CN220850857U - Pipeline joint type one-way throttle valve - Google Patents
Pipeline joint type one-way throttle valve Download PDFInfo
- Publication number
- CN220850857U CN220850857U CN202322718352.8U CN202322718352U CN220850857U CN 220850857 U CN220850857 U CN 220850857U CN 202322718352 U CN202322718352 U CN 202322718352U CN 220850857 U CN220850857 U CN 220850857U
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- Prior art keywords
- pipe
- liquid inlet
- pipeline
- sealing
- throttle valve
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- 239000007788 liquid Substances 0.000 claims abstract description 111
- 238000007789 sealing Methods 0.000 claims abstract description 64
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model relates to the technical field of hydraulic pipeline throttling elements and provides a pipeline joint type one-way throttling valve, which comprises a valve body and a one-way valve, wherein the one-way valve comprises a valve core and a sealing pipeline arranged in the valve body, a circulation cavity is formed in the sealing pipeline, a liquid inlet and a liquid outlet are respectively arranged at the upper end and the lower end of the sealing pipeline, a sealing step is arranged between the liquid inlet and the circulation cavity, an abutting step is arranged between the circulation cavity and the liquid outlet, one end of the valve core is provided with a sealing plate matched with the sealing step, the other end of the valve core is connected with an elastic piece abutting against the abutting step, a liquid inlet pipe communicated with the liquid inlet is arranged on the valve body, and a sealing ball is arranged in the liquid inlet; the utility model solves the problem that the existing single-phase throttle valve can cause backflow, and has the advantages of simple structure and low manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of hydraulic pipeline throttling elements, in particular to a pipeline joint type one-way throttling valve.
Background
A one-way throttle valve is a valve that controls the flow of a fluid by changing the throttle cross section or throttle length. The throttle valve and the one-way valve are connected in parallel to form the one-way throttle valve. The throttle valve and the one-way throttle valve are simple flow control valves, and the flow control valves are liquid valves which control the flow by changing the flow area of a valve port or the length of a flow passage. The existing single-phase throttle valve is complex in structure and inconvenient to use, cannot well realize normal and stable flow of media, is very troublesome in adjusting the flow of the media, cannot be effectively controlled, cannot realize one-way circulation, and can cause backflow to influence the use of a valve body.
Disclosure of utility model
Based on the above, in order to solve the problem that the existing single-phase throttle valve can cause backflow, the utility model provides a pipeline joint type one-way throttle valve, which has the following specific technical scheme:
The utility model provides a pipeline joint type one-way throttle valve, includes valve body and check valve, the check valve includes the case and installs the inside sealed pipeline of valve body, be formed with the circulation cavity in the sealed pipeline, both ends are provided with inlet and liquid outlet respectively about the sealed pipeline, the inlet with be equipped with sealed step between the circulation cavity, the circulation cavity with be equipped with the butt step between the liquid outlet, the one end of case be provided with the closing plate of sealed step looks adaptation, the other end of case is connected with the butt and is in elastic component on the butt step, be provided with on the valve body with the feed liquor pipe of inlet intercommunication, be equipped with the sealing ball in the feed liquor pipe, the external diameter of sealing ball is less than the orificial internal diameter of feed liquor pipe.
According to the pipeline joint type one-way throttle valve, the sealing plate is arranged, when liquid enters the circulation cavity from the liquid inlet, the liquid pushes the valve core out, the elastic piece is compressed, and the sealing plate is separated from the blocking surface of the blocking step, so that the circulation of the liquid is realized; when liquid flows back from the liquid outlet to the cavity, the liquid pushes the valve core in, so that the sealing plate is abutted and sealed with the sealing surface of the sealing step, the liquid is prevented from flowing back, and the problem that the existing single-phase throttle valve can cause backflow is solved; through being provided with the sealing ball, when liquid flows back from circulation cavity department, will drive the sealing ball, and at this moment, the sealing ball will be by liquid punching press to feed liquor pipe mouth of pipe, and the sealing ball can not pass through the feed liquor pipe mouth of pipe again, then the sealing ball can be blocked up in feed liquor pipe mouth of pipe department to produce gas tightness and leakproofness.
Further, the valve body comprises a pipeline unit and a control unit for controlling the liquid inlet state of the liquid inlet pipe, the sealing pipeline is installed inside the pipeline unit, the liquid inlet pipe is arranged at one end of the pipeline unit, and the other end, far away from the liquid inlet pipe, of the pipeline unit is provided with a liquid outlet pipe.
