Automobile self-adaptive adjusting seat and self-adaptive adjusting method thereof

Abstract

The invention belongs to the technical field of automobile seats, and discloses an automobile self-adaptive adjusting seat which comprises a seat framework and further comprises a ventilation system, a seat cushion and a backrest, and a control system, a hoisting well device; the control system comprises a control unit arranged in the seat framework, and a main control unit, a sensor interface, a motor driving module and a ventilation control module are loaded on the control unit. The invention discloses a self-adaptive adjusting method for an automobile seat. The method comprises the following steps of: 1) monitoring pressure distribution data by utilizing a micro pressure sensor; 2) the main control unit analyzes the received pressure distribution data according to a preset algorithm; 3) if the judgment result is that the sitting posture is uncomfortable, changing the posture of the seat until a comfortable range is reached; and (4) the main control unit carries out adjustment so as to provide a comfortable riding environment. The device is simple in overall structure, low in cost and easy to implement, and has a good market prospect.

Description

Technical Field

[0001] The present invention belongs to the technical field of automotive seats, and particularly relates to an automotive adaptive adjustment seat and an adaptive adjustment method thereof. Background Art

[0002] Traditional automotive seats usually need to be adjusted manually and cannot automatically adjust according to the driver's body shape and sitting posture, which easily causes fatigue during long-term driving.

[0003] In the prior art, there are also some solutions for automatically adjusting seats, but most of them have complex structures, high costs, and lack the functions of real-time monitoring and adjustment of the driver's sitting posture.

[0004] In view of this, the present invention has developed an automotive adaptive adjustment seat and an adaptive adjustment method thereof, which can automatically adjust the seat posture according to the driver's body shape and sitting posture, and provide functions of ventilation and pressure distribution monitoring, improving driving comfort and safety. Summary of the Invention

[0005] In order to solve the problems in the related art, the present application provides an automotive adaptive adjustment seat and an adaptive adjustment method thereof, which solve the defects mentioned in the background art.

[0006] The technical solutions are as follows:

[0007] An automotive adaptive adjustment seat includes a seat frame assembled on an automotive chassis; a seat cushion and a backrest are installed on the seat frame; a headrest is provided on the upper part of the backrest; and further includes: a ventilation system including ventilation devices provided in the seat cushion and the backrest; a suspension device provided between the seat frame and the vehicle chassis, including two slide rails provided on the automotive chassis, a four-bar linkage structure is installed on the slide rails, and the upper part of the four-bar linkage structure is connected to the seat frame; the four-bar linkage structure is drivingly connected to a motor; a control system including a control unit provided in the seat frame, a main control unit, a sensor interface, a motor drive module, and a ventilation control module are loaded on the control unit; a sensor array is arranged in the seat cushion and the backrest, and the sensor array is electrically connected to the sensor interface through a connection line; the ventilation control module is electrically connected to the ventilation device through a connection line; the motor drive module is drivingly connected to the motor; a temperature sensor and a position sensor are installed on the seat frame, and the temperature sensor and the position sensor are electrically connected to the sensor interface.

[0008] In a further embodiment, the ventilation device includes a first ventilation pipeline disposed in the seat cushion and a second ventilation pipeline disposed in the backrest; the first ventilation pipeline and the second ventilation pipeline are communicated; an air inlet box is installed in the seat cushion or the backrest, an air inlet filter hole is installed on the air inlet box, and a fan is installed in the air inlet box; the fan is electrically connected to the ventilation control module.

[0009] In a further embodiment, the four-bar linkage structure includes a left link and a right link installed on the slide rail; a front link and a rear link are installed at the upper ends of the left link and the right link; the left link, the right link, the front link and the rear link form a frame structure.

[0010] In a further embodiment, the motor is drivingly connected to a screw rod, and the screw rod is drivingly connected to the rear link by means of screw transmission.

[0011] In a further embodiment, the sensor array includes a plurality of micro pressure sensors, and all the micro pressure sensors are evenly distributed on the surfaces of the seat cushion and the backrest, for real-time monitoring of the pressure distribution of each part of the driver's body and transmitting the data to the sensor interface in the control system.

[0012] In a further embodiment, a multi-directional adjustment mechanism is provided between the headrest and the backrest; a neck support airbag is integrated inside the headrest, the neck support airbag is communicated with an air pump, and the air pump is electrically connected to the control unit.

[0013] In a further embodiment, the multi-directional adjustment mechanism includes a connecting seat installed at the upper end of the seat frame and corresponding to the backrest, two connecting rods are inserted into the connecting seat; the upper ends of the two connecting rods are installed with a headrest frame, and a rotating seat is installed on the headrest frame; the headrest is installed on the rotating seat; a plurality of micro pressure sensors are arranged inside the headrest, and the micro pressure sensors are used for real-time monitoring of the pressure distribution of the driver's head and transmitting the data to the sensor interface in the control system.

