CN209700630U - A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus - Google Patents
A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus Download PDFInfo
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- CN209700630U CN209700630U CN201822157771.8U CN201822157771U CN209700630U CN 209700630 U CN209700630 U CN 209700630U CN 201822157771 U CN201822157771 U CN 201822157771U CN 209700630 U CN209700630 U CN 209700630U
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Abstract
The utility model relates to technical field of vehicle safety, more particularly to a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus, including stacked switch, emergency brake circuit and speed acquisition device, the stacked switch is mounted between the loudspeaker pressing board of automobile and steering wheel, the stacked switch is fixedly connected with steering wheel, the stacked switch includes horn switch and emergency stop switch, the triggering stroke of the horn switch and emergency stop switch is in the loudspeaker pressing board stroke of automobile, the triggering stroke of the triggering stroke ratio emergency stop switch of the horn switch is closer to loudspeaker pressing board, the horn switch is connect with car horn, the connection of the brake apparatus and engine of the emergency brake circuit output end and automobile.The substantial effect of the utility model is: emergency brake arrangement is arranged under car horn, avoids the case where driver obscures brake pedal and gas pedal, improves the safety of automobile.
Description
Technical field
The utility model relates to technical field of vehicle safety, and in particular to a kind of used in new energy vehicles band stacked switch formula is urgent
Brake apparatus.
Background technique
Conventional truck brake is stepped on brake pedal by braking and is realized, under normal circumstances, driver, which wrong will not work as throttle, to stop
Vehicle is stepped on, but driver, in anxiety, when absent minded, there are also especially new hand drivers, cannot identify that well braking is stepped on
Plate, or erroneous judgement brake pedal and gas pedal are very easy to lead to tragedy when driver is accidentally throttle as brake.Working as
In the traffic accident of preceding generation, phenomenon of taking throttle as brake is stepped on caused traffic accident and accounts for 5 percent or so, and this kind of traffic by mistake
It will lead to casualties and property loss in accident mostly.
Chinese patent CN104972906B, publication date on December 22nd, 2017, a kind of accelerator stepping misoperation preventing device, including bottom
Seat, the rocking bar for being removably secured on pedestal and linking with gas pedal, are arranged in the pawl on rocking bar, with the pawl
The ratchet being correspondingly arranged connect with the ratchet driving and can be rotatably set in cam and tail on the pedestal
Hold the two-way cylinder connecting with the pedestal Hinged piston rod end with the cam, the piston of the two-way cylinder
On be provided with throttle orifice or be provided with outside cylinder body connection piston before and after space oil-way pipe.The configuration of the present invention is simple is set
It counts exquisite, easy to carry, is easily installed and dismantles, can effectively avoid in emergency circumstances throttle and accidentally step on and cause traffic accident.It should
Invention is living to use small damping principle, while having mechanically operated stability and reliability concurrently, with relatively small cost, realizes
Automotive throttle is anti-to step on wrong function.But its scheme is provided with the devices such as oil pipe, piston, and frequent operation is in usual use
Device, component is prone to wear failure in frequent use, causes not playing effect at crucial moment, safety is also not
Enough height.
Utility model content
Technical problem to be solved by the utility model is: the safety of current accelerator stepping misoperation preventing device is not high, driver
The technical issues of automobile is without effective measure to stop when mis-accelerator pressing.Propose a kind of offer only in case of emergency worked most
The used in new energy vehicles band stacked switch formula emergency braking apparatus of safeguard measure afterwards.
In order to solve the above technical problems, technical solution adopted in the utility model are as follows: including stacked switch, emergency braking
Circuit and speed acquisition device, the stacked switch are mounted between the loudspeaker pressing board of automobile and steering wheel, the stacked switch
It is fixedly connected with steering wheel, the stacked switch includes horn switch and emergency stop switch, the horn switch and promptly system
The triggering stroke of dynamic switch is in the loudspeaker pressing board stroke of automobile, the triggering stroke ratio emergency stop switch of the horn switch
Triggering stroke closer to loudspeaker pressing board, the horn switch is connect with car horn, the emergency stop switch and speed
Acquisition device is connect with emergency brake circuit input terminal, the brake apparatus of the emergency brake circuit output end and automobile and
Engine connection.It presses loudspeaker pressing board and triggers horn blast first, automobile brake can then be triggered by continuing to press loudspeaker pressing board, will not
There is the case where brake is obscured with throttle, bring security risk when avoiding throttle as brake.Recommend emergency brake circuit
It is connect with the controller of automobile, so as to be connect indirectly with the brake apparatus of automobile and engine.
