CN113415253A - Safety air bag shell with internal protection mechanism for automobile - Google Patents
Safety air bag shell with internal protection mechanism for automobile Download PDFInfo
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- CN113415253A CN113415253A CN202110806791.7A CN202110806791A CN113415253A CN 113415253 A CN113415253 A CN 113415253A CN 202110806791 A CN202110806791 A CN 202110806791A CN 113415253 A CN113415253 A CN 113415253A
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- shell
- groove
- fixedly connected
- air bag
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/203—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in steering wheels or steering columns
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention relates to the technical field of automobile safety airbags, in particular to an automobile safety airbag shell with an internal protection mechanism, which comprises a steering wheel, a shell installation groove, an inner installation shell and a generator, and further comprises an outer installation shell, a buffer mechanism and a locking mechanism, wherein the shell installation groove is arranged in the middle of the steering wheel, the inner installation shell is arranged in the shell installation groove, the generator is fixedly connected to the bottom of the inner installation shell, the outer installation shell is arranged between the inner installation shell and the inner wall of the shell installation groove, the buffer mechanism and the locking mechanism are arranged between the inner bottom of the cavity of the outer installation shell and the bottom of the inner installation shell, the outer wall of the outer installation shell is fixedly connected with a guide sliding block, the side wall of the shell installation groove is provided with a connecting groove matched with the guide sliding block, the guide sliding block is arranged in the connecting groove, and the safety airbag shell can reduce the counter impact force generated when the safety airbag is popped up, the phenomenon of deformation and fracture of the air bag shell is avoided, and the safety of personnel in the vehicle is ensured.
Description
Technical Field
The invention relates to the technical field of automobile safety airbags, in particular to an automobile safety airbag shell with an internal protection mechanism.
Background
An airbag, a vehicle occupant restraint system, uses an airbag designed to inflate and then deflate quickly during a collision event, and is intended to provide soft cushioning and restraint for the occupant during the collision event, which may reduce injury between the occupant and the vehicle occupants, and is disposed within an airbag housing.
The air bag can produce huge counter impact force when popping out, and the fracture phenomenon can appear deforming when receiving huge impact force in-process to car air bag casing, and the fracture face can cut the gasbag open, leads to the unable normal work of gasbag, and cracked air bag casing probably pops out under gasbag counter impact force, seriously harms the safety of personnel on the car, and simultaneously after the counter impact force finishes, air bag takes out air bag casing between probably, to personnel's on the car safety.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an air bag housing with an internal protection mechanism for an automobile, which can reduce the counter impact force generated when an air bag is popped up, avoid the deformation and fracture of the air bag housing and ensure the safety of personnel in the automobile.
The technical scheme adopted by the invention for solving the technical problems is as follows: an air bag shell with an internal protection mechanism for an automobile comprises a steering wheel, a shell mounting groove, an inner mounting shell and a generator, and further comprises an outer mounting shell, a buffer mechanism and a locking mechanism, wherein the shell mounting groove is arranged in the middle of the steering wheel, the inner mounting shell is arranged in the shell mounting groove, the generator is fixedly connected to the bottom of the inner mounting shell, the outer mounting shell is arranged between the inner mounting shell and the inner wall of the shell mounting groove, the buffer mechanism and the locking mechanism are arranged between the inner bottom of the cavity of the outer mounting shell and the bottom of the inner mounting shell, the outer wall of the outer mounting shell is fixedly connected with a guide sliding block, the side wall of the shell mounting groove is provided with a connecting groove matched with the guide sliding block, the guide sliding block is arranged in the connecting groove, the middle part of the connecting groove is fixedly connected with a guide rod, the guide sliding block is sleeved on the outer wall of the guide rod, and is connected with the guide sliding block, the guide rod outer wall cover is equipped with buffer spring, and buffer spring upper end fixed connection is in the direction slider bottom, and buffer spring lower extreme fixed connection is in the connecting slot bottom.
Specifically, the spread groove both sides are equipped with the joint side channel, and direction slider both sides fixedly connected with driven plate, driven plate arrange the joint side channel in, joint side channel lateral wall fixedly connected with joint triangle, driven plate both ends are rotated and are connected with the cardboard, are equipped with expanding spring between cardboard and the driven plate, and expanding spring one end fixed connection is at the driven plate lateral wall, and expanding spring's other end fixed connection is at the cardboard lateral wall.
Specifically, the bottom of the inner installation shell is fixedly connected with a connection shell, and the middle of the cavity of the connection shell is fixedly connected with an upper rotating shaft.
