CN111664350A - Single-tube hydrogenation gun and filling and pressure relief system thereof - Google Patents
Single-tube hydrogenation gun and filling and pressure relief system thereof Download PDFInfo
- Publication number
- CN111664350A CN111664350A CN202010624541.7A CN202010624541A CN111664350A CN 111664350 A CN111664350 A CN 111664350A CN 202010624541 A CN202010624541 A CN 202010624541A CN 111664350 A CN111664350 A CN 111664350A
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- hydrogenation
- hydrogenation gun
- pressure
- gun
- pipeline
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- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 144
- 238000004891 communication Methods 0.000 claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims description 41
- 230000006835 compression Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- 230000008094 contradictory effect Effects 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/086—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of latching members pushed radially by spring-like elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/12—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members
- F16L37/138—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using hooks, pawls or other movable or insertable locking members using an axially movable sleeve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/28—Couplings of the quick-acting type with fluid cut-off means
- F16L37/38—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings
- F16L37/40—Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of the two pipe-end fittings with a lift valve being opened automatically when the coupling is applied
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/026—Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/04—Arrangement or mounting of valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
- F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
- F17C2205/037—Quick connecting means, e.g. couplings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/05—Vessel or content identifications, e.g. labels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
- F17C2205/05—Vessel or content identifications, e.g. labels
- F17C2205/058—Vessel or content identifications, e.g. labels by Radio Frequency Identification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0165—Applications for fluid transport or storage on the road
- F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
- F17C2270/0178—Cars
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- 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
Abstract
The invention discloses a charging and pressure-releasing system of a single-tube hydrogenation gun, which comprises a hydrogenation gun head, a hydrogenation gun handle, a hydrogenation pipeline, a vehicle infrared communication module, a switch valve, an emptying valve, a communication cable, a pressure sensor and a processor, wherein the hydrogenation gun head is connected with the hydrogenation gun handle; the hydrogenation gun head is arranged on the hydrogenation gun handle, the hydrogenation pipeline is arranged in the hydrogenation gun head and the hydrogenation gun handle, the switch valve is arranged on the hydrogenation pipeline, the switch valve and the emptying pipeline are sequentially arranged in the advancing direction of airflow, the emptying pipeline is arranged on the rear side of the switch valve in a branching mode, the emptying valve is arranged on the emptying pipeline, the pressure sensor is arranged in the emptying pipeline, the switch valve and the emptying valve are both electrically connected with the processor, and the vehicle-mounted infrared communication template is arranged at the end part of the hydrogenation gun head; the emptying valve is arranged in the filling pipeline, so that high-pressure gas in the filling pipeline is released after filling is completed, the high-pressure gas is prevented from injuring operators, and the plugging force of high pressure on the hydrogenation gun is reduced.
Description
Technical Field
The invention relates to the field of hydrogen injection of new energy vehicles, in particular to a charging and pressure releasing system of a single-tube hydrogenation gun.
Background
Due to the high importance of environmental protection, many clean energy sources have been developed in the world, and hydrogen energy is a recognized clean energy source and is emerging as a low-carbon and zero-carbon energy source.
In the 21 st century, hydrogen energy development plans are made in China, America, Japan, Canada, European Union and the like, at present, China has made various progress in the field of hydrogen energy, and is expected to become one of the countries with leading hydrogen energy technology and application in the near future, a plurality of countries have established hydrogen stations, a hydrogenation machine is taken as a core metering device to take a very important position, a control system of the hydrogenation machine is the core of the hydrogenation machine, and how to ensure the rapid and safe filling of the hydrogenation machine is of great importance.
Disclosure of Invention
The invention aims to: aiming at the problems, the filling and pressure releasing system of the single-tube hydrogenation gun is provided, and the problems that the hydrogenation gun cannot be filled safely and efficiently, the hydrogenation gun is complex in structure, large in size and inconvenient to use in the prior art are solved.
The scheme is realized as follows:
a charging and pressure-releasing system of a single-pipe hydrogenation gun comprises: the device comprises a hydrogenation gun head, a hydrogenation gun handle, a hydrogenation pipeline, a vehicle infrared communication module, a switch valve, an exhaust valve, a communication cable, a pressure sensor and a processor; the hydrogenation gun head is arranged on the hydrogenation gun handle, the hydrogenation pipeline is arranged in the hydrogenation gun head and the hydrogenation gun handle, the switch valve is arranged on the hydrogenation pipeline, the switch valve and the emptying pipeline are sequentially arranged in the advancing direction of air flow, the emptying pipeline is arranged on the rear side of the switch valve in a branching mode, the emptying valve is arranged on the emptying pipeline, the pressure sensor is arranged in the emptying pipeline, the switch valve and the emptying valve are both electrically connected with the processor, and the vehicle-mounted infrared communication template is arranged at the end portion of the hydrogenation gun head.
Preferably, the processor and the communication cable are both arranged at the inner position of the handle head, and the processor is respectively connected with the vehicle infrared communication module and the communication cable.
Preferably, the vehicle infrared communication module comprises a flow detector, a pressure detector and a temperature detector, the flow detector, the pressure detector and the temperature detector are all electrically connected with the processor, the flow detector is used for detecting the flow filled in the vehicle-mounted bottle, the pressure detector is used for detecting the pressure in the vehicle-mounted bottle, and the temperature detector is used for detecting the temperature data in the vehicle-mounted bottle.
Preferably, the hydrogenation gun head comprises a protective sleeve, an elastic self-locking assembly and a pneumatic self-locking assembly; the annular sleeve of the protective sleeve is arranged on the outer side of the hydrogenation gun, the elastic self-locking assembly is arranged at the end position of the hydrogenation gun, and the air pressure self-locking assembly is arranged at the middle position of the hydrogenation 1.
Preferably, the elastic self-locking assembly comprises a jaw, a tightening spring and a compression spring; the clamping jaws are arranged along the annular surface of the gas path pipeline of the hydrogenation gun in an annular manner, the clamping jaws are arranged along the gas path pipeline in an annular manner, the clamping hoop springs are arranged on the clamping jaws in an annular sleeved manner, and the clamping hoop springs are used for preliminarily limiting and fixing the clamping jaws;
preferably, an expansion cavity is formed between the protective sleeve and the hydrogenation gun, a first abutting surface is arranged on the outer ring surface of the hydrogenation gun in the expansion cavity, the compression spring is arranged in the expansion cavity and arranged along the outer wall of the hydrogenation gun, one end of the compression spring is in contact with the first abutting surface, and the other end surface of the compression spring is in contact with the inside of the protective sleeve.
Preferably, the clamping jaw comprises a front end part, a rear end part, a first clamping groove, a second clamping groove, a first protrusion and a second protrusion, the first clamping groove and the first protrusion are oppositely arranged on the rear end part, the second clamping groove and the second protrusion are arranged on the opposite front end part, the first clamping groove and the second clamping groove are arranged on the outer side surface of the clamping jaw, and the first protrusion and the second protrusion are arranged on the inner side surface of the clamping jaw; first draw-in groove and second draw-in groove carry out the mating reaction with different lock ring springs respectively, make jack catch group front end and rear end terminal surface homoenergetic that a plurality of jack catches formed tentatively spacing and fixed, hydrogenation rifle inside be provided with first protruding assorted recess, first arch setting is in the recess.
Preferably, the shape of the second bulge is matched with the concave ring surface of the hydrogenation gun seat, the second bulge comprises a first inclined surface, a horizontal surface and a second inclined surface, and the first inclined surface, the horizontal surface and the second inclined surface are sequentially connected to form a convex surface structure; set up the second face of contradicting on the first draw-in groove, the second face of contradicting is the inclined plane, and the second face of contradicting contacts with the tip of protective sheath, and the inside extrusion that receives compression spring of protective sheath, the outside extrusion that receives the second face of contradicting makes the protective sheath relatively fixed on the hydrogenation rifle.
