CN103867827A - Dedicated type jack catch type connector - Google Patents
Dedicated type jack catch type connector Download PDFInfo
- Publication number
- CN103867827A CN103867827A CN201410127692.6A CN201410127692A CN103867827A CN 103867827 A CN103867827 A CN 103867827A CN 201410127692 A CN201410127692 A CN 201410127692A CN 103867827 A CN103867827 A CN 103867827A
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- piston
- overcoat
- connecting base
- rear connecting
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/091—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/40—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention provides a dedicated type jack catch type connector which comprises a jack catch sleeve with a hollow inner hole, an outer sleeve and a back connecting seat connected in the outer sleeve in a sleeved mode. The jack catch sleeve is formed by at least two jack catches in an enclosing mode. The open end of the jack catch sleeve clamps one end of pipe fitting after being tightened. A piston is in a hollow tube shape and is co-axially arranged in a through hole of the back connecting seat. A fourth matching face abutting against the inner side face of the jack catch sleeve is arranged on the outer side of one end of the piston. The piston abuts against the inner side of the jack catch sleeve to enable the jack catch sleeve to be open when no pipe fitting is connected. An elastic element is arranged at the other end of the piston and enables the piston to abut against the pipe fitting tightly and slide back and forth along with the pipefitting in the axial direction when the pipe fitting is connected. The diameter of an inner hole of the piston is matched with the diameter of an inner pipeline of the pipe fitting. A one-way valve is arranged in the inner hole of the piston. After the pipe fitting is clamped, air sources and the like enter the pipe fitting in the single direction through the piston. The dedicated type jack catch type connector has the advantages of simplifying connecting processes of various kinds of pipe fitting, improving sealing effects and improving production efficiency and connecting reliability at oil and gas circulation test time.
Description
Technical field
The invention belongs to quick connector field, especially relate to a kind of tailored version jack catchs type connector.
Background technique
In the time various device being carried out to oil circuit and the test of gas circuit circulation, use for a long time flanged pipe at present.And source of the gas or oil circuit are connected and sealed and substantially adopt in two ways:
1. directly use soft rubber tube to wrap mouth of pipe flange portion, then give banding with larynx hoop.This way is installed and dismounting inconvenience, and rubber pipe is easily aging, the reliability that impact is tightly connected.
2. use split type removable bindiny mechanism to carry out combination seal.This way installs and dismantles also very inconvenient, and volume is larger, and the situation less for mouth of pipe periphery space cannot be used.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of tailored version jack catchs type connector, is particularly suitable for common flange connector pipe, carries out the situation of performing leak test.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of tailored version jack catchs type connector is provided, comprises:
At least two claws, described claw can surround one with in the catch jacket of logical endoporus, catch jacket is divided into flared end and connecting end, its flared end is blocked pipe fitting one end after tightening up;
Overcoat and rear connecting base therein of socket, have through hole in described rear connecting base, and under elastic element effect can with the axial relative sliding of described overcoat, the connecting end of described catch jacket is set in its gap, rear connecting base slides before and after can driving catch jacket;
Piston, is hollow tubular, and concentric is located in the through hole of rear connecting base;
Outside, its one end is provided with the 4th fitting surface offseting with catch jacket inner side surface, does not prop up catch jacket inner side when connection pipe fitting it is opened;
Its other end is provided with elastic element, can make piston be tight against pipe fitting and slide front and back in the axial direction with it when connection pipe fitting;
The diameter of bore of described piston matches with described pipe fitting interior conduit diameter, is provided with an one-way valve in the endoporus of piston, and after clamping pipe fitting, source of the gas etc. are by the unidirectional pipe fitting that enters of piston;
Described overcoat, one end is provided with the 3rd fitting surface offseting with catch jacket outer side surface, and catch jacket tightens up and blocks after pipe fitting, and overcoat props up catch jacket and stops it to open.
Further, the gap shape between described overcoat and socket rear connecting base therein cooperatively interacts with the shape of described catch jacket connecting end.
Further, described catch jacket connecting end is provided with groove, and described rear connecting base is provided with the projection matching with it, and rear connecting base drives catch jacket with sliding before and after it in the time sliding in axis front and back.
Further, also comprise spring catch ring, the one end that is arranged at rear connecting base and does not establish catch jacket, described spring catch ring and outer inner room are provided with elastic element, and elastic element makes the thrust of oriented the 3rd fitting surface motion of overcoat.
Further, described spring catch ring is socketed in overcoat, between itself and overcoat, is provided with elastic element, when connection pipe fitting elastic element promote overcoat and make overcoat and catch jacket between the 3rd fitting surface be tight against, claw can not unclamp pipe fitting.
