CN220053530U - Alcohol hydrogen fuel cell truck - Google Patents
Alcohol hydrogen fuel cell truck Download PDFInfo
- Publication number
- CN220053530U CN220053530U CN202321294823.0U CN202321294823U CN220053530U CN 220053530 U CN220053530 U CN 220053530U CN 202321294823 U CN202321294823 U CN 202321294823U CN 220053530 U CN220053530 U CN 220053530U
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- CN
- China
- Prior art keywords
- fuel cell
- power
- hydrogen fuel
- protection box
- protection
- 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.)
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 106
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 106
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 239000000446 fuel Substances 0.000 title claims abstract description 89
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 143
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000002407 reforming Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000008439 repair process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
Landscapes
- Fuel Cell (AREA)
Abstract
The utility model relates to the technical field of new energy automobiles, and particularly discloses an alcohol-hydrogen fuel cell truck which comprises a truck body, a hydrogen fuel cell, a frame structure chassis, a methanol reformer and a methanol tank; the utility model solves the problem that in the prior art, the hydrogen storage part and the hydrogen fuel cell of a hydrogen fuel vehicle are positioned between a cab and the cargo box of the vehicle body and can reduce the cargo efficiency of the hydrogen fuel vehicle.
Description
Technical Field
The utility model relates to the technical field of new energy automobiles, in particular to an alcohol hydrogen fuel cell truck.
Background
The hydrogen fuel cell truck is a truck using electric energy generated by a hydrogen fuel cell as an on-board energy source, and the driving force of the truck is derived from an electric motor on the vehicle like a pure electric vehicle, so that the hydrogen fuel cell truck can be understood as an electric vehicle with a hydrogen fuel generator, the hydrogen fuel cell refers to a device in which hydrogen generates electric energy through chemical reaction with oxygen, and the alcohol hydrogen fuel cell truck refers to a hydrogen fuel cell truck in which hydrogen of the hydrogen fuel cell is converted from methanol on board.
Disclosed in the prior art is a chinese patent-hydrogen fuelled vehicle having publication No. CN216886294U, comprising: a chassis for mounting wheels to support a vehicle; the chassis is connected with the cab; the vehicle body is connected with the chassis, the cab and the vehicle body are oppositely arranged at two sides of the chassis, and a placing space is arranged between the cab and the vehicle body; the battery piece is positioned at the upper part of the chassis and connected with the chassis, is positioned in the placing space and is electrically connected with the cab; the hydrogen storage piece is electrically connected with the battery piece and is arranged at the top of the battery piece, and the hydrogen storage piece is positioned in the placing space; the battery part is a hydrogen fuel cell, the hydrogen fuel cell can perform charge and discharge operations, the hydrogen storage part charges the battery part, and the battery part provides electric energy to the cab for the vehicle to work; the hydrogen fuel vehicle is actually an electric truck framework, that is, wheels are symmetrically installed on the left side and the right side of a chassis respectively, and the vehicle body comprises: the carriage and the cab are oppositely arranged at two sides of the chassis, and a placing space is arranged between the cab and the carriage; wherein, the carriage is a closed box body and is used for placing goods. Above-mentioned hydrogen fuel vehicle's hydrogen storage spare and hydrogen fuel cell all set up between the carriage of driver's cabin and vehicle body, and vehicle body is used for loading transportation, and the carriage of vehicle body is originally loaded the space and is occupied partly by hydrogen storage spare and hydrogen fuel cell, lets the loading space of the carriage of vehicle body reduce to cause the carriage of vehicle body to transport the total volume reduction of goods, reduced the single freight volume of the carriage of vehicle body promptly, reduced the freight efficiency of hydrogen fuel vehicle.
Disclosure of Invention
The utility model provides an alcohol-hydrogen fuel cell truck for solving the technical problem that the cargo efficiency of a hydrogen fuel vehicle can be reduced when a hydrogen storage part and a hydrogen fuel cell of the hydrogen fuel vehicle are both positioned between a cab and a cargo compartment of a vehicle body.
