CN114893709B - Hydrogen recovery device for hydrogenation station - Google Patents
Hydrogen recovery device for hydrogenation station Download PDFInfo
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- CN114893709B CN114893709B CN202210449677.8A CN202210449677A CN114893709B CN 114893709 B CN114893709 B CN 114893709B CN 202210449677 A CN202210449677 A CN 202210449677A CN 114893709 B CN114893709 B CN 114893709B
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- hydrogen
- corrugated pipe
- storage tank
- iron
- bracket
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 246
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 246
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 221
- 238000011084 recovery Methods 0.000 title claims abstract description 27
- 238000005984 hydrogenation reaction Methods 0.000 title abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 126
- 229910052742 iron Inorganic materials 0.000 claims abstract description 58
- 238000001514 detection method Methods 0.000 claims abstract description 53
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 25
- 230000008602 contraction Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
-
- 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
- F17C13/08—Mounting arrangements for vessels
- F17C13/081—Mounting arrangements for vessels for large land-based storage vessels
-
- 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
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/03—Dealing with losses
- F17C2260/035—Dealing with losses of fluid
- F17C2260/037—Handling leaked fluid
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a hydrogen recovery device for a hydrogen adding station, which relates to the technical field of hydrogen adding stations and specifically comprises the following components: a hydrogen storage tank and a hydrogen recovery mechanism; the hydrogen storage tank is used for storing hydrogen; the brackets are connected to two sides of the hydrogen storage tank; the hydrogen recovery mechanism is arranged outside the hydrogen storage tank; the hydrogen recovery mechanism includes: the guard bar is connected to the inner edge of the bracket; the first electromagnet and the first corrugated pipe are connected to the left end of the first detection iron; the left end of the first corrugated pipe is fixedly connected with the bracket; the first hydrogen sensor is fixed on the surface of the first detection iron. This a hydrogen recovery unit for hydrogenation station makes hydrogen leakage scope limited through wrapping up container and pipeline to storing hydrogen to prevent that hydrogen from leaking, and make hydrogen can not mix with other gases through building vacuum environment in advance, be favorable to conveniently retrieving and recycling.
Description
Technical Field
The invention relates to the technical field of hydrogen adding stations, in particular to a hydrogen recycling device for a hydrogen adding station.
Background
The hydrogen adding station is used for supplementing hydrogen to the hydrogen energy vehicle, the effect of the hydrogen adding station is similar to that of a gas station, the hydrogen is usually stored in the hydrogen storage tank and is placed underground for storage, and the hydrogen storage tank is connected with the hydrogen adding equipment through a pipeline, so that the hydrogen adding operation of the hydrogen energy vehicle is realized.
The hydrogen storage tank of the existing hydrogen adding station can not recover hydrogen in time when hydrogen leakage occurs, so that resource waste is caused, and the hydrogen volatilizes in the air and is extremely easy to explode when encountering sparks, so that the problem of damage to human bodies or surrounding environments is solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hydrogen recovery device for a hydrogenation station, which solves the problems that the hydrogen storage tank of the conventional hydrogenation station cannot always recover hydrogen in time when hydrogen leaks, so that resources are wasted, and the hydrogen volatilizes in the air and is extremely explosive when the hydrogen is exposed to sparks, so that damage is caused to human bodies or surrounding environments.
In order to achieve the above purpose, the invention is realized by the following technical scheme: a hydrogen reclamation apparatus for a hydrogen addition station, comprising:
a hydrogen storage tank;
the hydrogen storage tank is used for storing hydrogen;
the brackets are connected to two sides of the hydrogen storage tank;
the hydrogen recovery mechanism is arranged outside the hydrogen storage tank;
the hydrogen recovery mechanism includes:
the guard bar is connected to the inner edge of the bracket;
the first electromagnet is fixed on the right side of the inside of the bracket;
the first detection iron is arranged outside the guard bar, and the guard bar penetrates through the first detection iron;
the first corrugated pipe is connected to the left end of the first detection iron; the left end of the first corrugated pipe is fixedly connected with the bracket;
the first hydrogen sensor is fixed on the surface of the first detection iron, and the detection end of the first hydrogen sensor penetrates through the inside of the first detection iron;
and the first vacuum pump is connected to the top of the surface of the first detection iron.
