CN220851196U - Hydrogen filling is with safe switching device - Google Patents
Hydrogen filling is with safe switching device Download PDFInfo
- Publication number
- CN220851196U CN220851196U CN202322843192.XU CN202322843192U CN220851196U CN 220851196 U CN220851196 U CN 220851196U CN 202322843192 U CN202322843192 U CN 202322843192U CN 220851196 U CN220851196 U CN 220851196U
- Authority
- CN
- China
- Prior art keywords
- sealing
- hydrogen
- switching device
- ventilation groove
- hydrogen filling
- 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
- 239000001257 hydrogen Substances 0.000 title claims abstract description 74
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 74
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 238000007789 sealing Methods 0.000 claims abstract description 99
- 238000009423 ventilation Methods 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 3
- 206010066054 Dysmorphism Diseases 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 13
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a safe switching device for hydrogen filling, which belongs to the technical field of switching devices and comprises a main pipe, wherein one end of the main pipe is connected with a sealing valve, one end of the sealing valve is connected with an air receiving pipe, and a special-shaped ventilation groove is formed in the main pipe. When the hydrogen is filled, a person can timely find that the joint of the sealing gasket and the hydrogen tank is leaked when the sealing gasket is not tightly connected with the hydrogen tank, the sealing valve can be timely closed to avoid hydrogen leakage, the spring in the ventilation groove rapidly ejects the sealing ball when the gas receiving pipe at one side is accidentally separated from the hydrogen input pipeline, the sealing ball is in contact with the round end face at one end of the ventilation groove for sealing, and meanwhile, a plurality of sealing rings are in contact with the sealing ball for sealing.
Description
Technical Field
The utility model relates to the technical field of switching devices, in particular to a safety switching device for hydrogen filling.
Background
Hydrogen is a very easy-to-burn, colorless and transparent gas, is the lightest gas at present, has very small density, is very widely applied to industry and is used for synthesizing various industrial raw materials in chemical industry.
The transportation of hydrogen is mostly filling transportation, when filling hydrogen in the pressure bottle, needs to carry out the connection of bottleneck through switching device, carries out the pressure transportation of hydrogen, fills hydrogen in the pressure bottle.
However, the existing safety switching device for hydrogen filling is inconvenient to install and connect quickly, the installation operation is not convenient enough, when more hydrogen is filled in a filling bottle by the common switching device, the backflow of the hydrogen in the bottle cannot be prevented, when an air charging pipeline at one end accidentally drops, the inlet port cannot be sealed in time, the leakage of the hydrogen is easy to cause, and the use safety is not high.
Disclosure of utility model
The utility model aims to provide a safe switching device for hydrogen filling, which solves the problems that the above-mentioned inconvenient and rapid installation and connection is inconvenient and inconvenient to install and operate, and when a common switching device fills more hydrogen into a filling bottle, the backflow of the hydrogen in the bottle cannot be prevented, when an air charging pipeline at one end accidentally drops off, an inlet port cannot be sealed in time, the leakage of the hydrogen is easy to cause, and the use safety is not high.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a safe switching device for hydrogen filling, includes the main pipe, the one end of main pipe is connected with the sealing valve, and the sealing valve is in sealedly when the device is connected with the hydrogen jar, lets switching device avoid hydrogen leakage when installing, and the installation connection of one side of being convenient for, the one end of sealing valve is connected with the gas receiving pipe, is connected with the hydrogen input pipeline through the gas receiving pipe, the inside of main pipe has seted up the dysmorphism ventilation groove, the one end of ventilation groove is circular and the other end is the opening toper, the opening toper end of ventilation groove is connected with the spring, the other end of spring is connected with the sealing ball, connects the sealing ball through the spring in the ventilation groove An Danhuang, and when the input pipeline import hydrogen, the sealing ball moves the opening toper end under the effect of pressure, and hydrogen normally inputs, and when one side input pipeline unexpected breaks away from, the spring is with the sealing ball fast and is bounced at circular end, sealing is carried out, the leakage of hydrogen in the sealing tank is avoided, the circular end of the vent groove is embedded and connected with a plurality of sealing rings, the sealing performance is ensured by further sealing the vent groove through the plurality of sealing rings, one end of the main pipe is connected with a sealing gasket in a clamping way, one end of the main pipe is welded with a guide cylinder, the guide cylinder is convenient for guiding connection of the device, the sealing gasket is contacted with the air inlet end face of the sealing tank body in a guiding way, the connecting port is limited at the same time, a clamping plate is installed at one end of the main pipe in a clamping way, a first stirring plate and a second stirring plate are respectively and movably connected at two ends of the clamping plate, one ends of the first stirring plate and the second stirring plate are respectively and movably connected with a clamping jaw through a first stirring plate and a second stirring plate which are tightly held at two sides by hands, the jack catch of both sides is stirred the board through eccentric first and is stirred the board and the second and stir the board and strain, and then lets sealed pad and hydrogen tank in close contact with be connected, realizes quick installation connection, the first upper end of stirring the board is connected with the cable wire, the card post is connected to the other end of cable wire, the second stir the upper end set up with card post assorted draw-in groove, stir board upper end joint through being the card post and second, let first stir the board and stir the board with the second and carry out spacingly, avoid first stirring board and second to stir the board both sides and break away from.
As a further scheme of the utility model: the outer surface welding of one end of gas receiving pipe has a plurality of antiskid ring, and is a plurality of antiskid ring parallel equidistance sets up, carries out antiskid through a plurality of antiskid ring on the gas receiving pipe and connects, lets the pipeline connection stable.
As a further scheme of the utility model: the sealing rings are arranged coaxially, are made of wear-resistant rubber materials, and are in multi-layer sealing contact with the sealing balls, so that the device is better in contact sealing effect.
As a further scheme of the utility model: the opening conical end of the ventilation groove is provided with a plurality of side channels, the side channels are annularly distributed in the ventilation groove, and the hydrogen circulation channels are increased through the side channels on the ventilation groove, so that the circulation rate of hydrogen is ensured.
As a further scheme of the utility model: the contact end of the sealing gasket is provided with a chamfer, the sealing gasket and the guide cylinder are arranged on the same axis, the sealing gasket is convenient to be in installation contact with the connecting end of the hydrogen tank through the chamfer of the contact end surface of the sealing gasket, the sealing gasket and the guide cylinder on the same axis are convenient to be installed just right, the guide cylinder is prevented from being installed just right, and the sealing gasket and the guide cylinder on the same axis are prevented from being deviated in guide, so that the sealing gasket is guaranteed to be connected just right with the hydrogen tank.
As a further scheme of the utility model: the clamping contact ends of the clamping jaws are arc-shaped, the two clamping jaws are arranged on the same horizontal plane and are in contact connection with the clamping grooves corresponding to the hydrogen tanks through the clamping ends on the clamping jaws, and the clamping jaws on the two same horizontal plane can ensure synchronous stress on two sides and balance tension stress on two sides.
As a further scheme of the utility model: the anti-skid grooves are formed in the first poking plate and the second poking plate, the first poking plate and the second poking plate are symmetrically distributed on two sides of the clamping plate, the first poking plate and the second poking plate which are symmetrical on two sides of the clamping plate are convenient for centering and pressing on two sides of a hand, and friction force is increased by the anti-skid grooves in the first poking plate and the second poking plate.
Compared with the prior art, the utility model has the beneficial effects that:
In the utility model, when the hydrogen is filled just, when the connection between the sealing gasket and the hydrogen tank is not tight enough, personnel can timely find that the joint between the sealing gasket and the hydrogen tank is leaked, the sealing valve can be timely closed to avoid hydrogen leakage, when the gas receiving pipe at one side is accidentally separated from the hydrogen input pipeline, the spring in the ventilation groove rapidly ejects the sealing ball, and the sealing ball is contacted and sealed with the round end face at one end of the ventilation groove, and meanwhile, a plurality of sealing rings are contacted and sealed with the sealing ball.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the overall explosive structure of the present utility model;
FIG. 3 is a schematic elevational view of the present utility model;
FIG. 4 is a schematic view of the cross-sectional structure of FIG. 3 A-A in accordance with the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present utility model;
fig. 6 is an enlarged view of fig. 4C according to the present utility model.
