CN207059786U - The break prompt device and electric car that electric car is tilted or toppled over - Google Patents
The break prompt device and electric car that electric car is tilted or toppled over Download PDFInfo
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- CN207059786U CN207059786U CN201720954303.6U CN201720954303U CN207059786U CN 207059786 U CN207059786 U CN 207059786U CN 201720954303 U CN201720954303 U CN 201720954303U CN 207059786 U CN207059786 U CN 207059786U
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- power
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- electric car
- inclination angle
- angle sensor
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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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Abstract
The utility model provides the break prompt device and electric car that a kind of electric car is tilted or toppled over.Break prompt device includes direct current regulation circuit module, car body obliqueness measurement module, voice cue module and power-off control module;Direct current regulation circuit module is connected with car body obliqueness measurement module and power-off control module;Power-off control module is connected with the controller of car body obliqueness measurement module, voice cue module and electric car;Car body obliqueness measurement module is made up of installation direction opposite single-shaft inclination angle sensor U2 and U3, U2 and U3 voltage output end connects two signal input parts of power-off control module respectively, simulation brake signal is produced when U2 or U3 output voltages are more than or equal to the deliberate action voltage of power-off control module, voice cue module is opened, and the simulation brake signal is transmitted to the controller of electric car, by controller control electric vehicle motor power-off.The utility model stability is high, erroneous judgement is low with fault rate, circuit is simple.
Description
Technical field
It the utility model is related to the break prompt device that a kind of electric car is tilted or toppled over, it is electronic described in the utility model
Car refers to electric bicycle and battery-operated motor cycle.
Background technology
In recent years, widely using with electric car, electric car contingency are taken place frequently, and very big shadow is brought to traffic control
Ring.Safe to use in order to ensure electric car, country fills to the braking ability of electric car, frame-front fork sub-assembly intensity, safety
Put, the security performance of electric component etc. is all strict with;Perform according to the standard of country, ridden on bicycle lane
Row electric car may insure safe.But because excessively sliding etc. the reason in weather or road surface often can cause electric car surprisingly to tilt
Or topple over, the people that now rides tends not to unclamp the acceleration handle of control electric car in time, or even can also subconscious hand-to-hand grip
, make electric car remained in that when toppling over driving even acceleration mode, can so cause bicyclist to the out of control of electric car, pole
Easily cause secondary injury.In addition, after electric car slips, power supply does not disconnect, when bicyclist or other people helped by electric car
During rising, often meeting maloperation turns speed-raising handle so that electric car is out of control and causes second accident.
In order to prevent the generation of above-mentioned secondary injury and/or second accident, existing electric car is toppled over using mechanical more
The control mode of cut-off switch, but stability is relatively low, is easily influenceed by the acceleration on gravity direction and horizontal direct of travel,
Angle measurement accuracy is low to cause erroneous judgement and fault rate higher.
Application No. 201410585505.9, one is disclosed in the A of Publication No. CN 104276049 Chinese invention patent
Speed regulator automatic dead circuit device when kind electric car tendency is tilted or toppled over, its principle are:At the angle of inclination of electric car
During more than predetermined angular, tilt detection circuit can export voltage signal corresponding to angle of inclination to voltage comparator circuit, Jin Eryu
Predeterminated voltage is compared computing, and operation result input cut-offing alarming circuit is controlled it, makes speed regulator and controller
Connection disconnect, stop the driving to electric car.The shortcomings that technology, is circuit arrangement complex designing, later stage maintenance difficulty
Greatly, and the circuit arrangement is not provided with plant failure emergency system, and this influences electric car when the covering device can be caused to break down
Normal operation.In addition, the circuit arrangement can not allow bicyclist to be propped up after car falls down to the ground, and when body sway angle is big
When 45 degree, electric car accelerates handle with controller still in off-state, and this can cause bicyclist during car is propped up
Acceleration handle is rotated because of maloperation, causes electric car to start and something unexpected happened, bicyclist and surrounding pedestrian can not be ensured
Life and property safety.
Utility model content
For above-mentioned security hidden trouble existing for electric car and existing inclination or the deficiency for toppling over breaker device, this reality
A kind of electric car inclination or the break prompt device toppled over and the electric car using the break prompt device are provided with new, surely
Qualitative height, erroneous judgement is low with fault rate, circuit arrangement design is simple.
