CN110509903B

CN110509903B - Device for converting mistaken stepping on accelerator into emergency braking and using method thereof

Info

Publication number: CN110509903B
Application number: CN201910926928.5A
Authority: CN
Inventors: 束文强
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-19
Anticipated expiration: 2039-09-27
Also published as: CN110509903A

Abstract

The invention discloses a device for converting mistakenly stepping on an accelerator into emergency braking and a using method thereof, and relates to the technical field of automobile safety, the device comprises a brake pedal, a brake rod, an accelerator pedal, an accelerator rod, a vehicle-mounted computer, a winding assembly and a connecting assembly, wherein a first pressure sensor and a second pressure sensor are respectively embedded on the upper end surfaces of the brake pedal and the accelerator pedal, the first pressure sensor and the second pressure sensor are respectively used for detecting in real time to obtain pressure data applied to the brake pedal and the accelerator pedal by a driver, the vehicle-mounted computer comprises a controller and a touch screen, the controller is respectively electrically connected with the first pressure sensor, the second pressure sensor and the touch screen, the controller and the touch screen are respectively used for processing in real time and displaying the pressure data detected by the first pressure sensor and the second pressure sensor, the winding assembly and the connecting assembly are respectively arranged on the brake rod and the accelerator rod, the winding assembly and the connecting assembly can convert the driver mistakenly stepping on the accelerator pedal into stepping on the brake pedal.

Description

Device for converting mistaken stepping on accelerator into emergency braking and using method thereof

Technical Field

The invention relates to the technical field of automobile safety, in particular to a device for converting mistaken stepping on an accelerator into emergency braking and a using method thereof.

Background

When a driver of an automobile runs into an emergency state, most drivers often step on a foot brake to decelerate or brake the automobile, but still a small number of drivers should step on the brake urgently and mistakenly step on the accelerator to cause a more serious accident. As the reaction time of the human brain is only about 0.1 second, the judgment is carried out in the extremely short time and the instruction is sent to the hands and the feet to take the relevant action, once the judgment of the brain is wrong or the brain sends the wrong instruction to the hands and the feet or takes the relevant action to generate the mistake and mistakenly steps on the accelerator, the severity of the accident is aggravated as a result. However, if the driver's mistaken stepping on the accelerator in an emergency state can be converted into an emergency brake, the serious consequences caused by mistaken stepping on the accelerator can be reduced.

The invention patent with the grant publication number of China patent CN102501838B discloses a device for converting mistakenly and urgently stepping on an accelerator into an emergency brake when a motor vehicle is in an emergency state, in the practical implementation of the technical scheme, when a driver encounters an emergency and if the driver steps on a brake pedal urgently, a retractor is connected with a brake system of the motor vehicle, so that a retraction belt is stretched and drives a pawl fixing disc to rotate quickly, the centrifugal force of pawl teeth is greatly increased, the elastic force of a pawl return spring is overcome, the pawl teeth are moved away from the outer edge of the pawl fixing disc, the pawl teeth are meshed and clamped with inner teeth of the retractor, the retraction belt stops rotating, and at the moment, a hydraulic valve is also stepped on when the brake is stepped on, so that the most basic brake function cannot be well realized, and certain potential. In addition, the device related to the technical scheme has the defects of complex structure and inconvenient installation.

Disclosure of Invention

The invention aims to provide a device for converting mistaken stepping on an accelerator into emergency braking and a using method thereof, so as to solve the defects caused in the prior art.

A device for converting mistaken stepping on the accelerator into emergency braking comprises a brake pedal and a brake rod, an accelerator pedal and an accelerator rod, a vehicle-mounted computer, a winding assembly and a connecting assembly, the upper end surfaces of the brake pedal and the accelerator pedal are respectively embedded with a first pressure sensor and a second pressure sensor, the first pressure sensor and the second pressure sensor are respectively used for detecting and obtaining pressure data applied to a brake pedal and an accelerator pedal by a driver in real time, the vehicle-mounted computer comprises a controller and a touch screen, the controller is respectively electrically connected with the first pressure sensor, the second pressure sensor and the touch screen, the controller and the touch screen are respectively used for processing and displaying pressure data detected by the first pressure sensor and the second pressure sensor in real time, the winding assembly and the connecting assembly are respectively arranged on the brake lever and the accelerator lever, and the winding assembly and the connecting assembly can convert the driver mistakenly stepping on the accelerator pedal into stepping on the brake pedal.

Preferably, the roll-up subassembly is including installation piece one, the inboard of installation piece one is equipped with the draw-in groove and clamps in the lump to the brake lever, the inboard of installation piece one still is equipped with mounting panel one, mounting panel one is connected through screw and installation piece one, the outside symmetric welding of installation piece one has two fixed plates, rotates between two fixed plates to install the installation axle, the middle part of installation axle is fixed with the winding wheel, the roll-up motor is installed in the outside of fixed plate, the key-type connection between the output shaft of roll-up motor and the installation axle, the winding has the rolling area on the rolling wheel, the interior tape head in rolling area passes through glue and is connected with the winding wheel, the outer tape head accessible coupling assembling in rolling area is connected with the throttle pole.

Preferably, the connecting assembly comprises a second mounting block, a second clamping groove is formed in the inner side of the second mounting block and clamped on the throttle rod, a second mounting plate is further arranged on the inner side of the second mounting block and connected with the second mounting block through screws, a splicing plate in a shape like a Chinese character 'ji' is arranged between the inner side of the second mounting plate, the outer tape head of the winding tape is connected with a splicing head through glue, and splicing or separation can be achieved between the splicing head and the splicing plate.

Preferably, the top of the first mounting block is provided with a limiting plate shaped like a Chinese character 'ji', and a rectangular channel which is only used for the passage of the winding belt and can not be passed through by the plug connector is defined between the limiting plate and the first mounting block.

The use method of the device for converting mistaken stepping on the accelerator into emergency braking comprises the following conditions:

(1) when a driver normally steps on a brake pedal by using a right foot, a pressure value signal of the foot pressure of the driver is obtained in real time through a pressure sensor I, the pressure value signal is transmitted to a controller in real time, the pressure value signal is converted and calculated in real time through the controller, a winding motor is controlled to positively rotate in real time, a winding belt with a certain length is released, and then normal brake is realized;

(2) when the driver normally steps on the accelerator pedal with the right foot, obtain the pressure value signal of driver's step pressure through pressure sensor two in real time to transmit this pressure value signal to the controller in real time, carry out real-time conversion and calculation to this pressure value signal through the controller, simultaneously, calculate and judge whether the change of front and back pressure value has the sudden change condition:

① if there is no sudden change, the controller judges the normal acceleration and controls the furling motor to rotate positively in real time and release a furling belt with a certain length, thereby realizing the normal oil supply acceleration;

② if there is sudden change, the controller judges that it is abnormal to accelerate and control the furling motor to rotate reversely and to wind the furling belt with a certain length, so that the brake rod and the accelerator rod are connected to form a whole through the tightened furling belt, and the brake rod is pressed down when the accelerator pedal is pressed down, so that the automobile can not accelerate effectively.

The invention has the advantages that: the invention relates to a device for converting mistaken stepping on an accelerator into emergency braking and a using method thereof, wherein the device comprises the following steps: the pressure data applied to the brake pedal and the accelerator pedal by a driver are obtained through the real-time detection of the first pressure sensor and the second pressure sensor respectively, the pressure data obtained through the detection of the first pressure sensor and the pressure data obtained through the detection of the second pressure sensor are processed and displayed in real time through the controller and the touch screen respectively, meanwhile, whether sudden change exists in the change of the front pressure value and the rear pressure value is calculated and judged, when the sudden change exists, the controller judges that the acceleration is abnormal, controls the winding motor to rotate reversely and winds the winding belt with a certain length, the brake rod and the accelerator rod are connected through the tightened winding belt to form a whole, the brake rod is pressed down simultaneously when the accelerator pedal is pressed down, and the automobile cannot be effectively accelerated. Compared with the prior art, the device for converting mistaken stepping on the accelerator into emergency braking has the characteristics of more reasonable structure, simpler structure, more accurate judgment, better adaptability and good braking effect.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

Fig. 2 is a schematic structural view of the furling assembly.

Fig. 3 is a schematic structural view of the connecting assembly.

Wherein:

1-a brake pedal; 101-a pressure sensor one; 2-a brake lever; 3-an accelerator pedal; 301-pressure sensor two; 4-throttle lever; 5-vehicle computer; 501-a controller; 502-touch screen; 6-a furling assembly; 601-mounting a first block; 602-mounting a plate I; 603-fixing plate; 604-mounting the shaft; 605-take-up reel; 606-a furling motor; 607-rolling the tape; 608-limiting plate; 7-a connecting assembly; 701-mounting a second block; 702-mounting a second plate; 703-a plugboard; 704-plug connector.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 3, a device for converting mistakenly stepping on an accelerator into an emergency brake includes a brake pedal 1, a brake lever 2, an accelerator pedal 3, an accelerator lever 4, a vehicle-mounted computer 5, a winding assembly 6 and a connecting assembly 7, wherein a first pressure sensor 101 and a second pressure sensor 301 are respectively embedded on the upper end surfaces of the brake pedal 1 and the accelerator pedal 3, the first pressure sensor 101 and the second pressure sensor 301 are respectively used for detecting in real time to obtain pressure data applied to the brake pedal 1 and the accelerator pedal 3 by a driver, the vehicle-mounted computer 5 includes a controller 501 and a touch screen 502, the controller 501 is respectively electrically connected with the first pressure sensor 101, the second pressure sensor 301 and the touch screen 502, the controller 501 and the touch screen 502 are respectively used for processing in real time and displaying the pressure data detected by the first pressure sensor 101 and the second pressure sensor 301, the winding assembly 6 and the connecting assembly 7 are respectively arranged on the brake lever 2 and the accelerator lever 4, and the winding assembly 6 and the connecting assembly 7 can convert the driver mistakenly stepping on the accelerator pedal 3 into stepping on the brake pedal 1.

In this embodiment, the winding assembly 6 includes a first mounting block 601, the inner side of the first mounting block 601 is provided with a clamping groove and is clamped on the brake lever 2, the inner side of the first mounting block 601 is further provided with a first mounting plate 602, the first mounting plate 602 is connected with the first mounting block 601 through a screw, the first mounting block 601 is symmetrically welded with two fixing plates 603, a mounting shaft 604 is rotatably mounted between the two fixing plates 603, a winding wheel 605 is fixed at the middle part of the mounting shaft 604, a winding motor 606 is mounted at the outer side of the fixing plate 603, a key connection is formed between an output shaft of the winding motor 606 and the mounting shaft 604, a winding belt 607 is wound on the winding wheel 605, an inner tape head of the winding belt 607 is connected with the winding wheel 605 through glue, and an outer tape head of the winding belt 607 is connected with the throttle lever 4 through a connecting assembly 7.

In this embodiment, the connection assembly 7 includes a second mounting block 701, a second clamping groove is formed in the inner side of the second mounting block 701 and clamped to the throttle rod 4, a second mounting plate 702 is further arranged on the inner side of the second mounting block 701, the second mounting plate 702 is connected with the second mounting block 701 through a screw, a splicing plate 703 shaped like a Chinese character ji is installed in the middle of the inner side of the second mounting plate 702, an outer band head of the winding band 607 is connected with a splicing head 704 through glue, and the splicing or separation between the splicing head 704 and the splicing plate 703 can be realized.

In this embodiment, a limiting plate 608 having a shape like a Chinese character ji is mounted on the top of the first mounting block 601, and a rectangular channel through which only the rolling tape 607 passes and the plug connector cannot pass is defined between the limiting plate 608 and the first mounting block 601. When the device is not needed, a driver can separate the plug board 703 and the plug connector 704, and the furling belt 607 is driven by the furling motor 606 to furl the exposed part until the plug connector 704 contacts the limit board 608.

(1) when a driver normally steps on the brake pedal 1 with the right foot, a pressure value signal of the foot step pressure of the driver is obtained in real time through the pressure sensor I101, the pressure value signal is transmitted to the controller 501 in real time, the pressure value signal is converted and calculated in real time through the controller 501, the winding motor 606 is controlled to positively rotate in real time, a winding belt 607 with a certain length is released, and then normal brake is achieved;

(2) when the driver normally steps on the accelerator pedal 3 with the right foot, the pressure value signal of the driver's foot pressure is obtained in real time through the second pressure sensor 301, and is transmitted to the controller 501 in real time, the pressure value signal is converted and calculated in real time through the controller 501, and meanwhile, whether the change of the front and rear pressure values has a sudden change condition or not is calculated and judged:

①, if there is no sudden change, the controller 501 judges normal acceleration and controls the furling motor 606 to rotate forward in real time and release a furling belt 607 of a certain length, thereby realizing normal oil supply acceleration;

② if there is a sudden change, the controller 501 determines that it is abnormal to accelerate and controls the furling motor 606 to rotate reversely and wind the furling belt 607 with a certain length, so that the brake lever 2 and the throttle lever 4 are connected into a whole by the tightened furling belt 607, and the brake lever 2 is pressed down when the throttle pedal 3 is pressed down, so that the automobile cannot accelerate effectively.

In summary, the device for converting mistaken stepping on the accelerator into emergency braking and the using method thereof in the invention: the pressure data applied to the brake pedal 1 and the accelerator pedal 3 by a driver are respectively detected in real time through the first pressure sensor 101 and the second pressure sensor 301, the pressure data obtained by detection of the first pressure sensor 101 and the pressure data obtained by detection of the second pressure sensor 301 are respectively processed and displayed in real time through the controller 501 and the touch screen 502, meanwhile, whether sudden change exists in the change of the front pressure value and the rear pressure value is calculated and judged, when the sudden change exists, the controller 501 judges that the sudden change is abnormal acceleration and controls the winding motor 606 to rotate reversely and wind the winding belt 607 with a certain length, so that the brake rod 2 and the accelerator rod 4 are connected through the tight winding belt 607 to form a whole, the brake rod 2 is pressed down when the accelerator pedal 3 is pressed down, and the automobile cannot be effectively accelerated. Compared with the prior art, the device for converting mistaken stepping on the accelerator into emergency braking has the characteristics of more reasonable structure, simpler structure, more accurate judgment, better adaptability and good braking effect.

The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.

Claims

1. The utility model provides a device that will miss the gas conversion and promptly brake which characterized in that: including brake pedal (1) and brake lever (2), accelerator pedal (3) and accelerator lever (4), on-vehicle computer (5), roll-up subassembly (6) and coupling assembling (7), wherein:

the upper end surfaces of the brake pedal (1) and the accelerator pedal (3) are respectively embedded with a first pressure sensor (101) and a second pressure sensor (301), and the first pressure sensor (101) and the second pressure sensor (301) are respectively used for detecting in real time to obtain pressure data applied to the brake pedal (1) and the accelerator pedal (3) by a driver;

the vehicle-mounted computer (5) comprises a controller (501) and a touch screen (502), the controller (501) is electrically connected with the pressure sensor I (101), the pressure sensor II (301) and the touch screen (502) respectively, and the controller (501) and the touch screen (502) are used for processing and displaying pressure data detected by the pressure sensor I (101) and the pressure sensor II (301) in real time respectively;

the winding component (6) is arranged on a brake lever (2) and comprises a first mounting block (601), the inner side of the first mounting block (601) is provided with a clamping groove and clamped on the brake lever (2), the inner side of the first mounting block (601) is further provided with a first mounting plate (602), the first mounting plate (602) is connected with the first mounting block (601) through screws, two fixing plates (603) are symmetrically welded on the outer side of the first mounting block (601), a mounting shaft (604) is rotatably arranged between the two fixing plates (603), a winding wheel (605) is fixed in the middle of the mounting shaft (604), a winding motor (606) is arranged on the outer side of the fixing plate (603), the output shaft of the winding motor (606) is in key connection with the mounting shaft (604), a winding tape (607) is wound on the winding wheel (605), and the inner tape head of the winding tape (607) is connected with the winding wheel (605) through glue, the outer belt head of the rolling belt (607) can be connected with the accelerator rod (4) through a connecting component (7), a limiting plate (608) in a shape like a Chinese character 'ji' is installed at the top of the first mounting block (601), and a rectangular channel which only allows the rolling belt (607) to pass through and cannot pass through a plug connector is defined between the limiting plate (608) and the first mounting block (601);

connecting assembly (7) are installed on throttle lever (4) and including installation piece two (701), the inboard of installation piece two (701) is equipped with draw-in groove two and clamps on throttle lever (4), the inboard of installation piece two (701) still is equipped with installation board two (702), installation board two (702) are connected with installation piece two (701) through the screw, pinboard (703) of "nearly" style of calligraphy are installed between two (702) inbetweens to the inboard of installation board, the outer tape head of rolling up area (607) is connected with bayonet joint (704) through glue, can realize pegging graft or separation between bayonet joint (704) and pinboard (703), rolling up subassembly (6) and connecting assembly (7) can convert driver mistake accelerator pedal (3) into stepping on brake pedal (1).

2. A method of using the device for converting a mis-tip into an emergency brake as claimed in claim 1, wherein: the method comprises the following conditions:

(1) when a driver normally steps on the brake pedal (1) with the right foot, a pressure value signal of the foot pressure of the driver is obtained in real time through the pressure sensor I (101), the pressure value signal is transmitted to the controller (501) in real time, the pressure value signal is converted and calculated in real time through the controller (501), the winding motor (606) is controlled to positively rotate in real time, a winding belt (607) with a certain length is released, and normal brake is achieved;

(2) when the driver normally tramples the accelerator pedal (3) with the right foot, the pressure value signal of the foot pressure of the driver is obtained in real time through the second pressure sensor (301), the pressure value signal is transmitted to the controller (501) in real time, the pressure value signal is converted and calculated in real time through the controller (501), and meanwhile, the change of the front pressure value and the rear pressure value is calculated and judged whether the sudden change condition exists or not:

①, if there is no sudden change, the controller (501) judges normal acceleration and controls the furling motor (606) to rotate positively in real time and release a furling belt (607) with a certain length, thereby realizing normal oil supply acceleration;

② if there is sudden change, the controller (501) judges abnormal acceleration and controls the furling motor (606) to rotate reversely and wind the furling belt (607) with a certain length, so that the brake lever (2) and the accelerator lever (4) are connected into a whole through the tightened furling belt (607), and the brake lever (2) is pressed down when the accelerator pedal (3) is pressed down, so that the automobile can not be accelerated effectively.