Specifically, buffer gear includes friction disc and catch bar, and catch bar upper end cover is established at last pivot outer wall, and catch bar and last pivot swivelling joint, and the friction disc middle part is equipped with the promotion groove, and pivot under the fixedly connected with in the middle part of the promotion groove, catch bar lower extreme cover are established at pivot outer wall down, and catch bar and pivot swivelling joint down.
Specifically, locking mechanism is including locking spring, push rod and the dead board of lock, and promotion groove both sides wall is equipped with the dead groove of lock, and the dead spring of lock is arranged in and is promoted the inslot, and dead spring one end fixed connection of lock is in promoting tank bottom portion, and the other end fixed connection of the dead spring of lock is at the push rod lateral wall, push rod and promotion groove sliding connection, and the dead spring one side fixed connection dead board of lock is kept away from to the push rod.
Specifically, the bottom of the friction plate is fixedly connected with a movable sliding block, a guide sliding groove matched with the movable sliding block is arranged in the cavity of the outer installation shell, the movable sliding block is arranged in the guide sliding groove, and the movable sliding block is connected with the guide sliding groove in a sliding mode.
Specifically, remove slider both ends fixedly connected with compression piece, in the guide chute was arranged in to the compression piece, and compression piece and guide chute sliding connection.
Specifically, the guide chute is close to outer installation casing lateral wall one end fixedly connected with hydraulic stem, and the compression piece can contact with the flexible end of hydraulic stem.
Specifically, an annular water bag is arranged between the outer installation shell and the side wall of the inner installation shell, the annular water bag is fixedly connected to the bottom of the outer installation shell in the cavity, and the bottom of the annular water bag is communicated with one end, close to the outer wall of the outer installation shell, of the hydraulic rod.
The invention has the beneficial effects that:
(1) according to the safety airbag shell with the internal protection mechanism for the automobile, the outer installation shell is arranged to protect the inner installation shell, the recoil force of the safety airbag is reduced through the arrangement of the buffer mechanism, the phenomenon of deformation and fracture of the airbag shell is avoided, the safety of personnel in the automobile is guaranteed, the inner installation shell is prevented from rebounding through the arrangement of the locking mechanism, secondary injury to passengers is avoided, the inner installation shell pushes the outer installation shell to move synchronously, the outer installation shell drives the guide sliding blocks on two sides to move synchronously, the guide sliding blocks slide downwards along the guide rods, the buffer springs are compressed, the recoil force when the safety airbag is ejected is further reduced through the buffer springs, and meanwhile, the stability of the movement track of the outer installation shell is guaranteed.
(2) According to the safety airbag shell with the internal protection mechanism for the automobile, the guide sliding block drives the driven plates on the two sides to synchronously move while moving, the driven plates drive the clamping plates on the two sides to synchronously move downwards in the moving process, when the clamping plates are in contact with the upper surfaces of the clamping triangles in the moving process, the upper ends of the clamping plates on the sides of the driven plates move towards the direction close to the driven plates, the expanding springs are compressed at the moment, when the driven plates are separated from the upper surfaces of the clamping triangles, the expanding springs push the upper ends of the clamping plates to move towards the direction far away from the middle parts of the driven plates, the clamping plates are tightly abutted against the lower surfaces of the clamping triangles, secondary damage caused by rebound of the outer mounting shell is avoided, and the safety of passengers is further guaranteed.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of an airbag housing with an internal protection mechanism for an automobile according to the present invention.
Fig. 2 is a sectional view taken along the direction a-a of fig. 1 according to the present invention.
Fig. 3 is a sectional view taken along the direction D-D in fig. 2 according to the present invention.
Figure 4 is a plan view of a friction plate provided by the present invention.
Fig. 5 is a perspective view of a friction plate provided by the present invention.
Fig. 6 is a partial cross-sectional view of fig. 5 provided in accordance with the present invention.
Fig. 7 is a cross-sectional view at B in fig. 2 according to the present invention.
Fig. 8 is a cross-sectional view at C of fig. 2 according to the present invention.
Fig. 9 is a sectional view of the coupling groove provided in the present invention.
FIG. 10 is a perspective view of the latch triangle provided by the present invention.