Technical solution of the present utility model is:
The break prompt device that electric car is tilted or toppled over, including direct current regulation circuit module, car body obliqueness measurement module
And voice cue module;It is characterized in that:Also include power-off control module;Direct current regulation circuit module is surveyed with car body obliqueness
Amount module is connected with power-off control module, and constant voltage dc source is provided for it;Power-off control module and car body obliqueness measurement mould
Block, voice cue module are connected with the controller of electric car;
Car body obliqueness measurement module is formed using installation direction opposite single-shaft inclination angle sensor U2 and U3;Single shaft inclination angle passes
It is grounded after the earth terminal parallel connection of sensor U2 earth terminal and U3, single-shaft inclination angle sensor U2 power end and U3 power end are in parallel
The voltage output end of direct current regulation circuit module is followed by, single-shaft inclination angle sensor U2 and U3 voltage output end connect power-off control respectively
Two signal input parts of molding block;
Power-off control module is by single-shaft inclination angle sensor U2 and U3 output voltage and the default action of power-off control module
Voltage is compared, and simulation is produced when single-shaft inclination angle sensor U2 or U3 output voltage are more than or equal to the operation voltage and is stopped
Car signal, power-off control module opens voice cue module, and caused simulation brake signal is transferred into the electric car
Controller, the motor for controlling electric car by controller power off.
Based on above-mentioned basic technical scheme, the utility model also makes following optimization and restriction:
Above-mentioned break prompt device also includes the plant failure emergency button module being connected with power-off control module.
Above-mentioned power-off control module uses way delay relay U4, and default operation voltage is 3V~12V, default to prolong
Long power-off time is 0~999 minute;Way delay relay U4 normally opened end keeps closing in default extension power-off time
Close.
Above-mentioned way delay relay U4 model YYC-7.
Above-mentioned single-shaft inclination angle sensor U2 and U3 model sca60c;- 90 ° of single-shaft inclination angle sensor U2 flip horizontals~
+ 90 ° of voltage output range is 0.5V~4.5V, and voltage output when horizontal positioned is 2.5V;Single-shaft inclination angle sensor U3 water
The voltage output range of flat -90 °~+90 ° of upset is 4.5V~0.5V, and voltage output when horizontal positioned is 2.5V;Single shaft inclines
Angle transducer U2 and U3 setting angle are respectively -45 °~-15 ° in respective horizontal direction;Single-shaft inclination angle sensor U2 and U3
Pin 4 be ground pin, pin 8 is power pin, and pin 7 is voltage output pin;Single-shaft inclination angle sensor U2
It is connected respectively with respective pin 8 with U3 pin 4, is grounded after single-shaft inclination angle sensor U2 and the U3 parallel connection of pin 4, single shaft inclines
Angle transducer U2 and the U3 parallel connection of pin 8 are followed by the voltage output end of direct current regulation circuit module, single-shaft inclination angle sensor U2 and
U3 pin 7 connects two signal input parts of power-off control module respectively.
Above-mentioned voice cue module is loudspeaker, and the loudspeaker are connected with the brake lamp of electric car, carries out acousto-optic hint.
Above-mentioned direct current regulation circuit module is voltage stabilizing chip U1, and+12V the supply voltages of electric vehicle horn are transformed into+5V
Car body obliqueness measurement module and power-off control module are respectively supplied to after supply voltage.
The utility model provides a kind of electric car simultaneously, and it is characterized in that:Tilt or incline including above-mentioned electric car
Break prompt device;The break prompt device is connected in parallel in electric bicycle brake handle bar circuit, the direct current in break prompt device
Voltage stabilizing circuit module is connected with+12V the power supplys of electric vehicle horn, the power-off control module and electric car in break prompt device
Controller is connected.
The beneficial effects of the utility model:
1st, the utility model measures terrestrial gravitation by two opposite single-shaft inclination angle sensors of installation direction and surveyed respectively
The component on direction is measured, then is converted into angle of inclination, measurement result is not by adding on gravity direction and horizontal direct of travel
Speed influences, therefore judges by accident low with fault rate.
2nd, power-off control module of the present utility model uses way delay relay U4, has delayed-breaking-off function,
The simulation brake signal of a duration can be produced, power-off duration can be set according to the actual requirements, with bicyclist
Secondary injury/accident will not be caused when propping up electric car in growing when power is off, further increases the security of electric car.
