CN214647541U - Pump truck - Google Patents
Pump truck Download PDFInfo
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- CN214647541U CN214647541U CN202120794924.9U CN202120794924U CN214647541U CN 214647541 U CN214647541 U CN 214647541U CN 202120794924 U CN202120794924 U CN 202120794924U CN 214647541 U CN214647541 U CN 214647541U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
The embodiment of the utility model provides a pump truck belongs to the engineering machine tool field, include: a traveling system; a pumping system; an engine; the generator is connected with the engine and used for converting kinetic energy of the engine into electric energy or providing the kinetic energy of the engine to the traveling system; the clutch is connected with the generator and used for providing kinetic energy of the engine to the traveling system when the clutch is closed; the power distribution device is electrically connected with the generator and is used for receiving and distributing the electric energy generated by the generator; the first motor is electrically connected with the power distribution device and used for receiving the electric energy distributed by the power distribution device to drive the pumping system; and the second motor is connected with the clutch and the power distribution device and is used for driving the walking system according to the electric energy distributed by the power distribution device and/or the kinetic energy provided by the engine. The power is provided for the traveling system by the engine, or the kinetic energy of the engine is converted into the electric energy by the generator to provide power for the traveling system and the pumping system, so that the power problem of the traveling system and the pumping system is solved, and the energy consumption is low.
Description
Technical Field
The utility model relates to an engineering machine tool field especially relates to a pump truck.
Background
At present, a diesel engine is used as a power source in a power part of a traditional pump truck, power provided by the diesel engine is transmitted to a transfer power case through a transmission device, the transfer power case distributes input power, one path of output can be used as power for driving a vehicle, and the other path of output can drive a hydraulic system and is used for power of the vehicle in special operation. The conventional power source is adopted, and kinetic energy is provided by the engine in the vehicle running process or the operation process, so that the energy consumption is high.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a pump truck that energy consumption is lower.
In order to achieve the above object, a pump truck includes:
a traveling system;
a pumping system;
an engine;
the generator is connected with the engine and used for converting kinetic energy of the engine into electric energy or providing the kinetic energy of the engine to the traveling system;
the clutch is connected with the generator and used for providing kinetic energy of the engine to the traveling system when the clutch is closed;
the power distribution device is electrically connected with the generator and is used for receiving and distributing the electric energy generated by the generator;
the first motor is electrically connected with the power distribution device and used for receiving the electric energy distributed by the power distribution device to drive the pumping system;
and the second motor is connected with the clutch and the power distribution device and is used for driving the walking system according to the electric energy distributed by the power distribution device and/or the kinetic energy provided by the engine.
In the embodiment of the present invention, the second motor is used for driving the traveling system according to the electric energy distributed by the power distribution device when the clutch is disconnected; or when the clutch is closed, the running system is driven according to the kinetic energy provided by the engine; or when the clutch is closed, the running system is driven according to the kinetic energy provided by the engine and the electric energy distributed by the power distribution device.
The embodiment of the utility model provides an in, the pump truck is still including the gearbox and the transmission shaft that connect gradually, and the gearbox is connected with the second motor, and the transmission shaft is connected with traveling system, and the gearbox is used for adjusting traveling system's walking speed when traveling system moves.
The embodiment of the utility model provides an in, the pump truck still includes the generator controller, and the generator controller is connected with the generator for whether the control generator generates electricity.
The embodiment of the utility model provides an in, generator controller still controls the generated power of generator when controlling the generator electricity generation.
The embodiment of the present invention provides an embodiment, the pumping system further includes a first motor controller, and the first motor controller is connected to the first motor for controlling the operation of the first motor.
The embodiment of the present invention provides an embodiment, the pumping system further includes a second motor controller, and the second motor controller is connected to the second motor for controlling the operation of the second motor.
The embodiment of the utility model provides an in, the pump truck still includes battery pack, and battery pack is connected with distribution device, and battery pack is used for the accumulate when distribution device provides the electric energy, supplies power when distribution device can't provide the electric energy.
The embodiment of the utility model provides an in, the pump truck is still including the interface that charges, and the interface that charges is connected with distribution device for insert external power source.
The embodiment of the utility model provides an in, the interface that charges includes the interface that charges of alternating current and direct current.
Through the technical scheme, the embodiment of the utility model provides an utilize the engine to provide power for traveling system, or utilize the generator to trun into the kinetic energy of engine into the electric energy and provide power for traveling system and pumping system, solve traveling system and pumping system power problem, the energy consumption is lower.
Other features and advantages of embodiments of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention, but do not constitute a limitation of the embodiments of the invention. In the drawings:
fig. 1 is a schematic structural view of a pump truck according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a pump truck according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another pump truck according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another pump truck provided in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another pump truck according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of another pump truck according to an embodiment of the present invention.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings. It is to be understood that the description herein is only intended to illustrate and explain embodiments of the present invention, and is not intended to limit embodiments of the present invention.
An embodiment of the utility model provides a pump truck, as shown in fig. 1, this pump truck includes:
a traveling system 101;
a pumping system 102;
an engine 103;
a generator 104 connected to the engine 103 for converting kinetic energy of the engine 103 into electric energy or providing kinetic energy of the engine 103 to the traveling system 101;
a clutch 105 connected to the generator 104 for supplying kinetic energy of the engine 103 to the traveling system 101 when closed;
a power distribution device 106 electrically connected to the generator 104 for receiving and distributing the electrical energy generated by the generator 104;
a first electric motor 107 electrically connected to the power distribution device 106 for receiving the electric power distributed by the power distribution device 106 to drive the pumping system 102;
and a second motor 108 connected to the clutch 105 and the power distribution device 106 for driving the traveling system 101 according to the electric energy distributed by the power distribution device 106 and/or the kinetic energy provided by the engine 103.
Specifically, the pumping system 102 includes a main oil pump, a boom pump, a blender pump, and/or an auxiliary pump.
Here, the power distribution device 106 is connected with the generator 104, the first motor 107 and the second motor 108, the power distribution device 106 can perform high-voltage power distribution, charge and discharge control and motor pre-charge management, and a DC-DC power supply of the power distribution device 106 can convert high-voltage direct current into low-voltage direct current to charge a chassis battery and supply power to the first motor 107 and the second motor 108.
In practical applications, in an embodiment, the second motor 108 is configured to drive the traveling system 101 according to the electric energy distributed by the power distribution device 106 when the clutch 105 is disconnected; or when the clutch 105 is closed, the traveling system 101 is driven according to the kinetic energy provided by the engine 103; or when the clutch 105 is closed, the walking system 101 is driven according to the kinetic energy provided by the engine 103 and the electric energy distributed by the power distribution device 106.
Further, when the clutch 105 is closed, the engine 103 is connected to the traveling system 101 via the generator 104, the closed clutch 105, and the second motor 108, so that power can be supplied to the traveling system 101 when the clutch 105 is closed.
In addition, in an embodiment, the pump truck further comprises a gearbox and a transmission shaft which are sequentially connected, the gearbox is connected with the second motor, the transmission shaft is connected with the traveling system, and the gearbox is used for adjusting the traveling speed of the traveling system when the traveling system runs.
Specifically, when the clutch is closed, the motor is directly connected with the gearbox through a connecting shaft in the generator, the gearbox is driven by the motor, the output of the gearbox is connected with the transmission shaft, and the vehicle running system is driven to run through the transmission shaft. The transmission changes the torque and speed output by the transmission through the change of the transmission ratio, so that the vehicle can better control the running speed and has better passing capability.
Here, it should be noted that, in the case where the pump truck is in the traveling state, the pump truck travels and cannot perform the relevant pumping work. And under the condition that the pump truck is in the pumping state, the pump truck stops running and performs related pumping work.
In one embodiment, the pump truck further comprises a generator controller, and the generator controller is connected with the generator and used for controlling whether the generator generates electricity or not. The generator controller also controls the generated power of the generator when controlling the generator to generate power.
Specifically, the power generation controller may control the generator to be in a non-power generation state, or control the generator to generate power. In addition, the power generation controller can also control the power generation of the generator according to the pump truck condition.
Further, the generator controller controls the power generation amount of the generator through electric logic, and converts alternating current generated by the generator into direct current which can be used by a system through an internal rectifying device so as to provide power for the motor.
In practical application, when the generator controller controls the generator to generate electricity, because the working interval of the engine can have the most oil-saving interval, the engine can be controlled to work in the most oil-saving working interval to generate electric energy, and the generated electric energy can supply power for the pumping system and can also store electric energy except for the electric energy for supplying power for the pumping system.
In one embodiment, the pumping system further comprises a first motor controller connected to the first motor for controlling operation of the first motor.
Further, the first motor controller may control an operating power of the first motor.
