CN207916959U - A kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle - Google Patents
A kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle Download PDFInfo
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- CN207916959U CN207916959U CN201721888236.9U CN201721888236U CN207916959U CN 207916959 U CN207916959 U CN 207916959U CN 201721888236 U CN201721888236 U CN 201721888236U CN 207916959 U CN207916959 U CN 207916959U
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Abstract
The utility model is related to vehicle hydraulic ancillary technique field, especially a kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle.The vehicle includes electrohydraulic steering pump and brake pump integrated system, the integrated system includes integrating device, turns to subsystem and brake subsystem, wherein integrating device includes motor, steering pump and brake pump, motor is for driving steering pump and brake pump, steering pump connection turns to subsystem to provide power steering, brake pump connects brake subsystem to provide brake fluid pressure energy, and two pumps are controlled by a motor, is that vehicle saves space by motor, steering pump and brake pump centralized arrangement；Steering pump and the public motor of brake pump simultaneously, save a set of motor and controller, significantly reduce integral vehicle cost, and entire vehicle design caused by solving the problems, such as independent control steering pump and brake pump is cumbersome, cost caused by difficult arrangement is higher.
Description
Technical field
The utility model is related to vehicle hydraulic ancillary technique field, especially a kind of electrohydraulic steering pump and brake pump collection
At device, system and vehicle.
Background technology
Current main electric commercial vehicle, for electronic light passenger train, using independent electric powered steering pump, electrodynamic braking pump and
Corresponding steering motor controller and braking motor controller.Vehicle need to consider electric powered steering pump, electricity in arrangement respectively in this way
Four parts of dynamic brake pump and corresponding electric machine controller, and need to separately design corresponding distribution, overall wire sheaves etc., band
Come disadvantage be：Difficulty is increased to arrangement, design also seems particularly cumbersome；Secondly four parts, harness etc. are used,
Cost accordingly increases, and corresponding electric efficiency is low, and utilization rate is low.As shown in Figure 1 and Figure 2, electronic light passenger trains most of at present use only
Vertical steering, braking and control system.Meanwhile the lighter vehicle of load can enter water steaming using pneumatic brake because of external environment problem
Vapour leads to that braking effect is poor, high failure rate.
Utility model content
The purpose of this utility model is to provide a kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle,
Entire vehicle design caused by solve independent control steering pump and brake pump is cumbersome, cost is higher caused by difficult arrangement asks
Topic.
To achieve the above object, a kind of electrohydraulic steering pump of the utility model offer and braking pump integrated device, including
Following device technique scheme：
Device scheme one：A kind of electrohydraulic steering pump and braking pump integrated device, which is characterized in that including motor, turn
To pump and brake pump, the motor is for driving the steering pump and the brake pump, and the steering pump is for connecting steering gear
To provide power steering, the brake pump is for connecting brake to provide brake fluid pressure energy.
Advantageous effect is that present apparatus scheme one controls two pumps by a motor, one of them is whole as steering pump
Vehicle provides power steering, another provides brake fluid pressure energy as brake pump for vehicle, and motor, steering pump and brake pump are concentrated
It is arranged as vehicle and saves space；Steering pump and the public motor of brake pump simultaneously, save a set of motor and controller, have
Integral vehicle cost is reduced to effect, entire vehicle design caused by solving independent control steering pump and brake pump is cumbersome, difficult arrangement is made
At the higher problem of cost.
Device scheme two：On the basis of device scheme one, the steering pump and the brake pump are set to the motor
Both ends, the shaft of the motor, the axis of the steering pump and the brake pump axis coaxial arrangement.
Device scheme three：On the basis of device scheme one or device scheme two, the motor is permanent magnet synchronous motor.
A kind of electrohydraulic steering pump of the utility model offer and brake pump integrated system, including following systems technology side
Case：
System schema one：A kind of electrohydraulic steering pump and brake pump integrated system, including motor, steering pump, brake pump,
Subsystem and brake subsystem are turned to, the motor is drivingly connected the steering pump and the brake pump, the steering pump connection
For the steering subsystem to provide power steering, the brake pump connects the brake subsystem to provide brake fluid pressure energy.
Advantageous effect is that system solution one drives steering pump to be carried for vehicle by the steering subsystem of connection by motor
Brake pump is driven to provide brake fluid pressure energy by the brake subsystem of connection for vehicle for power steering, while by motor, it will
Motor, steering pump and brake pump centralized arrangement are that vehicle saves space；Steering pump and the public motor of brake pump simultaneously are saved
A set of motor and controller, significantly reduces integral vehicle cost, caused by solving independent control steering pump and brake pump
Entire vehicle design is cumbersome, the higher problem of cost caused by difficult arrangement.
System schema two：On the basis of system schema one, the steering pump and the brake pump are set to the motor
Both ends, the shaft of the motor, the axis of the steering pump and the brake pump axis coaxial arrangement.
System schema three：On the basis of system schema one or system schema two, the steering subsystem includes that power-assisted turns
To fluid pressure line and steering reservoir, the steering reservoir and the steering pump are arranged on the power-assisted steering fluid pressure line, institute
It states power-assisted steering fluid pressure line and is additionally operable to connection steering gear to provide power steering.
System schema four：On the basis of system schema one or system schema two, the brake subsystem includes accumulation of energy branch
Road and accumulator, the brake pump are arranged on accumulation of energy branch road, and the oil inlet of the accumulator connects the accumulation of energy branch
One end, the oil outlet of the accumulator is used to export brake fluid pressure energy to brake.
System schema five：On the basis of system schema four, the brake subsystem further includes braking oil tank, the braking
The oil outlet of oil tank connects the other end of the accumulation of energy branch.
System schema six：On the basis of system schema five, the brake subsystem further includes energy supply branch, the energy supply
Branch connects the brake for being arranged, and the oil outlet of the accumulator connects one end of the energy supply branch.
System schema seven：On the basis of system schema six, the brake subsystem further includes reversal valve, the reversal valve
Input terminal connect the oil outlet of the brake pump, the first output end of the reversal valve connects the oil inlet of the accumulator,
The second output terminal of the reversal valve connects the oil inlet of the braking oil tank.
System schema eight：On the basis of system schema seven, the second output terminal of the reversal valve and the braking oil tank
Oil inlet between pipeline on be provided with triple valve, the triple valve is separately connected the second output terminal of the reversal valve, institute
State the other end of the oil inlet and the energy supply branch of braking oil tank.
System schema nine：On the basis of system schema eight, the energy supply branch road is additionally provided with check valve.
System schema ten：On the basis of system schema one, system schema two, system schema eight or system schema nine, institute
It is permanent magnet synchronous motor to state motor.
The utility model provides a kind of vehicle, including following vehicle technology scheme：
Vehicle scheme one：A kind of vehicle, including electrohydraulic steering pumps and brake pump integrated system, which includes
Motor, brake pump, turns to subsystem and brake subsystem at steering pump, and the motor is drivingly connected the steering pump and the system
Dynamic pump, the steering pump connect the steering subsystem to provide power steering, and the brake pump connects the brake subsystem
To provide brake fluid pressure energy.
Vehicle scheme two：On the basis of vehicle scheme one, the steering pump and the brake pump are set to the motor
Both ends, the shaft of the motor, the axis of the steering pump and the brake pump axis coaxial arrangement.
Vehicle scheme three：On the basis of vehicle scheme one or vehicle scheme two, the steering subsystem include steering gear,
Power-assisted steering fluid pressure line and steering reservoir, the steering gear, the steering reservoir and the steering pump are arranged in the power-assisted
On steering hydraulic pipeline.
Vehicle scheme four：On the basis of vehicle scheme one or vehicle scheme two, the brake subsystem include brake,
Accumulation of energy branch and accumulator, the brake and the brake pump are arranged on accumulation of energy branch road, the oil inlet of the accumulator
Mouth connects one end of the accumulation of energy branch, and the oil outlet of the accumulator is used to export brake fluid pressure energy to the brake.
Vehicle scheme five：On the basis of vehicle scheme four, the brake subsystem further includes braking oil tank, the braking
The oil outlet of oil tank connects the other end of the accumulation of energy branch.
Vehicle scheme six：On the basis of vehicle scheme five, the brake subsystem further includes energy supply branch, the braking
Device is set to the energy supply branch road, and the oil outlet of the accumulator connects one end of the energy supply branch.
Vehicle scheme seven：On the basis of vehicle scheme six, the brake subsystem further includes reversal valve, the reversal valve
Input terminal connect the oil outlet of the brake pump, the first output end of the reversal valve connects the oil inlet of the accumulator,
The second output terminal of the reversal valve connects the oil inlet of the braking oil tank.
Vehicle scheme eight：On the basis of vehicle scheme seven, the second output terminal of the reversal valve and the braking oil tank
Oil inlet between pipeline on be provided with triple valve, the triple valve is separately connected the second output terminal of the reversal valve, institute
State the other end of the oil inlet and the energy supply branch of braking oil tank.
Vehicle scheme nine：On the basis of vehicle scheme eight, the energy supply branch road is additionally provided with check valve.
Vehicle scheme ten：On the basis of vehicle scheme one, vehicle scheme two, vehicle scheme eight or vehicle scheme nine, institute
It is permanent magnet synchronous motor to state motor.
Description of the drawings
Fig. 1 is the independent steering of high pressure and the control system of braking；
Fig. 2 is the independent steering of low pressure and the control system of braking；
Fig. 3 is a kind of electrohydraulic steering pump and brake pump integrated system of high pressure；
Fig. 4 is a kind of electrohydraulic steering pump and brake pump integrated system of low pressure.
Specific implementation mode
The utility model is described in more detail below in conjunction with the accompanying drawings.
The utility model provides a kind of vehicle, including a kind of electrohydraulic steering pump and brake pump integrated system, wherein wrapping
High pressure integrated system and low pressure integrated system are included, as shown in Figure 3, Figure 4, which includes a kind of electrohydraulic steering and system
Dynamic integrating device turns to subsystem and brake subsystem；Wherein integrating device includes motor 1, steering pump 2 and brake pump 3, the electricity
Machine 1 drives above-mentioned two to pump simultaneously, and wherein steering pump 2 provides power steering for vehicle, and brake pump provides brake fluid pressure for vehicle
Energy.
The integrating device is also integrated with control wiring, dynamic wire harness and electric machine controller 12, by above-mentioned motor 1, steering pump 2
It is set in a shell 4 with brake pump 3, connects the control wiring of motor 1 and dynamic wire harness is arranged in the outside of shell 4, use
In connection electric machine controller 12.The control signal input of above-mentioned electric machine controller 12 connects entire car controller, electrical input
Connection vehicle high voltage power distributing cabinet or vehicle low-voltage distribution cabinet are powered.
It includes steering reservoir 5 and power-assisted steering fluid pressure line to turn to subsystem, wherein steering pump 2 passes through power-assisted steering liquid
The hydraulic oil of steering reservoir 5 is supplied steering gear 8 by pressure pipe road, then flows back into steering reservoir 5 by power-assisted steering fluid pressure line.