Optionally, the first detection iron forms sliding construction through the guard bar, and is magnetic adsorption connection between first detection iron and the first electro-magnet, is parallel form distribution between guard bar and the hydrogen storage jar moreover.
Optionally, the first bellows forms a full-surrounding structure between the bracket and the hydrogen storage tank, and the first bellows forms a telescopic structure through the first detection iron.
Optionally, the first bellows further includes:
the outer hanging ring is sleeved on the surface of the guard bar, and the outer hanging ring is uniformly distributed on the surface of the first corrugated pipe in an annular shape;
an inner support;
and the ball is embedded in the bottom of the inner supporting frame.
Optionally, the balls are attached to the surface of the hydrogen storage tank and roll along with the expansion and contraction of the first corrugated pipe, and the inner support frames are symmetrically distributed with respect to the central axis of the first corrugated pipe.
Optionally, hydrogen pipeline components are arranged on two sides of the outer wall of the bracket;
the hydrogen conduit assembly includes:
the hydrogen inlet and outlet pipeline is used for conveying hydrogen into the hydrogen storage tank or discharging the hydrogen from the hydrogen storage tank;
the second corrugated pipe is wrapped outside the hydrogen inlet and outlet pipeline and is fixedly connected with the bracket;
the second electromagnet is fixed on the outer wall of the tail end of the hydrogen inlet and outlet pipeline;
the second detection iron is connected to one end, far away from the bracket, of the second corrugated pipe;
the second vacuum pump is arranged at the top of the outer wall of the second corrugated pipe;
and the second hydrogen sensor is fixed on the side surface of the outer wall of the second corrugated pipe.
Optionally, a communication structure is formed between the hydrogen inlet and outlet pipeline and the hydrogen storage tank, and the hydrogen inlet and outlet pipeline forms a full-enclosure structure through the second electromagnet, the second detection iron, the bracket and the second corrugated pipe.
Optionally, the second electromagnet is magnetically adsorbed with and connected to the second detecting iron, and the second bellows forms a telescopic structure through the second detecting iron.
Optionally, a communication structure is formed between the second vacuum pump and the second corrugated pipe, and the second hydrogen sensor is used for monitoring the hydrogen content inside the second corrugated pipe.
The invention provides a hydrogen recovery device for a hydrogenation station, which has the following beneficial effects:
the hydrogen leakage range is limited by wrapping the container and the pipeline for storing the hydrogen, so that the hydrogen is prevented from leaking, and the hydrogen can not be mixed with other gases by building a vacuum environment in advance, thereby being beneficial to convenient recycling.
1. The first corrugated pipe and the bracket which are matched and unfolded after the first detection iron and the first electromagnet are mutually adsorbed can completely wrap the hydrogen storage tank, so that the hydrogen leakage of the hydrogen storage tank is avoided, the first corrugated pipe is vacuumized in advance through the first vacuum pump, the hydrogen is completely stored when the hydrogen is leaked, other gases are prevented from being mixed, the first vacuum pump can be connected with an intact container, the leaked hydrogen is recovered, the hydrogen is prevented from being wasted, and potential safety hazards caused by the hydrogen leakage are prevented;
2. according to the hydrogen recovery device for the hydrogenation station, the first corrugated pipe is in a vacuum state, the shape of the first corrugated pipe can be supported through the outer hanging ring and the inner supporting frame, the situation that the surface of the first corrugated pipe is sunken due to the fact that the external atmospheric pressure is larger than the internal atmospheric pressure of the first corrugated pipe is avoided, when the first corrugated pipe stretches, the inner supporting frame rolls along the surface of the hydrogen storage tank through the balls, smoothness of the first corrugated pipe during stretching is maintained, and meanwhile damage to the surface of the hydrogen storage tank is avoided;
3. the hydrogen recovery device for the hydrogenation station is mainly characterized in that the hydrogen leakage of the hydrogenation station is mainly characterized in that the hydrogen storage tank is damaged and leaked, the hydrogen storage tank is damaged and leaked in the other hydrogen storage tank, the hydrogen storage tank is wrapped by the first corrugated pipe in accordance with the use mode of the first corrugated pipe, the hydrogen leakage is prevented, the hydrogen inlet and outlet pipeline is prevented from being leaked by wrapping the second corrugated pipe in the same way, the inner wall of the second corrugated pipe is attached to the outer wall of the hydrogen inlet and outlet pipeline, the hydrogen inlet and outlet pipeline supports the inside of the second corrugated pipe, and the hydrogen leakage is prevented and the use cost is reduced;
4. this a hydrogen recovery unit for hydrogenation station, after hydrogen is transferred completely, second electro-magnet, first electro-magnet outage lose magnetism, only need promote first detection iron, second detection iron at this moment can make first bellows and second bellows shrink to make hydrogen storage tank, business turn over hydrogen pipeline expose, thereby make things convenient for the staff to overhaul.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic side view of a first detecting iron according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic diagram of a front view of a second bellows of the present invention;
fig. 5 is a schematic view of the expansion and contraction direction of the second bellows of the present invention.
In the figure: 1. a hydrogen storage tank; 2. a bracket; 3. a hydrogen recovery mechanism; 301. a guard bar; 302. a first electromagnet; 303. a first detection iron; 304. a first bellows; 3041. an outer hanging ring; 3042. an inner support; 3043. a ball; 305. a first hydrogen sensor; 306. a first vacuum pump; 4. a hydrogen conduit assembly; 401. a hydrogen inlet and outlet pipeline; 402. a second bellows; 403. a second electromagnet; 404. a second detection iron; 405. a second vacuum pump; 406. and a second hydrogen sensor.
Detailed Description
As shown in fig. 1, a hydrogen recovery apparatus for a hydrogen addition station includes: the hydrogen storage tank 1 is used for storing hydrogen; the brackets 2 are connected to two sides of the hydrogen storage tank 1 and used for supporting and fixing the hydrogen storage tank 1; a hydrogen recovery mechanism 3, the hydrogen recovery mechanism 3 being provided outside the hydrogen storage tank 1; the hydrogen recovery mechanism 3 includes: a guard bar 301, the guard bar 301 being connected to the inner edge of the bracket 2; a first electromagnet 302, the first electromagnet 302 being fixed to the inner right side of the bracket 2; the first detection iron 303, the first detection iron 303 is arranged outside the guard bar 301, and the guard bar 301 penetrates through the inside of the first detection iron 303; a first bellows 304, the first bellows 304 being connected to the left end of the first detecting iron 303; the left end of the first corrugated pipe 304 is fixedly connected with the support 2, the first detection iron 303 forms a sliding structure through the guard bar 301, the first detection iron 303 is magnetically adsorbed and connected with the first electromagnet 302, the guard bar 301 and the hydrogen storage tank 1 are distributed in parallel, the first corrugated pipe 304 forms a full-surrounding structure through the support 2 and the hydrogen storage tank 1, the first corrugated pipe 304 forms a telescopic structure through the first detection iron 303, the first detection iron 303 is pushed to slide along the surface of the guard bar 301 until the first detection iron 303 is mutually adsorbed and connected with the first electromagnet 302, and meanwhile, the first corrugated pipe 304 is unfolded, so that the hydrogen storage tank 1 is completely wrapped by the first corrugated pipe 304 and the support 2 at the moment, and the hydrogen storage tank 1 can limit hydrogen inside the first corrugated pipe 304 when hydrogen leakage occurs, thereby being beneficial to preventing potential safety hazards and resource waste caused by hydrogen leakage; the first hydrogen sensor 305, the first hydrogen sensor 305 is fixed on the surface of the first detection iron 303, the detection end of the first hydrogen sensor 305 penetrates through the inside of the first detection iron 303, the first hydrogen sensor 305 detects the hydrogen content in the first corrugated pipe 304, when the hydrogen content exceeds a preset value, the hydrogen leakage of the hydrogen storage tank 1 is indicated, and an alarm device is matched to inform a worker of overhauling the hydrogen storage tank 1 in time; the first vacuum pump 306, the first vacuum pump 306 is connected to the top of the surface of the first detection iron 303, after the first corrugated pipe 304 wraps the hydrogen storage tank 1, the first vacuum pump 306 will pump out the air inside the first corrugated pipe 304 in advance to form a vacuum environment, when the hydrogen leakage is limited inside the first corrugated pipe 304, the hydrogen is prevented from being mixed with other gases, so that the hydrogen can be reused after being recovered, and the leaked hydrogen can be transferred to another perfect container through the first vacuum pump 306, thereby being convenient for recovering the hydrogen;
