CN202656848U - Central driving and control integrated device of pure electric automobile - Google Patents
Central driving and control integrated device of pure electric automobile Download PDFInfo
- Publication number
- CN202656848U CN202656848U CN2012202649465U CN201220264946U CN202656848U CN 202656848 U CN202656848 U CN 202656848U CN 2012202649465 U CN2012202649465 U CN 2012202649465U CN 201220264946 U CN201220264946 U CN 201220264946U CN 202656848 U CN202656848 U CN 202656848U
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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
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model discloses a central driving and control integrated device of a pure electric automobile, which relates to the field of electric automobiles. According to the utility model, the structure is as follows: left and right ends of a rear axle are symmetrically provided with a first brake disc and a first motor as well as a second brake disc and a second motor, respectively; the first brake disc and the first motor are connected with each other, and the second brake disc and the second motor are connected with each other; a braking device is respectively connected with the first brake disc and the second brake disc; an electric control device is respectively connected with the first motor and the second motor; and a power supply and the electric control device are connected with each other. The central driving and control integrated device disclosed by the utility model belongs to a pure electric automobile central driving system, has an advanced motor and an advanced control technology and obtains excellent automobile operation performance; according to the utility model, research, production and application of the pure electric automobile can be conveniently achieved; through the adoption of a multi-speed permanent magnet brushless motor and soft gear shifting control, efficient driving as well as lightweight and comfortable operation of the pure electric automobile are achieved.
Description
Technical field
The utility model relates to the electronlmobil field, relates in particular to a kind of pure electric automobile core and drives and control integrated apparatus.
Background technology
State Council's " about accelerate cultivating and the decision of development strategy new industry " points out: " strategic new industry is as the basis take major technological breakthrough and significant development demand; overall and long term growth has the great induced effect that leads, the industry that knowledge-technology-intensive, physical resources consumption are less, the growth potentiality are large, comprehensive benefit is good to economic society.So ", the development new-energy automobile should be take " social significant development demand be as the basis ", and this demand is exactly the dependence that reduces oil.If people's the vehicle no longer rely on oil, the economic development in the world will be another scene so.The development of small-scale high-efficiency electric automobile might be achieved the historic opportunities of Chinese Auto Industry development.Promote high-quality small-sized electric car, with a large amount of replacing fuel oil cars, be only and realize low energy consumption, the low main path that pollutes traffic.
The problem that the drive system of battery-driven car (comprising power supply, motor and control setup) exists at present has:
1, nineteen nineties, the fuel cell-powered electronlmobil of the research 4 wheel drive electronlmobil sample cars such as Japanese, French and the countries such as U.S. research in 2000 to 2003 all belongs to pure power type electronlmobil, and type of drive is different.One of them, be type of drive with Dual-motors Driving after two-wheeled, and with mechanical drive, complex structure, comprehensive operation efficiency is low;
2, wheel limit formula drive mechanism and rear two-wheeled axis drives (band differential) transmission and has equally that comprehensive operation efficiency is low, consumption of current is large, thereby the short shortcoming of course continuation mileage is arranged;
3,4 wheel drive electronlmobil sample cars are current still in development test, mainly exist the difficulty of control large, the problem of poor reliability and motor-driven poor performance.
The utility model content
The purpose of this utility model is exactly to overcome the shortcoming and defect that prior art exists, and provides a kind of pure electric automobile core to drive and the control integrated apparatus.
The purpose of this utility model is achieved in that
The utility model is comprised of back axle, the first brake disc, the second brake disc, the first motor, the second motor, brake equipment, electrical controller and power supply;
Be symmetrically arranged with respectively interconnective the first brake disc and the first motor and the second brake disc and the second motor at the two ends, the left and right sides of back axle;
Brake equipment respectively with the first brake disc be connected brake disc and be connected;
Electrical controller respectively with the first motor be connected motor and be connected;
Power supply is connected with electrical controller.
Principle of work of the present utility model is:
When electronlmobil moves, at first, electronlmobil gear control handle is placed the starting position; After opening power, controller detected the input of accelerator accelerated voltage, to motor, motor brought into operation by inverter output inverter voltage, and two-wheeled and back axle make car load to overtake after driving.
When flat pavement running or climbing, can by providing shift signal, enter the acceleration or deceleration shelves.Each gear all can be regulated running velocity by handling rotary handle, just as fuel vehicle.
Constantly detect the signal that each parts is sent in the time of the operation of electrical controller control motor, judged whether interrupt signal, and processed according to pre-set programs; If detect the controller electric current in the situation that certain output voltage becomes large, and surpass setting value, then reduce this accelerator voltage signal coefficient, its horsepower output is diminished; Can turn smoothly for satisfying automobile, should make the relative outside tire speed of inside tire speed low.
The utlity model has following advantages and good effect:
1, the utility model belongs to pure electronic almost car core actuating device, have leading motor (shift variable speed efficient rate permanent magnet brushless electromotor structure and soft gear shift electric device patent are seen: ZL03222946.1) and control technology (the soft controller for shifting patent No.: ZL02272897.x) and outstanding car load drive ability (refer to when starting and climbing, make and have larger moment; And the level road operation time has faster speed, and does not need machine Ke transmission system, thereby, make the car load comprehensive operation efficiency high, mileages of continuation is long, is current new energy development of automobile gordian technique anxious to be resolved.
2, the utility model can be realized easily pure electronic almost car research, produce and use.
3, how fast permanent magnetic brushless adds soft gear shift control and will realize the pure electric automobile high efficiency drive, light comfortable operation.
Description of drawings
Fig. 1 is block diagram of the present utility model, among the figure:
000-back axle; The 100-the 1 brake disc; The 200-the 2 brake disc; The 300-the 1 motor;
The 400-the 2 motor; 500-brake equipment; 600-electrical controller; 700-power supply.
Fig. 2 is the dish braking mechanical connection figure of motor, and Fig. 3 is the bulging braking mechanical connection figure of motor,
Among the figure:
The 301-the 1 flange, the 302-the 2 flange, 303-steel ring, 304-magnet steel,
305-motor shaft, 306-iron core bracket, 307-iron core, 308-winding,
The 309-the 1 hole back-up ring, 310-shaft block ring, the 311-the 1 bearing,
The 312-the 2 hole back-up ring, 313-spacer, the 314-the 2 bearing.
Fig. 4 is the block diagram of electrical controller, and Fig. 5 is the block diagram of controller, among the figure:
The 610-the 1 controller, the 620-the 2 controller,
611-Central Processing Unit (CPU), 612-position transduser, 613-inverter,
614-electric current and voltage comparator, 615-accelerator;
630-foot rest electric throttle, 640-DC chopper,
P-battery isolator control, F-wire fuse, K-KM coil
A-the coil that advances, B-retreat coil, C-key switch, D-driving switch,
KA-the coil switch that advances, KB-retreat coil switch.
The specific embodiment
One, overall
Such as Fig. 1, the utility model is comprised of back axle 000, the first brake disc 100, the second brake disc 200, the first motor 300, the second motor 400, brake equipment 500, electrical controller 600 and power supply 700;
Be symmetrically arranged with respectively interconnective the first brake disc 100 and the first motor 300 and the second brake disc 200 and the second motor 400 at the two ends, the left and right sides of back axle 000;
Two, function block
0, back axle 000
Back axle 000 is a kind of general part.
1, the first brake disc 100
The first brake disc 100 is a kind of general parts, or for dish braking dish, such as Fig. 2; Or for drum braking dish, such as Fig. 3.
2, the second brake disc 200
The second brake disc 200 is with the first brake disc 100.
3, the first motor 300
The first motor 300 is selected soft shift motor, sees:
①ZL03222946.1
Applicant: Chen Xianzhen; Utility model title: soft shifting controller.
②ZL02272897.X
Applicant: Chen Xianzhen; Utility model title: soft gearshift actuating device and adopt the battery-driven car of this device.
Concrete structure is:
Comprise the 1st flange 301, the 2nd flange 302, steel ring 303, magnet steel 304, motor shaft 305, iron core bracket 306, iron core 307, winding 308 such as Fig. 2,3, the first motors 300;
Also comprise the 1st hole back-up ring 309, shaft block ring 310, the 1st bearing 311; The 2nd hole back-up ring 312, spacer 313, the 2nd bearing 314;
Its annexation is:
1. the rotor of the first motor 300
The 1st flange 301, the 2nd flange 302 and steel ring 303 are a kind of sealing member by screw fastening;
In stating sealing member, magnet steel 304 and steel ring 303 connect as one by glue;
The 2nd flange 302 outer left tire that have been connected by screw;
The two ends, center of the rotor of the first motor 300 are respectively by the 1st hole back-up ring 309, shaft block ring 310, the 1st bearing 311; The 2nd hole is connected with motor shaft 305 with back-up ring 312, spacer 313, the 2nd bearing 314;
2. the stator of the first motor 300
Circle at iron core bracket 306 is outside equipped with iron core 307, is provided with winding 308 in iron core bracket 306 circles.