In the figure: 1. a steering wheel; 11. a housing mounting groove; 12. connecting grooves; 121. clamping the side groove; 122. clamping a triangle; 13. a buffer spring; 14. a guide bar; 2. an inner mounting shell; 21. connecting the shell; 22. an upper rotating shaft; 3. a housing is externally mounted; 31. a guide slider; 32. a driven plate; 33. clamping a plate; 34. opening the spring; 35. a guide chute; 4. an annular water bag; 41. a hydraulic lever; 5. a buffer mechanism; 51. a friction plate; 511. a push groove; 52. a push rod; 54. moving the slide block; 55. compressing the block; 56. a locking groove; 6. a locking mechanism; 61. locking the spring; 62. a push rod; 63. locking the plate; 7. a generator.
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. 1-10, an air bag housing with an internal protection mechanism for an automobile comprises a steering wheel 1, a housing installation groove 11, an internal installation housing 2 and a generator 7, and further comprises an external installation housing 3, a buffer mechanism 5 and a locking mechanism 6, wherein the housing installation groove 11 is arranged in the middle of the steering wheel 1, the internal installation housing 2 is arranged in the housing installation groove 11, the generator 7 is fixedly connected to the bottom of the internal installation housing 2, the external installation housing 3 is arranged between the internal installation housing 2 and the inner wall of the housing installation groove 11, the buffer mechanism 5 and the locking mechanism 6 are arranged between the bottom of the cavity of the external installation housing 3 and the bottom of the internal installation housing 2, a guide slider 31 is fixedly connected to the outer wall of the external installation housing 3, a connecting groove 12 matched with the guide slider 31 is arranged on the side wall of the housing installation groove 11, the guide slider 31 is arranged in the connecting groove 12, the middle part of the connecting groove 12 is fixedly connected with a guide rod 14, a guide slide block 31 is sleeved on the outer wall of the guide rod 14, the guide slide block 31 is connected with the guide rod 14 in a sliding way, the outer wall of the guide rod 14 is sleeved with a buffer spring 13, the upper end of the buffer spring 13 is fixedly connected with the bottom of the guide slide block 31, the lower end of the buffer spring 13 is fixedly connected with the bottom of the connecting groove 12, the airbag is installed in the inner installation shell 2, the inner installation shell 2 is protected by arranging the outer installation shell 3, the recoil force of the airbag is reduced by arranging the buffer mechanism 5, the deformation and fracture phenomena of the airbag shell are avoided, the safety of personnel in the automobile is ensured, the inner installation shell 2 is ensured not to generate the rebound phenomena by arranging the locking mechanism 6, the secondary injury to passengers is avoided, the inner installation shell 2 pushes the outer installation shell 3 to synchronously move, the guide slide blocks 31 on both sides are driven by the outer installation shell 3 to synchronously move, the guide slider 31 slides downward along the guide rod 14 while the buffer spring 13 is compressed, and the recoil force when the airbag is ejected is further reduced by the buffer spring 13, and the stability of the movement track of the outer mounting housing 3 is ensured.
Specifically, clamping side grooves 121 are arranged on two sides of the connecting groove 12, driven plates 32 are fixedly connected to two sides of the guide sliding block 31, the driven plates 32 are arranged in the clamping side grooves 121, clamping cams 122 are fixedly connected to side walls of the clamping side grooves 121, clamping plates 33 are rotatably connected to two ends of the driven plates 32, expanding springs 34 are arranged between the clamping plates 33 and the driven plates 32, one ends of the expanding springs 34 are fixedly connected to side walls of the driven plates 32, the other ends of the expanding springs 34 are fixedly connected to side walls of the clamping plates 33, the guide sliding block 31 drives the driven plates 32 on two sides to synchronously move simultaneously while moving, the driven plates 32 drive the clamping plates 33 on two sides to synchronously move downwards during moving, when the clamping plates 33 are in contact with upper surfaces of the clamping cams 122 during moving, the upper ends of the clamping plates 33 on the driven plates 32 side move towards the direction close to the driven plates 32, at the moment, the expanding springs 34 are compressed, when the driven plates 32 are separated from the upper surfaces of the clamping cams 122, the expanding spring 34 pushes the upper end of the clamping plate 33 to move towards the direction far away from the middle part of the driven plate 32, the clamping plate 33 is tightly supported with the lower surface of the clamping triangle 122 at the moment, secondary damage caused by rebounding of the outer mounting shell 3 is avoided, and passenger safety is further guaranteed.
Specifically, 2 bottom fixedly connected with of interior installation casing connect casing 21, connect casing 21 intracavity middle part fixedly connected with and go up pivot 22, interior installation casing 2 drives in the motion process and connects casing 21 and go up pivot 22 synchronous motion, connects casing 21 and plays the supporting role to going up pivot 22.