Further, described spring catch ring is threaded connection with rear connecting base affixed.
Further, in described rear connecting base, be provided with pipeline, source of the gas etc. pass through its pipeline, piston until in pipe fitting.
Further, also comprise the lubricated circle of guiding, forward end seal circle and back-end sealing circle, wherein;
The lubricated circle of guiding and forward end seal circle are located between piston and pipe fitting surface of contact;
Back-end sealing circle is located between rear connecting base and piston surface of contact.
Further, described forward end seal circle and back-end sealing circle are O-ring seals.
Further, also comprise one-way valve seal ring, it is socketed in, and described one-way valve is outer to offset with rear connecting base inner side surface.
Advantage and good effect that the present invention has are: when various device is carried out to the test of oil circuit and gas circuit circulation, and easy flanged pipe, fish scale pipe, hot-expanding pipe, enlarging, the connection procedure of the first-class pipe fitting of short end and improve sealing effect, enhances productivity and the reliability that is connected sealing.
Accompanying drawing explanation
Fig. 1 is the mouth of pipe type schematic diagram of the quick clip of this invention;
Fig. 2 is the working state sectional drawing before the quick clip of this invention;
Working state sectional drawing when Fig. 3 is the quick clip of this invention;
Fig. 4 is the claw part schematic diagram of this invention.
In figure:
1-pipe fitting; 2-claw; The lubricated circle of 3-guiding
4-forward end seal circle; 6-overcoat; 7-spring:
8-back-end sealing circle; 10-piston 12-rear connecting base;
13-spring catch ring; 14-jump ring; 15-one-way valve seal ring;
16-one-way valve; The 17-the first fitting surface; The 18-the second fitting surface;
The 19-the three fitting surface; The 20-the four fitting surface; The 21-the five fitting surface.
Embodiment
As Figure 1-4, tailored version jack catchs type connector comprises:
At least two claws 2, described claw 2 surround one with in the catch jacket of logical endoporus, catch jacket is divided into flared end and connecting end, its flared end can be blocked pipe fitting 1 one end after tightening up.(as shown in Figure 4) in the present embodiment, claw 2 has six compositions, forms 360 degree angular ranges.Can be firmly in the time that pipe fitting 1 the is clamped tight pipe fitting 1 that blocks.
In order to guarantee precision and the conformity of the catch jacket that six claws 2 form, at processing link, process the semi-finished product blank of an overall claw 2 by lathe one, re-use the modes such as line cutting its equal angles is cut into six impartial parts.Such processing mode assurance work efficiency that both saved time, conformity and the precision of assurance processing that again can be best.Adopt the just a kind of scheme in the present embodiment of three claws 2, also can adopt to be no less than the claw 2 of two and to combine.
In the present invention, the catch jacket that claw 2 forms can clamp and carry out the pipe fitting 1 of connection fast.Be illustrated in figure 1 pipe fitting 1 and cut open profile.Be characterized in having the boss of, can use claw to block this boss, in figure, claw 2 contacts with pipe fitting 1 boss side surfaces.The projection of boss and claw 2 block the position limitation that guarantees clamping.
Overcoat 6 and socket rear connecting base 12 therein, in described rear connecting base 12, there is through hole, and under elastic element effect, with the axial relative sliding of described overcoat 6, the connecting end of described catch jacket is set in its gap, rear connecting base 12 slides before and after can driving catch jacket.The elastic force providing while being subject to elastic element (spring) pre-pressing state due to overcoat 6, so can keep certain tightness between overcoat 6 and rear connecting base 12, intermediate gaps place is for installing the connecting end of catch jacket.When installation, claw 2 is inserted in this space one by one, overcoat 6 is subject to clamp all claws 2 with rear connecting base 12 actings in conjunction after the elastic force resilience of elastic element (spring).(see figure 2)
Described piston 10, is hollow tubular, and concentric is located in the through hole of rear connecting base 12;
Described piston 10 its outsides, one end are provided with the 4th fitting surface 20 offseting with catch jacket inner side surface, do not prop up catch jacket inner side when connection pipe fitting 1 it is opened.
Its other end is provided with elastic element (spring), can make piston 10 be tight against pipe fitting 1 and slide front and back in the axial direction with it when connection pipe fitting 1.In the present embodiment, as shown in Fig. 1 or 2, spring is arranged between piston 10 and rear connecting base 12, when making pipe fitting 1 prop up piston 10, remains tight by the pre-pressing force of spring.
The diameter of bore of described piston 10 matches with described pipe fitting 1 interior conduit diameter, is provided with an one-way valve 16 in the endoporus of piston 10, and after clamping pipe fitting 1, source of the gas etc. are by the unidirectional pipe fitting 1 that enters of piston 10.Because the object of this invention design is in order to connect fast and to transmit gas or liquid communication, so the piping design object in piston 10 is exactly the path for providing gas or liquid to pass through.
Described overcoat 6, one end is provided with the 3rd fitting surface 19 offseting with catch jacket outer side surface, and catch jacket tightens up and blocks after pipe fitting 1, and overcoat 6 props up catch jacket and stops it to open.In this embodiment, as shown in Figure 3, be additionally provided with the fixed platform that provides the elastic element of spring-back force to install for offering overcoat 6, i.e. spring catch ring 13.The elastic element (spring) of installing on spring catch ring 13, for overcoat 6 provides an elastic force F to catch jacket direction, tightens up catch jacket and blocks after pipe fitting 1, and overcoat 6 offsets with the 3rd fitting surface 19 that catch jacket outer side surface offsets.Realize the locking link after catch jacket clamping pipe fitting 1.Push overcoat 6 open if now do not apply external force, catch jacket can clamp pipe fitting 1 all the time.
Gap shape between described overcoat 6 and socket rear connecting base 12 therein cooperatively interacts with the shape of described catch jacket connecting end.Preferably fit shapes both can guarantee claw 2 existing certain activity space in gap, can guarantee that again claw 2 can not deviate from gap.Spring is arranged in gap can better keep the tightness of claw 2 in gap.
Described catch jacket connecting end is provided with groove, and described rear connecting base 12 is provided with the projection matching with it, and rear connecting base 12 drives catch jacket with sliding before and after it in the time sliding in axis front and back.
Described spring catch ring 13, is arranged at one end that rear connecting base 12 is not established catch jacket, is provided with elastic element (spring) between described spring catch ring 13 and overcoat 6, the thrust that elastic element moves oriented the 3rd fitting surface 19 of overcoat 6.In this embodiment, be provided with jump ring 14 in order to limit the position of spring catch ring 13.
Described spring catch ring 13 is socketed in overcoat 6, between itself and overcoat 6, is provided with elastic element, and when connection pipe fitting 1, elastic element promotes overcoat 6 and the 3rd fitting surface 19 between overcoat 6 and catch jacket is tight against, and claw 2 can not unclamp pipe fitting 1.
Described spring catch ring 13 is threaded connection with rear connecting base 12 affixed.Spring catch ring 13 inner sides are provided with screw thread, screw with the screw thread in the outside of rear connecting base 12.
In rear connecting base 12, be provided with pipeline, source of the gas etc. pass through its pipeline, piston 10 until in pipe fitting 1.
Also comprise the lubricated circle 3 of guiding, forward end seal circle 4 and back-end sealing circle 8, wherein;
The lubricated circle 3 of guiding and forward end seal circle 4 are located between piston 10 and pipe fitting 1 surface of contact;
Back-end sealing circle 8 is located between rear connecting base 12 and piston 10 surface of contact.
The object arranging is: when avoiding gas or liquid by tailored version claw connector internal pipeline, seepage occurs, affect using effect.
Described forward end seal circle 4 and back-end sealing circle 8 are O-ring seals.
Also comprise one-way valve seal ring 15, it is socketed in, and described one-way valve 16 is outer to offset with rear connecting base 12 inner side surfaces.
The using process of this invention:
Standby condition:
As shown in Figure 2, tailored version jack catchs type connector is in not-connected status, and claw 2 opens, and overcoat 6 is to claw 2 nothing constraints.On the piston 10 front ends one-way valve 16 that rear end, position of platform is threaded with piston 10 in Fig. 2, cover has one-way valve seal ring 15 to withstand on the first fitting surface 17, realize the effect of its sealing individual event valve 16, tailored version jack catchs type connector entirety is in static force state of equilibrium.Now because piston 10 is in the 4th fitting surface 20 positions, thereby pressed by external force claw 2 can not cause piston 10 claw 2 closures that move right.
Coupled condition:
Hold tailored version jack catchs type connector, overcoat 6, piston 10 perpendicular alignmnet pipe fitting to be sealed, promotes forward connector jacket 6, and piston 10 moves right under pipe fitting promotes, when piston 10 is done the used time, claw 2 closures at disengaging the 4th fitting surface 20.Now overcoat 6 is moved to the left under the effect of spring restoring force, until by the 3rd fitting surface 19, claw 2 is limited.Now the second fitting surface 18 is embraced pipe fitting to be sealed 1 and it can not be prolonged move radially, and spring 7 is more compressed.Piston 10 is applied to restoring force effect left, piston 10 is moved to the left pipe fitting to be sealed 1 is inserted in its corresponding aperture, in hole with forward end seal circle 4 by pipe fitting to be sealed 1 radial seal, pipe fitting 1 left side flange to be sealed withstands on the 5th fitting surface 21 realizes static force balance.