as shown in fig. 2-3, a hydrogen reclamation apparatus for a hydrogen addition station, the first bellows 304 further comprises: the outer hanging ring 3041, the outer hanging ring 3041 is sleeved on the surface of the guard bar 301, and the outer hanging ring 3041 is uniformly distributed on the surface of the first corrugated pipe 304 in a ring shape; an inner support 3042; the balls 3043 are embedded at the bottom of the inner supporting frame 3042, the balls 3043 are attached to the surface of the hydrogen storage tank 1 and roll along with the expansion and contraction of the first corrugated pipe 304, the inner supporting frames 3042 are symmetrically distributed relative to the central axis of the first corrugated pipe 304, an externally-hung ring 3041 is fixed to the outer portion of the first corrugated pipe 304, the externally-hung ring 3041 slides along the surface of the guard bar 301 along with the expansion and contraction of the first corrugated pipe 304, the first corrugated pipe 304 can be supported and shaped from outside to inside through the externally-hung ring 3041, meanwhile, the inner supporting frames 3042 are positioned inside the first corrugated pipe 304 and support the first corrugated pipe 304 from inside to outside, the shape of the first corrugated pipe 304 is supported, the situation that the external atmospheric pressure is larger than the internal atmospheric pressure of the first corrugated pipe 304 causes the surface of the first corrugated pipe 304 to be sunken is avoided, and when the first corrugated pipe 304 expands and contracts, the inner supporting frames 3042 roll along the surface of the hydrogen storage tank 1 through the balls 3043, so that smoothness of the first corrugated pipe 304 during expansion and contraction is kept is avoided;
as shown in fig. 4-5, a hydrogen recovery device for a hydrogen adding station is provided, wherein hydrogen pipeline components 4 are arranged on two sides of the outer wall of a bracket 2; the hydrogen pipe assembly 4 includes: a hydrogen inlet and outlet pipe 401, the hydrogen inlet and outlet pipe 401 is used for conveying hydrogen into the hydrogen storage tank 1 or discharging hydrogen from the hydrogen storage tank 1; the second corrugated pipe 402 is wrapped outside the hydrogen inlet and outlet pipeline 401, and the second corrugated pipe 402 is fixedly connected with the bracket 2; the second electromagnet 403, the second electromagnet 403 is fixed on the outer wall of the tail end of the hydrogen inlet and outlet pipeline 401; the second detection iron 404, the second detection iron 404 is connected to one end of the second corrugated pipe 402 far away from the bracket 2, a communication structure is formed between the hydrogen inlet and outlet pipeline 401 and the hydrogen storage tank 1, the hydrogen inlet and outlet pipeline 401 forms a full-surrounding structure through the second electromagnet 403, the second detection iron 404, the bracket 2 and the second corrugated pipe 402, the second electromagnet 403 is magnetically adsorbed and connected with the second detection iron 404, and the second corrugated pipe 402 forms a telescopic structure through the second detection iron 404; the second electromagnet 403 is adsorbed to the second detecting iron 404, and the second corrugated pipe 402 is unfolded to be matched with the bracket 2 and the second electromagnet 403 to completely wrap the hydrogen inlet and outlet pipeline 401, so that the range of the hydrogen leaked from the hydrogen inlet and outlet pipeline 401 is limited, and the hydrogen leakage is avoided; the second vacuum pump 405 is arranged at the top of the outer wall of the second corrugated pipe 402, the second vacuum pump 405 pumps out the air inside the second corrugated pipe 402 in advance to form a vacuum environment so as to recycle the hydrogen and avoid the hydrogen from being mixed with other gases, and the inner wall of the second corrugated pipe 402 is attached to the outer wall of the hydrogen inlet and outlet pipeline 401, so that the hydrogen inlet and outlet pipeline 401 supports the second corrugated pipe 402, the second corrugated pipe 402 is prevented from being sunken, and the use cost is reduced; the second hydrogen sensor 406, the second hydrogen sensor 406 is fixed in the outer wall side of second bellows 402, constitute communication structure between second vacuum pump 405 and the second bellows 402, and second hydrogen sensor 406 is used for monitoring the inside hydrogen content of second bellows 402, and the inside hydrogen content of second bellows 402 is detected to second hydrogen sensor 406, and it uses with first hydrogen sensor 305 cooperation and can definitely be that hydrogen storage tank 1 takes place to reveal or business turn over hydrogen pipeline 401 takes place to reveal to the convenience of staff overhauls.
