CN217259928U - Car seat side airbag device, car seat and car - Google Patents
Car seat side airbag device, car seat and car Download PDFInfo
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- CN217259928U CN217259928U CN202220694541.9U CN202220694541U CN217259928U CN 217259928 U CN217259928 U CN 217259928U CN 202220694541 U CN202220694541 U CN 202220694541U CN 217259928 U CN217259928 U CN 217259928U
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- 238000012827 research and development Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
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- 238000002474 experimental method Methods 0.000 description 1
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Abstract
The utility model discloses an automobile seat side airbag device, an automobile seat and an automobile, which comprises a backrest side bracket, a screw rod, an airbag bracket, a side airbag and a driving mechanism; the backrest side bracket is provided with a lower bracket and an upper bracket, and the screw rod is pivotally arranged on the lower bracket and the upper bracket; the driving mechanism is arranged on the backrest side bracket, and the output end of the driving mechanism is connected with the screw rod; the screw rod is provided with a connecting nut which can rotate relative to the screw rod, and the air bag support is connected with the connecting nut. The screw rod is driven to rotate through the driving mechanism according to needs, the connecting nut moves up and down relative to the screw rod, and then the air bag support is driven to move up and down relative to the backrest side support to be adjusted, so that the height position of the side air bag is adjusted, and the protection range of the side air bag is expanded.
Description
Technical Field
The utility model relates to a seat gasbag technical field especially relates to a car seat side gasbag device, car seat and car.
Background
In order to improve the safety of a vehicle, a side airbag is mounted to a side surface of the vehicle seat. The side airbag is an important safety part arranged in a seat, and is mainly used for reducing the injury to a human body when a vehicle is in a side collision.
In the prior art, an airbag bracket of a side airbag is fixed on a backrest side bracket of a seat backrest through a bolt, and the positions of the side airbag and the seat backrest are fixed. In research and development, the height of general people is mainly considered in the fixing position of the side airbag, and the protection effect of the fixed side airbag is reduced for people with the height outside the general range, so that the protection range of the existing side airbag is still required to be improved.
In view of the above, it is desirable to provide a side airbag device for a vehicle seat, and a vehicle, in which the height position of the side airbag can be adjusted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a car seat side airbag device, car seat and car that can adjust the high position of side gasbag.
The utility model provides a side airbag device of an automobile seat, which comprises a backrest side bracket, a screw rod which can be pivotally installed on the backrest side bracket, an airbag bracket which can be slidably installed on the backrest side bracket and can move up and down, a side airbag which is installed on the airbag bracket and a driving mechanism which is used for driving the screw rod to select;
the backrest side bracket is provided with a lower bracket and an upper bracket, and the screw rod is pivotally arranged on the lower bracket and the upper bracket;
the driving mechanism is arranged on the backrest side bracket, and the output end of the driving mechanism is connected with the screw rod;
the screw rod is provided with a connecting nut which can rotate relative to the screw rod, and the air bag support is connected with the connecting nut.
The utility model provides a car seat side gasbag device passes through actuating mechanism as required and drives the screw rod rotation, and coupling nut reciprocates for the screw rod, and then drives the air bag support and reciprocates the regulation for back collateral branch frame, realizes the high position adjustment of side gasbag, has expanded the protection scope of side gasbag.
In one optional technical scheme, the driving mechanism comprises a motor, a first bevel gear, a second bevel gear and a controller for controlling the motor to operate;
the motor is installed on the backrest side support, the first bevel gear is installed on an output shaft of the motor, the second bevel gear is sleeved on the screw rod and meshed with the first bevel gear, and the motor is in signal connection with the controller.
The controller receives an instruction to control the motor to rotate forwards and backwards, so that the first bevel gear and the second bevel gear drive the screw to rotate, and the structural arrangement is convenient.
In an alternative technical scheme, the lower end of the screw rod downwards penetrates through the lower support, and the motor is installed on the lower support. The motor is integrated on the lower support, so that the support for mounting the motor is saved.
In one optional technical scheme, a connecting plate is arranged on the air bag support and connected with the connecting nut. The connecting plate is welded with the connecting nut, and the assembly is convenient.
In one optional technical scheme, the screw is provided with two connecting nuts arranged at intervals, the airbag support is provided with two connecting plates, and the two connecting plates are respectively connected with the two connecting nuts, so that the stability of a connecting structure is improved.
