CN218759938U - Hydrogen fuel wet spraying trolley - Google Patents
Hydrogen fuel wet spraying trolley Download PDFInfo
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- CN218759938U CN218759938U CN202223377369.3U CN202223377369U CN218759938U CN 218759938 U CN218759938 U CN 218759938U CN 202223377369 U CN202223377369 U CN 202223377369U CN 218759938 U CN218759938 U CN 218759938U
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Abstract
The utility model discloses a hydrogen fuel wet blasting platform truck adopts hydrogen fuel cell power, bi-motor to drive walking and whitewashing operation respectively, realizes zero exhaust emissions and little noise production. The utility model discloses hydrogen fuel wet blasting platform truck, including the platform truck frame that has traveling system, be equipped with hybrid drive type fuel cell system and hydraulic execution system on the platform truck frame, hybrid drive type fuel cell system can provide power for hydraulic execution system. The utility model discloses an adopt "fuel cell + power battery" hybrid drive type battery system as the power of traveling, it is big to have solved current wet blasting platform truck environmental pollution, and the complete machine reliability is low, the big scheduling problem of noise.
Description
Technical Field
The utility model relates to a wet blasting platform truck technical field especially indicates a hydrogen fuel wet blasting platform truck.
Background
The wet-spraying bogie is a kind of concrete-spraying support machine widely used in road, railway, hydroelectric power and mine. At present, a wet spraying trolley adopts a traditional non-road vehicle emission standard engine, so that the energy consumption is high, the emission pollution is large, and the construction environment-friendly requirements of ecological weak areas including plateaus and the like can not be met far away, so that the energy conservation and emission reduction of the wet spraying trolley are urgent.
In recent years, with the development of science and technology, the pressure of emission reduction is increased, and the related research progress of new energy sources, particularly fuel cells is larger. The hydrogen fuel cell is used as a clean energy source, can realize real zero emission, is already commercialized in the field of commercial vehicles and is spread to the engineering machinery industry, for example, a hydrogen fuel cell loader with the application number of 202020402114. X is used for exploring the application of the hydrogen fuel cell in the loader, but in the branch industry of tunnel engineering machinery, the hydrogen fuel cell has not been researched in the aspect of guniting supporting equipment, particularly in the aspect of wet-spraying trolley application, so that the research on the hydrogen fuel wet-spraying trolley is necessary to solve the problems.
SUMMERY OF THE UTILITY MODEL
To not enough among the above-mentioned background art, the utility model provides a hydrogen fuel wet blasting platform truck adopts hydrogen fuel cell power, bi-motor to drive walking and whitewashing operation respectively, realizes zero exhaust emissions and noise generation a little.
The technical scheme of the utility model is realized like this: the hydrogen fuel wet spraying trolley comprises a trolley frame with a traveling system, wherein a hybrid driving type fuel cell system and a hydraulic execution system are arranged on the trolley frame, and the hybrid driving type fuel cell system can provide power for the hydraulic execution system.
The hybrid driving type fuel cell system comprises a hydrogen fuel cell assembly, a power battery pack and a high-pressure case, wherein the hydrogen fuel cell assembly and the power battery pack are connected with the high-pressure case, the output end of the high-pressure case is connected with a driving motor, and the driving motor provides power for a hydraulic execution system and a traveling system through a transfer case.
Further, the hydrogen fuel cell assembly comprises a hydrogen fuel cell, a hydrogen storage bottle and an air compressor which are arranged on the trolley frame, the hydrogen storage bottle and the air compressor are both connected with the hydrogen fuel cell, and the hydrogen fuel cell is connected with the high-voltage box through a DC/DC converter. The high-voltage box is connected with the driving motor through the motor controller, and the motor controller controls whether the driving motor is started or not.
Furthermore, the power battery pack comprises power batteries arranged at the bottom of the trolley frame, and the power batteries are respectively connected with the high-voltage box and an alternating current charger arranged on the trolley frame. And a cooling system for cooling the hydrogen fuel cell assembly and the power battery pack is arranged on the trolley frame.
Further, an alternating current driving system is further arranged on the trolley frame and comprises an alternating current motor arranged on the trolley frame, and the alternating current motor is connected with an alternating current power supply arranged on the trolley frame. The driving motor, the transfer case and the alternating current motor are all arranged at the bottom of the trolley frame.
Further, the hydraulic execution system comprises a hydraulic arm support, a concrete pumping system, an accelerator pumping system and hydraulic support legs, wherein the hydraulic arm support, the concrete pumping system and the accelerator pumping system are arranged on the trolley frame, and the hydraulic support legs are arranged on two sides of the trolley frame; the hydraulic arm support, the concrete pumping system, the accelerator pumping system and the hydraulic support leg are all connected with the hydraulic driving system.