Specifically, buffer gear 5 includes friction disc 51 and catch bar 52, catch bar 52 upper end cover is established at last pivot 22 outer wall, and catch bar 52 rotates with last pivot 22 to be connected, friction disc 51 middle part is equipped with promotion groove 511, pivot under promotion groove 511 middle part fixedly connected with, the end cover is established at pivot outer wall down under catch bar 52, and catch bar 52 rotates with the pivot down and is connected, interior installation casing 2 drives in the motion process and connects casing 21 synchronous motion, it drives the inside last pivot 22 synchronous motion of cavity to connect casing 21, catch bar 52 upper end rotates clockwise along last pivot 22, catch bar 52 lower extreme rotates around the pivot down simultaneously, reduce the cushion effect when air bag pops out through friction disc 51 and 3 inner wall friction of outer installation casing, the phenomenon that interior installation casing 2 appears warping and breaking has been avoided, passenger's safety has been guaranteed simultaneously.
Specifically, locking mechanism 6 is including locking spring 61, push rod 62 and dead board 63, promote the groove 511 both sides wall and be equipped with dead groove 56 of lock, dead spring 61 of lock is arranged in and is promoted the inslot 511, dead spring 61 one end fixed connection of lock is in promotion groove 511 bottom, the other end fixed connection of dead spring 61 of lock is in the push rod 62 lateral wall, push rod 62 and promotion groove 511 sliding connection, push rod 62 keeps away from dead spring 61 one side fixed connection dead board 63 of lock, when catch 52 is in balanced state, dead spring 61 of lock promotes push rod 62 and slides along dead groove 56 direction of lock, two push rods 62 promote two dead boards 63 of lock to catch 52 middle part motion, deadlocking catch 52 through dead board 63, avoid interior installation casing 2 to kick-back to cause the secondary damage, passenger's safety has further been guaranteed.
Specifically, the bottom of the friction plate 51 is fixedly connected with a movable sliding block 54, a guide sliding groove 35 matched with the movable sliding block 54 is formed in the cavity of the outer mounting shell 3, the movable sliding block 54 is arranged in the guide sliding groove 35, the movable sliding block 54 is connected with the guide sliding groove 35 in a sliding mode, the lower end of the push rod 52 pushes the friction plate 51 to slide towards the direction close to the outer wall of the outer mounting shell 3 along the guide sliding groove 35, and the smooth movement process of the friction plate 51 is guaranteed.
Specifically, the two ends of the movable sliding block 54 are fixedly connected with the compression blocks 55, the compression blocks 55 are arranged in the guide sliding groove 35, the compression blocks 55 are connected with the guide sliding groove 35 in a sliding mode, the movable sliding block 54 moves to drive the compression blocks 55 to move synchronously, and the motion stability of the compression blocks 55 is guaranteed.
Specifically, the guide chute 35 is fixedly connected with a hydraulic rod 41 near one end of the side wall of the outer mounting shell 3, the compression block 55 can contact with the telescopic end of the hydraulic rod 41, and the telescopic end of the hydraulic rod 41 is extruded through the compression block 55.
Specifically, be equipped with annular water pocket 4 between outer installation casing 3 and the 2 lateral walls of interior installation casing, 3 intracavity bottoms of outer installation casing are being installed to annular water pocket 4 fixed connection outside, and annular water pocket 4 bottom link up the setting with hydraulic stem 41 near outer installation casing 3 outer wall one end, compression block 55 is extruding hydraulic stem 41's flexible end simultaneously along the motion of direction spout 35, the inside liquid of hydraulic stem 41 gets into annular water pocket 4, through the further recoil force that reduces when air bag pops out of annular water pocket 4, interior installation casing 2 has been avoided appearing warping and cracked phenomenon, the striking deformation phenomenon appears with outer installation casing 3 in interior installation casing 2 has been avoided simultaneously, the normal work of interior installation casing 2 with outer installation casing 3 has been guaranteed.
When the safety airbag is used, when the safety airbag is popped out from the inner mounting shell 2 when the safety airbag is popped out, the recoil force of the safety airbag pushes the inner mounting shell 2 to move towards the direction close to the outer mounting shell 3, the inner mounting shell 2 drives the connecting shell 21 to move synchronously in the moving process, the connecting shell 21 drives the upper rotating shaft 22 inside the cavity to move synchronously, the upper end of the push rod 52 rotates clockwise along the upper rotating shaft 22, meanwhile, the lower end of the push rod 52 pushes the friction plate 51 to move towards the direction close to the outer wall of the outer mounting shell 3 along the guide chute 35, meanwhile, the lower end of the push rod 52 rotates around the lower rotating shaft, when the push rod 52 is in a balanced state, the locking spring 61 pushes the push rod 62 to slide along the locking groove 56, the two push rods 62 push the two locking plates 63 to move towards the middle part of the push rod 52, the push rod 52 is locked by the locking plates 63, secondary damage caused by rebounding of the inner mounting shell 2 is avoided, and the safety of passengers is further ensured, the buffer force when the safety air bag is popped up is reduced through the friction between the friction sheet 51 and the inner wall of the outer installation shell 3, the phenomena of deformation and rupture of the inner installation shell 2 are avoided, the safety of passengers is ensured, the friction sheet 51 slides along the guide chute 35 and simultaneously drives the moving slide block 54 at the bottom to synchronously move, the moving slide block 54 drives the compression blocks 55 at the two ends to synchronously move, the compression blocks 55 move along the guide chute 35 and simultaneously extrude the telescopic end of the hydraulic rod 41, the liquid in the hydraulic rod 41 enters the annular water bag 4, the recoil force when the safety air bag is popped up is further reduced through the annular water bag 4, the phenomena of deformation and rupture of the inner installation shell 2 are avoided, meanwhile, the phenomenon of collision deformation between the inner installation shell 2 and the outer installation shell 3 is avoided, the normal work of the inner installation shell 2 and the outer installation shell 3 is ensured, when the inner installation shell 2 continues to move, the inner mounting shell 2 pushes the outer mounting shell 3 to move synchronously, the outer mounting shell 3 drives the guide sliding blocks 31 on two sides to move synchronously, the guide sliding blocks 31 slide downwards along the guide rods 14, meanwhile, the buffer springs 13 are compressed, the recoil force when the safety air bag is ejected is further reduced through the buffer springs 13, meanwhile, the stability of the movement track of the outer mounting shell 3 is ensured, the guide sliding blocks 31 drive the driven plates 32 on two sides to move synchronously while moving, the driven plates 32 drive the clamping plates 33 on two sides to move synchronously downwards during the movement, when the clamping plates 33 are in contact with the upper surface of the clamping cam 122 during the movement, the upper ends of the clamping plates 33 on the side of the driven plates 32 move towards the direction close to the driven plates 32, at the moment, the expanding springs 34 are compressed, when the driven plates 32 are separated from the upper surface of the clamping cam 122, the expanding springs 34 push the upper ends of the clamping plates 33 to move towards the direction far away from the middle parts of the driven plates 32, at this moment, the clamping plate 33 is tightly abutted to the lower surface of the clamping triangle 122, so that the secondary damage caused by the rebounding of the outer mounting shell 3 is avoided, and the safety of passengers is further ensured.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an air bag casing with inside protection mechanism for car, includes steering wheel (1), casing mounting groove (11), air bag casing (2) and generator (7), its characterized in that: the safety airbag shell further comprises an outer installation shell (3), a buffer mechanism (5) and a locking mechanism (6), wherein the middle part of a steering wheel (1) is arranged in a shell installation groove (11), the airbag shell (2) is arranged in the shell installation groove (11), a generator (7) is fixedly connected to the bottom of the airbag shell (2), the outer installation shell (3) is arranged between the airbag shell (2) and the inner wall of the shell installation groove (11), the buffer mechanism (5) and the locking mechanism (6) are arranged between the bottom of the cavity of the outer installation shell (3) and the bottom of the airbag shell (2), the outer wall of the outer installation shell (3) is fixedly connected with a guide sliding block (31), the side wall of the shell installation groove (11) is provided with a connecting groove (12) matched with the guide sliding block (31), the guide sliding block (31) is arranged in the connecting groove (12), and the middle part of the connecting groove (12) is fixedly connected with a guide rod (14), the guide sliding block (31) is sleeved on the outer wall of the guide rod (14), the guide sliding block (31) is in sliding connection with the guide rod (14), the buffer spring (13) is sleeved on the outer wall of the guide rod (14), the upper end of the buffer spring (13) is fixedly connected to the bottom of the guide sliding block (31), and the lower end of the buffer spring (13) is fixedly connected to the bottom of the connecting groove (12).
2. An air bag housing with an internal protection mechanism for an automobile according to claim 1, characterized in that: the connecting groove (12) both sides are equipped with joint side channel (121), direction slider (31) both sides fixedly connected with driven plate (32), in joint side channel (121) was arranged in driven plate (32), joint side channel (121) lateral wall fixedly connected with joint triangle (122), driven plate (32) both ends are rotated and are connected with cardboard (33), be equipped with between cardboard (33) and driven plate (32) opening spring (34), opening spring (34) one end fixed connection is at driven plate (32) lateral wall, the other end fixed connection of opening spring (34) is at cardboard (33) lateral wall.
3. An air bag housing with an internal protection mechanism for an automobile according to claim 2, characterized in that: the bottom of the air bag shell (2) is fixedly connected with a connecting shell (21), and the middle part in the cavity of the connecting shell (21) is fixedly connected with an upper rotating shaft (22).
4. An air bag housing with an internal protection mechanism for an automobile according to claim 3, characterized in that: buffer gear (5) include friction disc (51) and catch bar (52), catch bar (52) upper end cover is established at last pivot (22) outer wall, and catch bar (52) rotate with last pivot (22) and be connected, and friction disc (51) middle part is equipped with and promotes groove (511), pivot under the fixedly connected with in the middle part of promotion groove (511), pivot outer wall under catch bar (52) lower pot head is established, and catch bar (52) and pivot rotation connection down.
5. An air bag housing with an internal protection mechanism for an automobile according to claim 4, characterized in that: dead mechanism of lock (6) is including locking dead spring (61), push rod (62) and dead board of lock (63), promotes groove (511) both sides wall and is equipped with dead groove of lock (56), and dead spring of lock (61) is arranged in and is promoted groove (511), and dead spring of lock (61) one end fixed connection is in promotion groove (511) bottom, and the other end fixed connection of dead spring of lock (61) is in push rod (62) lateral wall, push rod (62) and promotion groove (511) sliding connection, and dead spring of lock (61) one side fixed connection dead board of lock (63) is kept away from in push rod (62).
6. An air bag housing with an internal protection mechanism for an automobile according to claim 5, characterized in that: the bottom of the friction plate (51) is fixedly connected with a movable sliding block (54), a guide sliding groove (35) matched with the movable sliding block (54) is formed in the cavity of the outer installation shell (3), the movable sliding block (54) is arranged in the guide sliding groove (35), and the movable sliding block (54) is connected with the guide sliding groove (35) in a sliding mode.
7. An air bag housing with an internal protection mechanism for an automobile according to claim 6, characterized in that: the two ends of the movable sliding block (54) are fixedly connected with compression blocks (55), the compression blocks (55) are arranged in the guide sliding groove (35), and the compression blocks (55) are connected with the guide sliding groove (35) in a sliding mode.
8. An air bag housing with an internal protection mechanism for an automobile according to claim 7, characterized in that: the guide chute (35) is close to one end of the side wall of the outer mounting shell (3) and is fixedly connected with a hydraulic rod (41), and the compression block (55) can be in contact with the telescopic end of the hydraulic rod (41).
9. An air bag housing with an internal protection mechanism for an automobile according to claim 8, characterized in that: an annular water bag (4) is arranged between the outer mounting shell (3) and the side wall of the air bag shell (2), the annular water bag (4) is fixedly connected to the bottom of the inner cavity of the outer mounting shell (3), and the bottom of the annular water bag (4) and one end, close to the outer wall of the outer mounting shell (3), of the hydraulic rod (41) are arranged in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806791.7A CN113415253B (en) | 2021-07-16 | 2021-07-16 | Safety airbag shell with internal protection mechanism for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806791.7A CN113415253B (en) | 2021-07-16 | 2021-07-16 | Safety airbag shell with internal protection mechanism for automobile |
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| Publication Number | Publication Date |
|---|---|
| CN113415253A true CN113415253A (en) | 2021-09-21 |
| CN113415253B CN113415253B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110806791.7A Active CN113415253B (en) | 2021-07-16 | 2021-07-16 | Safety airbag shell with internal protection mechanism for automobile |
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| CN212556147U (en) * | 2020-06-15 | 2021-02-19 | 扬州聚力专用车部件有限公司 | Automobile safety airbag shell structure |
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2021
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| JP2004291809A (en) * | 2003-03-27 | 2004-10-21 | Nippon Plast Co Ltd | Steering device |
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| CN212556147U (en) * | 2020-06-15 | 2021-02-19 | 扬州聚力专用车部件有限公司 | Automobile safety airbag shell structure |
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| CN113415253B (en) | 2023-08-08 |
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