CN216993865U - Pure alternating current electric wheel dumper - Google Patents
Pure alternating current electric wheel dumper Download PDFInfo
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- CN216993865U CN216993865U CN202123106012.7U CN202123106012U CN216993865U CN 216993865 U CN216993865 U CN 216993865U CN 202123106012 U CN202123106012 U CN 202123106012U CN 216993865 U CN216993865 U CN 216993865U
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- 239000000725 suspension Substances 0.000 claims abstract description 32
- 230000001050 lubricating effect Effects 0.000 claims abstract description 9
- 238000012423 maintenance Methods 0.000 claims abstract description 7
- 230000001419 dependent effect Effects 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 20
- 239000003921 oil Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The pure alternating current electric wheel dumper comprises a dumper body, wherein the dumper body comprises a frame assembly erected on a traveling system, the frame assembly is elastically connected with the traveling system through a front axle independent suspension and a rear axle dependent suspension, a power battery assembly, a hydraulic system, a dumper front plate component assembly, an IGBT alternating current electric control cabinet, an automatic lubricating system, a fire extinguishing device and a carriage assembly are arranged on the frame assembly, the dumper front plate component assembly is arranged at the front part of the frame assembly, the IGBT alternating current electric control cabinet is fixed on a gantry beam of the frame assembly, the automatic lubricating system is arranged on a right vertical plate of the dumper front plate component assembly, the fire extinguishing device is arranged at the rear part of a left deck of the dumper front plate component assembly, and a hinge support at the bottom of the carriage assembly is hinged to the tail part of a longitudinal beam of the frame assembly. The dumper has the advantages of compact structure, low operation cost and maintenance cost, high operation efficiency, low noise, good maintainability, simple operation, high comfort and environmental protection.
Description
Technical Field
The utility model relates to a dumper, in particular to a pure alternating current electric wheel dumper.
Background
More than 95% of open coal mines in China adopt a single bucket-truck process, the annual total transport amount of ore rocks is more than 100 hundred million tons, and the mine trucks using diesel engines as power are adopted for transportation, so that a large amount of fuel oil is consumed, a large amount of carbon dioxide and nitric oxide are generated, and the environmental pollution is serious. The traditional fuel power system and power generation system of the mining dump truck have the advantages of large fuel consumption, high carbon emission, high cost, low working efficiency and serious environmental pollution.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing the pure alternating current electric wheel dumper with zero emission, high working efficiency, long endurance and low operation and maintenance cost.
The utility model adopts the technical scheme that the pure alternating current electric power dumper comprises a dumper body, wherein the dumper body comprises a frame assembly erected on a running system, the frame assembly is elastically connected with the running system through a front axle independent suspension and a rear axle dependent suspension, the frame assembly is provided with a power battery assembly, a hydraulic system, a dumper front plate part assembly, an IGBT alternating current electric control cabinet, an automatic lubricating system, a fire extinguishing device and a carriage assembly,
the automatic lubrication system is arranged on a right vertical plate of the front plate assembly, the fire extinguishing device is arranged at the rear part of a left deck of the front plate assembly, and a hinge support at the bottom of the carriage assembly is hinged with the tail part of a longitudinal beam of the frame assembly;
the front plate assembly is provided with a cab assembly, a rearview mirror assembly, a brake resistor grid and a power battery cooling system;
the driving system comprises an alternating current electric wheel, a rear axle housing, a front axle and a front suspension and a rear suspension, wherein the rear axle housing of the driving system is connected with the alternating current electric wheel;
the hydraulic system comprises an oil pump motor, a duplex vane pump, a hydraulic oil tank, a hydraulic pipeline, a steering pipeline, a hydraulic valve group, a lifting cylinder and a rotating power cylinder, wherein the oil pump motor is connected with the duplex vane pump through a coupler;
the power battery assembly comprises a power battery and a battery mounting frame, wherein a battery heating module is arranged on the outer surface of the power battery, a cooling pipeline is arranged in the power battery, and heat generated by the power battery is taken away by the flowing of cooling water in the battery; the power battery is fixed on the battery installation frame, and the upper part of the battery installation frame is provided with a battery management system for controlling the charging and discharging of the power battery, the heating of the battery and the cooling of the battery to be started and stopped.