Preferably, the stacked switch further includes conquassation bar and brake switch seat, car horn pressing board and stacked switch
Corresponding position is by press section, and the conquassation bar first end is fixedly mounted on the steering wheel, and the horn switch is fixedly mounted
In conquassation bar second end, the brake switch seat is fixedly mounted on the steering wheel, and the emergency stop switch is fixedly mounted on system
On dynamic switch base, near the loudspeaker pressing board, the crush stroke of the conquassation bar is located at the triggering stroke of the horn switch
Between triggering stroke and the triggering stroke of the emergency stop switch of the horn switch, the conquassation bar is being more than by pressure
Support function is lost when threshold value.
Preferably, the brake apparatus is the brake apparatus being hydraulically operated.
Preferably, further include that steering wheel is held with a firm grip force detector and trigger circuit, the steering wheel is held with a firm grip force detector peace
On the steering wheel, the steering wheel force detector detection driver that holds with a firm grip holds the power of steering wheel, steering wheel grip force detection to dress
Device is connect with trigger circuit input terminal, and the trigger circuit output end is connect with emergency brake circuit input terminal.
Preferably, the steering wheel is held with a firm grip, force detector includes rubber tube, net item and pressure sensor, the rubber tube
Hollow formation inflatable chamber, gassy in the inflatable chamber, the net item are coated on institute's rubber pipe outer wall, and the net item does not have substantially
Flexible, processing is fluted on the outside of the steering wheel knop, the rubber sleeve on the outside of the steering wheel knop,
The pressure sensor is mounted in the inflatable chamber, the pressure of the pressure sensor detection inflation intracavity gas, the pressure
Force snesor is connect with trigger circuit.When the power that driver holds steering wheel is more than certain limit, the gas in inflatable chamber is produced
Raw pressure is sufficiently large, and pressure sensor is contacted with the gas in inflatable chamber, and gas can transmit pressure, makes pressure sensor
Output variation makes trigger circuit make a response enough.
A kind of control method of the used in new energy vehicles with stacked switch formula emergency braking apparatus is suitable for a kind of new as the aforementioned
The automobile-used band stacked switch formula emergency braking apparatus of the energy, comprising the following steps: A) when emergency stop switch is triggered, it is urgent to make
Dynamic circuit compares the speed that speed acquisition device is got;B it) prompts accidentally to grasp if automobile speed is no more than setting upper limit speed
Make, conversely, entering step C;C) brake apparatus that emergency brake circuit sends a signal to automobile makes automobile brake, emergency braking electricity
Road is issued to the engine of automobile counter drags signal to make engine is counter to drag.
The substantial effect of the utility model is: emergency brake arrangement is arranged under car horn, avoiding driver will
The case where brake pedal and gas pedal are obscured, improves the safety of automobile.
Detailed description of the invention
Fig. 1 is embodiment one with stacked switch formula emergency braking apparatus structural schematic diagram.
Fig. 2 is vehicle steering wheel schematic diagram.
Fig. 3 is one stacked switch schematic view of the mounting position of embodiment.
Fig. 4 is one stacked switch structure chart of embodiment.
Fig. 5 is two automobile steering wheel arrangement schematic diagram of embodiment.
Fig. 6 is two inflatable chamber structural schematic diagram of embodiment.
Fig. 7 is two trigger circuit schematic diagram of embodiment.
Fig. 8 is one emergency brake circuit schematic diagram of embodiment.
Wherein: 1, loudspeaker pressing board, 2, steering wheel, 3, stacked switch, 4, horn switch, 5, conquassation bar, 6, emergency braking opens
It closes, 7, brake switch seat, 8, net item, 9, rubber tube, 10, inflatable chamber, 100, car horn, 200, emergency brake circuit, 300,
Speed acquisition device, 400, the brake apparatus of automobile.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, specific embodiment of the present utility model is made further specific
Explanation.
