CN217835429U - Car seat and car - Google Patents
Car seat and car Download PDFInfo
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- CN217835429U CN217835429U CN202221884989.3U CN202221884989U CN217835429U CN 217835429 U CN217835429 U CN 217835429U CN 202221884989 U CN202221884989 U CN 202221884989U CN 217835429 U CN217835429 U CN 217835429U
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Abstract
The application discloses car seat and car belongs to car technical field, including seat body and seat base, still include: the seat vibration mode adjusting device is arranged between the seat body and the seat base and used for adjusting vibration mode parameters of the seat body, and the load sensor is arranged in the seat body and used for detecting quality information of a driver; and the controller is respectively connected with the load sensor and the seat vibration mode adjusting device and is used for receiving the quality information and adjusting the vibration mode parameters of the seat vibration mode adjusting device based on the quality information so as to adjust the vibration mode parameters of the seat body. According to the method and the device, the quality of a driver is detected by arranging the load sensor inside the seat, the stiffness range which different driver qualities should have when the driver avoids the frequency range sensitive to the human body is analyzed by combining the controller, and then the stiffness of the seat vibration mode adjusting device is adjusted, so that the dynamic comfort of the driver seat is improved.
Description
Technical Field
The utility model relates to the technical field of automobiles, concretely relates to car seat and car.
Background
With the continuous improvement of the living standard of people, the requirement on the operating comfort of commercial vehicles is higher and higher. The existing driver seat is designed and developed according to the crowd with the specified height of 1.70 +/-0.05 m and the mass of 65 +/-0.05 kg of GB4970, but with the continuous improvement of the existing living standard, the height and the weight of a client are generally increased compared with the prior art, and the existing driver seat has the defects that the client group is single, the automatic identification function of the quality of a driver is not developed, a control strategy of the corresponding relation between the load of the driver seat and the dynamic rigidity and the damping force of the seat is not established, the inherent frequency of the driver with different qualities when the driver sits on the seat can not be ensured to be less than 4Hz, and the frequency range of human body sensitivity can not be effectively avoided from 4Hz to 8Hz.
Therefore, how to realize the technical problem of automatically adjusting the rigidity and the damping force of the seat along with the mass of a driver needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem of how to realize the automatic adjustment of the rigidity and the damping force of the seat along with the mass of a driver, which is explained in the background art, the application provides the automobile seat and the automobile.
According to a first aspect, the embodiment of the present application provides a car seat, including a seat body and a seat base, further including: the seat vibration mode adjusting device is arranged between the seat body and the seat base and used for adjusting vibration mode parameters of the seat body, and the load sensor is arranged in the seat body and used for detecting quality information of a driver; and the controller is respectively connected with the load sensor and the seat vibration mode adjusting device and is used for receiving the quality information and adjusting the vibration mode parameters of the seat vibration mode adjusting device based on the quality information so as to adjust the vibration mode parameters of the seat body.
Optionally, the seat vibration mode adjustment device comprises: the rigidity adjustable component is arranged between the seat base and the seat body and used for adjusting the rigidity between the seat body and the seat base.
Optionally, the adjustable stiffness assembly comprises: an airbag damper provided between the seat base and the seat body, the airbag damper adjusting the seat vibration based on air pressure resistance; and the air bag load sensing valve is respectively connected with the controller and the air bag shock absorber and is used for adjusting the air pressure value in the air bag shock absorber.
Optionally, the seat vibration mode adjustment device further comprises: the adjustable damper is arranged between the seat base and the seat body and used for providing damping force for the seat, wherein the damping force is adjustable in size.
Optionally, the adjustable damper comprises: the damper body is arranged between the seat base and the seat body and used for providing damping force for the seat; and the damping adjusting switch is respectively connected with the controller and the damper body and is used for adjusting the damping force of the damper body.
Optionally, the damper body includes a load valve, and adjusting the load valve can change the damping force of the damper body.