Preferably, the pneumatic self-locking assembly comprises a sealing element, a bushing, an air inlet hole, a valve core and a main spring; the sealing element is arranged in the expansion cavity, the sealing element is arranged at the contact part of the protective sleeve and the shell of the hydrogenation gun to ensure the airtightness in the expansion cavity, the main spring and the valve core are arranged on the air path pipe of the hydrogenation gun, the valve core is movably arranged in the hydrogenation gun, the bushing is arranged at the contact end of the main spring and the valve core, and the air inlet pipe is arranged between the expansion cavity and the bushing.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the invention adopts one-key start-stop hydrogenation to fully utilize the control logic principle of the hydrogenation process, and solves the problems of controlling the hydrogenation gun in real time and starting and stopping the hydrogenation. Thereby the hydrogenation gun is more reasonable, convenient, safe and reliable, and the operation efficiency is greatly improved.
2. The emptying valve is arranged in the filling pipeline, so that high-pressure gas in the filling pipeline is released after filling is completed, the high-pressure gas is prevented from injuring operators, and the plugging force of high pressure on the hydrogenation gun is reduced.
3. The invention adopts the double-layer guarantee of the elastic self-locking assembly and the pneumatic self-locking assembly, greatly increases the safety during filling, is very convenient and fast in the whole gun inserting process, does not need other actions, and greatly improves the operation efficiency.
Drawings
FIG. 1 is a schematic side view of the present invention in its entirety;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic structural view of a hydrogenation lance head in example 2 of the present invention;
FIG. 4 is a schematic view showing the structure of an integrated chuck in embodiment 2 of the present invention;
FIG. 5 is a schematic side view of the whole of example 2 of the present invention;
FIG. 6 is a schematic side view showing another state in embodiment 2 of the present invention;
the labels in the figure are: 1. a hydrogenation gun head; 101. a hydrogenation gun handle; 102. a hydrogenation conduit; 103. a communication cable; 104. a processor; 2. a protective sleeve; 31. a claw; 32. a tightening spring; 33. a compression spring; 34. an expansion chamber; 35. a first abutting surface; 311. a front end portion; 312. a rear end portion; 313. a first card slot; 314. a second card slot; 315. a first protrusion; 316. a second protrusion; 317. a first inclined plane; 318. a horizontal plane; 319. A second inclined plane; 41. a seal member; 42. a bushing; 43. an air inlet; 44. a valve core; 45. a main spring; 5. A vehicle infrared detection assembly; 6. a hydrogenation gun seat; 61. a second interference surface.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
Example 1
As shown in fig. 1-2, a charging and pressure-releasing system for a single-tube hydrogenation gun comprises a hydrogenation gun head 1, a hydrogenation gun handle 101, a hydrogenation pipeline 102, a vehicle infrared detection assembly 5, a switch valve (not shown), an exhaust valve (not shown), a communication cable 103, a pressure sensor and a processor 104; the hydrogenation gun head 1 is arranged on the hydrogenation gun handle 101, the hydrogenation pipeline 102 is arranged in the hydrogenation gun head 1 and the hydrogenation gun handle 101 and is provided as a pipeline, and the hydrogen injection, evacuation and pressure release are realized through one pipeline, so that compared with 2 pipelines arranged in the prior art, the single pipeline in the scheme can simplify the structure and reduce the volume;
the switching valve is arranged on the hydrogenation pipeline, the switching valve and an emptying pipeline (not shown) are sequentially arranged in the airflow advancing direction, the emptying pipeline is arranged on the rear side of the switching valve in a branching mode, the emptying valve is arranged on the emptying pipeline, the pressure sensor is arranged in the emptying pipeline, the switching valve controls the on-off condition of the whole pipeline, the switching valve and the emptying valve are both electrically connected with the processor 104, the pressure sensor is used for detecting the pressure in the pipeline, and when the pressure is released to a safe value, the loading gun can be unloaded.
