CN102774345B - Passenger protective device for small-sized passenger car - Google Patents
Passenger protective device for small-sized passenger car Download PDFInfo
- Publication number
- CN102774345B CN102774345B CN201210255258.7A CN201210255258A CN102774345B CN 102774345 B CN102774345 B CN 102774345B CN 201210255258 A CN201210255258 A CN 201210255258A CN 102774345 B CN102774345 B CN 102774345B
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- China
- Prior art keywords
- guide rail
- grille guard
- housing case
- vehicle
- ejection mechanism
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- 230000001681 protective effect Effects 0.000 title abstract 12
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000001133 acceleration Effects 0.000 claims description 9
- 239000003351 stiffener Substances 0.000 claims description 6
- 230000006378 damage Effects 0.000 abstract description 7
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 238000012216 screening Methods 0.000 abstract 6
- 208000037974 severe injury Diseases 0.000 abstract 1
- 230000009528 severe injury Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001459 mortal effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
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- Body Structure For Vehicles (AREA)
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Abstract
The invention discloses a passenger protective device for a small-sized passenger car. The passenger protective device is used for improving safety of small-sized vehicle driving and preventing severe injuries of passengers caused by rear-end collision accidents between the small-sized passenger car and large-sized vehicles. The passenger protective device comprises a protective screening, a protective screening furling and accommodating case, an ejection mechanism, a guide rail, a locking mechanism, a control system and a fixed installation mechanism, the protective screening can be spread along the guide rail under the driving of components of the ejection mechanism, the ejection mechanism is installed in the protective screening furling and accommodating case, the protective screening furling and accommodating case and the guide rail are fixedly assembled with a car A column through the fixed installation mechanism, and the locking mechanism is assembled with the protective screening and the guide rail. According to the passenger protective device for the small-sized passenger car, a car passive safety protective mode is innovated, the structure is simple, the installation is convenient, the performance is reliable, and the injuries of the passengers caused by severe rear-end collision accidents between the small-sized vehicles and large-sized vehicles can be effectively reduced.
Description
Technical field
The present invention relates to a kind of occupant protection system of manned vehicle, be particularly useful for the protection to small passenger car front windshield position, avoid with full size vehicle rear-end collision in cause serious injury to occupant, belong to automobile technical field.
Background technology
Along with the progress of auto manufacturing technology, the requirement of people to vehicle in-use performance is more and more higher, for improving Vehicle Speed, the design height of general vehicle chassis and vehicle body reduces all greatly, and this is for small passenger car, is pursuing the behind but under cover major safety risks stimulated at a high speed, namely when there is serious rear-end collision in miniature car and high capacity waggon, dilly can embed below large chassis, and the outer rigid objects of car passes through windshield, causes the mortal injury to small size gasoline passenger.According to statistics in compact car and the serious rear-end collision of truck, in compact car, front-row occupant mortality is more than 90%.Therefore, urgently a kind of safety device being exclusively used in a small passenger car front windshield position of development and Design at present, to reduce the injury to occupant in vehicle collides therewith.
Summary of the invention
The object of the invention is to the safety travelled for improving dilly, providing that a kind of structure is simple, easy for installation, the small passenger car occupant protection system of dependable performance.
Problem of the present invention realizes with following technical proposals:
A kind of small passenger car occupant protection system; it comprises grille guard, grille guard retracting housing case, ejection mechanism, guide rail, lockable mechanism, control system and fixed installation sector; described grille guard can launch along guide rail under ejection mechanism element promotes; described ejection mechanism is arranged in grille guard retracting housing case; described grille guard retracting housing case and guide rail assemble by fixed installation sector and vehicle A post are fixing, described lockable mechanism and grille guard and guide rail equipped.
Above-mentioned small passenger car occupant protection system; described grille guard is flexibly connected by one group of high strength strap stiffener and forms; off working state lower wall twists in grille guard retracting housing case, and its one end and grille guard furl housing case and be fixedly connected with, and the other end is connected with ejection mechanism element.
