CN207496480U - A kind of hybrid power or pure electric vehicle complemental brake system - Google Patents
A kind of hybrid power or pure electric vehicle complemental brake system Download PDFInfo
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- CN207496480U CN207496480U CN201721523761.0U CN201721523761U CN207496480U CN 207496480 U CN207496480 U CN 207496480U CN 201721523761 U CN201721523761 U CN 201721523761U CN 207496480 U CN207496480 U CN 207496480U
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- 230000001172 regenerating effect Effects 0.000 description 4
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Abstract
The utility model provides a kind of hybrid power or pure electric vehicle complemental brake system, including the current vortex retarder being installed on vehicle rear axle and the retarder intelligent controller being connected respectively with the entire car controller of vehicle, driving motor, the current vortex retarder is connected with the output terminal of the retarder intelligent controller, the input terminal of the retarder intelligent controller is connected to the entire car controller by CAN module, the entire car controller is also connected with driving motor, the utility model is used in combination with motor feedback braking, existing vehicle is changed smaller, technology maturation stabilization is easy to implement, both it ensure that motor feedback braking energy source recycled, the safety of the vehicle ensured again.
Description
Technical field
The utility model belongs to vehicle auxiliary braking technical field, and in particular to a kind of hybrid power or pure electric vehicle are used
Complemental brake system.
Background technology
In existing hybrid power passenger car dynamical system, engine and motor-driven vehicle rear axle, when normally travel, store
Battery pack is powered to driving motor through transmission shaft driving rear axle, normal vehicle operation, when vehicle needs to slow down or brake, after
Bridge drives motor to operate by transmission shaft, and driving motor generates braking moment and give vehicle power electricity simultaneously as generator at this time
Pond is charged, and such as braking may lead to that full power state occurs in battery or winter battery-active is weaker for a long time, battery capacity attenuation
Deng, can not charge the battery at this time, at this moment additional braking force can weaken or interrupt, at the same frequently feedback charging to battery
Service life can have a certain impact.Under given conditions（Battery capacity is more or full power state under or the relatively low battery of temperature do not permit
Perhaps in the case of charging）Vehicle is without auxiliary braking, and braking effect is poor, and it is even more impossible to meet GB 12676《Auto brake system
System properity and test method》And CJ/T230《City bus retarder braking ability requires and test method》Middle rule
II fixed A type test requirements documents.
Utility model content
The purpose of this utility model is to provide a kind of hybrid power or pure electric vehicle complemental brake system, the auxiliary system
Dynamic device is used in combination with motor feedback braking, smaller to the change of existing vehicle, and technology maturation stabilization is easy to implement, and both ensure that
Motor feedback braking energy source recycles, and the safety of the vehicle ensured.
In order to achieve the above object, the used technical solution of the utility model is：
A kind of hybrid power or pure electric vehicle complemental brake system, the current vortex including being installed on vehicle rear axle delay
Fast device and retarder intelligent controller, the driving motor being connected respectively with the entire car controller of vehicle, the current vortex retarder
It is connected with the output terminal of the retarder intelligent controller, the input terminal of the retarder intelligent controller is connected by CAN module
The entire car controller is connected to, the entire car controller is also connected with driving motor；
The CAN module is arranged on the inside of the retarder intelligent controller, the retarder intelligent controller it is interior
Portion be additionally provided with CPU core core module, for fault alarm failure output module, for acquire the load of load current signal electricity
Flow acquisition module and the MOS drive modules for controlling eddy current retarder braking moment.
Preferably, the current vortex retarder includes rotor, rotor connection ring, field frame assembly and stator connection ring, described
Field frame assembly is installed on by stator connection ring on the rear axle of vehicle, and the rotor connection ring is embedded in the inside of the rotor simultaneously
It is rotated synchronously with the rotor, the shaft of the driving motor is mounted in the rotor connection ring.
Preferably, the current vortex retarder is single rotor current vortex retarder.
Compared with prior art, the beneficial effects of the utility model are：The utility model is combined with motor feedback braking to be made
With smaller to the change of existing vehicle, technology maturation stabilization is easy to implement, and not only ensure that motor feedback braking energy source recycles, but also protect
The safety of the vehicle of card, the beneficial effects of the utility model specifically include the following：
1st, the utility model solve hybrid power and pure electric vehicle motor can not regenerative braking when, braking effect is poor
The problem of, improve the safety of vehicle；
2nd, the utility model solve hybrid power and pure electric vehicle motor can not regenerative braking when, can not meet
Sufficient GB 12676《Brake system of car properity and test method》And CJ/T230《City bus retarder is braked
Performance requirement and test method》Specified in II A type test requirements documents the problem of；
3rd, the utility model solves the problems, such as that user frequently replaces brake block in use, extends brake block
Service life；
4th, the current vortex retarder in the utility model uses single rotor current vortex retarder, is installed on rear axle convenient for vehicle
Maintaining, the light-weight impact reduced to rear axle of the current vortex retarder of the structure, compact-sized, required installation space
It is small, convenient for arrangement；
5th, the intelligent controller for electric addy output gear in the utility model is using stepless control, while has negative
Current acquisition is carried, using closed-loop control, control is more accurate；
6th, the utility model is used in combination with motor feedback braking, not only ensure that motor feedback braking energy source recycles, but also protect
The safety of the vehicle of card.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the overall structure block diagram of the utility model；
Fig. 2 is the structure diagram of retarder intelligent controller in the utility model；
Fig. 3 is the connection relationship diagram of shaft in the utility model, current vortex retarder and rear axle；
It is marked in figure：1st, current vortex retarder, 2, retarder intelligent controller, 201, CAN module, 202, core cpu mould
Block, 203, failure output module, 204, load current acquisition module, 205, MOS drive modules, 3, driving motor, 4, rear axle, 5,
Rotor, 6, rotor connection ring, 7, field frame assembly, 8, stator connection ring, 9, shaft.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments, based on the implementation in the utility model
Example, those of ordinary skill in the art's all other embodiments obtained without creative efforts, belongs to
The range of the utility model protection.
As shown in the figure, a kind of hybrid power or pure electric vehicle complemental brake system, including being installed on vehicle rear axle
Current vortex retarder 1 and the retarder intelligent controller 2, the driving motor 3 that are connected respectively with the entire car controller of vehicle, herein
It should be noted that vehicle rear axle and entire car controller are the component part of hybrid power or pure electric vehicle, it is existing skill
Art does not elaborate here, and current vortex retarder 1 is connected with the output terminal of retarder intelligent controller 2, retarder intelligence
The input terminal of controller 2 is connected to entire car controller by CAN module 201, and entire car controller is also connected with driving motor 3；
CAN module 201 is arranged on the inside of retarder intelligent controller 2, and the inside of retarder intelligent controller 2 is also set up
There are CPU core core module 202, the failure output module 203 for fault alarm, the load current for acquiring load current signal
Acquisition module 204 and the MOS drive modules 205 for controlling eddy current retarder braking moment.
Current vortex retarder 1 includes rotor 5, rotor connection ring 6, field frame assembly 7 and stator connection ring 8, and field frame assembly 7 is logical
It crosses stator connection ring 8 to be installed on the rear axle 4 of vehicle, rotor connection ring 6 is embedded in the inside of rotor 5 and with the synchronization of rotor 5 turns
Dynamic, the shaft 9 of driving motor 3 is mounted in rotor connection ring 6, and when needing braking, the reception of retarder intelligent controller 2 comes from
The electric current of entire car controller, rotor 5 rotate synchronously with shaft 9 and cutting magnetic line movement are done in magnetic field, so as to generate braking
Torque.
Current vortex retarder 1 is single rotor current vortex retarder.
In the utility model, retarder intelligent controller 2 accesses entire car controller by CAN module 201, as one solely
Vertical terminal uses, and entire car controller carries out self-test after the power is turned on, and preparation state, vehicle traveling are immediately entered after self-test is all gone well
In the process, when driver tramples brake pedal, according to speed ratio, entire car controller calculates the braking power of demand, while vehicle control
Device processed receives the battery management system of vehicle（BMS）Data judge the charging index 0-100% of battery system demand, according to battery
The state of group, pays the utmost attention to the regenerative braking of driving motor 3, whole when regenerative braking is insufficient or can not brake when under specified conditions
Vehicle controller provides the unlatching performance number of the needs of current vortex retarder 1 by CAN module 201.Retarder intelligent controller 2
CPU core core module 202 is calculated after receiving the braking power data that entire car controller is sent out, and exports PWM duty cycle letter
Number to MOS drive modules, MOS drive modules carry out module opening angle according to pwm control signal, control current vortex retarder
204 collected signal of load current acquisition module is converted into the practical braking of current vortex by braking moment, CPU core core module 202
Power, then by practical braking power compared with the power of demand, the closed loop adjusting control of load current is carried out, until practical work(
Rate reach with meet demand power, meet vehicle braking requirement；Meanwhile when entire car controller receives error signal, control
Device processed sends out fault alarm immediately, by CAN module and failure output module doubleway output, realization sound, light, warning, alarm and
The three-level alarm of action.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (3)
1. a kind of hybrid power or pure electric vehicle complemental brake system, it is characterised in that：Rear axle including being installed on vehicle
（4）On current vortex retarder（1）The retarder intelligent controller being connected respectively with the entire car controller of vehicle（2）, driving
Motor（3）, the current vortex retarder（1）With the retarder intelligent controller（2）Output terminal be connected, the retarder intelligence
It can controller（2）Input terminal pass through CAN module（201）Be connected to the entire car controller, the entire car controller also with drive
Dynamic motor（3）It is connected；
The CAN module（201）It is arranged on the retarder intelligent controller（2）Inside, the retarder intelligent controller
（2）Inside be additionally provided with CPU core core module（202）, for the failure output module of fault alarm（203）, it is negative for acquiring
Carry the load current acquisition module of current signal（204）With for controlling the MOS drive modules of eddy current retarder braking moment
（205）.
2. a kind of hybrid power according to claim 1 or pure electric vehicle complemental brake system, it is characterised in that：Institute
State current vortex retarder（1）Including rotor（5）, rotor connection ring（6）, field frame assembly（7）With stator connection ring（8）, it is described fixed
Sub- assembly（7）Pass through stator connection ring（8）It is installed on the rear axle of vehicle（4）On, the rotor connection ring（6）It is embedded at described turn
Son（5）Inside and with the rotor（5）It rotates synchronously, the driving motor（3）Shaft（9）It is connected mounted on the rotor
Ring（6）On.
3. a kind of hybrid power according to claim 1 or 2 or pure electric vehicle complemental brake system, feature exist
In：The current vortex retarder（1）For single rotor current vortex retarder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523761.0U CN207496480U (en) | 2017-11-15 | 2017-11-15 | A kind of hybrid power or pure electric vehicle complemental brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721523761.0U CN207496480U (en) | 2017-11-15 | 2017-11-15 | A kind of hybrid power or pure electric vehicle complemental brake system |
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| Publication Number | Publication Date |
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| CN207496480U true CN207496480U (en) | 2018-06-15 |
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| CN201721523761.0U Active CN207496480U (en) | 2017-11-15 | 2017-11-15 | A kind of hybrid power or pure electric vehicle complemental brake system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114179623A (en) * | 2020-09-15 | 2022-03-15 | 郑州宇通客车股份有限公司 | Vehicle electric braking method and system |
-
2017
- 2017-11-15 CN CN201721523761.0U patent/CN207496480U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114179623A (en) * | 2020-09-15 | 2022-03-15 | 郑州宇通客车股份有限公司 | Vehicle electric braking method and system |
| CN114179623B (en) * | 2020-09-15 | 2023-07-07 | 宇通客车股份有限公司 | Electric braking method and system for vehicle |
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