CN115923608A - A vehicle seat cushion self-adaptive adjustment device and method - Google Patents

Abstract

The invention provides a vehicle seat cushion self-adaptive adjustment device and method. The device includes: a seat assembly, the seat assembly includes a seat frame and a leg rest, the leg rest is installed on the side of the seat frame, and the leg rest can be wound around a seat perpendicular to the seat Edge movement of the skeleton; monitoring component, the monitoring component is arranged on the inner side of the car door so that the monitoring component can monitor the positional relationship of the legs of the occupant using the seat component. The method includes: collecting the position information of the legs of the occupant; analyzing the distance that the leg support needs to move according to the position information of the occupant's legs, and generating a motion signal from the analyzed moving distance data; inputting the motion signal into the motor, and driving the leg through the motor Move to the specified position. The invention is used to solve the problem that the vehicle seat cushion cannot be adjusted in the prior art, mainly relates to an adaptive adjustment device for the vehicle seat cushion, and provides a method for adaptively adjusting the vehicle seat cushion.

Description

A vehicle seat cushion self-adaptive adjustment device and method

technical field

The invention relates to a vehicle adjustment device, in particular to an adaptive adjustment device for a vehicle seat cushion.

Background technique

The comfort of the car seat greatly affects the experience of the driver and passengers. In order to improve the comfort of the car's interior seats, major car companies are constantly improving technology to meet the increasing needs of consumers.

The cushion length of the car seat at the present stage can only meet people's use needs, and cannot be adaptively adjusted according to each person's leg length and sitting posture.

Contents of the invention

In view of the shortcomings of the prior art described above, the object of the present invention is to provide an adaptive adjustment device for a vehicle seat cushion, which is used to solve the problem that the vehicle seat cushion cannot be adjusted in the prior art, and mainly relates to an adaptive adjustment device for a vehicle seat cushion. A method for adaptively adjusting a vehicle seat cushion is provided.

The invention provides an adaptive adjustment device for a vehicle seat cushion, comprising:

a seat assembly, the seat assembly includes a seat frame and a leg rest, the leg rest is installed on the side of the seat frame, and the leg rest can move around an edge perpendicular to the seat frame;

A monitoring component is arranged on the inner side of the vehicle door so that the monitoring component can monitor the positional relationship of the legs of the occupant using the seat component.

In one embodiment of the present invention, it also includes a seat module and a motor, the monitoring component is electrically connected to the seat module, the seat module and the motor are respectively installed on the seat component, The seat module controls the motor to work.

In one embodiment of the present invention, the motor is electrically connected to the leg rest, and the leg rest is driven by the motor to move.

In one embodiment of the present invention, the monitoring component is an infrared viewer for collecting thermal image information of the occupants.

The present invention provides a vehicle seat cushion adaptive adjustment method, which is characterized in that it comprises:

Collect information about the position of the occupant's legs;

analyzing the distance that the leg support needs to move according to the leg position information of the occupant, and generating a motion signal from the analyzed moving distance data;

The motion signal is input into the motor, and the leg rest is driven to a designated position by the motor.

In one embodiment of the present invention, in the step of collecting the position information of the occupant's legs, when the occupant sits on the seat assembly, the monitoring component scans the occupant's legs, and scans the The resulting information is output to the seat module.

In an embodiment of the present invention, after receiving the leg position information collected by the monitoring component, the seat module determines the user's position according to the bending position in the image information of the leg position information. at the knee position.

In one embodiment of the present invention, in the step of analyzing the distance that the leg support needs to move according to the leg position information of the occupant, the distance between the knee bend and the leg support is calculated and compared with the The standard values preset in the seat module are compared.

In one embodiment of the present invention, in the step of collecting the leg information of the occupant and generating a motion signal from the analyzed moving distance data, according to the result of the comparison, the moving distance of the leg support and In the direction of movement, the distance between the leg support and the knee bend after movement is equal to the standard value preset in the seat module.

In one embodiment of the present invention, in the step of inputting the motion signal into the motor and driving the leg rest to a designated position through the motor, after receiving the motion signal, the motor drives The leg support moves around the edge of the seat frame until it moves to a designated position.

The present invention provides a vehicle. In the step of inputting the motion signal into the motor, the motor drives the legs to move around the edge of the seat frame after receiving the motion signal until it moves to specify the location.

The invention provides an adaptive adjustment device for a vehicle seat cushion, which can automatically adjust the vehicle seat cushion to achieve a more comfortable state for users.

Further, the vehicle seat cushion self-adaptive adjustment device of the present invention determines the position information of the legs of the passenger through the measurement of the infrared sensor, then analyzes the moving position of the seat cushion, and finally drives the seat cushion to a comfortable position for the occupant through a motor.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings that are required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is shown as the bottom view of the present invention before cushion motion in an embodiment;

Fig. 2 is shown as the bottom view of the cushion after the motion in one embodiment of the present invention;

Fig. 3 is a three-dimensional exploded view of an adaptive adjustment device in an embodiment of the present invention;

Fig. 4 is a three-dimensional schematic diagram showing the movement process of the adaptive adjustment device in an embodiment of the present invention;

FIG. 5 is a method flowchart of the adjustment method in an embodiment of the present invention.