Further, a liquid inlet chamber is formed in the liquid inlet pipe, one side of the liquid inlet chamber is connected with a first pipeline opening, the other side of the liquid inlet chamber is connected with a second pipeline opening, and the second pipeline opening is communicated with the liquid inlet opening.
Further, the first pipeline opening is communicated with an external pipeline, and the structure of the first pipeline opening is the same as that of the second pipeline opening; the liquid inlet plate is arranged in the first pipeline opening, the inner diameter of the liquid inlet chamber is smaller than that of the first pipeline opening, and the outer diameter of the liquid inlet plate is larger than that of the liquid inlet chamber and smaller than that of the first pipeline opening.
Further, the liquid inlet disc is of a vent structure.
Further, the first pipeline opening is in threaded connection with the external pipeline, and a sealing ring is arranged between the first pipeline opening and the external pipeline; the second pipeline opening is communicated with the liquid inlet, and a sealing ring is arranged between the second pipeline opening and the liquid inlet.
Further, the control unit comprises a driving rod, an opening and closing valve and a fixing seat assembled on the outer surface of the pipeline unit, the opening and closing valve is installed between the second pipeline port and the liquid inlet, the driving rod is movably inserted on the fixing seat, and one end of the driving rod extends to the inside of the pipeline unit and is connected with the opening and closing valve.
Further, the control unit further comprises a control handle, the control handle is rotatably arranged at one end of the driving rod, which is positioned outside the pipeline unit, and the control handle is used for controlling the opening and closing states of the second pipeline opening.
Further, the valve core comprises a protruding block arranged at the center of the surface of the sealing plate in a protruding mode, one end of the elastic piece is clamped on the protruding block and abuts against the sealing plate, and the other end of the elastic piece abuts against the abutting step.
Further, the sealing plate is an annular baffle plate, and the elastic piece is a compression spring.
Drawings
FIG. 1 is a schematic diagram of a pipe joint type one-way throttle valve according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of a pipe joint type one-way throttle valve according to the present utility model;
FIG. 3 is one of the schematic internal sectional structural views of the sealing conduit of the pipe-joint type one-way throttle valve according to an embodiment of the present utility model;
FIG. 4 is a second schematic view of the internal cross-sectional structure of a sealed conduit of a conduit-fitting type one-way throttle valve according to an embodiment of the present utility model;
Fig. 5 is a schematic view of a part of a liquid inlet pipe of a pipe joint type one-way throttle valve according to an embodiment of the present utility model.
Reference numerals illustrate:
1. A valve body; 11. a liquid inlet pipe; 111. a sealing ball; 112. a first pipeline opening; 113. a liquid inlet disc; 114. a seal ring; 12. a pipe unit; 13. a control unit; 131. a driving rod; 132. a fixing seat; 133. a control handle; 14. a liquid outlet pipe; 2. a valve core; 21. a sealing plate; 22. an elastic member; 3. sealing the pipeline; 31. a liquid inlet; 32. a liquid outlet; 33. a sealing step; 34. abutting the step.
Detailed Description
The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
As shown in fig. 1-5, the pipe joint type one-way throttle valve in an embodiment of the utility model comprises a valve body 1 and a one-way valve, the one-way valve comprises a valve core 2 and a sealing pipeline 3 arranged in the valve body 1, a circulation cavity is formed in the sealing pipeline 3, a liquid inlet 31 and a liquid outlet 32 are respectively arranged at the upper end and the lower end of the sealing pipeline 3, a sealing step 33 is arranged between the liquid inlet 31 and the circulation cavity, an abutting step 34 is arranged between the circulation cavity and the liquid outlet 32, one end of the valve core 2 is provided with a sealing plate 21 matched with the sealing step 33, the other end of the valve core 2 is connected with an elastic piece 22 abutting against the abutting step 34, a liquid inlet pipe 11 communicated with the liquid inlet 31 is arranged on the valve body 1, a sealing ball 111 is arranged in the liquid inlet pipe 11, and the outer diameter of the sealing ball 111 is smaller than the inner diameter of a pipe orifice of the liquid inlet 11.
The pipe joint type one-way throttle valve has the advantages that when liquid enters the circulation cavity from the liquid inlet 31 through the sealing plate 21, the liquid pushes the valve core 2 out, the elastic piece 22 is compressed, the sealing plate 21 is separated from the blocking surface of the blocking step, and the circulation of the liquid is realized; when the liquid flows back into the circulation chamber from the liquid outlet 32, the liquid pushes the valve core 2 in, so that the sealing plate 21 is abutted and sealed with the sealing surface of the sealing step, the liquid is prevented from flowing back, and the problem that the existing single-phase throttle valve can cause backflow is solved; by the arrangement of the sealing ball 111, when liquid flows back from the circulation chamber, the sealing ball 111 is driven, at this time, the sealing ball 111 is stamped to the mouth of the liquid inlet pipe 11 by the liquid, and the sealing ball 111 cannot pass through the mouth of the liquid inlet pipe 11, so that the sealing ball 111 is blocked at the mouth of the liquid inlet pipe 11, thereby generating air tightness and sealing performance.
As shown in fig. 1 to 4, in one embodiment, the valve body 1 includes a pipe unit 12 and a control unit 13 for controlling the liquid feeding state of the liquid feeding pipe 11, the sealed pipe 3 is installed inside the pipe unit 12, the liquid feeding pipe 11 is disposed at one end of the pipe unit 12, and the other end of the pipe unit 12 away from the liquid feeding pipe 11 is provided with a liquid outlet pipe 14.
In one embodiment, a liquid inlet chamber is formed in the liquid inlet pipe 11, one side of the liquid inlet chamber is connected with a first pipeline port 112, and the other side of the liquid inlet chamber is connected with a second pipeline port, and the second pipeline port is communicated with the liquid inlet port 31. Thus, by providing the first pipe orifice 112 and the second pipe orifice, liquid can flow in from two positions at the same time, and liquid inlet efficiency is improved.
As shown in fig. 5, in one embodiment, the first pipeline port 112 is in communication with an external pipeline, and the structure of the first pipeline port 112 is the same as that of the second pipeline port; the first pipeline port 112 is internally provided with a liquid inlet plate 113, the inner diameter of the liquid inlet chamber is smaller than that of the first pipeline port 112, and the outer diameter of the liquid inlet plate 113 is larger than that of the liquid inlet chamber and smaller than that of the first pipeline port 112. In this way, the sealing ball 111 can be blocked on the liquid inlet plate 113, so that the whole pipeline is airtight and airtight, and liquid backflow is prevented.
In one embodiment, the inlet tray 113 is a vent structure. In this way, the flow rate can be ensured and the sealing ball 111 can be prevented from coming out of the flow chamber.
As shown in fig. 5, in one embodiment, the first pipeline opening 112 is in threaded connection with the external pipeline, and a sealing ring 114 is disposed between the first pipeline opening and the external pipeline; the second pipeline port is communicated with the liquid inlet 31, and a sealing ring 114 is also arranged between the second pipeline port and the liquid inlet 31. As such, the primary function of the seal 114 is to prevent leakage of liquid.
As shown in fig. 1 and 2, in one embodiment, the control unit 13 includes a driving rod 131, an on-off valve, and a fixing base 132 assembled on the outer surface of the pipe unit 12, the on-off valve is installed between the second pipe port and the liquid inlet 31, the driving rod 131 is movably inserted into the fixing base 132, and one end of the driving rod 131 extends into the pipe unit 12 and is connected with the on-off valve. Thus, by the driving rod 131, the rotation of the driving rod 131 can control the opening and closing state of the opening and closing valve, so that the control of the liquid flow between the second pipeline opening and the liquid inlet 31 is realized.
Specifically, the on-off valve is in threaded connection with the communication part between the second pipeline port and the liquid inlet 31. The rotation of the driving rod 131 can control the on-off valve to control the communication state between the second pipeline opening and the liquid inlet 31, and the arrangement and the position relationship between the driving rod 131 and the on-off valve are in the prior art, and are not described in detail herein.
As shown in fig. 1 and 2, in one embodiment, the control unit 13 further includes a control handle 133, where the control handle 133 is rotatably disposed on an end of the driving rod 131 located outside the pipe unit 12, and the control handle 133 is used to control the open and close state of the second pipe port.
As shown in fig. 3 and 4, in one embodiment, the valve core 2 includes a projection provided at the center of the surface of the sealing plate 21, one end of the elastic member 22 is engaged with the projection and abuts against the sealing plate 21, and the other end of the elastic member 22 abuts against the abutment step 34. Thus, by providing the projection, the installation of the elastic member 22 is facilitated.
In one embodiment, the sealing plate 21 is an annular baffle and the resilient member 22 is a compression spring. In this way, the compression spring is a mechanical part which utilizes the elasticity of the compression spring to complete work, and is generally made of spring steel, and the part made of elastic materials deforms under the action of external force, so that the compression spring can recover after the external force is removed.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The utility model provides a pipeline joint type one-way throttle valve, includes valve body and check valve, its characterized in that, the check valve includes the case and installs the inside sealed pipeline of valve body, be formed with the circulation cavity in the sealed pipeline, both ends are provided with inlet and liquid outlet respectively about the sealed pipeline, the inlet with be equipped with sealed step between the circulation cavity, the circulation cavity with be equipped with the butt step between the liquid outlet, the one end of case be provided with sealed step looks adaptation's closing plate, the other end of case is connected with the butt and is in elastic component on the butt step, be provided with on the valve body with the feed liquor pipe of feed liquor mouth intercommunication, be equipped with the sealing ball in the feed liquor pipe, the external diameter of sealing ball is less than the orificial internal diameter of feed liquor pipe.
2. The pipe joint type one-way throttle valve according to claim 1, wherein the valve body comprises a pipe unit and a control unit for controlling the liquid inlet state of the liquid inlet pipe, the sealing pipe is installed inside the pipe unit, the liquid inlet pipe is arranged at one end of the pipe unit, and a liquid outlet pipe is arranged at the other end of the pipe unit far away from the liquid inlet pipe.
3. The pipe joint type one-way throttle valve according to claim 2, wherein a liquid inlet chamber is formed in the liquid inlet pipe, one side of the liquid inlet chamber is connected with a first pipe orifice, the other side of the liquid inlet chamber is connected with a second pipe orifice, and the second pipe orifice is communicated with the liquid inlet orifice.
4. A pipe joint type one-way throttle valve according to claim 3, wherein the first pipe orifice is communicated with an external pipe, and the structure of the first pipe orifice is the same as that of the second pipe orifice; the liquid inlet plate is arranged in the first pipeline opening, the inner diameter of the liquid inlet chamber is smaller than that of the first pipeline opening, and the outer diameter of the liquid inlet plate is larger than that of the liquid inlet chamber and smaller than that of the first pipeline opening.
5. The pipe joint type one-way throttle valve according to claim 4, wherein the liquid inlet disc is of a vent structure.
6. The pipe joint type one-way throttle valve according to claim 4, wherein the first pipe orifice is in threaded connection with the external pipe, and a sealing ring is arranged between the first pipe orifice and the external pipe; the second pipeline opening is communicated with the liquid inlet, and a sealing ring is arranged between the second pipeline opening and the liquid inlet.
7. The pipe joint type one-way throttle valve according to claim 6, wherein the control unit comprises a driving rod, an opening and closing valve and a fixed seat assembled on the outer surface of the pipe unit, the opening and closing valve is installed between the second pipe port and the liquid inlet, the driving rod is movably inserted into the fixed seat, and one end of the driving rod extends into the pipe unit and is connected with the opening and closing valve.
8. The pipe joint type one-way throttle valve according to claim 7, wherein the control unit further comprises a control handle rotatably provided at one end of the driving rod located outside the pipe unit, the control handle being for controlling an open-close state of the second pipe orifice.
9. The pipe joint type one-way throttle valve according to claim 1, wherein the valve core comprises a projection arranged at the center of the surface of the sealing plate, one end of the elastic piece is clamped on the projection and is abutted to the sealing plate, and the other end of the elastic piece is abutted to the abutting step.
10. The pipe joint type one-way throttle valve according to claim 1, wherein the sealing plate is an annular baffle plate, and the elastic member is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718352.8U CN220850857U (en) | 2023-10-10 | 2023-10-10 | Pipeline joint type one-way throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322718352.8U CN220850857U (en) | 2023-10-10 | 2023-10-10 | Pipeline joint type one-way throttle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850857U true CN220850857U (en) | 2024-04-26 |
Family
ID=90782309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322718352.8U Active CN220850857U (en) | 2023-10-10 | 2023-10-10 | Pipeline joint type one-way throttle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850857U (en) |
-
2023
- 2023-10-10 CN CN202322718352.8U patent/CN220850857U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |