CN223459965U - A high-strength check valve for pipelines - Google Patents
A high-strength check valve for pipelinesInfo
- Publication number
- CN223459965U CN223459965U CN202423176178.XU CN202423176178U CN223459965U CN 223459965 U CN223459965 U CN 223459965U CN 202423176178 U CN202423176178 U CN 202423176178U CN 223459965 U CN223459965 U CN 223459965U
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- China
- Prior art keywords
- fixedly connected
- fixing
- check valve
- pipe
- disc
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Abstract
The utility model relates to the field of check valves and discloses a high-strength check valve for a pipeline, which comprises a water inlet pipe, wherein one end of the water inlet pipe is fixedly connected with a flange, the other end of the water inlet pipe is fixedly connected with a working pipe, one end of the working pipe is fixedly connected with a water outlet pipe, the inner wall of the water outlet pipe is fixedly connected with a plurality of fixing columns, one end of each fixing column is fixedly connected with a fixing disc, a reciprocating assembly is arranged in each fixing disc, one end of the water inlet pipe is connected with a first sealing ring in a sliding manner, a plurality of fixing grooves are formed in one side of the sealing ring, one side of the sealing ring is provided with a sealing assembly, and the sealing assembly comprises a reciprocating disc and a plurality of fixing blocks. According to the utility model, the detachable sealing ring and the detaching device are added, so that the effect that only a new sealing ring needs to be replaced when the sealing performance of the equipment is reduced is achieved, the problem that only a new check valve can be replaced to continue to be used when the sealing performance of the equipment is reduced is solved, and the high efficiency of the high-strength check valve for the pipeline is improved.
Description
Technical Field
The utility model relates to the field of check valves, in particular to a high-strength check valve for a pipeline.
Background
The check valve is an automatic valve, which can prevent the medium in the pipeline from flowing backwards, and is mainly used for ensuring that the medium can flow along one direction, avoiding the problems of equipment damage, medium pollution and the like caused by backflow, and meanwhile, in some specific systems, such as a water supply system, a hydraulic system and the like, the check valve can protect the safe operation of equipment and pipelines, and in certain technological processes, the medium is required to flow along the specific direction, and the check valve can ensure the normal operation of the process.
The working principle of the existing high-strength check valve for the pipeline is that when a medium flows forward, fluid pressure acts on the valve clack, so that the valve clack rotates around a rotating shaft to open the valve clack, the medium smoothly passes through the valve clack, the valve clack rotates around the rotating shaft of a valve seat channel, the channel in the valve is streamline, when the medium flows backward, the fluid pressure and the dead weight of the valve clack act together, so that the valve clack rotates to close, the medium flows is cut off, backflow is prevented, the valve clack can reach a proper position of a valve seat surface every time, and is connected through a hinge mechanism, so that the valve clack has enough swing space, the valve clack is ensured to be in full contact with the valve seat, and a good sealing effect is achieved.
However, in the use process of the actual high-strength check valve for the pipeline, a certain problem exists, namely the problem that the normal use cannot be realized due to the gradual decrease of the sealing property of the equipment in the use process of the equipment is not solved, and under the condition, people can always only use a new check valve replacing mode to continuously maintain the normal use of the check valve, which undoubtedly brings inconvenience and extra cost for users, and the high efficiency of the high-strength check valve for the pipeline is seriously influenced, so that the high-strength check valve for the pipeline cannot fully play the due role in the practical application, and further popularization and application are limited to a certain extent.
Disclosure of utility model
In order to overcome the defects, the utility model provides a high-strength check valve for a pipeline, which aims to solve the problem that in the using process of equipment, as the sealing performance of the equipment is reduced, a new check valve can be replaced for continuous use.
In order to achieve the purpose, the high-strength check valve for the pipeline adopts the following technical scheme that the check valve comprises a water inlet pipe, wherein one end of the water inlet pipe is fixedly connected with a flange, the other end of the water inlet pipe is fixedly connected with a working pipe, one end of the working pipe is fixedly connected with a water outlet pipe, the inner wall of the water outlet pipe is fixedly connected with a plurality of fixing columns, one end of each fixing column is fixedly connected with a fixing disc, a reciprocating assembly is arranged in each fixing disc, one end of the water inlet pipe is connected with a first sealing ring in a sliding manner, a plurality of fixing grooves are formed in one side of each sealing ring, and one side of each sealing ring is provided with a sealing assembly;
The sealing assembly comprises a reciprocating disc and a plurality of fixing blocks, one side of the reciprocating disc is slidably connected to one end of the water inlet pipe, one side of each fixing block is fixedly connected to one side of the reciprocating disc, and the outer wall of each fixing block is slidably connected to the inside of each fixing groove.