Brake subsystem includes braking oil tank 6, accumulator 7, solenoid directional control valve 9, triple valve 10, check valve 11, accumulation of energy branch
Road and energy supply branch, wherein accumulation of energy branch road is provided with brake pump 3 and solenoid directional control valve 9, one end connection braking of accumulation of energy branch
The oil outlet of oil tank 6, the other end connect the oil inlet of accumulator 7；Energize branch road setting connecting brake 13 and check valve
11, the oil outlet of one end connection accumulator 7 of branch is energized, the other end connects triple valve 10；Solenoid directional control valve 9 includes first defeated
Enter end, the first output end T1 and second output terminal T2, the oil inlet of the first output end T1 connections accumulator 7, second output terminal T2
The oil inlet of connection braking oil tank 6, brakes in second output terminal T2 connections and triple valve is arranged on the pipeline of the oil inlet of oil tank 6
10；Therefore, brake pump 3 is stored hydraulic energy to accumulator 7 by solenoid directional control valve 9, or by solenoid directional control valve 9 by hydraulic oil
It is delivered directly to braking oil tank 6 by triple valve 10；Accumulator 7 provides Brake Energy, hydraulic pressure by brake pipe to brake 13
Oil is delivered to braking oil tank 6 by check valve 11 and triple valve 10 again.
Since the steering pump 2 of the integrated attachment device will provide power steering hydraulic energy for vehicle always, and braking is then
The hydraulic energy of energy storage equipment is directly used, therefore controls motor and needs to consider 2 working condition of steering pump closely, and is turned to most of
Underloading, brake fluid pressure can accumulator 7 reach preset pressure value then brake pump idle running hardly consume excessive power, motor 1 is selected
When should brake and turn to reference to real vehicle needed for the maximum hydraulic pressure energy that have and design the relevant parameters such as power of motor, it is presently preferred to motor
Efficient for permanent magnet synchronous motor, response is rapid, and noise is low, and overload capacity is strong, volume weight with respect to other types motor compared with
It is small, the advantages such as power density is big.
It is connected between motor 1 and steering pump 2 and brake pump 3 on the same axis, using directly driving, i.e., two pumps and electricity
According to 1 between machine：1 speed ratio carries out power transmission, such simple in structure, easily controllable.Therefore design of electrical motor structure is：The electricity
The axis of machine rotor connection runs through two end faces of motor, i.e. axial interface, the axis both ends point of 1 end face of motor are drawn in 1 end face of motor respectively
It Lian Jie not steering pump 2 and brake pump 3.
Due to directly using the hydraulic energy of accumulator 7 in above-mentioned braking process, when energy storage pressure reaches default mesh
When marking pressure p 02, control brake pump 3 dallies；Steering pump 2 needs to provide hydraulic booster at any time for vehicle still according to driver, because
This, control motor needs to consider steering pump working condition closely, i.e., motor control is upper is subject to 2 working speed of steering pump, brakes
3 rotating speeds are pumped to respond with steering pump.
The purpose of above-mentioned triple valve 10 is that the hydraulic oil that the reflux of brake 13 and brake pump 3 are dallied uniformly leads back to brake oil
Tank；The purpose of above-mentioned check valve 11 is that hydraulic oil blows back into brake 13 when brake pump 3 being avoided to dally；Electromagnetism has finally been used to change
To valve 9, the purpose is to：As energy storage pressure≤p01, the ends T2 of solenoid directional control valve 9 are opened, and are 7 accumulation of energy of accumulator；Work as accumulation of energy
The ends T2 of device pressure >=p02, solenoid directional control valve 9 are closed, and T1 is opened, and brake pump 3 stops being accumulator accumulation of energy, and brake pump 3 dallies,
Brake fluid pressure oil stream returns to braking oil tank 6.
Motor speed control logic is：
A1. as motor working current ＜ I1, motor is run with basic frequency f1, and corresponding rotating speed is n1, is fundamental frequency (static state)
Working condition.
B1. when current of electric >=I1 (ascending current is more than I1, and duration >=t1), motor enters raising frequency working condition
(frequency f2) is operated with high speed n2, is high frequency (high speed) working condition.
C1. when electric current≤I0 (electric current falls back to I0 hereinafter, and duration >=t2), motor enters frequency reducing working condition
(f1), low-speed running (n1).Into fundamental frequency (static state) working condition.
Wherein：I1 ＞ I0, f2 ＞ f1, n2 ＞ n1.
