CN105351652B - Fluid connector - Google Patents
Fluid connector Download PDFInfo
- Publication number
- CN105351652B CN105351652B CN201510897675.5A CN201510897675A CN105351652B CN 105351652 B CN105351652 B CN 105351652B CN 201510897675 A CN201510897675 A CN 201510897675A CN 105351652 B CN105351652 B CN 105351652B
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- China
- Prior art keywords
- ring
- sealing
- pod apertures
- spring
- valve element
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Classifications
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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
- F16L29/00—Joints with fluid cut-off means
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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 fluid connector comprising a socket and a plug, wherein a first flow guide hole is formed in the plug and is internally provided with a first inner convex ring, a first clamping ring, a first valve element and a first spring; a second flow guide hole is formed in the socket and is provided with a second inner convex ring, a second clamping ring, a flow guide column, a second spring and a second valve element; the second inner convex ring is provided with a second sealing ring, a second blocking shoulder is arranged outside the second valve element, and a third flow guide hole is formed in the second valve element; the first inner convex ring is internally provided with a first sealing ring; the third flow guide hole is internally provided with a third clamping ring, a sealing and obstructing ring and a third spring, the sealing and obstructing ring is provided with a third blocking shoulder, and the third inner convex ring is provided with a third sealing ring; and the plug is matched with the socket, the plug is inserted to the second flow guide hole and is used for pushing the second valve element to move forwards, and the sealing and obstructing ring is matched with the first inner convex ring and the third inner convex ring. The first sealing ring and the third sealing ring are not exposed into a runner, so that very high flow impact can be resisted, and a user can insert or pull out the plug under a voltage in a working state.
Description
Technical field
The present invention relates to a kind of fluid connector.
Background technology
Fluid connector is commonly utilized in gadget, for the connection between liquid-cooling system with transmission, generally
The fluid connector for using includes plug and socket, and plug and socket is respectively arranged in module and frame, and coolant is filled in inside,
Plug and socket is required for reaching good sealing effectiveness under disconnection and connection status, just can guarantee that the normal work of liquid cooling system
Make；The performance requirement of design of Sealing Structure and encapsulant to product is very strict, and encapsulant is excellent except to have
Oil resistant and resistance to low temperature, will also have good compression resistant permanent deformation.
The Chinese patent of existing Application No. 201310567735.8 discloses a kind of fluid connector of floating blind plugging,
The plug coordinated including socket and with socket；There are the first pod apertures in plug, the first snap ring, valve are provided with the first pod apertures
Set, the first spring and the first valve element, valve pocket have the first shoulder block coordinated with the first snap ring, are provided between valve pocket and the first valve element
First spring；There are the 3rd pod apertures in socket, the second snap ring groove, the 3rd pod apertures are provided with the 3rd pod apertures front end side wall
Inside it is provided with the second snap ring, diversion column, second spring and the second valve element；Second snap ring is placed in the second snap ring groove, water conservancy diversion
There is the third gear shoulder coordinated with the second snap ring post front portion, and the 5th pod apertures, third gear shoulder and the second valve element are provided with third gear shoulder
Between be provided with second spring, be provided with sealing ring between the first valve element and the first internal projecting ring；The second described valve element and second
Sealing ring is provided between internal projecting ring；Sealing ring is provided between second valve element and the outer bulge loop of diversion column；But above-mentioned fluid
The sealing ring of connector is exposed among runner, product not anti-current stroke, when the flow system flow that a variety of causes causes is more than volume
During constant flow, fluid connector will be washed out, and cause leakage.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of fluid connector, and the fluid connector can make sealing ring
It is not exposed among runner, significantly improves the anti-current stroke ability of product.
In order to solve the above technical problems, the invention provides a kind of fluid connector, including socket and coordinate with socket
Plug；
There are the first pod apertures through plug front and rear end in described plug, the first pod apertures front end extends internally
The first internal projecting ring, the first pod apertures rear sidewall is provided with the first snap ring, has been sequentially placed the in the first pod apertures from front to back
One valve element and the first spring, the first spring rear end are resisted against on the first snap ring, and the first spring at front end is resisted against the first valve element rear portion；
Have the second pod apertures through plug front and rear end in described socket, the second pod apertures rear shape with insert
Head front outline matches, and the second pod apertures rear sidewall has the second internal projecting ring for extending internally, and the second internal projecting ring inwall is provided with
Second annular groove, is placed with the second sealing ring in the second annular groove, the second pod apertures front end side wall is provided with the second snap ring, the second pod apertures
Inside it is placed with diversion column, second spring and the second valve element；
Second valve element rear portion outer wall and the second internal projecting ring inwall coincide, and are extended with and the second bullet on the outer wall of the second valve element middle part
The second shoulder block that spring coordinates, is provided with the 3rd pod apertures through its front and rear end, the 3rd pod apertures rear end side wall in the second valve element
There is the 3rd internal projecting ring for extending internally；
Diversion column agrees with fixed part, the supporting part at middle part and the rear side sealing of the second convex annular aperture including front side, leads
The fixed part front end face of fluidization tower is resisted against on the second snap ring, is provided with some conduction holes on the fixed part of diversion column, diversion column it is close
Envelope portion rear end face prolongs raw to the second pod apertures rear end；
Second spring is sleeved on diversion column outside, and the front end of second spring is resisted against the fixed part rear end face of diversion column, the
The rear end of two springs is resisted against on the second shoulder block of the second valve element；
The first annular groove is provided with first internal projecting ring inwall of plug, the first sealing ring is placed with the first annular groove；
3rd pod apertures front end side wall of socket is provided with the 3rd snap ring, be additionally provided with the 3rd pod apertures hermetic barrier ring and
3rd spring, hermetic barrier ring outer wall is extended with third gear shoulder, before the rear end of hermetic barrier ring extends to the sealing of diversion column
Portion, the front end of the 3rd spring is resisted against on the 3rd jump ring, and the rear end of the 3rd spring is resisted against on the third gear shoulder of hermetic barrier ring,
The 3rd annular groove is provided with 3rd internal projecting ring inwall, the 3rd sealing ring is placed with the 3rd annular groove；
After plug and socket coordinates, plug stretches into the second pod apertures and promotes the second valve element to move forward, hermetic barrier ring
Coordinate with the first internal projecting ring and the 3rd internal projecting ring respectively, the 3rd sealing of first sealing ring and the 3rd internal projecting ring of the first internal projecting ring
Circle is resisted against hermetic barrier ring outer wall, and the sealing of diversion column is stretched into the first pod apertures and promotes the first valve element to be moved rearwards by,
The conducting of plug and socket inside.
After using such structure, it is ensured that sealing when plug and socket is individually used, and plug and
When socket is used cooperatively, the first sealing ring and the 3rd sealing ring is not exposed among runner again, stream very high can be resisted
Stroke, plug with pressure under alloing user in working order.
First valve element of this fluid connector includes the sealing block of front side and the annular support of rear side, sealing block front end side wall
Coordinate with the first convex ring-side wall, sealing block rear end is extended with fixed plate body, annular support front end side wall is outward extended with and the
One spring coordinates the first shoulder block, and sealing block is fixed on annular support by fixed plate body, sealing block rear portion and annular support it
Between the gap that passes through with fluid；After such structure, the more reasonable structure of the first valve element, and in sealing block and ring-type
Support is provided with the gap that fluid passes through, and facilitates liquid medium to pass through, and improves flow velocity.
Plug outside first adapter sleeve of suit of this fluid connector, the first adapter sleeve outer wall is provided with screw thread；It is described to insert
Seat outside the second adapter sleeve of suit, the second adapter sleeve outer wall is provided with screw thread；It is convenient originally to fluidly connect after such structure
The plug and socket of device is connected with external equipment.
The sealing lateral wall front portion of the diversion column of this fluid connector is provided with identical with hermetic barrier ring rear outline
Annular slot；After such structure, hermetic barrier ring is stretched into annular slot when socket is used alone, and makes hermetic barrier ring
Position be fixed, it is to avoid hermetic barrier ring is rocked in the 3rd pod apertures.
Brief description of the drawings
Fig. 1 is the use state figure of this fluid connector embodiment.
