CN219866579U - Pneumatic speed regulating valve with self-locking function - Google Patents
Pneumatic speed regulating valve with self-locking function Download PDFInfo
- Publication number
- CN219866579U CN219866579U CN202321177147.9U CN202321177147U CN219866579U CN 219866579 U CN219866579 U CN 219866579U CN 202321177147 U CN202321177147 U CN 202321177147U CN 219866579 U CN219866579 U CN 219866579U
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- valve body
- self
- execution unit
- groove
- pneumatic speed
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- 230000001105 regulatory effect Effects 0.000 title abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims description 27
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 239000012530 fluid Substances 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Valve Housings (AREA)
Abstract
The utility model discloses a pneumatic speed regulating valve with a self-locking function, which comprises a valve body, an execution unit top cover and an air inlet pipe, wherein the top end of the valve body is provided with the execution unit top cover, one side of the valve body is fixedly connected with the air inlet pipe, the bottom end of the valve body is fixedly connected with an auxiliary screw rod, the top end of the outer side wall of the auxiliary screw rod is provided with a sealing structure, a guide groove is formed above the inner parts of the two ends of the valve body, and an auxiliary butt joint structure is arranged inside the air inlet pipe. The self-locking structure is arranged, the top cover of the execution unit is pressed to extend into the valve body, the reset spring is pressed to push the valve core and other parts in the valve body, so that the fluid supply space in the valve body is reduced, then the top cover of the execution unit is screwed along the guide groove to enable the guide rod to slide along the guide groove, and at the moment, the bottom of the top cover of the execution unit extends into the valve body under the action of the elasticity of the reset spring and then is locked so as not to rebound easily, thereby realizing self-locking of the pneumatic speed regulating valve.
Description
Technical Field
The utility model relates to the technical field of pneumatic speed regulating valves, in particular to a pneumatic speed regulating valve with a self-locking function.
Background
The pneumatic speed regulating valve is used as a valve part for carrying out speed regulation and conveying on media such as gas, steam, liquid and the like, and the common pneumatic speed regulating valve generates corresponding thrust according to the pressure of a control signal to push the regulating mechanism to move, and the regulating core moves in the valve body and regulates the flow of fluid by contacting the conveyed media.
The common pneumatic speed regulating valve is internally provided with more parts, has a good regulating effect, and still has some problems:
1. when the common pneumatic speed regulating valve is used, the common pneumatic speed regulating valve does not have a self-locking function.
2. The common pneumatic speed regulating valve is inconvenient to connect with an external pipeline when in use and has limited tightness.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to provide a pneumatic speed regulating valve with a self-locking function, which is used for solving the defect that the existing pneumatic speed regulating valve has no self-locking function.
(II) summary of the utility model
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a take self-locking function's pneumatic speed control valve, includes valve body, execution unit top cap and intake pipe, the top of valve body is provided with the execution unit top cap, one side fixedly connected with intake pipe of valve body, the bottom fixedly connected with auxiliary screw of valve body, the top of auxiliary screw lateral wall is provided with seal structure, the bottom fixedly connected with self-locking structure of execution unit top cap, self-locking structure includes guide way, guide bar, fastening thread groove, spring groove and reset spring, the guide way is seted up in the inside top in valve body both ends, the inside of intake pipe is provided with supplementary butt joint structure.
When the device is used, the device is connected with corresponding equipment through the auxiliary screw rod, and the air pipe is communicated with the air inlet pipe, so that the top cover of the execution unit and each part in the valve body cooperate with each other to adjust the air flow rate.
Preferably, the bottom fixedly connected with guide bar at execution unit top cap both ends, the fastening thread groove has been seted up to the inside bottom of execution unit top cap, the spring groove has been seted up to the below in fastening thread groove, the inboard in spring groove is provided with reset spring, twists the execution unit top cap along the guide groove and makes the guide bar slide along the guide groove, makes execution unit top cap bottom get deep into after the valve body inside under reset spring's elasticity effect at this moment and can not rebound easily.