Furthermore, a water flow channel is arranged inside the power battery; the power battery is heated and insulated in an electric heating film mode.
Furthermore, the bottom, the periphery and the upper part of the power battery assembly are provided with lower protective plates, the upper part of the power battery assembly is provided with an upper protective plate in the front area of the IGBT AC electric control cabinet, and the inner sides of all the protective plates are paved with heat preservation layers.
Furthermore, an overhaul pedal and a pedaling handrail are arranged on a left rear side splash guard of the vehicle front plate component assembly.
Furthermore, the cooling of the power battery adopts water cooling, and the heat preservation of the power battery adopts electric heating.
Further, the braking system adopted by the running system comprises a working brake, an electric brake, a parking brake and an emergency brake.
Furthermore, the connection of the power battery and the frame assembly adopts a connection mode of a bolt and a rubber pad.
Furthermore, the overall structure of the power battery is a frame structure and is installed in a modular mode.
Furthermore, the rear suspension is connected with the frame assembly and the rear axle housing in a pin shaft mode through a joint bearing; the front suspension is in an independent suspension structure, oil and inert gas are filled in the front suspension, the front suspension and the frame assembly are rigidly fixed, and the rod barrel of the front suspension has the function of a steering main pin.
The utility model has the following positive effects: the dump truck provided by the utility model has the advantages of compact structure, low operation cost and maintenance cost, high operation efficiency, low noise, good maintainability, simple operation, high comfort and environmental protection.
Drawings
FIG. 1 is a schematic structural diagram (right side view) of an embodiment of the present invention;
FIG. 2 is a front view of the embodiment of FIG. 1;
FIG. 3 is an isometric view of the embodiment of FIG. 1 without the wagon;
FIG. 4 is a schematic structural diagram of the power battery assembly of FIG. 1;
fig. 5 is a schematic structural diagram of the IGBT ac electric control cabinet in fig. 1.
In the figure: 1 camera, 2 driver's cabin assemblies, 3 vehicle management systems, 4 carriage assemblies, 5 IGBT exchanges automatically controlled cabinets, 6 self-lubricating systems, 7 ventilation system, 8 hydraulic system, 9 traveling system, 10 exchange electronic wheel, 11 frame assemblies, 12 car front panel finished piece assemblies, 13 rear-view mirror assemblies, 14 power battery assemblies, 15 air conditioning system, 16 power battery cooling system, 17 braking resistance bars, 18 braking resistance bars, 19 extinguishing device, 20 high voltage distribution cabinet, 21 upper protection plate, 22 lower protection plate, 23 battery installation frame, 24 maintenance footboard, 25 pedal handrail, 26 water pump, 27 water tank, 28 rear-axle housing
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to the attached drawings 1-5, the embodiment is a direct-alternating current (dc-ac) power transmission dump truck, which comprises a dump truck body, wherein the dump truck body comprises a camera 1, a power battery assembly 14, a power battery cooling system 16, a high-voltage power distribution cabinet 20, a frame assembly 11, a traveling system 9, a hydraulic system 8, an oil pump motor 18, an alternating current (ac) electric wheel 10, a carriage assembly 4, a brake resistor grid 17, an Insulated Gate Bipolar Translator (IGBT) ac electric control cabinet 5 (shown in fig. 5), a cab assembly 2, a vehicle management system 3, an automatic lubricating system 6, a ventilation system 7, an air conditioning system 15 and a fire extinguishing device 19.
The total number of the cameras 1 is 4, which are respectively arranged on an upper protection plate 21 at the front part of the power battery assembly 14, left and right decks of a vehicle front plate assembly 12 and a rear axle housing 28 of the running system 9, so as to jointly form a 360-degree looking-around system.
