CN109249883A - A kind of protective device applied to automobile primary collision - Google Patents
A kind of protective device applied to automobile primary collision Download PDFInfo
- Publication number
- CN109249883A CN109249883A CN201811050131.5A CN201811050131A CN109249883A CN 109249883 A CN109249883 A CN 109249883A CN 201811050131 A CN201811050131 A CN 201811050131A CN 109249883 A CN109249883 A CN 109249883A
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- China
- Prior art keywords
- protective device
- air bag
- placing groove
- primary collision
- device applied
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R19/20—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
- B60R19/205—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable inflatable in the direction of an obstacle upon impending impact, e.g. using air bags
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
本发明涉及汽车安全技术领域，提供一种应用于汽车一次碰撞的防护装置，包括车体、ECU、传感器，和电子式SRS，电子式SRS主要由气囊组件和气体发生器组成；气囊组件和气体发生器连接在防护装置上，防护装置分别均匀安装在车体底部边缘处，传感器包括安装在车体四周的车前传感器，车前传感器通过ECU分别激励相应位置上的防护装置的气体发生器工作，气囊组件完全膨胀时，其安全气囊包裹在车体的外部；本发明解决了现有技术的车体不具备一次碰撞的防护机制，导致严重的车体损坏以及乘员受到二次伤害的问题。
The invention relates to the technical field of automobile safety, and provides a protection device for a collision of an automobile, comprising a vehicle body, an ECU, a sensor, and an electronic SRS. The electronic SRS is mainly composed of an airbag assembly and a gas generator; the airbag assembly and the gas The generator is connected to the protective device, and the protective devices are evenly installed at the bottom edge of the car body. The sensors include front sensors installed around the car body. The front sensors stimulate the gas generators of the protective devices at the corresponding positions through the ECU to work. , when the airbag assembly is fully inflated, the airbag is wrapped on the outside of the vehicle body; the present invention solves the problem that the vehicle body in the prior art does not have a primary collision protection mechanism, resulting in serious vehicle body damage and secondary injury to the occupants.
Description
Technical field
The present invention relates to technical field of vehicle safety, and in particular to a kind of protective device applied to automobile primary collision.
Background technique
Safe automobile air bag plays the life security of driver and passenger inside the vehicle as the auxiliary device of passive safety
Irreplaceable role.Currently, external have correlative study to automobile external air bag, but studies in China is relatively fewer.
Car crass is divided into primary collision and secondary collision, and automobile and barrier collision are known as primary collision, passenger and vehicle structure
The collision that part occurs is known as secondary collision.The automotive internal air bag developed at present, effectively reduces secondary collision for multiplying
The injury of vehicle personnel.But primary collision not only damages automobile, but also makes driver and occupant by the injury of secondary collision again,
Therefore automobile and personal injury caused by primary collision how is alleviated or avoided, is current problem to be solved.
Summary of the invention
The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of protective devices applied to automobile primary collision, solve
The car body of the prior art does not have the preventing mechanism of primary collision, leads to that serious car body damages and occupant is by secondary wound
Harmful problem.
Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs:
A kind of protective device applied to automobile primary collision, including car body, ECU, sensor and electronic type SRS, it is described
Electronic type SRS is mainly made of air bag component and gas generator；The air bag component and gas generator are connected to protection dress
It sets, the protective device is uniformly mounted on vehicle bottom edge respectively, and the sensor includes being mounted on car body surrounding
Chinese herbaceous peony sensor, the Chinese herbaceous peony sensor motivate the gas generator of the protective device on corresponding position to work respectively by ECU,
When the air bag component expands completely, air bag is wrapped in the outside of the car body.
Further, the protective device includes installing shell and the placing groove equipped with opening, the placing groove and peace
It carries out resilientiy stretchable between dress shell to connect, the air bag overlays in the placing groove, and placing groove is opened
Mouth is horizontally toward external.
Further, the downside of the installation shell is equipped with 3 cylinders side by side, and the back two sides of the placing groove are fixed
There is round tube, the round tube sliding is connected in the cylinder of outer end, and round tube is located at one end in cylinder and connects between cylinder inner wall
Be connected to buffer spring, the gas generator is fixed on the backboard of placing groove, outlet side protrude into placing groove and with gas
The connection of capsule component, its rear end are plugged in the cylinder of middle part.
Further, even circumferential is fixed with guide rod on the inner wall of the cylinder, and the guide rod is parallel to cylinder
Axis offers the guide groove matched with guide rod on the outer wall of the round tube.
Further, the length of the bottom plate of the placing groove is less than the length of top plate, and the leading flank of the bottom plate is opened
Equipped with sliding slot, sliding is connected with connecting rod in the sliding slot, and the outer end of the connecting rod is connected with pressing plate by torsional spring.
Further, the pressing plate torsional spring under natural conditions, vertical fitting is pressed on the leading flank of the top plate
On.
Further, the sensor further includes master reference and safety sensor, and the master reference is used for
Detection car body collision information is simultaneously uploaded to ECU, between the safety sensor connection and ECU and gas generator.
Beneficial effect
The present invention provides a kind of protective devices applied to automobile primary collision, compared with existing well-known technique, this hair
Bright has the following beneficial effects:
1, air bag component and gas generator are installed by designing in protective device, it is anti-after installing by that will combine
Protection unit is mounted on the edge of the bottom of car body, can collide rapid place mat between object and car body when primary collision occurs
One air cushion, it is used to absorb automobile using the damping action of air bag itself or the damping action of air bag back side gas vent exhaust throttle
Property power prevented or mitigated automobile external damage and deformation to alleviate the inertia of primary collision, and then also mitigate secondary
Collide the injury to driver and occupant.
2, Chinese herbaceous peony sensor and protective device are separately installed with by the surrounding and bottom surrounding in car body, realized to car body
Progress protect comprehensively, while the protective device that each point is independently arranged, separate responses speed is fast, and concealed installation, guarantees vehicle
The aesthetics of body, adaptability are preferable.
3, it is connected, is effectively prevented because of vehicle by the resilientiy stretchable between the installation shell and placing groove of protective device
Body fast speed causes air bag to have little time to respond, and installation shells deformation causes air bag to fail.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is protective device of the invention in vehicle bottom scheme of installation；
Fig. 2 is hull back air-bag deployment schematic diagram of the invention；
Fig. 3 is protective device perspective view of the invention；
Fig. 4 is that protective device of the invention disassembles schematic diagram；
Fig. 5 is protective device working principle diagram of the invention；
Label in figure respectively represents: 1- car body；2- air bag component；3- gas generator；4- protective device；5- substitute
Capsule；41- installs shell；42- placing groove；43- cylinder；44- round tube；45- buffer spring；46- guide rod；47- connecting rod；48- pressure
Plate；49- sliding slot.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Embodiment:
A kind of protective device applied to automobile primary collision of the present embodiment, referring to Fig.1-4: including car body 1, ECU, biography
Sensor and electronic type SRS, electronic type SRS mainly form (gas generator selection by air bag component 2 and gas generator 3
DTNF11A type)；Air bag component 2 and gas generator 3 are connected on protective device 4, and protective device 4 is uniformly mounted on vehicle respectively
At 1 bottom margin of body, sensor includes the Chinese herbaceous peony sensor for being mounted on 1 surrounding of car body, and Chinese herbaceous peony sensor is motivated respectively by ECU
The gas generator 3 of protective device 4 on corresponding position works, and when air bag component 2 expands completely, air bag 5 is wrapped in
The outside of car body 1.
Wherein, sensor further includes master reference and safety sensor, and master reference is for detecting the collision letter of car body 1
ECU is ceased and is uploaded to, between safety sensor connection and ECU and gas generator 3.Safety sensor is for anti-locking system non-
Cause 5 maloperation of air bag under crash behavior.
Protective device 4 includes installation shell 41 and the placing groove 42 equipped with opening, between placing groove 42 and installation shell 41
It carries out resilientiy stretchable to connect, air bag 5 overlays in placing groove 42, and the open horizontal of placing groove 42 is outside
Portion can effectively prevent causing air bag to have little time to respond because of 1 fast speed of car body, and installation shells deformation leads to substitute
Capsule 5 fails.
Wherein for resilientiy stretchable connection between the two, the downside of installation shell 41 is equipped with 3 cylinders 43 side by side, puts
The back two sides for setting slot 42 are fixed with round tube 44, and the sliding of round tube 44 is connected in the cylinder 43 of outer end, and round tube 44 is located at cylinder
Buffer spring 45 is connected between 43 inner wall of one end in 43 and cylinder.
Even circumferential is fixed with guide rod 46 on the inner wall of cylinder 43, and guide rod 46 is parallel to 43 axis of cylinder, round tube 44
Outer wall on offer the guide groove matched with guide rod 46.
The length of the bottom plate of placing groove 42 is less than the length of top plate, and the leading flank of bottom plate offers sliding slot 49, sliding slot 49
Interior sliding is connected with connecting rod 47, and the outer end of connecting rod 47 is connected with pressing plate 48 by torsional spring；Pressing plate 48 torsional spring under natural conditions,
Vertical fitting is pressed on the leading flank of top plate.The design of connecting rod 47 and the hinged pressing plate 48 of torsional spring may be implemented swollen to inflating
Swollen air bag 5 is oriented to, it is made to wrap up car body 1 upwards, realizes good protection.
Working principle: referring to Fig. 5, when car body 1 collides, Chinese herbaceous peony sensor receives signal and passes through central sensory
Device identifies that when impact severity is greater than the set value, sensor sends the signal to ECU, after ECU differentiates to impact severity
Ignition signal is issued to gas generator 3, gas generator 3 generates bulk gas in a very short period of time and is filled with the gas stacked
Capsule makes its expansion, and the air bag after expansion is gone out and is unfolded through the opening of placing groove 42, and place mat prevents or subtracts at an air cushion
Light automobile external damage and deformation, and then also mitigate injury of the secondary collision to driver and occupant；47 He of connecting rod at this time
Pressing plate 48 is unfolded outwards, and air bag 5 is unfolded upwards in pressing plate 48, wraps up car body 1.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of protective device applied to automobile primary collision, including car body, ECU, sensor and electronic type SRS, the electricity
Minor SRS is mainly made of air bag component and gas generator；It is characterized in that, the air bag component is connected with gas generator
On protective device, the protective device is uniformly mounted on vehicle bottom edge respectively, and the sensor includes being mounted on vehicle
The Chinese herbaceous peony sensor of body surrounding, the Chinese herbaceous peony sensor motivate the gas of the protective device on corresponding position to send out respectively by ECU
Raw device work, when the air bag component expands completely, air bag is wrapped in the outside of the car body.
2. a kind of protective device applied to automobile primary collision according to claim 1, which is characterized in that the protection
Device includes installation shell and the placing groove equipped with opening, carries out resilientiy stretchable connection between the placing groove and installation shell
Together, the air bag overlays in the placing groove, and the open horizontal direction of placing groove is external.
3. a kind of protective device applied to automobile primary collision according to claim 2, which is characterized in that the installation
The downside of shell is equipped with 3 cylinders side by side, and the back two sides of the placing groove are fixed with round tube, and the round tube sliding is connected to outer
In the cylinder at end, and round tube is located at one end in cylinder and is connected with buffer spring, the gas generator between cylinder inner wall
Be fixed on the backboard of placing groove, outlet side is protruded into placing groove and be connected to air bag component, in the middle part of its rear end is plugged on
In cylinder.
4. a kind of protective device applied to automobile primary collision according to claim 3, which is characterized in that the cylinder
Inner wall on even circumferential be fixed with guide rod, the guide rod is parallel to cylinder axis, offers on the outer wall of the round tube
The guide groove matched with guide rod.
5. a kind of protective device applied to automobile primary collision according to claim 1, which is characterized in that the placement
The length of the bottom plate of slot is less than the length of top plate, and the leading flank of the bottom plate offers sliding slot, sliding clamping in the sliding slot
There is connecting rod, the outer end of the connecting rod is connected with pressing plate by torsional spring.
6. a kind of protective device applied to automobile primary collision according to claim 5, which is characterized in that the pressing plate
Torsional spring under natural conditions, vertical fitting is pressed on the leading flank of the top plate.
7. a kind of protective device applied to automobile primary collision according to claim 1, which is characterized in that the sensing
Device further includes master reference and safety sensor, and the master reference is used to detect car body collision information and is uploaded to ECU,
Between the safety sensor connection and ECU and gas generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050131.5A CN109249883B (en) | 2018-09-10 | 2018-09-10 | A protective device for a single collision of an automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050131.5A CN109249883B (en) | 2018-09-10 | 2018-09-10 | A protective device for a single collision of an automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109249883A true CN109249883A (en) | 2019-01-22 |
| CN109249883B CN109249883B (en) | 2025-05-16 |
Family
ID=65048223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811050131.5A Active CN109249883B (en) | 2018-09-10 | 2018-09-10 | A protective device for a single collision of an automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109249883B (en) |
Citations (10)
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|---|---|---|---|---|
| US4685712A (en) * | 1986-09-25 | 1987-08-11 | Chrysler Motors Corporation | Spring mounted molding for a vehicle |
| JPH07108903A (en) * | 1993-10-15 | 1995-04-25 | Toyota Motor Corp | Pillar airbag device |
| KR19990027668A (en) * | 1997-09-30 | 1999-04-15 | 양재신 | Vehicle airbag malfunction prevention device |
| JP2001063499A (en) * | 1999-08-26 | 2001-03-13 | Nissan Motor Co Ltd | Vehicle impact mitigation device |
| US20050087998A1 (en) * | 2001-01-11 | 2005-04-28 | Curry Paul G. | Bumper airbag and system |
| CN200948775Y (en) * | 2006-09-26 | 2007-09-19 | 黄文涛 | Autonomous vehicle anti-collision warning protection device |
| CN104118383A (en) * | 2014-07-21 | 2014-10-29 | 镇江洋溢汽车部件有限公司 | Supplemental restraint system |
| CN108327646A (en) * | 2017-01-20 | 2018-07-27 | 福特全球技术公司 | Impact microphone before vehicle with impact resistance bracket |
| CN108944776A (en) * | 2018-08-07 | 2018-12-07 | 湖北欣荣康盛机械科技有限公司 | A kind of automobile case protection air bag |
| CN209142068U (en) * | 2018-09-10 | 2019-07-23 | 李琛 | A kind of protective device applied to automobile primary collision |
-
2018
- 2018-09-10 CN CN201811050131.5A patent/CN109249883B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4685712A (en) * | 1986-09-25 | 1987-08-11 | Chrysler Motors Corporation | Spring mounted molding for a vehicle |
| JPH07108903A (en) * | 1993-10-15 | 1995-04-25 | Toyota Motor Corp | Pillar airbag device |
| KR19990027668A (en) * | 1997-09-30 | 1999-04-15 | 양재신 | Vehicle airbag malfunction prevention device |
| JP2001063499A (en) * | 1999-08-26 | 2001-03-13 | Nissan Motor Co Ltd | Vehicle impact mitigation device |
| US20050087998A1 (en) * | 2001-01-11 | 2005-04-28 | Curry Paul G. | Bumper airbag and system |
| CN200948775Y (en) * | 2006-09-26 | 2007-09-19 | 黄文涛 | Autonomous vehicle anti-collision warning protection device |
| CN104118383A (en) * | 2014-07-21 | 2014-10-29 | 镇江洋溢汽车部件有限公司 | Supplemental restraint system |
| CN108327646A (en) * | 2017-01-20 | 2018-07-27 | 福特全球技术公司 | Impact microphone before vehicle with impact resistance bracket |
| CN108944776A (en) * | 2018-08-07 | 2018-12-07 | 湖北欣荣康盛机械科技有限公司 | A kind of automobile case protection air bag |
| CN209142068U (en) * | 2018-09-10 | 2019-07-23 | 李琛 | A kind of protective device applied to automobile primary collision |
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| Publication number | Publication date |
|---|---|
| CN109249883B (en) | 2025-05-16 |
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