Winding 308 or be general winding;
Winding 308 or be shifted brushless permanent magnet motor winding, many grades of windings that for example consist of with the layering winding are auspiciously seen patent: " how fast permanent magnetic brushless " and " soft gear shift electric device and adopt the battery-driven car of this device ": ZL03222946.1.
The first brake disc 100 is by screw and the 1st flange 301 outer being fastened as a whole;
Its principle of work is:
After the energising, motor (outer rotor) rotation drives tire and rotates together, and the driving back axle advances or retreats.When motor need to be braked, realize the braking of tire by brake equipment 500.
4, the 2nd motor 400
The 2nd motor 400 is with the 1st motor 300
5, drg 500
6, electrical controller 600
1) structure of electrical controller 600
Such as Fig. 4, electrical controller 600 comprises the 1st controller 610, the 2nd controller 620, foot rest electric throttle 630, DC chopper 640, battery isolator control P, wire fuse F, KM coil K, the loop A of advancing, retreat coil B, key switch C, driving switch D, coil switch KA and retreat coil switch KB advances;
Its annexation is:
The 1st branch road, KM coil K and battery isolator control P series connection, wire fuse F and power supply 700 series connection are connected with the KM switch of KM coil K after aforementioned the two parallel connection again, realize way circuit electric power starting shutoff effect;
The 2nd branch road, the power input of the 1st controller 610 and the 2nd controller 620 is in parallel, the input end of the mouth of the 1st controller 601 and the 1st motor 300 connects, the mouth of the 2nd controller 620 connects with the 2nd motor 400 input ends, deceiving of the 1st controller 610 and the 2nd controller 620, ash, the corresponding connection of white end (deceives, ash, Bai Duan is respectively the signal input, positive rotaring signal, reverse signal), the black end of the 1st controller 610 connects by the white end of advance coil switch KA and the 2nd controller 602, the black end of the 1st controller 610 connects by the ash end that retreats coil switch KB and the 2nd controller 602, realizes automobile gears control;
The 3rd branch road, the effect of opening or switching off control circuit is played in chopper 640 and key switch C series connection.
Above-mentioned the 1st, 2,3 branch roads are parallel with one another:
One end of chopper 640 connects respectively advance loop A and an end that retreats coil B, and the loop A of advancing connects by the end that driving switch D is connected with chopper respectively with the other end that is connected coil B, opens or turn-off shift function;
The red, yellow, and green end of foot rest electric throttle 630 is connected with the 2nd motor 400 with the 1st motor 300 respectively, realizes the linear regulation of car speed.
2) principle of work of electrical controller 600:
After general supply 700 was connected, electrical controller 600 carried out speed governing detection, battery voltage detection, hall signal detection and current detecting; Then controller is opened, and detects the hall accelerator signal, and motor brings into operation, and begins again that overcurrent interrupts detecting and under-voltage interruption detects this moment, if detection normally then motor can normally move; When automobile turning, because controller adopts vector controlled, inboard tire force will increase, reduce relatively in the outside, and this Time Controller passes through size of current, the speed of judgement and adjustment control, be that the outside tire current of electric increases, interior measuring wheel tire motor reduces, and automobile can be finished turning thus.
3) functional component of electrical controller 600
(01) the 1st controller 610
The structure of A, the 1st controller 610
Such as Fig. 5, the 1st controller 610 comprises Central Processing Unit (CPU) 611, position transduser 612, inverter 613, electric current and voltage comparator 614 and accelerator 615;
Its position and annexation are:
Current/voltage comparator 614 is connected connection with Central Processing Unit (CPU), it flows to Central Processing Unit (CPU) 611 with power circuit electric current and voltage information, then according to preset instructions, controls 300 operations of the first motor;
The principle of work of B, the 1st controller 610 is:
After the 1st controller 610 brought into operation, sensor 612 positions in detection position sent Central Processing Unit (CPU) 611 to, determined the output phase sequence; Central Processing Unit (CPU) 611 is according to accelerator 615 signals, the size of control inverter 613 output voltages; Motor begins to rotate, the variation of the 1st controller 610 continuous detection position signals, variation according to position signal, the phase sequence of outgoing current is respective change also, such the first motor 300 just can normal rotation, when the first motor 300 rotates, detect the electric current and voltage size of power circuit and send Central Processing Unit (CPU) 611 to, determine whether to occur the interruption situation, and deal with according to the difference of interrupt condition.
The components and parts of C, the 1st controller 610
A, Central Processing Unit (CPU) 611
The hardware of Central Processing Unit (CPU) 611 is selected the Pic micro controller system.
The workflow of the software of Central Processing Unit (CPU) 611 is:
1. detect the whether under-voltage or overvoltage of controller input voltage;
2. detection position sensor signal;
3. detect accelerator accelerated voltage signal;
4. export relevant voltage according to the big or small control inverter of Acceleration Signal;
5. detect power circuit and overcurrent whether occurs, and do respective handling;
6. detect power circuit part voltage and undervoltage condition whether occurs, and handle accordingly;
7. detect the main circuit current situation of change, judge whether automobile the turning situation occurs, if when the turning situation occurring, then reduce to accelerate proportionality coefficient, reduce the output voltage of this controller, inside tire speed is suitable with respect to the outside tire velocity contrast when making automobile turning, and automobile is turned this moment smoothly;
8. constantly receive signal, judge whether to occur interrupt condition, and deal with respectively.
B, position transduser 612
Its function is the variation output voltage signal according to magnetic field, and sends Central Processing Unit (CPU) 611 to, and Central Processing Unit (CPU) 611 is exported corresponding phase sequence voltage according to the variation of signal.
C, inverter 613
Its function is that direct current (DC) is become alternating current output.
D, electric current and voltage comparator 614
Electric current and voltage comparator 614 is a kind of general parts, is comprised of acquisition of signal parts and micro controller system etc.;
Its function is to judge whether overvoltage, overcurrent and the respective interrupt situation whether occurs, and signal is passed to Central Processing Unit (CPU) 611.
E, accelerator 615
Its function is the output accelerated voltage and sends Central Processing Unit (CPU) 611 to.
(02) the 2nd controller 620
Structure, the function of the 2nd controller 602 and the 1st controller 620 are identical.
(03) the foot rest electric throttle 630
Foot rest electric throttle 630 is a kind of general parts;
Its function is the effect that the control motor accelerates.
(04) DC chopper 604
DC chopper 604 is a kind of DC converter;
Its function provides stable direct current 48V, 24V and 12V direct supply.
(05) battery isolator control P
Battery isolator control P is a kind of general part, plays on-off action.
(06) wire fuse F
Wire fuse F is a kind of general part, and whole circuit is played overcurrent protection.
(07) KM coil K
KM coil K is a kind of general part, also comprises the KM switch.
(08) loop A of advancing
The loop A of advancing is a kind of general part, opens the motor rotation of advancing.
(09) retreats coil B
Retreating coil B is a kind of general part, opens motor and retreats rotation.
(10) key switch C
Key switch C is a kind of general part, the control circuit switch.
(11) driving switch D
Driving switch D is a kind of general part, and control is advanced, retreated and stops.
(12) the coil switch KA that advances
The coil switch KA that advances is a kind of general part, and after the loop A of advancing was connected, the coil switch KA that advances was closed.
(13) retreat coil switch KB
Retreating coil switch KB is a kind of general part, after retreating coil B and connecting, retreats coil switch KB closed.
Claims (4)
1. a pure electric automobile core drives and the control integrated apparatus, it is characterized in that:
Formed by back axle (000), the first brake disc (100), the second brake disc (200), the first motor (300), the second motor (400), brake equipment (500), electrical controller (600) and power supply (700);
Be symmetrically arranged with respectively interconnective the first brake disc (100) and the first motor (300) at the two ends, the left and right sides of back axle (000), and the second brake disc (200) and the second motor (400);
Brake equipment (500) respectively with the first brake disc (100) be connected brake disc (200) and be connected;
Electrical controller (600) respectively with the first motor (300) be connected motor (400) and be connected;
Power supply (700) is connected 600 with electrical controller) connect.
2. drive and the control integrated apparatus by a kind of pure electric automobile core claimed in claim 1, it is characterized in that:
Described the first motor (300) comprises the 1st flange (301), the 2nd flange (302), steel ring (303), magnet steel (304), motor shaft (305), iron core bracket (306), iron core (307), winding (308);
Also comprise the 1st hole back-up ring (309), shaft block ring (310), the 1st bearing (311); The 2nd hole back-up ring (312), spacer (313), the 2nd bearing (314);
Its annexation is:
1. the rotor of the first motor (300)
The 1st flange (301), the 2nd flange (302) and steel ring (303) are a kind of sealing member by screw fastening;
In sealing member, magnet steel (304) and steel ring (303) connect as one by glue;
The outer left tire that has been connected by screw of the 2nd flange (302);
The two ends, center of the rotor of the first motor (300) are respectively by the 1st hole back-up ring (309), shaft block ring (310), the 1st bearing (311); The 2nd hole is connected with motor shaft (305) with back-up ring (312), spacer (313), the 2nd bearing (314);
2. the stator of the first motor (300)
Motor shaft (305) inserts in the mesopore of iron core bracket (306), and is fixing by key bar location;
Circle at iron core bracket (306) is outside equipped with iron core (307), is provided with winding (308) in iron core bracket (306) circle;
The first brake disc (100) is by being fastened as a whole outside screw and the 1st flange (301);
Brake equipment (500) and back axle (000) are integrated by screw fastening, and brake equipment (500) is corresponding with the first brake disc (100) position.
3. drive and the control integrated apparatus by a kind of pure electric automobile core claimed in claim 1, it is characterized in that:
Described electrical controller (600) comprises the 1st controller (610), the 2nd controller (620), foot rest electric throttle (630), DC chopper (640), battery isolator control (P), wire fuse (F), KM coil (K), the coil that advances (A), retreats coil (B), key switch (C), driving switch (D), the coil switch that advances (KA) and retreat coil switch (KB);
Its annexation is:
The 1st branch road, KM coil (K) and battery isolator control (P) series connection, wire fuse (F) and power supply (700) series connection are connected with the KM switch of KM coil (K) after aforementioned the two parallel connection again;
The 2nd branch road, the power input of the 1st controller (610) and the 2nd controller (620) is in parallel, the input end of the mouth of the 1st controller (601) and the 1st motor (300) connects, the mouth of the 2nd controller (620) connects with the 2nd motor (400) input end, deceiving of the 1st controller (610) and the 2nd controller (620), ash, white end is corresponding to be connected, the black end of the 1st controller (610) connects by the white end of the coil switch that advances (KA) and the 2nd controller (602), and the black end of the 1st controller (610) connects by the ash end that retreats coil switch (KB) and the 2nd controller (602);
The 3rd branch road, chopper (640) and key switch (C) series connection;
Above-mentioned the 1st, 2,3 branch roads are parallel with one another:
One end of chopper (640) connects respectively the coil that advances (A) and retreats an end of coil (B), and the coil that advances (A) and the other end that is connected coil (B) are connected 640 by driving switch (D) with chopper respectively) end connection;
The red, yellow, and green end of foot rest electric throttle (630) is connected with the 2nd motor (400) with the 1st motor (300) respectively.
4. drive and the control integrated apparatus by a kind of pure electric automobile core claimed in claim 3, it is characterized in that:
Described the 1st controller (610) comprises Central Processing Unit (CPU) (611), position transduser (612), inverter (613), electric current and voltage comparator (614) and accelerator (615);
Its position and annexation are:
Position transduser (612), inverter (613), electric current and voltage comparator (614) are connected 615 with accelerator) be connected with Central Processing Unit (CPU) (611) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202649465U CN202656848U (en) | 2012-06-06 | 2012-06-06 | Central driving and control integrated device of pure electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202649465U CN202656848U (en) | 2012-06-06 | 2012-06-06 | Central driving and control integrated device of pure electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202656848U true CN202656848U (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202649465U Expired - Lifetime CN202656848U (en) | 2012-06-06 | 2012-06-06 | Central driving and control integrated device of pure electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202656848U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689584A (en) * | 2012-06-06 | 2012-09-26 | 无锡市轻飞电动汽车驱动电气有限责任公司 | Core driving and control integrated system for pure electric vehicle |
| CN106608310A (en) * | 2015-10-22 | 2017-05-03 | 沈阳新松机器人自动化股份有限公司 | Four-wheel trolley chassis structure with suspension |
-
2012
- 2012-06-06 CN CN2012202649465U patent/CN202656848U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102689584A (en) * | 2012-06-06 | 2012-09-26 | 无锡市轻飞电动汽车驱动电气有限责任公司 | Core driving and control integrated system for pure electric vehicle |
| CN102689584B (en) * | 2012-06-06 | 2014-12-31 | 无锡市轻飞电动汽车驱动电气有限责任公司 | Core driving and control integrated system for pure electric vehicle |
| CN106608310A (en) * | 2015-10-22 | 2017-05-03 | 沈阳新松机器人自动化股份有限公司 | Four-wheel trolley chassis structure with suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |
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| CX01 | Expiry of patent term |