Furthermore, the hydraulic drive system comprises a main hydraulic system and an auxiliary hydraulic system, a hydraulic pump station A of the main hydraulic system is connected with the alternating current motor, and a hydraulic pump station B of the auxiliary hydraulic system is connected with the output end of the transfer case. And the concrete pumping system and the accelerator pumping system are both carried on the hydraulic arm support.
The utility model has the advantages that: 1. the utility model discloses an adopt "fuel cell + power battery" hybrid drive formula battery system as the power of traveling, it is big to have solved current wet blasting platform truck environmental pollution, and the complete machine reliability is low, the big scheduling problem of noise. 2. The hydrogen fuel cell system is adopted, so that the hydrogen fuel cell system is clean and environment-friendly, has high energy conversion efficiency, optimizes an energy consumption structure and has strong overload capacity; the power battery system is added to form a hybrid driving type fuel battery system, redundant electric energy generated by the hydrogen fuel energy system is collected, energy waste is reduced, meanwhile, the power battery can participate in power supply when the power is insufficient, the power input environment is stabilized, the service life and the reliability of key components such as a wet spraying trolley motor and a hydraulic pump are improved, compared with an internal combustion engine wet spraying trolley, zero emission is achieved, the booming of an engine is avoided, and the noise and the vibration in the walking process are small. 3. The power system device can output stable power, and the reliability of the whole machine is greatly improved; under the outage state, the mixed driving type fuel cell system can guarantee the operation of spouting for a certain time, improves the security 4 of construction, relies on industry external power supply, guarantees long-time operation of spouting, improves the efficiency of spouting.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a left-side view schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view of the overall structure of the present invention.
Fig. 3 is a block diagram of the working principle of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, embodiment 1 is a hydrogen fuel wet spraying trolley, which includes a trolley frame 1 with a traveling system 4, wherein the trolley frame 1 is provided with a hybrid drive type fuel cell system and a hydraulic actuating system, and the hybrid drive type fuel cell system is used for powering the hydraulic actuating system and also can provide power for the traveling system.
The hybrid driving type fuel cell system comprises a hydrogen fuel cell assembly 6, a power cell pack 5 and a high-pressure box 13, wherein the hydrogen fuel cell assembly 6 and the power cell pack 5 are both connected with the high-pressure box 13, the output end of the high-pressure box 13 is connected with a driving motor 7, and the driving motor 7 provides power for a hydraulic execution system and a traveling system 4 through a transfer case 8. The hydrogen fuel cell assembly 6 utilizes the working principle of the hydrogen fuel cell, generates electric energy through a hydrogen fuel cell system, realizes power output, can provide power for the walking of the whole machine, also can provide power for guniting in an operation mode, simultaneously considers that the power and the dynamic robustness of the hydrogen fuel cell are poor, increases a power cell system, forms a hybrid drive type cell system, and ensures the stable output of the power system.
As shown in fig. 3, in the present embodiment, the hydrogen fuel cell assembly 6 preferably includes a hydrogen fuel cell 61, a hydrogen storage bottle 62 and an air compressor 63 which are disposed on the bogie frame 1, the hydrogen storage bottle 62 and the air compressor 63 are both connected to the hydrogen fuel cell 61 through corresponding pipes, and the hydrogen fuel cell 61 is connected to the high pressure tank 13 through a DC/DC converter 64. A hydrogen supply pipeline is arranged between the hydrogen fuel cell and the hydrogen storage bottle, a hydrogen control valve is arranged on the hydrogen supply pipeline, and air enters the hydrogen fuel cell through an air compressor; the DC/DC converter is arranged at the output end of the hydrogen fuel cell; the hydrogen fuel cell system can generate stable electric power to be supplied to other systems of the wet jet carriage through the DC/DC converter.
In addition, the power battery pack 5 comprises a plurality of power batteries 51 arranged at the bottom of the trolley frame 1, and the number of the power batteries 51 can be set according to the requirement. The power battery 51 is respectively connected with the high-voltage box 13 and an alternating current charger 52 arranged on the trolley frame 1, and the alternating current charger is connected with the input end of the power battery for charging the power battery; the power battery 51 and the high-voltage box 13 are connected in a bidirectional manner, that is, the redundant electric energy of the hydrogen fuel cell 61 can charge the power battery 51 through the high-voltage box 13, and the power battery 51 can discharge to the outside through the high-voltage box 13. Wherein the high-pressure tank 13 is connected with the driving motor 7 through the motor controller 9. When industrial electricity in the tunnel supplies guniting operation, the alternating current charger is connected with the industrial electricity to charge the power battery, and the power battery is connected with the DC/DC converter and the hydrogen fuel cell through the high-voltage box. The high-pressure box integrates the management of the hydrogen fuel cell and the power cell into a whole, so that the hydrogen fuel cell and the power cell complement each other, the power cell system can store redundant electric energy generated by the hydrogen fuel cell on one hand, further reduce the waste of energy, and on the other hand, the hydrogen fuel cell system can provide more stable power to supply environment to monitor the service condition of the power cell in real time.
