CN102019894A

CN102019894A - A vehicle air bag protective device

Info

Publication number: CN102019894A
Application number: CN 201010504897
Authority: CN
Inventors: 任永斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-10-10
Filing date: 2010-10-10
Publication date: 2011-04-20

Abstract

Disclosed is a vehicle air bag protective device. Air bags are arranged in the housing of a vehicle in the front, rear, side, top and bottom part. An air bag ejection mouth is provided on the housing and the air bags are connected with an air generator through air pipes and an air control valve. In order to realize automatic control or to facilitate manual control, a solenoid valve can be employed to serve as the air control valve, of which the opening and closing can be controlled by a person or by a computer-intelligence-determining circuit comprising a rollover sensor, a speed sensor, a distance sensor, and an output executive circuit. When a vehicle emergency occurs, signals are outputted to the output executive circuit by manually opening the solenoid valve or by the computer-intelligence-determining circuit which makes decisions according to signals sent by the rollover sensor, the speed sensor, and the distance sensor, and the solenoid valve is opened by the executive circuit; then the air bags eject out instantly. In this way, the vehicle is protected against hard bumping, thereby reducing damage on the vehicle and injury to people.

Description

A kind of vehicle airbag fender guard

Technical field

The present invention relates to a kind of vehicle airbag fender guard; especially a kind of when car and have and bump between the object of certain degree of hardness when inevitable, around vehicle body, eject air bag is protected the people's safety in car and the car outside car a kind of vehicle airbag fender guard.

Background technology

At present; safety air bag as the application of a kind of auxiliary protection means in automobile more and more widely; its principle is: when collision happens; safety air bag control tree module is handled it to signal fast; confirm that the order of severity that bumps has exceeded the protective capability of safety strap; just discharge air bag rapidly, occupant's head, chest are directly contacted with comparatively soft resilient air bag, thereby alleviate occupant's injury by the buffer action of air bag.This device is when automobile bumps; the people there is the certain protection effect; but be hard collision between car and the car or between car and the thing; destruction to car is very big; excessive impulsive force makes the interior safety air bag of car have a greatly reduced quality to the protective effect of human body simultaneously; it is entirely in car that its air bag ejects, and can't avoid or cushion car and car, car and thing, car and ground-surface hard collision.

Summary of the invention

In order to overcome the ejection of existing protection air bag be entirely in car; can't avoid or cushion car and car; car and thing; car and ground-surface hard collision; when the speed of a motor vehicle too fast; the shortcoming that safety air bag was had a greatly reduced quality to the protective effect of human body in the car when impact was excessive; the shortcoming of the easy injures and deaths of personnel in car is turned down high sloping impact cart; the invention provides a kind of vehicle airbag fender guard; when car is bumping; rollover; the moment of rolling; discharge safety air bag rapidly outside car at the position that may clash into or around car; make car and car; car and thing; be separated with safety air bag between the collision between car and the ground; the energy of collision is partially absorbed by air bag; slow down car and car; car and thing or car and ground-surface impact make people and car safer.

The technical solution adopted for the present invention to solve the technical problems is:

The present invention is in the front of car, the back, the side, above, install air bag additional in the following shell, the air bag ejection door is arranged on the shell, air bag passes through gas line, gas control valve is connected with gas generator, when running into emergency situation, collides when inevitable by automobile, open gas control valve, the air bag ejection door moment of air bag in the auto body from the shell ejects, make the collision of automobile obtain buffering, alleviate people and Che and be subjected to the directly infringement of bump, in order to realize automatic guidance or to make things convenient for hand control, gas control valve can use electromagnetic valve, by unlatching artificial or Computerized intelligent decision circuitry control electromagnetic valve, the intelligent decision circuit is by toppling over tilt sensor, speed sensor, rang sensor, output executing circuit is formed.When car in case of emergency; by manual opens solenoid valve or by topple over information that tilt sensor, speed sensor, rang sensor transmit after the intelligent decision circuit judges output signal to output executing circuit; by the executive circuit opens solenoid valve; air bag moment ejection; protect car not collided firmly, alleviated car and the people degree that comes to harm.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is a principle of the invention scheme drawing.

1. body shells among the figure, 2. air bag, 3. gas generator, 4. gas line, 5. gas control valve.

Fig. 2 is the control circuit figure of the present invention when adopting electromagnetic valve.

6. preceding air bag electromagnetic valve coils among the figure, 7. rear gasbag electromagnetic valve coil, 8. left air bag electromagnetic valve coil, 9. before air bag electromagnetic valve hand switch, 10. rear gasbag electromagnetic valve hand switch, 11. left air bag electromagnetic valve hand switch, 12. source switchs, 13. power supplys, 14. Computerized intelligent decision circuitry, 15. preceding air bag controlled output diode, 16. rear gasbags control output diode, 17. left air bag controlled output diodes.