Preferably, the guide groove and the guide rod are in a sliding structure, and the cross-sectional area of the inner diameter of the spring groove is larger than the cross-sectional area of the outer diameter of the return spring, so that the return spring can exert elastic force on the top cover of the execution unit.
Preferably, the auxiliary butt joint structure comprises an insertion pipe, an extrusion spring and an extrusion pipe, wherein the insertion pipe is fixedly connected to one side inside the air inlet pipe, the extrusion spring is wrapped on the outer side of the insertion pipe, the extrusion pipe is arranged on one side of the extrusion spring, the air pipe is sleeved on one side of the outer side wall of the insertion pipe, and the extrusion pipe is loosened to enable the air pipe to be outwards covered on the outer side of the air pipe under the action of the elastic force of the extrusion spring.
Preferably, the insertion tube and the extrusion tube are in a sliding structure, and the insertion tube is perpendicular to the valve body, so that the installation of the air tube is more fastened.
Preferably, the sealing structure comprises a limit groove, a lining ring and a sealing ring, wherein the limit groove is formed above the outer side wall of the auxiliary screw, the lining ring is wrapped outside the limit groove, the sealing ring is wrapped outside the outer side wall of the lining ring, and the lining ring is wrapped inside the sealing ring, so that the lining ring supports the sealing ring.
Preferably, the limit groove and the sealing ring are in an embedded structure, and the cross section area of the outer diameter of the lining ring is smaller than the cross section area of the inner diameter of the sealing ring, so that the sealing ring is not easy to deform.
(III) beneficial effects
The pneumatic speed regulating valve with the self-locking function has the advantages that: the self-locking structure is arranged, the top cover of the execution unit is pressed to extend into the valve body, the reset spring is pressed to push the valve core and other parts in the valve body, so that the fluid flow space in the valve body is reduced, then the top cover of the execution unit is screwed along the guide groove to enable the guide rod to slide along the guide groove, and at the moment, the bottom of the top cover of the execution unit is locked to be prevented from easily rebounding after extending into the valve body under the elastic force of the reset spring, so that the self-locking of the pneumatic speed regulating valve is realized;
through being provided with auxiliary butt joint structure, insert one end of the trachea into one side of the outer sidewall of the intubate to press the extruded tube to the inside direction of the intake pipe at the same time, after the trachea is sleeved on one side of the outer sidewall of the intubate, loosen the extruded tube and make it cover outside connecting the outside of the tracheal portion under the elastic force of the extrusion spring, because the inside diameter of both sides of the inside sidewall of the extruded tube is different, it is more closely with connecting the tracheal portion along with the outside movement of the extruded tube, has realized improving the convenience of this pneumatic speed regulating valve;
through being provided with seal structure, inlay the nested sealing washer that establishes in the spacing groove outside, its junction is under the effect of sealing washer and keeps certain leakproofness when making this pneumatic speed control valve install, simultaneously at the inside parcel of sealing washer has the lining ring, makes the lining ring support the sealing washer to this avoids the sealing washer to appear contracting the phenomenon after long-time use, has realized improving the leakproofness of this pneumatic speed control valve.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic side view partially in cross-section of the present utility model;
FIG. 3 is a schematic view of a three-dimensional disassembled structure of the self-locking structure of the present utility model;
FIG. 4 is a schematic cross-sectional elevation view of an auxiliary docking structure of the present utility model;
fig. 5 is an enlarged partial sectional view of fig. 2 a according to the present utility model.
In the figure: 1. a valve body; 2. an execution unit top cover; 3. a self-locking structure; 301. a guide groove; 302. a guide rod; 303. fastening a thread groove; 304. a spring groove; 305. a return spring; 4. an air inlet pipe; 5. an auxiliary docking structure; 501. a cannula; 502. extruding a spring; 503. extruding the tube; 6. an auxiliary screw; 7. a sealing structure; 701. a limit groove; 702. a liner ring; 703. and (3) sealing rings.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1-5, the pneumatic speed regulating valve with self-locking function provided by the utility model comprises a valve body 1, an execution unit top cover 2 and an air inlet pipe 4, wherein the top end of the valve body 1 is provided with the execution unit top cover 2, one side of the valve body 1 is fixedly connected with the air inlet pipe 4, the bottom end of the valve body 1 is fixedly connected with an auxiliary screw rod 6, the bottom end of the execution unit top cover 2 is fixedly connected with a self-locking structure 3, the self-locking structure 3 comprises a guide groove 301, a guide rod 302, a fastening thread groove 303, a spring groove 304 and a return spring 305, the guide groove 301 is arranged above the inner parts of the two ends of the valve body 1, the bottom parts of the two ends of the execution unit top cover 2 are fixedly connected with the guide rod 302, the fastening thread groove 303 is arranged below the fastening thread groove 303, the inner side of the spring groove 304 is provided with the return spring 305, the guide groove 301 and the guide rod 302 are in a sliding structure, and the inner cross section area of the inner diameter of the spring groove 304 is larger than the outer diameter of the return spring 305.
The working principle of the pneumatic speed control valve with self-locking function based on embodiment 1 is that when the pneumatic speed control valve is used, the pneumatic speed control valve is connected with corresponding equipment through an auxiliary screw 6 and communicated with an air inlet pipe 4, so that the top cover 2 of an execution unit and each part in the valve body 1 cooperate with each other to perform the function of adjusting the air flow rate, in the process, the pneumatic speed control valve has the self-locking function, a guide rod 302 is fixed below the outer side wall of the top cover 2 of the execution unit, the guide rod 302 can slide along the inside of a guide groove 301, the top cover 2 of the execution unit is pressed to extend into the inside of the valve body 1, a return spring 305 is pressed to push a valve core and other parts in the valve body 1, the fluid flow space in the valve body 1 is reduced, then the top cover 2 of the execution unit is screwed along the guide groove 301, the guide rod 302 slides along the guide groove 301, and the bottom of the top cover 2 of the execution unit is extended into the valve body 1 under the elastic force of the return spring 305, and then the top cover is locked so as not to rebound easily.
Example two
The embodiment further includes: the inside of intake pipe 4 is provided with supplementary butt joint structure 5, and supplementary butt joint structure 5 includes intubate 501, extrusion spring 502 and extrusion pipe 503, and intubate 501 fixed connection has extrusion spring 502 in the inside one side of intake pipe 4, and the outside parcel of intubate 501, and one side of extrusion spring 502 is provided with extrusion pipe 503, and intubate 501 is sliding structure with extrusion pipe 503, intubate 501 and valve body 1 mutually perpendicular.
In this embodiment, when the pneumatic speed control valve is used, the air pipe is communicated with the air inlet pipe 4, so that phenomena such as loosening and poor sealing performance occur, therefore, the insertion pipe 501 is fixed on one side of the air inlet pipe 4, the extrusion pipe 503 which can be in sliding connection with the air inlet pipe 4 is sleeved outside the insertion pipe 501, one end of the air pipe is inserted into one side of the outer side wall of the insertion pipe 501, meanwhile, the extrusion pipe 503 is pressed towards the inner direction of the air inlet pipe 4, after the air pipe is sleeved on one side of the outer side wall of the insertion pipe 501, the extrusion pipe 503 is loosened to enable the air pipe to be outwards covered on the outer side of the air pipe connection part under the elastic force of the extrusion spring 502, and as the inner diameters of the two sides of the inner side wall of the extrusion pipe 503 are different, the air pipe connection pipe is further clung to the air pipe connection part along with the outward movement of the extrusion pipe 503, so that the connection air pipe and the pneumatic speed control valve are fastened and difficult to loosen.
Example III
The embodiment further includes: the top of auxiliary screw 6 lateral wall is provided with seal structure 7, and seal structure 7 includes spacing groove 701, inner liner 702 and sealing washer 703, and the top in auxiliary screw 6 lateral wall is seted up to spacing groove 701, and the outside parcel of spacing groove 701 has inner liner 702, and the outer lateral wall parcel of inner liner 702 has sealing washer 703, and spacing groove 701 is mosaic structure with sealing washer 703, and the cross-sectional area of inner liner 702 external diameter is less than the cross-sectional area of sealing washer 703 internal diameter.
In this embodiment, when the pneumatic speed control valve is used, the pneumatic speed control valve needs to be installed at a designated position, so as to avoid the decrease of the tightness of the joint with time, for this purpose, a sealing ring 703 is embedded in the outer side of the limiting groove 701, so that the joint of the pneumatic speed control valve is under the action of the sealing ring 703 and maintains a certain tightness when the pneumatic speed control valve is installed, and meanwhile, an inner lining ring 702 is wrapped in the sealing ring 703, so that the inner lining ring 702 supports the sealing ring 703, thereby avoiding the shrinkage phenomenon of the sealing ring 703 after long-time use.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a take self-locking function's pneumatic speed control valve, includes valve body (1), execution unit top cap (2) and intake pipe (4), its characterized in that: the top end of the valve body (1) is provided with an execution unit top cover (2), one side of the valve body (1) is fixedly connected with an air inlet pipe (4), the bottom end of the valve body (1) is fixedly connected with an auxiliary screw (6), and the top end of the outer side wall of the auxiliary screw (6) is provided with a sealing structure (7);
the bottom end of the execution unit top cover (2) is fixedly connected with a self-locking structure (3), the self-locking structure (3) comprises a guide groove (301), a guide rod (302), a fastening thread groove (303), a spring groove (304) and a return spring (305), and the guide groove (301) is arranged above the inner parts of the two ends of the valve body (1);
an auxiliary butt joint structure (5) is arranged in the air inlet pipe (4).
2. The pneumatic speed control valve with self-locking function according to claim 1, wherein: the bottom fixedly connected with guide bar (302) at execution unit top cap (2) both ends, fastening thread groove (303) have been seted up to the inside bottom of execution unit top cap (2), spring groove (304) have been seted up to the below of fastening thread groove (303), the inboard of spring groove (304) is provided with reset spring (305).
3. The pneumatic speed control valve with self-locking function according to claim 2, wherein: the guide groove (301) and the guide rod (302) are in a sliding structure, and the cross section area of the inner diameter of the spring groove (304) is larger than the cross section area of the outer diameter of the reset spring (305).
4. The pneumatic speed control valve with self-locking function according to claim 1, wherein: the auxiliary butt joint structure (5) comprises an insertion pipe (501), an extrusion spring (502) and an extrusion pipe (503), wherein the insertion pipe (501) is fixedly connected to one side of the inside of the air inlet pipe (4), the extrusion spring (502) is wrapped on the outer side of the insertion pipe (501), and the extrusion pipe (503) is arranged on one side of the extrusion spring (502).
5. The pneumatic speed control valve with self-locking function according to claim 4, wherein: the insertion tube (501) and the extrusion tube (503) are in a sliding structure, and the insertion tube (501) is perpendicular to the valve body (1).
6. The pneumatic speed control valve with self-locking function according to claim 1, wherein: the sealing structure (7) comprises a limit groove (701), a lining ring (702) and a sealing ring (703), wherein the limit groove (701) is formed above the outer side wall of the auxiliary screw (6), the lining ring (702) is wrapped on the outer side of the limit groove (701), and the sealing ring (703) is wrapped on the outer side wall of the lining ring (702).
7. The pneumatic speed valve with self-locking function according to claim 6, wherein: the limiting groove (701) and the sealing ring (703) are in an embedded structure, and the cross section area of the outer diameter of the lining ring (702) is smaller than the cross section area of the inner diameter of the sealing ring (703).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177147.9U CN219866579U (en) | 2023-05-16 | 2023-05-16 | Pneumatic speed regulating valve with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321177147.9U CN219866579U (en) | 2023-05-16 | 2023-05-16 | Pneumatic speed regulating valve with self-locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219866579U true CN219866579U (en) | 2023-10-20 |
Family
ID=88370589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321177147.9U Active CN219866579U (en) | 2023-05-16 | 2023-05-16 | Pneumatic speed regulating valve with self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219866579U (en) |
-
2023
- 2023-05-16 CN CN202321177147.9U patent/CN219866579U/en active Active
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