CN207229982U - Quick connector of plug tube - Google Patents
Quick connector of plug tube Download PDFInfo
- Publication number
- CN207229982U CN207229982U CN201720810679.XU CN201720810679U CN207229982U CN 207229982 U CN207229982 U CN 207229982U CN 201720810679 U CN201720810679 U CN 201720810679U CN 207229982 U CN207229982 U CN 207229982U
- Authority
- CN
- China
- Prior art keywords
- connector
- female
- grafting
- male connector
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a kind of Quick connector of plug tube applied to new-energy automobile parts technical field,The female body (4) of the connector female (1) of the Quick connector of plug tube and grafting outer tube (5) engaging portion set boss portion (6),Movable sleeve (3) inner wall sets positive stop lug boss (7),Grafting outer tube (4) inner wall sets multiple along one week steel ball (8) by gap arrangement of grafting outer tube (4) inner wall,Helical spring (9) is set with grafting outer tube (4),Helical spring (9) one end is resisted against in boss portion (7),Helical spring (9) other end is resisted against on positive stop lug boss (7),Groove (12) is set on grafting inner tube (11) outer wall of connector male connector (2),Quick connector of plug tube described in the utility model,It is simple in structure,Processing cost is low,Effectively improve the sealing performance and connection reliability when connector female and connector male connector insert,Realize double locking.
Description
Technical field
The utility model belongs to new-energy automobile parts technical field, is to be related to a kind of fast insert-pull more specifically
Pipe fitting.
Background technology
Many industrial circles all use pipe-line system, and in automotive field, pipeline is even more essential system, braking,
Steering, cooling, lubrication, gas circuit, oil circuit have application, and the reliability and quality of pipe fitting influence the safety of whole vehicle, because
And very high attention is obtained.In new-energy automobile field, lithium ion battery energy storage system, due to the needs of temperature treatment,
Have and much add liquid cooling system, wherein pipe-line system is also important system, due to water-cooling system once revealing to draw
The security incident of battery is played, so should also obtain due attention.In the prior art, the connector of pipe-line system has a variety of shapes
Formula.Screw connected pipe fitting is one of which, which is made of joint body, clamp nut, bushing, fixing sleeve, this
For joint sealing mainly by the rigid conical surface between fixing sleeve and joint body, this technology installation is slower, since it is desired that using pulling
Hand tightens nipple, it is necessary to using specific purpose tool, and needs certain operating space, and through use after a while, connect
Touching rare loosening will reveal.One kind is ring clip technology, and the pipe of polymeric material is first set on Bamboo-shaped metal joint,
Then tightened with clip, this technology polymer tubing aging or will result in leakage after being plastically deformed, and speed is installed
Degree is slower, is not suitable for battery liquid cooling system.One kind is fast insert-pull connector, this kind of connector on pneumatic tool using more,
But the reliability of existing plug connector is poor, be easy to cause pipeline leakage, causes new-energy automobile security risk occur.
Utility model content
Technical problem to be solved in the utility model is：Offer is a kind of simple in structure, and cost is low, being capable of convenient and efficient reality
The slotting assembly and disassembly of connector female and connector male connector in existing pipeline, effectively improve connector female and close when connector male connector inserts
Sealing property and connection reliability so that connector female and connector male connector realize double locking when inserting, and avoid connector female and connect
There is the Quick connector of plug tube of release problem appearance during head male connector inserting.
Solve the problems, such as techniques discussed above, the technical solution that the utility model is taken is：
The utility model is a kind of Quick connector of plug tube, and the Quick connector of plug tube includes connector female, connector
Male connector, is set with movable sleeve in the connector female, connector female includes female body and grafting outer tube, female body and grafting
The engaging portion of outer tube sets boss portion, and be slidingly connected the structure being set to positioned at grafting outer tube outer ring position, and movable sleeve inner wall is set
Positive stop lug boss, grafting outer tube wall set multiple steel balls pressed gap along grafting outer tube wall and arranged for one week, are covered on grafting outer tube
Helical spring is filled, helical spring one end is resisted against in boss portion, and the helical spring other end is resisted against on positive stop lug boss, connector male connector
Including male connector body and grafting inner tube, the groove along one week arrangement of grafting outer wall of inner tube is set, connector is female on grafting outer wall of inner tube
When head is with connector male connector plug connection, steel ball is configured to be installed on the structure in groove.