Fig. 3 is Computerized intelligent circuit relationships figure of the present invention.

14. Computerized intelligent decision circuitry among the figure, 18. topple over tilt sensor, 19. speed sensors, 20. rang sensors, 21. output executing circuits.

The specific embodiment

In the embodiment of Fig. 1, Fig. 2, Fig. 3, we are that the present invention is further described for example to implement a kind of air bag for vehicle fender guard:

In Fig. 1, the arranged around of body shell 1 has air bag 2, have air bag 2 ejection doors on body shell 1, gas generator 3 is connected to air bag 2 by gas line 4, is provided with gas control valve 5 in gas line, be used for switching gas, the number of air bag 2 is decided as required, can arrange a plurality of air bags 2 all around up and down, also can arrange by important position, the only increase of air bag number, gas line, gas control valve will correspondingly increase.

In Fig. 2, preceding air bag electromagnetic valve coil 6 can be by 9 controls of preceding air bag electromagnetic valve hand switch, also can be by Computerized intelligent decision circuitry 14 through before needing to open after judging during air bag, and on-off signal is through preceding air bag controlled output diode 15 outputs; Rear gasbag electromagnetic valve coil 7 can be by 10 controls of rear gasbag electromagnetic valve hand switch, and when needing to open rear gasbag after also can being judged by Computerized intelligent decision circuitry 14 processes, on-off signal is through 16 outputs of rear gasbag control output diode; Left side air bag electromagnetic valve coil 8 can be by preceding left air bag electromagnetic valve hand switch 11 controls, and when needing to open left air bag after also can being judged by Computerized intelligent decision circuitry 14 processes, on-off signal is through 17 outputs of last left capsule control output diode; Control circuit is powered through source switch 12 by power supply 13, embodiment in Fig. 2, forward and backward, left air bag has only drawn, during actual enforcement, can increase and decrease air bag on demand, such as right air bag, upper gasbag, spirit capsule etc., also can control a plurality of air bags by a switch, when falling, need all to open air bags, avoid automobile to be subjected to excessive impact and cause excessive damage or personal casualty such as automobile.

In Fig. 3, the front end of Computerized intelligent decision circuitry 14 is to topple over tilt sensor 18, speed sensor 19, rang sensor 20, after judging, Computerized intelligent decision circuitry 14 outputs signal to output executing circuit 21 by toppling over the information that tilt sensor 18 transmits, the kinematic velocity of speed sensor 19 inspection vehicles, and information offered Computerized intelligent decision circuitry 14, the distance of rang sensor 20 inspection vehicle impingement distance things.

The selection of equipment:

Air bag: adopt the existing the same principle of automotive airbag, only existing automotive airbag of this air bag volume is big, and balloon thickness than the interior balloon thickness of existing car more greatly.

Gas generator: adopt the technology of existing automobile safety air bag gas generator get final product, this technology is through for many years research and development, use, and its technology is maturation very.

Gas line: can adopt hard tube or flexible pipe, must consider the pressure of gas, as long as compression resistance enough.

Gas control valve: can adopt common gas control valve, if Based Intelligent Control or make things convenient for hand control, adopting electromagnetic valve is good selection as gas control valve.

Hand control switch: common button switch gets final product, be arranged in the maneuverable place of chaufeur, can establish a main supply switch, can open whole air bags, also can establish a plurality of switch-dividings, the purpose that each air bag is opened in realization respectively, but must be arranged in the not place of movability of revenue passenger, usually can't start, when judgement really emergency situation takes place, just can start.

Power supply: for convenient, directly use the power supply of automotive battery to get final product, battery valve also will be selected the specification that is complementary with this power supply.

The Computerized intelligent circuit: topple over tilt sensor, speed sensor, rang sensor and all sold by finished product, its control circuit also has very ripe design, is not described in detail in this, and selects suitable use to get final product.

Claims

1. vehicle airbag fender guard; it is characterized in that: fender guard is made up of air bag (2), gas generator (3), gas line (4), gas control valve (5); air bag (2) is distributed in the body shell (1), on body shell (1) the air bag ejection door is arranged.

2. a kind of vehicle airbag fender guard as claimed in claim 1 is characterized in that: used electromagnetic valve, electromagnetic valve is controlled by the electromagnetic valve hand switch.

3. a kind of vehicle airbag fender guard as claimed in claim 1; it is characterized in that: used electromagnetic valve; electromagnetic valve is controlled by smart circuit, smart circuit by Computerized intelligent decision circuitry (14), topple over tilt sensor (18), speed sensor (19), rang sensor (20), output executing circuit (21) and form.