As a further description of the above technical solution:
The reciprocating assembly comprises a connecting column and a spring, one end of the connecting column is slidably connected inside the fixed disc, the other end of the connecting column is fixedly connected to one side of the reciprocating disc, the spring is sleeved on the outer wall of the connecting column, one end of the spring is fixedly connected to one side of the fixed disc, and the other end of the spring is fixedly connected to one side of the reciprocating disc.
As a further description of the above technical solution:
One side of the working tube is fixedly connected with a maintenance tube, and the top of the maintenance tube is fixedly connected with a second sealing ring.
As a further description of the above technical solution:
One side of the maintenance pipe is fixedly connected with a first connecting block, and a rotating shaft is rotatably connected inside the first connecting block.
As a further description of the above technical solution:
The outer wall of the rotating shaft is rotationally connected with a second connecting block, and one end of the second connecting block is fixedly connected with a sealing cover.
As a further description of the above technical solution:
The inner wall of the sealing cover is fixedly connected with a sealing ring III, and one side of the sealing cover is fixedly connected with a connecting strip.
As a further description of the above technical solution:
One side of the maintenance pipe is fixedly connected with a fixing strip, and one end of the fixing strip is rotationally connected with a fixing shaft.
As a further description of the above technical solution:
the outer wall of the fixed shaft is fixedly connected with a screw, and the outer wall of the screw is in threaded connection with a nut.
The utility model has the following beneficial effects:
1. According to the utility model, the sealing ring which can be detached by utilizing the sliding of the fixing groove and the fixing block achieves the effect that when the sealing performance of the equipment is reduced, the sealing ring is detached by utilizing the detaching device and then a new sealing ring is installed, so that the problem that the equipment can only be replaced by a new check valve to continue to be used because the sealing performance of the equipment is reduced in the using process of the equipment is solved, and the high efficiency of the high-strength check valve for the pipeline is improved.
2. According to the utility model, the sealing cover can be easily opened through the cooperation of the screw and the screw cap, so that the effect that the sealing cover can be lifted up for overhauling after the sealing cover is unlocked through the fixing device when equipment is needed to be overhauled is achieved, the problem that an operator needs to disassemble the equipment completely and then repair the equipment when the equipment is needed to be overhauled is solved, and the convenience of the high-strength check valve for the pipeline is improved.
Drawings
FIG. 1 is a perspective view of a high-strength check valve for a pipe according to the present utility model;
FIG. 2 is a schematic diagram of the explosive structure of a reciprocating disk of a high-strength check valve for a pipeline according to the present utility model;
FIG. 3 is a schematic diagram of an explosion structure of a working tube of the high-strength check valve for a pipeline according to the present utility model;
Fig. 4 is a schematic structural view of a sealing cover of a high-strength check valve for a pipeline according to the present utility model.
Legend description:
1. A water inlet pipe; 2, a flange, 3, a working pipe, 4, a water outlet pipe, 5, a fixing column, 6, a fixing disc, 7, a connecting column, 8, a spring, 9, a reciprocating disc, 10, a fixing block, 11, a first sealing ring, 12, a fixing groove, 13, a maintenance pipe, 14, a second sealing ring, 15, a first connecting block, 16, a rotating shaft, 17, a second connecting block, 18, a sealing cover, 19, a third sealing ring, 20, a connecting strip, 21, a fixing strip, 22, a fixing shaft, 23, a screw, 24 and a nut.
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 high-strength check valve for the pipeline comprises a water inlet pipe 1, wherein one end of the water inlet pipe 1 is fixedly connected with a flange 2, the water inlet pipe 1 is a main water inlet channel, one end of the water inlet pipe is connected with an external pipeline through the flange 2, the water inlet pipe is convenient to install and disassemble, the other end of the water inlet pipe 1 is fixedly connected with a working pipe 3 for conveying water to a water outlet pipe 4, one end of the working pipe 3 is fixedly connected with the water outlet pipe 4, the inner wall of the water outlet pipe 4 is fixedly connected with a plurality of fixing columns 5 for fixing and supporting, one end of each fixing column 5 is fixedly connected with a fixing disc 6 for providing an installation position for a reciprocating assembly, the inside of the fixing disc 6 is provided with the reciprocating assembly, one end of the water inlet pipe 1 is slidably connected with a sealing ring I11 for sealing, one side of the sealing ring I11 is provided with a plurality of fixing grooves 12 for preventing water leakage, and one side of the sealing ring I11 is provided with a sealing assembly;
The sealing assembly comprises a reciprocating disc 9 and a plurality of fixing blocks 10, one side of the reciprocating disc 9 is slidably connected to one end of the water inlet pipe 1, the reciprocating disc 9 is used for intercepting backflow water, one side of the plurality of fixing blocks 10 is fixedly connected to one side of the reciprocating disc 9, the outer wall of the fixing block 10 is slidably connected to the inside of a fixing groove 12, the fixing block 10 is matched with the fixing groove 12 to fix a sealing ring I11, the reciprocating assembly comprises a connecting column 7 and a spring 8, one end of the connecting column 7 is slidably connected to the inside of the fixing disc 6, the other end of the connecting column 7 is fixedly connected to one side of the reciprocating disc 9, the spring 8 is sleeved on the outer wall of the connecting column 7, elastic force is provided for movement of the reciprocating disc 9, one end of the spring 8 is fixedly connected to one side of the fixing disc 6, and the other end of the spring 8 is fixedly connected to one side of the reciprocating disc 9.
Specifically, when water flows in from the water inlet pipe 1, the water pressure rapidly extrudes the reciprocating disc 9 to the inner side, in the process, the spring 8 is extruded along with the water pressure, and then elastic deformation is generated, and then the connecting column 7 is gradually pressed into the fixed disc 6, so that conditions are created for smooth circulation of water, the water can smoothly flow into the working pipe 3 and then flow out through the water outlet pipe 4, when water flow backflow occurs, the backflow water flow is firstly converged into the water outlet pipe 4, at the moment, a pushing force is generated by the backflow water flow, the reciprocating disc 9 is pushed back rapidly under the action of the pushing force, the water inlet pipe 1 is tightly blocked, the backflow of the water flow is effectively prevented, and the normal operation and safety of a pipeline system are ensured.
Referring to fig. 4, a repair pipe 13 is fixedly connected to one side of the working pipe 3, a sealing ring two 14 is fixedly connected to the top of the repair pipe 13 to ensure tightness when the repair pipe 13 is connected with other components, a first connecting block 15 is fixedly connected to one side of the repair pipe 13, a rotating shaft 16 is rotatably connected to the inside of the first connecting block 15, a second connecting block 17 is rotatably connected to the outer wall of the rotating shaft 16, the first connecting block 15 and the second connecting block 17 are connected through the rotating shaft 16, so that a sealing cover 18 can rotate relatively to facilitate opening and closing of the repair pipe 13, a sealing cover 18 is fixedly connected to one end of the second connecting block 17, a sealing ring three 19 is fixedly connected to the inner wall of the sealing cover 18, sealing effect is further enhanced, liquid leakage is prevented, a connecting bar 20 is fixedly connected to one side of the sealing cover 18 to facilitate operation of the sealing cover 18, a fixing bar 21 is fixedly connected to one side of the repair pipe 13, a fixing bar 21 is rotatably connected to one end of the fixing bar 22, a screw 23 is fixedly connected to the outer wall of the fixing bar 22, a screw 24 is screwed to the outer wall of the screw 23, the screw 24 is screwed to the outer wall of the fixing bar 22, the fixing bar 21, the fixing bar 22, the fixing bar 18 and the sealing cover 18 can be kept stable and sealed in a closed state when the sealing cover 18 is ensured.
Specifically, when the working tube 3 needs to be overhauled, the nut 24 is firstly and slowly unscrewed by an operator, the screw 23 is not limited by fastening force any more along with gradual unscrewing of the nut 24, then the operator rotates the screw 23 to rotate to the lower side through the fixed shaft 22 to create conditions for opening the working tube 13, then the operator lifts the sealing cover 18 by means of flexible rotation of the rotating shaft 16, the sealing cover 18 slowly breaks away from the opening of the working tube 13 in the lifting process, finally the operator stably places the sealing cover 18 aside to make room for internal overhauling of the working tube 3, at this time, the internal structure of the working tube 3 clearly appears in front of eyes, and the maintainer can carefully check and maintain the internal condition of the working tube 3 to ensure normal operation and efficient operation of the pipeline system.
