CN203713578U - Reverse anti-collision device for motor vehicles - Google Patents
Reverse anti-collision device for motor vehicles Download PDFInfo
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- CN203713578U CN203713578U CN201420039576.4U CN201420039576U CN203713578U CN 203713578 U CN203713578 U CN 203713578U CN 201420039576 U CN201420039576 U CN 201420039576U CN 203713578 U CN203713578 U CN 203713578U
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- relay
- speed
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- motor vehicle
- anticollision device
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- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a reverse anti-collision device for motor vehicles. The device comprises a controller, a distance measuring sensor, an alarm, a first relay, a second relay, a speed control circuit and a power supply. The distance measuring sensor is connected to the controller and is used for measuring the distance information between a motor vehicle and an obstacle, the distance information is transmitted to the alarm to alarm a driver through the controller, the first relay is connected between the controller and the speed control circuit, and the controller controls the speed control circuit to adjust the speed through the first relay. The second relay is connected between the controller and the operating power supply of the motor vehicle and is used for switching on or off the power supply circuit of the motor vehicle. The power supply supplies power for the reverse anti-collision device for the motor vehicles.
Description
Technical field
The utility model relates to a kind of safety device for motor vehicle, relates in particular to a kind of self-propelled vehicle and prevents from bumping against obstacle or people's anticollision apparatus for vehicle backing in when reversing.
Background technology
Self-propelled vehicle, if automobile, battery-driven car etc. are as a kind of vehicle, brings great convenience to people's work, life.But, bringing easily simultaneously, also exist certain problem.In when reversing, driver, owing to not seeing rear obstacle clearly or failing accurately to estimate that the distance between obstacle just moves backward, while by the time finding obstacle, has had little time brake or the avoiding barrier that stops, thereby has easily caused traffic accident.
For addressing this problem, prior art installs Reverse Sensor conventionally additional on self-propelled vehicle.But Reverse Sensor can only detect distance and warning, itself does not have emergency braking function.Therefore, the backing system of some self-propelled vehicle has added emergency braking function, in the time that the distance between self-propelled vehicle and obstacle is less than in minimum safe distance, is braked and is realized emergency braking by control.But because self-propelled vehicle after brake conventionally can be because inertia continues to slide a period of time, after stopping completely, self-propelled vehicle may be touched with obstacle, still has potential safety hazard.
Utility model content
In view of this, necessaryly provide a kind of safety higher backing automobile anticollision device.
A kind of backing automobile anticollision device, comprising: controller, distance measuring sensor, annunciator, the first relay, the second relay, speed of a motor vehicle control circuit and power supply.Described distance measuring sensor is connected with controller, for the range information between measuring machine motor-car and obstacle, described range information is sent to described annunciator by described controller and carrys out alerting drivers, described the first relay is connected between described controller and described speed of a motor vehicle control circuit, and described controller is controlled described speed of a motor vehicle control circuit by this first relay and adjusted the speed of a motor vehicle.Described the second relay is connected between described controller and the working power of described self-propelled vehicle, for cutting off or connect the working power of described self-propelled vehicle.Described power supply is the operation power supply of this backing automobile anticollision device.
Described relay is connected with described controller, and acts on the working power of self-propelled vehicle and speed of a motor vehicle control circuit to realize respectively stopping brake and speed of a motor vehicle control according to range information.
Preferably, described controller adopts 51 micro controller systems.
Preferably, described distance measuring sensor comprises at least one in ultrasonic distance-measuring sensor and infrared pickoff.
Preferably, at least one in described the first relay and the second relay is connected with described controller by described combined aural and visual alarm.
Preferably, described the first relay and the second relay are intermediate relay.
Preferably, described speed of a motor vehicle control circuit comprises the speed of a motor vehicle control electronic circuit of the different back-up speeds of multiple realizations.
Preferably, further comprise a telltale, for showing in real time described range information.
Preferably, described speed of a motor vehicle control circuit is realized by current-limiting resistance.
Compared with prior art, the backing automobile anticollision device that the utility model embodiment provides, by utilizing two relays to be connected with working power and the speed of a motor vehicle control circuit of self-propelled vehicle respectively, thereby the range information that can detect according to described distance measuring sensor is realized the control of the segmentation speed of a motor vehicle to this self-propelled vehicle, make self-propelled vehicle brake before first by Speed Reduction, thereby the potential safety hazard that can avoid emergency brake inertia to cause.
Brief description of the drawings
The functional block diagram of the anticollision device for vehicle that Fig. 1 provides for the utility model embodiment.
Main element nomenclature
Backing automobile anticollision device | 10 |
Controller | 1 |
Distance measuring sensor | 2 |
Range display | 3 |
Combined aural and visual alarm | 4 |
The first relay | 5a |
The second relay | 5b |
Speed control circuit | 6 |
Power supply | 7 |
Following detailed description of the invention further illustrates the utility model in connection with above-mentioned accompanying drawing.
Detailed description of the invention
Describe below with reference to accompanying drawing the backing automobile anticollision device that the utility model embodiment provides in detail.
Refer to Fig. 1, the utility model embodiment provides a kind of backing automobile anticollision device 10, comprising: controller 1, distance measuring sensor 2, telltale 3, annunciator 4, the first relay 5a, the second relay 5b, speed of a motor vehicle control circuit 6 and power supply 7.
Described controller 1 is controlled the operation of each assembly in this backing automobile anticollision device 10 and the mutual action with self-propelled vehicle associated components.Described controller 1 can be realized by various microprocessors.Described in the utility model embodiment, controller 1 adopts 51 micro controller systems.
Described distance measuring sensor 2 is connected with described controller 1, in the time of backing automobile, detects the range information between described self-propelled vehicle and obstacle, and is transferred in described controller 1, controls execution exercises by described controller 1.Described distance measuring sensor 2 can be arranged at the tailstock of self-propelled vehicle.Described distance measuring sensor 2 can comprise one or more.In the time using multiple described distance measuring sensor 2, the plurality of distance measuring sensor 2 can be arranged at the different azimuth of the described self-propelled vehicle tailstock, to increase the finding range of all directions and obstacle, thereby avoids backsight blind area.In the utility model embodiment, described self-propelled vehicle is electric pallet truck, and this electric pallet truck comprises a pedal, and this pedal is arranged at the afterbody of this electric pallet truck, this pedal position of standing of behaving.This anticollision apparatus for vehicle backing 10 comprises three distance measuring sensors 2.Three distance measuring sensors 2 are separately positioned on three survey limits of described electric pallet truck pedal.The type of described distance measuring sensor 2 is not limit, as long as the distance between the real-time measuring machine motor-car of energy and obstacle.Described distance measuring sensor 2 can be one or more in ultrasonic distance-measuring sensor and infrared pickoff.
Described telltale 3 is connected with described controller 1, for showing in real time the range information that described distance measuring sensor 2 records.In the utility model embodiment, described telltale 3 is Liquid Crystal Display.
Described annunciator 4 is connected with described controller 1, and according to annunciator described in range information control, 4 warnings carry out alerting drivers to described controller 1.Described annunciator can be voice guard, light crossing-signal or combined aural and visual alarm.In the utility model embodiment, adopt combined aural and visual alarm.Described combined aural and visual alarm can adopt the frequency of different sound or color break-up to point out according to the difference of the distance detecting.As, in the time that distance is shown as safety zone, the for example distance between electric pallet truck afterbody and obstacle is one meter, described combined aural and visual alarm can be interrupted send caution sound, be interrupted blinking light, in the time that distance is shown as warning district, the for example distance between electric pallet truck afterbody and obstacle is 0. 5 meters, and described combined aural and visual alarm sends continuous caution sound, and continuous blinking light.In the time that distance is shown as dangerous area, for example distance between electric pallet truck afterbody and obstacle is 0. 1 meters, and described combined aural and visual alarm sends quick caution sound, and fast blink light.
Described the first relay 5a is connected between described controller 1 and described speed of a motor vehicle control circuit 6, and the back-up speed of described self-propelled vehicle controlled described speed of a motor vehicle control circuit 6 and adjusted by described controller 1 by this first relay 5a.