Brake pump control logic is：
A2. as energy storage pressure≤p01, motor driving brake pump is that accumulator starts accumulation of energy, upper with energy-storage pressure
It rises.
B2. as energy storage pressure >=p02, brake pump stops being accumulator accumulation of energy, brake pump idle running.
C2. when driver steps on brake pedal, energy storage pressure is declining, but：P01 ＜ energy storage pressure ＜ p02, brake pump
Still it is idle running.
Wherein：P01 ＜ p02.
Motor control will appear following several forms：
1) when steering pump is contributed smaller (it is smaller that driver beats steering wheel angle, and it is smaller to turn to oil circuit pressure), and brake pump
Do not contribute also (energy storage pressure >=preset value p02, brake pump then dally) when, motor working current ＜ I1, motor be fundamental frequency it is (quiet
State) working condition.
2) it contributes and increases (driver starts to beat steering wheel angle, turns to oil circuit pressure and increases) when steering pump, and brake pump
Do not contribute also (energy storage pressure is more than preset value p02, and brake pump then dallies) when, increase to certain as driver beats orientation angle
A angleOil circuit pressure rises to P1, then motor working current >=I1 and duration >=t1, and current work electric current is at this time
Ascendant trend, motor enter raising frequency working condition, are high frequency (high speed) working condition.I1 is frequency conversion reference current value at this time,
Real vehicle power steering is represented by the actually required flow calibration value of raising frequency.
3) when power steering is zero load, i.e., driver does not beat steering wheel or steering wheel angle is smaller, turns to oil circuit pressure
For minimum, but energy storage pressure is less than preset value p01, and motor driving brake pump is that accumulator starts accumulation of energy, with accumulation of energy
The rising of pressure, motor working current >=I1 and duration >=t1, current work electric current is ascendant trend at this time, and motor enters
Raising frequency working condition, is high frequency (high speed) working condition, is quickly accumulator accumulation of energy.As energy storage pressure >=preset pressure P02
When, brake pump stops being accumulator accumulation of energy, motor working current≤I0 and duration >=t2 (electric current falls back to I0 or less) electricity
Machine enters frequency reducing working condition (f1), low-speed running (n1), into fundamental frequency (static state) working condition.
4) when steering pump starts output (driver starts to beat steering wheel, turns to oil circuit pressure and increases), while brake pump
For accumulator accumulation of energy (energy storage pressure is less than preset value p01), motor load reaches maximum at this time, while driving steering pump and system
Dynamic pump carry load work.Motor working current >=I1 and duration >=t1, at this time current work electric current be ascendant trend, motor into
Enter raising frequency working condition, be high frequency (high speed) working condition, provides higher steering hydraulic flow for vehicle, while being quickly storage
It can device accumulation of energy.
It is more than preset value p02 when energy storage pressure stores power, brake pump idle running, driver is still beating steering wheel at this time, electricity
Machine operating current >=I1 and duration >=t1, motor still high frequency (high speed) working condition.This operating mode is above-mentioned 2) shape
Formula.
If it is smaller or not beating steering wheel to beat square plate angle by driver at this time, motor working current≤I0 and it is lasting when
Between >=t2, motor enters fundamental frequency (static state) working condition.For above-mentioned form 1).
Be presented above the utility model is related to specific implementation mode, but the utility model is not limited to described reality
Apply mode.It is through a motor in the basic ideas of the utility model while controls steering pump and brake pump, and by matches
The system assisted diversion pump and brake pump of set complete relevant work, cost are reduced to distribute rationally, for specific control strategy
Definitive requirement is not done, embodiment is carried out in the case where not departing from the principles of the present invention and spirit variation,
Modification, replacement and modification are still fallen in the scope of protection of the utility model.The improvement of the utility model is hardware configuration, and
The mode of above-mentioned operation is not lain in.
