CN205469027U - Electricelectric moves motor bus electricity liquid composite control system - Google Patents
Electricelectric moves motor bus electricity liquid composite control system Download PDFInfo
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- CN205469027U CN205469027U CN201620223908.3U CN201620223908U CN205469027U CN 205469027 U CN205469027 U CN 205469027U CN 201620223908 U CN201620223908 U CN 201620223908U CN 205469027 U CN205469027 U CN 205469027U
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Abstract
The utility model provides an electricelectric moves motor bus electricity liquid composite control system, include: hydraulic brake valve braking mouth is connected to wheel hub stopper hydraulic pressure mouth, steering column hydraulic pressure mouth connection control valve hydraulic pressure mouth one end, the liquid storage pot oil -out is connected to the control valve hydraulic pressure mouth other end, electronic hydraulic pump oil -out is still connected to the control valve hydraulic pressure mouth other end, braking accumulator oil -out is still connected to electronic hydraulic pump oil -out, the liquid storage pot oil -out is connected to electronic hydraulic pump oil inlet, hydraulic brake valve hydraulic pressure mouth is connected to brake pedal hydraulic pressure mouth, the liquid storage pot oil -out is connected to the hydraulic brake valve oil inlet, braking accumulator oil inlet is connected to the hydraulic brake valve oil -out. Carrying all the way to braking system's preceding, rear wheel accumulator, getting up as brakeing required power supply deposit, step on the brake valve the driver, hydraulic oil can be carried respectively to preceding, rear wheel brake, then carry to steering control valve on another way, as the power supply of hydrostatic steering helping hand motor, provides the power supply for the vehicle turns to.
Description
Technical field
This utility model relates to electric motor coach automation field, particularly relates to a kind of pure electric coach electro-hydraulic
Complex control system.
Background technology
The brakes of current pure electric coach uses motor-driven air compressor to produce compressed air,
Power source as car braking.And the power-assisted turned to of pure electric coach, then it is by motor-driven liquid
The hydraulic oil with certain pressure that press pump produces, as the power source of vehicle hydraulic power steering motor.Cause
This, pure electric coach must be respectively mounted and use the electric air compressor from vehicle-mounted energy storage device power supply
With electric hydraulic pump two complete equipment, both consumed mass energy, pacified in the most limited space must be distinguished again
Dress compressed air and hydraulic pressure two set of tubes, add manufacture and the maintenance cost of pure electric coach.This is the most urgently
Those skilled in the art are needed to solve corresponding technical problem.
Utility model content
This utility model is intended at least solve technical problem present in prior art, the most innovatively proposes
A kind of electro-hydraulic complex control system of pure electric coach.
In order to realize above-mentioned purpose of the present utility model, this utility model provides a kind of pure electric coach electricity
Liquid complex control system, including: hub brake, steering column, control valve, brake energy storage device, electronic liquid
Press pump, fluid reservoir, hydraulic brake valve, brake pedal；
Hub brake hydraulic port connects hydraulic brake valve brake port, and steering column hydraulic port connects control valve hydraulic pressure
Mouth one end, the control valve hydraulic port other end connects fluid reservoir oil-out, and the control valve hydraulic port other end is also connected with
Electric hydraulic pump oil-out, electric hydraulic pump oil-out is also connected with brake energy storage device oil-out, electric hydraulic pump
Oil-in connects fluid reservoir oil-out, and brake pedal hydraulic port connects hydraulic brake valve hydraulic port, hydraulic braking
Valve oil-in connects fluid reservoir oil-out, and hydraulic brake valve oil-out connects brake energy storage device oil-in.
Technique scheme have the beneficial effect that a road is delivered to the front and rear wheel accumulator of brakes, make
Get up for the power source deposit needed for braking, step on brake valve driver, before hydraulic oil can be delivered to respectively,
Rear wheel brake；Another road is then delivered to steering control valve, as the power source of hydraulic power-assisted steering motor,
Power source is provided for Vehicular turn；
Electric hydraulic pump can not work at ordinary times, is controlled by a set of control circuit: during Vehicular turn, turns to
Post action, electric-control system is notified that electric hydraulic pump fuel feeding immediately, drives hydraulic booster action；Currently,
During insufficient pressure in trailing wheel accumulator, electric-control system is also notified that electric hydraulic pump fuel feeding immediately, plays joint
Save the effect of vehicle-mounted accumulation power supply.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that described hub brake includes:
Front wheel brake, rear wheel brake；
Wheel brake hydraulic mouth connects front-wheel hydraulic brake valve brake port, after rear wheel brake hydraulic port connects
Wheel hydraulic brake valve brake port.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that described brake energy storage device includes:
Front wheel brake accumulator, rear service brake accumulator；
Front wheel brake accumulator oil-in connects hydraulic brake valve front wheel brake hydraulic port, rear service brake accumulator
Oil-in connects hydraulic brake valve rear service brake hydraulic port.
Technique scheme have the beneficial effect that by the control respectively to front wheels and rear wheels, it is ensured that control
Accuracy.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include hydraulic power steering gear；
The control valve other end connects hydraulic power steering gear power-assisted mouth.
Technique scheme have the beneficial effect that hydraulic power steering gear can help driver to reduce the heavy burdens,
Prevent fatigue driving.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include check valve；Check valve
One end connects electric hydraulic pump oil-out, and the check valve other end connects brake energy storage device oil-out.
Having the beneficial effect that of technique scheme controls brake energy storage device by check valve, prevents oil circuit adverse current.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include: Pressure gauge, low pressure
Alarm switch；
Pressure gauge and low pressure warning switch are arranged on the pipeline between hydraulic brake valve and brake energy storage device, are used for
Monitoring pressure in real time value.
Having the beneficial effect that of technique scheme can monitor system in real time by Pressure gauge and low pressure warning switch
Force value in dynamic accumulator, if pressure limit or insufficient pressure, all can be reported by alarm switch
Alert.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
The hydraulic oil produced by electric hydraulic pump a: road is delivered to the front and rear wheel accumulator of brakes, makees
Get up for the power source deposit needed for braking, step on brake valve driver, before hydraulic oil can be delivered to respectively,
Rear wheel brake；Another road is then delivered to steering control valve, as the power source of hydraulic power-assisted steering motor,
Power source is provided for Vehicular turn；
Electric hydraulic pump can not work at ordinary times, is controlled by a set of control circuit: during Vehicular turn, turns to
Post action, electric-control system is notified that electric hydraulic pump fuel feeding immediately, drives hydraulic booster action；Currently,
During insufficient pressure in trailing wheel accumulator, electric-control system is also notified that electric hydraulic pump fuel feeding immediately, plays joint
Save the effect of vehicle-mounted accumulation power supply.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will be from following
Description in become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Embodiment is retouched by above-mentioned and/or additional aspect of the present utility model and advantage from combining accompanying drawings below
Will be apparent from easy to understand in stating, wherein:
Fig. 1 is this utility model circuit diagram；
Fig. 2 is this utility model pipeline connection diagram.
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, its
In the most same or similar label represent same or similar element or there is same or like function
Element.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining this utility model,
And it is not intended that to restriction of the present utility model.
In description of the present utility model, it is to be understood that term " longitudinally ", " laterally ", " on ", D score,
The side of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward "
Position or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of this practicality of description new
Type and simplifying describes rather than instruction or the hint device of indication or element must have specific orientation, with
Specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
In description of the present utility model, unless otherwise prescribed and limit, " the peace it should be noted that term
Dress ", should be interpreted broadly " being connected ", " connection ", for example, it may be mechanical connection or electrically connect, it is possible to
To be the connection of two element internals, can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
For the ordinary skill in the art, specifically containing of above-mentioned term can be understood as the case may be
Justice.
As it is shown in figure 1, native system uses braking and turns to the technology all using hydraulic pressure, by pure electric coach
Brakes change into comparative maturity hydraulic disk braking, its braking source is motor-driven hydraulic pump, should
Hydraulic pump is the most also as the power source of vehicle hydraulic power steering motor.By control circuit, can distinguish
Control the pressure needed for car braking and Vehicular turn power-assisted, only need a motor can be embodied as two kinds
Control function and power source is provided.
| Sequence number | Equipment code name | Device name | Describe |
| 1 | B1 | Pressure switch | Energy storage pressure controls |
| 2 | B2 | Pressure transducer | Measure front wheel brake hydraulic circuit pressure |
| 3 | B3 | Pressure transducer | Measure rear service brake hydraulic circuit pressure |
| 4 | B4 | Pressure transducer | Measure power-assisted steering hydraulic circuit pressure |
| 5 | V1 | 22 three-way electromagnetic valves | Control braking hydraulic circuit break-make |
| 6 | V2 | Two-chamber hydraulic brake valve side by side | Control brake fluid pressure size |
| 7 | V3 | 22 three-way electromagnetic valves | Hydraulic power-assisted steering hydraulic circuit break-make |
| 8 | V4 | Proportioning valve | Regulation power-assisted steering device hydraulic coupling size |
| 9 | M | Electric hydraulic pump | Hydraulic oil is drawn into accumulator |
| 10 | HICU | Hydraulic pressure comprehensive control unit | Control hydraulic braking, hydraulic power-assist steering system |
| 11 | VCU | Entire car controller | Car load manages |
| 12 | DH | Instrumental panel | The display each system health of vehicle |
The electric-control system figure of electro-hydraulic complex control system is as shown in Figure 1.The core of whole control system is hydraulic pressure
Comprehensive Control unit HICU.It is preferably STM32F107.
Energy storage pressure switch B1 measures energy-storage system pressure state, and this pressure state sends hydraulic pressure comprehensive to
Control unit HICU.When hydraulic pressure comprehensive control unit HICU determines energy-storage system pressure less than system
When low-pressure requires, hydraulic pressure comprehensive control unit HICU controls electric hydraulic pump M operating, when pressure surpasses
When crossing the requirement of system maximum pressure, hydraulic pressure comprehensive control unit HICU controls electric hydraulic pump M and stops turning
Dynamic.
Driver control steering wheel turn signal transmits CAN network I/O module, and CAN network I/O module is led to
Cross and deliver the information to full-vehicle control VCU again.The last turn signal of full-vehicle control VCU sends hydraulic pressure to and combines
Close control unit HICU.Hydraulic pressure comprehensive control unit HICU goes to control pole changer valve according to system logic
V3, regulation ratio of turning valve V4.Steering pressure sensor B4 measures the pressure transmission in steering hydraulic loop
To hydraulic pressure Comprehensive Control unit HICU, forming closed loop control, this force value can pass through CAN net simultaneously
Entire car controller VCU delivered to by network, and shows at instrumental panel DH.
Vehicle receiver, to brake signal, sends hydraulic pressure comprehensive control unit to by entire car controller VCU
HICU.Hydraulic pressure comprehensive control unit HICU goes to control brake switch valve V1, regulation system according to system logic
Dynamic proportioning valve V2.
Front wheel braking pressure sensor B2, rear wheel braking pressure sensor B3 measure the pressure of braking hydraulic circuit
Power sends hydraulic pressure comprehensive control unit HICU to, forms closed loop control, and this force value can be passed through simultaneously
CAN network delivers to entire car controller VCU, and shows at instrumental panel DH.
As in figure 2 it is shown, this utility model provides a kind of electro-hydraulic complex control system of pure electric coach, bag
Include: hub brake, steering column, control valve, brake energy storage device, electric hydraulic pump, fluid reservoir, hydraulic pressure
Brake valve, brake pedal；
Hub brake hydraulic port connects hydraulic brake valve brake port, and steering column hydraulic port connects control valve hydraulic pressure
Mouth one end, the control valve hydraulic port other end connects fluid reservoir oil-out, and the control valve hydraulic port other end is also connected with
Electric hydraulic pump oil-out, electric hydraulic pump oil-out is also connected with brake energy storage device oil-out, electric hydraulic pump
Oil-in connects fluid reservoir oil-out, and brake pedal hydraulic port connects hydraulic brake valve hydraulic port, hydraulic braking
Valve oil-in connects fluid reservoir oil-out, and hydraulic brake valve oil-out connects brake energy storage device oil-in.
