CN207028887U - A kind of electrokinetic cell bag collision protection system - Google Patents
A kind of electrokinetic cell bag collision protection system Download PDFInfo
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- CN207028887U CN207028887U CN201720685420.7U CN201720685420U CN207028887U CN 207028887 U CN207028887 U CN 207028887U CN 201720685420 U CN201720685420 U CN 201720685420U CN 207028887 U CN207028887 U CN 207028887U
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- 230000035484 reaction time Effects 0.000 abstract description 3
- 206010039203 Road traffic accident Diseases 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
- Air Bags (AREA)
Abstract
The utility model provides a kind of electrokinetic cell bag collision protection system, is related to electrokinetic cell field.Electrokinetic cell bag collision protection system may include sensor assembly, high-voltage relay and battery management system in general manner.Sensor assembly is used to monitor the motion state of vehicle and sends collision alarm, has normal condition and SM set mode.High-voltage relay has closure state and off-state.When high-voltage relay disconnects, electrokinetic cell bag stops powering to vehicle.Battery management system is connected with high-voltage relay and sensor assembly respectively, controls high-voltage relay to realize closure state or off-state according to the state of sensor assembly.Using a kind of electrokinetic cell bag collision protection system of the present utility model, because the processor that its circuit passes through is few therefore simple in construction, the reaction time is exceedingly fast, and reliability is high, can individually judge the effective security for improving new energy car.
Description
Technical field
Electrokinetic cell field is the utility model is related to, more particularly to a kind of electrokinetic cell bag collision protection system.
Background technology
In recent years, both production and marketing thrive for China's new-energy automobile, and corresponding new-energy automobile traffic accident is more and more closed
Note gets up, and traffic accident is one important issue of new energy car safety problem.The core of new-energy automobile safety problem is again
Electrokinetic cell packet portion, so improving the security of new-energy automobile power battery bag with regard to particularly important.
At present electrokinetic cell bag crash protection on the market be mostly using by receive safety signal that air bag sends as
It is main.Once the traffic accident such as collide, air bag sensor-air bag judges-must be passed through and send instruction-battery management
System (abbreviation BMS) receives instruction-BMS judgements-BMS and disconnects the operation programs such as relay.It facts have proved electrokinetic cell bag high pressure
(being 300V or so high pressure mostly) is extremely dangerous, above electrokinetic cell bag crash protection presence reflection speed is slow, the time is long,
The problem of complex circuit and poor reliability.
Utility model content
A purpose of the present utility model is that solve above-mentioned electrokinetic cell bag crash protection to have that reflection speed is slow, the time
A kind of the problem of long, complex circuit and poor reliability, there is provided new electrokinetic cell bag collision protection system.
Especially, the utility model provides a kind of electrokinetic cell bag collision protection system, including：
Sensor assembly, monitor the motion state of vehicle and send collision alarm, there is normal condition and SM set mode；
High-voltage relay, there is closure state and off-state；With
Battery management system, it is connected with the high-voltage relay and the sensor assembly, according to the sensor die
The state of block controls the high-voltage relay to realize closure state or the off-state.
Further, the sensor assembly includes gravity sensor, 3-axis acceleration sensor, driving radar and three axles
Gyroscope.
Further, in addition to entire car controller, the signal fed back according to the battery management system is made to vehicle to be sentenced
It is disconnected.
Further, in addition to alarm unit, the alarm unit are alarmed by sound or image.
Further, the alarm unit is LED indicating members, is connected with the battery management system, the cell tube
Cut system controls the LED indicating members hair while controlling the high-voltage relay to realize closure state or the off-state
Light.
Using a kind of electrokinetic cell bag collision protection system described in the utility model, the processor passed through due to its circuit
Few therefore simple in construction, the reaction time is exceedingly fast, and reliability is high, can individually judge the effective peace for improving new energy car
Quan Xing.
According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art
Add clear of the present utility model above-mentioned and other purposes, advantages and features.
