CN109664865B - Intelligent control and braking system for vehicle - Google Patents
Intelligent control and braking system for vehicle Download PDFInfo
- Publication number
- CN109664865B CN109664865B CN201910078359.3A CN201910078359A CN109664865B CN 109664865 B CN109664865 B CN 109664865B CN 201910078359 A CN201910078359 A CN 201910078359A CN 109664865 B CN109664865 B CN 109664865B
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- air
- vehicle
- information processor
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- braking
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- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 33
- 230000007246 mechanism Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/12—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting otherwise than by retarding wheels, e.g. jet action
Abstract
The invention discloses an intelligent control and braking system for a vehicle, which comprises an air compression and release unit, an auxiliary braking device, a wheel speed sensor, a brake pedal position sensor and an information processor, wherein the air compression and release unit is arranged on an automobile chassis and comprises a compression device and a release device, and the compression device comprises an air compressor and an air storage tank. Four release devices are respectively arranged at the positions of the chassis, which are close to the four wheels, each release device is supplied with air by an air storage tank, an upper air jet and a lower air jet are arranged on the release devices, and each air jet is provided with an electromagnetic valve. The auxiliary braking device comprises a braking piece, wherein the braking piece is arranged on a shaft sleeve of a wheel rotating shaft, a first coil is arranged in the braking piece, a second coil is arranged in a hub, and the first coil and the second coil are respectively and electrically connected with the information processor. The intelligent automobile safety control system has the advantages of rich detection means, high intelligence and automation degree, improved travelling comfort, auxiliary braking capability and maximum driving safety guarantee.
Description
Technical Field
The invention relates to the technical field of automobile control, in particular to an intelligent control and braking system for a vehicle.
Background
With the rapid development of society, people pursue high-speed and high-quality life, the number of vehicles is rapidly increased, convenience is brought to daily life, and meanwhile, serious losses are brought to society and families due to frequent occurrence of traffic accidents. When the vehicle runs on an uneven road surface, the wheels fall to cause the inclination of the vehicle body and the discomfort of personnel in the vehicle when the wheels pass through the low-lying part of the road surface. In a certain expressway, 15 lifting accidents occur for half a month, and the reasons of the accidents are investigated and analyzed, so that almost all the vehicle braking devices have different degrees of problems, wherein 70% of braking systems are not well maintained, and 30% of braking pads are severely worn. Most automobiles now adopt mechanical power to enable a brake caliper and a brake pad to generate friction resistance, meanwhile, sliding friction force is generated between the automobile and the ground, driving speed is reduced, and finally, a braking process is realized.
During braking of the vehicle, the friction between the tire and the ground directly determines the braking capability of the vehicle, and if the friction between the tire and the ground can be improved, the braking capability of the vehicle can be correspondingly improved. Because the friction plate is large in loss in use, if the brake plate is not replaced timely, the brake plate is seriously worn in the driving process, so that the braking effect is greatly reduced, even the situation of brake failure occurs, and the existing vehicle does not have auxiliary braking means for stopping the vehicle when the situation occurs. Accordingly, there is a need for further improvements in the art to improve the comfort of vehicle travel and the safety of driving.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide an intelligent vehicle braking system which solves the problems that the vehicle has poor travelling comfort on uneven roads, no auxiliary braking means is provided under the condition of serious abrasion of a brake pad, and the intelligent vehicle travelling control means is single.
In order to achieve the above purpose, the technical solution adopted by the invention is as follows:
the intelligent control and braking system for vehicle includes air compression and release unit, auxiliary braking device, running state detector, vehicle distance detector, voice prompt alarm unit, video communication unit, wheel speed sensor, brake pedal position sensor and information processor connected to running computer. The release devices are four and are respectively arranged at the positions of the chassis close to the four wheels. Each release device is connected with the air storage tank through a high-pressure air line, an upper air jet and a lower air jet are arranged on each release device, and each air jet is provided with an electromagnetic valve. The auxiliary braking device comprises a braking plate positioned on one side of the hub, the braking plate is arranged on a shaft sleeve of the wheel rotating shaft, a first coil is arranged in the braking plate, a second coil is arranged in the hub, and the first coil and the second coil are respectively and electrically connected with the information processor.
Preferably, the air compressor is arranged on one side in the middle of the automobile chassis, an air filter is arranged at the air inlet end of the air compressor, a one-way valve is arranged on a connecting pipe of the air compressor and the air storage tank, and a pressure sensor is arranged on the air storage tank.
Preferably, each releasing device is provided with a level detector, and the signal ends of the level detectors are respectively in communication connection with the information processor.
Preferably, the wheel speed sensor is arranged in the main speed reducer, and a signal end of the wheel speed sensor is in communication connection with the information processor. The brake pedal position sensor is arranged on one side of the brake pedal, and the signal end of the brake pedal position sensor is in communication connection with the information processor.
Preferably, the brake block is of a metal ring plate structure and sleeved outside the shaft sleeve of the wheel rotating shaft, and is in sliding fit with the shaft sleeve through a spline and can move along the axial direction of the shaft sleeve. The first coil and the second coil are powered by the automobile storage battery, the first coil is electrically connected with the automobile storage battery through a double-pole double-throw switch, the double-pole double-throw switch is provided with a driving mechanism, and a signal end of the driving mechanism is in communication connection with the information processor.
Preferably, the vehicle distance detection unit comprises two groups of distance sensors, the two groups of distance sensors are respectively arranged at the front end and the rear end of the vehicle, the two groups of distance sensors are respectively in communication connection with the information processor, and the information processor is in communication connection with the driving computer. The voice prompt alarm unit comprises a buzzer and a voice player, and the buzzer and the voice player are respectively in communication connection with the signal output end of the information processor.
Preferably, the driving state detection device comprises a vehicle state acquisition module and a road image acquisition module, and the vehicle state acquisition module and the road image acquisition module are respectively in communication connection with the information processor.
Preferably, the video communication unit comprises a short message transmitting module and a video transmitting module, wherein the short message transmitting module and the video transmitting module are respectively connected with the information processor, and the short message transmitting module and the video transmitting module can transmit short messages or videos to the communication terminal.
By adopting the technical scheme, the invention has the beneficial technical effects that: the invention has the advantages of abundant detection means for the running state of the vehicle, intelligent driving, high automation degree and strong practicability, improves the running comfort on uneven road surfaces, has auxiliary braking capability when the brake fails, and can furthest ensure the running safety.
Drawings
Fig. 1 is a schematic block diagram of the structure of a vehicle intelligent control and braking system of the present invention.
Fig. 2 is a schematic view of a portion of fig. 1, showing an air compression release unit.
Fig. 3 is a schematic view of a portion of fig. 1, showing an auxiliary brake device.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
referring to fig. 1 to 3, an intelligent control and braking system for a vehicle comprises an air compression and release unit 1, an auxiliary braking device 2, a running state detection device 3, a vehicle distance detection unit 4, a voice prompt alarm unit 5, a video communication unit 6, a wheel speed sensor 7, a brake pedal position sensor 8 and an information processor 10 connected with a running computer 9, wherein the air compression and release unit 1 is arranged on a chassis of the vehicle and comprises a compression device and a release device 13, the compression device comprises an air compressor 11 and an air storage tank 12, the air compressor 11 is arranged on one side in the middle of the chassis of the vehicle, an air filter 111 is arranged at the air inlet end of the air compressor 11, clean air enters the air compressor 11 after the outside air is filtered by the air filter 111, and the air compressor 11 compresses the clean air into high-pressure air. The air compressor 11 is connected with the air storage tank 12 through a connecting pipe, the air compressor 11 supplies high-pressure air to the air storage tank 12, a one-way valve 112 is arranged on the connecting pipe, a pressure sensor 121 for detecting the air pressure value in the air storage tank 12 is arranged on the air storage tank 12, and when the high-pressure air in the air storage tank 12 is smaller than a set value, the air compressor 11 starts to work and supplies air to the air storage tank 12.
The release devices 13 are four and are respectively fixedly arranged at the positions of the chassis close to the four wheels. Each releasing device 13 is provided with a level detector 14, and signal ends of the level detectors 14 are respectively connected with the information processor 10 in a communication way, wherein the information processor 10 in the invention is an information processor in the prior art, and a person skilled in the art adopts the information processor 10 in the prior art, so that the control and signal processing of each part connected with the information processor can be completely realized. The release devices 13 are of a closed metal pressure shell structure and comprise an air inlet end and two air jet ports, the air inlet end of each release device 13 is connected with the air storage tank 12 through a high-pressure air line 15, the two air jet ports are an upper air jet port 131 and a lower air jet port, the opening of the upper air jet port 131 is upward, the opening of the lower air jet port is downward, each air jet port is provided with an electromagnetic valve, the signal end of each electromagnetic valve is connected with the information processor 10, and the information processor 10 controls the opening and closing of each electromagnetic valve. In the running process of the automobile, the level detector detects the state that the tire walks over the road surface in real time, when the wheel enters the low-lying place of the road surface, the level detector 14 sends signals to the information processor 10, the information processor 10 controls the lower air jet of the release device 13 to release high-pressure air downwards, the automobile receives upward reaction force, and jolt can be effectively reduced when the automobile passes over the flat road surface.
The wheel speed sensor 7 is arranged in the main speed reducer, a signal end of the wheel speed sensor 7 is in communication connection with the information processor 10, and the wheel speed sensor 7 can monitor the rotation speed of the wheel in real time and transmit the rotation speed data of the wheel to the information processor 10. The brake pedal position sensor 8 is provided on one side of the brake pedal, and its signal end is communicatively connected to the information processor 10. The auxiliary braking device 2 comprises a braking plate 21 positioned on one side of a wheel hub, the braking plate 21 is arranged on a shaft sleeve 23 of a wheel rotating shaft 22, the braking plate 21 is of a metal ring plate structure and sleeved outside the shaft sleeve 23 of the wheel rotating shaft, the braking plate 21 is in sliding fit with the shaft sleeve through a spline, and the braking plate 21 can move along the axial direction of the shaft sleeve. The brake pad 21 is provided with a first coil 211, the hub 24 is provided with a second coil 212, and the first coil 211 and the second coil 212 are respectively electrically connected with the information processor 10. The first coil 211 and the second coil 212 are powered by an automobile storage battery, the first coil 211 is electrically connected with the automobile storage battery through a double-pole double-throw switch, the double-pole double-throw switch is provided with a driving mechanism, and a signal end of the driving mechanism is in communication connection with the information processor 10.
When a driver performs braking, the information processor 10 analyzes that when the data of the wheel speed sensor 7 and the data of the brake pedal position sensor 8 are not matched, the brake of the vehicle is determined to be out of order, the auxiliary braking device 2 is started, the driving mechanism changes the direction of the first coil 211 through the double-pole double-throw switch, the brake pad 21 approaches to the hub of the vehicle under the action of magnetic force and contacts with the outer wall of the hub, the vehicle is braked by utilizing the contact friction force, the vehicle is stopped and moves forward, and after the vehicle stops moving, the first coil 211 is electrified reversely, and the brake pad 21 is reset. In the normal motion state of the vehicle, the first coil 211 and the second coil 212 are both in an on-off state, and the brake pad 21 is far away from the hub 24 under the action of magnetic force and is kept relatively stationary with the shaft sleeve 23 of the wheel rotating shaft 22. When the vehicle brakes, the brake pedal position sensor 8 sends a signal to the information processor 10, the information processor 10 knows that the brake pedal starts to brake, and then sends an instruction to the electromagnetic valve of the upper air jet 131 of the releasing device 13, high-pressure air in the releasing device 13 is jetted out from the upper air jet 131, the vehicle receives downward reaction force, the friction between the tire and the ground is increased, and the braking effect of the vehicle is improved.
The vehicle distance detection unit 4 comprises two groups of distance sensors which are respectively arranged at the front end and the rear end of the vehicle, the two groups of distance sensors are respectively in communication connection with the information processor 10, the information processor 10 is in communication connection with the driving computer 9, and the driving computer automatically adjusts a throttle valve of the vehicle according to the instruction of the information processor 10, so that the control of the vehicle speed is realized, rear-end collision of the vehicle is avoided, and the driving safety performance is improved. The voice prompt alarm unit 5 comprises a buzzer and a voice player, and the buzzer and the voice player are respectively in communication connection with the signal output end of the information processor 10. The driving state detection device 3 comprises a vehicle state acquisition module and a road image acquisition module, and the vehicle state acquisition module and the road image acquisition module are respectively in communication connection with the information processor 10. The video communication unit 6 includes a short message transmitting module and a video transmitting module, which are respectively connected with the information processor 10, and the short message transmitting module and the video transmitting module can transmit short messages or videos to the communication terminal.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that the invention is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. The intelligent control and braking system for the vehicle comprises an air compression and release unit, an auxiliary braking device, a driving state detection device, a vehicle distance detection unit, a voice prompt alarm unit, a video communication unit, a wheel speed sensor, a brake pedal position sensor and an information processor, and is characterized in that the air compression and release unit is arranged on a chassis of the vehicle and comprises a compression device and a release device, the compression device comprises an air compressor and an air storage tank, and the air compressor supplies high-pressure air to the air storage tank; the four release devices are respectively arranged at the positions of the chassis close to the four wheels; each release device is connected with the air storage tank through a high-pressure air line, an upper air jet and a lower air jet are arranged on each release device, and each air jet is provided with an electromagnetic valve; the auxiliary braking device comprises a braking plate positioned at one side of the wheel hub, the braking plate is arranged on a shaft sleeve of the wheel rotating shaft, a first coil is arranged in the braking plate, a second coil is arranged in the wheel hub, and the first coil and the second coil are respectively and electrically connected with the information processor;
each release device is provided with a level detector, and the signal end of each level detector is respectively connected with the information processor in a communication way; in the running process of the automobile, the horizontal detector detects the state that the tire passes through the road surface in real time, when the wheel enters the low-lying place of the road surface, the horizontal detector sends a signal to the information processor, the information processor controls the lower air nozzle of the release device to release high-pressure air downwards, and the automobile receives upward reaction force;
when the vehicle brakes, the brake pedal position sensor sends a signal to the information processor, the information processor knows that after the brake pedal starts to brake, the information processor sends an instruction to the electromagnetic valve of the upper air jet of the releasing device, high-pressure air in the releasing device is jetted out from the upper air jet, the vehicle receives downward reaction force, and the friction force between the tire and the ground is increased;
the first coil and the second coil are powered by the automobile storage battery, the first coil is electrically connected with the automobile storage battery through a switch, the switch is provided with a driving mechanism, and a signal end of the driving mechanism is in communication connection with the information processor; when the information processor detects that the data of the wheel speed sensor and the data of the brake pedal position sensor are not matched, the auxiliary braking device is started, the driving mechanism changes the current direction of the first coil through the switch, the brake pad approaches to the hub of the automobile under the action of magnetic force and contacts with the outer wall of the hub, the vehicle is braked by utilizing the contact friction force, the vehicle is stopped and moves forwards, and after the vehicle stops moving, the first coil is electrified reversely, and the brake pad is reset.
2. The intelligent control and braking system for a vehicle according to claim 1, wherein the air compressor is installed at one side of the middle of the chassis of the vehicle, an air filter is arranged at an air inlet end of the air compressor, a one-way valve is arranged on a connecting pipe of the air compressor and the air storage tank, and a pressure sensor is arranged on the air storage tank.
3. The intelligent control and braking system for a vehicle according to claim 1, wherein the wheel speed sensor is arranged in the main speed reducer, and a signal end of the wheel speed sensor is in communication connection with the information processor; the brake pedal position sensor is arranged on one side of the brake pedal, and the signal end of the brake pedal position sensor is in communication connection with the information processor.
4. The intelligent control and braking system for the vehicle according to claim 1, wherein the brake block is of a metal ring plate structure and sleeved outside a shaft sleeve of the wheel rotating shaft, and the brake block is in sliding fit with the shaft sleeve through a spline and can move along the axial direction of the shaft sleeve; the first coil and the second coil are powered by the automobile storage battery, the first coil is electrically connected with the automobile storage battery through a double-pole double-throw switch, the double-pole double-throw switch is provided with a driving mechanism, and a signal end of the driving mechanism is in communication connection with the information processor.
5. The intelligent control and braking system of a vehicle according to claim 1, wherein the vehicle distance detection unit comprises two groups of distance sensors, the two groups of distance sensors are respectively arranged at the front end and the rear end of the vehicle, the two groups of distance sensors are respectively in communication connection with the information processor, and the information processor is in communication connection with the driving computer; the voice prompt alarm unit comprises a buzzer and a voice player, and the buzzer and the voice player are respectively in communication connection with the signal output end of the information processor.
6. The intelligent vehicle control and braking system according to claim 1, wherein the driving state detection device comprises a vehicle state acquisition module and a road image acquisition module, and the vehicle state acquisition module and the road image acquisition module are respectively in communication connection with the information processor.
7. The intelligent vehicle control and braking system according to claim 1, wherein the video communication unit comprises a short message transmitting module and a video transmitting module, the short message transmitting module and the video transmitting module are respectively connected with the information processor, and the short message transmitting module and the video transmitting module can transmit short messages or videos to the communication terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910078359.3A CN109664865B (en) | 2019-01-28 | 2019-01-28 | Intelligent control and braking system for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910078359.3A CN109664865B (en) | 2019-01-28 | 2019-01-28 | Intelligent control and braking system for vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN109664865A CN109664865A (en) | 2019-04-23 |
| CN109664865B true CN109664865B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910078359.3A Active CN109664865B (en) | 2019-01-28 | 2019-01-28 | Intelligent control and braking system for vehicle |
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| CN (1) | CN109664865B (en) |
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| Publication number | Publication date |
|---|---|
| CN109664865A (en) | 2019-04-23 |
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