The frame assembly 11 is erected on the traveling system 9, the power battery assembly 14, the hydraulic system 8, the vehicle front board assembly 12, the IGBT alternating current electric control cabinet 5 (figure 5), the automatic lubricating system 6, the fire extinguishing device 19 and the carriage assembly 4 are all arranged on the frame assembly 11, wherein the power battery assembly 14 is fixed on the frame assembly 11 through bolts and a rubber cushion pad, a hydraulic oil tank, a hydraulic valve group, a pipeline, a lifting cylinder and a steering power cylinder of the hydraulic system 8 are all arranged on the frame assembly 11, the vehicle front board assembly 12 is arranged at the front part of the frame assembly 11, the IGBT alternating current electric control cabinet 5 (figure 5) is fixed on a gantry beam of the frame assembly 11 through bolts and a rubber cushion pad, the automatic lubricating system 6 is arranged on a right vertical plate of the vehicle front board assembly 12 through bolts, the fire extinguishing device 19 is arranged at the rear part of a left deck of the vehicle front board assembly 12 through a fixing device, The tail part of the longitudinal beam of the frame assembly 11 is hinged with a hinge support at the bottom of the carriage assembly 4. The cab assembly 2, the rearview mirror assembly 13, the brake resistor grid 18 and the power battery cooling system 16 are erected on the vehicle front panel assembly 12 and are connected with the vehicle front panel assembly 12 in a bolt connection mode.
The traveling system 9 comprises an alternating current electric wheel 10, a rear axle housing 28, a front axle and a front suspension and a rear suspension, the alternating current electric wheel 10 is connected with the rear axle housing 28 of the traveling system 9 through a wheel reduction gear, a frame assembly 11 is erected on the traveling system 9, and the frame assembly 11 is in elastic connection with the traveling system 9 through independent suspension of the front axle and dependent suspension of the rear axle.
The hydraulic system 8 comprises an oil pump motor 18, a duplex vane pump, a hydraulic oil tank, a hydraulic pipeline, a steering pipeline, a hydraulic valve group, a lifting cylinder, a rotating power cylinder and the like, so as to realize the braking, steering and lifting functions of the vehicle. The oil pump motor 18 is connected with a duplex vane pump through a coupler, the duplex vane pump, a hydraulic oil tank and a hydraulic valve bank are connected with each other through hydraulic oil pipes, and the hydraulic valve bank is connected with a steering power cylinder and a lifting cylinder through hydraulic pipelines.
The power battery assembly 14 comprises a power battery, a battery mounting frame 23, an upper protection plate 21 and a lower protection plate 22, wherein a battery heating module is arranged on the outer surface of the power battery to ensure that the battery can be normally used in a low-temperature environment, a cooling pipeline is arranged in the power battery, and heat generated by the power battery is taken away through the flowing of cooling water in the battery, so that the temperature of the power battery is reduced; the power battery is fixed on the battery installation frame, and the upper part of the battery installation frame 23 is provided with a battery management system for controlling the charging and discharging of the power battery, the heating of the battery and the starting and stopping of the cooling of the battery; the upper and lower protection plates 21 and 22 completely wrap the battery mounting frame; the power battery assembly 14 is arranged on the inner side of the front part of the frame and is connected with the rubber cushion pad and the pull rod assembly and the frame assembly 11 through bolts; and a water pump 26 and a water tank 27 of the power battery cooling system 16 are arranged at the rear part of the right deck and are connected with the right deck through bolts and nuts.
A water flow channel is arranged inside the power battery of the power battery assembly 14, and the cooling liquid flows in the power battery in a circulating manner to take away heat of the battery, so that the cooling is realized. The power battery is heated and insulated in an electric heating film mode;
the left rear fender of the vehicle front plate assembly 12 is provided with an overhaul pedal 24 and a pedaling handrail 25.
In the embodiment, the power supply conversion mode of the vehicle is direct-alternating current, and the prime movers of all functional parts of the vehicle are alternating current motors;
the cooling of the power battery adopts water cooling, and the heat preservation of the power battery adopts electric heating so as to ensure that the power battery can be normally used under different environmental conditions;
the running system 9 adopts a braking system comprising a working brake, an electric brake, a parking brake and an emergency brake. The dry disc brake adopts full hydraulic brake control, and the parking brake adopts the working mechanism of hydraulic release and spring application.
The power battery is connected with the frame assembly in a bolt and rubber pad mode, and safety of the power battery in the driving process is guaranteed.
The power source of the hydraulic system 8 is derived from an oil pump motor, and the oil pump motor is directly connected with the duplex vane pump through a coupler, so that power is provided for steering, braking and lifting of the vehicle.
The rear suspension is connected with the frame assembly 11 and the rear axle housing 28 by pin connection through a joint bearing.
The front suspension is in an independent suspension structure, oil and inert gas are filled in the front suspension, the front suspension and the frame are rigidly fixed, and the rod barrel of the front suspension has the function of a steering main pin.
The high-voltage power distribution cabinet 20 is connected with the frame assembly in a three-point contact mode, a rubber cushion pad is arranged at a lower contact point, and detachable access doors are arranged on two sides of the high-voltage power distribution cabinet 20; a dehumidifier is arranged in the high-voltage power distribution cabinet 20 to ensure the dryness in the cabinet;
the automatic lubricating system 6 is driven by an electric pump, and carries out fixed-point, timing and quantitative lubrication on a rotating part in a linear or progressive lubricating mode.
The alternating-current traction motor has the characteristics of stable and reliable stepless speed regulation, simple structure, small volume, light weight, high power density, strong overload capacity, small maintenance workload, low failure rate and the like;
during operation, the power battery assembly 14 outputs high voltage outwards, and after frequency conversion and voltage regulation are performed through the IGBT ac electric control cabinet 5 (fig. 5) and the high-voltage power distribution cabinet 20, ac power is output outwards, and a part of the ac power is sent to two ac traction motors in the rear axle ac electric wheel 10. The rotation of the rotor of the alternating-current traction motor is decelerated by a wheel-side reducer to drive wheels to rotate, so that the forward and backward movement of the vehicle is realized; one part is delivered to an oil pump motor 18, so that the duplex vane pump is driven to operate, and the functions of steering, braking and lifting of the vehicle are realized; a part of the air is conveyed to a centrifugal alternating current motor of a ventilation system, so that the IGBT alternating current electric control cabinet 5 (figure 5) and the alternating current motor are cooled; a part of the air is delivered to the air conditioning system 15, thereby realizing driving of the air conditioning system 15; when the vehicle is braked or descends, the alternating-current traction motor is converted into a generator, potential energy of the vehicle is converted into electric energy, the generated electric energy is preferentially charged to the power battery under the control of the vehicle management system 3 and the energy management system, redundant electric energy is consumed on the brake resistor grid 17 of the redundant protection device in a heat energy mode, the cruising mileage of the vehicle is improved on the premise of ensuring the safety of the vehicle, and compared with a traditional fuel oil power source, the running cost is saved by more than 50%.
The dumper body of the embodiment is compact in structure, long in endurance, short in charging time, small in maintenance workload, high in working efficiency, low in running cost and zero in emission.
Various modifications and variations of the present invention may be made by those skilled in the art, and they are still within the scope of the present patent invention provided they are within the scope of the claims and their equivalents.
What is not described in detail in the specification is prior art that is well known to those skilled in the art.
Claims (9)
1. Pure electric motor tipper includes tipper body, its characterized in that: the self-dumping truck body comprises a frame assembly erected on a running system, the frame assembly is elastically connected with the running system through a front axle independent suspension and a rear axle dependent suspension, the frame assembly is provided with a power battery assembly, a hydraulic system, a vehicle front plate part assembly, an IGBT alternating current electric control cabinet, an automatic lubricating system, a fire extinguishing device and a carriage assembly,
the automatic lubrication system is arranged on a right vertical plate of the front plate assembly, the fire extinguishing device is arranged at the rear part of a left deck of the front plate assembly, and a hinge support at the bottom of the carriage assembly is hinged with the tail part of a longitudinal beam of the frame assembly;
the front plate assembly is provided with a cab assembly, a rearview mirror assembly, a brake resistor grid and a power battery cooling system;
the driving system comprises an alternating current electric wheel, a rear axle housing, a front axle and a front suspension and a rear suspension, wherein the rear axle housing of the driving system is connected with the alternating current electric wheel;
the hydraulic system comprises an oil pump motor, a duplex vane pump, a hydraulic oil tank, a hydraulic pipeline, a steering pipeline, a hydraulic valve group, a lifting cylinder and a rotating power cylinder, wherein the oil pump motor is connected with the duplex vane pump through a coupler;
the power battery assembly comprises a power battery and a battery mounting frame, wherein a battery heating module is arranged on the outer surface of the power battery, a cooling pipeline is arranged in the power battery, and heat generated by the power battery is taken away by the flowing of cooling water in the battery; the power battery is fixed on the battery installation frame, and a battery management system is arranged on the upper portion of the battery installation frame and used for controlling charging and discharging of the power battery, battery heating and starting and stopping of battery cooling.