Technique scheme have the beneficial effect that a road is delivered to the front and rear wheel accumulator of brakes, make
Get up for the power source deposit needed for braking, step on brake valve driver, before hydraulic oil can be delivered to respectively,
Rear wheel brake；Another road is then delivered to steering control valve, as the power source of hydraulic power-assisted steering motor,
Power source is provided for Vehicular turn；
Electric hydraulic pump can not work at ordinary times, is controlled by a set of control circuit: during Vehicular turn, turns to
Post action, electric-control system is notified that electric hydraulic pump fuel feeding immediately, drives hydraulic booster action；Currently,
During insufficient pressure in trailing wheel accumulator, electric-control system is also notified that electric hydraulic pump fuel feeding immediately, plays joint
Save the effect of vehicle-mounted accumulation power supply.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that described hub brake includes:
Front wheel brake, rear wheel brake；
Wheel brake hydraulic mouth connects front-wheel hydraulic brake valve brake port, after rear wheel brake hydraulic port connects
Wheel hydraulic brake valve brake port.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that described brake energy storage device includes:
Front wheel brake accumulator, rear service brake accumulator；
Front wheel brake accumulator oil-in connects hydraulic brake valve front wheel brake hydraulic port, rear service brake accumulator
Oil-in connects hydraulic brake valve rear service brake hydraulic port.
Technique scheme have the beneficial effect that by the control respectively to front wheels and rear wheels, it is ensured that control
Accuracy.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include hydraulic power steering gear；
The control valve other end connects hydraulic power steering gear power-assisted mouth.
Technique scheme have the beneficial effect that hydraulic power steering gear can help driver to reduce the heavy burdens,
Prevent fatigue driving.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include check valve；Check valve
One end connects electric hydraulic pump oil-out, and the check valve other end connects brake energy storage device oil-out.
Having the beneficial effect that of technique scheme controls brake energy storage device by check valve, prevents oil circuit adverse current.
The described electro-hydraulic complex control system of pure electric coach, it is preferred that also include: Pressure gauge, low pressure
Alarm switch；
Pressure gauge and low pressure warning switch are arranged on the pipeline between hydraulic brake valve and brake energy storage device, are used for
Monitoring pressure in real time value.
Having the beneficial effect that of technique scheme can monitor system in real time by Pressure gauge and low pressure warning switch
Force value in dynamic accumulator, if pressure limit or insufficient pressure, all can be reported by alarm switch
Alert.
Pure electric coach uses compressed air as the power source of braking at present, is to be prolonged by internal combustion engine motor bus
Continuing and, owing to the space of pure electric coach limits, the capacity of vehicle-mounted energy storage device the most strictly limited
System.The work efficiency of the electrodrive air compressor used at present is not above 85%, just to realizing system
Dynamic function, the electric air compressor of 2.2kw to be installed, cause the conversion efficiency of vehicular energy to reduce
Increase, use native system then can save this part energy resource consumption；
Use native system then can reach reduce cost and improve the effect of the vehicle rate of attendance；
The software program that above-mentioned utility model is used is well known to those skilled in the art.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ",
The description of " concrete example " or " some examples " etc. means to combine the concrete spy of this embodiment or example description
Levy, structure, material or feature are contained at least one embodiment of the present utility model or example.At this
In description, the schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.And,
The specific features, structure, material or the feature that describe can be in any one or more embodiments or examples
In combine in an appropriate manner.
Embodiment the most of the present utility model, those of ordinary skill in the art is permissible
Understand: can these embodiments be carried out multiple in the case of without departing from principle of the present utility model and objective
Changing, revise, replace and modification, scope of the present utility model is limited by claim and equivalent thereof.
Claims (6)
1. the electro-hydraulic complex control system of pure electric coach, it is characterised in that including: wheel hub is braked
Device, steering column, control valve, brake energy storage device, electric hydraulic pump, fluid reservoir, hydraulic brake valve, braking
Pedal；
Hub brake hydraulic port connects hydraulic brake valve brake port, and steering column hydraulic port connects control valve hydraulic pressure
Mouth one end, the control valve hydraulic port other end connects fluid reservoir oil-out, and the control valve hydraulic port other end is also connected with
Electric hydraulic pump oil-out, electric hydraulic pump oil-out is also connected with brake energy storage device oil-out, electric hydraulic pump
Oil-in connects fluid reservoir oil-out, and brake pedal hydraulic port connects hydraulic brake valve hydraulic port, hydraulic braking
Valve oil-in connects fluid reservoir oil-out, and hydraulic brake valve oil-out connects brake energy storage device oil-in.
The electro-hydraulic complex control system of pure electric coach the most according to claim 1, it is characterised in that
Described hub brake includes: front wheel brake, rear wheel brake；
Wheel brake hydraulic mouth connects front-wheel hydraulic brake valve brake port, after rear wheel brake hydraulic port connects
Wheel hydraulic brake valve brake port.
The electro-hydraulic complex control system of pure electric coach the most according to claim 2, it is characterised in that
Described brake energy storage device includes: front wheel brake accumulator, rear service brake accumulator；
Front wheel brake accumulator oil-in connects hydraulic brake valve front wheel brake hydraulic port, rear service brake accumulator
Oil-in connects hydraulic brake valve rear service brake hydraulic port.
The electro-hydraulic complex control system of pure electric coach the most according to claim 1, it is characterised in that
Also include hydraulic power steering gear；The control valve other end connects hydraulic power steering gear power-assisted mouth.
The electro-hydraulic complex control system of pure electric coach the most according to claim 1, it is characterised in that
Also include check valve；Check valve one end connects electric hydraulic pump oil-out, and the check valve other end connects braking storage
Can device oil-out.
The electro-hydraulic complex control system of pure electric coach the most according to claim 1, it is characterised in that
Also include: Pressure gauge, low pressure warning switch；
Pressure gauge and low pressure warning switch are arranged on the pipeline between hydraulic brake valve and brake energy storage device, are used for
Monitoring pressure in real time value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223908.3U CN205469027U (en) | 2016-03-22 | 2016-03-22 | Electricelectric moves motor bus electricity liquid composite control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620223908.3U CN205469027U (en) | 2016-03-22 | 2016-03-22 | Electricelectric moves motor bus electricity liquid composite control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205469027U true CN205469027U (en) | 2016-08-17 |
Family
ID=56651272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620223908.3U Expired - Fee Related CN205469027U (en) | 2016-03-22 | 2016-03-22 | Electricelectric moves motor bus electricity liquid composite control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205469027U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741159A (en) * | 2017-01-16 | 2017-05-31 | 南京航空航天大学 | A kind of integrated power assisting device of automobile chassis and its control method |
| CN107757736A (en) * | 2017-11-03 | 2018-03-06 | 深圳市德塔防爆电动汽车有限公司 | Anti-explosion electric tractor with attachment |
| CN109703540A (en) * | 2018-12-29 | 2019-05-03 | 山东吉利达智能装备集团有限公司 | The electro-hydraulic and remote controlled braking system of off highway vehicle |
-
2016
- 2016-03-22 CN CN201620223908.3U patent/CN205469027U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741159A (en) * | 2017-01-16 | 2017-05-31 | 南京航空航天大学 | A kind of integrated power assisting device of automobile chassis and its control method |
| CN107757736A (en) * | 2017-11-03 | 2018-03-06 | 深圳市德塔防爆电动汽车有限公司 | Anti-explosion electric tractor with attachment |
| CN109703540A (en) * | 2018-12-29 | 2019-05-03 | 山东吉利达智能装备集团有限公司 | The electro-hydraulic and remote controlled braking system of off highway vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20200322 |