The technical scheme adopted for solving the technical problems is as follows:
an alcohol hydrogen fuel cell truck comprises a truck body, a frame structure chassis, a hydrogen fuel cell, a methanol reformer and a methanol tank; the frame structure chassis is fixedly arranged at the bottom end of the truck body, the hydrogen fuel cell, the methanol reformer and the methanol box are fixedly arranged on the frame structure chassis, the methanol reformer is connected with the hydrogen fuel cell and the methanol box, the frame structure chassis is fixedly provided with a power cell, and the power cell is electrically connected with the hydrogen fuel cell and an electric driving system of the truck body.
Further, the hydrogen fuel cell also comprises a protection box with an opening at the top surface, wherein the top surface of the protection box is fixedly connected with the bottom end of the chassis of the frame structure, and the hydrogen fuel cell is positioned in the protection box. The protection box can protect the hydrogen fuel cell, so that damage of sundries on the ground to the hydrogen fuel cell is reduced, and the safety and the service life of the hydrogen fuel cell are improved.
Further, the protection mechanism comprises a protection plate, a power seat, a power plate, a power motor, a power threaded rod and a moving block, wherein the protection mechanism is symmetrically arranged along the central line of the protection box, the bottom surface and the side surface of the protection box are respectively provided with a maintenance opening and a sliding opening, the protection plate is in sliding connection with the sliding opening, the power plate is fixed on the outer side surface of the protection box, the power motor is fixedly connected with the top surface of the power plate, the power seat is fixedly connected with the inner side surface of the protection box, one end of the power threaded rod is fixedly connected with a motor shaft of the power motor, the other end of the power threaded rod is rotationally connected with the side wall of the protection box and the power seat, one end of the moving block is in threaded connection with the power threaded rod, and the other end of the moving block is fixedly connected with the protection plate. The protection shield can protect under the hydrogen fuel cell, and power motor, power threaded rod and movable block can be convenient for the quick travel of protection shield, have improved the convenience of user to hydrogen fuel cell maintenance or maintenance.
Further, the protection mechanism further comprises two limiting blocks, limiting grooves are formed in two opposite inner sides of the protection box, the two limiting blocks are respectively fixed on two opposite sides of the protection plate, and the two limiting grooves are respectively connected in a sliding mode. The two limiting blocks and the two limiting grooves can support and limit the protection plate, stability of the position of the protection plate is improved, and movement of the protection plate can be guided.
Further, the protection mechanism further comprises a protection box, the protection box is fixed on the top surface of the power plate, the power motor is fixed in the protection box, and the power motor is fixedly connected with the power plate through the protection box. The protective box can protect the power motor, so that damage to the power motor by external sundries or rainwater is reduced, and the service life of the power motor is prolonged.
Further, the protection box comprises a plurality of luminous bodies, wherein the luminous bodies are fixed on the inner side surface of the protection box. The plurality of luminous bodies can help a user to illuminate when the user repairs or maintains the hydrogen fuel cell, so that the convenience of the user in repairing or maintaining the hydrogen fuel cell is improved.
Further, the LED lamp further comprises a plurality of transparent cylinders, wherein the transparent cylinders are fixed on the inner side surface of the protection box, and the luminous bodies are respectively positioned in the transparent cylinders. The transparent cylinders can protect the luminous body and ensure the illumination effect of the luminous body, so that the safety of the luminous body is improved.
Further, a plurality of heat dissipation holes are formed in the side face of the protection box. The heat dissipation holes can facilitate the heat dissipation generated during the operation of the hydrogen fuel cell, reduce the aggregation of the heat at the hydrogen fuel cell and reduce the negative influence of the heat on the hydrogen fuel cell.