In summary, when the hydrogen recovery device for a hydrogenation station is used, first, the first detection iron 303 is pushed to slide along the surface of the guard bar 301 until the first detection iron 303 and the first electromagnet 302 are in adsorption connection, and meanwhile, the first corrugated pipe 304 is unfolded, so that the hydrogen storage tank 1 is completely wrapped by the first corrugated pipe 304 and the bracket 2, and meanwhile, the second detection iron 404 is pushed to be adsorbed by the second electromagnet 403, and at the moment, the second corrugated pipe 402 is unfolded to be matched with the bracket 2 and the second electromagnet 403 to be completely wrapped into and out of the hydrogen pipeline 401;
then, the first vacuum pump 306 and the second vacuum pump 405 work to evacuate air inside the first corrugated pipe 304 and the second corrugated pipe 402 respectively to create a vacuum environment, because the outer part of the first corrugated pipe 304 is fixed with the outer hanging ring 3041, the outer hanging ring 3041 slides along the surface of the guard bar 301 along with the expansion and contraction of the first corrugated pipe 304, the first corrugated pipe 304 can be supported and shaped from outside to inside through the outer hanging ring 3041, meanwhile, the inner supporting frame 3042 is positioned inside the first corrugated pipe 304 to support the first corrugated pipe 304 from inside to outside, the arrangement is favorable for supporting the shape of the first corrugated pipe 304, the situation that the external atmospheric pressure is larger than the internal atmospheric pressure of the first corrugated pipe 304 to cause the surface of the first corrugated pipe 304 to be sunken is avoided, and when the first corrugated pipe 304 expands and contracts, the inner supporting frame 3042 rolls along the surface of the hydrogen storage tank 1 through the balls 3043, the smoothness when the first corrugated pipe 304 expands and contracts is favorable, meanwhile, the inner wall of the second corrugated pipe 402 is prevented from being scraped by the surface of the hydrogen storage tank 1, and the outer wall of the hydrogen inlet and outlet pipe 401 is attached to the outer wall of the second corrugated pipe 401, so that the second corrugated pipe 402 is supported by the second corrugated pipe 402, and the cost of the second corrugated pipe 402 is favorable for being reduced;
when the hydrogen storage tank 1 leaks, the first hydrogen sensor 305 detects the hydrogen content in the first corrugated pipe 304, when the hydrogen content exceeds a preset value, the hydrogen storage tank 1 leaks, and the alarm device can be matched to inform a worker of overhauling the hydrogen storage tank 1 in time, meanwhile, the hydrogen is limited in the first corrugated pipe 304, so that potential safety hazards and resource waste caused by the leakage of the hydrogen are avoided, when the hydrogen inlet and outlet pipeline 401 leaks, the second hydrogen sensor 406 detects the hydrogen content in the second corrugated pipe 402, when the hydrogen content exceeds a preset value, the hydrogen leakage is indicated, and the alarm device informs the worker of overhauling the hydrogen inlet and outlet pipeline 401;
then, because the inside of the second corrugated tube 402 and the first corrugated tube 304 is vacuum, when the hydrogen leaks, only the hydrogen is stored in the inside of the second corrugated tube 402 and the first corrugated tube 304, and at the moment, the first vacuum pump 306 and the second vacuum pump 405 operate to convey the hydrogen into a perfect container, so that the arrangement is beneficial to facilitating the reutilization of the hydrogen without separating the hydrogen from various gases;
finally, after the hydrogen is completely transferred, the second electromagnet 403 and the first electromagnet 302 are powered off and lose magnetism, and at the moment, the first corrugated pipe 304 and the second corrugated pipe 402 can be contracted only by pushing the first detection iron 303 and the second detection iron 404, so that the hydrogen storage tank 1 and the hydrogen inlet and outlet pipeline 401 are exposed, and the maintenance of staff is facilitated.
