CN112810454A - Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof - Google Patents
Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof Download PDFInfo
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- CN112810454A CN112810454A CN202011638883.0A CN202011638883A CN112810454A CN 112810454 A CN112810454 A CN 112810454A CN 202011638883 A CN202011638883 A CN 202011638883A CN 112810454 A CN112810454 A CN 112810454A
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- electric vehicle
- speed
- threaded rod
- motor
- vehicle controller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
- B60K17/08—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing of mechanical type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/04—Cutting off the power supply under fault conditions
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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 invention discloses an electric vehicle controller with an abnormal acceleration cutting-off function and an operation method thereof. According to the invention, the protection mechanism is arranged, the first motor is started to drive the first threaded rod to rotate, the L-shaped plate moves leftwards in the protection box and drives the automobile connector to move, so that the electric vehicle controller is closed, and therefore, when the electric vehicle abnormally speeds up, the electric vehicle controller can be timely closed.
Description
Technical Field
The invention relates to the technical field of electric vehicles, in particular to an electric vehicle controller with an abnormal acceleration cut-off function and an operation method thereof.
Background
The electric vehicle controller is a core control device used for controlling the starting, running, advancing and retreating, speed and stopping of a motor of the electric vehicle and other electronic devices of the electric vehicle, is just like the brain of the electric vehicle and is an important part on the electric vehicle, and the electric vehicle mainly comprises an electric bicycle, an electric two-wheel motorcycle, an electric tricycle, an electric motor tricycle, an electric four-wheel vehicle, an electric battery car and the like.
However, in the current driving process of the electric vehicle, the driver may suddenly step on the power regulator to accelerate for a limited time, the electric vehicle may not decelerate at the crossing, and the like, and the electric vehicle may have a fault in the driving process, and the speed may be abnormal, which is very easy to cause traffic accidents.
We have proposed an electric vehicle controller with an abnormal acceleration cut-off function in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide an electric vehicle controller with an abnormal speed-increasing and cutting-off function, which aims to solve the problem that the prior art does not have a protection device for an electric vehicle when the speed of the electric vehicle is abnormal in the running process.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an electric vehicle controller with unusual speed-raising cut-off function, includes the bottom plate, the top surface fixed mounting of bottom plate has the protective housing, the inside of protective housing is provided with the protection subassembly, the top surface of bottom plate is provided with the casing, the inside of casing is provided with the speed reduction subassembly.
Preferably, the protection subassembly is including setting up first motor, first threaded rod, L shaped plate and the automotive connector at the bottom plate top surface, the surface of L shaped plate and the inner wall sliding connection of protective housing, the output shaft of first motor and the left end fixed connection of first threaded rod, the L shaped plate is connected with the surface engagement of first threaded rod, the right-hand member of L shaped plate and automotive connector's left side fixed connection.
Preferably, the speed reduction assembly comprises a second motor, a second threaded rod, a connecting plate, a third motor and a first gear, the second motor and the second threaded rod are arranged on the top surface of the bottom plate, the output shaft of the second motor is fixedly connected with the right end of the second threaded rod, the connecting plate is meshed with the outer surface of the second threaded rod, the outer surface of the connecting plate is slidably connected with the inner wall of the shell, the third motor is fixedly installed inside the connecting plate, the output shaft of the third motor is fixedly connected with the first gear, the speed reduction assembly further comprises a second gear, the second gear is sleeved on the outer surface of the transmission wheel, and the outer surface of the second gear is meshed with the outer surface of the first gear.
An operation method of an electric vehicle controller with an abnormal acceleration cutting-off function comprises the following steps:
firstly, a power supply is started, and the power supply drives an electric vehicle controller to start;
driving a driving wheel of the electric vehicle to rotate after the electric vehicle controller is started;
thirdly, when the speed of the driving wheel is abnormally increased, the speed sensor receives an instruction;
after the speed sensor receives the instruction, starting a protection mechanism and a deceleration module, and simultaneously uploading the result of the sensor to a display terminal, wherein the protection module comprises a protection component fixedly installed on the top surface of the bottom plate, and the deceleration module comprises a deceleration component fixedly installed on the top surface of the bottom plate;
after the reduction gear is started, the transmission wheel is decelerated;
after the speed sensor detects that the speed is normal, the speed reduction module stops, the protection mechanism is opened, and the electric vehicle returns to a normal state when the electric vehicle controller is started.
Preferably, the operation principle of the step (iv): when the speed sensor sends an instruction to the protection mechanism, the protection component of the protection mechanism operates, and the first motor is started to drive the second threaded rod to rotate; the second threaded rod rotates, the L-shaped plate moves leftwards in the protection box, the L-shaped plate drives the automobile connector to move when sliding, the electric vehicle controller is closed, the speed reduction module operates simultaneously, the third motor drives the first gear to rotate, the second motor drives the second threaded rod to rotate, when the second threaded rod rotates, the connecting plate slides towards the second gear in the shell, and the first gear drives the second gear to rotate, so that the speed of the driving wheel is reduced.
Preferably, the operation principle in the step (c): when the speed of drive wheel fell, speed sensor detected the speed and descended the back, and speed sensor assigns the instruction, and first motor reversal drives first threaded rod and rotates, and first threaded rod rotates, and the L shaped plate moves right in the protection box, and the gliding while of L shaped plate drives the automobile connector and removes for electric vehicle controller opens.
Preferably, the speed sensor sends an instruction, and the real-time speed state of the electric vehicle is observed through the display terminal to judge whether the electric vehicle has a fault during running.
Compared with the prior art, the invention has the beneficial effects that: the protection mechanism is added, so that the power supply can be cut off to protect the electric vehicle and drivers when the electric vehicle abnormally accelerates, and the speed reducing device is added, so that the running speed of the electric vehicle can be protected through the speed reducing mechanism when the electric vehicle abnormally accelerates, and the running safety is ensured;
1. by the method, when the electric vehicle abnormally accelerates, the running speed of the electric vehicle can be changed through the speed sensor, so that the safety of the electric vehicle and drivers is protected;
2. by arranging the protection mechanism, the first motor is started to drive the first threaded rod to rotate, the L-shaped plate moves leftwards in the protection box and drives the automobile connector to move, so that the electric vehicle controller is closed, and the electric vehicle controller is closed, so that the electric vehicle controller can be closed in time when the electric vehicle abnormally speeds up;
3. through setting up the speed reduction module, the third motor drives first gear rotatory, then opens the rotation of second motor second threaded rod, and the connecting plate slides to the second gear in the casing, and first gear drives the second gear and rotates, makes the speed of drive wheel descend to can be when electric motor car speed is unusual, make the speed of traveling of electric motor car descend.
Drawings
FIG. 1 is a perspective view of an electric vehicle controller with an abnormal acceleration shut-off function according to the present invention;
fig. 2 is a flowchart of an operation method of an electric vehicle controller with an abnormal acceleration shut-off function according to the present invention.
In the figure: 1. a base plate; 2. a first motor; 3. a first threaded rod; 4. an L-shaped plate; 5. an automotive connector; 6. a second motor; 7. a second threaded rod; 8. a connecting plate; 9. a third motor; 10. a first gear; 11. a second gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The brackets are not removed
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an electric vehicle controller with unusual acceleration cut-off function, includes bottom plate (1), its characterized in that: the top surface fixed mounting of bottom plate (1) has the protective housing, the inside of protective housing is provided with the protection subassembly, the top surface of bottom plate (1) is provided with the casing, the inside of casing is provided with the speed reduction subassembly.
Protection assembly is including setting up first motor (2), first threaded rod (3), L shaped plate (4) and automotive connector (5) at bottom plate (1) top surface, the surface of L shaped plate (4) and the inner wall sliding connection of protective housing, the output shaft of first motor (2) and the left end fixed connection of first threaded rod (3), L shaped plate (4) are connected with the surface engagement of first threaded rod (3), the right-hand member of L shaped plate (4) and the left surface fixed connection of automotive connector (5), can detect when electric motor car speed of traveling is unusual at speed sensor through setting up the protection assembly, can close electric vehicle controller and protect electric motor car and navigating mate's driving safety.
The speed reducing assembly comprises a second motor (6), a second threaded rod (7), a connecting plate (8), a third motor (9) and a first gear (10), wherein the second motor (6), the second threaded rod (7), the connecting plate (8), the third motor (9) and the first gear (10) are arranged on the top surface of the bottom plate (1), an output shaft of the second motor (6) is fixedly connected with the right end of the second threaded rod (7), the connecting plate (8) is meshed with the outer surface of the second threaded rod (7), the outer surface of the connecting plate (8) is slidably connected with the inner wall of the shell, the third motor (9) is fixedly arranged in the connecting plate (8), an output shaft of the third motor (9) is fixedly connected with the first gear (10), the speed reducing assembly further comprises a second gear (11) sleeved on the outer surface of the driving wheel, the outer surface of the second gear (11) is meshed with the outer surface of the first, when the speed reducing component is opened, the running speed of the electric vehicle is reduced to the normal speed.
An operation method of an electric vehicle controller with an abnormal acceleration cutting-off function comprises the following steps:
firstly, a power supply is started, and the power supply drives an electric vehicle controller to start;
driving a driving wheel of the electric vehicle to rotate after the electric vehicle controller is started;
thirdly, when the speed of the driving wheel is abnormally increased, the speed sensor receives an instruction;
after receiving the instruction, the speed sensor starts a protection mechanism and a speed reduction module, and simultaneously, the result of the sensor is uploaded to a display terminal, the protection module comprises a protection component fixedly installed on the top surface of the bottom plate (1), and the speed reduction module comprises a speed reduction component fixedly installed on the top surface of the bottom plate (1);
after the reduction gear is started, the transmission wheel is decelerated;
after the speed sensor detects that the speed is normal, the speed reduction module stops, the protection mechanism is opened, and the electric vehicle returns to a normal state when the electric vehicle controller is started. By the method, the electric vehicle can be protected in time when the speed is abnormally increased, and a driver can observe abnormal speed change in time to perform safe operation.
The operation principle of the step IV is as follows: when the speed sensor gives an instruction to the protection mechanism, the protection component of the protection mechanism operates, and the first motor (2) is started to drive the second threaded rod (7) to rotate; second threaded rod (7) rotate, L shaped plate (4) are to left side removal in the protection box, L shaped plate (4) are gliding simultaneously, drive car connector (5) and remove, make electric vehicle controller close, electric vehicle controller closes, the operation of speed reduction module simultaneously, third motor (9) drive first gear (10) rotatory, second motor (6) drive second threaded rod (7) rotatory, when second threaded rod (7) are rotatory, connecting plate (8) slide to second gear (11) in the casing, first gear (10) drive second gear (11) and rotate, make the speed of drive wheel descend.
The operation principle in the step (sixthly): when the speed of drive wheel fell, speed sensor detected the speed and descended the back, and speed sensor assigns the instruction, and first motor (2) reversal drives first threaded rod (3) and rotates, and first threaded rod (3) rotate, and L shaped plate (4) remove right in the protection box, and when L shaped plate (4) were gliding, drive car connector (5) and remove for electric vehicle controller opens.
When speed sensor assigned the instruction, whether the electric motor car operation was broken down was judged to the real-time status of electric motor car speed through display terminal observation, through establishing display terminal, can make the fast convenient driving state who sees the electric motor car of navigating mate.
The working principle of the embodiment is as follows: the operation flow when the electric vehicle is abnormal in speed is as follows: the method comprises the steps that firstly, a power supply is started, the power supply drives an electric vehicle controller to start, the electric vehicle controller drives a driving wheel of the electric vehicle to rotate after starting, when the speed of the driving wheel is abnormally accelerated, a speed sensor receives an instruction and then starts a protection mechanism and a speed reduction module, meanwhile, the result of the sensor can be uploaded to a display terminal, a driver can judge whether the electric vehicle is in fault or not according to the fact that whether the speed of the electric vehicle is abnormal or not according to the real-time result displayed on the real terminal, the driving wheel is decelerated after the speed reduction module is started, the speed reduction module stops after the speed sensor detects that the speed is normal, the protection mechanism is opened;
the operation process of the protection mechanism and the speed reduction module is as follows: the speed sensor gives an instruction to the protection mechanism, a protection component of the protection mechanism operates, the first motor 2 is started to drive the first threaded rod 3 to rotate, the first threaded rod 3 rotates, the protection box has a limiting effect on the L-shaped plate 4, the L-shaped plate 4 moves to the left in the protection box because the inner wall of the protection box is in sliding connection with the outer surface of the L-shaped plate 4, the L-shaped plate 4 slides and drives the automobile connector 5 to move because the L-shaped plate 4 is fixedly connected with the automobile connector 5, so that the electric vehicle controller is closed, the deceleration module operates at the same time, firstly, the third motor 9 drives the first gear 10 to rotate, the second motor 6 is started to drive the second threaded rod 7 to rotate, the connecting plate 8 is in sliding connection with the inner wall of the shell, the connecting plate 8 slides to the second gear 11 in the shell, when the first gear 10 moves to be meshed with the second gear 11, the first gear 10 drives the second gear 11 to rotate, so that the speed of the transmission wheel is reduced, and the electric vehicle can be protected when the speed of the electric vehicle is abnormal.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides an electric vehicle controller with unusual acceleration cut-off function, includes bottom plate (1), its characterized in that: the top surface fixed mounting of bottom plate (1) has the protective housing, the inside of protective housing is provided with the protection subassembly, the top surface of bottom plate (1) is provided with the casing, the inside of casing is provided with the speed reduction subassembly.
2. The electric vehicle controller with the abnormal acceleration shut-off function according to claim 1, characterized in that: the protection subassembly is including setting up first motor (2), first threaded rod (3), L shaped plate (4) and automotive connector (5) at bottom plate (1) top surface, the surface of L shaped plate (4) and the inner wall sliding connection of protective housing, the output shaft of first motor (2) and the left end fixed connection of first threaded rod (3), the surface engagement of L shaped plate (4) and first threaded rod (3) is connected, the right-hand member of L shaped plate (4) and the left surface fixed connection of automotive connector (5).
3. The electric vehicle controller with the abnormal acceleration shut-off function according to claim 1, characterized in that: the speed reducing assembly comprises a second motor (6) arranged on the top surface of the bottom plate (1), a second threaded rod (7), a connecting plate (8), a third motor (9) and a first gear (10), an output shaft of the second motor (6) is fixedly connected with the right end of the second threaded rod (7), the connecting plate (8) is connected with the outer surface of the second threaded rod (7) in a meshed mode, the outer surface of the connecting plate (8) is connected with the inner wall of the shell in a sliding mode, the third motor (9) is fixedly installed inside the connecting plate (8), the output shaft of the third motor (9) is fixedly connected with the first gear (10), the speed reducing assembly further comprises a second gear (11) sleeved on the outer surface of the transmission wheel, and the outer surface of the second gear (11) is connected with the outer surface of the first gear (10) in a meshed mode.
4. An operation method of an electric vehicle controller with an abnormal acceleration cutting-off function comprises the following steps:
firstly, a power supply is started, and the power supply drives an electric vehicle controller to start;
driving a driving wheel of the electric vehicle to rotate after the electric vehicle controller is started;
thirdly, when the speed of the driving wheel is abnormally increased, the speed sensor receives an instruction;
after receiving the instruction, the speed sensor starts a protection mechanism and a speed reduction module, and simultaneously, the result of the sensor is uploaded to a display terminal, the protection module comprises a protection component fixedly installed on the top surface of the bottom plate (1), and the speed reduction module comprises a speed reduction component fixedly installed on the top surface of the bottom plate (1);
after the reduction gear is started, the transmission wheel is decelerated;
after the speed sensor detects that the speed is normal, the speed reduction module stops, the protection mechanism is opened, and the electric vehicle returns to a normal state when the electric vehicle controller is started.
5. The method according to claim 4, wherein the method further comprises the step of: the operation principle of the step IV is as follows: when the speed sensor gives an instruction to the protection mechanism, the protection component of the protection mechanism operates, and the first motor (2) is started to drive the second threaded rod (7) to rotate; second threaded rod (7) rotate, L shaped plate (4) are to left side removal in the protection box, L shaped plate (4) are gliding simultaneously, drive car connector (5) and remove, make electric vehicle controller close, electric vehicle controller closes, the operation of speed reduction module simultaneously, third motor (9) drive first gear (10) rotatory, second motor (6) drive second threaded rod (7) rotatory, when second threaded rod (7) are rotatory, connecting plate (8) slide to second gear (11) in the casing, first gear (10) drive second gear (11) and rotate, make the speed of drive wheel descend.
6. The method according to claim 4, wherein the method further comprises the step of: the operation principle in the step (sixthly): when the speed of drive wheel fell, speed sensor detected the speed and descended the back, and speed sensor assigns the instruction, and first motor (2) reversal drives first threaded rod (3) and rotates, and first threaded rod (3) rotate, and L shaped plate (4) remove right in the protection box, and when L shaped plate (4) were gliding, drive car connector (5) and remove for electric vehicle controller opens.
7. The method according to claim 4, wherein the method further comprises the step of: and when the speed sensor gives an instruction, the real-time speed state of the electric vehicle is observed through the display terminal to judge whether the electric vehicle breaks down or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011638883.0A CN112810454A (en) | 2020-12-31 | 2020-12-31 | Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011638883.0A CN112810454A (en) | 2020-12-31 | 2020-12-31 | Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof |
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| CN112810454A true CN112810454A (en) | 2021-05-18 |
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| CN202011638883.0A Pending CN112810454A (en) | 2020-12-31 | 2020-12-31 | Electric vehicle controller with abnormal acceleration cut-off function and operation method thereof |
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| CN110962973A (en) * | 2019-12-03 | 2020-04-07 | 苍南国博新能源科技有限公司 | Electric vehicle power device capable of adjusting maximum speed |
| CN111404319A (en) * | 2020-04-17 | 2020-07-10 | 杭州千耘贸易有限公司 | Electric motor car stall protection device based on electromagnetic induction principle |
| CN211280651U (en) * | 2019-11-06 | 2020-08-18 | 徐州博虎电动车科技有限公司 | Electric vehicle controller with unusual speed-raising cut-off function |
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2020
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150191087A1 (en) * | 2014-01-07 | 2015-07-09 | Jtekt Corporation | Vehicle control device |
| CN206485220U (en) * | 2017-01-17 | 2017-09-12 | 肥东凯利电子科技有限公司 | A kind of controller for electric vehicle with abnormal speed-raising cutting function |
| CN108454435A (en) * | 2018-03-10 | 2018-08-28 | 台州台鹰电动汽车有限公司 | Electric vehicle based on accelerator pedal accidentally accelerates judgement system and its operating method |
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Application publication date: 20210518 |