Described speed of a motor vehicle control circuit 6 is used for controlling the back-up speed of this self-propelled vehicle.Particularly, the brake system that this speed of a motor vehicle control circuit 6 can act on self-propelled vehicle according to the size of transmission current is controlled back-up speed.This speed of a motor vehicle control circuit 6 can be realized by current-limiting resistance.This speed of a motor vehicle control circuit 6 comprises the multiple speed control electronic circuits that can realize different moving velocitys.The speed control electronic circuit of the different moving velocitys of the plurality of realization can be by producing different electric currents to realize different moving velocitys with the load of different resistances.Particularly, the resistance of the load that this electronic circuit uses is less, and the electric current of generation is larger, thereby the back-up speed of this self-propelled vehicle is faster, and the resistance of the load that this electronic circuit uses is larger, and the electric current of generation is less, thereby the back-up speed of this self-propelled vehicle is slower.In the utility model embodiment, described speed of a motor vehicle control circuit 6 comprises general speed control system circuit and low speed control electronic circuit, and these two speed control electronic circuits are realized by two different current-limiting circuits of resistance.Described general this self-propelled vehicle of speed control system circuit control is with the speed reversing of 5Km/h, and described this self-propelled vehicle of low speed control electronic circuit control is with the speed reversing of 3Km/h.Described speed of a motor vehicle control circuit 6 also can comprise the speed of a motor vehicle control electronic circuit of plural control friction speed.
Described the first relay 5a uses as a speed of a motor vehicle commutation circuit.This first relay 5a is connected with described speed of a motor vehicle control circuit, described controller 1 is transferred to described the first relay 5a by described range information with the form of electric current, and this first relay 5a realizes speed of a motor vehicle control according to the speed control electronic circuit of the optionally conducting friction speed of size of electric current.Particularly, when described backing automobile is during in safety zone, the general speed control system circuit of described self-propelled vehicle is connected, and makes described self-propelled vehicle with general speed reversing.When described backing automobile is during in guard zone, described controller 1 is controlled this first relay 5a and is disconnected described general speed control system circuit, and switches this speed of a motor vehicle control circuit to low speed control electronic circuit, so that this self-propelled vehicle reduction speed of a motor vehicle is moveed backward.
As mentioned above, the relay that can realize circuit handoff functionality all can be used as described the first relay 5a.In the utility model embodiment, choose intermediate relay as described the first relay 5a.The rated current of this first relay 5a is 1A.
In alternate embodiment, described the first relay 5a and/or the second relay 5b can be connected with described controller 1 by described annunciator 4.
Described power supply 7 is for giving the normal operation power supply of this backing automobile anticollision device 1.This power supply 7 can arrange separately with respect to this self-propelled vehicle, also can use the working power of described self-propelled vehicle oneself itself.In the utility model embodiment, described power supply 7 adopt described self-propelled vehicle itself with working power.
Described the second relay 5b is connected between described controller 1 and the working power of described self-propelled vehicle, for being switched on or switched off the working power of described self-propelled vehicle.When described self-propelled vehicle is during in safety zone, described the second relay 5b connects the working power of described self-propelled vehicle.The working power of this self-propelled vehicle and can be the power supply of this self-propelled vehicle.In the time that described power supply 7 is the working power of self-propelled vehicle self, can power for this anticollision apparatus for vehicle backing 10 again.When described backing automobile is during in dangerous area, described controller 1 is controlled this second relay 5b and is cut off the working power of described self-propelled vehicle, and this working power is stopped this self-propelled vehicle power supply, thereby realizes the stopping brake of described self-propelled vehicle.This second relay 5b plays master cock, and it also can adopt intermediate relay to realize.In the utility model embodiment, the rated current of described intermediate relay is 5A.
In the utility model embodiment, the working process of described anticollision apparatus for vehicle backing 10 is as follows: in the time that this electric pallet truck reversing (is greater than 1 meter) in safety zone, this anticollision apparatus for vehicle backing 10 utilizes described controller 1 to connect described general speed control system circuit by described the first relay 5a, keep the reversing speed of a motor vehicle of this electric pallet truck to be controlled at 5Km/h, when in guard zone when (be less than or equal to 1 meter and be greater than 50 centimetres), this anticollision apparatus for vehicle backing 10 utilizes described controller 1 to be switched to described low speed control electronic circuit by described the first relay 5a, make the reversing speed of a motor vehicle of this electric pallet truck be reduced to 3Km/h, in the time (being less than or equal to 20 centimetres) in dangerous area, described controller 1 is controlled described the second relay 5b the working power of described electric pallet truck is cut off, realize the stopping brake of this electric pallet truck.