Claims (5)
1. A hydrogen reclamation apparatus for a hydrogen addition station, comprising:
a hydrogen storage tank (1);
the method is characterized in that:
the hydrogen storage tank (1) is used for storing hydrogen;
the brackets (2) are connected to two sides of the hydrogen storage tank (1);
a hydrogen recovery mechanism (3), wherein the hydrogen recovery mechanism (3) is arranged outside the hydrogen storage tank (1);
the hydrogen recovery mechanism (3) comprises:
a guard bar (301), the guard bar (301) being connected at the inner edge of the bracket (2);
a first electromagnet (302), wherein the first electromagnet (302) is fixed on the right side of the inside of the bracket (2);
the first detection iron (303), the first detection iron (303) is arranged outside the guard bar (301), and the guard bar (301) penetrates through the inside of the first detection iron (303);
a first bellows (304), the first bellows (304) being connected to a left end of the first detection iron (303); the left end of the first corrugated pipe (304) is fixedly connected with the bracket (2);
the first hydrogen sensor (305), the first hydrogen sensor (305) is fixed on the surface of the first detection iron (303), and the detection end of the first hydrogen sensor (305) penetrates through the inside of the first detection iron (303);
a first vacuum pump (306), the first vacuum pump (306) being connected to the top of the surface of the first detection iron (303);
the first detection iron (303) forms a sliding structure through the guard bar (301), the first detection iron (303) is magnetically adsorbed and connected with the first electromagnet (302), and the guard bar (301) and the hydrogen storage tank (1) are distributed in parallel;
the first corrugated pipe (304) forms a full-surrounding structure with the hydrogen storage tank (1) through the bracket (2), and the first corrugated pipe (304) forms a telescopic structure through the first detection iron (303);
the first bellows (304) further comprises:
the outer hanging ring (3041), the outer hanging ring (3041) is sleeved on the surface of the guard bar (301), and the outer hanging ring (3041) is uniformly distributed on the surface of the first corrugated pipe (304) in an annular shape;
an inner support (3042);
a ball (3043), wherein the ball (3043) is embedded at the bottom of the inner supporting frame (3042);
the balls (3043) are attached to the surface of the hydrogen storage tank (1) and roll along with the expansion and contraction of the first corrugated pipe (304), and the inner supporting frames (3042) are symmetrically distributed relative to the central axis of the first corrugated pipe (304).
2. A hydrogen recovery device for a hydrogen station according to claim 1, characterized in that the two sides of the outer wall of the support (2) are provided with hydrogen pipe assemblies (4);
the hydrogen conduit assembly (4) comprises:
a hydrogen inlet and outlet pipe (401), wherein the hydrogen inlet and outlet pipe (401) is used for conveying hydrogen into the hydrogen storage tank (1) or discharging the hydrogen from the hydrogen storage tank (1);
the second corrugated pipe (402) is wrapped outside the hydrogen inlet and outlet pipeline (401), and the second corrugated pipe (402) is fixedly connected with the bracket (2);
the second electromagnet (403), the said second electromagnet (403) is fixed to the terminal outer wall of the hydrogen inlet and outlet pipeline (401);
a second detecting iron (404), wherein the second detecting iron (404) is connected to one end of the second corrugated pipe (402) far away from the bracket (2);
a second vacuum pump (405), the second vacuum pump (405) being arranged on top of the outer wall of the second bellows (402);
and a second hydrogen sensor (406), wherein the second hydrogen sensor (406) is fixed on the outer wall side surface of the second corrugated pipe (402).
