CN207132086U - Hydrogen fills skid and put - Google Patents
Hydrogen fills skid and put Download PDFInfo
- Publication number
- CN207132086U CN207132086U CN201721114935.8U CN201721114935U CN207132086U CN 207132086 U CN207132086 U CN 207132086U CN 201721114935 U CN201721114935 U CN 201721114935U CN 207132086 U CN207132086 U CN 207132086U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- cylinder filling
- valve
- pressure
- head
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of hydrogen fills skid and put, it is characterised in that：The device includes unload joint, high-pressure stop valve, the first reducer unit, the second reducer unit, high pressure check valve, surge tank, moulding press, cylinder filling row and high pressure atmospheric valve；Lid arrangement is simple to operate, floor space is small, and security performance is high, could restrain car and directly fill, reduce the expense of production, reduce production labor and make personnel, the cost of investment of equipment is low, and it is a general frame that this hydrogen, which fills sled, easy to remove and dismounting, it is easy to remove beneficial to the shared space of reduction when moving after use and cylinder filling row can store and decontrol.
Description
Technical field
It the utility model is related to a kind of hydrogen and fill skid and put.
Background technology
General hydrogen charging device all produces hydrogen using hydrogen formation apparatus, then is connected by surge tank, moulding press, pipeline
It is connected between cylinder filling, gas cylinder is filled.Need to put into a large amount of hydrogen gas production occurrence of equipment in this case, it is also necessary to
Construction land is provided between hydrogen gas compressor and between cylinder filling, is so increased by very big investment, reduces the personnel of work
Quantity, while also considerably increase the unstability and the upper danger of safety of operation.
The content of the invention
Goal of the invention：
It the utility model is related to a kind of hydrogen and fill skid and put, the purpose is to solve the problems of in the past.
Technical scheme：
A kind of hydrogen fills skid and put, it is characterised in that：The device includes unload joint, high-pressure stop valve, the first decompression
Valve group, the second reducer unit, high pressure check valve, surge tank, moulding press, cylinder filling row（10）With high pressure atmospheric valve；
Joint of unloading include tube bank car pressure be more than first used during 13Mpa unload joint and, restrain car pressure be less than
Second used during 13Mpa is unloaded joint；
First joint of unloading connects one group of high-pressure stop valve by pipeline, and this group of high-pressure stop valve is connected to the by pipeline
One reducer unit, the first reducer unit are connected to high pressure check valve by pipeline, and high pressure check valve is connected to gas cylinder by pipeline
The row of filling；
Second joint of unloading connects another group of high-pressure stop valve by pipeline, and this group of high-pressure stop valve is connected to by pipeline
Second reducer unit, the second reducer unit are connected to surge tank by pipeline, and surge tank is connected to moulding press by pipeline, molding
Machine is connected to cylinder filling by pipeline and arranged；
High pressure atmospheric valve connection cylinder filling row.
The device also includes a bypass line, and bypass line is in parallel with the first reducer unit latter to be connected to first and unload
Joint, it is another to be connected to high pressure check valve.
High-pressure stop valve is also equipped with bypass line.
Being connected in parallel between bypass line and the first reducer unit is a little set on the pipeline between high pressure check valve
There are pressure gauge and high-pressure stop valve, pressure gauge is arranged on pipeline by needle valve.
Pressure gauge and safety valve are provided with surge tank, high-pressure stop is provided with the pipeline of the front and rear sides of surge tank
Valve, moulding press, which leads on the pipeline of cylinder filling row, is provided with high-pressure stop valve, pressure gauge and safety valve.
Moulding press leads to the pipeline of cylinder filling row and high pressure check valve is connected by pressure gauge with high-pressure stop valve
Arranged to cylinder filling.
Unload joint, high-pressure stop valve, the first reducer unit, the second reducer unit, high pressure check valve, surge tank, molding
Machine, cylinder filling row and high pressure atmospheric valve be arranged on walking dolly, unload joint and cylinder filling row stretch out in walking it is small
The both ends of car；Moulding press leads to the pipeline of cylinder filling row and high pressure check valve is connected to supervisor, and supervisor's connection gas cylinder fills
Dress row.
Cylinder filling is arranged to be connected by being flexibly connected head with supervisor, is flexibly connected head and is carried external screw thread including connection supervisor
Fixation tube head and with female movable head, movable head coordinates with fixing pipe head thread during use；
Fixing pipe rostral side is provided with bar shaped limit sliding chutes in axial direction, in circle of the outer wall along movable head of movable head
Circumferential limit sliding chutes are circumferentially provided with, are flexibly connected between fixed tube head and movable head by connection strap, one end of connection strap is stretched
Enter in bar shaped limit sliding chutes and can be moved in the length direction of bar shaped limit sliding chutes interior edge bar shaped limit sliding chutes, connection strap it is another
End is provided with position-limited wheel, and position-limited wheel puts in circumferential limit sliding chutes and can circumferentially limit sliding chutes move by the rotation of itself；
When fixed tube head be in connection status with movable head, movable head fine jade is screwed on fixed tube head, when fixed tube head with
When movable head is in released state, upward fine jade is twisted and erects cylinder filling row（As shown in Figure 3）, cylinder filling row is stuck in walking
The storage of cylinder filling row is completed at the L-shaped fastener of dolly top cover side.
The taper gas port of inside reduced diameter is provided with fixed tube head, cylinder filling row is connected with inlet cannula,
The front end of inlet cannula passes through movable head, and taper is injected in the front end of inlet cannula with taper gas port for shape during adaptable and use
Tapered mouth in gas port；Seal and coordinate after tapered mouth injects taper gas port, between the inwall of tapered mouth outer wall and taper gas port；
It is axially opposing fixation between inlet cannula and movable head, i.e., movable head can be relative to inlet cannula rotation and axial direction
Distance inconvenience, dynamic sealing coordinates between inlet cannula and movable head.
Tapered mouth outer wall is provided with sealing shroud, is also equipped with sealing the sealing of fixed tube head opening in movable head when using
Pad.
Advantageous effect：
It the utility model is related to a kind of hydrogen and fill skid and put, the purpose is to the plant investment for solving conventional is big, cost is high,
The problem of security of operation is poor, and crew numbers are more, and maintenance of equipment number is high, it can make equipment normal operation.
The device includes unload joint, high-pressure stop valve, the first reducer unit, the second reducer unit, pressure gauge, needle-like
Valve, safety valve, surge tank, moulding press, high pressure check valve, cylinder filling row, high pressure atmospheric valve, and connect their pipeline pipe
Part.Tube bank car pressure is more than 13Mpa, and joint of unloading connects high-pressure stop valve by pipeline, and high-pressure stop valve is connected by pipeline
To the first reducer unit, the first reducer unit is connected to high pressure check valve by pipeline, and high pressure check valve is connected to by pipeline
Cylinder filling is arranged, and tube bank car pressure is less than 13Mpa, and joint of unloading connects high-pressure stop valve by pipeline, and high-pressure stop valve passes through
Pipeline is connected to the second reducer unit, and the first reducer unit is connected to surge tank by pipeline, and surge tank is connected to by pipeline
Moulding press, moulding press are connected to cylinder filling by pipeline and arranged.
Lid arrangement is simple to operate, and floor space is small, and security performance is high, could restrain car and directly fill, reduce production
Expense, reduce production labor and make personnel, the cost of investment of equipment is low, and it is a general frame that this hydrogen, which fills sled, easy to remove
And dismounting, and cylinder filling row can store and decontrol, and beneficial to shared space is reduced when moving after use, be easy to move
It is dynamic.
Brief description of the drawings：
Fig. 1 is catenation principle schematic diagram of the present utility model；
Fig. 2 is overall structure diagram of the present utility model (cylinder filling row use state)；
Fig. 3 is overall structure diagram of the present utility model (cylinder filling row receiving state)
Fig. 4 is Fig. 2 A positions enlarged drawing：
Fig. 5 is Fig. 3 B positions enlarged drawing；
Fig. 6 is flexible connection head internal structure schematic diagram.
Embodiment：
A kind of hydrogen of the utility model offer fills skid and put, and the device includes unload joint, high-pressure stop valve 1, first
Reducer unit 2, the second reducer unit 3, high pressure check valve 7, surge tank 8, moulding press 9, cylinder filling row 10 and high pressure atmospheric valve
11；
Joint of unloading include tube bank car pressure be more than first used during 13Mpa unload joint 12-1 and, tube bank car pressure
Second used during less than 13Mpa is unloaded joint 12-2；
The first joint 12-1 that unloads connects one group of high-pressure stop valve 1 by pipeline, and this group of high-pressure stop valve 1 connected by pipeline
The first reducer unit 2 is connected to, the first reducer unit 2 is connected to high pressure check valve 7 by pipeline, and high pressure check valve 7 passes through pipeline
It is connected to cylinder filling row 10；
The second joint 12-2 that unloads connects another group of high-pressure stop valve 1 by pipeline, and this group of high-pressure stop valve 1 passes through pipeline
The second reducer unit 3 is connected to, the second reducer unit 3 is connected to surge tank 8 by pipeline, and surge tank 8 is connected to by pipeline
Moulding press 9, moulding press 9 are connected to cylinder filling row 10 by pipeline；
High pressure atmospheric valve 11 connects cylinder filling row 10.
The device also includes a bypass line 13, and bypass line 13 is in parallel with the first reducer unit 2 latter to be connected to
One unloads joint 12-1, another to be connected to high pressure check valve 7.
High-pressure stop valve 1 is also equipped with bypass line 13.
Being connected in parallel a little on the pipeline between high pressure check valve 7 between the reducer unit 2 of bypass line 13 and first
Pressure gauge 4 and high-pressure stop valve 1 are provided with, pressure gauge 4 is arranged on pipeline by needle valve 5.
Pressure gauge 4 and safety valve 6 are provided with surge tank 8, high pressure is provided with the pipeline of the front and rear sides of surge tank 8
Stop valve 1, moulding press 9, which leads on the pipeline of cylinder filling row 10, is provided with high-pressure stop valve 1, pressure gauge 4 and safety valve 6.
Moulding press 9 leads to the pipeline of cylinder filling row 10 and high pressure check valve 7 passes through pressure gauge 4 and high-pressure stop valve
1 is connected to cylinder filling row 10.
Unload joint, high-pressure stop valve 1, the first reducer unit 2, the second reducer unit 3, high pressure check valve 7, surge tank 8,
Moulding press 9, cylinder filling row 10 and high pressure atmospheric valve 11 are arranged on walking dolly 13, and unload joint and cylinder filling row 10
Stretch out in the both ends of walking dolly 13；Moulding press 9 leads to the pipeline 14 of cylinder filling row 10 and high pressure check valve 7 is connected to
Supervisor 15, the connection cylinder filling of supervisor 15 row 10.
Cylinder filling row 10 is connected by being flexibly connected head with supervisor 15, and being flexibly connected head includes carrying for connection supervisor 15
Externally threaded fixed tube head 16 and with female movable head 17, movable head 17 coordinates with the fixed screw thread of tube head 16 during use；
The fixed side of tube head 16 is provided with bar shaped limit sliding chutes 18 in axial direction, in the outer wall edge activity of movable head 17
The circle of head is circumferentially provided with circumferential limit sliding chutes 19, is flexibly connected between fixed tube head 16 and movable head 17 by connection strap 20,
One end of connection strap 20 puts in bar shaped limit sliding chutes 18 and can be in the length of the interior edge bar shaped limit sliding chutes 18 of bar shaped limit sliding chutes 18
Direction movement is spent, the other end of connection strap 20 is provided with position-limited wheel 21, and position-limited wheel 21 puts in circumferential limit sliding chutes 19 and can led to
Crossing the rotation of itself, circumferentially limit sliding chutes 19 move；
When fixed tube head 16 is in connection status with movable head 17, the fine jade of movable head 17 is screwed on fixed tube head 16, when solid
When fixed tube first 16 is in released state with movable head 17, upward fine jade is twisted and erects cylinder filling row 10 (as shown in Figure 3）, by gas cylinder
The row of filling 10 is stuck in the storage that cylinder filling row 10 is completed at the L-shaped fastener 23 of the side of 13 top cover of walking dolly 22.
The taper gas port 24 of inside reduced diameter is provided with fixed tube head 16, cylinder filling row 10 is connected with entrance
Intubation 25, the front end of inlet cannula 25 pass through movable head 17, and the front end of inlet cannula 25 is adapted for shape and taper gas port 24
And the tapered mouth injected when using in taper gas port 24；After tapered mouth injects taper gas port 24, tapered mouth outer wall and taper gas port
Seal and coordinate between 24 inwall；
It is axially opposing fixation between inlet cannula 25 and movable head 17, i.e. movable head 17 can revolve relative to inlet cannula 25
Turn and axial distance is inconvenient, dynamic sealing coordinates between inlet cannula 25 and movable head 17.
Tapered mouth outer wall is provided with sealing shroud 26, is also equipped with sealing fixed tube head 16 when using and being open in movable head 17
Sealing gasket 27.
In use, inlet cannula 25 is injected in taper gas port 24, simultaneously fine jade twists movable head 17 to movable head 17 in fixed tube head
Fine jade is tight on 16, then starts to fill, and after the completion of use, reverse fine jade twists movable head 17 and disengages it from fixing tube head 16, then such as Fig. 3
It is shown, cylinder filling row 10 is erected, is stuck in the storage that cylinder filling row 10 is completed at L-shaped fastener 23.
The utility model simplifies original hydrogen fueling station technique, by hydrogen tube bank car as source of the gas is filled, by subtracting
It is filled into after pressure in gas cylinder, when hydrogen restrains interior pressure 20mpa, hydrogen is depressurized to 13mpa by the first reducer unit 2,
Reach cylinder filling pressure, poured by cylinder filling row 10 in hydrogen cylinder.If hydrogen interior pressure is less than 13mpa, can
To open bypass pipe 13, hydrogen is set directly to be filled with by the row of filling in gas cylinder.In order that storage pressure reaches 13 mpa, gas cylinder pressure
Hydrogen is restrained in-car hydrogen and is depressurized to 1-2mpa by the second reducer unit 3, then pass through surge tank, mould by power less than 13 mpa
Hydrogen Vapor Pressure is compressed to 13mpa by press, is pipelined to afterwards in the row of filling, and realizes and hydrogen cylinder is filled.This
Sample hydrogen restrains in-car hydrogen, and either high pressure or low pressure can be realized and filled.
The hydrogen fills skid and puts simple to operate, and floor space is small, and security performance is high, is directly filled, subtracted using tube bank car
The expense of production is lacked, has reduced production labor and make personnel, the cost of investment of equipment reduces, and it is an overall frame that the hydrogen, which fills sled,
Frame, easy to remove and dismounting.
Claims (10)
1. a kind of hydrogen fills skid and put, it is characterised in that：The device includes unload joint, high-pressure stop valve（1）, first decompression
Valve group（2）, the second reducer unit（3）, high pressure check valve（7）, surge tank（8）, moulding press（9）, cylinder filling row（10）And height
Press atmospheric valve（11）；
Joint of unloading includes tube bank car pressure and is more than first used during 13Mpa unloading joint（12-1）With, tube bank car pressure it is small
Second used when 13Mpa is unloaded joint（12-2）；
First unloads joint（12-1）One group of high-pressure stop valve is connected by pipeline（1）, this group of high-pressure stop valve（1）Pass through pipeline
It is connected to the first reducer unit（2）, the first reducer unit（2）High pressure check valve is connected to by pipeline（7）, high pressure check valve
（7）Cylinder filling is connected to by pipeline to arrange（10）；
Second unloads joint（12-2）Another group of high-pressure stop valve is connected by pipeline（1）, this group of high-pressure stop valve（1）Pass through pipe
Road is connected to the second reducer unit（3）, the second reducer unit（3）Surge tank is connected to by pipeline（8）, surge tank（8）Pass through
Pipeline is connected to moulding press（9）, moulding press（9）Cylinder filling is connected to by pipeline to arrange（10）；
High pressure atmospheric valve（11）Connect cylinder filling row（10）.
2. hydrogen according to claim 1 fills skid and put, it is characterised in that：The device also includes a bypass line
（13）, bypass line（13）With the first reducer unit（2）It is in parallel latter to be connected to first and unload joint（12-1）, it is another to be connected to
High pressure check valve（7）.
3. hydrogen according to claim 2 fills skid and put, it is characterised in that：Bypass line（13）On be also equipped with high pressure
Stop valve（1）.
4. hydrogen according to claim 2 fills skid and put, it is characterised in that：In bypass line（13）With the first pressure-reducing valve
Group（2）Between be connected in parallel a little and high pressure check valve（7）Between pipeline on be provided with pressure gauge（4）And high-pressure stop valve
（1）, pressure gauge（4）Pass through needle valve（5）It is arranged on pipeline.
5. the hydrogen according to claim 1 or 4 fills skid and put, it is characterised in that：Surge tank（8）On be provided with pressure gauge
（4）And safety valve（6）, surge tank（8）Front and rear sides pipeline on be provided with high-pressure stop valve（1）, moulding press（9）Lead to
Cylinder filling is arranged（10）Pipeline on be provided with high-pressure stop valve（1）, pressure gauge（4）And safety valve（6）.
6. hydrogen according to claim 5 fills skid and put, it is characterised in that：Moulding press（9）Arranged towards cylinder filling
（10）Pipeline and high pressure check valve（7）Pass through pressure gauge（4）And high-pressure stop valve（1）It is connected to cylinder filling row
（10）.
7. hydrogen according to claim 6 fills skid and put, it is characterised in that：Unload joint, high-pressure stop valve（1）,
One reducer unit（2）, the second reducer unit（3）, high pressure check valve（7）, surge tank（8）, moulding press（9）, cylinder filling row
（10）With high pressure atmospheric valve（11）It is arranged at walking dolly（13）On, unload joint and cylinder filling row（10）Stretch out in walking
Dolly（13）Both ends；Moulding press（9）Arranged towards cylinder filling（10）Pipeline（14）And high pressure check valve（7）It is connected to
Supervisor（15）, supervisor（15）Connect cylinder filling row（10）.
8. hydrogen according to claim 7 fills skid and put, it is characterised in that：Cylinder filling is arranged（10）Pass through flexible connection
Head and supervisor（15）Connection, being flexibly connected head includes connection supervisor（15）Carry externally threaded fixed tube head（16）With with interior
The movable head of screw thread（17）, movable head during use（17）With fixed tube head（16）Screw thread coordinates；
Fixed tube head（16）Side is provided with bar shaped limit sliding chutes in axial direction（18）, in movable head（17）Outer wall along living
The circle of dynamic head is circumferentially provided with circumferential limit sliding chutes（19）, fixed tube head（16）With movable head（17）Between pass through connection strap（20）
It is flexibly connected, connection strap（20）One end put in bar shaped limit sliding chutes（18）It is interior and can be in bar shaped limit sliding chutes（18）Interior edge bar shaped
Limit sliding chutes（18）Length direction movement, connection strap（20）The other end be provided with position-limited wheel（21）, position-limited wheel（21）Put in
Circumferential limit sliding chutes（19）It is interior and the rotation of itself circumferentially limit sliding chutes can be passed through（19）It is mobile；
When fixed tube head（16）With movable head（17）During in connection status, movable head（17）Fine jade is screwed in fixed tube head（16）On,
When fixed tube head（16）With movable head（17）During in released state, upward fine jade is twisted and erects cylinder filling row（10）, by gas cylinder
The row of filling（10）It is stuck in walking dolly（13）Top cover（22）The L-shaped fastener of side（23）Complete cylinder filling row in place（10）Receipts
Receive.
9. hydrogen according to claim 8 fills skid and put, it is characterised in that：Fixed tube head（16）Inside it is provided with inwardly straight
The diminishing taper gas port in footpath（24）, cylinder filling row（10）It is connected with inlet cannula（25）, inlet cannula（25）Front end
Through movable head（17）, inlet cannula（25）Front end be shape and taper gas port（24）It is adapted and injects taper gas when using
Mouthful（24）Interior tapered mouth；Tapered mouth injects taper gas port（24）Afterwards, tapered mouth outer wall and taper gas port（24）Inwall between
Sealing coordinates；
Inlet cannula（25）With movable head（17）Between be axially opposing fixation, i.e. movable head（17）Can be relative to inlet cannula
（25）Rotation and axial distance inconvenience, inlet cannula（25）With movable head（17）Between dynamic sealing coordinate.
10. hydrogen according to claim 9 fills skid and put, it is characterised in that：Tapered mouth outer wall is provided with sealing shroud
（26）, in movable head（17）Inside it is also equipped with sealing fixed tube head when using（16）The sealing gasket of opening（27）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114935.8U CN207132086U (en) | 2017-09-01 | 2017-09-01 | Hydrogen fills skid and put |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114935.8U CN207132086U (en) | 2017-09-01 | 2017-09-01 | Hydrogen fills skid and put |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207132086U true CN207132086U (en) | 2018-03-23 |
Family
ID=61637143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721114935.8U Active CN207132086U (en) | 2017-09-01 | 2017-09-01 | Hydrogen fills skid and put |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207132086U (en) |
-
2017
- 2017-09-01 CN CN201721114935.8U patent/CN207132086U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207132086U (en) | Hydrogen fills skid and put | |
| CN201666842U (en) | Air tightness testing device | |
| CN202868302U (en) | Intelligent and efficient and safe hydrogen supplying device | |
| CN206018260U (en) | A kind of charging device of gases at high pressure | |
| CN208268771U (en) | A kind of Dewar tank fills and device for recovering tail gas | |
| CN104296940A (en) | Device for testing gas tightness of high-pressure gas cylinder | |
| CN204142451U (en) | A kind of gas cylinder tightness test device | |
| CN207259377U (en) | A kind of optical fiber carries hydrogen production device | |
| CN202056505U (en) | Safety carriage type compressed natural gas agent charger | |
| CN205504454U (en) | LNG unloads liquid, filling device | |
| CN208162623U (en) | A kind of nitrogen recycling tank in production of aluminum powder | |
| CN208187725U (en) | A kind of hydraulic type mechanical load of photovoltaic module test device | |
| CN208951671U (en) | A kind of liquid ammonia pouring equipment | |
| CN209245692U (en) | Filling liquid mechanism for carbon dioxide mobile workstation | |
| CN202598122U (en) | Compressed natural gas system and transport prying vehicle thereof | |
| CN202075243U (en) | Sulfur hexafluoride (SF6) gas vacuum pumping and inflating device for tube barrel of generator of X-ray inspection machine | |
| CN206514060U (en) | A kind of novel pressure container | |
| CN205533065U (en) | Compound compressor arrangement of natural gas gas substation | |
| CN205786111U (en) | A kind of cell pressure detection equipment | |
| CN206753872U (en) | A kind of medical air compressor | |
| CN206184545U (en) | Novel ball milling powder expects machine | |
| CN208652135U (en) | A kind of CNG gas station sequential control disk | |
| CN203486887U (en) | Wind pressure automatic refueling device | |
| CN210831406U (en) | Container type liquefied compressed natural gas filling device | |
| CN205687532U (en) | A kind of pure water Quick-filling equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |