CN212950548U

CN212950548U - Mechanical device for emergency stop in response to vehicle vision blind area

Info

Publication number: CN212950548U
Application number: CN202021501125.XU
Authority: CN
Inventors: 查云飞; 刘鑫烨; 吴昊; 侯乃仁; 权晓玉; 郑寻; 于淼
Original assignee: Fujian University of Technology
Current assignee: Fujian University of Technology
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-04-13
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to a reply vehicle vision blind area's mechanical device that promptly stops, its characterized in that: including motor vehicle with establish at the pterygoid lamina of two independent settings in motor vehicle front portion or rear portion both sides, the pterygoid lamina includes the fixed plate with motor vehicle frame fixed connection and the fly leaf with fixed plate relative slip, be equipped with the spout on the motor vehicle frame, fly leaf sliding connection is on the spout, the gap that separates relatively has between fixed plate and the fly leaf, just being equipped with the recess of placing displacement sensor on the surface to the fly leaf on the fixed plate, displacement sensor's contact pilotage stretches out the recess and is close to the fly leaf. The utility model discloses can regard as the auxiliary device of current car emergency brake to improve the accuracy of the emergent brake of vehicle.

Description

Mechanical device for emergency stop in response to vehicle vision blind area

The technical field is as follows:

the utility model relates to a mechanical device that should promptly stop of vehicle vision blind area.

Background art:

at present, the application of the automobile emergency stop device mainly depends on the distance measurement of a sensor around an automobile body to a target object, and when the distance is smaller than a certain value, a braking signal is transmitted to a processor of the automobile, so that the emergency braking is completed by braking.

In some special cases, for example, when a vehicle travels at a slow speed, when a small and straight obstacle (such as a child, a small animal, etc.) is hit by the obstacle, due to the defects that the currently used ultrasonic radar has a large scattering angle and a poor direction, and is easily influenced by the environment, the object cannot be detected under the condition that the reflecting surface of the small object is insufficient.

The invention content is as follows:

in view of the not enough of prior art, the utility model aims to solve the technical problem that a mechanical device that should deal with the urgent stop of vehicle vision blind area is provided, and this mechanical device that should deal with the urgent stop of vehicle vision blind area reasonable in design can regard as the auxiliary device of car emergency brake.

The utility model discloses mechanical device of emergency stop of reply vehicle vision blind area, its characterized in that: including motor vehicle with establish at the pterygoid lamina of two independent settings in motor vehicle front portion or rear portion both sides, the pterygoid lamina includes the fixed plate with motor vehicle frame fixed connection and the fly leaf with fixed plate relative slip, be equipped with the spout on the motor vehicle frame, fly leaf sliding connection is on the spout, the gap that separates relatively has between fixed plate and the fly leaf, just being equipped with the recess of placing displacement sensor on the surface to the fly leaf on the fixed plate, displacement sensor's contact pilotage stretches out the recess and is close to the fly leaf.

Furthermore, the gap is formed by the end surfaces of the fixed plate and the movable plate which are close to each other.

Furthermore, the movable plate is provided with a dustproof sheet extending towards one side of the fixed plate close to the fixed plate, and the dustproof sheet covers the gap.

Furthermore, the displacement sensor is electrically connected with a vehicle controller, and the vehicle controller is electrically connected with the brake.

Furthermore, the sliding groove is a strip-shaped through groove formed in the frame, and a limit protruding pin extending into the strip-shaped through groove is arranged on the movable plate.

Further, the wing panel includes a skirt panel located at a front half of the vehicle and a panel body integrally connected to the skirt panel and located at a side of the vehicle.

The utility model discloses the theory of operation of the mechanical device of the urgent stop of reply vehicle vision blind area, when the vehicle traveles at a slow speed, when the place ahead or rear met tiny and straight barrier, the fly leaf of pterygoid lamina receives blockking of barrier, make its relative frame move to the rear side, this fly leaf pressure touches displacement sensor's contact pilotage during the removal, thereby trigger vehicle controller and drive the stopper braking, the device can feel through displacement sensor and touch the tiny and straight barrier that present automobile body sensor can't sense and touch, can regard as the auxiliary device of current car emergency brake, thereby improve the accuracy of vehicle emergency brake.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Description of the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a top view of FIG. 2;

fig. 4 is a control schematic block diagram of the present invention.

The specific implementation mode is as follows:

in order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

The utility model discloses the mechanical device that should the urgent stop of vehicle vision blind area includes motor vehicle 1 and establishes pterygoid lamina 2 at motor vehicle 1 front portion or two independent settings in rear portion both sides, pterygoid lamina 2 include with 5 fixed connection of motor vehicle frame fixed plate 3 and with fixed plate relative slip's fly leaf 4, be equipped with spout 6 on the

motor vehicle frame

5, 4 sliding connection of fly leaf are on spout 6, have relative spaced gap 7 between fixed plate 3 and the fly leaf 4, just on the fixed plate to the fly leaf be equipped with the recess 8 of placing displacement sensor 12 on the surface, displacement sensor's contact pilotage 9 stretches out the recess and is close to the fly leaf.

Further, the gap 7 is formed by end surfaces of the fixed plate and the movable plate which are close to each other for the sake of rational design, and an airbag 10 is provided in the gap for the purpose of being usable even during the subsequent running after the vehicle is braked.

Furthermore, in order to avoid filths such as dust to get into the gap, above-mentioned fly leaf is close to and is equipped with the dustproof piece 11 that extends to fixed plate one side on the fixed plate, and this dustproof piece covers the gap, when the vehicle traveles or parks, all can get into the filth in the gap, through the cover of this dustproof piece 11 to make these some filths can not get into promptly, guarantee the reliability of using.

Further, for effective control, the displacement sensor 12 is electrically connected to a vehicle controller 13, and the vehicle controller 13 is electrically connected to a brake 14.

Furthermore, in order to make the movable plate slide stably and reliably, the sliding groove is a strip-shaped through groove formed in the frame, a limiting convex pin 16 extending into the strip-shaped through groove is arranged on the movable plate 4, and the other end of the limiting convex pin 16 can be connected with a nut, so that the movable plate cannot be separated.

Further, in order to make the device cover the main blind area of the vehicle, the wing plate comprises a skirt plate 17 positioned at the half of the front side of the vehicle and a plate body 18 connected with the skirt plate into a whole and positioned at the side part of the vehicle, the blind area of the vehicle is positioned around the front bumper and the rear bumper of the vehicle, so that the wing plate 17 and the plate body 18 are connected into a whole, as long as an obstacle pushes the wing plate in the opposite direction of the vehicle, the wing plate can move towards the rear side under the action of certain force, the contact pin 9 of the displacement sensor is triggered, and then the vehicle controller drives the brake to brake; in addition, because the apron boards 17 on the left and the right are independent, the acquisition of the collision signals is not influenced.

When the vehicle runs at a low speed in a narrow area and an obstacle is in a blind area of a driver sight, the obstacle touches the movable plate part of the device, so that the limiting convex pin 16 of the movable plate moves backwards in the direction of the sliding groove and further touches the displacement sensor contact pin 9 embedded in the groove of the fixed plate of the device, when the displacement sensor obtains a displacement signal, the vehicle central processing unit (controller) calculates the braking pressure required by sudden stop through different displacement signals, and the minimum injury to the driver, the obstacle or children is ensured.

The device can independently work at the left and right sides, so that the collision prevention probability is greatly improved, and the device can also be applied to the tail part of the automobile, so that when the automobile runs, the probability that a short object is collided in a blind area to cause a serious consequence is reduced, and the active safety performance of the automobile is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A mechanical device for handling an emergency stop in a blind vision area of a vehicle, comprising: including motor vehicle with establish at the pterygoid lamina of two independent settings in motor vehicle front portion or rear portion both sides, the pterygoid lamina includes the fixed plate with motor vehicle frame fixed connection and the fly leaf with fixed plate relative slip, be equipped with the spout on the motor vehicle frame, fly leaf sliding connection is on the spout, the gap that separates relatively has between fixed plate and the fly leaf, just being equipped with the recess of placing displacement sensor on the surface to the fly leaf on the fixed plate, displacement sensor's contact pilotage stretches out the recess and is close to the fly leaf.

2. The mechanical device for handling the emergency stop of the vehicle vision blind area according to claim 1, characterized in that: the gap is formed by the end surfaces of the fixed plate and the movable plate which are close to each other.

3. The mechanical device for handling the emergency stop of the vehicle vision blind area according to claim 1 or 2, characterized in that: and the movable plate is provided with a dustproof sheet extending to one side of the fixed plate close to the fixed plate, and the dustproof sheet covers the gap.

4. The mechanical device for handling the emergency stop of the vehicle vision blind area according to claim 1, characterized in that: the displacement sensor is electrically connected with the vehicle controller, and the vehicle controller is electrically connected with the brake.

5. The mechanical device for handling the emergency stop of the vehicle vision blind area according to claim 1, characterized in that: the sliding groove is a strip-shaped through groove formed in the frame, and a limit protruding pin extending into the strip-shaped through groove is arranged on the movable plate.

6. The mechanical device for handling the emergency stop of the vehicle vision blind area according to claim 1, characterized in that: the wing panel includes a skirt panel positioned at a front half of the vehicle and a panel body integrally connected to the skirt panel and positioned at a side of the vehicle.