Embodiment one:
A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus, as shown in Figure 1, being embodiment one with stacked switch
Formula emergency braking apparatus structural schematic diagram, as shown in Fig. 2, being vehicle steering wheel schematic diagram, as shown in figure 3, being one group of embodiment
Combination switch schematic view of the mounting position, the present embodiment include stacked switch 3, emergency brake circuit 200 and speed acquisition device 300,
Stacked switch 3 is mounted between the loudspeaker pressing board 1 of automobile and steering wheel 2, and stacked switch 3 is fixedly connected with steering wheel 2, and group is run jointly
Closing 3 includes horn switch 4 and emergency stop switch 6, and the triggering stroke of horn switch 4 and emergency stop switch 6 is in automobile
In 1 stroke of loudspeaker pressing board, the triggering stroke of the triggering stroke ratio emergency stop switch 6 of horn switch 4 closer to loudspeaker pressing board 1,
Horn switch 4 is connect with car horn 100, and emergency stop switch 6 is connect with emergency brake circuit 200, emergency brake circuit 200
It is connect with the brake apparatus 400 of automobile, speed acquisition device 300 is connect with emergency brake circuit 200.It is first to press loudspeaker pressing board 1
Horn blast is first triggered, automobile brake can then be triggered by continuing to press loudspeaker pressing board 1, be not in brake and the feelings that throttle is obscured
Condition, bring security risk when avoiding throttle as brake.
As shown in figure 4, being one stacked switch structure chart of embodiment, stacked switch 3 further includes conquassation bar 5 and brake switch seat
7,100 pressing board 1 of car horn position corresponding with stacked switch 3 is crushed 5 first end of bar and is fixedly mounted on direction by press section
On disk 2, horn switch 4 is fixedly mounted on conquassation 5 second end of bar, and brake switch seat 7 is fixedly mounted on steering wheel 2, urgent to make
Dynamic switch 6 is fixedly mounted on brake switch seat 7, and the triggering stroke of horn switch 4 is crushed the pressure of bar 5 near loudspeaker pressing board 1
Stroke of bursting is located between triggering stroke and the triggering stroke of emergency stop switch 6 of horn switch 4, and conquassation bar 5 is super by pressure
Support function is lost when crossing threshold value.Conquassation bar 5 is recommended to use plastic material and is molded into tubulose, maximum load and threshold value phase
Match.
Brake apparatus is the brake apparatus being hydraulically operated.
A kind of control method of the used in new energy vehicles with stacked switch formula emergency braking apparatus, the new energy suitable for the present embodiment
The automobile-used band stacked switch formula emergency braking apparatus in source, comprising the following steps: A) emergency brake circuit 200 is in standby mode, when
When emergency stop switch 6 is triggered, emergency brake circuit 200 compares the speed that speed acquisition device 300 is got;B) if automobile
Speed is no more than setting upper limit speed and then prompts maloperation, and emergency brake circuit 200 reenters standby mode, conversely, into
Step C;C) brake apparatus 400 that emergency brake circuit 200 sends a signal to automobile makes automobile brake, emergency brake circuit 200
Issuing to the engine of automobile counter drags signal to make engine is counter to drag.
Embodiment two:
Embodiment adds new emergency braking trigger devices, as shown in figure 5, being two automobile steering wheel arrangement of embodiment
Schematic diagram, as shown in fig. 6, being two inflatable chamber structural schematic diagram of embodiment, as shown in fig. 7, being two trigger circuit principle of embodiment
Figure, steering wheel force detector of holding with a firm grip is mounted on steering wheel 2 in the present embodiment, and steering wheel is held with a firm grip force detector detection driver's hand
Hold the power of steering wheel 2, steering wheel force detector of holding with a firm grip is connect with trigger circuit input terminal, trigger circuit and emergency brake circuit
200 connections, trigger circuit are issued to emergency brake circuit 200 when steering wheel holds force detector output voltage with a firm grip more than threshold value and are made
Dynamic signal.Trigger circuit includes resistance R1, metal-oxide-semiconductor M1 and three-terminal voltage regulator U1, the pressure sensor input termination
DC power supply Vcc, pressure sensor output end are connect with resistance R1 first end and metal-oxide-semiconductor M1 grid, metal-oxide-semiconductor M1 drain electrode with it is straight
Power Vcc connection is flowed, metal-oxide-semiconductor M1 source electrode is connect with the adjustable voltage-stabiliser tube U1 input terminal in three ends, and resistance R1 second end and three ends can
Voltage-stabiliser tube U1 ground terminal is adjusted to be grounded, three ends are adjustable, and voltage-stabiliser tube U1 output end is connect with the end P1, the end P1 and emergency brake circuit 200
Connection.When pressure sensor receives enough pressure, resistance becomes smaller, and is increased by the electric current of resistance R1, resistance R1 first
The voltage at end makes metal-oxide-semiconductor M1 saturation conduction enough, and three ends are adjustable, and voltage-stabiliser tube U1 input terminal is connect with DC power supply Vcc, and three ends can
The output of voltage-stabiliser tube U1 output end and the matched voltage signal of emergency brake circuit 200 are adjusted, emergency braking is triggered.
Steering wheel force detector of holding with a firm grip includes rubber tube 9, net item 8 and pressure sensor, the hollow formation inflatable chamber of rubber tube 9
10, gassy in inflatable chamber 10, net item 8 is coated on 9 outer wall of institute's rubber tube, and for net item 8 substantially without elasticity, steering wheel 2 is round
Processing is fluted on the outside of handle, 9 sets of rubber tube on the outside of 2 knop of steering wheel, pressure sensor is mounted in inflatable chamber 10,
Pressure sensor detects the pressure of gas in inflatable chamber 10, and pressure sensor is connect with trigger circuit.When driver holds steering wheel 2
Power when being more than certain limit, the pressure generated to the gas in inflatable chamber 10 is sufficiently large, in varistor and inflatable chamber 10
Gas contact, gas can transmit pressure, the change in resistance of varistor made so that trigger circuit is made a response enough.Remaining structure
With embodiment one.
As shown in figure 8, be two emergency brake circuit schematic diagram of embodiment, emergency brake circuit include push switch K1,
Metal-oxide-semiconductor M2, three ends are adjustable voltage-stabiliser tube U2, three ends are adjustable voltage-stabiliser tube U3 and integrated operational amplifier A1, push switch K1 and tight
Anxious brake switch 6 couples, and push switch K1 first end and DC power supply Vcc and metal-oxide-semiconductor M2 drain electrode connect, metal-oxide-semiconductor M2 grid
Pole is connect with the end P1, and metal-oxide-semiconductor M2 source electrode and push switch K1 second end are connect with the adjustable voltage-stabiliser tube U2 input terminal in three ends,
Three ends are adjustable, and voltage-stabiliser tube U2 output end is connect with the end P3 and integrated operational amplifier A1 power supply anode, and the end P2 is put with integrated computation
Big device A1 in-phase end connection, integrated operational amplifier A1 power supply cathode ground connection, integrated operational amplifier A1 output end and the end P3 connect
It connects, three ends are adjustable, and voltage-stabiliser tube U3 input terminal is connect with DC power supply Vcc, and three ends are adjustable, and voltage-stabiliser tube U3 output end is put with integrated computation
Big device A1 reverse side connection, the end P3 is connect with brake device for car controller 400 and engine controller.
The working method of emergency brake circuit are as follows: push switch K1 is coupled with emergency stop switch 6, when emergency braking is opened
When pass 6 is pressed, three ends are adjustable, and voltage-stabiliser tube U2 input terminal has voltage input, and three ends are adjustable, and voltage-stabiliser tube U2 output end exports positive electricity
Pressure makes the end P3 have positive potential;The end P1 and steering wheel force detector of holding with a firm grip are connect, when hold with a firm grip the power of steering wheel of driver is more than to set
When determining threshold value, steering wheel hold with a firm grip force detector output voltage open metal-oxide-semiconductor M2 enough, make the adjustable voltage-stabiliser tube U2 input terminal in three ends
There is voltage input, three ends are adjustable, and voltage-stabiliser tube U2 output end exports positive voltage, and the end P3 is made to have positive potential;The end P2 and speed, which obtain, to be filled
300 connections are set, speed is faster, and 300 output end voltage of speed acquisition device is higher, and three ends are adjustable, and voltage-stabiliser tube U3 is adjusted to that output is worked as
Speed is threshold value, is recommended as the output voltage of speed acquisition device 300 when 60km/h, thus when speed is more than 60km/h, collection
Positive voltage will be exported at operational amplifier A1, the end P3 exports positive potential, when the end P3 exports positive potential, brake device for car 400
And engine, brake brake device for car 400, engine is counter to be dragged.
Embodiment described above is a kind of preferable scheme of the utility model, is not made to the utility model any
Formal limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.
Claims (7)
1. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus, which is characterized in that
Including stacked switch, emergency brake circuit and speed acquisition device, the stacked switch is mounted on the loudspeaker pressing board of automobile
Between steering wheel, the stacked switch is fixedly connected with steering wheel, and the stacked switch includes horn switch and emergency braking
The triggering stroke of switch, the horn switch and emergency stop switch in the loudspeaker pressing board stroke of automobile, open by the loudspeaker
The triggering stroke of the triggering stroke ratio emergency stop switch of pass connects closer to loudspeaker pressing board, the horn switch and car horn
It connects, the emergency stop switch and speed acquisition device are connect with emergency brake circuit input terminal, the emergency braking electricity
The connection of the brake apparatus and engine of road output end and automobile.
2. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 1, which is characterized in that
The stacked switch further includes conquassation bar and brake switch seat, car horn pressing board position corresponding with stacked switch by
Press section, the conquassation bar first end are fixedly mounted on the steering wheel, and the horn switch is fixedly mounted on conquassation bar second end,
The brake switch seat is fixedly mounted on the steering wheel, and the emergency stop switch is fixedly mounted on brake switch seat, described
The triggering stroke of horn switch is located at the touching of the horn switch near the loudspeaker pressing board, the crush stroke of the conquassation bar
It issues between journey and the triggering stroke of the emergency stop switch, the conquassation bar loses support function when being more than threshold value by pressure
Energy.
3. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 1 or 2, feature exist
In,
The brake apparatus is the brake apparatus being hydraulically operated.
4. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 1 or 2, feature exist
In,
It further include that steering wheel is held with a firm grip force detector and trigger circuit, steering wheel force detector of holding with a firm grip is mounted on steering wheel,
The steering wheel force detector detection driver that holds with a firm grip holds the power of steering wheel, and steering wheel force detector of holding with a firm grip is defeated with trigger circuit
Enter end connection, the trigger circuit output end is connect with emergency brake circuit input terminal.
5. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 3, which is characterized in that
It further include that steering wheel is held with a firm grip force detector and trigger circuit, steering wheel force detector of holding with a firm grip is mounted on steering wheel,
The steering wheel force detector detection driver that holds with a firm grip holds the power of steering wheel, and steering wheel force detector of holding with a firm grip is defeated with trigger circuit
Enter end connection, the trigger circuit output end is connect with emergency brake circuit input terminal.
6. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 4, which is characterized in that
Steering wheel force detector of holding with a firm grip includes rubber tube, net item and pressure sensor, the hollow formation inflation of rubber tube
Chamber, gassy in the inflatable chamber, the net item are coated on institute's rubber pipe outer wall, and the net item does not have elasticity substantially, described
Processing is fluted on the outside of steering wheel knop, and on the outside of the steering wheel knop, the pressure passes the rubber sleeve
Sensor is mounted in the inflatable chamber, the pressure of pressure sensor detection inflation intracavity gas, the pressure sensor with
Trigger circuit connection.
7. a kind of used in new energy vehicles band stacked switch formula emergency braking apparatus according to claim 5, which is characterized in that
Steering wheel force detector of holding with a firm grip includes rubber tube, net item and pressure sensor, the hollow formation inflation of rubber tube
Chamber, gassy in the inflatable chamber, the net item are coated on institute's rubber pipe outer wall, and the net item does not have elasticity substantially, described
Processing is fluted on the outside of steering wheel knop, and on the outside of the steering wheel knop, the pressure passes the rubber sleeve
Sensor is mounted in the inflatable chamber, the pressure of pressure sensor detection inflation intracavity gas, the pressure sensor with
Trigger circuit connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822157771.8U CN209700630U (en) | 2018-12-21 | 2018-12-21 | A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201822157771.8U CN209700630U (en) | 2018-12-21 | 2018-12-21 | A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus |
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CN209700630U true CN209700630U (en) | 2019-11-29 |
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CN201822157771.8U Active CN209700630U (en) | 2018-12-21 | 2018-12-21 | A kind of used in new energy vehicles band stacked switch formula emergency braking apparatus |
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2018
- 2018-12-21 CN CN201822157771.8U patent/CN209700630U/en active Active
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Address after: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Zero run Technology Co.,Ltd. Address before: 310051 1st and 6th floors, no.451 Internet of things street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG LEAPMOTOR TECHNOLOGY Co.,Ltd. |