3. The hydrogen recovery device for the hydrogen adding station according to claim 2, wherein a communication structure is formed between the hydrogen inlet and outlet pipeline (401) and the hydrogen storage tank (1), and the hydrogen inlet and outlet pipeline (401) forms a full-surrounding structure through the second electromagnet (403), the second detection iron (404), the bracket (2) and the second corrugated pipe (402).
4. The hydrogen recovery device for a hydrogen addition station according to claim 2, wherein the second electromagnet (403) is magnetically adsorbed to the second detecting iron (404), and the second bellows (402) forms a telescopic structure through the second detecting iron (404).
5. A hydrogen reclamation apparatus for a hydrogen addition station as recited in claim 2, characterized in that the second vacuum pump (405) is in communication with the second bellows (402), and the second hydrogen sensor (406) is configured to monitor the hydrogen content in the second bellows (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210449677.8A CN114893709B (en) | 2022-04-24 | 2022-04-24 | Hydrogen recovery device for hydrogenation station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210449677.8A CN114893709B (en) | 2022-04-24 | 2022-04-24 | Hydrogen recovery device for hydrogenation station |
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| Publication Number | Publication Date |
|---|---|
| CN114893709A CN114893709A (en) | 2022-08-12 |
| CN114893709B true CN114893709B (en) | 2024-04-16 |
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| CN202210449677.8A Active CN114893709B (en) | 2022-04-24 | 2022-04-24 | Hydrogen recovery device for hydrogenation station |
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| CN115468115B (en) * | 2022-10-08 | 2023-10-17 | 上海舜华新能源系统有限公司 | Hydrogen supply device applied to hydrogenation station |
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|---|---|---|---|---|
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| CN215635687U (en) * | 2021-09-15 | 2022-01-25 | 山东华锐波纹管有限公司 | Vacuum anti-leakage corrugated pipe |
| CN215862282U (en) * | 2021-06-30 | 2022-02-18 | 广西玉柴机器股份有限公司 | Gas pipeline compensation device |
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2022
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| JPS58106433A (en) * | 1981-12-21 | 1983-06-24 | Mitsubishi Heavy Ind Ltd | Inspecting tool for leakage of long cylindrical member |
| US5564588A (en) * | 1990-09-21 | 1996-10-15 | Ace Tank & Equipment Company | Method and storage tank system for aboveground storage of flammable liquids |
| CN206399616U (en) * | 2016-12-30 | 2017-08-11 | 奥美克斯（天津）低温气体设备有限公司 | A kind of LNG storage tank gas leakage preventing device |
| CN206891671U (en) * | 2017-07-12 | 2018-01-16 | 苏州元禾医疗器械有限公司 | A kind of confined gas detection means |
| CN207675381U (en) * | 2018-01-23 | 2018-07-31 | 大唐环境产业集团股份有限公司 | A kind of ammonia leakage detection device |
| CN108679437A (en) * | 2018-05-18 | 2018-10-19 | 台州创投环保科技有限公司 | A kind of anti-leak hydrogen gas tank of hydrogen car |
| CN209054326U (en) * | 2018-11-09 | 2019-07-02 | 云南省能源研究院有限公司 | A kind of novel on-vehicle high-pressure hydrogen storing device |
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| CN212080511U (en) * | 2020-04-30 | 2020-12-04 | 刘莫函 | Gas pipeline leakage remediation pipeline |
| CN215862282U (en) * | 2021-06-30 | 2022-02-18 | 广西玉柴机器股份有限公司 | Gas pipeline compensation device |
| CN215635687U (en) * | 2021-09-15 | 2022-01-25 | 山东华锐波纹管有限公司 | Vacuum anti-leakage corrugated pipe |
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|---|---|
| CN114893709A (en) | 2022-08-12 |
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