Component label description:

Seat assembly 10, frame 11, leg rest 12, edge 111, seat module 13, motor 14; monitoring assembly 20.

Detailed ways

Embodiments of the present invention are described below through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementation modes, and various modifications or changes can be made to the details in this specification based on different viewpoints and applications without departing from the spirit of the present invention.

It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other. It should also be understood that the terminology used in the embodiments of the present invention is for describing specific implementations, not for limiting the protection scope of the present invention. The test methods for which specific conditions are not indicated in the following examples are usually in accordance with conventional conditions, or in accordance with the conditions suggested by each manufacturer.

See Figures 1 through 5. It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the implementation of the present invention. Limiting conditions, so there is no technical substantive meaning, any modification of structure, change of proportional relationship or adjustment of size, without affecting the effect and purpose of the present invention, should still fall within the scope of the present invention. within the scope covered by the disclosed technical content. At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and are not used to limit this specification. The practicable scope of the invention and the change or adjustment of its relative relationship shall also be regarded as the practicable scope of the present invention without any substantial change in the technical content.

The invention provides an adaptive adjustment device for a vehicle seat cushion, which is used for self-adaptive adjustment of the vehicle seat cushion. A vehicle seat cushion self-adaptive adjustment device provided by the present invention is characterized in that it includes: a seat assembly 10, the seat assembly 10 includes a seat frame 11 and a leg rest 12, the leg rest 12 is installed on the side of the seat frame 11, The leg rest 12 can move around the edge 111 perpendicular to the seat frame 11; the monitoring assembly 20, the monitoring assembly 20 is arranged on the inside of the door so that the monitoring assembly 20 can monitor the legs of the occupant using the seat assembly 10 Positional relationship.

Specifically, as shown in FIG. 1 , the leg rest 12 is installed on the seat frame 11 . The leg rest 12 is provided with four sliding grooves 121 , the seat frame 11 is provided with four fixing pieces 112 , and the leg rest 12 is fixedly connected with the seat frame 11 through the four fixing pieces 112 . The fixing part 112 is embedded in the four sliding grooves 121 on the leg rest 12, and the leg rest 12 can move along the edge 111 perpendicular to the seat frame 11 based on the four sliding grooves 121 cooperating with the fixing part 112, so as to adjust the seat cushion effect of position. The figure shows the positional relationship before sliding.

As shown in FIG. 2 , it is a schematic diagram of the positional relationship of the leg support 12 after sliding along the sliding groove 121 . The leg support 12 moves outwards toward the seat frame 11 along the direction of the sliding groove 121 , so that the fixing member 112 relatively moves to the other end of the sliding groove 121 .

As shown in FIG. 3 , the seat assembly 10 further includes a seat module 13 and a motor 14 . The seat module 13 is arranged inside the seat frame 11 , and the seat module 13 is electrically connected with the motor 14 and the monitoring component 20 respectively. The motor 14 is also disposed inside the seat assembly 10 and is electrically connected to the seat module 14 and the leg rest 12 respectively. The motor 14 can receive a signal from the seat module 13 and drive the leg rest 12 according to the received signal, and the driven leg rest 12 moves along the edge 111 of the seat frame 11 .

As shown in FIG. 4 , the leg rest 12 is mounted on the edge 111 of the seat frame 11 and can move along a direction parallel to the seat frame 11 . The leg support 12 is mounted on the edge 111 of the seat frame 11 and can move in a direction perpendicular to the edge 111 toward the direction of the seat frame 11 .

As shown in Figures 1-4, the monitoring assembly 20 is installed on the inner side of the vehicle door, the specific installation position is level with the position of the leg rest 12, and the monitoring direction is toward the seat frame 11, for collecting the information of the occupant sitting on the seat frame 11. Leg position information. The monitoring component 20 is an infrared sensing device, which can collect thermal image information of an occupant sitting on the seat frame 11 . After the monitoring component 20 collects thermal image information, it will output the information to the seat module 13 . When the occupant sits on the seat, the knee part will bend accordingly, and the thermal image information collected by the monitoring component 20 will show the bent part as thermal bending, and the position of the occupant's knee can be determined by locating the thermal bending position. The seat cushion cover is arranged on the seat frame 11 and the leg rest 12. When the occupant sits on the seat cushion, the distance between the knee and the edge of the seat cushion affects the occupant's riding experience. Therefore, after collecting the knee position information of the occupant, The position of the knee is compared with the edge of the leg rest 12 , and at the same time, the moving direction and position of the leg rest 12 are determined in combination with the preset value preset in the seat module 13 . After determining the moving direction and distance, the seat module 13 generates a moving signal according to the determined moving position information, and outputs the moving signal to the motor 14 . After the motor 14 receives the moving signal, it drives the leg rest 12 to move to a designated position along the edge 111 of the seat frame 11. After the movement is completed, the distance between the occupant's knee position and the leg rest 12 is equal to the preset value in the seat module 13. So as to achieve adaptive adjustment of the cushion to achieve a more comfortable ride experience.

As shown in FIG. 5 , the present invention also includes a method for adaptively adjusting vehicle seat cushions, including collecting information on the position of the legs of the occupant; collecting the information on the position of the legs of the occupant, and analyzing the distance that the leg rest 12 needs to move, The analyzed data is used to generate a motion signal; the motion signal is input to the motor 14, and the motor 14 drives the leg rest 12 to move to a designated position.

Further, in the step of collecting the position information of the occupant's legs, when the occupant sits on the seat assembly 10 , the monitoring component 20 scans the occupant's legs, and outputs the scanned information to the seat module 13 . After receiving the leg position information collected by the monitoring component 20, the seat module 13 determines the user's knee position according to the bending position in the image information of the leg position information. In the step of collecting the leg information of the occupant, the distance between the knee bend and the leg support 12 is calculated, and compared with the preset standard value in the seat module 13 . In the step of collecting information on the legs of the occupant, according to the comparison results, the movement distance and direction of the leg support 12 are analyzed, and the distance between the leg support 12 and the knee bend after movement is equal to the preset standard value in the seat module 13 . In the step of inputting the motion signal to the motor 14, after the motor 14 receives the motion signal, it drives the leg rest 12 to move around the edge 111 of the seat frame 11 until it moves to a designated position, and the adaptive adjustment of the seat cushion is completed

The invention proposes a vehicle seat cushion self-adaptive adjustment device, which can adjust the seat cushion to achieve a comfortable position through self-adaptive adjustment of the seat cushion by collecting information on the knee position of the occupant.

The invention collects the heat bending point through the infrared rangefinder to determine the knee position information of the occupant, and then processes the knee position information to move the leg rest to the preset position, so that the device can adaptively adjust the position of the seat cushion.

Therefore, through the self-adaptive adjustment device of the vehicle seat cushion of the present invention, the effect of self-adaptive adjustment of the position of the seat cushion can be achieved.

The above-mentioned embodiments only illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims (10)

1. A vehicle cushion self-adaptive adjusting device is characterized by comprising:

a seat assembly (10), the seat assembly (10) comprising a seat frame (11) and a leg rest (12), the leg rest (12) being mounted to a side of the seat frame (11), the leg rest (12) being movable about an edge (111) perpendicular to the seat frame (11);

a monitoring assembly (20), the monitoring assembly (20) being disposed inside a vehicle door such that the monitoring assembly (20) can monitor a leg position relationship of an occupant using the seat assembly (10).

2. The adaptive adjusting device for the seat cushion of the vehicle as claimed in claim 1, further comprising a seat module (13) and a motor (14), wherein the monitoring component (20) is electrically connected to the seat module (13), the seat module (13) and the motor (14) are respectively mounted on the seat assembly (10), and the seat module (13) controls the motor (14) to operate.

3. The adaptive adjustment device for the seat cushion of the vehicle as claimed in claim 2, wherein the motor (13) is electrically connected with the leg support (12), and the leg support (12) is driven by the motor (13) to move.

4. The adaptive vehicle seat cushion adjustment apparatus according to claim 1, wherein the monitoring component (20) is an infrared viewer for collecting thermal image information of the occupant.

5. A vehicle seat cushion adaptive adjustment method using the vehicle seat cushion adaptive adjustment apparatus according to claims 1 to 4, characterized by comprising:

collecting leg position information of a passenger;

analyzing the distance that a leg rest (12) needs to move according to the leg position information of the passenger, and generating a motion signal by the analyzed moving distance data;

the motion signal is input into a motor (14), and the leg support (12) is driven to move to a specified position through the motor (14).

6. The adaptive adjusting method for a vehicle seat cushion according to claim 5, wherein in the step of collecting the leg position information of the occupant, when the occupant sits on the seat assembly (10), the monitoring assembly (20) scans the legs of the occupant and outputs the scanned information to the seat module (13).

7. The vehicle seat cushion adaptive adjustment method according to claim 6, characterized in that the seat module (13) determines the knee position of the user according to a bend in the image information of the leg position information after receiving the leg position information acquired by the monitoring assembly (20).

8. The adaptive adjustment method for a vehicle seat cushion according to claim 7, wherein in the step of analyzing a distance that a leg rest (12) needs to move according to the leg position information of the occupant, a distance between the knee bend and the leg rest (12) is calculated and compared with a standard value preset in the seat module (13).

9. The adaptive adjustment method for the seat cushion of the vehicle as claimed in claim 8, wherein in the step of collecting the leg information of the occupant and generating the analyzed moving distance data into the moving signal, the moving distance and the moving direction of the leg rest (12) are analyzed according to the comparison result, and the distance between the leg rest (12) and the knee bending position after the moving is equal to the standard value preset in the seat module (13).

10. The adaptive adjustment method for the seat cushion of the vehicle as claimed in claim 9, wherein in the step of inputting the motion signal into the motor (14) and moving the leg rest (12) to the designated position through the motor (14), the motor (14) drives the leg rest (12) to move around the edge (111) of the seat frame (11) until the leg rest moves to the designated position after receiving the motion signal.

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