Specifically, the first motor controller receives direct current output by the power distribution device, converts the direct current into alternating current through an internal inverter device to provide power for the first motor, and controls the output rotating speed and torque of the first motor. The first motor is connected with each oil pump through a mechanical mechanism, at least one of the oil pumps is powered, and the oil pump drives the pump truck to act.
In one embodiment, the pumping system further comprises a second motor controller connected to the second motor for controlling operation of the second motor.
Further, the second motor controller may control the operating power of the second motor.
Specifically, the second motor controller receives the direct current output by the power distribution device, converts the direct current into alternating current through an internal inverter device to provide power for the second motor, and controls the output rotating speed and the torque of the second motor. The second motor is connected with each oil pump through a mechanical mechanism, at least one of the oil pumps is powered, and the oil pump drives the pump truck to act.
In one embodiment, the pump truck further comprises a battery assembly, the battery assembly is connected with the power distribution device, and the battery assembly is used for storing electricity when the power distribution device provides electric energy and supplying electricity when the power distribution device cannot provide electric energy.
In an embodiment, the pump truck further comprises a charging interface, and the charging interface is connected with the power distribution device and used for being connected with an external power supply.
Specifically, the charging interface includes an alternating current charging interface and a direct current charging interface.
When the external power source is connected to the charging interface, the battery assembly stores electric energy which is sent by the generator and charged by the charging interface, power is provided for the first motor and the second motor, and the battery assembly is provided with a power management system for managing progress of battery charging and discharging, temperature and the like.
When the charging interface is an alternating current charging interface, the charging interface is connected with an external alternating current charger and is converted into direct current through a rectifier in the power distribution device to provide power for the system,
when the charging interface is a direct-current charging interface, the direct-current charging interface is connected with an external direct-current charger, and a power supply is directly provided for the system through a power distribution device.
Through the technical scheme, the pump truck comprises a walking system; a pumping system; an engine; the generator is connected with the engine and used for converting kinetic energy of the engine into electric energy or providing the kinetic energy of the engine to the traveling system; the clutch is connected with the generator and used for providing kinetic energy of the engine to the traveling system when the clutch is closed; the power distribution device is electrically connected with the generator and is used for receiving and distributing the electric energy generated by the generator; the first motor is electrically connected with the power distribution device and used for receiving the electric energy distributed by the power distribution device to drive the pumping system; and the second motor is connected with the clutch and the power distribution device and is used for driving the walking system according to the electric energy distributed by the power distribution device and/or the kinetic energy provided by the engine. The embodiment of the utility model provides an utilize the engine to provide power for traveling system, or utilize the generator to trun into the kinetic energy of engine into the electric energy and provide power for traveling system and pumping system, solve traveling system and pumping system power problem, the energy consumption is lower.
The present invention will be described in further detail with reference to the following application examples.
Referring to fig. 2, fig. 2 shows a pump truck configuration. This pump truck includes: the system comprises an engine 10, a generator 11, a clutch 12, a second motor 13, a gearbox 14, a transmission shaft 15, a traveling system 16, a generator controller 17, a second motor controller 18, a power distribution device 19, a first motor controller 20, a first motor 21, a main oil pump 22, an arm support pump 23, a stirring pump 24, an auxiliary pump 25, a battery assembly 26, an alternating current charging port 27 and a direct current charging port 28.
The engine 10, the generator 11, the clutch 12, the second motor 13, the gearbox 14, the transmission shaft 15 and the traveling system 16 are connected in sequence. The output of the generator 11 is connected to the power distribution device 19 via the generator controller 17 to provide power to the battery assembly 26, to the first motor 21 via the first motor controller 20, and to the second motor 13 via the second motor controller 18. The first motor 21 drives at least one of the pump truck actions such as a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25 of the pump truck to provide power. The second motor 13 drives the traveling system 16 according to the electric energy distributed by the power distribution device 19 when the clutch 12 is disconnected; or when clutch 12 is closed, drive traveling system 16 according to the kinetic energy provided by engine 10; or when clutch 12 is closed, propulsion of propulsion system 16 is based on the kinetic energy provided by engine 10 and the electrical energy distributed by power distribution device 19.
In the embodiment, the engine 10 directly drives the generator 11 to generate power, and provides power for the battery assembly 26, the first motor 21 and the second motor 13, so that the engine 10 runs at the most efficient and energy-saving point, and the engine 10 can be connected with the gearbox 14 through the clutch 12 under a special working condition to directly provide power for the running of a vehicle, so that the road adaptability of the pump truck is improved; after the engine stops, the battery assembly 26 which finishes charging can continue to provide power for the first motor 21 and the second motor 13 to work, and finally the purposes of saving energy, reducing emission, improving performance parameters and reducing pumping cost of the pump truck are achieved.