The utility model has the beneficial effects that:
1. when the power battery is powered by the methanol reforming device, a user firstly adds methanol into the methanol tank, the methanol in the methanol tank is communicated with the methanol reforming device and converted into hydrogen by the methanol reforming device, the methanol reforming device is communicated with the hydrogen fuel battery, the hydrogen enters the hydrogen fuel battery from the methanol reforming device to react, then the hydrogen fuel battery sends electric energy obtained by the reaction into the power battery to store or directly power the electric drive system, the electric drive system of the truck body comprises a motor controller and a drive motor, the power battery and the hydrogen fuel battery can be connected with the motor controller by direct current, and the motor controller converts the direct current into alternating current and is electrically connected with the drive motor;
2. according to the alcohol hydrogen fuel cell truck, the hydrogen fuel cell, the methanol reformer, the methanol tank and the power cell are fixedly arranged on the chassis of the frame structure, so that the hydrogen fuel cell, the methanol reformer, the methanol tank and the power cell can be prevented from occupying the cargo space of the carriage of the truck body, the cargo space and the cargo capacity of the carriage of the truck body are increased, more cargoes can be loaded in the carriage of the truck body at a time, and the cargo efficiency of the truck body is improved, and therefore, the problem that the cargo efficiency of the hydrogen fuel vehicle can be reduced when the hydrogen storage part of the hydrogen fuel vehicle and the hydrogen fuel cell are both positioned between the cab and the carriage of the vehicle body is solved;
3. according to the alcohol hydrogen fuel cell truck, the methanol reformer and the methanol tank are adopted, so that the hydrogen storage of the vehicle-mounted high-pressure hydrogen cylinder can be avoided, liquid methanol can be directly filled into the methanol tank at normal temperature and normal pressure, hydrogen is provided for the power generation work of the hydrogen fuel cell, the risks of transportation and storage of the high-pressure hydrogen cylinder are avoided, and the safety of cargo transportation is improved.
Drawings
FIG. 1 is a schematic illustration of an alcohol hydrogen fuel cell truck according to the present utility model;
FIG. 2 is a schematic view showing an internal structure of the protective case of FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is an enlarged view of a portion B of FIG. 2;
FIG. 5 is a schematic view of the sliding port and the limiting slot in FIG. 2;
FIG. 6 is a layout of the chassis of the frame structure of FIG. 1;
the novel high-speed automobile comprises a 1-truck body, a 2-carriage, a 3-frame structure chassis, a 4-methanol box, a 5-protection box, a 6-power battery, a 7-protection box, an 8-hydrogen fuel battery, a 9-transparent cylinder, a 10-power threaded rod, an 11-moving block, a 12-power seat, a 13-protection plate, a 14-limiting block, a 15-power motor, a 16-maintenance opening, a 17-cooling hole, an 18-illuminant, a 19-power plate, a 20-sliding opening, a 21-limiting groove, a 22-methanol reformer, a 23-rear driving motor, a 24-motor controller, a 25-rear axle and a 26-speed reducer.
Detailed Description
The present utility model will be further described in detail with reference to the drawings and examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
Examples:
the specific implementation process of the utility model comprises the following steps: a truck with an alcohol hydrogen fuel cell 6, as shown in fig. 1 and 6, comprises a truck body 1, a hydrogen fuel cell 8, a methanol reformer 22 and a methanol tank 4;
the frame structure chassis 3 is fixed at the bottom end of the truck body 1, the hydrogen fuel cell 8, the methanol reformer 22 and the methanol tank 4 are all fixed on the frame structure chassis 3, the methanol reformer 22 is connected with the hydrogen fuel cell 8 and the methanol tank 4, the power cell 6 is fixedly arranged on the frame structure chassis 3, and the power cell 6 is electrically connected with the hydrogen fuel cell 8 and an electric driving system of the truck body 1.
When the power battery 6 is to be supplied with power, a user firstly adds methanol into the methanol tank 4, the methanol in the methanol tank 4 flows into the methanol reformer 22 and is converted into hydrogen by the methanol reformer 22 because the methanol tank 4 is communicated with the methanol reformer 22, the hydrogen enters the hydrogen fuel cell 8 from the methanol reformer 22 to react, then the hydrogen fuel cell 8 can send the electric energy obtained by the reaction into the power battery 6 to be stored, the user can supply power to the electric drive system of the truck body 1 through the power battery 6 when transporting goods, the electric drive system of the truck body 1 comprises a rear drive motor 23 and a motor controller 24, the motor controller 24 is electrically connected with the power battery 6 and the rear drive motor 23, the rear drive motor 23 is fixedly arranged on the chassis 3 of the frame structure, and is connected with a rear axle 25 through a speed reducer 26, the rear axle 25 is fixedly arranged on the chassis 3 of the frame structure through a steel plate spring, the power battery 6 supplies power to the motor controller 24, and the motor controller 24 converts the direct current of the power battery 6 into alternating current and supplies power to the truck body 23, so that the truck body 1 can be directly supplied with the electric drive force to the chassis 24 of the frame structure 1 through the motor controller 24, and the motor controller 24 can be directly connected with the frame 1 through the frame structure of the truck body 1, and the motor controller 24 is also arranged on the chassis 3.