The connector male connector outer surface sets multiple tie rods, and multiple tie rods press gap cloth in one week along male connector body
Put, each tie rod sets the bending part of outward bending close to grafting inner tube one end, and movable sleeve outer end sets multiple connecting plates, often
A connecting plate side sets a tension hole, and when connector male connector is with connector female plug connection, the bending part of each tie rod is set
The structure tensed in hole of a connecting plate can be installed on by being set to.
The grafting outer tube wall of the connector female sets the sealing ring along one week arrangement of grafting outer tube wall, and grafting is public
The grafting inner tube wall of head sets the seal face along one week arrangement of grafting inner tube wall, and seal face is arranged to hill-like structure, institute
When the connector male connector stated is with connector female plug connection, sealing ring is configured to be fitted in the structure on seal face.
The helical spring that the grafting outer tube outer ring position is set is configured to promote movable sleeve to away from connector mother
The structure of head direction movement, the male connector inner body wall of connector male connector set male connector threaded portion, the female inner body wall of connector female
Female threaded portion is set, and male connector threaded portion is screwed with a pipe fitting and is connected, and female threaded portion is screwed with another pipe fitting and is connected.
Multiple card slots are set on the male connector body outer wall of the connector male connector, and multiple card slots are arranged to external along male connector sheet
One week structure by gap arrangement of wall, each card slot are arranged to the structure with the male connector centerline parallel of connector male connector arrangement, often
A tie rod is clamped in a card slot.
The connector male connector is arranged to structure made of copper material, and connector female is arranged to structure made of copper material, movable sleeve
Structure made of aluminium is arranged to, sealing ring is arranged to structure made of silicon rubber, and tie rod is arranged to Te Folong plastic materials
Manufactured structure, helical spring are arranged to structure made of steel.
Using the technical solution of the utility model, following beneficial effect can be obtained：
Quick connector of plug tube described in the utility model, when needing pipe fitting to connect, first by connector male connector and a pipe
Part is screwed connection, and connector female is screwed with another pipe fitting and is connected, at this moment, then by the inserting of connector male connector in connector female,
The grafting inner tube of connector male connector is inserted into the grafting outer tube of connector female, and during inserting, steel ball extruding grafting inner tube becomes
Shape, until being installed in groove, realizes the connection of connector male connector and connector female, and movable sleeve extends to the male connector of connector male connector
Body outer ring, by above-mentioned connection, connector male connector connects reliably with connector female, and release problem will not occur in use, and needs
When wanting dismounting joint male connector and connector female, as long as exerting a force round about, it becomes possible to connector male connector is extracted from connector female,
Realize separation dismounting, dismantle simple and fast.Quick connector of plug tube described in the utility model, simple in structure, processing cost is low,
It convenient and efficient can realize the slotting assembly and disassembly of the connector female and connector male connector in pipeline, effectively improve connector female and connector
Sealing performance and connection reliability when male connector inserts so that connector female and connector male connector realize double locking when inserting, and have
There is the appearance of release problem in effect when avoiding connector female and connector male connector from inserting.
Brief description of the drawings
Brief description is made to the content expressed by each attached drawing of this specification and the mark in figure below：
Fig. 1 is the structure diagram of Quick connector of plug tube described in the utility model；
Fig. 2 is that the bending part of the tie rod of Quick connector of plug tube described in the utility model is installed on when tensing in hole
Structure diagram；
Attached drawing acceptance of the bid note be respectively：1st, connector female；2nd, connector male connector；3rd, movable sleeve；4th, female body；5th, outside grafting
Pipe；6th, boss portion；7th, positive stop lug boss；8th, steel ball；9th, helical spring；10th, male connector body；11st, grafting inner tube；12nd, groove；13、
Tie rod；14th, bending part；15th, connecting plate；16th, hole is tensed；17th, sealing ring；18th, seal face；19th, male connector threaded portion；20th, it is female
Head thread portion；21st, card slot；22nd, male connector center line.
Embodiment
Below against attached drawing, by the description of the embodiment, to specific embodiment of the present utility model as involved
Mutual alignment and connection relation, the effect of each several part and operation principle between the shape of each component, construction, each several part etc. make into
The detailed description of one step：
As shown in attached drawing 1, attached drawing 2, the utility model is a kind of Quick connector of plug tube, the Quick connector of plug tube
Including connector female 1, connector male connector 2, movable sleeve 3 is set with the connector female 1, connector female 1 includes 4 He of female body
The engaging portion of grafting outer tube 5, female body 4 and grafting outer tube 5 sets boss portion 6, and movable sleeve 3 is arranged to be located at grafting outer tube 5
The structure of outer ring position, 3 inner wall of movable sleeve set positive stop lug boss 7, and 5 inner wall of grafting outer tube sets multiple along 5 inner wall of grafting outer tube
The steel ball 8 that gap is arranged to be pressed within one week, helical spring 9 is set with grafting outer tube 5,9 one end of helical spring is resisted against in boss portion 7,
9 other end of helical spring is resisted against on positive stop lug boss 7, the setting of helical spring, can promote movable sleeve all the time to close to connector
Male connector direction is moved, and during easy to connector male connector and connector female grafting, tie rod, which can be reliably installed on, to be tensed in hole, is improved
Convenience is connected, connector male connector 2 includes male connector body 10 and grafting inner tube 11, set on 11 outer wall of grafting inner tube along grafting inner tube
The groove 12 of 11 outer walls one week arrangement, when connector female 1 is with connector 2 plug connection of male connector, steel ball 8 is configured to be installed on recessed
Structure in groove 12.Connector male connector 2, when needing pipe fitting to connect, is first screwed and is connected, by connector by said structure with a pipe fitting
Female 1 is screwed with another pipe fitting and is connected, and at this moment, then connector male connector 2 is inserted in connector female 1, and connector male connector 2 is inserted
The inserting of inner tube 11 is connect to arrive in the grafting outer tube 5 of connector female 1, during inserting, steel ball 8 extrudes the deformation of grafting inner tube, until
It is installed in groove 12, realizes the connection of connector male connector 2 and connector female 1, and movable sleeve 3 extends to the male connector of connector male connector 2
10 outer ring of body, by above-mentioned connection, connector male connector 2 and connector female 1 connect reliably, and release problem will not occur in use,
And when needing dismounting joint male connector 2 and connector female 1, as long as exerting a force round about in connector male connector and connector female, with regard to energy
Connector male connector is extracted from connector female, separation dismounting is realized, dismantles simple and fast.Fast insert-pull pipe described in the utility model
Connector, simple in structure, cost is low, convenient and efficient can realize the slotting assembly and disassembly of the connector female and connector male connector in pipeline,
Effectively improve the sealing performance and connection reliability when connector female and connector male connector insert so that connector female and connector male connector
Double locking is realized during inserting, occurs the appearance of release problem when avoiding connector female and connector male connector from inserting.
2 outer surface of connector male connector sets multiple tie rods 13, and multiple tie rods 13 are pressed for 10 1 weeks along male connector body
Gap arranges that each tie rod 13 sets the bending part 14 of outward bending close to 11 one end of grafting inner tube, and 3 outer end of movable sleeve is set
Multiple connecting plates 15, each 15 side of connecting plate set a tension hole 16, connector male connector 2 and 1 plug connection of connector female
When, the bending part 14 of each tie rod 13 is configured to be installed on the structure tensed in hole 16 of a connecting plate 15.It is above-mentioned
Structure, since the hole of furthering that each connecting plate side is set is recessed bathtub construction, in this way, working as connector male connector and connector female
After inserting connection, then relative to connector female swivel joint male connector, in this way, each tie rod is leaned on to a connecting plate direction respectively
Closely, tensed until the bending part of each tie rod snaps fitted to one in hole, in this way, tie rod and tension hole coordinate butt joint male connector
Realize spacing so that connector male connector will not be axially moved relative to connector female, it is ensured that both grafting are reliable.In this way, in steel ball
On the basis of realizing clamping with groove, then by tie rod and tense hole and coordinate and realize that second is clamped, butt joint male connector and connect
Double locking is realized in the inserting of head female, and connection is reliable.When needing point to carry out connector male connector and during connector female, as long as to phase negative side
To swivel joint male connector, in this way, each tie rod is respectively further from a connecting plate, until the bending part of each tie rod is from one
Tense hole in depart from, the thus convenient and efficient contact for realizing that the first relocking is tight, then exert a force round about connector male connector with
Connector female, it is tight with regard to the second relocking can be contacted, connector male connector can be extracted from connector female, realize separation dismounting.Above-mentioned knot
Connect reliable when structure, connector male connector and connector female grafting, when dismounting is convenient and efficient.
5 inner wall of grafting outer tube of the connector female 1 sets the sealing ring 17 along 5 inner wall of grafting outer tube, one week arrangement,
11 inner wall of grafting inner tube of grafting male connector 2 sets the seal face 18 along 11 inner wall of grafting inner tube, one week arrangement, and seal face 18 is set
For hill-like structure, when the connector male connector 2 is with connector 1 plug connection of female, sealing ring 17 is configured to be fitted in pressure
Structure on tight face 18.By the cooperation of sealing ring and seal face, leakproofness when connector male connector is connected with connector female is realized,
Ensure to leak.
The helical spring 9 that the 5 outer ring position of grafting outer tube is set is configured to promote movable sleeve 3 to away from connector
The structure of 1 direction of female movement, 10 inner wall of male connector body of connector male connector 2 set male connector threaded portion 19, the female of connector female 1
4 inner wall of body sets female threaded portion 20, and male connector threaded portion 19 is screwed with a pipe fitting and is connected, female threaded portion 20 and another
Pipe fitting is screwed connection.
Multiple card slots 21 are set on 10 outer wall of male connector body of the connector male connector 2, and multiple card slots 21 are arranged to along public affairs
Head body 10 outer wall, one week structure by gap arrangement, each card slot 21 are arranged to flat with the male connector center line 22 of connector male connector 2
The structure of row arrangement, each card slot 21 is interior to clamp a tie rod 13.Said structure, each tie rod are fixedly mounted on a card
In groove, card slot can carry out the axial location of tie rod spacing, it is ensured that tie rod position is fixed, female in connector male connector and connector
Realized during head connection reliable spacing.
The connector male connector 2 is arranged to structure made of copper material, and connector female 1 is arranged to structure made of copper material, activity
Set 3 is arranged to structure made of aluminium, and sealing ring 17 is arranged to structure made of silicon rubber, and tie rod 13 is arranged to Te Folong modelings
Expect structure made of material, helical spring 9 is arranged to structure made of steel.
Quick connector of plug tube described in the utility model, when needing pipe fitting to connect, first by connector male connector and a pipe
Part is screwed connection, and connector female is screwed with another pipe fitting and is connected, at this moment, then by the inserting of connector male connector in connector female,
The grafting inner tube of connector male connector is inserted into the grafting outer tube of connector female, and during inserting, steel ball extruding grafting inner tube becomes
Shape, until being installed in groove, realizes the connection of connector male connector and connector female, and movable sleeve extends to the male connector of connector male connector
Body outer ring, by above-mentioned connection, connector male connector connects reliably with connector female, and release problem will not occur in use, and needs
When wanting dismounting joint male connector and connector female, as long as exerting a force round about, it becomes possible to connector male connector is extracted from connector female,
Realize separation dismounting, dismantle simple and fast.Quick connector of plug tube described in the utility model, simple in structure, processing cost is low,
It convenient and efficient can realize the slotting assembly and disassembly of the connector female and connector male connector in pipeline, effectively improve connector female and connector
Sealing performance and connection reliability when male connector inserts so that connector female and connector male connector realize double locking when inserting, and have
There is the appearance of release problem in effect when avoiding connector female and connector male connector from inserting.
Exemplary description is carried out to the utility model above in conjunction with attached drawing, it is clear that the utility model concrete implementation is simultaneously
From the limitation of aforesaid way, if the various improvement that the methodology of the utility model and technical solution carry out are employed, or
It is not improved that the design of the utility model and technical solution are directly applied into other occasions, the protection in the utility model
In the range of.
Claims (6)
1. a kind of Quick connector of plug tube, the Quick connector of plug tube includes connector female (1), connector male connector (2), it is special
Sign is：Movable sleeve (3) is set with the connector female (1), connector female (1) includes female body (4) and grafting outer tube
(5), the engaging portion of female body (4) and grafting outer tube (5) sets boss portion (6), and movable sleeve (3) is arranged to be located at grafting outer tube
(5) structure of outer ring position, movable sleeve (3) inner wall set positive stop lug boss (7), and grafting outer tube (5) inner wall sets multiple along grafting
Outer tube (5) inner wall presses the steel ball (8) that gap is arranged for one week, and helical spring (9), helical spring (9) one are set with grafting outer tube (5)
End is resisted against in boss portion (6), and helical spring (9) other end is resisted against on positive stop lug boss (7), and connector male connector (2) includes male connector
Body (10) and grafting inner tube (11), are set on grafting inner tube (11) outer wall along one week groove arranged of grafting inner tube (11) outer wall
(12), when connector female (1) is with connector male connector (2) plug connection, steel ball (8) is configured to the knot being installed in groove (12)
Structure.