Optionally, the load valve comprises a preset number of gear openings; the damping adjusting switch comprises a preset number of switch gears in one-to-one correspondence with the load valves.
Optionally, the adjustable damper comprises a mechanical adjustment switch for adjusting a damping force of the adjustable damper.
Optionally, the seat vibration mode adjustment device further includes: and the motor is connected with the controller, is used for receiving the control command, is in power connection with the seat vibration mode adjusting device, and is used for providing power for the seat vibration mode adjusting device to adjust the vibration mode parameters of the seat.
According to a second aspect, the present application proposes a motor vehicle comprising a motor vehicle seat according to the above embodiment.
The technical scheme of this application is including setting up the load sensor in the seat body, when the driver sits on the seat, the load sensor can detect out driver's quality, and with this quality transmission to controller, the controller confirms seat rigidity and the damping force that corresponds this driver's quality based on natural frequency and the sensitive frequency range of human body when driver takes the seat, seat vibration mode adjusting device automatically regulated rigidity and damping force are to the scope that corresponds with this driver's quality, can effectively avoid the sensitive frequency range of human body, improve the dynamic comfort of driver seat.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a schematic view of a vehicle seat according to an embodiment of the present application;
FIG. 2 is another schematic view of a vehicle seat according to an embodiment of the present application.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings, wherein the same reference numerals in the drawings denote the same components or similar components.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
With the continuous improvement of the living standard of people, the requirement on the operating comfort of the commercial vehicle is higher and higher. The existing driver seat is designed and developed according to the people with the specified height of 1.70 +/-0.05 m and the mass of 65 +/-0.05 kg of GB4970, is suitable for single client groups, and can not ensure that the vibration frequency of drivers with different masses can avoid the frequency range sensitive to the human body when the drivers take the seat.
According to a first aspect of the present application, referring to fig. 1 and 2, there is provided a car seat including a seat body 10 and a seat base 30, further including: a seat vibration mode adjusting device 20 disposed between the seat body 10 and the seat base 30 for adjusting a vibration mode parameter of the seat body 10; a load sensor 40 provided in the seat body 10 for detecting the driver's quality information; and the controller 50 is respectively connected with the load sensor 40 and the seat vibration mode adjusting device 20, and is configured to receive the mass information and adjust the vibration mode parameters of the seat vibration mode adjusting device 20 based on the mass information, so as to adjust the vibration mode parameters of the seat body.
In this embodiment, referring to fig. 1 and fig. 2, the load sensor 40 may be disposed in the seat cushion 102, when a driver sits down, the load sensor 40 can detect the quality information of the driver and transmit the quality information to the controller 50, after the controller 50 receives the quality information, the stiffness and the damping force of the seat suitable for the driver can be analyzed by combining the frequency range sensitive to the human body, and then the seat vibration mode adjustment device 20 is controlled to adjust the stiffness and the damping force, so that the frequency range sensitive to the human body can be effectively avoided, and the dynamic comfort of the driver seat is improved, the controller 50 may be an on-board computer, or may be a separately disposed controller 50.
The frequency range sensitive to the human body may be 4Hz to 8Hz, and in the present application, in order to avoid the frequency range sensitive to the human body, the vibration frequency of the seat may be made to be less than 4Hz.
Referring to fig. 1 and 2, when the seat vibration mode adjustment device 20 is disposed above the seat base 30 and below the seat body 10 to adjust the rigidity of the seat, the seat vibration mode adjustment device may be adjusted by a pneumatic device or a hydraulic device, and the following explanation will take the pneumatic device as an example.
As an exemplary embodiment, the seat vibration mode adjustment apparatus 20 includes: an airbag damper 201 provided between the seat base 30 and the seat body 10, for adjusting the seat vibration based on an air pressure resistance; and the air bag load sensing valve 202 is respectively connected with the controller 50 and the air bag shock absorber 201 and is used for adjusting the air pressure value in the air bag shock absorber 201.
Referring to fig. 2, an airbag damper 201 is disposed between a seat body 10 and a seat base 30, and is an inflatable damper, which is a device for preventing vibration by using air pressure resistance, an airbag load sensing valve 202 connected to the airbag damper 201 can adjust the stiffness of the airbag damper 201 by adjusting the height of an airbag of the airbag damper 201 and the inner diameter pressure of the airbag, and a controller 50 can control the opening degree of the airbag load sensing valve 202 after obtaining a required stiffness by combining the mass of a driver, so as to adjust the stiffness of the airbag damper 201 to the required stiffness, thereby ensuring that the seat where the driver sits can effectively avoid a frequency range sensitive to a human body.
When the controller 50 calculates the required stiffness, the required stiffness can be obtained by a damped seat natural frequency calculation formula, which is shown in the following formula (1):
wherein f is n Representing the vibration frequency of the seat, m representing drivingThe driver mass, k, represents the stiffness of the airbag cushion 201, even if the vibration frequency of the seat is kept away from the stiffness required by the sensitive frequencies of the human body.
In actual driving experience, factors influencing the dynamic comfort of a driver may be related to vibration amplitude besides vibration frequency, and when the vibration amplitude is too large, the factors can influence the safe driving of the driver.
As an exemplary embodiment, the seat vibration mode adjustment apparatus 20 further includes: the adjustable damper is arranged between the seat base 30 and the seat body 10 and used for providing damping force for the seat, wherein the damping force is adjustable in size. The damping force can be adjusted automatically through electric control or manually through a mechanical device.
Illustratively, referring to fig. 2, the adjustable damper comprises: a damper body 203 provided between the seat base 30 and the seat body 10 for providing a damping force to the seat; and a damping adjusting switch 204 connected to the controller 50 and the damper body 203, respectively, for adjusting a damping force of the damper body 203. In this embodiment, one end of the damping adjustment switch 204 is connected to the controller 50 for receiving a control signal sent by the controller 50, and the other end is connected to the damper body 203 for adjusting the damping force of the damper body 203.
As an exemplary embodiment, the adjustable damper comprises a mechanical adjustment switch for adjusting the damping force of the adjustable damper. In this embodiment, mechanical adjustment switch can set up at the inside surface of car, makes things convenient for the position of driver's operation, and the driver can be according to self demand, the damping force size of the adjustable attenuator of manual regulation.
When the damping force is adjusted manually or automatically by electric control, the adjusting method can be to adjust a valve inside the damper body 203, and the damper body 203 comprises a load valve, and the damping force of the damper body 203 can be changed by adjusting the load valve. By adjusting the opening of the load valve inside the damper body 203, the flow rate of the oil in the working cylinder of the damper body 203, i.e., the speed of the piston, can be adjusted, and finally the change of the damping force of the damper body 203 is realized.
For example, the damping force may be divided into a plurality of gears, the corresponding load valves also include the same number of gears corresponding to different damping forces, and the damping adjustment switch 204 or the mechanical adjustment switch also sets the same number of gears corresponding to different damping forces.
The damping force can be adjusted in size by setting corresponding gears according to a pre-designed driver mass range, illustratively, the driver mass range is 50 kg-100 kg, the damping force can be designed into three gears which respectively correspond to three mass intervals of a driver, the first damping force gear corresponds to the driver mass interval and is 50 kg-70 kg, the second damping force gear corresponds to the driver mass interval and is 70 kg-80 kg, the third damping force gear corresponds to the driver mass interval and is 80 kg-100 kg, the damping force is set into three gears, the corresponding opening degree of a load valve can also be set into three gears, and the damping adjusting switch 204 or a mechanical adjusting switch corresponding to the load valve is also set into three gears.