Claims (23)
1. a kind of electrohydraulic steering pump and braking pump integrated device, which is characterized in that including motor, steering pump and brake pump,
The motor is drivingly connected the steering pump and the brake pump, and the steering pump turns to subsystem to provide steering for connecting
Power-assisted, the brake pump is for connecting brake subsystem to provide brake fluid pressure energy.
2. electrohydraulic steering pump according to claim 1 and braking pump integrated device, which is characterized in that the steering pump
It is set to the both ends of the motor with the brake pump, the shaft of the motor, the axis of the steering pump and the brake pump
Axis is coaxially disposed.
3. electrohydraulic steering pump according to claim 1 or 2 and braking pump integrated device, which is characterized in that the electricity
Machine is permanent magnet synchronous motor.
4. a kind of electrohydraulic steering pump and brake pump integrated system, which is characterized in that including motor, steering pump, brake pump, turn
To subsystem and brake subsystem, the motor is drivingly connected the steering pump and the brake pump, and the steering pump connects institute
It states and turns to subsystem to provide power steering, the brake pump connects the brake subsystem to provide brake fluid pressure energy.
5. electrohydraulic steering pump according to claim 4 and brake pump integrated system, which is characterized in that the steering pump
It is set to the both ends of the motor with the brake pump, the shaft of the motor, the axis of the steering pump and the brake pump
Axis is coaxially disposed.
6. electrohydraulic steering pump according to claim 4 or 5 and brake pump integrated system, which is characterized in that described turn
Include power-assisted steering fluid pressure line and steering reservoir to subsystem, the steering reservoir and the steering pump are arranged in the power-assisted
On steering hydraulic pipeline, the power-assisted steering fluid pressure line is additionally operable to connection steering gear to provide power steering.
7. electrohydraulic steering pump according to claim 4 or 5 and brake pump integrated system, which is characterized in that the system
Subsystem includes accumulation of energy branch and accumulator, and the brake pump is arranged on accumulation of energy branch road, the oil inlet of the accumulator
Mouth connects one end of the accumulation of energy branch, and the oil outlet of the accumulator is used to export brake fluid pressure energy to brake.
8. electrohydraulic steering pump according to claim 7 and brake pump integrated system, which is characterized in that braking
System further includes braking oil tank, and the oil outlet of the braking oil tank connects the other end of the accumulation of energy branch.
9. electrohydraulic steering pump according to claim 8 and brake pump integrated system, which is characterized in that braking
System further includes energy supply branch, and the energy supply branch connects the brake for being arranged, the oil outlet connection of the accumulator
One end of the energy supply branch.
10. electrohydraulic steering pump according to claim 9 and brake pump integrated system, which is characterized in that the braking
Subsystem further includes reversal valve, and the input terminal of the reversal valve connects the oil outlet of the brake pump, and the first of the reversal valve
Output end connects the oil inlet of the accumulator, and the second output terminal of the reversal valve connects the oil inlet of the braking oil tank.
11. electrohydraulic steering pump according to claim 10 and brake pump integrated system, which is characterized in that the commutation
It is provided with triple valve on pipeline between the second output terminal of valve and the oil inlet of the braking oil tank, the triple valve connects respectively
Connect the second output terminal of the reversal valve, the oil inlet of the braking oil tank and the other end for energizing branch.
12. electrohydraulic steering pump according to claim 11 and brake pump integrated system, which is characterized in that the energy supply
Branch road is additionally provided with check valve.
13. the electrohydraulic steering pump according to claim 4,5,11 or 12 and brake pump integrated system, which is characterized in that
The motor is permanent magnet synchronous motor.
14. a kind of vehicle, which is characterized in that include including electrohydraulic steering pump and brake pump integrated system, the integrated system
Motor, brake pump, turns to subsystem and brake subsystem at steering pump, and the motor is drivingly connected the steering pump and the system
Dynamic pump, the steering pump connect the steering subsystem to provide power steering, and the brake pump connects the brake subsystem
To provide brake fluid pressure energy.
