the inner side of the control valve pipeline (1), a flow hole (204) is formed in the top of the flow limiting plate (203), a sealing gasket (205) is fixedly connected to the inner side of the flow hole (204), and a water blocking plug (206) is inserted into the inner side of the flow hole (204);

Seal assembly (300) are including installing piece (301) of fixed connection at control valve pipeline (1) top, the top fixedly connected with internal thread piece (302) of installing piece (301), the inboard threaded connection of internal thread piece (302) has threaded rod (303), the top fixedly connected with circular handle (304) of threaded rod (303), the bottom fixedly connected with dead lever (305) of threaded rod (303), seal groove (306) have been seted up to the bottom of installing piece (301), the inboard fixedly connected with two sealing washer (307) of seal groove (306), the inboard sliding connection of seal groove (306) has slide (308), the bottom fixedly connected with sealing plug (309) of slide (308), connecting hole (310) that supply dead lever (305) bottom to run through have been seted up at the top of control valve pipeline (1).

2. A control valve according to claim 1, wherein: and the two opposite sides of the connecting blocks (201) are respectively provided with a water flowing hole communicated with the inner side of the control valve pipeline (1), and the number of the bolts (202) is not less than four.

3. A control valve according to claim 1, wherein: the outside threaded connection of bolt (202) has the nut, the outside of shutoff stopper (206) is conical, the outside of shutoff stopper (206) is laminated with the inboard of sealed pad (205).

4. A control valve according to claim 1, wherein: the bottom of the fixed rod (305) sequentially penetrates through the top of the mounting block (301), the top of the sliding plate (308), the top of the sealing plug (309) and the inner side of the connecting hole (310) and is fixedly connected with the top of the water blocking plug (206).

5. A control valve according to claim 1, wherein: the outer side of the fixed rod (305) is fixedly connected with the inner sides of the sliding plate (308) and the sealing plug (309), and one sides of the two sealing rings (307) opposite to each other are fixedly connected with the top of the control valve pipeline (1) and the inner top wall of the sealing groove (306) respectively.

6. A control valve according to claim 1, wherein: the outside of sealing plug (309) is laminated with the inboard of connecting hole (310), the standing groove that supplies water shutoff stopper (206) grafting is seted up to the interior roof of control valve pipeline (1).