Above-mentioned small passenger car occupant protection system; described ejection mechanism comprises electric detonator, gas generator and transmitting block; described electric detonator is connected with gas generator, and described gas generator opens quick-fried rear promotion transmitting block along guide rail movement, and described transmitting block promotes grille guard and launches along guide rail.
Above-mentioned small passenger car occupant protection system, described guide rail is tilted-putted rectangular groove structure, is made up of symmetrical two parts, and they are equipped with corresponding fixed installation sector element respectively.
Above-mentioned small passenger car occupant protection system; described lockable mechanism comprises the two parts be symmetrically arranged; wherein every part forms by lock, dead bolt and lock body; described lock is fixed on grille guard front end; described dead bolt and lock body hinged; dead bolt is provided with the locking hole mated with lock, and described lock body is fixedly mounted on the lower end of guide rail.
Above-mentioned small passenger car occupant protection system; described control system comprises crash sensor, acceleration pick-up and vehicle ECU control unit; described crash sensor quantity is no less than three; they are installed in above grille guard retracting housing case, and described acceleration pick-up and vehicle ECU control unit are arranged on vehicle body.
Above-mentioned small passenger car occupant protection system; described fixed installation sector comprises guide rail bearing and grille guard retracting housing case bearing; described guide rail bearing and guide rail lower end are equipped with; it is fixedly mounted on the lower end of vehicle A post; described grille guard retracting housing case bearing and grille guard furl housing case form fit, and it is fixedly mounted on the upper end of vehicle A post.
The present invention is when automobile is about to rear-end impact occurs, preceding object thing signal is sensed by the crash sensor being positioned at vehicle windscreen top, instruction is sent after being judged by the analysis of vehicle ECU control unit, gas generator is ignited by electric detonator, transmitting block promotes grille guard and opens rapidly along track, the high strength strap stiffener of grille guard covers above windshield, prevents sharp objects from passing windshield and causes actual bodily harm to chaufeur or occupant; In structure of the present invention, be arranged on the guide rail on the A post of vehicle both sides, can not only launch to provide directional tagging for grille guard, and when collision happens, by high strength strap stiffener, both sides A post be coupled together, improve the impact resistance of vehicle body; In structure of the present invention, lockable mechanism defines the range of movement of grille guard, ensure that the accuracy of grille guard open position; The present invention is by the set signalling comprehensive of vehicle ECU to crash sensor and acceleration pick-up; only have when front desired location obstacle being detected when crash sensor and detect that acceleration change amount reaches setting value in vehicle acceleration sensor; safety fender guard just plays a role, and avoids the maloperation caused by non-collision obstacle information merely.In a word, the present invention has innovated a kind of vehicle passive safety protected mode, has that structure is simple, easy for installation, the feature of dependable performance, can effectively reduce dilly with the injury that brings to occupant in the serious rear-end collision of cart.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 is the present invention and vehicle location relation schematic diagram;
Fig. 2 is structural representation of the present invention;
Fig. 3 is A place schematic enlarged-scale view in Fig. 2;
Fig. 4 is front view of the present invention;
Fig. 5 is lateral plan of the present invention;
Fig. 6 is ejection mechanism principle of work schematic diagram;
Fig. 7 ~ Fig. 8 is lockable mechanism working process schematic diagram.
In figure, each label is: 1, lockable mechanism, 1-1, lock, 1-2, dead bolt, 1-3, lock body, 2, guide rail, 3, grille guard, 4, ejection mechanism, 4-1, electric detonator, 4-2, gas generator, 4-3, transmitting block, 5, colliding sensor, 6, grille guard retracting housing case, 7, grille guard retracting housing case bearing, 8, guide rail bearing, 9, vehicle A post.
Detailed description of the invention
Referring to Fig. 1, Fig. 2, Fig. 4, Fig. 5, Fig. 6, the present invention includes grille guard 3, grille guard retracting housing case 6, ejection mechanism 4, guide rail 2, lockable mechanism 1, control system and fixed installation sector.Described grille guard 3 is flexibly connected by one group of high strength strap stiffener and forms, it is inner that off working state lower wall twists in grille guard retracting housing case 6, its one end and grille guard furl housing case 6 and are fixedly connected with, the other end is connected with the element of ejection mechanism, and it can launch along guide rail 2 under ejection mechanism element promotes; It is inner that described ejection mechanism 4 is arranged on grille guard retracting housing case 6, it comprises electric detonator 4-1, gas generator 4-2 and transmitting block 4-3, described electric detonator 4-1 is connected with gas generator 4-2, described gas generator 4-2 opens quick-fried rear promotion transmitting block 4-3 and moves along guide rail 2, and described transmitting block 4-3 promotes grille guard 3 and launches along guide rail 2; Described grille guard retracting housing case 6 and guide rail 2 are fixed by fixed installation sector and vehicle A post 9 and are assembled; Described lockable mechanism 1 comprises the two parts be symmetrically arranged, wherein every part forms by lock 1-1, dead bolt 1-2 and lock body 1-3, described lock 1-1 is fixed on grille guard 3 front end, described dead bolt 1-2 and lock body 1-3 is hinged, dead bolt 1-2 is provided with the locking hole mated with lock, and described lock body 1-3 is fixedly mounted on the lower end of guide rail 2; Described fixed installation sector comprises guide rail bearing 8 and grille guard retracting housing case bearing 7, described guide rail bearing 8 is equipped with guide rail 2 lower end, it is fixedly mounted on the lower end of vehicle A post 9, described grille guard retracting housing case bearing 7 furls housing case 6 form fit with grille guard, and it is fixedly mounted on the upper end of vehicle A post 9.
Referring to Fig. 1 ~ Fig. 8, the present invention is positioned at vehicle body top, the top of front windshield glass, when it is in off working state, grille guard 3 is coiled at grille guard retracting housing case 6 inner, only have and front desired location obstacle detected when being arranged on the crash sensor 5 on grille guard retracting housing case 6, and when detecting that acceleration change amount reaches setting value by acceleration pick-up, safety fender guard just plays a role; The present invention limits the range of movement of grille guard by lockable mechanism 1, ensure that the accuracy of grille guard open position.Working process of the present invention is: when automobile is about to rear-end impact occurs, preceding object thing signal is sensed by the crash sensor 5 being positioned at vehicle windscreen top, instruction is sent after being judged by the analysis of vehicle ECU control unit, gas generator 4-2 ignites by electric detonator 4-1, transmitting block 4-3 promotes grille guard 3 and opens rapidly along guide rail 2, subsequently, first the lock 1-1 being arranged on grille guard 3 front end touches the locking hole edge of dead bolt 1-2, dead bolt 1-2 and lock body 1-3 is driven to relatively rotate, make the locking hole of dead bolt 1-2 by lock 1-1 locking, now, the high strength strap stiffener of grille guard 3 covers above windshield, prevent sharp objects from passing windshield and cause actual bodily harm to chaufeur or occupant, serve the safety guard-safeguard effect to passenger.
Claims (3)
1. a small passenger car occupant protection system, it is characterized in that, it comprises grille guard (3), grille guard retracting housing case (6), ejection mechanism (4), guide rail (2), lockable mechanism (1), control system and fixed installation sector, described grille guard (3) launches along guide rail (2) under ejection mechanism element promotes, described ejection mechanism (4) is arranged in grille guard retracting housing case (6), described grille guard retracting housing case (6) and guide rail (2) are fixed by fixed installation sector and vehicle A post (9) and are assembled, described lockable mechanism (1) is equipped with grille guard (3) and guide rail (2),
Described grille guard (3) is flexibly connected by one group of high strength strap stiffener and forms, off working state lower wall twists in grille guard retracting housing case (6), its one end and grille guard furl housing case (6) and are fixedly connected with, and the other end is connected with the element of ejection mechanism;
Described ejection mechanism (4) comprises electric detonator (4-1), gas generator (4-2) and transmitting block (4-3), described electric detonator (4-1) is connected with gas generator (4-2), described gas generator (4-2) opens quick-fried rear promotion transmitting block (4-3) along guide rail (2) motion, and described transmitting block (4-3) promotes grille guard (3) and launches along guide rail (2);
Described lockable mechanism (1) comprises the two parts be symmetrically arranged, wherein every part forms by lock (1-1), dead bolt (1-2) and lock body (1-3), described lock (1-1) is fixed on grille guard (3) front end, described dead bolt (1-2) is hinged with lock body (1-3), dead bolt (1-2) is provided with the locking hole mated with lock, and described lock body (1-3) is fixedly mounted on the lower end of guide rail (2);
Described control system comprises crash sensor (5), acceleration pick-up and vehicle ECU control unit, described crash sensor (5) quantity is no less than three, they are installed on grille guard retracting housing case (6), and described acceleration pick-up and vehicle ECU control unit are arranged on vehicle body.
2. small passenger car occupant protection system according to claim 1, is characterized in that, described guide rail (2) is tilted-putted rectangular groove structure, is made up of symmetrical two parts, and they are equipped with corresponding fixed installation sector element respectively.
3. small passenger car occupant protection system according to claim 2; it is characterized in that; described fixed installation sector comprises guide rail bearing (8) and grille guard retracting housing case bearing (7); described guide rail bearing (8) is equipped with guide rail (2) lower end; it is fixedly mounted on the lower end of vehicle A post (9); described grille guard retracting housing case bearing (7) furls housing case (6) form fit with grille guard, and it is fixedly mounted on the upper end of vehicle A post (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255258.7A CN102774345B (en) | 2012-07-23 | 2012-07-23 | Passenger protective device for small-sized passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210255258.7A CN102774345B (en) | 2012-07-23 | 2012-07-23 | Passenger protective device for small-sized passenger car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102774345A CN102774345A (en) | 2012-11-14 |
| CN102774345B true CN102774345B (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210255258.7A Expired - Fee Related CN102774345B (en) | 2012-07-23 | 2012-07-23 | Passenger protective device for small-sized passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102774345B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103358947A (en) * | 2013-07-29 | 2013-10-23 | 长城汽车股份有限公司 | Vehicle |
| CN107697017B (en) * | 2017-07-12 | 2020-06-02 | 宝沃汽车（中国）有限公司 | Safety system and vehicle of vehicle |
| CN109435886B (en) * | 2018-12-05 | 2021-02-23 | 广西农业职业技术学院 | Auxiliary detection method for safe driving of automobile |
| CN110281842B (en) * | 2019-05-09 | 2020-09-01 | 王凯 | Prompting method and device based on automobile window |
| CN111791825B (en) * | 2019-12-23 | 2024-05-24 | 西华大学 | Vehicle side-turning passenger protection device |
| CN110962787B (en) * | 2019-12-27 | 2021-09-28 | 奇瑞汽车股份有限公司 | Intelligent protection system for automobile backseat personnel and control method thereof |
| CN112455379A (en) * | 2020-10-22 | 2021-03-09 | 奇瑞汽车股份有限公司 | Protection device for preventing object from invading and preventing personnel from throwing out automobile windshield and control method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB845079A (en) * | 1958-02-20 | 1960-08-17 | Anton Praha | A protective device for the occupants of vehicles |
| JP3689338B2 (en) * | 2001-01-18 | 2005-08-31 | 新キャタピラー三菱株式会社 | Guard device for construction machinery |
-
2012
- 2012-07-23 CN CN201210255258.7A patent/CN102774345B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB845079A (en) * | 1958-02-20 | 1960-08-17 | Anton Praha | A protective device for the occupants of vehicles |
| JP3689338B2 (en) * | 2001-01-18 | 2005-08-31 | 新キャタピラー三菱株式会社 | Guard device for construction machinery |
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| Publication number | Publication date |
|---|---|
| CN102774345A (en) | 2012-11-14 |
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Granted publication date: 20150701 |