Releasing state:
Pull overcoat 6 to the right, claw 2 departs from the restriction of the 3rd fitting surface 19, and piston 10, under the restoring force effect of spring 7, is moved to the left, and promotes claw 2 and outwards opens, and pipe fitting to be sealed 1 is discharged.Connector is returned to standby condition.
Above embodiments of the invention are had been described in detail, but described content is only preferred embodiment of the present invention, can not be considered to for limiting practical range of the present invention.All equalization variation and improvement etc. of doing according to the scope of the invention, within all should still belonging to this patent covering scope.
Claims (10)
1. tailored version jack catchs type connector, is characterized in that, comprising:
At least two claws (2), described claw (2) can surround one with in the catch jacket of logical endoporus, catch jacket is divided into flared end and connecting end, its flared end is blocked pipe fitting (1) one end after tightening up;
Overcoat (6) and socket rear connecting base (12) therein, in described rear connecting base (12), there is through hole, and under elastic element effect can with axially relative sliding of described overcoat (6), the connecting end of described catch jacket is set in its gap, and rear connecting base (12) slides before and after can driving catch jacket;
Piston (10), is hollow tubular, and concentric is located in the through hole of rear connecting base (12);
Outside, its one end is provided with the 4th fitting surface (20) offseting with catch jacket inner side surface, does not prop up catch jacket inner side when connection pipe fitting (1) it is opened;
Its other end is provided with elastic element, can make piston (10) be tight against pipe fitting (1) and slide front and back in the axial direction with it when connection pipe fitting (1);
The diameter of bore of described piston (10) matches with described pipe fitting (1) interior conduit diameter, is provided with an one-way valve (16) in the endoporus of piston (10), and after clamping pipe fitting (1), source of the gas etc. are by the unidirectional pipe fitting (1) that enters of piston (10);
Described overcoat (6), one end is provided with the 3rd fitting surface (19) offseting with catch jacket outer side surface, and catch jacket tightens up and blocks after pipe fitting (1), and overcoat (6) props up catch jacket and stops it to open.
2. tailored version jack catchs type connector according to claim 1, is characterized in that: the gap shape between described overcoat (6) and socket rear connecting base (12) therein cooperatively interacts with the shape of described catch jacket connecting end.
3. tailored version jack catchs type connector according to claim 2, it is characterized in that: described catch jacket connecting end is provided with groove, described rear connecting base (12) is provided with the projection matching with it, and rear connecting base (12) drives catch jacket with sliding before and after it in the time sliding in axis front and back.
4. tailored version jack catchs type connector according to claim 1, it is characterized in that: also comprise spring catch ring (13), be arranged at one end that rear connecting base (12) is not established catch jacket, between described spring catch ring (13) and overcoat (6), be provided with elastic element, elastic element makes the thrust of oriented the 3rd fitting surface (19) motion of overcoat (6).
5. tailored version jack catchs type connector according to claim 4, it is characterized in that: described spring catch ring (13) is socketed in overcoat (6), between itself and overcoat (6), be provided with elastic element, when connection pipe fitting (1), elastic element promotes overcoat (6) and the 3rd fitting surface (19) between overcoat (6) and catch jacket is tight against, and claw (2) can not unclamp pipe fitting (1).
6. according to the tailored version jack catchs type connector described in claim 4 or 5, it is characterized in that: described spring catch ring (13) is threaded connection with rear connecting base (12) affixed.
7. tailored version jack catchs type connector according to claim 1, is characterized in that: in described rear connecting base (12), be provided with pipeline, source of the gas etc. pass through its pipeline, piston (10) until in pipe fitting (1).
8. tailored version jack catchs type connector according to claim 5, is characterized in that: also comprise the lubricated circle of guiding (3), forward end seal circle (4) and back-end sealing circle (8), wherein:
The lubricated circle of guiding (3) and forward end seal circle (4) are located between piston (10) and pipe fitting (1) surface of contact,
Back-end sealing circle (8) is located between rear connecting base (12) and piston (10) surface of contact.
9. tailored version jack catchs type connector according to claim 8, is characterized in that: described forward end seal circle (4) and back-end sealing circle (8) are O-ring seals.