Fig. 2 is the structural representation of this fluid connector embodiment plug.
Fig. 3 is the structural representation of this fluid connector embodiment socket.
Fig. 4 is the schematic diagram of the valve element of this fluid connector embodiment second, the 3rd spring and hermetic barrier ring.
Fig. 5 is the schematic diagram of this fluid connector embodiment diversion column.
Specific embodiment
As shown in Fig. 1 to 5
This fluid connector include socket 2 and with plug 1.
There are the first pod apertures 11 through the front and rear end of plug 1 in plug 1, the front end of the first pod apertures 11 extends internally
The first internal projecting ring 11a, be provided with the first annular groove on the first internal projecting ring 11a inwalls, the first sealing ring is placed with the first annular groove
11b, is provided with cooperation in the first snap ring groove, the first snap ring groove and is placed with the first snap ring in the rear sidewall of the first pod apertures 11
11c。
The first valve element and the first spring 14 are sequentially placed in first pod apertures 11 from front to back, the first valve element includes front side
Sealing block 12 and rear side annular support 13, the front end side wall of sealing block 12 can coordinate with the first internal projecting ring 11a sides wall, reach
Sealing between first valve element and the first pod apertures 11, the rear end of sealing block 12 is extended with fixed plate body 12a；Annular support 13 is set with
In the first spring 14, the front end side wall of annular support 13 is outward extended with and coordinates the first shoulder block 13a, sealing block with the first spring 14
12 are fastened on annular support 13 by fixed plate body 12a, are had between the fixed plate body 12a and annular support 13 of sealing block 12
The gap that fluid passes through, the rear end of the first spring 14 is resisted against on the first snap ring 11c, and the front end of the first spring 14 is resisted against annular support
On 13 the first shoulder block 13a.
The outside of plug 1 the first adapter sleeve 15 of suit, the outer wall of the first adapter sleeve 15 is provided with screw thread.
When plug 1 is used alone, the first spring 14 can apply an active force forward, the first valve element to the first valve element
Annular support 13 sealing block 12 can be driven to travel forward, until the fixed plate body 12a of the first valve element is resisted against the first convex
On ring 11a rear end faces, the toe lateral wall of sealing block 12 is matched somebody with somebody with the first internal projecting ring 11a and the first sealing ring 11b of the first pod apertures 11
Close, the fluid path of the front end of plug 1 is sealed.
Have the second pod apertures 21 through the front and rear end of plug 1 in socket 2, the rear shape of the second pod apertures 21 with insert
First 1 front outline matches, and the rear sidewall of the second pod apertures 21 has the second the internal projecting ring 21a, the second internal projecting ring 21a for extending internally
Inwall is provided with the second annular groove, and the second sealing ring 21b is placed with the second annular groove, and is provided with the front end side wall of the second pod apertures 21
Coordinate in two snap ring grooves, the second snap ring groove and be placed with the second snap ring 21c.
Diversion column 25, the valve element 22 of second spring 26 and second are placed with second pod apertures 21.
The rear portion outer wall of second valve element 22 and the second internal projecting ring 21a inwalls coincide, and are extended with the middle part outer wall of the second valve element 22
The the second shoulder block 22a coordinated with second spring 26, is provided with the 3rd pod apertures 23 through its front and rear end in the second valve element 22,
The rear end side wall of 3rd pod apertures 23 has the 3rd internal projecting ring 23a for extending internally, and the 3rd ring is provided with the 3rd internal projecting ring 23a inwalls
Groove, is placed with the 3rd sealing ring 23b in the 3rd annular groove, the 3rd snap ring groove is provided with the front end side wall of the 3rd pod apertures 23, the
Coordinate in three snap ring grooves and be placed with the 3rd snap ring 23c, the outer diameter of the second valve element 22 is equal to the outer diameter of plug 1, the
Three internal projecting ring 23a diameter of bores are equal to the diameter of bore of the first internal projecting ring 11a.
The spring 28 of hermetic barrier ring 24 and the 3rd is additionally provided with 3rd pod apertures 23, hermetic barrier ring 24 is tubulose, close
The outer wall of spacer ring 24 of blockading is extended with third gear shoulder 24a, and third gear shoulder 24a rear end faces can match somebody with somebody with the 3rd internal projecting ring 23a front end faces
Close, the outer diameter of hermetic barrier ring 24 is equal to the inner diameter of the 3rd internal projecting ring 23a, the front end of the 3rd spring 28 is resisted against the
On three snap ring 23c, the rear end of the 3rd spring 28 is resisted against on the front end face of hermetic barrier ring 24.
Diversion column 25 includes that plate-like fixed part 25a, the bar-like support portion at middle part in the aperture of the second pod apertures 21 are agreed with front portion
25c and rear side sealing 25d, the fixed part 25a front end faces of diversion column 25 are resisted against on the second snap ring 21c, and diversion column 25 is consolidated
Determine to be provided with four conduction hole 25b on portion 25a, the sealing 25d rear end faces of diversion column 25 extend to the rear end of the second pod apertures 21, close
3rd internal projecting ring 23a inwalls of envelope portion 25d front outsides wall and the second valve element 22 coordinate, and sealing 25d lateral walls front portion is provided with
The annular slot 25e being coincide with the rear outline of hermetic barrier ring 24.
Second spring 26 is sleeved on the outside of diversion column 25, and the front end of second spring 26 is resisted against the fixed part of diversion column 25
25a rear end faces, the rear end of second spring 26 is resisted against on the second shoulder block 22a of the second valve element 22.
The outside of socket 2 the second adapter sleeve 27 of suit, the outer wall of the second adapter sleeve 27 is provided with screw thread.
When socket 2 is used alone, second spring 26 can apply an active force backward, the second valve to the second valve element 22
Second shoulder block 22a of core 22 is resisted against on the front end face of the second internal projecting ring 21a, the anterior outer wall of the second valve element 22 and the second internal projecting ring
21a inwalls and the second sealing ring 21b coordinate, and the second valve element 22 the 3rd internal projecting ring 23a and the 3rd sealing ring 23b and water conservancy diversion
The sealing 25d front outsides wall of post 25 coordinates, and jointly seals the fluid path of the rear end of socket 2, hermetic barrier ring 24 under this state
Front portion be resisted against in the annular slot 25e of the sealing 25d of diversion column 25, the third gear shoulder 24a of hermetic barrier ring 24 and the 3rd
There is a segment distance between internal projecting ring 23a front end faces.
When plug 1 and socket 2 are used cooperatively, the front end face of plug 1 is stretched into the second pod apertures 21, the outer wall of plug 1 and second
Second internal projecting ring 21a inwalls of pod apertures 21 and the second sealing ring 21b coordinate, and plug 1 promotes the second valve element 22 to move forward, close
Spacer ring 24 of blockading has the trend being moved rearwards by the effect of the 3rd spring 28, and the opposing seal barrier ring 24 of the second valve element 22 is to reach
Dynamic, the third gear shoulder 24a of hermetic barrier ring 24 is resisted against on the 3rd internal projecting ring 23a front end faces, and the front end of hermetic barrier ring 24 is stretched into
In first pod apertures 11, and the 3rd sealing ring in the first sealing ring 11b and the 3rd annular groove in the first annular groove is completely covered
There is the gap of liquid flowing between 23b, and hermetic barrier ring 24 and the supporting part 25c of diversion column 25；
Meanwhile, the sealing 25d of diversion column 25 is stretched into the first pod apertures 11, and the sealing 25d of diversion column 25 is promoted and inserted
The sealing block 12 of first 1 first valve element is moved rearwards by, until sealing block 12 depart from the first internal projecting ring 11a, now, plug 1 with insert
Seat 2 is internally formed the fluid path passage for communicating, plug 1 and the conducting of the inside of socket 2.
Above-described is only one embodiment of the present invention, it is noted that for one of ordinary skill in the art
For, under the premise without departing from the principles of the invention, some variations and modifications can also be made, these also should be regarded as belonging to this hair
Bright protection domain.
Claims (4)
1. a kind of fluid connector, including socket and the plug coordinated with socket；
There are the first pod apertures through plug front and rear end in described plug, there is for extending internally the first pod apertures front end
One internal projecting ring, the first pod apertures rear sidewall is provided with the first snap ring, the first pod apertures and has been sequentially placed the first valve from front to back
Core and the first spring, the first spring rear end are resisted against on the first snap ring, and the first spring at front end is resisted against the first valve element rear portion；
There are the second pod apertures through socket front and rear end in described socket, the second pod apertures rear shape is anterior with plug
Profile matches, and the second pod apertures rear sidewall has the second internal projecting ring for extending internally, and the second internal projecting ring inwall is provided with the second ring
Groove, is placed with the second sealing ring in the second annular groove, the second pod apertures front end side wall is provided with the second snap ring, the second pod apertures and places
There are diversion column, second spring and the second valve element；
Second valve element rear portion outer wall and the second internal projecting ring inwall coincide, and are extended with the outer wall of the second valve element middle part and matched somebody with somebody with second spring
The second shoulder block for closing, is provided with the 3rd pod apertures through its front and rear end in the second valve element, the 3rd pod apertures rear end side wall is oriented
3rd internal projecting ring of interior extension；
Diversion column agrees with fixed part, the supporting part at middle part and the rear side sealing of the second convex annular aperture, diversion column including front side
Fixed part front end face be resisted against on the second snap ring, some conduction holes, the sealing of diversion column are provided with the fixed part of diversion column
Rear end face prolongs raw to the second pod apertures rear end；
Second spring is sleeved on diversion column outside, and the front end of second spring is resisted against the fixed part rear end face of diversion column, the second bullet
The rear end of spring is resisted against on the second shoulder block of the second valve element；
It is characterized in that：
The first annular groove is provided with first internal projecting ring inwall of plug, the first sealing ring is placed with the first annular groove；
3rd pod apertures front end side wall of socket is provided with the 3rd snap ring, and hermetic barrier ring and the 3rd are additionally provided with the 3rd pod apertures
Spring, hermetic barrier ring outer wall is extended with third gear shoulder, and the rear end of hermetic barrier ring extends to the sealing front portion of diversion column, the
The front end of three springs is resisted against on the 3rd jump ring, and the rear end of the 3rd spring is resisted against on the third gear shoulder of hermetic barrier ring, and the 3rd
The 3rd annular groove is provided with internal projecting ring inwall, the 3rd sealing ring is placed with the 3rd annular groove；
After plug and socket coordinates, plug stretches into the second pod apertures and promotes the second valve element to move forward, hermetic barrier ring difference
Coordinate with the first internal projecting ring and the 3rd internal projecting ring, the first sealing ring of the first internal projecting ring and the 3rd sealing ring of the 3rd internal projecting ring are supported
Hermetic barrier ring outer wall is leaned against, the sealing of diversion column is stretched into the first pod apertures and promotes the first valve element to be moved rearwards by, plug
Turned on socket inside.
2. the fluid connector according to claim 1, it is characterised in that：
First valve element includes the sealing block of front side and the annular support of rear side, sealing block front end side wall and the first internal projecting ring side
Wall coordinates, and sealing block rear end is extended with fixed plate body, and annular support front end side wall is outward extended with and coordinates first with the first spring
Shoulder block, sealing block is fixed on annular support by fixed plate body, is passed through with fluid between sealing block rear portion and annular support
Gap.
3. the fluid connector according to claim 1, it is characterised in that：
Plug outside first adapter sleeve of suit, the first adapter sleeve outer wall is provided with screw thread；Socket outside suit second
Adapter sleeve, the second adapter sleeve outer wall is provided with screw thread.
4. the fluid connector according to claim 1, it is characterised in that：
The sealing lateral wall front portion of the diversion column is provided with the annular slot being coincide with hermetic barrier ring rear outline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897675.5A CN105351652B (en) | 2015-12-04 | 2015-12-04 | Fluid connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510897675.5A CN105351652B (en) | 2015-12-04 | 2015-12-04 | Fluid connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105351652A CN105351652A (en) | 2016-02-24 |
| CN105351652B true CN105351652B (en) | 2017-05-24 |
Family
ID=55327681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510897675.5A Active CN105351652B (en) | 2015-12-04 | 2015-12-04 | Fluid connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105351652B (en) |
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| CN107664239B (en) * | 2016-07-29 | 2019-08-09 | 中国船舶重工集团公司第七二三研究所 | A kind of blindmate fluid connector |
| CN107061910A (en) * | 2017-02-10 | 2017-08-18 | 中国船舶重工集团公司第七二三研究所 | Fluid connector |
| CN106870852B (en) * | 2017-03-28 | 2019-05-03 | 蒋于良 | A kind of quick coupling and its working method |
| CN106917926B (en) * | 2017-03-28 | 2018-11-02 | 丹阳市裕桥精密元件有限公司 | A kind of quick coupling and its working method |
| CN106917927B (en) * | 2017-03-28 | 2020-01-14 | 丹阳市裕桥精密元件有限公司 | Quick connector with buffering function and working method thereof |
| CN107013777B (en) * | 2017-03-28 | 2019-03-08 | 丹阳市裕桥精密元件有限公司 | One kind is from release quick coupling and its working method |
| CN106939950B (en) * | 2017-04-28 | 2023-03-14 | 中国电子科技集团公司第四十研究所 | Self-pressure-relief fluid connector |
| CN109140085A (en) * | 2017-06-28 | 2019-01-04 | 中航光电科技股份有限公司 | One kind fluidly connecting device assembly and its terminative connector |
| CN111677952B (en) * | 2019-03-06 | 2022-08-23 | 奥动新能源汽车科技有限公司 | Refrigerant plug connector joint, refrigerant plug connector and electric connector |
| CN110671562B (en) * | 2019-08-30 | 2021-09-14 | 中航光电科技股份有限公司 | Microminiature is pressed and is pressed plug fluid coupling ware |
| CN114233959B (en) * | 2021-12-21 | 2024-01-23 | 苏州华旃航天电器有限公司 | Pressurized plug fluid connector |
| CN114508642A (en) * | 2022-02-14 | 2022-05-17 | 诺通(苏州)流体系统科技有限公司 | Floating blind-mate connector with sealing ring protection function |
| CN114738581A (en) * | 2022-03-30 | 2022-07-12 | 苏州华旃航天电器有限公司 | Low flow resistance area is pressed and is pressed plug fluid coupling |
| CN114658938A (en) * | 2022-04-08 | 2022-06-24 | 苏州华旃航天电器有限公司 | Area protection latus rectum can take area to press plug fluid coupling |
| CN114992401A (en) * | 2022-05-20 | 2022-09-02 | 中航光电科技股份有限公司 | Fluid connector capable of being operated under large pressure difference and socket thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1058044A1 (en) * | 1999-06-03 | 2000-12-06 | Pascal Kabushiki Kaisha | Coupling device |
| CN203571282U (en) * | 2013-11-15 | 2014-04-30 | 中国电子科技集团公司第四十研究所 | Bayonet connection type fluid connector |
| CN203571283U (en) * | 2013-11-15 | 2014-04-30 | 中国电子科技集团公司第四十研究所 | Floating blind plug type fluid connector |
| CN205173795U (en) * | 2015-12-04 | 2016-04-20 | 中国电子科技集团公司第四十研究所 | Fluid connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2913089B1 (en) * | 2007-02-22 | 2010-11-26 | Staubli Sa Ets | SHUT-OFF VALVE FITTING ELEMENT AND FITTING INCORPORATING SUCH ELEMENT |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1058044A1 (en) * | 1999-06-03 | 2000-12-06 | Pascal Kabushiki Kaisha | Coupling device |
| CN203571282U (en) * | 2013-11-15 | 2014-04-30 | 中国电子科技集团公司第四十研究所 | Bayonet connection type fluid connector |
| CN203571283U (en) * | 2013-11-15 | 2014-04-30 | 中国电子科技集团公司第四十研究所 | Floating blind plug type fluid connector |
| CN205173795U (en) * | 2015-12-04 | 2016-04-20 | 中国电子科技集团公司第四十研究所 | Fluid connector |
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| Publication number | Publication date |
|---|---|
| CN105351652A (en) | 2016-02-24 |
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