In the figure: 1. a main pipe; 2. a sealing valve; 3. a gas receiving pipe; 4. an anti-slip ring; 5. a vent groove; 6. a sealing ball; 7. a spring; 8. a side channel; 9. a seal ring; 10. a guide cylinder; 11. a sealing gasket; 12. a clamping plate; 13. a first toggle plate; 14. a second toggle plate; 15. a claw; 16. a wire rope; 17. and (5) clamping the column.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
This embodiment;
Referring to fig. 1-6, in the embodiment of the utility model, a safety switching device for filling hydrogen is provided, a main pipe 1, one end of the main pipe 1 is connected with a sealing valve 2, the sealing valve 2 is sealed when the device is connected with a hydrogen tank, hydrogen leakage is avoided when the switching device is installed, one side of the switching device is convenient to install and connect, one end of the sealing valve 2 is connected with a gas receiving pipe 3, the switching device is connected with a hydrogen input pipeline through the gas receiving pipe 3, a special-shaped vent groove 5 is formed in the main pipe 1, one end of the vent groove 5 is circular, the other end of the vent groove 5 is in an open conical shape, a spring 7 is connected with the open conical end of the vent groove 5, the other end of the spring 7 is connected with a sealing ball 6, the sealing ball 6 is connected through the spring 7, when hydrogen is introduced into the input pipeline under the pressure, the sealing ball 6 is moved to the open conical end under the action of pressure, the hydrogen is normally input, and when the hydrogen is accidentally separated from the input pipeline at one side, the spring 7 quickly rebounds and props the sealing ball 6 on the round end for sealing, hydrogen leakage in the sealing tank is avoided, the round end of the ventilation groove 5 is embedded and connected with a plurality of sealing rings 9, sealing performance is further ensured by the plurality of sealing rings 9, one end of the main pipe 1 is connected with a sealing gasket 11 in a clamping way, one end of the main pipe 1 is welded with a guide cylinder 10, the contact end of the sealing gasket 11 is provided with a chamfer, the sealing gasket 11 and the guide cylinder 10 are arranged on the same axis, the sealing gasket 11 and the guide cylinder 10 on the same axis are convenient for being in installation contact with the connecting end of the hydrogen tank through the chamfer of the contact end face of the sealing gasket 11, the sealing gasket 11 and the guide cylinder 10 on the same axis are convenient for being in guide connection with the hydrogen tank, the sealing gasket 11 and the air inlet end face of the sealing tank body are convenient for being in contact guide connection, simultaneously carry out spacing to the connection port, the cardboard 12 is installed to the one end joint of being responsible for 1, the both ends of cardboard 12 swing joint respectively have first toggle plate 13 and second toggle plate 14, first toggle plate 13 and second toggle plate 14 are eccentric rotation with cardboard 12 swing joint department and are connected, first toggle plate 13 and second toggle plate 14's the equal swing joint jack catch 15 of one end, the screens contact end of jack catch 15 is the arc, two jack catch 15 sets up on same horizontal plane, the screens end through on jack catch 15 contacts with the screens groove that hydrogen jar corresponds and is connected, the jack catch 15 on two same horizontal planes can guarantee both sides synchronous atress, let both sides pulling force atress balanced, first toggle plate 13 and the second toggle plate 14 through the hand of holding both sides, and first toggle plate 13 and the second toggle plate 14 of both sides are taut, and then let sealing washer 11 and hydrogen jar close contact connection, the upper end of first toggle plate 13 is connected with cable 16, the other end spliced strut 17 of cable 16, the upper end that the second toggle plate 14 is seted up and is with the screens groove that the screens 17 is that the card jar corresponds is with the second toggle plate 14, let both sides and the second toggle plate 14 is connected with the first strut that the second is avoided holding up, the second is connected with the second 13 side 13.