Brief description of the drawings
It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real
Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that
What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic diagram according to the electrokinetic cell bag collision protection system of the utility model one embodiment；
Fig. 2 is the indicative flowchart according to the electrokinetic cell bag collision protection system of the utility model one embodiment；
Fig. 3 is the schematic structure according to the electrokinetic cell bag collision protection system of the utility model another embodiment
Figure.
Embodiment
Fig. 1 is the schematic diagram according to the electrokinetic cell bag collision protection system of the utility model one embodiment.
Electrokinetic cell bag collision protection system may include sensor assembly 1, high-voltage relay 3 and battery management system 2 in general manner.Pass
Sensor module 1 is used to monitor the motion state of vehicle and sends collision alarm, has normal condition and SM set mode, wherein, pass
The normal condition of sensor module 1 refers to measured information and not up to condition, it is impossible to makes sensor according to certain rules measurement
Information be for conversion into electric signal or other required forms information output state.High-voltage relay 3 have closure state and
Off-state.When high-voltage relay 3 closes, electrokinetic cell bag is powered to vehicle, there is provided power；When high-voltage relay 3 disconnects, move
Power battery bag stops powering to vehicle.Battery management system 2 is connected with high-voltage relay 3 and sensor assembly 1, according to sensing
The state of device module 1 controls the high-voltage relay 3 to realize closure state or the off-state.
The sensor assembly 1 can include gravity sensing sensor 11,3-axis acceleration sensor 12, driving radar 13
With three-axis gyroscope 14.Aforementioned four device is respectively provided with normal condition and SM set mode.
The SM set mode of sensor assembly 1 is in and put for any three in aforementioned four device and its apparatus above simultaneously
Position state.When sensor assembly 1 is in SM set mode, battery management system 2 then judges to collide and disconnect high-voltage relay
Device 3.
Gravity sensing sensor 11 has is made cantilevered shifter using elastic sensing element, with using the sensitive member of elasticity
Energy-stored spring made of part drives electric contact, completes the conversion from Gravity changer to electric signal.Gravity sensing sensor 11
Using vehicle body manipulation, security system and navigation is concentrated mainly on, typical application such as safe automobile air bag (Airbag), ABS prevents
Locking brake system, ESP (ESP), electronically-controlled suspension system etc..When Gravity changer exceeds preset value, the gravity
Inductive pick-up 11 can be considered at SM set mode.
3-axis acceleration sensor 12 is that the general principle based on acceleration goes to realize work, have in terms of monitoring is collided compared with
More applications.3-axis acceleration sensor 12 is in the case where not knowing the occasion of movement direction of object in advance, is only added using three axles
Velocity sensor detects acceleration signal.3-axis acceleration sensor has small volume and feature in light weight, can measure sky
Between acceleration, the kinetic property of object can be accurately reflected comprehensively.When the change of steric acceleration is more than preset value, described three
Axle acceleration sensor 12 is considered at SM set mode.
Driving radar 13 is the safety aid of vehicle, by ultrasonic sensor (being commonly called as popping one's head in), controller and display
The part such as device (or buzzer) forms.Can with sound or more intuitively the situation of driver's peripheral obstacle is informed in display,
Relieve and caused puzzlement is all around visited when driver parks, moves backward and started vehicle, and help driver to clear away
The defects of blind area and blurred vision, improve the security of driving.When the feedback signal for radar 13 of driving a vehicle is more than preset value,
It is considered at SM set mode.
The maximum effect of three-axis gyroscope 14 is exactly to measure angular speed, to differentiate the motion state of object.When angular speed
When change exceedes preset value, the three-axis gyroscope 14 is considered at SM set mode.
When three in aforementioned four sensor and its above are in SM set mode, battery management system 2 judges vehicle
In collision status, high-voltage relay 3 is disconnected, electrokinetic cell bag is stopped power supply, and reduces potential safety hazard.
Using a kind of electrokinetic cell bag collision protection system of the present utility model, because the processor that its circuit passes through is few,
Therefore simple in construction, the reaction time is exceedingly fast, and reliability is high, can individually judge the effective safety for improving new energy car
Property.
Fig. 3 is the schematic structure according to the electrokinetic cell bag collision protection system of the utility model another embodiment
Figure.As shown in figure 3, electrokinetic cell bag collision protection system also includes alarm unit 5.The alarm unit 5 passes through sound or figure
As being alarmed.The alarm unit 5 can be LED indicating members.LED indicating members are connected with battery management system, battery
Management system controls the LED indicating members to send out while controlling the high-voltage relay 3 to realize closure state or off-state
Light.For example, when high-voltage relay 3 is in closure state, LED indicating members display green；Disconnected when high-voltage relay 3 is in
During state, the display of LED indicating members is red.
In another embodiment of the present invention, the electrokinetic cell bag collision protection system also includes entire car controller 4,
Vehicle is judged according to the signal that the battery management system 2 feeds back.
Fig. 2 is the indicative flowchart according to the electrokinetic cell bag collision protection system of the utility model one embodiment.
As shown in Fig. 2 after vehicle launch, high-voltage relay 3 is closed, and electrokinetic cell bag is powered to vehicle, there is provided power, battery management system
System 2 brings into operation, and monitors gravity sensing sensor 11,3-axis acceleration sensor 12, driving radar 13 and three axis accelerometer in real time
The state of instrument 14, when three in aforementioned four sensor and its sensor of the above are in SM set mode, battery management system
System 2 then judges that vehicle collides, and disconnects high-voltage relay 3, and send alarm to entire car controller 4.Entire car controller 4 is connecing
After receiving signal, vehicle is judged.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (5)
- A kind of 1. electrokinetic cell bag collision protection system, it is characterised in that including：Sensor assembly, monitor the motion state of vehicle and send collision alarm, there is normal condition and SM set mode；High-voltage relay, there is closure state and off-state, control the input and output of high-tension electricity；WithBattery management system, it is connected with the high-voltage relay and the sensor assembly, according to the sensor assembly State controls the high-voltage relay to realize the closure state or the off-state, wherein, at the sensor assembly When SM set mode, the battery management system then judges to collide and disconnect the high-voltage relay.
- 2. electrokinetic cell bag collision protection system according to claim 1, it is characterised in that the sensor assembly includes Gravity sensor, 3-axis acceleration sensor, driving radar and three-axis gyroscope.
- 3. electrokinetic cell bag collision protection system according to claim 1 or 2, it is characterised in that also including full-vehicle control Device, vehicle is judged according to the signal that the battery management system feeds back.
- 4. electrokinetic cell bag collision protection system according to claim 3, it is characterised in that also including alarm unit, institute Alarm unit is stated to be alarmed by sound or image.
- 5. electrokinetic cell bag collision protection system according to claim 4, it is characterised in that the alarm unit is LED Indicating member, it is connected with the battery management system, the battery management system controls to be closed described in the high-voltage relay realization The LED indicating members are controlled to light while conjunction state or the off-state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685420.7U CN207028887U (en) | 2017-06-13 | 2017-06-13 | A kind of electrokinetic cell bag collision protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720685420.7U CN207028887U (en) | 2017-06-13 | 2017-06-13 | A kind of electrokinetic cell bag collision protection system |
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| Publication Number | Publication Date |
|---|---|
| CN207028887U true CN207028887U (en) | 2018-02-23 |
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| CN201720685420.7U Active CN207028887U (en) | 2017-06-13 | 2017-06-13 | A kind of electrokinetic cell bag collision protection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649174A (en) * | 2018-12-05 | 2019-04-19 | 江苏敏安电动汽车有限公司 | Initiative Defence System under electric car emergency braking |
| CN110182154A (en) * | 2019-05-13 | 2019-08-30 | 奇瑞新能源汽车技术有限公司 | A kind of vehicle-mounted mobile monitoring device and its mend method for electrically |
-
2017
- 2017-06-13 CN CN201720685420.7U patent/CN207028887U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649174A (en) * | 2018-12-05 | 2019-04-19 | 江苏敏安电动汽车有限公司 | Initiative Defence System under electric car emergency braking |
| CN110182154A (en) * | 2019-05-13 | 2019-08-30 | 奇瑞新能源汽车技术有限公司 | A kind of vehicle-mounted mobile monitoring device and its mend method for electrically |
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