10. tailored version jack catchs type connector according to claim 1, is characterized in that: also comprise one-way valve seal ring (15), it is socketed in, and described one-way valve (16) is outer to offset with rear connecting base (12) inner side surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127692.6A CN103867827B (en) | 2014-03-31 | 2014-03-31 | Tailored version jack catchs type adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127692.6A CN103867827B (en) | 2014-03-31 | 2014-03-31 | Tailored version jack catchs type adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103867827A true CN103867827A (en) | 2014-06-18 |
| CN103867827B CN103867827B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410127692.6A Active CN103867827B (en) | 2014-03-31 | 2014-03-31 | Tailored version jack catchs type adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103867827B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641534A (en) * | 2015-11-02 | 2017-05-10 | 上海元孚动力科技发展有限公司 | Quick joint |
| CN107956951A (en) * | 2017-12-08 | 2018-04-24 | 中国扬子集团滁州扬子空调器有限公司 | A kind of quick detection tabs for being used to block heat exchanger reaming pipe end |
| CN108458175A (en) * | 2018-01-29 | 2018-08-28 | 中山市铧禧电子科技有限公司 | One kind taking over device |
| CN108636297A (en) * | 2018-04-07 | 2018-10-12 | 东莞市联洲知识产权运营管理有限公司 | A kind of reaction kettle with discharge nozzle easy to assemble |
| CN108895230A (en) * | 2018-09-04 | 2018-11-27 | 朗安（天津）科技发展有限公司 | A kind of self-sealing external screw thread jack catchs type connector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1135588A (en) * | 1995-01-16 | 1996-11-13 | 法国史脱佰利公司 | Quick connection of connecting pipe capable of mounting and dismounting |
| US5927683A (en) * | 1995-01-19 | 1999-07-27 | Weh Gmbh, Verbindungstechnik | Rapid connection coupling |
| CN1279754A (en) * | 1997-11-25 | 2001-01-10 | 法斯泰斯特公司 | High pressure fluidline connector |
| CN2844622Y (en) * | 2005-11-11 | 2006-12-06 | 闻长庆 | Jaw-style spinning fast joint |
| CN201330906Y (en) * | 2009-01-08 | 2009-10-21 | 郭黄民 | Quick connecter |
| CN202769140U (en) * | 2012-09-10 | 2013-03-06 | 马福庆 | Claw connector |
| CN203907084U (en) * | 2014-03-31 | 2014-10-29 | 朗安（天津）科技发展有限公司 | Dedicated jaw-type connector |
-
2014
- 2014-03-31 CN CN201410127692.6A patent/CN103867827B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1135588A (en) * | 1995-01-16 | 1996-11-13 | 法国史脱佰利公司 | Quick connection of connecting pipe capable of mounting and dismounting |
| US5927683A (en) * | 1995-01-19 | 1999-07-27 | Weh Gmbh, Verbindungstechnik | Rapid connection coupling |
| CN1279754A (en) * | 1997-11-25 | 2001-01-10 | 法斯泰斯特公司 | High pressure fluidline connector |
| CN2844622Y (en) * | 2005-11-11 | 2006-12-06 | 闻长庆 | Jaw-style spinning fast joint |
| CN201330906Y (en) * | 2009-01-08 | 2009-10-21 | 郭黄民 | Quick connecter |
| CN202769140U (en) * | 2012-09-10 | 2013-03-06 | 马福庆 | Claw connector |
| CN203907084U (en) * | 2014-03-31 | 2014-10-29 | 朗安（天津）科技发展有限公司 | Dedicated jaw-type connector |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641534A (en) * | 2015-11-02 | 2017-05-10 | 上海元孚动力科技发展有限公司 | Quick joint |
| CN107956951A (en) * | 2017-12-08 | 2018-04-24 | 中国扬子集团滁州扬子空调器有限公司 | A kind of quick detection tabs for being used to block heat exchanger reaming pipe end |
| CN108458175A (en) * | 2018-01-29 | 2018-08-28 | 中山市铧禧电子科技有限公司 | One kind taking over device |
| CN108458175B (en) * | 2018-01-29 | 2024-05-03 | 中山市铧禧电子科技有限公司 | Automatic take-over device |
| CN108636297A (en) * | 2018-04-07 | 2018-10-12 | 东莞市联洲知识产权运营管理有限公司 | A kind of reaction kettle with discharge nozzle easy to assemble |
| CN108895230A (en) * | 2018-09-04 | 2018-11-27 | 朗安（天津）科技发展有限公司 | A kind of self-sealing external screw thread jack catchs type connector |
| CN108895230B (en) * | 2018-09-04 | 2024-01-16 | 朗安（天津）科技发展有限公司 | Self-sealing external thread claw type connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103867827B (en) | 2016-08-17 |
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