The emptying valve controls the opening and closing of the emptying pipeline; when the automobile needs to be filled, the processor 104 controls the emptying valve to be closed and controls the switch valve to be opened, so that the whole pipeline is communicated to fill the automobile, and after the filling is completed, the processor 104 controls the switch valve to be closed and the emptying valve to be opened to evacuate and release the hydrogenation gun head 1, so that high-pressure gas inside the filling pipeline is released, the high-pressure gas is prevented from injuring an operator, and meanwhile, the plugging force of the hydrogenation gun due to high pressure is reduced.
The vehicle infrared detection assembly 5 is arranged at the end part of the hydrogenation gun head 1, and when the hydrogenation gun is in contact with a new energy vehicle for filling, the vehicle infrared communication module detects various data of a vehicle-mounted bottle in the vehicle body; the processor 104 is respectively connected with the vehicle infrared communication assembly and the communication cable 103;
the processor 104 and the communication cable 103 are connected and arranged at the inner position of the handle head, and the processor 104 is respectively connected with the vehicle infrared communication assembly and the communication cable 103; the vehicle infrared communication subassembly includes flow detector, pressure detector and thermodetector, flow detector, pressure detector and thermodetector all are connected with treater 104 electricity, flow detector be used for detecting fill into the flow of on-vehicle bottle pressure detector is used for detecting the pressure in the on-vehicle bottle, thermodetector is used for detecting the temperature data in the on-vehicle bottle, prevents that phenomena such as overcharge, excessive pressure, overtemperature from appearing in the on-vehicle bottle, promotes the security when filling.
Example 2
As shown in fig. 3 to 6, the present embodiment is similar to the embodiment, and is different in that the hydrogenation gun head includes a protective sleeve 2, an elastic self-locking assembly, and a pneumatic self-locking assembly; the outside at hydrogenation rifle 1 is established to 2 annular covers of protective sheath, elasticity auto-lock subassembly sets up the tip position at hydrogenation rifle 1, atmospheric pressure auto-lock subassembly sets up the middle part position at hydrogenation rifle 1, elasticity auto-lock subassembly cooperation protective sheath 2 realizes the elasticity auto-lock to hydrogenation rifle 1 and hydrogenation base, realizes the auto-lock of first layer mechanical structure, atmospheric pressure auto-lock subassembly cooperation protective sheath 2 realizes the atmospheric pressure auto-lock to hydrogenation rifle 1 and hydrogenation base, realizes the atmospheric pressure auto-lock of second floor, makes hydrogen filling in-process safe more high-efficient through double-deck auto-lock, and it is very convenient to make whole rifle process of inserting very convenient moreover, need not other actions, has improved operating efficiency greatly.
The elastic self-locking assembly comprises a claw 31, a tightening spring 32 and a compression spring 33; the number of the clamping jaws 31 is multiple, in this embodiment, the number of the clamping jaws 31 is 4, the number of the 4 clamping jaws 31 is 4, the number of the clamping jaws 31 is 4, the clamping spring 32 is annularly sleeved on the clamping jaws 31, and the clamping spring 32 is used for preliminarily limiting and fixing the plurality of clamping jaws 31;
be provided with expansion chamber 34 between protective sheath 2 and the hydrogenation rifle 1, be provided with first conflict face 35 on the outer anchor ring of hydrogenation rifle 1 in expansion chamber 34, compression spring 33 sets up in expansion chamber 34, and compression spring 33 sets up along the outer wall of hydrogenation rifle 1, and compression spring 33 one end and the contact of first conflict face 35, another terminal surface and protective sheath 2 internal contact, when protective sheath 2 backward slides, compression spring 33 atress compression, when external force release, compression spring 33 drives the sliding sleeve and resets along the length direction of hydrogenation rifle 1.
