CN207617523U - A kind of anti-ignition device of electric vehicle - Google Patents
A kind of anti-ignition device of electric vehicle Download PDFInfo
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- CN207617523U CN207617523U CN201721471065.XU CN201721471065U CN207617523U CN 207617523 U CN207617523 U CN 207617523U CN 201721471065 U CN201721471065 U CN 201721471065U CN 207617523 U CN207617523 U CN 207617523U
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- relay
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- limiting resistance
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Abstract
The utility model embodiment discloses a kind of anti-ignition device of electric vehicle, including power module, connector, switch module, relay, current-limiting resistance and controller；Wherein, the power module is connected by the connector with switch module, relay and current-limiting resistance；The switch module is also connected with relay, the break-make for controlling relay；The relay is also connected with controller, for being started according to the break-make of relay or closing control device；The current-limiting resistance is in parallel with the normally opened contact of the relay, for before relay opening, the power module to pass through the capacitance progress low current charge that the current-limiting resistance is in the controller.The utility model embodiment is solved when battery is inserted into connector and is connected with controller, generates electric current of surging, occurs the technical issues of momentary arcing at connector.
Description
Technical field
The utility model is related to vehicle technology field more particularly to a kind of anti-ignition devices of electric vehicle.
Background technology
Electric vehicle is that one kind converting electrical energy into machinery using battery as energy source by components such as controller, motors
It can move, to control the vehicle that size of current changes speed.
Currently, being both provided with capacitance in the controller of electric vehicle, capacitance plays the role of storing up electricity and electric discharge at work, when
The electricity of capacitance discharges when not having remaining capacity, and battery is inserted into after connector and is connected with controller, a large amount of charge wink is had
Between flow into the capacitance in controller, generation is surged electric current, will appear momentary arcing at connector, terminal at long-time connector
Melt or be fused to one piece, causes great harm.
Utility model content
The utility model embodiment provides a kind of anti-ignition device of electric vehicle, and company is inserted into solve battery in the prior art
The moment of device is connect, electric current of surging is generated, occurs the technical issues of momentary arcing at connector.
The utility model embodiment provides a kind of anti-ignition device of electric vehicle, including power module, connector, switching molding
Block, relay, current-limiting resistance and controller；
Wherein, the power module is connected by the connector with switch module, relay and current-limiting resistance；
The switch module is also connected with relay, the break-make for controlling relay；
The relay is also connected with controller, for being started according to the break-make of relay or closing control device；
The current-limiting resistance is in parallel with the normally opened contact of the relay, is used for before relay opening, the electricity
Source module passes through the capacitance progress low current charge that the current-limiting resistance is in the controller.
In above-mentioned technical proposal, it is preferred that the switch module is electric switch lock-switch or alarm switch.
The anti-ignition device of a kind of electric vehicle that the utility model embodiment provides, power module pass through connector and relay
It is connected with controller, before relay opening, power module carries out low current by the capacitance in current-limiting resistance in order to control device and fills
Electricity avoids a large amount of charge moments from pouring in controller capacitance when ensureing that power module is inserted into connector and is connected with controller, into
And ensure to be not in momentary arcing at connector and damage equipment.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram for the anti-ignition device of electric vehicle that the utility model embodiment provides；
Fig. 2 is a kind of circuit connection diagram for the anti-ignition device of electric vehicle that the utility model embodiment provides.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, it illustrates only for ease of description, in attached drawing and the relevant part of the utility model rather than entire infrastructure.
Fig. 1 is a kind of structural schematic diagram for the anti-ignition device of electric vehicle that the utility model embodiment provides, including power supply
Module 1, connector 2, switch module 4, relay 3, controller 5 and current-limiting resistance 6；Wherein, power module 1 passes through connector 2
It is connected respectively with switch module 4, relay 3 and current-limiting resistance 6；Switch module 4 is also connected with relay 3, for controlling relay
The break-make of device 3；Relay 3 is also connected with controller 5, is started according to the break-make of relay 3 or closing control device 5；Current limliting electricity
Resistance is 6 in parallel with the normally opened contact of relay 3, is used for before relay 3 is opened, and power module 1 passes through the device in order to control of current-limiting resistance 6
Capacitance in 5 carries out low current charge.
Wherein, preferable by lithium battery since lithium battery has many advantages, such as that light-weight, energy storage is big, power is big, pollution-free
As power module 1.The connector 2 mainly rise connection function, be used for socket power module 1, by power module 1 respectively with open
Close module 4, relay 3 is connected with current-limiting resistance 6, it is preferred that the connector 2 on electric vehicle can be used for socket power module
1 plug.
Current-limiting resistance 6 is in parallel with the normally opened contact of relay 3, the both ends of current-limiting resistance 6 respectively with connector 2 and controller
5 are connected.Wherein, current-limiting resistance 6 can be any one in fixed value resistance, varistor or thermistor.In the present embodiment
In, it is preferred that current-limiting resistance selects 80 ohm of fixed value resistance, and before the normally opened contact of relay 3 is closed, power module 1 is inserted
When entering connector 2, power module 1 carries out low current charge, charging time 0.3 by the capacitance in current-limiting resistance 6 in order to control device 5
Second, avoid a large amount of charge moments from pouring in controller 5 and cause to strike sparks at connector 2.
Switch module 4 is also connected with relay 3, the break-make for controlling relay 3.Specifically, when switch module 4 closes
It closes, power module 1 is 3 coil power supply of relay, and 3 normally opened contact of relay is closed, and power module 1 in order to control power by device, electronic
Vehicle starts.When switch module 4 disconnects, 3 coil blackout of relay, normally opened contact disconnects, and controller, which will control electric vehicle, to be stopped.Its
In, switch module 1 is electric switch lock-switch or alarm switch, user can by control switch lock-switch or alarm switch this
Two ways controls the break-make of relay 3, and then controls electric vehicle start and stop.
Fig. 2 is a kind of circuit connection diagram for the anti-ignition device of electric vehicle that the utility model embodiment provides.It shows
The tool of electric vehicle anti-ignition device power module 1, connector 2, relay 3, switch module 4, controller 5 and current-limiting resistance 6
Body circuit connecting relation.Wherein, current-limiting resistance 6 is in parallel with normally opened contact (contact 3-3, the 3-5) of relay 3, and current-limiting resistance 6
Both ends are also connected with power module 1, controller 5.In relay 3, diode D1 is in parallel with relay coil, specifically, two
The anode of pole pipe D1 is connected with the ends relay coil 3-1, and cathode is connected with the ends relay coil 3-2.
The anti-ignition device of a kind of electric vehicle provided in the present embodiment, power module pass through connector and relay, control
Device processed is connected with current-limiting resistance, and before relay opening, power supply carries out low current by the capacitance in current-limiting resistance in order to control device
Charging ensures that power module is inserted into connector and when being connected with controller, does not have the electricity that a large amount of charge moments pour in controller
Rong Zhong, so ensure at connector will not momentary arcing and damage equipment.
Note that above are only the preferred embodiment and institute's application technology principle of the utility model.Those skilled in the art's meeting
Understand, the utility model is not limited to specific embodiment described here, can carry out for a person skilled in the art various bright
Aobvious variation is readjusted and is substituted without departing from the scope of protection of the utility model.Therefore, although passing through above example
The utility model is described in further detail, but the utility model is not limited only to above example, is not departing from
Can also include other more equivalent embodiments in the case that the utility model is conceived, and the scope of the utility model is by appended
Right determine.
Claims (2)
1. a kind of anti-ignition device of electric vehicle, which is characterized in that including power module, connector, switch module, relay, limit
Leakage resistance and controller；
Wherein, the power module is connected by the connector with switch module, relay and current-limiting resistance；
The switch module is also connected with relay, the break-make for controlling relay；
The relay is also connected with controller, for being started according to the break-make of relay or closing control device；
The current-limiting resistance is in parallel with the normally opened contact of the relay, is used for before relay opening, the power supply mould
Block passes through the capacitance progress low current charge that the current-limiting resistance is in the controller.
2. the anti-ignition device of electric vehicle according to claim 1, which is characterized in that the switch module is electric switch lock-switch
Or alarm switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471065.XU CN207617523U (en) | 2017-11-07 | 2017-11-07 | A kind of anti-ignition device of electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471065.XU CN207617523U (en) | 2017-11-07 | 2017-11-07 | A kind of anti-ignition device of electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207617523U true CN207617523U (en) | 2018-07-17 |
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ID=62827755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721471065.XU Active CN207617523U (en) | 2017-11-07 | 2017-11-07 | A kind of anti-ignition device of electric vehicle |
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| Country | Link |
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| CN (1) | CN207617523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494688A (en) * | 2018-12-29 | 2019-03-19 | 中国原子能科学研究院 | Avoid the circuit of battery pack booting overcurrent protection |
-
2017
- 2017-11-07 CN CN201721471065.XU patent/CN207617523U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494688A (en) * | 2018-12-29 | 2019-03-19 | 中国原子能科学研究院 | Avoid the circuit of battery pack booting overcurrent protection |
| CN109494688B (en) * | 2018-12-29 | 2020-06-30 | 中国原子能科学研究院 | Circuit for avoiding overcurrent protection during starting of battery pack |
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