As an exemplary embodiment, referring to fig. 2, the seat vibration mode adjustment apparatus 20 further includes: and an electric motor 205, one end of which is connected to the controller 50 for receiving the control command, and the other end of which is connected to the airbag load sensing valve 202 and/or the damping adjusting switch 204 for providing power for the seat vibration mode adjusting device 20 to adjust the vibration frequency of the seat. In this embodiment, the motor 205 is connected to the controller 50, and when receiving a control command from the controller 50, the motor 205 drives the airbag load sensing valve 202 and/or the damping adjusting switch 204 to adjust the stiffness of the airbag cushion 201 and/or the damping force of the damper body 203 to a required magnitude, respectively, so as to provide power for the seat vibration mode adjusting device 20, and ensure that the adjustment of the stiffness and the damping force is successfully completed.
According to a second aspect of the present application, there is also provided an automobile comprising the automobile seat according to any one of the above embodiments.
So far, the technical solutions of the present disclosure have been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present disclosure is not limited to only these specific embodiments. The technical solutions in the above embodiments can be split and combined, and equivalent changes or substitutions can be made on related technical features by those skilled in the art without departing from the technical principles of the present disclosure, and any changes, equivalents, improvements, and the like made within the technical concept and/or technical principles of the present disclosure will fall within the protection scope of the present disclosure.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a car seat, includes seat body and seat base, its characterized in that still includes:
the seat vibration mode adjusting device is arranged between the seat body and the seat base and used for adjusting vibration mode parameters of the seat body;
a load sensor provided in the seat body for detecting quality information of a driver;
and the controller is respectively connected with the load sensor and the seat vibration mode adjusting device and is used for receiving the quality information and adjusting the vibration mode parameters of the seat vibration mode adjusting device based on the quality information so as to adjust the vibration mode parameters of the seat body.
2. The car seat according to claim 1, characterized in that the seat vibration mode adjustment device comprises:
the rigidity adjustable component is arranged between the seat base and the seat body and used for adjusting the rigidity between the seat body and the seat base.
3. The car seat according to claim 2, characterized in that the adjustable stiffness assembly comprises:
an airbag damper provided between the seat base and the seat body, the airbag damper adjusting the seat vibration based on air pressure resistance;
and the air bag load sensing valve is respectively connected with the controller and the air bag shock absorber and is used for adjusting the air pressure value in the air bag shock absorber.
4. The car seat of claim 1, wherein the seat vibration mode adjustment device further comprises:
the adjustable damper is arranged between the seat base and the seat body and used for providing damping force for the seat, wherein the damping force is adjustable in size.
5. The car seat of claim 4, wherein the adjustable damper comprises:
the damper body is arranged between the seat base and the seat body and used for providing damping force for the seat;
and the damping adjusting switch is respectively connected with the controller and the damper body and is used for adjusting the damping force of the damper body.
6. The car seat of claim 5, wherein the damper body includes a load valve, adjustment of the load valve being capable of changing a damping force of the damper body.
7. The car seat of claim 6, wherein the load valve includes a preset number of gear openings; the damping adjusting switch comprises a preset number of switch gears in one-to-one correspondence with the load valves.
8. The car seat according to claim 4, characterized in that the adjustable damper comprises a mechanical adjustment switch for adjusting the damping force of the adjustable damper.
9. The car seat according to claim 1, wherein the seat vibration mode adjustment device further comprises:
and the motor is connected with the controller, is used for receiving a control command, is in power connection with the seat vibration mode adjusting device, and is used for providing power for the seat vibration mode adjusting device to adjust the vibration mode parameters of the seat.
10. A vehicle comprising a vehicle seat according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221884989.3U CN217835429U (en) | 2022-07-20 | 2022-07-20 | Car seat and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221884989.3U CN217835429U (en) | 2022-07-20 | 2022-07-20 | Car seat and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217835429U true CN217835429U (en) | 2022-11-18 |
Family
ID=84038780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221884989.3U Active CN217835429U (en) | 2022-07-20 | 2022-07-20 | Car seat and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217835429U (en) |
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2022
- 2022-07-20 CN CN202221884989.3U patent/CN217835429U/en active Active
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