2. Quick connector of plug tube according to claim 1, it is characterised in that：Described connector male connector (2) outer surface is set
Multiple tie rods (13) are put, multiple tie rods (13) are arranged that each tie rod (13) is leaned on for (10) one weeks along male connector body by gap
Nearly grafting inner tube (11) one end sets the bending part (14) of outward bending, and movable sleeve (3) outer end sets multiple connecting plates (15), often
A connecting plate (15) side sets one to tense hole (16), when connector male connector (2) is with connector female (1) plug connection, Mei Gela
The bending part (14) of tight bar (13) is configured to the structure being installed in the tension hole (16) of a connecting plate (15).
3. Quick connector of plug tube according to claim 2, it is characterised in that：Outside the grafting of the connector female (1)
(5) inner wall is managed to set along one week sealing ring (17) arranged of grafting outer tube (5) inner wall, the grafting inner tube (11) of grafting male connector (2)
Inner wall sets the seal face (18) along one week arrangement of grafting inner tube (11) inner wall, and seal face (18) is arranged to hill-like structure, institute
When the connector male connector (2) stated is with connector female (1) plug connection, sealing ring (17) is configured to be fitted on seal face (18)
Structure.
4. Quick connector of plug tube according to claim 2, it is characterised in that：Described grafting outer tube (5) the outer ring position
The helical spring (9) of setting is configured to promote movable sleeve (3) to the structure away from the movement of connector female (1) direction, connector
Male connector body (10) inner wall of male connector (2) sets male connector threaded portion (19), and female body (4) inner wall of connector female (1) is set
Female threaded portion (20), male connector threaded portion (19) are screwed with a pipe fitting and are connected, and female threaded portion (20) are twisted with another pipe fitting
Load connects.
5. Quick connector of plug tube according to claim 2, it is characterised in that：The male connector body (10) of connector male connector (2)
Multiple card slots (21) are set on outer wall, and multiple card slots (21) are arranged to along one week knot arranged by gap of male connector body (10) outer wall
Structure, each card slot (21) are arranged to the structure with the male connector center line of connector male connector (2) (22) parallel arrangement, each card slot
(21) tie rod (13) is clamped in.
6. Quick connector of plug tube according to claim 2, it is characterised in that：The connector male connector (2) is arranged to copper material
Manufactured structure, connector female (1) are arranged to structure made of copper material, and movable sleeve (3) is arranged to structure made of aluminium, sealing
Circle (17) is arranged to structure made of silicon rubber, and tie rod (13) is arranged to structure made of Te Folong plastic materials, spiral bullet
Spring (9) is arranged to structure made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810679.XU CN207229982U (en) | 2017-07-06 | 2017-07-06 | Quick connector of plug tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720810679.XU CN207229982U (en) | 2017-07-06 | 2017-07-06 | Quick connector of plug tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207229982U true CN207229982U (en) | 2018-04-13 |
Family
ID=61853328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720810679.XU Expired - Fee Related CN207229982U (en) | 2017-07-06 | 2017-07-06 | Quick connector of plug tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207229982U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218460A (en) * | 2017-07-06 | 2017-09-29 | 江西优特汽车技术有限公司 | A kind of Quick connector of plug tube |
| CN109185585A (en) * | 2018-10-23 | 2019-01-11 | 江苏青阳管业有限公司 | A kind of compound pipe connection of bite type inner liner stainless steel |
| CN112393045A (en) * | 2020-11-13 | 2021-02-23 | 泽清新能源科技有限公司 | Water-cooling interface and joint |
| CN115355385A (en) * | 2021-05-17 | 2022-11-18 | 扬州宇新管业有限公司 | A non-deformable elbow pipe fitting |
-
2017
- 2017-07-06 CN CN201720810679.XU patent/CN207229982U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218460A (en) * | 2017-07-06 | 2017-09-29 | 江西优特汽车技术有限公司 | A kind of Quick connector of plug tube |
| CN109185585A (en) * | 2018-10-23 | 2019-01-11 | 江苏青阳管业有限公司 | A kind of compound pipe connection of bite type inner liner stainless steel |
| CN112393045A (en) * | 2020-11-13 | 2021-02-23 | 泽清新能源科技有限公司 | Water-cooling interface and joint |
| CN115355385A (en) * | 2021-05-17 | 2022-11-18 | 扬州宇新管业有限公司 | A non-deformable elbow pipe fitting |
| CN115355385B (en) * | 2021-05-17 | 2024-12-27 | 扬州宇新管业有限公司 | An elbow pipe fitting not easy to deform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20210706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |