CN208530304U - Electric vehicle descending safety arrestment circuit structure - Google Patents
Electric vehicle descending safety arrestment circuit structure Download PDFInfo
- Publication number
- CN208530304U CN208530304U CN201821183806.9U CN201821183806U CN208530304U CN 208530304 U CN208530304 U CN 208530304U CN 201821183806 U CN201821183806 U CN 201821183806U CN 208530304 U CN208530304 U CN 208530304U
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- Prior art keywords
- descending
- safety arrestment
- switch
- descending safety
- arrestment circuit
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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
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model discloses electric vehicle descending safety arrestment circuit structures, solve the problems, such as descending safety arrestment.The utility model includes power supply VCC, motor M, descending safety arrestment circuit and speed adjusting lever, the power supply VCC connection descending safety arrestment circuit, the speed adjusting lever connects the descending safety arrestment circuit, and the descending safety arrestment circuit is connect with the motor；The descending safety arrestment circuit includes starting switch SB1, starting switch SB2, A.C. contactor KM1, A.C. contactor KM2, brake switch, descending auxiliary switch and electronic timer, and the brake switch connects the descending safety arrestment circuit.The utility model has many advantages, such as that down hill braking is highly-safe.
Description
Technical field
The utility model relates to a kind of control circuits, and in particular to electric vehicle descending safety arrestment circuit structure.
Background technique
Currently, a kind of new traffic tool of the electric vehicle as energy-saving and emission-reduction, more has been favored by people, it gives people
Trip bring convenience.Electric vehicle is, by components such as controller, motors, electric energy to be turned using battery as energy source
Mechanical energy movement is turned to, to control the vehicle that size of current changes speed.
Existing electric vehicle is in descending often due to the booster action of motor operating and the gradient keeps electric vehicle speed too fast
And cause safety problem, in addition if taking emergency braking in descending, the personnel on electric vehicle can be sent out due to effect of inertia
Therefore the outbound risk of stranger person takes safety arrestment in electric vehicle descending, electric vehicle is allowed to realize the purpose slowed down, and increases
Adding descending safety is a urgent problem to be solved.
Utility model content
The technical problem to be solved by the utility model is to existing electric vehicle in descending often due to motor operating and
The booster action of the gradient keeps electric vehicle speed too fast and causes safety problem, in addition if taking emergency braking in descending, electricity
The outbound risk problem of personnel can occur due to effect of inertia for the personnel on motor-car, and it is above-mentioned that the utility model provides solution
The electric vehicle descending safety arrestment circuit structure of problem.
The utility model is achieved through the following technical solutions:
Electric vehicle descending safety arrestment circuit structure, including power supply VCC, motor M, descending safety arrestment circuit and speed regulation hand
Handle, the power supply VCC connection descending safety arrestment circuit, the speed adjusting lever connect the descending safety arrestment circuit,
The descending safety arrestment circuit is connect with the motor；The descending safety arrestment circuit includes starting switch SB1, starting and open
Close SB2, A.C. contactor KM1, A.C. contactor KM2, brake switch, descending auxiliary switch and electronic timer；The brake
Switch connects the descending safety arrestment circuit, and the SB1 and A.C. contactor KM1 that starts switch is connected in series to form
Join branch 1, the SB2 and A.C. contactor KM2 that starts switch is connected in series to form series arm 2, series arm 1 and string
Connection branch 2 is connected in parallel, and is opened in the node started switch between SB2 and the A.C. contactor KM2 by the brake
Pass is parallel-connected to the road 2 of series connection, and the descending auxiliary switch is connected in series to form the road 3 connected with the electronic timer,
The road 3 of series connection is connected in parallel with the brake switch.
The principle of the utility model above scheme is: due to existing electric vehicle in descending often due to motor operating and
The booster action of the gradient keeps electric vehicle speed too fast and causes safety problem, in addition if taking emergency braking in descending, electricity
The descendings safety problems such as the outbound risk of personnel can occur due to effect of inertia for the personnel on motor-car.The utility model uses
The road for the series connection that above scheme is formed by descending auxiliary switch in parallel on brake switch and electronic timer, when electric car is in
In the state of downhill running, wheel drives motor M operating, and the conducting of descending auxiliary switch is closed at brake switch, passes through electronics
Timer is shorted the time control setting regular short circuit magneto motor lines of controller, allows motor to form resistance, reaches and subtract
The purpose of speed increases descending safety.
The motor is magneto.
The utility model has the following advantages and benefits:
The utility model is by the combination to descending auxiliary switch, brake switch and electronic timer, when electric car is in down
In the state of hill wash row, wheel drives motor M operating, and the conducting of descending auxiliary switch is closed at brake switch, fixed by electronics
When device be shorted the time control setting regular the shorts circuit magneto motor lines of controller, allow motor formation resistance, reach deceleration
Purpose, realize descending high security and convenience, ensure that the common security of people and Che.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the general structure schematic diagram of the utility model.
Fig. 2 is the descending safety arrestment circuit diagram of the utility model.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1 and Figure 2, electric vehicle descending safety arrestment circuit structure, including power supply VCC, motor M, descending are made safely
Dynamic circuit and speed adjusting lever, the power supply VCC connection descending safety arrestment circuit, the speed adjusting lever connect the descending
Safety arrestment circuit, the descending safety arrestment circuit are connect with the motor；The descending safety arrestment circuit includes starting
Switch SB1, to start switch SB2, A.C. contactor KM1, A.C. contactor KM2, brake switch, descending auxiliary switch and electronics fixed
When device；The brake switch connects the descending safety arrestment circuit, described to start switch SB1 and the A.C. contactor KM1
It is connected in series to form series arm 1, the SB2 and A.C. contactor KM2 that starts switch is connected in series to form series arm
2, series arm 1 is connected in parallel with series arm 2, in the node started switch between SB2 and the A.C. contactor KM2
The road 2 of series connection is parallel-connected to by the brake switch, the descending auxiliary switch and the electronic timer are connected in series
The road 3 of series connection is formed, road 3 and the brake switch of series connection are connected in parallel.
The motor is magneto.
It is embodied as follows:
After power supply VCC is powered, SB1 closure is started switch, KM1 coil obtains electric, the continuous Positive work of motor M starting；Starting
Switch SB2 closure, KM2 coil obtain electric, the continuous antiport of motor M starting；Brake switch is pressed, KM2 coil obtains electric, motor M
Start continuous antiport；When electric vehicle is in descending, descending auxiliary switch, KM2 line are pressed while pressing brake switch
Enclose electric, the regular short circuit magneto motor lines under electronic timer effect allow motor to form resistance, reach deceleration
Purpose increases descending safety.Fuse FU is added in descending safety arrestment circuit, for protecting circuit.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (2)
1. electric vehicle descending safety arrestment circuit structure, including power supply VCC, motor M, descending safety arrestment circuit and speed regulation hand
Handle, the power supply VCC connection descending safety arrestment circuit, the speed adjusting lever connect the descending safety arrestment circuit,
The descending safety arrestment circuit is connect with the motor；It is characterized by: the descending safety arrestment circuit includes that starting is opened
It closes SB1, start switch SB2, A.C. contactor KM1, A.C. contactor KM2, brake switch, descending auxiliary switch and electronic timing
Device；The brake switch connects the descending safety arrestment circuit, and the SB1 and A.C. contactor KM1 that starts switch goes here and there
Connection connection forms series arm 1, and the SB2 and A.C. contactor KM2 that starts switch is connected in series to form series arm 2,
Series arm 1 is connected in parallel with series arm 2, logical in the node started switch between SB2 and the A.C. contactor KM2
The road 2 that the brake switch is parallel-connected to series connection is crossed, shape is connected in series in the descending auxiliary switch and the electronic timer
At the road 3 of series connection, road 3 and the brake switch of series connection are connected in parallel.
2. electric vehicle descending safety arrestment circuit structure according to claim 1, it is characterised in that: the motor is permanent magnetism
Motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183806.9U CN208530304U (en) | 2018-07-25 | 2018-07-25 | Electric vehicle descending safety arrestment circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821183806.9U CN208530304U (en) | 2018-07-25 | 2018-07-25 | Electric vehicle descending safety arrestment circuit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208530304U true CN208530304U (en) | 2019-02-22 |
Family
ID=65385811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821183806.9U Active CN208530304U (en) | 2018-07-25 | 2018-07-25 | Electric vehicle descending safety arrestment circuit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208530304U (en) |
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2018
- 2018-07-25 CN CN201821183806.9U patent/CN208530304U/en active Active
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