3rd, the normal use and driving safety of electric car are influenceed when break prompt device breaks down, and facilitated electronic
During vehicle overhauling, the utility model can make the motor of electric car release off-position by failure emergency button.
4th, by adjusting the setting angle of single-shaft inclination angle sensor to adjust electric vehicle circuit breaking angle can occur for the utility model
Degree, can meet the needs of different users.
5th, break prompt device of the present utility model may be mounted at electric bicycle, can also be integrated in electric car control
In device processed, simple installation, cost is low, practical.
6th, the utility model circuit is simple, and later stage maintenance is easy.
Brief description of the drawings
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is the circuit diagram of a specific embodiment of the present utility model.
Embodiment
Referring to Fig. 1, electric car inclination provided by the utility model or the break prompt device toppled over, including DC voltage-stabilizing
Circuit module, car body obliqueness measurement module, power-off control module and voice cue module;Direct current regulation circuit module is inclined with vehicle body
Angular measurement module is connected with power-off control module, power-off control module and car body obliqueness measurement module, voice cue module and
The controller 17 of electric car is connected.
Direct current regulation circuit module is connected with car body obliqueness measurement module and power-off control module, for by electric car loudspeaker
+ 12V supply voltages are respectively supplied to car body obliqueness measurement module and power-off control module after being transformed to+5V supply voltages.
Car body obliqueness measurement module is opposite (if voltage when voltage reduction is tilted to the right when U2 is tilted to the left using installation direction
Increase, then voltage increase voltage reduction when being tilted to the right when U3 is tilted to the left) single-shaft inclination angle sensor U2 and U3 form, so
Setting can ensure electric car to side topple over when, the output voltage of only one sensor is to reduce, and avoids wrong power-off.
It is grounded after the earth terminal parallel connection of single-shaft inclination angle sensor U2 earth terminal and U3, single-shaft inclination angle sensor U2 power supply
End and U3 power end parallel connection are followed by the voltage output end of direct current regulation circuit module, single-shaft inclination angle sensor U2 and U3 voltage
Output end connects two signal input parts of power-off control module respectively;
Power-off control module is by single-shaft inclination angle sensor U2 and U3 output voltage and the default action of power-off control module
Voltage is compared, when single-shaft inclination angle sensor U2 or U3 output voltage are more than or equal to the operation voltage, power-off control
Module sends a signal to voice cue module and the controller, carries out audio alert and controlled motor power-off.
Failure occurs in view of break prompt device and influences the normal use and driving safety of electric car, and conveniently
Electronic vehicle overhauling, the utility model also include the plant failure emergency button module being connected with power-off control module, utilize device
Failure emergency button module can make the motor of electric car release off-position.
Embodiment:
Referring to Fig. 2, direct current regulation circuit module uses voltage stabilizing chip U1, and concrete model is step-down switching type integrated voltage-stabilized core
Piece LM2596.
Power-off control module meets voltage stabilizing chip U1 using way delay relay U4, concrete model YYC-7, power end 10
Voltage output end, earth terminal 9 is grounded.Way delay relay U4 deliberate action voltage is 3V~12V, presets and extends power-off
Time is 0~999 minute, can be adjusted according to the actual requirements, and way delay relay U4 normally opened end is broken in default extend
Remained closed in the electric time.
The single-shaft inclination angle sensor U2 and U3 of car body obliqueness measurement module concrete model are sca60c;Single shaft inclination angle senses
The voltage output range of -90 °~+90 ° of device U2 flip horizontals is 0.25V~4.5V, and voltage output when horizontal positioned is 2.5V;
The voltage output range of -90 °~+90 ° of single-shaft inclination angle sensor U3 flip horizontals is 4.5V~0.5V, voltage when horizontal positioned
Export as 2.5V;
When way delay relay U4 deliberate action voltage is equal to 3V, corresponding single-shaft inclination angle sensor U2's and U3
Installation foot is respectively -45 °~-15 ° in respective horizontal direction, is preferably -35 °;So installation be in order to ensure it is following some:
1. can make electric car when toppling over, angle occurs for "Left"-deviationist power-off and Right deviation power-off generation angle is equal;2. according to this
The output voltage values of its corresponding measurement angle of the single-shaft inclination angle sensor of model, when its established angle is at -35 °, in electrical salf-walking
When car angle of inclination reaches 50 ° (i.e. now the measurement angle of sensor reaches+15 °), the electricity of the measurement angle of sensor output
Pressure value can just reach 3V, can act way delay relay U4, so as to play power-off prompting function.From here can also
Find out, angle is occurred according to the power-off of user's request, it may be determined that the model of sensor, the size and two of deliberate action voltage
The installation foot of individual sensor.
Single-shaft inclination angle sensor U2 and U3 pin 4 are ground pin, and pin 8 is power pin, and pin 7 is electricity
Press output pin;Single-shaft inclination angle sensor U2 and U3 pin 4 are connected with respective pin 8 respectively, single-shaft inclination angle sensor U2
It is grounded with after the U3 parallel connection of pin 4, single-shaft inclination angle sensor U2 and the U3 parallel connection of pin 8 are followed by the electricity of direct current regulation circuit module
Output end is pressed, single-shaft inclination angle sensor U2 and U3 pin 7 connect way delay relay U4 two signal input parts 22 respectively
With 23.Single-shaft inclination angle sensor U2 and U3 are respectively that way delay relay U4 provides trigger signal voltage, two single shaft inclination angles
Sensor and way delay relay U4 cooperation can ensure electric car to the left/right bank or when toppling over, can play disconnected
Electric reminding effect.
Voice cue module uses loudspeaker 21, and loudspeaker 21 are connected with the brake lamp 20 of electric car, carries out acousto-optic hint.
Plant failure emergency button module is switch 19, switchs 19 termination way delay relay U4 common port 12
With 15,19 other end ground connection is switched.It can make to way delay relay U4 inputs when single-shaft inclination angle sensor U2 or U3 are unexpected
Its act voltage signal, or because way delay relay U4 is in attracting state can not disconnect this kind of failure when, pass through
Closure switch 19 can make the motor of electric car release off-position, and so as to not interfere with the normally travel of electric car, while this is opened
Close some situations when can be additionally used in electronic vehicle overhauling.
Operation principle:
Break prompt device is connected in parallel in electric bicycle brake handle bar circuit, the direct current regulation circuit module in break prompt device
It is connected with+12V the power supplys of electric vehicle horn, the phase of controller 17 of the power-off control module in break prompt device and electric car
Even.When (car body obliqueness is big more than or equal to predeterminated voltage 3V for the output voltage of any one in single-shaft inclination angle sensor U2 and U3
In 50 °)~12V when, way delay relay U4 normally opened end 11 and 14 remains closed generation in default extend in power-off time
Simulation brake signal (low level signal) is simultaneously transferred to the controller 17 of electric car, due to the brake letter of the controller 17 of electric car
The negative line of number line 18 and full car is connected, and controller 17 receives the motor power-off that electric car is controlled after the simulation brake signal;
At the same time, loudspeaker are connected with brake lamp, commence play out voice message and brake lamp lights, and acousto-optic hint is carried out to bicyclist.
The total duration of action should be less than or equal to the default durations for extending power-off time of way delay relay U4 above.
Claims (8)
1. electric car tilts or the break prompt device toppled over, including direct current regulation circuit module, car body obliqueness measurement module and
Voice cue module;It is characterized in that:Also include power-off control module;Direct current regulation circuit module and car body obliqueness measurement module
It is connected with power-off control module, constant voltage dc source is provided for it;Power-off control module and car body obliqueness measurement module, voice
Reminding module is connected with the controller of electric car;
Car body obliqueness measurement module is formed using installation direction opposite single-shaft inclination angle sensor U2 and U3;Single-shaft inclination angle sensor
It is grounded after the earth terminal parallel connection of U2 earth terminal and U3, the power end parallel connection of single-shaft inclination angle sensor U2 power end and U3 is followed by
The voltage output end of direct current regulation circuit module, single-shaft inclination angle sensor U2 and U3 voltage output end connect power-off control mould respectively
Two signal input parts of block;
Power-off control module is by single-shaft inclination angle sensor U2 and U3 output voltage and the default operation voltage of power-off control module
It is compared, simulation brake letter is produced when single-shaft inclination angle sensor U2 or U3 output voltage are more than or equal to the operation voltage
Number, power-off control module opens voice cue module, and caused simulation brake signal is transferred to the control of the electric car
Device, the motor for controlling electric car by controller power off.
2. the break prompt device that electric car according to claim 1 is tilted or toppled over, it is characterised in that:Also include with breaking
The connected plant failure emergency button module of electric control module.
3. the break prompt device that electric car according to claim 1 or 2 is tilted or toppled over, it is characterised in that:Power-off control
Molding block uses way delay relay U4, and default operation voltage is 3V~12V, and default extension power-off time is 0~999
Minute;Way delay relay U4 normally opened end remains closed in default extension power-off time.
4. the break prompt device that electric car according to claim 3 is tilted or toppled over, it is characterised in that:Way delay after
Electrical equipment U4 model YYC-7.
5. the break prompt device that electric car according to claim 3 is tilted or toppled over, it is characterised in that:Single shaft inclination angle passes
Sensor U2 and U3 model sca60c;The voltage output range of -90 °~+90 ° of single-shaft inclination angle sensor U2 flip horizontals is
0.5V~4.5V, voltage output when horizontal positioned are 2.5V;The electricity of -90 °~+90 ° of single-shaft inclination angle sensor U3 flip horizontals
Pressure output area is 4.5V~0.5V, and voltage output when horizontal positioned is 2.5V;Single-shaft inclination angle sensor U2 and U3 installation
Angle is respectively -45 °~-15 ° in respective horizontal direction;Single-shaft inclination angle sensor U2 and U3 pin 4 are ground pin,
Pin 8 is power pin, and pin 7 is voltage output pin;Single-shaft inclination angle sensor U2 and U3 pin 4 respectively with each
Pin 8 be connected, be grounded after single-shaft inclination angle sensor U2 and the U3 parallel connection of pin 4, single-shaft inclination angle sensor U2 and U3 pin 8
Parallel connection is followed by the voltage output end of direct current regulation circuit module, and single-shaft inclination angle sensor U2 and U3 pin 7 connect power-off control respectively
Two signal input parts of molding block.
6. the break prompt device that electric car according to claim 5 is tilted or toppled over, it is characterised in that:Voice message mould
Block is loudspeaker, and the loudspeaker are connected with the brake lamp of electric car, carries out acousto-optic hint.
7. the break prompt device that electric car according to claim 1 is tilted or toppled over, it is characterised in that:DC voltage-stabilizing electricity
Road module is voltage stabilizing chip U1, and car is respectively supplied to after+12V the supply voltages of electric vehicle horn are transformed into+5V supply voltages
Body measurement of dip angle module and power-off control module.
8. electric car, it is characterised in that:The break prompt dress for tilting or toppling over including any described electric cars of claim 1-7
Put;The break prompt device is connected in parallel in electric bicycle brake handle bar circuit, the direct current regulation circuit module in break prompt device with
+ 12V the power supplys of electric vehicle horn are connected, and the power-off control module in break prompt device is connected with the controller of electric car.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720954303.6U CN207059786U (en) | 2017-08-01 | 2017-08-01 | The break prompt device and electric car that electric car is tilted or toppled over |
Applications Claiming Priority (1)
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CN201720954303.6U CN207059786U (en) | 2017-08-01 | 2017-08-01 | The break prompt device and electric car that electric car is tilted or toppled over |
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Publication Number | Publication Date |
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CN207059786U true CN207059786U (en) | 2018-03-02 |
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CN201720954303.6U Expired - Fee Related CN207059786U (en) | 2017-08-01 | 2017-08-01 | The break prompt device and electric car that electric car is tilted or toppled over |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109533184A (en) * | 2018-10-19 | 2019-03-29 | 天津新日机电有限公司 | A kind of voice security prompt method of overline bridge up and down of electric bicycle |
CN112061279A (en) * | 2018-12-29 | 2020-12-11 | 魏奕帆 | Method for realizing safety control of electric vehicle |
-
2017
- 2017-08-01 CN CN201720954303.6U patent/CN207059786U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109533184A (en) * | 2018-10-19 | 2019-03-29 | 天津新日机电有限公司 | A kind of voice security prompt method of overline bridge up and down of electric bicycle |
CN112061279A (en) * | 2018-12-29 | 2020-12-11 | 魏奕帆 | Method for realizing safety control of electric vehicle |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20180801 |
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CF01 | Termination of patent right due to non-payment of annual fee |