Preferably, a cooling system 17 for cooling the hydrogen fuel cell assembly 6 and the power battery pack 5 is arranged on the trolley frame 1. The cooling system 17 can adopt a water cooling system or an air cooling system or a mixed cooling system, so that the hydrogen fuel cell assembly 6 and the power battery pack 5 can work in a proper temperature environment, and the service life of the hydrogen fuel cell assembly is prolonged. Through the technical scheme, the hybrid drive type fuel cell system drives the driving motor through the motor controller, the driving motor drives the traveling system and the hydraulic pump set through the transfer case, and the hydraulic pump set provides power for hydraulic execution elements such as the arm support system, the accelerator pumping system and the supporting legs, so that green guniting support operation is realized.
On one hand, the power battery system in the embodiment can store redundant electric energy generated by the hydrogen fuel battery system, so that the waste of energy is reduced; on the other hand, when the hydrogen fuel cell system supplies weak power to the driving motor, the power cell can also supply power synchronously to supplement, so that a more stable power environment is provided; meanwhile, the power battery can also supply power to the driving motor independently. The hybrid driving type battery system of the fuel battery and the power battery is used as driving power, so that the traveling process of the wet spraying trolley is safe, environment-friendly and noiseless. The hybrid drive type fuel cell system can realize green traveling operation of the wet jet trolley. The utility model discloses can also get rid of power battery alternating current charger, power battery singly leans on fuel cell to supply the electric energy, when hydrogen fuel is not enough in addition, can rely on power battery power supply alone, walks and the operation is strutted in the whitewashing.
As shown in fig. 2, in embodiment 2, an alternating current driving system is further disposed on the trolley frame 1, the alternating current driving system includes an alternating current motor 12 disposed on the trolley frame 1, and the alternating current motor 12 is connected to an alternating current power supply 14 disposed on the trolley frame 1; the alternating current power supply 14 is arranged at the rear end of the trolley frame, the driving motor 7, the transfer case 8 and the alternating current motor 12 are all arranged at the bottom of the trolley frame 1, and the driving motor 7 and the alternating current motor 12 are respectively arranged on two sides of the transfer case 8 in terms of arrangement positions, so that the integral structure is more compact.
In an industrial power supply operation site, the alternating current power supply 14 is externally connected with an industrial power supply and supplies power to the alternating current motor 12, and the alternating current motor 12 provides power for hydraulic execution systems such as a concrete pumping system, an accelerator pumping system, an arm support system and auxiliary supporting legs, so that pure electromotion is realized, the energy consumption of the whole machine is effectively reduced, and the system is pollution-free, zero-emission, stable in operation, high in practicability and remarkable in progress.
In the embodiment, as a preferable scheme, the hydraulic execution system comprises a hydraulic arm support 3 arranged on the trolley frame 1, a concrete pumping system 2, an accelerator pumping system 16 and hydraulic support legs 15 arranged at two sides of the trolley frame 1; the hydraulic arm support 3, the concrete pumping system 2, the accelerator pumping system 16 and the hydraulic support leg 15 are all connected with a hydraulic driving system. The concrete pumping system 2 and the accelerator pumping system 16 are both arranged on the hydraulic arm support 3. One end of the hydraulic arm support 3 is hinged on a mounting arm on the trolley frame, and then the height and the angle of the hydraulic arm support are adjusted through a hydraulic oil cylinder. The concrete pumping system 2 is mainly used for pumping concrete and generally comprises a concrete pumping pipeline, and the concrete reaches a construction site through the concrete pumping pipeline under the action of a hydraulic driving system. The accelerator pumping system 16 is primarily used to deliver an accelerator to concrete and basically comprises an accelerator pumping conduit through which the accelerator is passed to the construction site under the action of a hydraulic drive system. The hydraulic support legs 15 are support legs driven by hydraulic cylinders and mainly play a role in stabilizing the trolley. And the hydraulic execution component on the trolley performs ordered actions through the hydraulic driving system, so that normal and efficient construction of the trolley is ensured.
In this embodiment, the hydraulic drive system includes a main hydraulic system and an auxiliary hydraulic system, a hydraulic pump station a11 of the main hydraulic system is connected to the ac motor 12, and a hydraulic pump station B10 of the auxiliary hydraulic system is connected to the output end of the transfer case 8. In the normal construction process, a main hydraulic system is adopted to perform corresponding hydraulic action. In an emergency state, the auxiliary hydraulic system can provide power for the hydraulic arm support 3, the concrete pumping system 2 and the accelerator pumping system 16, the hydraulic arm support 3, the concrete pumping system 2 and the accelerator pumping system 16 cooperate to perform normal slurry spraying operation, and the hybrid drive type fuel cell system can perform short-time (one class) slurry spraying operation in an industrial power failure state.