In one optional technical scheme, a guide mechanism for guiding the airbag support to slide up and down is arranged between the airbag support and the backrest side support, so that the airbag support is favorably guided to slide up and down.
In an alternative solution, the guiding mechanism includes a guiding groove provided on the backrest side bracket and a slider provided on the airbag bracket, and the slider is in clearance fit with the guiding groove.
When the air bag bracket slides relative to the backrest side bracket, the sliding block is positioned in the guide groove to play a role in guiding and limit the rotation of the air bag bracket.
In one optional technical scheme, the two sliding blocks are arranged on the air bag bracket at intervals, and the two sliding blocks play a role in limiting the stroke of the air bag bracket.
The technical scheme of the utility model still provide a car seat, including aforementioned arbitrary technical scheme car seat side airbag device. The screw rod is driven to rotate through the driving mechanism according to needs, the connecting nut moves up and down relative to the screw rod, and then the air bag support is driven to move up and down relative to the backrest side support to be adjusted, so that the height position of the side air bag is adjusted, and the protection range of the side air bag is expanded.
The technical scheme of the utility model a car is still provided, including aforementioned technical scheme car seat. The screw rod is driven to rotate through the driving mechanism according to needs, the connecting nut moves up and down relative to the screw rod, and then the air bag support is driven to move up and down relative to the backrest side support to be adjusted, so that the height position of the side air bag is adjusted, and the protection range of the side air bag is expanded.
By adopting the technical scheme, the method has the following beneficial effects:
the utility model provides a car seat side gasbag device, car seat and car drives the screw rod through actuating mechanism as required and rotates, and coupling nut reciprocates for the screw rod, and then drives the air bag support and reciprocates the regulation for back collateral branch frame, realizes the high position adjustment of side gasbag, has expanded the protection scope of side gasbag.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a schematic structural view of a side airbag device of an automobile seat according to an embodiment of the present invention;
FIG. 2 is an assembly view of the air bag bracket, screw, lower bracket, upper bracket and motor;
FIG. 3 is a schematic view of a guide groove formed in a side bracket of a backrest;
FIG. 4 is a schematic view of an airbag support with a slider disposed thereon;
FIG. 5 is a schematic view of the assembly of the motor, first bevel gear, second bevel gear and screw.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-2, an embodiment of the present invention provides a side airbag device for a car seat, which includes a backrest side bracket 1, a screw rod 2 pivotally installed on the backrest side bracket 1, an airbag bracket 3 slidably installed on the backrest side bracket 1 and capable of moving up and down, a side airbag 4 installed on the airbag bracket 3, and a driving mechanism 5 for driving the screw rod 2 to select.
The backrest side bracket 1 is provided with a lower bracket 11 and an upper bracket 12, and the screw rod 2 is pivotally arranged on the lower bracket 11 and the upper bracket 12.
The driving mechanism 5 is arranged on the backrest side bracket 1, and the output end of the driving mechanism 5 is connected with the screw rod 2.
The screw 2 is provided with a connecting nut 6 which can rotate relative to the screw 2, and the airbag support 3 is connected with the connecting nut 6.
The utility model provides a car seat side airbag device, it is the partly of car seat. The side airbag device of the automobile seat comprises a backrest side bracket 1, a screw rod 2, an airbag bracket 3, a side airbag 4, a driving mechanism 5 and a connecting nut 6.
The connecting nut 6 and the screw rod 2 form a screw rod mechanism, and the rotation of the screw rod 2 can be converted into the linear movement of the connecting nut 6.
The screw rod 2 is connected with the lower bracket 11 and the upper bracket 12 of the backrest side bracket 1 through shaft sleeves, and the screw rod 2 can rotate relative to the lower bracket 11 and the upper bracket 12. The air bag bracket 3 is arranged on the backrest side bracket 1 in a sliding way, the air bag bracket 3 is connected with a connecting nut 6, and the air bag bracket 3 can be driven by the connecting nut 6 to adjust the up-and-down position on the backrest side bracket 1. The side airbag 4 is installed on the airbag bracket 3, and the movement of the airbag bracket 3 drives the side airbag 4 to perform position adjustment. The driving mechanism 5 is installed on the backrest side bracket 1, the output end of the driving mechanism is connected with the screw rod 2, and the driving mechanism 5 is used for driving the screw rod 2 to rotate. The driving mechanism 5 can be a motor driving mechanism, and a motor is connected with the screw rod 2 through a transmission device so as to drive the screw rod 2 to rotate.
The position of the side airbag 4 is roughly divided into a high-position region, a middle-position region, and a low-position region. The median region is the region with the widest application range. The high-order region, the middle-order region, and the low-order region may intersect each other. The side airbag 4 slides upward a first distance from the mid region into the high-position region, and the side airbag 4 slides downward a second distance from the mid region into the low-position region. The ranges of the first distance and the second distance may be set as desired. The first and second distances are related to the number of turns of the screw 2. The screw pitch of the screw 2 is constant, and the moving distance of the side air bag 4 can be controlled by controlling the rotation number of the screw 2, so that the conversion between the high position area, the middle position area and the low position area is realized. A hall sensor may be installed at the lower bracket 11 or the upper bracket 12 to monitor the number of rotations of the screw 2, as needed. The hall sensor is in signal connection with the driving mechanism 5 and the control system of the automobile.
During research and development, the position relation between the height and the side air bag 4 can be divided according to a plurality of experiments. For example, a crowd with a height of 1.6m to 1.78m corresponds to the middle area, a crowd with a height of 1.6m or less corresponds to the low area, and a crowd with a height of 1.78m or more corresponds to the high area.
The position relation can be pasted on the side part of the seat through a chart, the user is prompted, and the user can select a required area according to the height of the user. The position relation can also be input into a control system of the automobile and displayed through a display panel, and after a user inputs own physical characteristics, the control system controls the driving mechanism 5 to operate and drive the side air bag 4 to enter a corresponding area.
To sum up, the utility model provides a car seat side airbag device drives screw rod 2 through actuating mechanism 5 and rotates as required, and coupling nut 6 reciprocates for screw rod 2, and then drives air bag support 3 and reciprocates the regulation for back collateral branch frame 1, realizes the high position adjustment of side airbag 4, has expanded side airbag 4's protection scope.
In one embodiment, as shown in fig. 1-2 and 5, the drive mechanism 5 includes a motor 51, a first bevel gear 52, a second bevel gear 53, and a controller 54 for controlling the operation of the motor 51.
The motor 51 is arranged on the backrest side bracket 1, the first bevel gear 52 is arranged on the output shaft of the motor 51, the second bevel gear 53 is sleeved on the screw rod 2, the second bevel gear 53 is meshed with the first bevel gear 52, and the motor 51 is in signal connection with the controller 54.
In the present embodiment, the drive mechanism 5 includes a motor 51, a first bevel gear 52, a second bevel gear 53, and a controller 54. The motor 51 is mounted on the back-side bracket 1, and the controller 54 is configured to receive a command to control the operation of the motor 51. The second bevel gear 53 is sleeved on the screw rod 2 and is used for driving the screw rod 2 to rotate. A first bevel gear 52 is mounted on the output shaft of the motor 51, and a second bevel gear 53 is engaged with the first bevel gear 52.
The controller 54 receives instructions to control the motor 51 to rotate forward and backward, so as to drive the screw rod 2 to rotate through the first bevel gear 52 and the second bevel gear 53, thereby facilitating the structural arrangement.
In one embodiment, as shown in fig. 1-2, the lower end of the screw 2 passes downward through the lower bracket 11, and the motor 51 is mounted on the lower bracket 11. Integrating the motor 51 on the lower bracket 11 saves a bracket for mounting the motor 51.
In one embodiment, as shown in fig. 1-2, the airbag support 3 is provided with a connecting plate 31, and the connecting plate 31 is connected with the connecting nut 6. Connecting plate 31 is integrative to be set up on air bag support 3, and connecting plate 31 and coupling nut 6 welding make things convenient for the equipment.
In one embodiment, as shown in fig. 1-2, two connecting nuts 6 are arranged on the screw rod 2 at intervals, two connecting plates 31 are arranged on the air bag bracket 3, and the two connecting plates 31 are respectively connected with the two connecting nuts 6, so that the stability of the connecting structure is improved.
In one embodiment, a guide mechanism for guiding the air bag bracket 3 to slide up and down is arranged between the air bag bracket 3 and the backrest side bracket 1, so as to guide the air bag bracket 3 to slide up and down.
The guide mechanism can be a guide rail mechanism, a guide groove mechanism and the like.
In one embodiment, as shown in fig. 3 to 4, the guide mechanism includes a guide groove 13 provided on the backrest-side bracket 1 and a slider 32 provided on the airbag bracket 3, the slider 32 being loosely fitted in the guide groove 13.
When the airbag support 3 slides relative to the backrest-side bracket 1, the slide block 32 is positioned in the guide groove 13 to play a guiding role, and can also limit the rotation of the airbag support 3 and further limit the rotation of the connecting nut 6, so that the connecting nut 6 can only move linearly.
In one embodiment, as shown in fig. 4, two sliders 32 are provided at intervals on the air bag bracket 3, and the two sliders 32 serve to limit the stroke of the air bag bracket 3. When the upper end slider 32 comes into contact with the upper end of the guide groove 13, it indicates that the air bag holder 3 has slid up to the limit position. When the lower slider 32 contacts the lower end of the guide groove 13, it indicates that the air bag holder 3 has slid down to the limit position.
An embodiment of the utility model provides a car seat, including aforementioned arbitrary embodiment car seat side airbag device. An installation space is formed between the backrest side bracket 1 and the skin of the automobile seat, the air bag bracket 3 can be slidably positioned in the installation space, so that the side air bag 4 is driven to slide up and down in the installation space to adjust the position, the height position of the side air bag 4 is adjusted, and the protection range of the side air bag 4 is expanded.
The utility model discloses with the embodiment provides an automobile, including aforementioned embodiment car seat.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (10)
1. A side airbag device of an automobile seat is characterized by comprising a backrest side bracket, a screw rod which is pivotally arranged on the backrest side bracket, an airbag bracket which is slidably arranged on the backrest side bracket and can move up and down, a side airbag arranged on the airbag bracket and a driving mechanism for driving the screw rod to select;
the backrest side bracket is provided with a lower bracket and an upper bracket, and the screw rod is pivotally arranged on the lower bracket and the upper bracket;
the driving mechanism is arranged on the backrest side bracket, and the output end of the driving mechanism is connected with the screw rod;
the screw rod is provided with a connecting nut which can rotate relative to the screw rod, and the air bag support is connected with the connecting nut.
2. The side airbag apparatus for a vehicle seat according to claim 1, wherein the driving mechanism includes a motor, a first bevel gear, a second bevel gear, and a controller for controlling the operation of the motor;
the motor is installed on the backrest side support, the first bevel gear is installed on an output shaft of the motor, the second bevel gear is sleeved on the screw rod and meshed with the first bevel gear, and the motor is in signal connection with the controller.
3. The side airbag apparatus for a car seat according to claim 2, wherein a lower end of the screw rod is downwardly passed through the lower bracket, and the motor is mounted on the lower bracket.
4. The side airbag apparatus for a vehicle seat according to claim 1, wherein a connecting plate is provided on the airbag support, and the connecting plate is connected to the connecting nut.
5. The side airbag apparatus for an automobile seat according to claim 4, wherein two connecting nuts are disposed on the screw rod at intervals, and two connecting plates are disposed on the airbag support and connected to the two connecting nuts, respectively.
6. The side airbag device for an automobile seat according to any one of claims 1 to 5, characterized in that a guide mechanism for guiding the airbag bracket to slide up and down is arranged between the airbag bracket and the backrest side bracket.
7. The car seat side airbag apparatus according to claim 6, wherein the guide mechanism includes a guide groove provided on the backrest side bracket and a slider provided on the airbag bracket, the slider being clearance-fitted in the guide groove.
8. The side airbag apparatus for a vehicle seat according to claim 7, wherein two of the sliders are provided at intervals on the airbag bracket.
9. A vehicle seat characterized by comprising the vehicle seat side airbag device according to any one of claims 1 to 8.
10. An automobile comprising the automobile seat of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220694541.9U CN217259928U (en) | 2022-03-22 | 2022-03-22 | Car seat side airbag device, car seat and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220694541.9U CN217259928U (en) | 2022-03-22 | 2022-03-22 | Car seat side airbag device, car seat and car |
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| Publication Number | Publication Date |
|---|---|
| CN217259928U true CN217259928U (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220694541.9U Active CN217259928U (en) | 2022-03-22 | 2022-03-22 | Car seat side airbag device, car seat and car |
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| CN (1) | CN217259928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116513099A (en) * | 2023-05-11 | 2023-08-01 | 东风汽车集团股份有限公司 | A rear seat airbag device and vehicle |
-
2022
- 2022-03-22 CN CN202220694541.9U patent/CN217259928U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116513099A (en) * | 2023-05-11 | 2023-08-01 | 东风汽车集团股份有限公司 | A rear seat airbag device and vehicle |
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Effective date of registration: 20230815 Granted publication date: 20220823 |