The pawl 31 comprises a front end part 311, a rear end part 312, a first clamping groove 313, a second clamping groove 314, a first protrusion 315 and a second protrusion 316, wherein the first clamping groove 313 and the first protrusion 315 are oppositely arranged on the rear end part 312, the second clamping groove 314 and the second protrusion 316 are arranged on the opposite front end part 311, the first clamping groove 313 and the second clamping groove 314 are arranged on the outer side surface of the pawl 31, and the first protrusion 315 and the second protrusion 316 are arranged on the inner side surface of the pawl 31; the first clamping groove 313 and the second clamping groove 314 are respectively matched with different tightening springs 32, so that the front end and the rear end of a clamping jaw 31 group formed by a plurality of clamping jaws 31 can be initially limited and fixed, a groove matched with the first bulge 315 is formed in the hydrogenation gun 1, and the first bulge 315 is arranged in the groove;
the shape of the second bulge 316 is matched with the concave ring surface of the hydrogenation gun seat 6, the second bulge 316 comprises a first inclined surface 317, a horizontal surface 318 and a second inclined surface 319, and the first inclined surface 317, the horizontal surface 318 and the second inclined surface 319 are sequentially connected to form a convex surface structure; set up second conflict face 61 on the first draw-in groove 313, second conflict face 61 is the inclined plane, and second conflict face 61 contacts with the tip of protective sheath 2, and the inside extrusion that receives compression spring 33 of protective sheath 2, the outside extrusion that receives second conflict face 61 makes protective sheath 2 relatively fixed on hydrogenation rifle 1.
When the device is used, the hydrogenation gun base 6 is inserted into the front end part 311 of the jaw 31 group formed by the jaw 31 group in an aligned mode, the end part of the hydrogenation gun base 6 is attached to the first inclined surface 317 of the jaw 31, the jaw 31 group is squeezed open, the end part of the protective sleeve 2 is abutted by the second abutting surface 61, along with the insertion of the hydrogenation gun base 6, the protective sleeve 2 slides inwards under the stress of the second abutting surface 61, and the compression spring 33 is compressed; when the second protrusions 316 of the claws 31 are attached to the grooves of the hydrogenation gun seat 6, the claws 31 are reset, and the compression spring 33 pushes the protective shell to reset for first locking; when the protective sleeve 2 is pulled without external force, the compression spring 33 is continuously in a compression state, the jaw 31 group cannot be opened, and the hydrogenation gun 1 cannot be pulled out of the hydrogenation gun seat 6.
Through above-mentioned structure, make whole rifle process of inserting very convenient, need not other actions, improved operating efficiency greatly to still form the auto-lock structure, promote the security of inserting the rifle.
The pneumatic self-locking assembly comprises a sealing element 41, a bushing 42, an air inlet hole 43, a valve core 44 and a main spring 45; the sealing element 41 is arranged in the expansion cavity 34, the sealing element 41 is arranged at the contact part of the protective sleeve 2 and the shell of the hydrogenation gun 1 to ensure the tightness in the expansion cavity 34, the main spring 45 and the valve core 44 are arranged on the gas path pipe of the hydrogenation gun 1, the valve core 44 is movably arranged in the hydrogenation gun 1, the bushing 42 is arranged at the contact end of the main spring 45 and the valve core 44, and the air inlet pipe is arranged between the expansion cavity 34 and the bushing 42.
When the hydrogenation gun seat 6 is pressed into the jaw 31 group, the hydrogenation gun seat 6 pushes the valve core 44 to move inwards, so that the valve core 44 is contacted with the main spring 45, the air hole in the valve core 44 is communicated with the main pipeline, the pipeline initially forms a passage, and the gas in the hydrogenation gun 1 starts to be filled;
because be provided with the inlet port 43 in the bush 42, so the gas can be when the main line switch-on, preferentially fill into expansion chamber 34 in, make expansion chamber 34 inflation, this moment, atmospheric pressure promotes protective sheath 2 and follows the outer wall radial slip of hydrogenation rifle 1, make the tip and the contact of second conflict face 61 of protective sheath 2, at this moment, the unable pulling protective sheath 2 of external force, jack catch 31 group can't open this moment, just formed pneumatic safe auto-lock, when internal pressure is higher and higher, expansion chamber 34 is the fastening more that protective sheath 2 contradicts, pressure is higher this moment, the safety more of atmospheric pressure auto-lock.