One end of the device is connected with a hydrogen input pipeline through an air connecting pipe 3, hydrogen is led into one end of a main pipe 1 through an internal ventilation groove 5, a sealing gasket 11 at one end of the main pipe 1 is in sealing connection with a hydrogen tank, a clamping plate 12 is mounted on the main pipe 1 in a clamping manner, two sides of the clamping plate 12 are respectively eccentrically connected with a first stirring plate 13 and a second stirring plate 14, clamping claws 15 at two sides are in contact with the clamping end of the hydrogen tank in a clamping manner, the first stirring plate 13 and the second stirring plate 14 in eccentric connection are pressed by hands, the clamping claws 15 at two sides can be tensioned, the sealing gasket 11 is in contact with the density of the hydrogen tank, the sealing valve 2 is opened to allow the hydrogen to enter, the hydrogen is transferred and filled into the hydrogen tank, when the connection between the sealing gasket 11 and the hydrogen tank is not tight enough, a person can timely find that the sealing gasket 11 is in contact with the hydrogen tank, the sealing valve 2 can be timely closed, the hydrogen is prevented from leaking, and when the accidental detachment of the air connecting pipe 3 at one side and the hydrogen input pipeline occurs, a spring 7 in the ventilation groove 5 rapidly ejects the sealing ball 6, the sealing ball 6 is in contact with the round end face of the circular end face of the sealing ball 5, and simultaneously, the sealing ball 6 is well contacted with the sealing ball 9 is prevented from being in the sealing effect, and the inside the hydrogen is avoided from being greatly leaked by the sealing effect.
Preferably, as shown in fig. 1, a plurality of anti-slip rings 4 are welded on the outer surface of one end of the gas receiving pipe 3, and the anti-slip rings 4 are arranged in parallel and equidistantly, and the anti-slip connection is performed through the anti-slip rings 4 on the gas receiving pipe 3, so that the pipeline connection is stable.
Preferably, as shown in fig. 4 and 5, the plurality of sealing rings 9 are arranged coaxially, the sealing rings 9 are made of wear-resistant rubber materials, and the plurality of sealing rings 9 are in multi-layer sealing contact with the sealing balls 6, so that the device has better contact sealing effect.
Preferably, as shown in fig. 4, the open tapered end of the vent groove 5 is provided with a plurality of side channels 8, the plurality of side channels 8 are annularly distributed in the vent groove 5, and the hydrogen circulation channel is increased through the plurality of side channels 8 on the vent groove 5, so that the hydrogen circulation rate is ensured.
Preferably, as shown in fig. 1, the first toggle plate 13 and the second toggle plate 14 are provided with anti-slip grooves, the first toggle plate 13 and the second toggle plate 14 are symmetrically distributed on two sides of the clamping plate 12, the first toggle plate 13 and the second toggle plate 14 which are symmetrically arranged on two sides of the clamping plate 12 are convenient for centering and pressing on two sides of the hand, and the anti-slip grooves on the first toggle plate 13 and the second toggle plate 14 increase friction force.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a hydrogen filling is with safe switching device, includes person in charge (1), its characterized in that: the utility model discloses a cable wire rope sealing device, including main pipe (1), sealing valve (2) is connected with one end of being responsible for (1), sealing valve (2) one end is connected with air pipe (3), dysmorphism ventilation groove (5) have been seted up to the inside of being responsible for (1), the one end of ventilation groove (5) is circular and the other end is the opening toper, the opening toper end of ventilation groove (5) is connected with spring (7), the other end of spring (7) is connected with sealing ball (6), the circular end embedding of ventilation groove (5) is connected with a plurality of sealing washer (9), the one end joint of being responsible for (1) is connected with sealing washer (11), the one end welding of being responsible for (1) has guiding cylinder (10), cardboard (12) are installed to the one end joint of being responsible for (1), the both ends of cardboard (12) are swing joint have first stirring board (13) and second stirring board (14) respectively, first stirring board (13) and second stirring board (14) and cardboard (12) swing joint department are eccentric rotation connection, first stirring board (13) and second stirring board (14) are all, first stirring board (16) are connected with cable wire rope (16) of swing joint (16), the upper end of the second toggle plate (14) is provided with a clamping groove matched with the clamping column (17).