15. vehicle according to claim 14, which is characterized in that the steering pump and the brake pump are set to the electricity
The both ends of machine, the axis coaxial arrangement of the shaft of the motor, the axis of the steering pump and the brake pump.
16. the vehicle according to claims 14 or 15, which is characterized in that the steering subsystem includes steering gear, power-assisted
Steering hydraulic pipeline and steering reservoir, the steering gear, the steering reservoir and the steering pump are arranged in the power-assisted steering
On fluid pressure line.
17. the vehicle according to claims 14 or 15, which is characterized in that the brake subsystem includes brake, accumulation of energy
Branch and accumulator, the brake and the brake pump are arranged on accumulation of energy branch road, and the oil inlet of the accumulator connects
One end of the accumulation of energy branch is connect, the oil outlet of the accumulator is used to export brake fluid pressure energy to the brake.
18. vehicle according to claim 17, which is characterized in that the brake subsystem further includes braking oil tank, described
The oil outlet of braking oil tank connects the other end of the accumulation of energy branch.
19. vehicle according to claim 18, which is characterized in that the brake subsystem further includes energy supply branch, described
Brake is set to the energy supply branch road, and the oil outlet of the accumulator connects one end of the energy supply branch.
20. vehicle according to claim 19, which is characterized in that the brake subsystem further includes reversal valve, described to change
The oil outlet of the brake pump is connected to the input terminal of valve, the first output end of the reversal valve connects the oil inlet of the accumulator
Mouthful, the second output terminal of the reversal valve connects the oil inlet of the braking oil tank.
21. vehicle according to claim 20, which is characterized in that the second output terminal of the reversal valve and the brake oil
Be provided with triple valve on pipeline between the oil inlet of tank, the triple valve be separately connected the reversal valve second output terminal,
The other end of the oil inlet of the braking oil tank and the energy supply branch.
22. vehicle according to claim 21, which is characterized in that the energy supply branch road is additionally provided with check valve.
23. according to the vehicle described in claim 14,15,21 or 22, which is characterized in that the motor is permanent magnet synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721888236.9U CN207916959U (en) | 2017-12-28 | 2017-12-28 | A kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721888236.9U CN207916959U (en) | 2017-12-28 | 2017-12-28 | A kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207916959U true CN207916959U (en) | 2018-09-28 |
Family
ID=63616587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721888236.9U Active CN207916959U (en) | 2017-12-28 | 2017-12-28 | A kind of electrohydraulic steering pump and braking pump integrated device, system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207916959U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114179605A (en) * | 2021-12-29 | 2022-03-15 | 吉林大学 | Motor redundancy multifunctional integrated wheel module and control method thereof |
| CN115257366A (en) * | 2022-08-11 | 2022-11-01 | 内蒙古北方重型汽车股份有限公司 | Double-hydraulic-pump power take-off mechanism and method for pure electric off-highway mining dump truck |
| CN116001907A (en) * | 2022-12-30 | 2023-04-25 | 柳工(常州)矿山机械有限公司 | Electric rigid mining dump truck and hydraulic integrated control system thereof |
-
2017
- 2017-12-28 CN CN201721888236.9U patent/CN207916959U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114179605A (en) * | 2021-12-29 | 2022-03-15 | 吉林大学 | Motor redundancy multifunctional integrated wheel module and control method thereof |
| CN114179605B (en) * | 2021-12-29 | 2024-03-01 | 吉林大学 | Multifunctional integrated wheel module with motor redundancy and control method thereof |
| CN115257366A (en) * | 2022-08-11 | 2022-11-01 | 内蒙古北方重型汽车股份有限公司 | Double-hydraulic-pump power take-off mechanism and method for pure electric off-highway mining dump truck |
| CN116001907A (en) * | 2022-12-30 | 2023-04-25 | 柳工(常州)矿山机械有限公司 | Electric rigid mining dump truck and hydraulic integrated control system thereof |
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