As shown in fig. 1 and 2, the hydrogen fuel cell system further comprises a protection box 5 with an open top surface, the top surface of the protection box 5 is fixedly connected with the bottom end of the chassis 3 of the frame structure, and the hydrogen fuel cell 8 is positioned in the protection box 5.
The protection box 5 can protect the hydrogen fuel cell 8, the service life of the hydrogen fuel cell 8 is prolonged, and a rubber protection layer can be fixedly arranged on the outer side surface of the protection box 5 and used for buffering the collision between the protection box 5 and external sundries.
As shown in fig. 1, fig. 2, fig. 4 and fig. 5, the device further comprises two protection mechanisms symmetrically arranged along the central line of the protection box 5, the protection mechanisms comprise a protection plate 13, a power seat 12, a power plate 19, a power motor 15, a power threaded rod 10 and a moving block 11, a maintenance opening 16 and a sliding opening 20 are respectively formed in the bottom surface and the side surface of the protection box 5, the protection plate 13 is in sliding connection with the sliding opening 20, the power plate 19 is fixed on the outer side surface of the protection box 5, the power motor 15 is fixedly connected with the top surface of the power plate 19, the power seat 12 is fixedly connected with the inner side surface of the protection box 5, one end of the power threaded rod 10 is fixedly connected with a motor shaft of the power motor 15, the other end of the power threaded rod 10 is rotatably connected with the side wall of the protection box 5 and the power seat 12, one end of the moving block 11 is in threaded connection with the power threaded rod 10, and the other end of the moving block 11 is fixedly connected with the protection plate 13.
When the hydrogen fuel engine is to be repaired or maintained, a user starts two power motors 15, the two power motors 15 can rotate together with the power threaded rod 10, the power threaded rod 10 can rotate relative to the moving block 11, the protecting plate 13 and the sliding port 20 can organize the moving block 11 to rotate, the moving block 11 can move together with the protecting plate 13, the two protecting plates 13 slide in the two sliding ports 20 respectively, meanwhile, the two protecting plates 13 are far away from each other until the two protecting plates 13 are moved to a preset position, the bottom end of the hydrogen fuel cell 8 is completely exposed, the user can repair or maintain the hydrogen fuel cell 8, the two power motors 15 can be servo motors and can forward and reverse, rotating holes are formed in two opposite side walls of the protecting box 5 and the two power seats 12, bearings are fixedly arranged in the four rotating holes, and the two power threaded rods 10 are fixedly connected with two bearing inner rings.
As shown in fig. 1, 2 and 5, the protection mechanism further includes two limiting blocks 14, two limiting grooves 21 are formed on two opposite inner sides of the protection case 5, and the two limiting blocks 14 are respectively fixed on two opposite sides of the protection plate 13 and are respectively connected with the two limiting grooves 21 in a sliding manner.
The two limiting blocks 14 and the two limiting grooves 21 can support and limit the protection plate 13, and can guide movement of the protection plate 13, and the two limiting blocks 14 can be made of 45 # steel.
As shown in fig. 1, 2 and 4, the protection mechanism further comprises a protection box 7, the protection box 7 is fixed on the top surface of the power plate 19, the power motor 15 is fixed in the protection box 7, and the power motor 15 is fixedly connected with the power plate 19 through the protection box 7.
The protective box 7 can protect the power motor 15, so that damage to the power motor 15 by external sundries or rainwater is reduced, and a motor shaft of the power motor 15 penetrates through the side wall of the protective box 7 and is fixedly connected with the power threaded rod 10.
As shown in fig. 2 and 3, the device further comprises a plurality of luminous bodies 18, and the luminous bodies 18 are fixed on the inner side surface of the protection box 5.
The plurality of lights 18 may assist the user in lighting when the user repairs or maintains the hydrogen fuel cell 8, and the plurality of lights 18 may each be an LED lamp.
As shown in fig. 2 and 3, the device further comprises a plurality of transparent cylinders 9, wherein a plurality of transparent cylinders 9 are fixed on the inner side surface of the protection box 5, and a plurality of luminous bodies 18 are respectively positioned in a plurality of transparent cylinders 9.