The other structure is the same as embodiment 1.
The utility model adopts the hydrogen fuel cell system, the result is clean and environment-friendly, the energy conversion efficiency is high, the energy consumption structure is optimized, and the overload capacity is strong; the power battery system is added to form a hybrid driving type fuel battery system, redundant electric energy generated by the hydrogen fuel energy system is collected, energy waste is reduced, meanwhile, power supply can be participated in through the power battery when power is insufficient, the power input environment is stabilized, the service life and reliability of key components such as a wet spraying trolley motor and a hydraulic pump are improved, compared with an internal combustion engine wet spraying trolley, zero emission is achieved, the booming of an engine is avoided, and noise and vibration in the walking process are small.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a hydrogen fuel wet blasting platform truck, includes platform truck frame (1) that has traveling system (4), its characterized in that: the trolley frame (1) is provided with a hybrid driving type fuel cell system and a hydraulic execution system, and the hybrid driving type fuel cell system can provide power for the hydraulic execution system;
the hybrid driving type fuel cell system comprises a hydrogen fuel cell assembly (6), a power battery pack (5) and a high-pressure box (13), wherein the hydrogen fuel cell assembly (6) and the power battery pack (5) are both connected with the high-pressure box (13), the output end of the high-pressure box (13) is connected with a driving motor (7), and the driving motor (7) provides power for a hydraulic execution system and a traveling system (4) through a transfer case (8).
2. The hydrogen-fueled wet jet trolley according to claim 1, characterized in that: the hydrogen fuel cell assembly (6) comprises a hydrogen fuel cell (61), a hydrogen storage bottle (62) and an air compressor (63) which are arranged on the trolley frame (1), the hydrogen storage bottle (62) and the air compressor (63) are both connected with the hydrogen fuel cell (61), and the hydrogen fuel cell (61) is connected with the high-pressure tank (13) through a DC/DC converter (64).
3. The hydrogen fuel wet injection trolley according to claim 2, wherein: the high-pressure box (13) is connected with the driving motor (7) through a motor controller (9).
4. The hydrogen fuel wet jet trolley of any one of claims 1~3 wherein: the power battery pack (5) comprises a power battery (51) arranged at the bottom of the trolley frame (1), and the power battery (51) is respectively connected with the high-voltage box (13) and an alternating current charger (52) arranged on the trolley frame (1).
5. The hydrogen-fueled wet jet trolley according to claim 4, characterized in that: and a cooling system (17) for cooling the hydrogen fuel cell assembly (6) and the power battery pack (5) is arranged on the trolley frame (1).
6. The hydrogen-fueled wet jet trolley according to any one of claims 1~3, 5, wherein: the trolley frame (1) is further provided with an alternating current driving system, the alternating current driving system comprises an alternating current motor (12) arranged on the trolley frame (1), and the alternating current motor (12) is connected with an alternating current power supply (14) arranged on the trolley frame (1).
7. The hydrogen-fueled wet jet trolley according to claim 6, wherein: the driving motor (7), the transfer case (8) and the alternating current motor (12) are all arranged at the bottom of the trolley frame (1).
8. The hydrogen-fueled wet jet trolley according to claim 7, wherein: the hydraulic execution system comprises a hydraulic arm support (3) arranged on the trolley frame (1), a concrete pumping system (2), an accelerator pumping system (16) and hydraulic support legs (15) arranged on two sides of the trolley frame (1); the hydraulic arm support (3), the concrete pumping system (2), the accelerator pumping system (16) and the hydraulic support leg (15) are all connected with a hydraulic driving system.
9. The hydrogen-fueled wet jet trolley according to claim 8, wherein: the hydraulic drive system comprises a main hydraulic system and an auxiliary hydraulic system, a hydraulic pump station A (11) of the main hydraulic system is connected with an alternating current motor (12), and a hydraulic pump station B (10) of the auxiliary hydraulic system is connected with the output end of the transfer case (8).
10. The hydrogen-fueled wet jet trolley according to claim 9, wherein: the concrete pumping system (2) and the accelerator pumping system (16) are both arranged on the hydraulic arm support (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223377369.3U CN218759938U (en) | 2022-12-16 | 2022-12-16 | Hydrogen fuel wet spraying trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223377369.3U CN218759938U (en) | 2022-12-16 | 2022-12-16 | Hydrogen fuel wet spraying trolley |
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| Publication Number | Publication Date |
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| CN218759938U true CN218759938U (en) | 2023-03-28 |
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| CN202223377369.3U Active CN218759938U (en) | 2022-12-16 | 2022-12-16 | Hydrogen fuel wet spraying trolley |
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- 2022-12-16 CN CN202223377369.3U patent/CN218759938U/en active Active
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