CN106178330A - Combiner valve and comprise its gas extinguishing system - Google Patents
Combiner valve and comprise its gas extinguishing system Download PDFInfo
- Publication number
- CN106178330A CN106178330A CN201610572576.4A CN201610572576A CN106178330A CN 106178330 A CN106178330 A CN 106178330A CN 201610572576 A CN201610572576 A CN 201610572576A CN 106178330 A CN106178330 A CN 106178330A
- Authority
- CN
- China
- Prior art keywords
- valve
- diffluence pass
- hole
- combiner
- afflux
- 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
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The present invention relates to battery box of pure electric vehicle fire extinguishing system field, disclose a kind of combiner valve for gas extinguishing system, it is characterized in that, described combiner valve includes afflux valve body, safety relief valve and some selector valves, wherein: described afflux valve body includes air inlet, collection flow channels, pressure relief opening, some diffluence pass and some gas outlets, described collection flow channels is arranged on described afflux valve inner, described air inlet, described pressure relief opening, some described diffluence pass connect with described collection flow channels respectively, and some described gas outlets connect with some described diffluence pass respectively；Described safety relief valve is arranged in described pressure relief opening；Some described selector valves are separately positioned in some described diffluence pass.The invention also discloses a kind of gas extinguishing system comprising combiner valve.Present invention, avoiding safety relief valve and selector valve to be broken, make wire harness install clean and tidy；Reducing nonstandard part so that processing cost significantly reduces, fabrication cycle shortens, production efficiency improves.
Description
Technical field
The present invention relates to battery box of pure electric vehicle gas extinguishing system field, be specifically related to one and prevent battery case from catching fire
Or the combiner valve of blast and comprise its gas extinguishing system.
Background technology
The technology of New-energy electric vehicle quickly grows, and the security requirement to lithium battery case is the highest.For preventing
Battery case catches fire or explodes, and existing gas extinguishing system is typically taked at one integrated security of a header external mounting
Relief valve and multiple integrated selector valve, the outlet of each integrated selector valve connects each to vehicle of extinguishing chemical delivery hose respectively
Battery case.
Owing to installing safety relief valve and selector valve outside header, its structure is arranged the compactest, takes up room big, even
Seem in disorder after adapter, wire harness assembling, be not easy to install；And it is exposed at outside valve body after safety relief valve installation, easily broken；
The triple-valve body of selector valve, combination nut are all non-tag splice heads, and nonstandard joint quantity is many, need mold, and manufacturing cost is high, become
The product cycle is long.
Summary of the invention
In order to solve in prior art owing to safety relief valve and selector valve are arranged on outside header, cause safety relief
Valve and selector valve are easily broken, overall structure is the compactest, wire harness connects in disorder, and the triple-valve body processing cost of selector valve
The shortcomings such as height, fabrication cycle length, the invention provides a kind of combiner valve and the gas extinguishing system comprising it, concrete technical scheme
For:
An aspect of of the present present invention, it is provided that a kind of combiner valve, for gas extinguishing system, described combiner valve includes afflux valve body, peace
Full relief valve and some selector valves, wherein: described afflux valve body include air inlet, collection flow channels, pressure relief opening, some diffluence pass and
Some gas outlets, described collection flow channels is arranged on described afflux valve inner, described air inlet, described pressure relief opening, some described
Diffluence pass connects with described collection flow channels respectively, and some described gas outlets connect with some described diffluence pass respectively；Described safety
Relief valve is arranged in described pressure relief opening；Some described selector valves are separately positioned in some described diffluence pass.
Preferably, described collection flow channels at least one end is the through hole running through described afflux valve body, and described pressure relief opening is arranged on
One end of described collection flow channels through hole, described safety relief valve includes pressure release diaphragm and pressure release screw, described pressure release diaphragm and institute
State pressure release screw to be successively set on from inside to outside in described pressure relief opening.
Preferably, the two ends of described collection flow channels are the through hole running through described afflux valve body, described collection flow channels through hole
Other end plug seal.
Preferably, each selector valve in some described selector valves include the first pad, working masks, the second pad and
Locking nut；Described first pad of each described selector valve, described working masks, described second pad and described locking screw
In female described diffluence pass being successively set on correspondence from inside to outside.
Preferably, some described diffluence pass are multi-stage stairs hole, and wherein first order hole, hole, the second level are unthreaded hole, the third level
Hole, fourth stage hole are screwed hole；Described first pad, described working masks and described second pad are arranged in hole, the second level,
Described locking nut and third level hole are spirally connected and lock described second pad.
Preferably, described first pad is Tetrafluoro spacer, and described second pad is copper sheet.
Preferably, some described gas outlets are connected with the fourth stage hole of some described diffluence pass respectively.
Preferably, some described diffluence pass, some described selector valves, the quantity of some described gas outlets are respectively even number
Individual, diffluence pass described in even number divides two groups of both sides being symmetricly set on described afflux valve body, the often multiple described diffluence pass in group
Uniform setting.
Another aspect of the present invention, it is provided that a kind of gas extinguishing system, this gas extinguishing system includes that extinguishing chemical supply fills
Put, combiner valve, some driving means and extinguishing chemical conveyer device, wherein: described combiner valve is above-described combiner valve；Described
Extinguishing chemical feeding mechanism includes foamite container, total valve and bend pipe, and described total valve is connected with described foamite container, described
One end of bend pipe is connected with described total valve, and the other end is connected with described air inlet, and some described driving means are respectively with some
Described diffluence pass connects；Described extinguishing chemical conveyer device includes some conveying pipes, and some described conveying pipes are described with some respectively
Gas outlet connects.
Preferably, each driving means in some described driving means includes motor, internal axle sleeve and top cutter head, some
Described motor is corresponding respectively to be arranged on the some described diffluence pass of described afflux valve body, described internal axle sleeve be spirally connected be arranged on described
In diffluence pass and being connected with the flat key axle of described motor, described top cutter head is connected with described internal axle sleeve.
It, by the structure of safety relief valve and selector valve is re-started design, is designed one by the present invention with combiner valve
Play and be positioned at afflux valve inner, thus avoid being broken, make wire harness install clean and tidy；Eliminate selector valve in prior art simultaneously
Triple-valve body structure, reduce nonstandard part so that processing cost significantly reduces, fabrication cycle shorten, production efficiency improve.
The further advantage of the present invention will be explained the most in conjunction with the embodiments.
Accompanying drawing explanation
Constitute the part of this specification, for being further appreciated by the accompanying drawing of the present invention, it is shown that the present invention's is preferred real
Execute example, and be used for illustrating the principle of the present invention together with description.In figure:
Fig. 1 is the structure sectional view of a kind of combiner valve of the present invention；
Fig. 2 is the structure sectional view of the afflux valve body in Fig. 1；
Fig. 3 is the structure sectional view that the section view of Fig. 2 is in opposite direction；
Fig. 4 is the partial enlarged drawing of Fig. 1, wherein, convenient and clear in order to express, and the top half of this figure adds driving dress
Putting, the latter half is fitted without selector valve；
Fig. 5 is the structure sectional view of the another kind of combiner valve of the present invention；
Fig. 6 is the structural relation schematic diagram of a kind of gas extinguishing system of the present invention.
In accompanying drawing, the implication of sequence number is respectively as follows:
100 combiner valve 200 gas extinguishing system 10 afflux valve bodies
11 air inlet 12 collection flow channels 13 pressure relief openings
14 diffluence pass 15 gas outlet 20 safety relief valves
21 pressure release diaphragm 22 pressure release screw 30 selector valves
31 first pad 32 working masks 33 second pads
34 locking nut 40 extinguishing chemical feeding mechanism 41 foamite containers
42 total valve 43 bend pipe 50 driving means
51 motor 52 internal axle sleeves 53 push up cutter head
60 extinguishing chemical conveyer device 61 conveying pipes.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually, being specifically described as in detailed description of the invention understands the explanation of present inventive concept, is not construed as the present invention's
Improper restriction.
Seeing Fig. 1 ~ Fig. 3, a kind of combiner valve 100 of the present invention, for gas extinguishing system, combiner valve 100 includes afflux
Valve body 10, safety relief valve 20 and some selector valves 30, afflux valve body 10 include air inlet 11, collection flow channels 12, pressure relief opening 13,
Some diffluence pass 14 and some gas outlets 15, it is internal that collection flow channels 12 is arranged on afflux valve body 10, air inlet 11, pressure relief opening 13,
Some diffluence pass 14 connect with collection flow channels 12 respectively, and some gas outlets 15 connect with some diffluence pass 14 respectively；Safety relief
Valve 20 is arranged in pressure relief opening 13；Some selector valves 30 are separately positioned in some diffluence pass 14.
The present invention is by re-starting design to the structure of safety relief valve 20 and selector valve 30, by the design of its structure at collection
Stream valve body 10 is internal so that combiner valve compact overall structure, do not allow to be broken, to install pipeline convenient clean and tidy, existing because eliminating
The triple-valve body version of selector valve in technology, designs triple-valve body structure on afflux valve body 10 so that processing cost
Reduce, the manufacturing cycle shortens, substantially increase production efficiency.
In preferred version, some diffluence pass 14, some selector valves 30, the quantity of some gas outlets 15 are respectively even number,
Even number diffluence pass 14 points two groups is symmetricly set on the both sides of afflux valve body 10, the often uniform setting of multiple diffluence pass 14 in group.
Collection flow channels 12 at least one end is the through hole running through afflux valve body 10, and pressure relief opening 13 is arranged on collection flow channels 12 through hole
One end.Safety relief valve 20 includes pressure release diaphragm 21 and pressure release screw 22, pressure release diaphragm 21 and pressure release screw 22 from inside to outside
It is successively set in pressure relief opening 13.The quantity of the selector valve 30 according to combiner valve 100 is different, and the fabrication design of collection flow channels 12 is also
Different.
Seeing Fig. 2, a kind of afflux valve body 10 of the present invention, the quantity of diffluence pass 14 is 6, divides two groups and arranges symmetrically and evenly
In the both sides of afflux valve body 10, afflux valve body 10 moderate length, the processing of collection flow channels 12 can be in one end of afflux valve body 10
Carry out, therefore the other end of afflux valve body 10 is blind hole.
Seeing Fig. 5, the another kind of combiner valve 100 of the present invention, the quantity of diffluence pass 14 is 10, the length of afflux valve body 10
Longer, relatively big in the difficulty of one end of afflux valve body 10 processing collection flow channels 12, therefore can process at afflux valve body 10 two ends, simultaneously
The two ends forming collection flow channels 12 are the through hole running through afflux valve body 10, and safety relief is installed in one end of collection flow channels 12 through hole
Valve 20, other end plug 121 seals.
Seeing Fig. 4, each selector valve 30 in some selector valves 30 includes the first pad 31, working masks 32, second
Pad 33 and locking nut 34；First pad 31 of each selector valve 30, working masks the 32, second pad 33 and locking nut
In 34 diffluence pass 14 being successively set on correspondence from inside to outside.
Some diffluence pass 14 are multi-stage stairs hole, and wherein first order hole 141, hole, the second level 142 are unthreaded hole, third level hole
143, fourth stage hole 144 is screwed hole；First pad 31, working masks 32 and the second pad 33 are arranged in hole, the second level 142,
Locking nut 34 and third level hole 143 are spirally connected and lock the second pad 33；Some gas outlets 15 respectively with some diffluence pass 14
Fourth stage hole 144 is connected.Due to the sealing function of working masks 32, extinguishing chemical can not arrive gas outlet 15.
In preferred version, the first pad 31 is Tetrafluoro spacer (full name is teflon gasket), and the second pad 33 is copper
Sheet.
Seeing Fig. 6, a kind of gas extinguishing system 200 of the present invention, this gas extinguishing system 200 includes that extinguishing chemical supply fills
Put 40, combiner valve 100, some driving means 50 and extinguishing chemical conveyer device 60, wherein: combiner valve 100 is in above-described embodiment
Any one combiner valve 100；Extinguishing chemical feeding mechanism 40 includes foamite container 41, total valve 42 and bend pipe 43, total valve
42 are connected with foamite container 41, and one end of bend pipe 43 is connected with total valve 42, and the other end is connected with air inlet 11, some drivings
Device 50 is connected with some diffluence pass 14 respectively；Extinguishing chemical conveyer device 60 includes some conveying pipes 61, some conveying pipes 61 points
It is not connected with some gas outlets 15.If fire extinguisher container 41 has multiple, the design that the air inlet 11 of combiner valve 100 can be corresponding
For multiple, it is also possible to tap into same air inlet 11 by converging valve.
Seeing Fig. 4, each driving means 50 in some driving means 50 includes motor 51, interior axle, 52 and top cutter head
53, some motors 51 are corresponding respectively to be arranged on some diffluence pass 14 of afflux valve body 10, and internal axle sleeve 52 is spirally connected and is arranged on shunting
In mouth 14 and being connected with the flat key axle (not shown) of motor 51, one end of top cutter head 53 is connected with internal axle sleeve 52.
In preferred version, in order to make working masks 32 under the puncturing of top cutter head 53, prevent working masks 32 from completely falling off
Blocking gas passage, top cutter head 53 is cannulated structure, and top cutter head 53 tube wall offers multiple venthole.Top cutter head 53
The other end is designed to inclined-plane, and inclined-plane is 15 ° ~ 25 ° with the angle a of horizontal plane.Prove through lot of experiments, when the angle of angle a
Too small, then working masks 32 easily completely falls off blocking pipeline, and ventilation is bad；When the angle of angle a is excessive, then working masks
32 to puncture speed too fast, form a gap, Kong Tai little, ventilation is very bad.When the angle of angle a is 20 °, puncture work
The effect making diaphragm 32 is best, both ensures not fall off blocking pipeline, and ventilation is the most maximum.
Operation principle: fire extinguishing system controller (not shown) controls total according to the result of detection of fire detector (not shown)
Whether valve 42, the selector valve 30 on each road are opened, and effectively protect each battery case (not shown) of electric automobile.
When certain road battery case high temperature abnormality occurs, catches fire or explosion time, and the result of detection of fire detector sends to going out
Fire system controller, fire extinguishing system controller sends unlatching signal to the selector valve 30 of total valve 42 and this road battery case of connection,
Extinguishing chemical sequentially passes through total valve 42, bend pipe 43, air inlet 11, collection flow channels 12, this road selector valve from foamite container 41
30, this gas outlet, road 15, conveying Guan61Zhi Gai road, this road battery case are put out a fire.
The concrete step of opening of selector valve 30 is: motor 51 starts, and drives internal axle sleeve 52 to be rotated down, thus drives top cutter
53 are passed down through locking nut 34 and the second pad 33, puncture working masks 32；Owing to working masks 32 is punctured, collection circulation
Extinguishing chemical in road 12 passes through the first order hole 141 of this diffluence pass 14, hole, the second level 142, third level hole 143 and fourth stage hole
144 enter gas outlet 15, arrive certain road battery case through conveying pipe 61.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a combiner valve, for gas extinguishing system, it is characterised in that described combiner valve includes afflux valve body, safety relief
Valve and some selector valves, wherein:
Described afflux valve body includes air inlet, collection flow channels, pressure relief opening, some diffluence pass and some gas outlets, and described collection circulates
Road is arranged on described afflux valve inner, and described air inlet, described pressure relief opening, some described diffluence pass circulate with described collection respectively
Road connects, and some described gas outlets connect with some described diffluence pass respectively；
Described safety relief valve is arranged in described pressure relief opening；
Some described selector valves are separately positioned in some described diffluence pass.
Combiner valve the most according to claim 1, it is characterised in that described collection flow channels at least one end is for running through described afflux
The through hole of valve body, described pressure relief opening is arranged on one end of described collection flow channels through hole, and described safety relief valve includes pressure release diaphragm
It is successively set on from inside to outside in described pressure relief opening with pressure release screw, described pressure release diaphragm and described pressure release screw.
Combiner valve the most according to claim 2, it is characterised in that the two ends of described collection flow channels are runs through described afflux
The through hole of valve body, the other end plug of described collection flow channels through hole seals.
Combiner valve the most according to claim 1, it is characterised in that each selector valve in some described selector valves includes
First pad, working masks, the second pad and locking nut；Described first pad of each described selector valve, described work
Diaphragm, described second pad and described locking nut are successively set in the described diffluence pass of correspondence from inside to outside.
Combiner valve the most according to claim 4, it is characterised in that some described diffluence pass are multi-stage stairs hole, Qi Zhong
One-level hole, hole, the second level are unthreaded hole, and third level hole, fourth stage hole are screwed hole；Described first pad, described working masks and institute
Stating the second pad to be arranged in hole, the second level, described locking nut and third level hole are spirally connected and lock described second pad.
Combiner valve the most according to claim 5, it is characterised in that described first pad is Tetrafluoro spacer, described second pad
Sheet is copper sheet.
Combiner valve the most according to claim 6, it is characterised in that some described gas outlets respectively with some described diffluence pass
Fourth stage hole connect.
Combiner valve the most according to claim 7, it is characterised in that some described diffluence pass, some described selector valves, some
The quantity of described gas outlet is respectively even number, and diffluence pass described in even number divides two groups to be symmetricly set on the two of described afflux valve body
Side, the often uniform setting of multiple described diffluence pass in group.
9. a gas extinguishing system, it is characterised in that if this gas extinguishing system includes extinguishing chemical feeding mechanism, combiner valve
Dry driving means and extinguishing chemical conveyer device, wherein:
Described combiner valve is for according to the combiner valve described in claim 1 ~ 8 any one；
Described extinguishing chemical feeding mechanism includes foamite container, total valve and bend pipe, described total valve and described foamite container
Connecting, one end of described bend pipe is connected with described total valve, and the other end is connected with described air inlet, and some described driving means are divided
It is not connected with some described diffluence pass；
Described extinguishing chemical conveyer device includes some conveying pipes, and some described conveying pipes are connected with some described gas outlets respectively.
Gas extinguishing system the most according to claim 9, it is characterised in that each in some described driving means
Driving means includes motor, internal axle sleeve and top cutter head, and some described motors are corresponding respectively is arranged on the some of described afflux valve body
On described diffluence pass, described internal axle sleeve is spirally connected in being arranged on described diffluence pass and is connected with the flat key axle of described motor, described top
Cutter head is connected with described internal axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610572576.4A CN106178330A (en) | 2016-07-20 | 2016-07-20 | Combiner valve and comprise its gas extinguishing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610572576.4A CN106178330A (en) | 2016-07-20 | 2016-07-20 | Combiner valve and comprise its gas extinguishing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106178330A true CN106178330A (en) | 2016-12-07 |
Family
ID=57494196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610572576.4A Pending CN106178330A (en) | 2016-07-20 | 2016-07-20 | Combiner valve and comprise its gas extinguishing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106178330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823199A (en) * | 2017-03-16 | 2017-06-13 | 成都启特安全技术有限责任公司 | A kind of battery case multiphase fixed froth installation and its extinguishing method |
| CN107433000A (en) * | 2017-08-09 | 2017-12-05 | 湖南鸿腾新能源技术有限公司 | Fire alarm and protector and its method of work for car lithium battery box |
| CN115054854A (en) * | 2022-06-24 | 2022-09-16 | 湖北航天化学技术研究所 | Mechanical conduction device and mechanical area selection system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766896Y (en) * | 2005-01-31 | 2006-03-29 | 汪映标 | Dedicated valve for railroad locomotive fire retardant storing container |
| CN102235394A (en) * | 2011-08-15 | 2011-11-09 | 宁波广天赛克思液压有限公司 | Integrated valve with oil circuit selection function for controlling hydraulic motor brake |
| CN102974062A (en) * | 2012-11-19 | 2013-03-20 | 浙江信达可恩消防实业有限责任公司 | Driving device of gas fire-extinguishing system |
| CN203240037U (en) * | 2013-02-26 | 2013-10-16 | 上海海越安全工程设备有限公司 | Air flow balance valve |
| CN204502207U (en) * | 2015-01-26 | 2015-07-29 | 昆山宁华消防系统有限公司 | A kind of cabinet type fire extinguisher of heptafluoropropane |
| CN204592672U (en) * | 2015-05-07 | 2015-08-26 | 烟台中集来福士海洋工程有限公司 | Air distributor |
-
2016
- 2016-07-20 CN CN201610572576.4A patent/CN106178330A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2766896Y (en) * | 2005-01-31 | 2006-03-29 | 汪映标 | Dedicated valve for railroad locomotive fire retardant storing container |
| CN102235394A (en) * | 2011-08-15 | 2011-11-09 | 宁波广天赛克思液压有限公司 | Integrated valve with oil circuit selection function for controlling hydraulic motor brake |
| CN102974062A (en) * | 2012-11-19 | 2013-03-20 | 浙江信达可恩消防实业有限责任公司 | Driving device of gas fire-extinguishing system |
| CN203240037U (en) * | 2013-02-26 | 2013-10-16 | 上海海越安全工程设备有限公司 | Air flow balance valve |
| CN204502207U (en) * | 2015-01-26 | 2015-07-29 | 昆山宁华消防系统有限公司 | A kind of cabinet type fire extinguisher of heptafluoropropane |
| CN204592672U (en) * | 2015-05-07 | 2015-08-26 | 烟台中集来福士海洋工程有限公司 | Air distributor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823199A (en) * | 2017-03-16 | 2017-06-13 | 成都启特安全技术有限责任公司 | A kind of battery case multiphase fixed froth installation and its extinguishing method |
| CN107433000A (en) * | 2017-08-09 | 2017-12-05 | 湖南鸿腾新能源技术有限公司 | Fire alarm and protector and its method of work for car lithium battery box |
| CN115054854A (en) * | 2022-06-24 | 2022-09-16 | 湖北航天化学技术研究所 | Mechanical conduction device and mechanical area selection system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106178330A (en) | Combiner valve and comprise its gas extinguishing system | |
| CN105986885B (en) | Turbocharger | |
| CN104487148B (en) | Liquids recovery filter | |
| JPS5824181B2 (en) | Cyclone Bunriki | |
| CN105822558A (en) | Oil and gas separator with adjustable flow and parallel multi-branches | |
| CN102878735A (en) | High-efficiency oil-gas separator and separation method thereof | |
| CN207261719U (en) | A kind of quick device with pressure for replacing valve greasing mouth | |
| CN102792078A (en) | High flow service valve | |
| CN210569070U (en) | Rat-proof sealing plug of air conditioner outdoor unit | |
| CN206377462U (en) | A kind of compressed air air supply system | |
| CN109952458A (en) | The minimum pressure valve of screw compressor for vehicle, especially commercial vehicle | |
| CN106003656A (en) | Double-wall corrugated pipe extrusion die | |
| CN208785928U (en) | Filter device | |
| CN206334550U (en) | A kind of chemicals dosing plant | |
| CN206837734U (en) | A kind of superfine spray dust removal machine | |
| CN206816906U (en) | A kind of oil field gas pipeline special valve | |
| CN101664624A (en) | Mist catcher | |
| CN207880163U (en) | A kind of header solenoid valve | |
| CN203017876U (en) | Gas-water separator for profile shaping table | |
| CN105457139B (en) | Highly integrated source of the gas input processing and volume control device | |
| CN209469908U (en) | A kind of multi-functional flange connector | |
| CN107435659A (en) | A kind of blower fan apparatus | |
| CN212778047U (en) | Refrigerant visual three-color tube with exhaust function | |
| CN207645794U (en) | Fuel charger overhead guard piecing devices | |
| CN216837133U (en) | Down filling head of down filling device for down jacket production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |