CN219912165U - Pneumatic connector capable of adjusting flow - Google Patents
Pneumatic connector capable of adjusting flow Download PDFInfo
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- CN219912165U CN219912165U CN202320925016.8U CN202320925016U CN219912165U CN 219912165 U CN219912165 U CN 219912165U CN 202320925016 U CN202320925016 U CN 202320925016U CN 219912165 U CN219912165 U CN 219912165U
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- air inlet
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- adjusting
- air
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- 238000007789 sealing Methods 0.000 claims abstract description 27
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 29
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000007547 defect Effects 0.000 abstract description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a pneumatic connector capable of adjusting flow, relates to the technical field of pipe connectors, and overcomes the defects that the control accuracy is low, the flow cannot be locked and the like in the prior art. The flow regulating mechanism comprises a valve piece and a regulating rod, wherein the valve piece is provided with an air inlet and an air outlet which can be mutually communicated, the regulating rod is arranged in a main pipe in a threaded regulating way and penetrates into the valve piece in a movable sealing way along the axial direction of the valve piece, the end part of the regulating rod is provided with a conical plug, the conical plug is provided with a flow control inclined plane, and the conical plug is close to an adjusting gap between the flow control inclined plane and the air inlet, which is formed by extending into the air inlet. The opening of the adjusting gap is determined by utilizing the mode that the conical plug is close to the air inlet, so that the air flow is adjusted, the flow area of the adjusting gap is gradually narrowed by the conical plug, the whole flow area is concentrated on the flow control inclined plane, the flow of the flowing air is controlled, the flow control precision is high, and the stability and the reliability of the adjusting work are improved.
Description
Technical Field
The utility model relates to the technical field of pipe joints, in particular to a pneumatic joint capable of adjusting flow.
Background
In general pneumatic pipelines, pneumatic connectors are connected to pipelines for pipeline connection requirements, so that the pneumatic connectors are widely applied to the fields of petroleum, chemical industry, metallurgy, hydropower, engineering machinery, ships, electromechanical equipment and the like. The pneumatic connector commonly used in the market at present has a structure with only a single function, so that if the pipeline is required to have the volume adjusting function, the pipeline needs to be connected with a flow valve at the same time. However, this will increase the number of joints in the pipeline, and the chance of air leakage will be greatly increased, and the pipeline joint has a considerable volume and weight, so that it will occupy a relatively large space, and it will easily cause the pipeline to be mounted with a relatively heavy joint, which affects the installation and use of the pipeline joint.
The prior art discloses an utility model patent: a pneumatic quick connector with a novel structure (publication number: CN 206449241U) discloses that the flow is regulated by the arrangement of a ball valve, the problem of low regulation control precision exists in the structural form, the ball valve is usually used at a fully opened or fully closed position, long-term throttling is not suitable, and the regulation cannot reach the required precision. In addition, most pneumatic connectors are capable of locking flow because the flow of preset adjustment changes due to vibration under the condition of pipeline vibration.
Disclosure of Invention
The purpose of the utility model is that: in order to overcome the defects of low control precision, incapability of locking flow and the like in the prior art, the utility model provides a pneumatic connector capable of adjusting flow.
The technical scheme of the utility model is as follows: the device comprises a main pipe body, an air inlet end and an air outlet end which are arranged in the main pipe body, wherein the main pipe body is provided with a flow regulating mechanism, the flow regulating mechanism comprises a valve piece and an adjusting rod, the valve piece is cylindrical, the valve piece is provided with an air inlet and an air outlet which can be mutually communicated, the air inlet and the air outlet are respectively and only communicated with the air inlet end and the air outlet end, the air inlet is arranged on the end part of the valve piece in the axial direction, and the air outlet is arranged on the peripheral wall of the valve piece in the circumferential direction; the adjusting rod is arranged in the main pipe in a threaded mode and penetrates into the valve piece in an axially movable sealing mode along the valve piece, the end portion of the adjusting rod is provided with a conical plug, the conical plug is provided with a flow control inclined surface, the flow control inclined surface is arranged in an outward inclined mode along the air inlet direction, and the conical plug is close to an adjusting gap between the flow control inclined surface and the air inlet and extends into the air inlet to adjust air flow.
By adopting the technical scheme, the relative position of the conical plug is changed by rotating the adjusting rod, the opening degree of the adjusting gap is determined by utilizing the mode that the conical plug is close to extend into the air inlet, so that the flow rate of air flow is adjusted, the flow rate adjustment and the opening and closing of air are facilitated, the flow area of the adjusting gap is gradually narrowed by the conical plug, the whole flow area is concentrated on the flow control inclined plane, the flow rate of the flowing air is controlled, the pneumatic connector has the characteristic of controlling the flow rate, the accuracy of the controlled flow rate is high, the adjusting range is wide, and the stability and the reliability of the adjusting work are improved.
The utility model is further provided with: the main pipe body is internally fixedly provided with a positioning sleeve, the end part of the adjusting rod positioned outside the main pipe body is connected with a knob, the knob can be axially pushed along the adjusting rod to form an adjusting state and a locking state respectively before and after pushing the knob, the knob is in linkage fit with the adjusting rod in the adjusting state, and the knob is in pressing connection with the positioning sleeve in the locking state to form a fixed connection so as to lock the adjusting rod.
By adopting the further arrangement, the knob can be used for pushing the switching state when the knob is in the adjusting state before pushing, the knob can be used for controlling the adjusting rod to rotate, so that the position of the conical plug is adjusted, when the air flow is adjusted to proper flow, the switching knob is pressed down to the locking state after pushing, the knob and the positioning sleeve are pressed against and fixed, and at the moment, the knob cannot rotate again, so that the adjusting rod is locked, the pneumatic connector is arranged on a pipeline vibrating at a high speed, loose displacement of the adjusting rod is avoided, the air flow is stabilized, and the pipeline can be always in preset throttling work.
Still further, the present utility model provides: an external tooth gear and an internal tooth gear are fixedly arranged on the positioning sleeve and in the knob respectively, and the external tooth gear and the internal tooth gear are mutually clung and meshed to be mutually fixed in a locking state of the knob; when the knob is switched to the adjustment state, the external tooth is far away from the internal tooth to be disengaged from the engagement state.
By adopting the further arrangement, the positioning sleeve and the knob are fixed more firmly through the mutual engagement of the external tooth teeth and the internal tooth teeth, the fixed limiting mode is convenient and quick, the operation is simple, and the structure volume is smaller.
Still further, the present utility model is provided with: the outer peripheral wall of the positioning sleeve is provided with a ring bulge and a limiting boss, the knob is also provided with an elastic hook, the elastic hook and the ring bulge form buckling connection in the knob locking state, and the elastic hook elastically passes through the ring bulge and contacts with the limiting boss to form limiting in the axial direction when the knob is switched to the adjusting state.
By adopting the further setting, the state is switched under the condition that the knob has no external force, the stability of the state of the knob is ensured, and the influence of vibration on the knob is prevented.
Still further, the present utility model is provided with: the positioning sleeve is internally and fixedly provided with a threaded insert which is in threaded connection with the adjusting rod.
By adopting the further arrangement, the adjusting rod can flexibly rotate during adjustment, the threaded insert is made of metal, and the service life of the threaded area is longer.
Still further, the present utility model is provided with: the main pipe body comprises a metal piece and a plastic piece which are arranged in a split mode, the metal piece and the plastic piece are arranged in a mutually perpendicular mode, and the flow adjusting mechanism is arranged on the metal piece.
By adopting the further arrangement, the metal piece is mainly used for internal adjustment operation, the damage life is reduced to be longer, the plastic piece is used for external connection, the processing and the manufacturing are convenient, and the cost is reduced.
Still further, the present utility model is provided with: the valve piece outer seal sleeve has cup jointed V type sealing washer, and the periphery top of V type sealing washer is pressed on the inner wall of metal part, and the opening of V type sealing washer is towards inlet end one side.
By adopting the further arrangement, the V-shaped sealing ring separates the air inlet end from the air outlet end, the gas pressure is applied to one side of the opening of the V-shaped sealing ring, the sealing effect is improved, and the air outlet end can exhaust when the gas pressure is greater than the air inlet end, so that the use safety of the product is ensured.
Still further, the present utility model is provided with: sealing elements are respectively arranged between the air valve and the metal piece and between the air valve and the adjusting rod.
By adopting the further arrangement, sealing measures are arranged at proper positions, so that the design is reasonable, the sealing performance is improved, and leakage is avoided.
Still further, the present utility model is provided with: the air inlet end and the air outlet end are both positioned on the plastic part, the axial directions of the air inlet end and the air outlet end are arranged along the same axial direction of the inner side of the plastic part, and quick connectors are respectively arranged on the air inlet end and the air outlet end.
By adopting the arrangement, the T-shaped pipeline is integrally formed, and is suitable for linear pipeline connection.
Still further, the present utility model is provided with: the air inlet end and the air outlet end are respectively positioned on the metal piece and the plastic piece, the axial directions of the air inlet end and the air outlet end are mutually perpendicular, the air inlet end forms an interface, and the air outlet end is provided with a quick-connection plug.
By adopting the arrangement, the whole body is in an L-shaped shape, and is suitable for right-angle pipeline connection.
Drawings
FIG. 1 is a diagram showing the outline structure of a first embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of a first embodiment of the present utility model (knob adjustment state);
FIG. 3 is an exploded view of a first embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view of a knob of the present utility model;
FIG. 5 is a schematic view of the positioning sleeve according to the present utility model;
FIG. 6 is a diagram showing the outline structure of a second embodiment of the present utility model;
FIG. 7 is a schematic cross-sectional view of a second embodiment of the present utility model (knob locked state);
FIG. 8 is a schematic cross-sectional view of a third embodiment of the present utility model;
wherein, 1, a main pipe body; 11. an air inlet end; 12. an air outlet end; 2. a flow rate adjusting mechanism; 21. a valve member; 22. an adjusting rod; 211. an air inlet; 212. an air outlet; 221. a conical plug; 222. a flow control ramp; 23. a positioning sleeve; 24. a knob; 231. external tooth system; 241. internal tooth teeth; 232. a ring protrusion; 233. a limit boss; 242. an elastic hook buckle; 25. a threaded insert; 13. a metal piece; 14. a plastic member; 26. a V-shaped sealing ring; 27. a seal; 15. a plug is connected quickly; 16. an interface.
Detailed Description
First embodiment: the pneumatic connector with adjustable flow as shown in fig. 1-5 comprises a main pipe body 1, an air inlet end 11 and an air outlet end 12 which are arranged in the main pipe body 1, wherein the air inlet end 11 is connected to an air inlet position of a pipeline, and the air outlet end 12 is connected to an air outlet position of the pipeline. Be provided with flow control mechanism 2 on the body of being responsible for 1, flow control mechanism 2 is including valve spare 21 and regulation pole 22, valve spare 21 is hollow tubular structure, but air inlet 211 and a plurality of gas outlet 212 that link up each other have been seted up to valve spare 21, air inlet 211, gas outlet 212 just communicate with air inlet 11, gas outlet 12 respectively, air inlet 211 is seted up on valve spare 21 axial direction's tip, a plurality of gas outlet 212 equipartition is located on valve spare 21 circumference direction's the perisporium, then flow in from valve spare 21's axial tip air inlet 211 under the normal state, and then to circumference direction gas outlet 212 outflow, the setting of a plurality of gas outlets 212 can promote the connectivity. The adjusting rod 22 is arranged in the main pipe body 1 in a threaded adjustment way, and penetrates into the valve piece 21 in a movable sealing way along the axial direction of the valve piece 21, so that the adjusting rod 22 can extend into or withdraw from the valve piece 21 in a rotatable way; the inner side end of the adjusting rod 22 is provided with a conical plug 221, the conical plug 221 is conical, the conical plug 221 is provided with a flow control inclined plane 222, the flow control inclined plane 222 is arranged in an outward inclined mode along the air inlet direction, the flow control inclined plane 222 and the axial direction of the adjusting rod 22 are inclined at an angle of 80-89 degrees, the small diameter end of the conical plug 221 is close to one side of the air inlet end 11, the large diameter end of the conical plug 221 is relatively far away from the air inlet end 11, and the conical plug 221 is close to and extends into the air inlet 211 to form an adjusting gap between the flow control inclined plane 222 and the air inlet 211. The top end of the tapered plug 221 is spherical to equalize the dispersion air flow. The relative position of the conical plug 221 is changed by rotating the rotary adjusting rod 22, and the conical plug 221 gradually narrows or widens the flow area of the adjusting gap, so that the opening degree of the adjusting gap is adjusted, and the air flow is adjusted. When the tapered plug 221 completely blocks the air inlet 211, the air flow is closed, and when the tapered plug 221 completely exits and is far away from the air inlet 211, the air flow is completely opened. In addition, during the use, the air inlet 211 and the air outlet 212 can be exchanged, the air inlet 211 is taken as the actual air outlet position, and the air outlet 212 is taken as the actual air inlet position, so that the air flow can be regulated.
The main pipe body 1 is internally and fixedly provided with a positioning sleeve 23, the end part of the adjusting rod 22 positioned outside the main pipe body 1 is connected with a knob 24, the knob 24 can be axially pushed along the adjusting rod 22 to form an adjusting state and a locking state respectively before and after the knob 24 is pushed, the knob 24 is in rotary linkage fit with the adjusting rod 22 in the adjusting state, the knob 24 is in pressing fixed connection with the positioning sleeve 23 in the locking state to lock the adjusting rod 22, and the knob 24 is still in rotary linkage fit with the adjusting rod 22. When the knob 24 is in an adjusting state before pushing, the knob 24 can control the adjusting rod 22 to rotate, so that the position of the conical plug 221 is adjusted, after the flow is adjusted to a required flow, the knob 24 is pushed down to a locking state after pushing, the knob 24 and the positioning sleeve 23 are pressed and fixed, and at the moment, the knob 24 cannot rotate again, so that the adjusting rod 22 is locked. The knob 24 is sleeved on the adjusting rod 22, the section of the adjusting rod 22 at the sleeving part is rectangular or similar to the rectangular, and the inner sleeve in the knob 24 is attached to the rectangular shape of the adjusting rod 22, so that the knob 24 can rotate to drive the adjusting rod 22 to rotate.
An external tooth gear 231 and an internal tooth gear 241 are fixedly arranged on the positioning sleeve 23 and the knob 24 respectively, and the external tooth gear 231 and the internal tooth gear 241 are mutually close to each other to form meshing engagement so as to be mutually fixed in a locking state of the knob 24; when the knob 24 is pulled out and switched to the adjustment state, the external teeth 231 are separated from the internal teeth 241, and the external teeth are disengaged from each other. The fixation between the positioning sleeve 23 and the knob 24 is more secure and easy to operate by the mutual engagement of the external teeth 231 and the internal teeth 241.
The outer peripheral wall of the positioning sleeve 23 is provided with a ring bulge 232 and a limiting boss 233, the knob 24 is also uniformly provided with elastic hooks 242, the elastic hooks 242 are buckled on the ring bulge 232 to form buckling connection in the locked state of the knob 24, and the elastic hooks 242 cannot cross the ring bulge 232 to lead the knob 24 to be separated from the locked state under the condition that the knob 24 has no external force. When the knob 24 is switched to the adjustment state, the knob 24 is required to be pulled out, the elastic hook 242 elastically passes through the ring protrusion 232 outwards and is in contact with the limit boss 233 in the limit stroke, so that the knob 24 is limited in the axial direction. After the adjustment is completed, the knob 24 is pressed down, the elastic catch 242 passes over the ring protrusion 232 inward, and the knob 24 is switched to the locked state again.
The positioning sleeve 23 is internally and fixedly provided with a threaded insert 25 made of metal, the threaded insert 25 and the positioning sleeve 23 are fixed through step limiting, and the adjusting rod 22 penetrates into the threaded insert 25 and is in threaded connection with the threaded insert 25, so that the adjusting rod 22 flexibly rotates during adjustment.
The main pipe body 1 comprises a metal piece 13 and a plastic piece 14 which are arranged in a split mode, the metal piece 13 is made of copper, the metal piece 13 and the plastic piece 14 are arranged perpendicular to each other, the plastic piece 14 is wrapped on the outer side of the metal piece 13, and the flow regulating mechanism 2 is arranged on the metal piece 13. The metal member 13 is mainly used for internal adjustment operation, and is made of metal, so that damage can be reduced, and the service life is longer. The plastic part 14 is used for external connection, has high chemical stability, is convenient to process and manufacture, and reduces cost.
The valve piece 21 is externally and hermetically sleeved with a V-shaped sealing ring 26V, the cross section of the V-shaped sealing ring 26V passing through the central axis is V-shaped, the periphery of the V-shaped sealing ring 26V is elastically propped against the inner wall of the contact metal piece 13, and the opening of the V-shaped sealing ring 26V faces to the air inlet end 11 side. The V-shaped sealing ring 26V can separate the air inlet end 11 from the air outlet end 12 for air communication, when the air pressure is applied to one side of the opening of the V-shaped sealing ring 26V, the V-shaped sealing ring 26V is opened inwards and outwards and is more closely attached to the valve piece 21 and the metal piece 13, so that the sealing effect is improved, and leakage is reduced. When the pressure of the gas at the gas outlet end 12 is greater than that of the gas inlet end 11, the gas at the gas outlet end 12 can be discharged to the gas inlet end 11, so as to realize the gas discharging function.
Seals 27 are installed between the valve and the metal member 13 and between the valve and the adjusting rod 22, respectively, to prevent gas from leaking at the gaps.
As shown in fig. 1-3, the air inlet end 11 and the air outlet end 12 are respectively positioned on the metal piece 13 and the plastic piece 14, the axial directions of the air inlet end 11 and the air outlet end 12 are mutually perpendicular, the air inlet end 11 forms an interface 16 or is provided with a quick-connection plug 15, and the air outlet end 12 is provided with the quick-connection plug 15. The pneumatic connector is integrally formed into an L-shaped shape, the air flow is turned right angle to be communicated and conveyed, and the pneumatic connector is suitable for right angle type pipeline connection.
Second embodiment: as shown in fig. 6 and 7, unlike the first embodiment, the air inlet end 11 and the air outlet end 12 are both located on the plastic member 14, the axial directions of the air inlet end 11 and the air outlet end 12 are arranged along the same axial direction inside the plastic member 14, and quick connectors 15 for connecting pipelines are respectively provided on the air inlet end 11 and the air outlet end 12. The pneumatic connector is integrally formed into a T-shaped shape, and air flow is communicated and conveyed along a straight line, so that the pneumatic connector is suitable for connecting straight lines.
Third embodiment: fig. 8 shows the pneumatic connector in the completely closed state, which differs from the first embodiment in that the air inlet end 11 is also positioned on the metal piece 13, the end of the metal piece 13 forms a directly externally connected port 16, and a sealing ring is arranged outside the port 16 to seal the connecting conduit.
Claims (10)
1. The utility model provides a pneumatic connector of adjustable flow, is including being responsible for the body and seting up at the internal inlet end of being responsible for and the end of giving vent to anger, its characterized in that: the main pipe body is provided with a flow regulating mechanism, the flow regulating mechanism comprises a valve piece and an adjusting rod, the valve piece is cylindrical, the valve piece is provided with an air inlet and an air outlet which can be communicated with each other, the air inlet and the air outlet are respectively and only communicated with an air inlet end and an air outlet end, the air inlet is arranged at the end part of the valve piece in the axial direction, and the air outlet is arranged on the peripheral wall of the valve piece in the circumferential direction; the adjusting rod is arranged in the main pipe in a threaded adjusting manner and penetrates into the valve piece in an axially movable sealing manner along the valve piece, the end part of the adjusting rod is provided with a conical plug, the conical plug is provided with a flow control inclined surface, the flow control inclined surface is arranged in an outward inclined manner along the air inlet direction, and the conical plug is close to an adjusting gap which is formed between the flow control inclined surface and the air inlet and extends into the air inlet to adjust the air flow.
2. The flow-adjustable pneumatic fitting of claim 1, wherein: the main pipe body is internally and fixedly provided with a locating sleeve, the end part of the adjusting rod, which is positioned at the outer side of the main pipe body, is connected with a knob, the knob can be axially pushed along the adjusting rod to form an adjusting state and a locking state respectively before and after pushing the knob, the knob is in linkage fit with the adjusting rod in the adjusting state, and the knob is in fixed connection with the locating sleeve in a jacking mode under the locking state so as to lock the adjusting rod.
3. The flow-adjustable pneumatic fitting of claim 2, wherein: an external tooth gear and an internal tooth gear are respectively and fixedly arranged on the positioning sleeve and in the knob, and the external tooth gear and the internal tooth gear are mutually and tightly meshed to be mutually fixed in a locking state of the knob; when the knob is switched to the adjusting state, the external tooth is far away from the internal tooth so as to be out of engagement.
4. A pneumatic connector with adjustable flow as claimed in claim 2 or claim 3, wherein: the outer peripheral wall of the positioning sleeve is provided with a ring bulge and a limiting boss, the knob is also provided with an elastic hook, the elastic hook and the ring bulge form buckling connection in a knob locking state, and the elastic hook elastically passes through the ring bulge and contacts with the limiting boss to form limiting in the axial direction when the knob is switched to an adjusting state.
5. A pneumatic connector with adjustable flow as claimed in claim 2 or claim 3, wherein: the positioning sleeve is internally and fixedly provided with a threaded insert, and the threaded insert is in threaded connection with the adjusting rod.
6. The flow-adjustable pneumatic fitting of claim 1, wherein: the main pipe body comprises a metal piece and a plastic piece which are arranged in a split mode, the metal piece and the plastic piece are arranged in a mutually perpendicular mode, and the flow regulating mechanism is arranged on the metal piece.
7. The flow-adjustable pneumatic fitting of claim 6, wherein: the valve piece outer seal sleeve has cup jointed V type sealing washer, the periphery top of V type sealing washer is pressed on the inner wall of metal part, the opening of V type sealing washer is towards inlet end one side.
8. The flow-adjustable pneumatic fitting of claim 6, wherein: sealing elements are respectively arranged between the air valve and the metal piece and between the air valve and the adjusting rod.
9. A flow-adjustable pneumatic fitting as claimed in any one of claims 6 to 8 wherein: the air inlet end and the air outlet end are both positioned on the plastic part, the axial directions of the air inlet end and the air outlet end are arranged along the same axial direction of the inner side of the plastic part, and quick connectors are respectively arranged on the air inlet end and the air outlet end.
10. A flow-adjustable pneumatic fitting as claimed in any one of claims 6 to 8 wherein: the air inlet end and the air outlet end are respectively positioned on the metal piece and the plastic piece, the axial directions of the air inlet end and the air outlet end are mutually perpendicular, the air inlet end forms an interface, and the air outlet end is provided with a quick-connection plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925016.8U CN219912165U (en) | 2023-04-18 | 2023-04-18 | Pneumatic connector capable of adjusting flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320925016.8U CN219912165U (en) | 2023-04-18 | 2023-04-18 | Pneumatic connector capable of adjusting flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219912165U true CN219912165U (en) | 2023-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320925016.8U Active CN219912165U (en) | 2023-04-18 | 2023-04-18 | Pneumatic connector capable of adjusting flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219912165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117189975A (en) * | 2023-11-06 | 2023-12-08 | 阳信东泰精密金属有限公司 | Stainless steel pipe quick connecting assembly with high sealing performance |
-
2023
- 2023-04-18 CN CN202320925016.8U patent/CN219912165U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117189975A (en) * | 2023-11-06 | 2023-12-08 | 阳信东泰精密金属有限公司 | Stainless steel pipe quick connecting assembly with high sealing performance |
| CN117189975B (en) * | 2023-11-06 | 2024-02-02 | 阳信东泰精密金属有限公司 | Stainless steel pipe quick connecting assembly with high sealing performance |
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