2. The pure alternating current electric wheel dump truck according to claim 1, characterized in that: a water flow channel is arranged in the power battery; the power battery is heated and insulated in an electric heating film mode.
3. A pure alternating current electric power driven dump truck according to claim 2, characterized in that: the power battery assembly is characterized in that lower protection plates are arranged at the bottom, the periphery and the upper part of the power battery assembly, upper protection plates are arranged in the front area of the IGBT AC electric control cabinet at the upper part of the power battery assembly, and heat insulation layers are paved on the inner sides of all the protection plates.
4. A pure ac electric wheel dump truck according to any one of claims 1 to 3, wherein: and a maintenance pedal and a pedaling handrail are arranged on a left rear side mudguard of the vehicle front plate assembly.
5. A pure alternating current electric wheel dump truck according to any one of claims 1 to 3, wherein: the cooling of the power battery adopts water cooling, and the heat preservation of the power battery adopts electric heating.
6. A pure ac electric wheel dump truck according to any one of claims 1 to 3, wherein: the adopted braking system of the running system comprises working braking, electric braking, parking braking and emergency braking.
7. A pure alternating current electric wheel dump truck according to any one of claims 1 to 3, wherein: the power battery is connected with the frame assembly in a mode of connecting the bolt and the rubber pad.
8. A pure ac electric wheel dump truck according to any one of claims 1 to 3, wherein: the power battery is of a frame structure and is installed in a modular mode.
9. A pure ac electric wheel dump truck according to any one of claims 1 to 3, wherein: the rear suspension is connected with the frame assembly and the rear axle housing in a pin shaft mode by adopting a joint bearing; the front suspension is in an independent suspension structure, oil and inert gas are filled in the front suspension, the front suspension and the frame assembly are rigidly fixed, and the rod barrel of the front suspension has the function of a steering main pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123106012.7U CN216993865U (en) | 2021-12-07 | 2021-12-07 | Pure alternating current electric wheel dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123106012.7U CN216993865U (en) | 2021-12-07 | 2021-12-07 | Pure alternating current electric wheel dumper |
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| Publication Number | Publication Date |
|---|---|
| CN216993865U true CN216993865U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123106012.7U Active CN216993865U (en) | 2021-12-07 | 2021-12-07 | Pure alternating current electric wheel dumper |
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| CN (1) | CN216993865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116373715A (en) * | 2023-06-05 | 2023-07-04 | 湘电重型装备有限公司 | Large-tonnage pure electric wheel dumper |
-
2021
- 2021-12-07 CN CN202123106012.7U patent/CN216993865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116373715A (en) * | 2023-06-05 | 2023-07-04 | 湘电重型装备有限公司 | Large-tonnage pure electric wheel dumper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230412 Address after: 411100 Rooms 1502 and 1503, Innovation Building, No. 9 Xiaotang Road, Shuangma Street, Xiangtan City, Hunan Province Patentee after: Hunan Xiangdian Lvneng Intelligent Control Co.,Ltd. Patentee after: Inner Mongolia Power Investment Energy Co.,Ltd. Address before: 411101 No. 9, Xiaotang Road, Xiangtan high tech Industrial Development Zone, Xiangtan City, Hunan Province Patentee before: XIANGTAN ELECTRIC MANUFACTURING GROUP HEAVY-DUTY EQUIPMENT Co.,Ltd. Patentee before: Inner Mongolia Power Investment Energy Co.,Ltd. |
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| TR01 | Transfer of patent right |