The safe operation in the hydrogenation process is ensured, and the self-locking state of the clamping jaw 31 group in the hydrogenation gun 1 can not be influenced by external force. When hydrogenation is accomplished, through hydrogenation machine control logic linkage, discharge hydrogenation rifle 1 inside gas, arrange the inside gas in expansion chamber 34 in the same direction as the area, outside pulling protective sheath 2 with the hand, 2 terminal surfaces of protective sheath and second conflict face 61 break away from the conflict state this moment, only need draw hydrogenation rifle 1, stimulate gently, just can make jack catch 31 inclined plane laminating hydrogenation rifle seat 6 inclined planes, open and break away from the recess, because breaking away from of hydrogenation rifle seat 6, main spring 45 resets, main spring 45 acts on case 44 and seals hydrogenation rifle 1, then loosen protective sheath 2 again, the tip of protective sheath 2 contacts with second conflict face 61, force to make jack catch 31 reset, the air gun pulls out the rifle and finishes, whole process operation is very convenient, ensure the safe operation of hydrogenation process.
The tip of jack catch 31 group is provided with vehicle infrared detection subassembly 5, the tip position of jack catch 31 group is established to vehicle infrared detection subassembly 5 cover, and it is spacing to have a certain degree to the tip of jack catch 31 group, convenient assembly, vehicle infrared communication module includes flow detector, pressure detector and thermodetector, flow detector be used for detecting fill into the vehicle-mounted bottle flow pressure detector is used for detecting the pressure in the vehicle-mounted bottle, thermodetector is used for detecting the temperature data in the vehicle-mounted bottle, prevents that phenomena such as overcharge, excessive pressure, overtemperature from appearing in the vehicle-mounted bottle, promotes the security when filling.
And a sealing assembly is arranged between the valve core 44 and the hydrogenation gun 1, and the sealing assemblies are respectively arranged on the contact surfaces between the valve core 44 and the hydrogenation gun 1, so that the integral air tightness is ensured when the valve core 44 is communicated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The utility model provides a single tube hydrogenation rifle fills pressure release system which characterized in that: the device comprises a hydrogenation gun head, a hydrogenation gun handle, a hydrogenation pipeline, a vehicle infrared communication module, a switch valve, an exhaust valve, a communication cable, a pressure sensor and a processor; the hydrogenation gun head is arranged on the hydrogenation gun handle, the hydrogenation pipeline is arranged in the hydrogenation gun head and the hydrogenation gun handle, the switch valve is arranged on the hydrogenation pipeline, the switch valve and the emptying pipeline are sequentially arranged in the advancing direction of air flow, the emptying pipeline is arranged on the rear side of the switch valve in a branching mode, the emptying valve is arranged on the emptying pipeline, the pressure sensor is arranged in the emptying pipeline, the switch valve and the emptying valve are both electrically connected with the processor, and the vehicle-mounted infrared communication template is arranged at the end portion of the hydrogenation gun head.
2. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 1, wherein: the processor and the communication cable are connected and arranged at the inner position of the handle head, and the processor is respectively connected with the vehicle infrared communication module and the communication cable.
3. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 1 or 2, wherein: the vehicle infrared communication module comprises a flow detector, a pressure detector and a temperature detector, wherein the flow detector, the pressure detector and the temperature detector are all electrically connected with the processor, the flow detector is used for detecting the flow filled into the vehicle-mounted bottle, the pressure detector is used for detecting the pressure in the vehicle-mounted bottle, and the temperature detector is used for detecting the temperature data in the vehicle-mounted bottle.
4. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 3, wherein: the hydrogenation gun head comprises a protective sleeve, an elastic self-locking assembly and a pneumatic self-locking assembly; the annular sleeve of the protective sleeve is arranged on the outer side of the hydrogenation gun, the elastic self-locking assembly is arranged at the end position of the hydrogenation gun, and the air pressure self-locking assembly is arranged at the middle position of the hydrogenation 1.
5. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 4, wherein: the elastic self-locking assembly comprises a clamping jaw, a tightening spring and a compression spring; the jack catch sets up to a plurality ofly on the annular face along hydrogenation rifle gas circuit pipeline, and the jack catch sets up along gas circuit pipeline annular, the setting is established on the jack catch to the hoop spring annular cover, and the hoop spring carries out preliminary spacing fixed to a plurality of jack catches.
6. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 5, wherein: the hydrogen gun comprises a protective sleeve and is characterized in that an expansion cavity is arranged between the protective sleeve and the hydrogen gun, a first abutting surface is arranged on the outer annular surface of the hydrogen gun in the expansion cavity, a compression spring is arranged in the expansion cavity and arranged along the outer wall of the hydrogen gun, one end of the compression spring is in contact with the first abutting surface, and the other end surface is in contact with the inside of the protective sleeve.
7. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 4, wherein: the clamping jaw comprises a front end part, a rear end part, a first clamping groove, a second clamping groove, a first protrusion and a second protrusion, wherein the first clamping groove and the first protrusion are oppositely arranged on the rear end part, the second clamping groove and the second protrusion are arranged on the opposite front end part, the first clamping groove and the second clamping groove are arranged on the outer side surface of the clamping jaw, and the first protrusion and the second protrusion are arranged on the inner side surface of the clamping jaw; first draw-in groove and second draw-in groove carry out the mating reaction with different lock ring springs respectively, make jack catch group front end and rear end terminal surface homoenergetic that a plurality of jack catches formed tentatively spacing and fixed, hydrogenation rifle inside be provided with first protruding assorted recess, first arch setting is in the recess.
8. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 7, wherein: the shape of the second bulge is matched with the concave ring surface of the hydrogenation gun seat, the second bulge comprises a first inclined surface, a horizontal surface and a second inclined surface, and the first inclined surface, the horizontal surface and the second inclined surface are sequentially connected to form a convex surface structure; set up the second face of contradicting on the first draw-in groove, the second face of contradicting is the inclined plane, and the second face of contradicting contacts with the tip of protective sheath, and the inside extrusion that receives compression spring of protective sheath, the outside extrusion that receives the second face of contradicting makes the protective sheath relatively fixed on the hydrogenation rifle.
9. The charging and pressure-releasing system of the single-pipe hydrogenation gun as set forth in claim 4, wherein: the air pressure self-locking assembly comprises a sealing element, a bushing, an air inlet, a valve core and a main spring; the sealing element is arranged in the expansion cavity, the sealing element is arranged at the contact part of the protective sleeve and the shell of the hydrogenation gun to ensure the airtightness in the expansion cavity, the main spring and the valve core are arranged on the air path pipe of the hydrogenation gun, the valve core is movably arranged in the hydrogenation gun, the bushing is arranged at the contact end of the main spring and the valve core, and the air inlet pipe is arranged between the expansion cavity and the bushing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010624541.7A CN111664350A (en) | 2020-07-01 | 2020-07-01 | Single-tube hydrogenation gun and filling and pressure relief system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010624541.7A CN111664350A (en) | 2020-07-01 | 2020-07-01 | Single-tube hydrogenation gun and filling and pressure relief system thereof |
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| CN111664350A true CN111664350A (en) | 2020-09-15 |
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| CN202010624541.7A Pending CN111664350A (en) | 2020-07-01 | 2020-07-01 | Single-tube hydrogenation gun and filling and pressure relief system thereof |
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