2. The safety switching device for hydrogen filling according to claim 1, wherein: a plurality of anti-slip rings (4) are welded on the outer surface of one end of the air receiving pipe (3), and the anti-slip rings (4) are arranged in parallel at equal intervals.
3. The safety switching device for hydrogen filling according to claim 1, wherein: the sealing rings (9) are arranged coaxially, and the sealing rings (9) are made of wear-resistant rubber materials.
4. The safety switching device for hydrogen filling according to claim 1, wherein: the open conical end of the ventilation groove (5) is provided with a plurality of side channels (8), and the side channels (8) are annularly distributed in the ventilation groove (5).
5. The safety switching device for hydrogen filling according to claim 1, wherein: the contact end of the sealing gasket (11) is provided with a chamfer, and the sealing gasket (11) and the guide cylinder (10) are arranged on the same axis.
6. The safety switching device for hydrogen filling according to claim 1, wherein: the clamping contact ends of the clamping jaws (15) are arc-shaped, and the two clamping jaws (15) are arranged on the same horizontal plane.
7. The safety switching device for hydrogen filling according to claim 1, wherein: anti-skid grooves are formed in the first poking plate (13) and the second poking plate (14), and the first poking plate (13) and the second poking plate (14) are symmetrically distributed on two sides of the clamping plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322843192.XU CN220851196U (en) | 2023-10-23 | 2023-10-23 | Hydrogen filling is with safe switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322843192.XU CN220851196U (en) | 2023-10-23 | 2023-10-23 | Hydrogen filling is with safe switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220851196U true CN220851196U (en) | 2024-04-26 |
Family
ID=90777775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322843192.XU Active CN220851196U (en) | 2023-10-23 | 2023-10-23 | Hydrogen filling is with safe switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220851196U (en) |
-
2023
- 2023-10-23 CN CN202322843192.XU patent/CN220851196U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111140771B (en) | Active safety protection device and method for hydrogen pipeline | |
| CN220851196U (en) | Hydrogen filling is with safe switching device | |
| CN115013617B (en) | Get gas connector | |
| CN212509500U (en) | Indium wire sealing structure | |
| CN209671773U (en) | A kind of subway people's air defense wall pipe tape threading plugging device | |
| CN214118943U (en) | Rubber ring pressure sealing device | |
| CN205937798U (en) | Stand wear and tear piston seal is used to natural gas compression cylinder | |
| CN209909347U (en) | Pipeline interface convenient to installation | |
| CN209945612U (en) | Three-station vacuum pressure sensor sealing test bench | |
| CN207145963U (en) | One kind oxygenation exhaust apparatus | |
| CN219495586U (en) | Air tightness detection device and test system | |
| CN111473171A (en) | Pilot-operated type sealing threaded joint | |
| CN202757841U (en) | Lamp bulb compression resistance testing tool | |
| CN201780036U (en) | Sealing head device for graphite heat exchanger | |
| CN212693788U (en) | Washing liquid injection device for washing plate | |
| CN220039763U (en) | Bottle lid seals detects frock | |
| CN214373964U (en) | Pressure test tool for gasifier burner | |
| CN205937809U (en) | A sealing washer for natural gas compression cylinder | |
| CN209762516U (en) | High leakproofness is quick-operation joint for hydraulic pressure | |
| CN218488215U (en) | Fuel filter leakproofness test oil pipe seals ready-packaged clamp | |
| CN213776723U (en) | Flange mouth quick sealing plugging device | |
| CN213240079U (en) | Magnetic drive's annular fixture of high temperature high pressure | |
| CN105466787B (en) | The limit pressure test device of the seal of battery | |
| CN212775592U (en) | Pressure-equalizing blow-off valve pressing device | |
| CN216134027U (en) | Quick-plugging outlet head of gas meter valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |