CN204942847U - One can automatically rebounding open female joint - Google Patents
One can automatically rebounding open female joint Download PDFInfo
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- CN204942847U CN204942847U CN201520515415.2U CN201520515415U CN204942847U CN 204942847 U CN204942847 U CN 204942847U CN 201520515415 U CN201520515415 U CN 201520515415U CN 204942847 U CN204942847 U CN 204942847U
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- adapter body
- head
- air cavity
- movable sheath
- inwall
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Abstract
One can automatically rebounding open female joint, comprise adapter body, the head of adapter body is provided with linkage structure, afterbody is provided with ball, movable sheath and Returnning spring, be provided with the first air cavity between the outer wall of the inwall of the head of movable sheath and the head of adapter body, the head of movable sheath is provided with the first pore be connected between gas piping and the first air cavity; Sliding sleeve is slidably equipped with in adapter body, the second air cavity is provided with between the outer wall of sliding sleeve and the inwall of adapter body, adapter body offers second pore of at least one connection between the first air cavity and the second air cavity, be provided with valve core structure in sliding sleeve, also comprise the sealing configuration of the both sides of both sides and the second air cavity being sealed in the first air cavity.The beneficial effects of the utility model are: adopt said structure, only need by the first pore and the second pore to injecting gas in the first air cavity and the second air cavity, can realize docking and disengaging of tool joint pin and female joint, not only rapid operation is convenient, and volume is little, cost is low.
Description
Technical field
The utility model relates to one can automatically rebounding open female joint.
Background technique
Female joint matches with tool joint pin can realize the fast assembling-disassembling of fluid circuit, therefore obtains applying very widely in the fields such as oil, chemical industry, metallurgy, water power, engineering machinery, boats and ships, electromechanical equipment.Existing female joint mainly comprises adapter body, be located at the through hole in this adapter body, the head of described adapter body is provided with the linkage structure for being connected with fluid circuit, the sidewall of the afterbody of described adapter body is circumferentially evenly equipped with multiple card bead hole snapped in for ball, described ball can only take out from the outside in described card bead hole, movable sheath is slidably equipped with outside described adapter body, the inwall of the afterbody of this movable sheath can be pressed in the outside of described ball thus make the inner side of described ball stretch in described through hole, the outer wall of the afterbody of described adapter body is embedded with and is positioned at the outside in described card bead hole and the block piece for preventing described movable sheath from shifting out from the afterbody of described adapter body, also Returnning spring is provided with between described movable sheath and described adapter body, the spool that can open or close described through hole is provided with in described adapter body.Make female joint and tool joint pin to time direct at needs, the afterbody of the through hole of tool joint pin insertion female joint must be made interior and promote spool thus open through hole, achieve a butt joint, simultaneously, make the inwall of movable sheath compress or leave ball by slip movable sheath, and utilize ball to stretch into or shift out adapter body through hole in can realize the fixing of tool joint pin or unclamp.The slip of movable sheath be generally only hold adapter body by user one, another holds movable sheath and oppositely to exert a force and the elastic force overcoming Returnning spring just can make movable sheath no longer be pressed in the outside of ball, not only inconvenient operation, and need very large power ability slip movable sheath, very inconvenience is used for the user that strength is less, simultaneously, owing to adapter body needing vacate two manual leeway, thus make the volume of female joint comparatively large, cost is high.
Summary of the invention
There is above-mentioned deficiency to overcome in prior art, the utility model provide a kind of simple and compact for structure, volume is little, cost is low, rapid operation easily can automatically rebounding open female joint.
The technical scheme in the invention for solving the technical problem is: one can automatically rebounding open female joint, comprise adapter body, be located at the through hole in this adapter body, the head of described adapter body is provided with the linkage structure for being connected with fluid circuit, the sidewall of the afterbody of described adapter body is circumferentially evenly equipped with multiple card bead hole snapped in for ball, described ball can only take out from the outside in described card bead hole, movable sheath is slidably equipped with outside described adapter body, the inwall of the afterbody of this movable sheath can be pressed in the outside of described ball thus make the inner side of described ball stretch in described through hole, the outer wall of the afterbody of described adapter body is embedded with and is positioned at the outside in described card bead hole and the block piece for preventing described movable sheath from shifting out from the afterbody of described adapter body, also Returnning spring is provided with between described movable sheath and described adapter body, the first air cavity is provided with between the outer wall of the inwall of the head of described movable sheath and the head of described adapter body, the head of described movable sheath is provided with and runs through described movable sheath and the first pore be connected between gas piping and described first air cavity,
Sliding sleeve is slidably equipped with in described adapter body, the second air cavity is provided with between the outer wall of this sliding sleeve and the inwall of described adapter body, described adapter body offers at least one run through described adapter body and be communicated with the second pore between described first air cavity and the second air cavity, be provided with valve core structure in described sliding sleeve, between the inwall of described movable sheath and the outer wall of described adapter body and in the both sides of described first air cavity, between the inwall of described adapter body and the outer wall of described sliding sleeve and the both sides being positioned at described second air cavity all seal and be provided with sealing configuration.
Further, the head internal thread of described adapter body is connected with the link that is positioned at the outside of described second pore and the second air cavity, the head of this link stretches out outside the head of described adapter body, the outer wall of the head of described link is hexagon, the inwall of the head of described link is provided with described linkage structure, and described linkage structure is internal thread.
Further, the first spacing shaft shoulder of the inner side being positioned at described second pore and the second air cavity is provided with in described adapter body, the outer wall of the afterbody of described sliding sleeve is convexly equipped with the position limiting convex ring between described second air cavity and the described first spacing shaft shoulder, be provided with in the afterbody of described link and dodge chamber, this outside of dodging chamber is provided with the second spacing shaft shoulder, dodge in chamber described in the head of described sliding sleeve is slidably installed in, between the outer wall of dodging the inwall in chamber and the head of described sliding sleeve described in being arranged at the sealing configuration of the both sides of described second air cavity, between the outer wall of described position limiting convex ring and the inwall of described adapter body, and between the end face of the head of the outer wall of the head of described link and described adapter body.
Further, described movable sheath comprise be located at described adapter body head outside the first movable sheath and be positioned at the second movable sheath outside the afterbody of described adapter body, the afterbody of this second movable sheath is relative with described card bead hole, is supported with described Returnning spring between the head of this second movable sheath and described adapter body;
The tailing screw flight of described first movable sheath is connected to outside the head of described second movable sheath, described first air cavity is located between the inwall of the inwall of the head of described first movable sheath and the head of described adapter body, described first pore is located on the head of described first movable sheath, the inner side outer wall of described adapter body being positioned at described first air cavity is convexly equipped with the first sealing bulge loop, the outside inwall of the head of described first movable sheath being positioned at described first air cavity is convexly equipped with the second sealing bulge loop, be arranged between the described first outer wall sealing bulge loop and the inwall of described first movable sheath at the sealing configuration of the both sides of described first air cavity, and between the inwall of described second sealing bulge loop and the outer wall of described adapter body.
Further, the valve pocket be connected with described through hole is provided with in described sliding sleeve, first conical surface of meeting to fluid circuit is provided with in the afterbody of this valve pocket, described valve core structure comprises the spool be slidably installed in described valve pocket and the supporting element slided on the head of this spool, outside the afterbody of the extended described sliding sleeve of afterbody of this spool, the middle part of described spool is provided with and can seals with described first conical surface the second conical surface contacted mutually, described supporting element is fixed in described sliding sleeve, is provided with valve core spring between the middle part of described supporting element and described spool.
The utility model in use, before female joint is docked with tool joint pin, the afterbody of the first movable sheath and second close adapter body under being actively set on the effect of Returnning spring, and the afterbody of the second movable sheath is pressed in the outside of ball, the volume of the first air cavity between the first movable sheath and adapter body is compressed to minimum, the position limiting convex ring of sliding sleeve is against on the first spacing shaft shoulder, the volume of the second air cavity between sliding sleeve and adapter body is in normal state, meanwhile, the second conical surface on spool is on the first conical surface in sliding sleeve of the effect lower seal of valve core spring;
Then the first pore is passed through to injecting gas in the first air cavity, first air cavity becomes large thus promotes the first movable sheath and the second movable sheath head near adapter body because of the volume that is filled with of gas, Returnning spring is compressed, second movable sheath is no longer pressed in the outside of ball, then to stop to the first pore air feed in afterbody tool joint pin being inserted adapter body, then continue to insert tool joint pin in adapter body, tool joint pin promotes sliding sleeve until the head of sliding sleeve is against dodges on the second spacing shaft shoulder in chamber, the volume of the second air cavity is compressed to minimum, continue to insert tool joint pin in adapter body, sliding sleeve can not move again, tool joint pin can only overcome the elastic force of valve core spring and the head to sliding sleeve promotes spool, thus the second conical surface of the spool being is not on the first conical surface being sealed in sliding sleeve, realize docking of female joint and tool joint pin, meanwhile, the afterbody of the first movable sheath and second close adapter body under being actively set on the effect of Returnning spring, the volume of the first air cavity is compressed to minimum, and the afterbody of the second movable sheath is pressed in the outside of ball and makes ball stretch in adapter body thus block tool joint pin thus realize fixing of female joint and tool joint pin,
When needs make tool joint pin and female joint is separated, only need by the first pore to injecting gas in the first air cavity, first air cavity becomes large thus promotes the first movable sheath and the second movable sheath head near adapter body because of the volume that is filled with of gas, Returnning spring is compressed, and the second movable sheath is no longer pressed in the outside of ball thus makes ball not be stuck in tool joint pin, meanwhile, gas in first air cavity can enter in the second air cavity by the second pore, second air cavity becomes large thus promotes sliding sleeve near the afterbody of adapter body and ejected by the afterbody of tool joint pin from adapter body because of the volume that is filled with of gas, and the second conical surface of spool is again sealed on the first conical surface of sliding sleeve under the effect of valve core spring, thus realize the disengaging of tool joint pin and female joint, rapid operation is convenient.
The beneficial effects of the utility model are: adopt said structure, only need by the first pore and the second pore to injecting gas in the first air cavity and the second air cavity, can realize docking and disengaging of tool joint pin and female joint, not only rapid operation is convenient, and volume is little, cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
With reference to Fig. 1, one can automatically rebounding open female joint, comprise adapter body 1, be located at the through hole 2 in this adapter body, the head of described adapter body is provided with the linkage structure for being connected with fluid circuit, the sidewall of the afterbody of described adapter body 1 is circumferentially evenly equipped with multiple card bead hole 4 snapped in for ball 3, described ball can only take out from the outside in described card bead hole, movable sheath is slidably equipped with outside described adapter body 1, the inwall of the afterbody of this movable sheath can be pressed in the outside of described ball thus make the inner side of described ball stretch in described through hole 2, the outer wall of the afterbody of described adapter body 1 is embedded with the outside being positioned at described card bead hole 4 and block piece 5 for preventing described movable sheath from shifting out from the afterbody of described adapter body, Returnning spring 6 is also provided with between described movable sheath and described adapter body, the first air cavity 7 is provided with between the outer wall of the inwall of the head of described movable sheath and the head of described adapter body, the head of described movable sheath is provided with and runs through described movable sheath and the first pore 8 be connected between gas piping and described first air cavity,
Sliding sleeve 9 is slidably equipped with in described adapter body 1, the second air cavity 10 is provided with between the outer wall of this sliding sleeve 9 and the inwall of described adapter body 1, described adapter body 1 offers at least one run through described adapter body and be communicated with the second pore 11 between described first air cavity and the second air cavity, valve core structure is provided with in described sliding sleeve 9, the both sides of described first air cavity are positioned between the inwall of described movable sheath and the outer wall of described adapter body, between the inwall of described adapter body and the outer wall of described sliding sleeve and the both sides being positioned at described second air cavity all seal and are provided with sealing configuration 12, sealing structure is seal ring or sealing gasket.
The head internal thread of described adapter body 1 is connected with the link 13 that is positioned at the outside of described second pore and the second air cavity, the head of this link 13 stretches out outside the head of described adapter body, the outer wall of the head of described link 13 is hexagon, the inwall of the head of described link is provided with described linkage structure, and described linkage structure is internal thread 14.
The first spacing shaft shoulder 15 of the inner side being positioned at described second pore and the second air cavity is provided with in described adapter body 1, the outer wall of the afterbody of described sliding sleeve 9 is convexly equipped with the position limiting convex ring 16 between described second air cavity and the described first spacing shaft shoulder, be provided with in the afterbody of described link 13 and dodge chamber 17, this outside of dodging chamber is provided with the second spacing shaft shoulder 18, dodge in chamber 17 described in the head of described sliding sleeve 9 is slidably installed in, between the outer wall of dodging the inwall in chamber and the head of described sliding sleeve described in being arranged at the sealing configuration 12 of the both sides of described second air cavity 10, between the outer wall of described position limiting convex ring and the inwall of described adapter body, and between the end face of the head of the outer wall of the head of described link and described adapter body.
Described movable sheath comprise be located at described adapter body head outside the first movable sheath 19 and the second movable sheath 20 of being positioned at outside the afterbody of described adapter body, the afterbody of this second movable sheath is relative with described card bead hole, is supported with described Returnning spring 6 between the head of this second movable sheath and described adapter body;
The tailing screw flight of described first movable sheath 19 is connected to outside the head of described second movable sheath 20, described first air cavity is located between the inwall of the inwall of the head of described first movable sheath and the head of described adapter body, described first pore is located on the head of described first movable sheath, the inner side outer wall of described adapter body 1 being positioned at described first air cavity is convexly equipped with the first sealing bulge loop 21, the outside inwall of the head of described first movable sheath 19 being positioned at described first air cavity is convexly equipped with the second sealing bulge loop 22, be arranged between the described first outer wall sealing bulge loop and the inwall of described first movable sheath at the sealing configuration 12 of the both sides of described first air cavity 7, and between the inwall of described second sealing bulge loop and the outer wall of described adapter body.
The valve pocket 23 be connected with described through hole 2 is provided with in described sliding sleeve 9, first conical surface 24 of meeting to fluid circuit is provided with in the afterbody of this valve pocket, described valve core structure comprises the spool 25 be slidably installed in described valve pocket and the supporting element 26 slided on the head of this spool, outside the afterbody of the extended described sliding sleeve of afterbody of this spool, the middle part of described spool 25 is provided with and can seals with described first conical surface the second conical surface 27 contacted mutually, described supporting element is fixed in described sliding sleeve, is provided with valve core spring 28 between described supporting element 26 and the middle part of described spool 25.
The utility model in use, before female joint is docked with tool joint pin, the afterbody of the first movable sheath 19 and the second movable sheath 20 close adapter body 1 under the effect of Returnning spring 6, and the afterbody of the second movable sheath is pressed in the outside of ball 3, the volume of the first air cavity 7 between the first movable sheath 19 and adapter body 1 is compressed to minimum, the position limiting convex ring 16 of sliding sleeve 9 is against on the first spacing shaft shoulder 15, the volume of the second air cavity 10 between sliding sleeve and adapter body is in normal state, simultaneously, the second conical surface 27 on spool 25 is on the first conical surface 24 in sliding sleeve of the effect lower seal of valve core spring 28,
Then the first pore 8 is passed through to injecting gas in the first air cavity 7, first air cavity becomes large thus promotes the first movable sheath 19 and the second movable sheath 20 head near adapter body 1 because of the volume that is filled with of gas, Returnning spring 6 is compressed, second movable sheath is no longer pressed in the outside of ball 3, then to stop to the first pore air feed in afterbody tool joint pin being inserted adapter body, then continue to insert tool joint pin in adapter body 1, tool joint pin promotes sliding sleeve 9 until the head of sliding sleeve is against dodges on the second spacing shaft shoulder 18 in chamber 17, the volume of the second air cavity 10 is compressed to minimum, continue to insert tool joint pin in adapter body, sliding sleeve 9 can not move again, tool joint pin can only overcome the elastic force of valve core spring 28 and the head to sliding sleeve promotes spool 25, thus the second conical surface 27 of the spool being is not on the first conical surface 24 being sealed in sliding sleeve, realize docking of female joint and tool joint pin, meanwhile, the afterbody of the first movable sheath 19 and the second movable sheath 20 close adapter body 1 under the effect of Returnning spring 6, the volume of the first air cavity 7 is compressed to minimum, and the afterbody of the second movable sheath 20 is pressed in the outside of ball 3 and makes ball stretch in adapter body 1 thus block tool joint pin thus realize fixing of female joint and tool joint pin,
When needs make tool joint pin and female joint is separated, only need by the first pore 8 to injecting gas in the first air cavity 7, first air cavity 8 becomes large thus promotes the first movable sheath 19 and the second movable sheath 20 head near adapter body 1 because of the volume that is filled with of gas, Returnning spring 6 is compressed, and the second movable sheath 20 is no longer pressed in the outside of ball 3 thus makes ball not be stuck in tool joint pin, meanwhile, gas in first air cavity 7 can enter in the second air cavity 10 by the second pore 11, second air cavity becomes large thus promotes sliding sleeve 9 near the afterbody of adapter body 1 and ejected by the afterbody of tool joint pin from adapter body because of the volume that is filled with of gas, and the second conical surface 27 of spool 25 is again sealed on the first conical surface 24 of sliding sleeve 9 under the effect of valve core spring 28, thus realize the disengaging of tool joint pin and female joint, rapid operation is convenient.
Claims (5)
1. one kind can automatically rebounding open female joint, comprise adapter body, be located at the through hole in this adapter body, the head of described adapter body is provided with the linkage structure for being connected with fluid circuit, the sidewall of the afterbody of described adapter body is circumferentially evenly equipped with multiple card bead hole snapped in for ball, described ball can only take out from the outside in described card bead hole, movable sheath is slidably equipped with outside described adapter body, the inwall of the afterbody of this movable sheath can be pressed in the outside of described ball thus make the inner side of described ball stretch in described through hole, the outer wall of the afterbody of described adapter body is embedded with and is positioned at the outside in described card bead hole and the block piece for preventing described movable sheath from shifting out from the afterbody of described adapter body, also Returnning spring is provided with between described movable sheath and described adapter body, it is characterized in that: between the outer wall of the inwall of the head of described movable sheath and the head of described adapter body, be provided with the first air cavity, the head of described movable sheath is provided with and runs through described movable sheath and the first pore be connected between gas piping and described first air cavity,
Sliding sleeve is slidably equipped with in described adapter body, the second air cavity is provided with between the outer wall of this sliding sleeve and the inwall of described adapter body, described adapter body offers at least one run through described adapter body and be communicated with the second pore between described first air cavity and the second air cavity, be provided with valve core structure in described sliding sleeve, between the inwall of described movable sheath and the outer wall of described adapter body and in the both sides of described first air cavity, between the inwall of described adapter body and the outer wall of described sliding sleeve and the both sides being positioned at described second air cavity all seal and be provided with sealing configuration.
2. according to according to claim 1 can automatically rebounding open female joint, it is characterized in that: the head internal thread of described adapter body is connected with the link that is positioned at the outside of described second pore and the second air cavity, the head of this link stretches out outside the head of described adapter body, the outer wall of the head of described link is hexagon, the inwall of the head of described link is provided with described linkage structure, and described linkage structure is internal thread.
3. according to according to claim 2 can automatically rebounding open female joint, it is characterized in that: the first spacing shaft shoulder being provided with the inner side being positioned at described second pore and the second air cavity in described adapter body, the outer wall of the afterbody of described sliding sleeve is convexly equipped with the position limiting convex ring between described second air cavity and the described first spacing shaft shoulder, be provided with in the afterbody of described link and dodge chamber, this outside of dodging chamber is provided with the second spacing shaft shoulder, dodge in chamber described in the head of described sliding sleeve is slidably installed in, between the outer wall of dodging the inwall in chamber and the head of described sliding sleeve described in being arranged at the sealing configuration of the both sides of described second air cavity, between the outer wall of described position limiting convex ring and the inwall of described adapter body, and between the end face of the head of the outer wall of the head of described link and described adapter body.
4. according to one of claim 1 ~ 3 Suo Shu can automatically rebounding open female joint, it is characterized in that: described movable sheath comprise be located at described adapter body head outside the first movable sheath and be positioned at the second movable sheath outside the afterbody of described adapter body, the afterbody of this second movable sheath is relative with described card bead hole, is supported with described Returnning spring between the head of this second movable sheath and described adapter body;
The tailing screw flight of described first movable sheath is connected to outside the head of described second movable sheath, described first air cavity is located between the inwall of the inwall of the head of described first movable sheath and the head of described adapter body, described first pore is located on the head of described first movable sheath, the inner side outer wall of described adapter body being positioned at described first air cavity is convexly equipped with the first sealing bulge loop, the outside inwall of the head of described first movable sheath being positioned at described first air cavity is convexly equipped with the second sealing bulge loop, be arranged between the described first outer wall sealing bulge loop and the inwall of described first movable sheath at the sealing configuration of the both sides of described first air cavity, and between the inwall of described second sealing bulge loop and the outer wall of described adapter body.
5. according to one of claim 1 ~ 3 Suo Shu can automatically rebounding open female joint, it is characterized in that: in described sliding sleeve, be provided with the valve pocket be connected with described through hole, first conical surface of meeting to fluid circuit is provided with in the afterbody of this valve pocket, described valve core structure comprises the spool be slidably installed in described valve pocket, and the supporting element slided on the head of this spool, outside the afterbody of the extended described sliding sleeve of afterbody of this spool, the middle part of described spool is provided with and can seals with described first conical surface the second conical surface contacted mutually, described supporting element is fixed in described sliding sleeve, valve core spring is provided with between the middle part of described supporting element and described spool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520515415.2U CN204942847U (en) | 2015-07-16 | 2015-07-16 | One can automatically rebounding open female joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520515415.2U CN204942847U (en) | 2015-07-16 | 2015-07-16 | One can automatically rebounding open female joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204942847U true CN204942847U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520515415.2U Active CN204942847U (en) | 2015-07-16 | 2015-07-16 | One can automatically rebounding open female joint |
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| CN (1) | CN204942847U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107061906A (en) * | 2017-06-05 | 2017-08-18 | 红旗仪表（长兴）有限公司 | A kind of snap joint and fatigue tester |
| CN107842663A (en) * | 2017-11-02 | 2018-03-27 | 武汉广远经济发展股份有限公司 | Water swivel device on a kind of car |
| CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
| CN109595416A (en) * | 2019-01-21 | 2019-04-09 | 叶秋晨 | A kind of gas pipeline socket and plug and attachment device |
| CN111828759A (en) * | 2020-07-20 | 2020-10-27 | 宁波源码智能机械科技有限公司 | Quick connector |
| CN112555547A (en) * | 2020-12-24 | 2021-03-26 | 格力电器（武汉）有限公司 | Joint assembly |
| CN115451225A (en) * | 2022-10-08 | 2022-12-09 | 海口涛啸霆五金有限责任公司 | Quick connector |
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2015
- 2015-07-16 CN CN201520515415.2U patent/CN204942847U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061906A (en) * | 2017-06-05 | 2017-08-18 | 红旗仪表（长兴）有限公司 | A kind of snap joint and fatigue tester |
| CN107061906B (en) * | 2017-06-05 | 2023-03-10 | 红旗仪表（长兴）有限公司 | Quick-operation joint and fatigue test appearance |
| CN109140091A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | Fluid connector and its plug, plug casing component |
| CN107842663A (en) * | 2017-11-02 | 2018-03-27 | 武汉广远经济发展股份有限公司 | Water swivel device on a kind of car |
| CN107842663B (en) * | 2017-11-02 | 2023-09-19 | 武汉广远经济发展股份有限公司 | Water supply joint device for passenger car |
| CN109595416A (en) * | 2019-01-21 | 2019-04-09 | 叶秋晨 | A kind of gas pipeline socket and plug and attachment device |
| CN109595416B (en) * | 2019-01-21 | 2023-10-20 | 成都众远管业有限公司 | Socket and plug for gas pipeline and connecting device |
| CN111828759A (en) * | 2020-07-20 | 2020-10-27 | 宁波源码智能机械科技有限公司 | Quick connector |
| CN111828759B (en) * | 2020-07-20 | 2021-08-10 | 台州朗讯工具股份有限公司 | Quick connector |
| CN112555547A (en) * | 2020-12-24 | 2021-03-26 | 格力电器（武汉）有限公司 | Joint assembly |
| CN115451225A (en) * | 2022-10-08 | 2022-12-09 | 海口涛啸霆五金有限责任公司 | Quick connector |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |