CN107178642A - Valve - Google Patents
Valve Download PDFInfo
- Publication number
- CN107178642A CN107178642A CN201710617903.8A CN201710617903A CN107178642A CN 107178642 A CN107178642 A CN 107178642A CN 201710617903 A CN201710617903 A CN 201710617903A CN 107178642 A CN107178642 A CN 107178642A
- Authority
- CN
- China
- Prior art keywords
- inner sleeve
- valve
- export mouth
- piston
- locking key
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000006073 displacement reaction Methods 0.000 claims abstract description 15
- 108091006146 Channels Proteins 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 2
- 206010061619 Deformity Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0272—Construction of housing; Use of materials therefor of lift valves valves provided with a lining
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
- F16K31/1221—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston one side of the piston being spring-loaded
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The present invention relates to a kind of valve, including valve body, valve pocket is provided with valve body, the export end grafting of valve pocket is fixed with inner sleeve, in the front end nozzle of inner sleeve provided with can in outer displacement, inward displacement when can close inner sleeve front end nozzle, be displaced outwardly when can open the piston of inner sleeve front end nozzle, piston is promoted by the export mouth being plugged in inner sleeve from rear end nozzle and is displaced outwardly to open inner sleeve front end nozzle, and highly pressurised liquid/gas-powered in valve pocket and inward displacement are to block the front end nozzle of inner sleeve.Durability of the present invention, reliability, sealing are preferable.
Description
Technical field
The present invention relates to a kind of valve, and in particular to a kind of high pressure gas/discharge opeing valve.
Background technology
The valve of high pressure gas/discharge opeing is commonly used in, its valve body is provided with valve pocket, valve pocket is provided with entrance and exit, its valve
Intracavitary is provided with valve rod, and valve rod blocks oil-out by the spring support top located at its rear portion from inner side, and by located at its end face
Sealing ring is sealed to it between outlet, when fuel-displaced, delivery line is plugged in outlet, the front end support top valve rod of delivery line
Sealing ring set by end face, drives valve rod to inside contract, and gap is formed between valve rod and valve pocket, and valve pocket is connected with delivery line, conducting row
Gases at high pressure/liquid in gas/discharge opeing path, valve pocket is able to discharge from delivery line, extracts delivery line, and spring support top valve rod is answered
Position, outlet is blocked.High pressure gas/draining valve of said structure, has following defect：
1st, valve rod relies on spring reset, and durability and reliability be not high；
2nd, the front end face of delivery line is often acted on the sealing ring set by valve rod end face, and the sealing ring is easily deformed, and is led
Cause seal bad, cause highly pressurised liquid/gas leakage.
The content of the invention
The invention discloses a kind of valve, it is intended to improves the drawbacks described above present in existing like product.
Present invention employs following technical scheme：
Valve pocket is provided with a kind of valve, including valve body, valve body, the imports end of valve pocket, which is provided with, to be used for and high pressure liquid pump/air pump
The entrance hole of connection is communicated, the export end grafting of valve pocket is fixed with inner sleeve, and interior be provided with of the front end nozzle of inner sleeve can inside and outside position
The piston of inner sleeve front end nozzle can be opened when can close inner sleeve front end nozzle when shifting, inward displacement, be displaced outwardly；
The valve also includes to be plugged in inner sleeve from rear end nozzle, for highly pressurised liquid/gas in valve pocket to be led
The plug-in type export mouth gone out, during export mouth insertion inner sleeve, its front end can promote piston to be displaced outwardly and open before inner sleeve
Nozzle is held, so as to turn on valve pocket and export mouth, the export mouth is extracted after the contact that inner sleeve departs from piston, and piston can be by valve pocket
Interior highly pressurised liquid/gas-powered and inward displacement are to block the front end nozzle of inner sleeve, so that by the export passage of valve body
Closing.
Further, the back end activity of piston is plugged in the front end nozzle of inner sleeve, and its front end is more than interior provided with diameter
Cover internal diameter, prevent it completely into the deck in inner sleeve, its rear end is respectively arranged on its outer wall and rear end provided with entrance and exit
The guide channel in face, its waist, which is provided with the first seal groove, the first seal groove, is provided with the first sealing ring；
When piston is displaced outwardly, the guide channel entrance of its side wall can be exposed to valve pocket, so that valve pocket and export mouth be turned on；
During piston inward displacement, the first sealing ring of its waist can be connected in the inner tube wall of inner sleeve, thus by valve pocket and
Inner sleeve barrel chamber is separated, and then by the export channel enclosed of valve body.
Further, the inwall of inner sleeve is provided with spacing collar, accordingly, and the outer wall of export mouth is provided with spacing ring；
Spacing collar and spacing ring cooperate, and the length in export mouth front end insertion inner sleeve can be limited, by outside piston
The guide channel intake section for being pushed into its side wall exposes valve pocket.
Further, the outer wall of inner sleeve, which is provided with the second seal groove, the second seal groove, is provided with the second sealing ring.
Further, the inwall of inner sleeve be provided with step, the step apart located at spacing collar front side, with spacing collar it
It is partitioned into the 3rd seal groove, the 3rd seal groove provided with the three, the 4th sealing rings and the three, the 4th sealing rings is isolated and fixed
Cage ring in the 3rd seal groove.
Further, the valve also includes export mouth being locked/being unlocked on the locker of inner sleeve, the locker
Including locking key, handle, spring and spring cup；
Locking key can be located between valve body and inner sleeve to inside and outside motion, and inwardly its inner may pass through located at inner sleeve during motion
First through hole set by barrel is entered in inner sleeve, the export mouth being plugged in inner sleeve is locked, moving out to exit
Inner sleeve and will export mouth from inner sleeve unlock；
Spring cup is in the groove set by the wall of valve rear end side, and its pedestal is connected and fixed in groove bottom land institute by buckle
If the second through hole in, its inwall be provided with spring stack；
Spring is socketed on spring stack, its inner inwardly support top locking key, locking key is inwardly moved locking key internal pressure, so that lock
The inner of key enters in inner sleeve；
Handle is in the groove set by inner sleeve rear end face, and its middle part is pivotably coupled to provided with both sides by rotating shaft
The cell wall of groove, its inner is plugged in the slot set by the wall of locking key side, and its outer end is exposed outside inner sleeve and valve body；The handle can
Around its rotating shaft rotation, its outer end is pressed, its inner will can be carried outside locking key, move out locking key until exiting inner sleeve completely.
Further, export mouth outer wall provided with it is corresponding with inside and outside the first through hole on inner sleeve, be available for locking key be caught in and incite somebody to action
It lock onto the neck of inner sleeve.
Further, the valve is additionally provided with for preventing the protective cover of maloperation handle, and the protective cover covers to be half of, can footpath
To being rotatably located on valve body, rotating the protective cover can expose handle or cover.
Lived different from using spring support top valve rod to reset before with closing to be provided with the valve of oil-out, valve pocket of the invention
Plug, gases at high pressure/liquid driven of the piston in valve pocket and reset, its durability and reliability are preferable.The work of the present invention
Without sealing between plug and delivery line, in the absence of the misgivings for causing to leak because of piston rear end facial disfigurement.
Brief description of the drawings
Fig. 1 is a certain angle schematic diagram of general structure of the embodiment of the present invention
Fig. 2 is another angle schematic diagram of general structure of the embodiment of the present invention
Fig. 3 is the general structure explosive view of the embodiment of the present invention
Fig. 4 is plugged in general structure sectional view when in inner sleeve for export mouth of the embodiment of the present invention
Fig. 5 is that the embodiment of the present invention exports the lateral partial structurtes sectional view after mouth extraction inner sleeve
Fig. 6 is the inner sleeve and spacing collar position relationship schematic diagram of the embodiment of the present invention
Fig. 7 is the piston structure schematic diagram of the embodiment of the present invention
Embodiment
The present invention will be described with specific embodiment below in conjunction with the accompanying drawings.
Reference picture 1-7：
A kind of unidirectional fuel tap, including valve body 1, valve body 1 are provided with oil inlet end and oil outlet end, are provided with valve pocket in valve body 1, valve pocket from
Oil outlet end to oil inlet end is in turn divided into out oil pocket 101, plunger shaft 102 and oil suction chamber 103, and interior be provided with of plunger shaft 102 can
To the piston 2 of two end motions, go out and inner sleeve 3 is provided with oil pocket 103, imports end, which is provided with, to be used to communicate connection with high pressure liquid pump/air pump
Entrance hole 1-2, it is characterised in that：Valve pocket 1-1 export end grafting is fixed with inner sleeve 2, the front end nozzle of inner sleeve 2 and set
Have can in outer displacement, inward displacement when the front end of inner sleeve 2 cylinder can be opened when can close the front end nozzle of inner sleeve 2, be displaced outwardly
The piston 3 of mouth.
The valve also includes being plugged in from rear end nozzle in inner sleeve 2, for by highly pressurised liquid/gas in valve pocket 1-1
Plug-in type derived from body exports mouth 4, and during the export mouth 4 insertion inner sleeve 2, its front end can promote piston 3 to be displaced outwardly and open
The front end nozzle of inner sleeve 2, so as to turn on valve pocket 1-1 and export mouth 4, the export mouth 4 extraction inner sleeve 2 disengaging connects with piston 3
After touch, piston 3 can be in valve pocket 1-1 highly pressurised liquid/gas-powered and inward displacement are to block the front end cylinder of inner sleeve 2
Mouthful, so that by the export channel enclosed of valve body 1.
The back end activity of piston 3 is plugged in the front end nozzle of inner sleeve 2, its front end provided with diameter be more than the internal diameter of inner sleeve 2,
It is prevented completely into the deck 3-1 in inner sleeve 2, its rear end is respectively arranged on its outer wall and rear end face provided with entrance and exit
Guide channel 3-2, its waist is interior provided with the first sealing ring 5 provided with the first seal groove 3-3, the first seal groove 3-3.
When piston 3 is displaced outwardly, the guide channel 3-1 entrances of its side wall can be exposed to valve pocket 1-1, thus by valve pocket 1-1 and
Export mouth 4 is turned on.
During 3 inward displacement of piston, the first sealing ring 5 of its waist can be connected in the inner tube wall of inner sleeve 2, so that by valve pocket
1-1 and the barrel chamber of inner sleeve 2 cut-off, and then by the export channel enclosed of valve body 1.
The inwall of inner sleeve 2 is provided with spacing collar 6, accordingly, and the outer wall of export mouth 4 is provided with spacing ring 4-1.
Spacing collar 6 and spacing ring 4-1 cooperate, and can limit the length in export mouth 4 front end insertion inner sleeve 2, will
The guide channel 3-1 intake sections that piston 3 is extrapolated to its side wall expose valve pocket 1-1.
The outer wall of inner sleeve 2 is interior provided with the second sealing ring 7 provided with the second seal groove 2-1, the second seal groove 2-1.
The inwall of inner sleeve 2 is provided with step, and the step apart is located at the front side of spacing collar 6, with being partitioned into for spacing collar 6
Isolate in 3rd seal groove 2-2, the 3rd seal groove 2-2 provided with the three, the 4th sealing rings 8,9 and by the three, the 4th sealing rings 8,9
And the cage ring 10 being fixed in the 3rd seal groove 2-2.
The valve also includes export mouth 4 being locked/being unlocked on the locker of inner sleeve 2, and the locker includes lock
Key 11, handle 12, spring 13 and spring cup 14.
Locking key 11 can be located between valve body 1 and inner sleeve 2 to inside and outside motion, and inwardly its inner may pass through in during motion
First through hole 2-3 set by the barrel of sleeve 2 is entered in inner sleeve 2, the export mouth 4 being plugged in inner sleeve 2 is locked, outwards
Motion can exit inner sleeve 2 and unlock export mouth 4 from inner sleeve 2.
Spring cup 14 is in the groove 1-3 set by the rear end side wall of valve body 1, its pedestal by buckle 14-1 connect and fix in
In the second through hole 1-4 set by groove 1-3 bottom lands, its inwall is provided with spring stack 14-2.
Spring 13 is socketed on spring stack 14-2, its inner inwardly support top locking key 11, the internal pressure of locking key 11 is made locking key 11 to
Interior motion, so that the inner of locking key 11 enters in inner sleeve 2.
Handle 12 is in the groove 2-4 set by the rear end face of inner sleeve 2, and its middle part can be revolved provided with both sides by rotating shaft 12-1
It is connected to groove 2-4 cell wall with turning, its inner is plugged in the slot 11-1 set by the side wall of locking key 11, and inner sleeve is exposed in its outer end
2 and valve body 1 outside；The handle 12 can be rotated around its rotating shaft 12-1, press its outer end, and its inner will can be carried outside locking key 11, make lock
Key 11 is moved out until exiting inner sleeve 2 completely.
Export mouth 4 outer wall provided with it is corresponding with inside and outside the first through hole 2-3 on inner sleeve 2, be available for locking key 11 be caught in and by its
It lock onto the neck 4-2 of inner sleeve 2.
The valve is additionally provided with for preventing the protective cover 15 of maloperation handle 12, and the protective cover 15 covers to be half of, can be radially
Rotatably on valve body 1, rotating the protective cover 15 can expose handle 12 or cover.
Highly pressurised liquid/the gas imports end of valve body 1 being connected in high pressure liquid pump/air pump, high pressure liquid pump/air pump enters
Into valve pocket 1-1, now, the rear end of piston 3 is located at the inner, and it is sealed between inner sleeve 2 by the first sealing ring 5；
During discharge opeing/exhaust, export mouth 4 is plugged in inner sleeve 2 from rear end, during grafting, the outer wall of export mouth 4 is outwards squeezed
The inner of locking key 11 is pressed, inner sleeve 2 is exited in locking key 11, and export mouth 4 moves ahead up to the neck 4-1 set by its outer wall and inner sleeve 2
Just right inside and outside first through hole 2-3 set by barrel, locking key 11 is inwardly moved under the tension force effect of spring 13, and its inner is caught in it
In the neck 4-1 of outer wall, export mouth 4 is lock onto inner sleeve 2.Now, piston 3 is promoted and outside position by the front end of export mouth 4
A segment distance is moved, the entrance located at the guide channel 3-2 of the rear end side wall of piston 3 exposes valve pocket 1-1, valve pocket 1-1 is led with export mouth 4
Logical, highly pressurised liquid/gas in valve pocket 1-1 is discharged along export mouth 4.
Export mouth 4 is extracted, locking key 11 resets in the presence of spring 9, the rear end of piston 3 loses the support top of export mouth 4,
Under the pressure effect of valve pocket 1-1 inner high voltage liquid/gas, the inward displacement of piston 3 is to reset, the guide channel of its rear end surface side wall
3-2 entrances are included in inner sleeve 2, and the first sealing ring 5 set by its waist is stuck in the entrance of inner sleeve 2, by the entrance of inner sleeve 2
Seal up, export passage is completely enclosed.
Claims (8)
1. a kind of valve, including valve body (1), be provided with valve pocket (1-1) in valve body (1), the imports end of valve pocket (1-1) be provided be used for
High pressure liquid pump/air pump communicates the entrance hole (1-2) of connection, it is characterised in that：The export end grafting of valve pocket (1-1) is fixed with inner sleeve
Inner sleeve (2) front end cylinder can be closed when interior outer displacement, inward displacement by being provided with cylinder (2), the front end nozzle of inner sleeve (2)
Mouthful, the piston (3) of inner sleeve (2) front end nozzle can be opened when being displaced outwardly；
Also including that can be plugged in from rear end nozzle in inner sleeve (2), for the highly pressurised liquid in valve pocket (1-1)/gas to be exported
Plug-in type export mouth (4), the export mouth (4) insertion inner sleeve (2) when, its front end can promote piston (3) to be displaced outwardly and beat
Inner sleeve (2) front end nozzle is opened, so as to turn on valve pocket (1-1) and export mouth (4), the export mouth (4) is extracted inner sleeve (2) and departed from
After contact with piston (3), piston (3) can be blocked by highly pressurised liquid/gas-powered in valve pocket (1-1) and inward displacement
The front end nozzle of inner sleeve (2), so that by the export channel enclosed of valve body (1).
2. a kind of valve according to claim 1, it is characterised in that：The back end activity of piston (3) is plugged in inner sleeve (2)
Front end nozzle in, its front end provided with diameter be more than inner sleeve (2) internal diameter, prevent it completely into the deck (3- in inner sleeve (2)
1), its rear end is respectively arranged on the guide channel (3-2) of its outer wall and rear end face provided with entrance and exit, and its waist is provided with the first sealing
The first sealing ring (5) is provided with groove (3-3), the first seal groove (3-3)；
When piston (3) is displaced outwardly, guide channel (3-1) entrance of its side wall can be exposed to valve pocket (1-1), so that by valve pocket (1-
1) turned on export mouth (4)；
During piston (3) inward displacement, the first sealing ring (5) of its waist can be connected in the inner tube wall of inner sleeve (2), so that by valve
Chamber (1-1) and inner sleeve (2) barrel chamber cut-off, and then by the export channel enclosed of valve body (1).
3. a kind of valve according to claim 2, it is characterised in that：The inwall of inner sleeve (2) is provided with spacing collar (6), right
Ying Di, the outer wall of export mouth (4) is provided with spacing ring (4-1)；
Spacing collar (6) and spacing ring (4-1) cooperate, and can limit the length in export mouth (4) front end insertion inner sleeve (2),
Valve pocket (1-1) is exposed with guide channel (3-1) intake section that piston (3) is extrapolated to its side wall.
4. a kind of valve according to claim 3, it is characterised in that：The outer wall of inner sleeve (2) is provided with the second seal groove (2-
1) the second sealing ring (7), is provided with the second seal groove (2-1).
5. a kind of valve according to claim 1, it is characterised in that：The inwall of inner sleeve (2) is provided with step, the step phase
It is located at away from ground in the front side of spacing collar (6), the 3rd seal groove (2-2) that is partitioned into spacing collar (6), the 3rd seal groove (2-2)
Isolate and be fixed in the 3rd seal groove (2-2) provided with the three, the 4th sealing rings (8,9) and by the three, the 4th sealing rings (8,9)
Cage ring (10).
6. a kind of valve according to claim 1, it is characterised in that：Also include can will export mouth (4) lock/be unlocked in
The locker of sleeve (2), the locker includes locking key (11), handle (12), spring (13) and spring cup (14)；
Locking key (11) can be located between valve body (1) and inner sleeve (2) to inside and outside motion, and its inner, which may pass through, during inside motion is located at
First through hole (2-3) set by inner sleeve (2) barrel is entered in inner sleeve (2), will be plugged in the export mouth in inner sleeve (2)
(4) lock, inner sleeve (2) can be exited and unlock export mouth (4) from inner sleeve (2) by moving out；
Spring cup (14) is in the groove (1-3) set by valve body (1) rear end side wall, and its pedestal is solid by buckle (14-1) clamping
Due in the second through hole (1-4) set by groove (1-3) bottom land, its inwall is provided with spring stack (14-2)；
Spring (13) is socketed on spring stack (14-2), its inner inwardly support top locking key (11), and locking key (11) internal pressure is made into locking key
(11) inwardly motion, so that the inner of locking key (11) enters in inner sleeve (2)；
Handle (12) is in the groove (2-4) set by inner sleeve (2) rear end face, and its middle part passes through rotating shaft (12-1) provided with both sides
Groove (2-4) cell wall is pivotably coupled to, its inner is plugged in the slot (11-1) set by the wall of locking key (11) side Nei, outside it
Expose outside inner sleeve (2) and valve body (1) at end；The handle (12) can rotate around its rotating shaft (12-1), press its outer end, its inner can
It will be carried outside locking key (11), move out locking key (11) until exiting inner sleeve (2) completely.
7. a kind of valve according to claim 6, it is characterised in that：Export mouth (4) outer wall be provided with inner sleeve (2)
Corresponded to inside and outside first through hole (2-3), be available for locking key (11) to be caught in and lock onto the neck (4-2) of inner sleeve (2).
8. a kind of valve according to claim 6, it is characterised in that：It is additionally provided with for preventing the anti-of maloperation handle (12)
Protecting cover (15), the protective cover (15) covers to be half of, can radial rotary on valve body (1), rotating the protective cover (15) can be by
Handle (12) exposes or covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710617903.8A CN107178642A (en) | 2017-07-26 | 2017-07-26 | Valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710617903.8A CN107178642A (en) | 2017-07-26 | 2017-07-26 | Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107178642A true CN107178642A (en) | 2017-09-19 |
Family
ID=59837485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710617903.8A Pending CN107178642A (en) | 2017-07-26 | 2017-07-26 | Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107178642A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5634624A (en) * | 1995-04-26 | 1997-06-03 | Staubli Faverges | Quick disconnect coupler with selectively insertable valve assembly |
| CN201636477U (en) * | 2010-04-21 | 2010-11-17 | 浙江锦帆船舶配件制造有限公司 | Quick connector |
| CN203656423U (en) * | 2013-11-15 | 2014-06-18 | 中国南方电网有限责任公司超高压输电公司广州局 | Self-locking drainage adaptor of valve towers of converter valves |
| CN205173807U (en) * | 2015-12-09 | 2016-04-20 | 宁波新邦工具有限公司 | Assemble convenient quick -operation joint |
| CN205208001U (en) * | 2015-12-09 | 2016-05-04 | 宁波新邦工具有限公司 | Fast connector |
| CN207229868U (en) * | 2017-07-26 | 2018-04-13 | 中山市天浩塑料制品实业有限公司 | Valve |
-
2017
- 2017-07-26 CN CN201710617903.8A patent/CN107178642A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5634624A (en) * | 1995-04-26 | 1997-06-03 | Staubli Faverges | Quick disconnect coupler with selectively insertable valve assembly |
| CN201636477U (en) * | 2010-04-21 | 2010-11-17 | 浙江锦帆船舶配件制造有限公司 | Quick connector |
| CN203656423U (en) * | 2013-11-15 | 2014-06-18 | 中国南方电网有限责任公司超高压输电公司广州局 | Self-locking drainage adaptor of valve towers of converter valves |
| CN205173807U (en) * | 2015-12-09 | 2016-04-20 | 宁波新邦工具有限公司 | Assemble convenient quick -operation joint |
| CN205208001U (en) * | 2015-12-09 | 2016-05-04 | 宁波新邦工具有限公司 | Fast connector |
| CN207229868U (en) * | 2017-07-26 | 2018-04-13 | 中山市天浩塑料制品实业有限公司 | Valve |
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Application publication date: 20170919 |