The working principle is that when water flows from the water inlet pipe 1 in the process of using the high-strength check valve for the pipeline, water pressure can rapidly extrude the reciprocating disc 9 to the inner side, in the process, the spring 8 can be extruded along with the water pressure, and then elastic deformation is generated, the connecting column 7 is gradually pressed into the fixed disc 6, so that conditions are created for smooth circulation of water, the water can smoothly flow into the working pipe 3, then flows out through the water outlet pipe 4, when the condition of water flow backflow occurs, the reflowing water flow firstly gathers into the water outlet pipe 4, at the moment, the reflowing water flow can generate a push force to push the reciprocating disc 9 to move back, under the action of the push force, the reciprocating disc 9 can be rapidly pushed back, thereby tightly plugging the water inlet pipe 1, the water flow backflow is effectively prevented, normal operation and safety of a pipeline system are ensured, when the working pipe 3 is required to be overhauled, an operator can slowly loosen the screw cap 24, the screw 23 is not required to be tightly fastened, then the screw 23 can be stably unscrewed, the rotating cap 23 is required to be tightly, the rotating shaft is required to be tightly opened, the sealing cap 18 is opened, the internal part of the working pipe is stably is opened, the internal part is 18 is opened, the internal part is clearly is opened, the condition of the working pipe is 18 is clearly is opened, and the internal part is 18 is clearly is maintained, and the internal part is 18 is clearly is opened, and the internal is 18 is clearly is left.
It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.
Claims (8)
1. The high-strength check valve for the pipeline comprises a water inlet pipe (1) and is characterized in that one end of the water inlet pipe (1) is fixedly connected with a flange (2), the other end of the water inlet pipe (1) is fixedly connected with a working pipe (3), one end of the working pipe (3) is fixedly connected with a water outlet pipe (4), the inner wall of the water outlet pipe (4) is fixedly connected with a plurality of fixing columns (5), one end of each fixing column (5) is fixedly connected with a fixing disc (6), a reciprocating assembly is arranged in each fixing disc (6), one end of the water inlet pipe (1) is connected with a first sealing ring (11) in a sliding mode, one side of the first sealing ring (11) is provided with a plurality of fixing grooves (12), and one side of the first sealing ring (11) is provided with a sealing assembly;
The sealing assembly comprises a reciprocating disc (9) and a plurality of fixing blocks (10), wherein one side of the reciprocating disc (9) is slidably connected to one end of the water inlet pipe (1), one side of the fixing blocks (10) is fixedly connected to one side of the reciprocating disc (9), and the outer wall of the fixing blocks (10) is slidably connected to the inside of the fixing groove (12).
2. The high-strength check valve for a pipeline according to claim 1, wherein the reciprocating assembly comprises a connecting column (7) and a spring (8), one end of the connecting column (7) is slidably connected inside the fixed disc (6), the other end of the connecting column (7) is fixedly connected to one side of the reciprocating disc (9), the spring (8) is sleeved on the outer wall of the connecting column (7), one end of the spring (8) is fixedly connected to one side of the fixed disc (6), and the other end of the spring (8) is fixedly connected to one side of the reciprocating disc (9).
3. The high-strength check valve for the pipeline according to claim 1, wherein one side of the working pipe (3) is fixedly connected with a maintenance pipe (13), and the top of the maintenance pipe (13) is fixedly connected with a second sealing ring (14).
4. The high-strength check valve for pipelines according to claim 3, wherein one side of the maintenance pipe (13) is fixedly connected with a first connecting block (15), and a rotating shaft (16) is rotatably connected inside the first connecting block (15).
5. The high-strength check valve for the pipeline according to claim 4, wherein the outer wall of the rotating shaft (16) is rotatably connected with a second connecting block (17), and one end of the second connecting block (17) is fixedly connected with a sealing cover (18).
6. The high-strength check valve for pipelines according to claim 5, wherein a sealing ring III (19) is fixedly connected to the inner wall of the sealing cover (18), and a connecting strip (20) is fixedly connected to one side of the sealing cover (18).
7. A high-strength check valve for a pipeline according to claim 3, wherein a fixing strip (21) is fixedly connected to one side of the maintenance pipe (13), and a fixing shaft (22) is rotatably connected to one end of the fixing strip (21).
8. The high-strength check valve for a pipeline according to claim 7, wherein a screw rod (23) is fixedly connected to the outer wall of the fixed shaft (22), and a nut (24) is connected to the outer wall of the screw rod (23) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423176178.XU CN223459965U (en) | 2024-12-23 | 2024-12-23 | A high-strength check valve for pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423176178.XU CN223459965U (en) | 2024-12-23 | 2024-12-23 | A high-strength check valve for pipelines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223459965U true CN223459965U (en) | 2025-10-21 |
Family
ID=97362846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423176178.XU Active CN223459965U (en) | 2024-12-23 | 2024-12-23 | A high-strength check valve for pipelines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223459965U (en) |
-
2024
- 2024-12-23 CN CN202423176178.XU patent/CN223459965U/en active Active
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