The backing automobile anticollision device that the utility model embodiment provides, by utilizing two relays to be connected with working power and the speed of a motor vehicle control circuit of self-propelled vehicle respectively, thereby the range information that can detect according to described distance measuring sensor is realized the control of the segmentation speed of a motor vehicle, the potential safety hazard that makes self-propelled vehicle can avoid emergency brake inertia to cause to this self-propelled vehicle.And this backing automobile anticollision device is simple in structure, is suitable for industrialization production application.
In addition, those skilled in the art can also do other and change in the utility model spirit, and certainly, the variation that these do according to the utility model spirit, within all should being included in the utility model scope required for protection.
Claims (8)
1. a backing automobile anticollision device, is characterized in that, comprising:
Controller;
Distance measuring sensor, is connected with described controller, for the range information between measuring machine motor-car and obstacle;
Annunciator, is connected with controller, and described range information is sent to described annunciator by described controller and carrys out alerting drivers;
The first relay;
Speed of a motor vehicle control circuit, described the first relay is connected between described controller and this speed of a motor vehicle control circuit, and described controller is controlled described speed of a motor vehicle control circuit by this first relay and is adjusted the speed of a motor vehicle;
Power supply is the operation power supply of this backing automobile anticollision device; And
The second relay, this second relay is connected between described controller and the working power of described self-propelled vehicle, for cutting off or connect the working power of described self-propelled vehicle.
2. backing automobile anticollision device as claimed in claim 1, is characterized in that, described controller adopts 51 micro controller systems.
3. backing automobile anticollision device as claimed in claim 1, is characterized in that, described distance measuring sensor comprises at least one in ultrasonic distance-measuring sensor and infrared pickoff.
4. backing automobile anticollision device as claimed in claim 1, is characterized in that, at least one in described the first relay and the second relay is connected with described controller by described annunciator.
5. backing automobile anticollision device as claimed in claim 1, is characterized in that, described the first relay and the second relay are intermediate relay.
6. backing automobile anticollision device as claimed in claim 1, is characterized in that, described speed of a motor vehicle control circuit comprises the speed of a motor vehicle control electronic circuit of the different back-up speeds of multiple realizations.
7. backing automobile anticollision device as claimed in claim 1, is characterized in that, further comprises that a telltale is connected with described controller, for showing in real time described range information.
8. backing automobile anticollision device as claimed in claim 1, is characterized in that, described speed of a motor vehicle control circuit is realized by current-limiting resistance.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420039576.4U CN203713578U (en) | 2014-01-22 | 2014-01-22 | Reverse anti-collision device for motor vehicles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420039576.4U CN203713578U (en) | 2014-01-22 | 2014-01-22 | Reverse anti-collision device for motor vehicles |
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CN203713578U true CN203713578U (en) | 2014-07-16 |
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CN201420039576.4U Expired - Fee Related CN203713578U (en) | 2014-01-22 | 2014-01-22 | Reverse anti-collision device for motor vehicles |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105702896A (en) * | 2016-04-12 | 2016-06-22 | 上海交通大学 | Active and passive combined protection system and method based on battery pack buffer device |
CN107696861A (en) * | 2017-09-25 | 2018-02-16 | 北京新能源汽车股份有限公司 | Method, device and system for controlling vehicle speed of reversing and reversing safety controller |
-
2014
- 2014-01-22 CN CN201420039576.4U patent/CN203713578U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105702896A (en) * | 2016-04-12 | 2016-06-22 | 上海交通大学 | Active and passive combined protection system and method based on battery pack buffer device |
CN105702896B (en) * | 2016-04-12 | 2018-01-30 | 上海交通大学 | The passive join protection system and method for master based on battery pack buffer unit |
CN107696861A (en) * | 2017-09-25 | 2018-02-16 | 北京新能源汽车股份有限公司 | Method, device and system for controlling vehicle speed of reversing and reversing safety controller |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 |