The transparent drums 9 can protect the illuminant 18 and ensure the illumination effect of the illuminant 18, and the transparent drums 9 can be made of polycarbonate.
As shown in fig. 2 and 3, a plurality of heat dissipation holes 17 are formed on the side surface of the protection box 5.
The plurality of radiating holes 17 reduce the accumulation of heat at the hydrogen fuel cell 8, reduce the negative influence of the heat on the hydrogen fuel cell 8, and the filter screen can be fixedly arranged in the plurality of radiating holes 17, so that the amount of dust in the outside air entering the protection box 5 through the plurality of radiating holes 17 is reduced.
The above embodiments should not limit the present utility model in any way, and all technical solutions obtained by equivalent substitution or equivalent conversion fall within the protection scope of the present utility model.
Claims (8)
1. An alcohol hydrogen fuel cell truck, characterized by: comprises a truck body, a chassis with a frame structure, a hydrogen fuel cell, a methanol reformer and a methanol tank;
the frame structure chassis is fixedly arranged at the bottom end of the truck body, the hydrogen fuel cell, the methanol reformer and the methanol box are fixedly arranged on the frame structure chassis, the methanol reformer is connected with the hydrogen fuel cell and the methanol box, the frame structure chassis is fixedly provided with a power cell, and the power cell is electrically connected with the hydrogen fuel cell and an electric driving system of the truck body.
2. An alcohol hydrogen fuel cell truck as defined in claim 1, wherein: the hydrogen fuel cell is characterized by further comprising a protection box with an opening at the top surface, wherein the top surface of the protection box is fixedly connected with the bottom end of the chassis of the frame structure, and the hydrogen fuel cell is positioned in the protection box.
3. An alcohol hydrogen fuel cell truck as defined in claim 2, wherein: the protection mechanism comprises a protection plate, a power seat, a power plate, a power motor, a power threaded rod and a moving block, wherein a maintenance opening and a sliding opening are respectively formed in the bottom surface and the side surface of the protection box, the protection plate is in sliding connection with the sliding opening, the power plate is fixed on the outer side surface of the protection box, the power motor is fixedly connected with the top surface of the power plate, the power seat is fixedly connected with the inner side surface of the protection box, one end of the power threaded rod is fixedly connected with a motor shaft of the power motor, the other end of the power threaded rod is in rotary connection with the side wall of the protection box and the power seat, one end of the moving block is in threaded connection with the power threaded rod, and the other end of the moving block is fixedly connected with the protection plate.
4. A hydrogen-alcohol fuel cell truck according to claim 3, characterized in that: the protection mechanism further comprises two limiting blocks, limiting grooves are formed in two opposite inner sides of the protection box, the two limiting blocks are respectively fixed on two opposite sides of the protection plate, and the limiting grooves are respectively connected in a sliding mode.
5. A hydrogen-alcohol fuel cell truck according to claim 3, characterized in that: the protection mechanism further comprises a protection box, the protection box is fixed on the top surface of the power plate, the power motor is fixed in the protection box, and the power motor is fixedly connected with the power plate through the protection box.
6. An alcohol hydrogen fuel cell truck as defined in claim 2, wherein: the protection box further comprises a plurality of luminous bodies, wherein the luminous bodies are fixed on the inner side surface of the protection box.
7. An alcohol hydrogen fuel cell truck as defined in claim 6, wherein: the LED protection box further comprises a plurality of transparent cylinders, wherein the transparent cylinders are fixed on the inner side surface of the protection box, and the luminous bodies are respectively positioned in the transparent cylinders.
8. An alcohol hydrogen fuel cell truck as defined in claim 2, wherein: and a plurality of heat dissipation holes are formed in the side face of the protection box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321294823.0U CN220053530U (en) | 2023-05-25 | 2023-05-25 | Alcohol hydrogen fuel cell truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321294823.0U CN220053530U (en) | 2023-05-25 | 2023-05-25 | Alcohol hydrogen fuel cell truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220053530U true CN220053530U (en) | 2023-11-21 |
Family
ID=88767121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321294823.0U Active CN220053530U (en) | 2023-05-25 | 2023-05-25 | Alcohol hydrogen fuel cell truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220053530U (en) |
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2023
- 2023-05-25 CN CN202321294823.0U patent/CN220053530U/en active Active
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