Specifically, the engine 10 is directly connected to the clutch 12 through a connecting shaft in the generator 11 while the vehicle is running. The clutch 12 connects the engine 10 and the gearbox 14 through the mechanical structure inside the engine 10 and the second motor 13, so that the vehicle can have a plurality of driving modes when running. The following modes are specific: in the mode 1, the clutch 12 is disconnected, the engine 10 stops or only drives the generator 11 to generate electricity, and the second motor 13 drives the vehicle to run through the gearbox 14 and the transmission shaft 15; in the mode 2, the clutch 12 is closed, the second motor 13 does not work, and the engine 10 is directly connected with the gearbox 14 to drive the vehicle to walk; in the mode 3, the clutch 12 is closed, the second motor 13 works, and the engine 10 and the second motor 13 simultaneously output power to the gearbox 14 to drive the vehicle to walk. The gearbox can adjust the rotating speed ratio to realize different walking requirements and vehicle speeds.
When the vehicle pumps, the engine 10 drives the generator 11 to rotate to generate power, at the moment, the gearbox 14 is disconnected from the following running, and at the moment, the engine 10 always works in the most economical and oil-saving interval, so that the output power of the engine 10 meets the requirement and the oil consumption is lowest. The generator controller 17 controls the power generation amount of the generator 11 through electrical logic, and converts the alternating current generated by the generator 11 into direct current which can be used by a system through an internal rectifying device, so as to charge a battery and provide power for the motor. The power distribution device 19 is connected with the battery assembly 26, the first motor controller 20, the second motor controller 18 and the generator controller 17, high-voltage electricity is distributed, charge-discharge control and motor pre-charge management are carried out, a DC-DC power supply of the power distribution device converts high-voltage direct current into low-voltage direct current to charge a chassis storage battery, an alternating current incoming from the alternating current charging port 27 is converted into direct current through the conversion device when the alternating current charging port 27 is used for charging through the alternating current-direct current conversion device, the battery assembly 26 is charged, and power is provided for the first motor 21 and the second motor 13. The first motor controller 20 and the second motor controller 18 receive the dc power from the power distribution device 19, convert the dc power into ac power through an internal inverter device, and supply power to the first motor 21 and the second motor 13, and control the output rotation speed and torque of the first motor 21 and the second motor 13. The first motor 21 is connected with each oil pump through a mechanical mechanism, and provides power for at least one of the oil pumps, and the oil pump drives the pump truck to act. The battery assembly 26 stores the electric energy generated by the generator 11 and charged into the charging port, and provides power for the first motor 21 and the second motor 13, and the battery assembly is provided with a power management system for managing the progress of charging and discharging the battery, the temperature and the like. The ac charging port 27 is connected to an external ac charger and is converted into dc power by a rectifier in the power distribution device 19 to supply power to the system, and the dc charging port 28 is connected to an external dc charger and directly supplies power to the system through the power distribution device 19.
In addition, on the basis of above-mentioned pump truck structure, this embodiment still provides several kinds of other realizable pump truck structures, can realize equally the beneficial effect of the embodiment of the utility model.
Referring to fig. 3, fig. 3 shows another pump truck configuration. This pump truck includes: the system comprises an engine 10, a generator 11, a clutch 12, a second motor 13, a gearbox 14, a transmission shaft 15, a traveling system 16, a generator controller 17, a second motor controller 18, a power distribution device 19, a first motor controller 20, a first motor 21, a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25.
The engine 10, the generator 11, the clutch 12, the second motor 13, the gearbox 14, the transmission shaft 15 and the traveling system 16 are connected in sequence. The output of the generator 11 is connected to a power distribution unit 19 via a generator controller 17, and power is supplied to a first motor 21 via a first motor controller 20 and to a second motor 13 via a second motor controller 18. The first motor 21 drives at least one of the pump truck actions such as a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25 of the pump truck to provide power. The second motor 13 drives the traveling system 16 according to the electric energy distributed by the power distribution device 19 when the clutch 12 is disconnected; or when clutch 12 is closed, drive traveling system 16 according to the kinetic energy provided by engine 10; or when clutch 12 is closed, propulsion of propulsion system 16 is based on the kinetic energy provided by engine 10 and the electrical energy distributed by power distribution device 19.
In the present embodiment, the pump truck does not include the battery pack 26, the ac charging port 27, and the dc charging port 28. The engine 10 drives the generator 11 to generate power, and only supplies power to the first motor 21 and the second motor 13, so that the operation of the engine is realized.
Referring additionally to fig. 4, fig. 4 shows another pump truck configuration. This pump truck includes: the system comprises an engine 10, a generator 11, a clutch 12, a second motor 13, a gearbox 14, a transmission shaft 15, a traveling system 16, a generator controller 17, a second motor controller 18, a power distribution device 19, a first motor controller 20, a first motor 21, a main oil pump 22, an arm support pump 23, a stirring pump 24, an auxiliary pump 25, a battery assembly 26 and a direct current charging port 28.
The engine 10, the generator 11, the clutch 12, the second motor 13, the gearbox 14, the transmission shaft 15 and the traveling system 16 are connected in sequence. The output of the generator 11 is connected to the power distribution device 19 via the generator controller 17 to provide power to the battery assembly 26, to the first motor 21 via the first motor controller 20, and to the second motor 13 via the second motor controller 18. The first motor 21 drives at least one of the pump truck actions such as a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25 of the pump truck to provide power. The second motor 13 drives the traveling system 16 according to the electric energy distributed by the power distribution device 19 when the clutch 12 is disconnected; or when clutch 12 is closed, drive traveling system 16 according to the kinetic energy provided by engine 10; or when clutch 12 is closed, propulsion of propulsion system 16 is based on the kinetic energy provided by engine 10 and the electrical energy distributed by power distribution device 19.
In this embodiment, the pump truck includes a battery assembly 26 and a dc charging port 28. The engine 10 drives the generator 11 to generate power, and provides power for the first motor 21, the second motor 13 and the battery assembly 26, so as to realize the operation of the engine. Meanwhile, the dc charging port 28 can be connected to an external dc power supply to supply power to the first motor 21, the second motor 13 and the battery assembly 26. The pump truck can be ensured to operate for a long time.
Referring additionally to fig. 5, fig. 5 illustrates another pump truck configuration. This pump truck includes: the system comprises an engine 10, a generator 11, a clutch 12, a second motor 13, a gearbox 14, a transmission shaft 15, a traveling system 16, a generator controller 17, a second motor controller 18, a power distribution device 19, a first motor controller 20, a first motor 21, a main oil pump 22, an arm support pump 23, a mixing pump 24, an auxiliary pump 25, a battery assembly 26 and an alternating current charging port 27.
The engine 10, the generator 11, the clutch 12, the second motor 13, the gearbox 14, the transmission shaft 15 and the traveling system 16 are connected in sequence. The output of the generator 11 is connected to the power distribution device 19 via the generator controller 17 to provide power to the battery assembly 26, to the first motor 21 via the first motor controller 20, and to the second motor 13 via the second motor controller 18. The first motor 21 drives at least one of the pump truck actions such as a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25 of the pump truck to provide power. The second motor 13 drives the traveling system 16 according to the electric energy distributed by the power distribution device 19 when the clutch 12 is disconnected; or when clutch 12 is closed, drive traveling system 16 according to the kinetic energy provided by engine 10; or when clutch 12 is closed, propulsion of propulsion system 16 is based on the kinetic energy provided by engine 10 and the electrical energy distributed by power distribution device 19.
In the present embodiment, the pump truck includes a battery assembly 26 and an ac charging port 27. The engine 10 drives the generator 11 to generate power, and provides power for the first motor 21, the second motor 13 and the battery assembly 26, so as to realize the operation of the engine. Meanwhile, the ac charging port 27 can be connected to an external dc power supply to supply power to the first motor 21, the second motor 13 and the battery assembly 26. The pump truck can be ensured to operate for a long time.
Referring additionally to fig. 6, fig. 6 shows another pump truck configuration. This pump truck includes: the system comprises an engine 10, a generator 11, a clutch 12, a second motor 13, a gearbox 14, a transmission shaft 15, a traveling system 16, a generator controller 17, a second motor controller 18, a power distribution device 19, a first motor controller 20, a first motor 21, a main oil pump 22, an arm support pump 23, a mixing pump 24, an auxiliary pump 25 and a battery assembly 26.
The engine 10, the generator 11, the clutch 12, the second motor 13, the gearbox 14, the transmission shaft 15 and the traveling system 16 are connected in sequence. The output of the generator 11 is connected to the power distribution device 19 via the generator controller 17 to provide power to the battery assembly 26, to the first motor 21 via the first motor controller 20, and to the second motor 13 via the second motor controller 18. The first motor 21 drives at least one of the pump truck actions such as a main oil pump 22, a boom pump 23, a mixing pump 24 and an auxiliary pump 25 of the pump truck to provide power. The second motor 13 drives the traveling system 16 according to the electric energy distributed by the power distribution device 19 when the clutch 12 is disconnected; or when clutch 12 is closed, drive traveling system 16 according to the kinetic energy provided by engine 10; or when clutch 12 is closed, propulsion of propulsion system 16 is based on the kinetic energy provided by engine 10 and the electrical energy distributed by power distribution device 19.
In this embodiment, the pump truck contains only the battery assembly 26. The engine 10 drives the generator 11 to generate power, and provides power for the first motor 21, the second motor 1 and the battery assembly 26, so as to realize the operation of the engine.
Compared with the traditional fuel pump truck, the pump truck provided by the embodiment of the application has the advantages that the engine always works in the most economical and oil-saving interval when the pump truck runs and pumps, so that the energy is saved, the emission is reduced, and the pumping cost is reduced. In addition, the pump truck that embodiment of this application provided compares pure electric pump truck, because its system has engine and generator, can provide the power for the system continuously, operating time is not restricted by battery power. Compared with a parallel hybrid power pump truck, the pump truck provided by the embodiment of the application has the advantages of simple structure and no power coupling device, and is a hybrid range extending mode of the existing main flow. Compared with other schemes of independently matching the range-extended generator, the system in the embodiment of the application has no independent range-extended engine, so that the vehicle cost can be reduced, the vehicle space can be saved, in addition, the chassis can realize independent driving of the motor or the engine or the common driving of the motor and the engine, and a plurality of power modes are provided for the vehicle to walk.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A pump truck, comprising:
a traveling system;
a pumping system;
an engine;
the generator is connected with the engine and used for converting kinetic energy of the engine into electric energy or providing the kinetic energy of the engine to the walking system;
the clutch is connected with the generator and used for providing kinetic energy of the engine to the walking system when the clutch is closed;
the power distribution device is electrically connected with the generator and is used for receiving and distributing the electric energy generated by the generator;
a first motor electrically connected to the power distribution device for receiving electrical energy distributed by the power distribution device to drive the pumping system;
and the second motor is connected with the clutch and the power distribution device and is used for driving the walking system according to the electric energy distributed by the power distribution device and/or the kinetic energy provided by the engine.
2. The pump truck according to claim 1, characterized in that said second electric machine is adapted to drive said running system according to the electric energy distributed by said electric distribution device when said clutch is disconnected; or when the clutch is closed, the walking system is driven according to kinetic energy provided by the engine; or when the clutch is closed, the walking system is driven according to the kinetic energy provided by the engine and the electric energy distributed by the power distribution device.
3. The pump truck according to claim 1, further comprising a gearbox and a transmission shaft which are connected in sequence, wherein the gearbox is connected with the second motor, the transmission shaft is connected with the traveling system, and the gearbox is used for adjusting the traveling speed of the traveling system when the traveling system runs.
4. The pump truck according to claim 1, further comprising a generator controller connected to the generator for controlling whether the generator generates electricity.
5. The pump truck according to claim 4, wherein the generator controller further controls the generated power of the generator when controlling the generator to generate power.
6. The pump truck of claim 1, wherein the pumping system further comprises a first motor controller coupled to the first motor for controlling operation of the first motor.
7. The pump truck of claim 1, wherein the pumping system further comprises a second motor controller coupled to the second motor for controlling operation of the second motor.
8. The pump truck of claim 1, further comprising a battery assembly coupled to the power distribution device, the battery assembly configured to store power when the power distribution device is providing power and to supply power when the power distribution device is not providing power.
9. The pump truck according to claim 1, further comprising a charging interface connected to the power distribution device for accessing an external power source.
10. The pump truck of claim 9, wherein the charging interface comprises an ac charging interface and a dc charging interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120794924.9U CN214647541U (en) | 2021-04-16 | 2021-04-16 | Pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120794924.9U CN214647541U (en) | 2021-04-16 | 2021-04-16 | Pump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214647541U true CN214647541U (en) | 2021-11-09 |
Family
ID=78464234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120794924.9U Active CN214647541U (en) | 2021-04-16 | 2021-04-16 | Pump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214647541U (en) |
-
2021
- 2021-04-16 CN CN202120794924.9U patent/CN214647541U/en active Active
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