[0014] In a further embodiment, the control unit is integrated with a memory function, and can store the seat postures and ventilation preference settings of multiple drivers, which is convenient for different drivers to quickly find a comfortable sitting position.

[0015] An adaptive adjustment method for an automotive seat, based on the aforementioned adaptive adjustment seat for an automobile, the method is:

[0016] 1), Utilize the micro pressure sensor array to real-time monitor the pressure distribution of each part of the driver's body, and transmit the monitored pressure distribution data to the main control unit;

[0017] 2), the main control unit analyzes the received pressure distribution data according to a preset algorithm to determine whether the driver's current sitting posture is comfortable;

[0018] 3), if the judgment result is that the sitting posture is not comfortable, the main control unit controls the motor drive module to drive the motor to work and adjusts the hanging well structure to change the seat posture until the pressure distribution of each part of the driver's body reaches a comfortable range;

[0019] 4), meanwhile, the main control unit controls the ventilation control module to adjust the rotation speed and direction of the fan according to the ambient temperature and the driver's body temperature data collected by the temperature sensor to provide a comfortable riding environment.

[0020] Adopting the above technical solution, compared with the prior art, the beneficial effects of the technology of this patent are:

[0021] 1. The present invention monitors the pressure distribution of each part of the driver's body in real time through a micro pressure sensor array and realizes the automatic adjustment of the seat posture in combination with the hanging well structure, effectively relieving driving fatigue and improving driving comfort.

[0022] 2. The present invention provides a comfortable riding environment through the ventilation system and automatically adjusts the wind speed and direction according to the driver's body temperature and ambient temperature, further improving driving comfort.

[0023] 3. The present invention stores the seat postures and ventilation preference settings of multiple drivers through the memory function, facilitating different drivers to quickly find a comfortable riding position.

[0024] 4. The overall structure of the present invention is simple, the cost is low, it is easy to implement, and it has a good market prospect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The drawings here are incorporated into the specification and form a part of this specification, showing embodiments consistent with the present invention and used together with the specification to explain the principles of the present invention.

[0026] Figure 1 is the overall structural schematic diagram of the present invention.

[0027] Figure 2 is the overall structural schematic diagram of the present invention after removing the backrest.

[0028] Figure 3 is the structural schematic diagram of the seat frame of the present invention after removing the seat.

[0029] Figure 4 is the distribution principle diagram of the micro pressure sensor in the seat of the present invention.

[0030] Figure 5 is the structural schematic diagram of the hanging well structure of the present invention.

[0031] Figure 6 It is a schematic structural diagram of the multi-directional adjustment mechanism of the headrest in the present invention..

[0032] In the figure: 1. Headrest; 11. Headrest frame; 12. Connecting rod; 13. Connecting seat; 2. Backrest; 3. Armrest; 4. Seat cushion; 41. Guide rail; 42. Right connecting rod; 43. Front connecting rod; 44. Rear connecting rod; 45. Left connecting rod; 5. Seat belt; 6. Seat frame; 7. Micro pressure sensor. Specific embodiments

[0033] Hereinafter, the preferred embodiments of the present application will be described in more detail with reference to the accompanying drawings. Although the preferred embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.

[0034] The terms used in the present application are for the purpose of describing specific embodiments only and are not intended to limit the present application. The singular forms "a", "said" and "the" used in the present application and the appended claims are also intended to include the plural forms unless the context clearly dictates otherwise. It should also be understood that the term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

[0035] It should be understood that although the terms "first", "second", "third", etc. may be used in the present application to describe various information, such information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specifically defined.

[0036] Embodiment 1

[0037] As Figure 1-6 shown, an automobile self-adaptive adjustable seat includes a seat frame 6, which is assembled on an automobile chassis. A seat cushion 4 and a backrest 2 are installed on the seat frame 6, and a headrest 1 is provided at the upper part of the backrest 2. An armrest 3 and a seat belt 5 are provided on the seat frame 6.

[0038] A ventilation system is also installed on the seat. The ventilation system includes ventilation devices provided in the seat cushion 4 and the backrest 2. The ventilation devices include a first ventilation pipeline laid in the seat cushion 4 and a second ventilation pipeline laid in the backrest 2. The first ventilation pipeline and the second ventilation pipeline are connected. An air inlet box is installed in the seat cushion 4 or the backrest 2. An air inlet filter hole is installed on the air inlet box, and a fan is installed in the air inlet box. The fan is electrically connected to the ventilation control module.

[0039] The suspension device is made of high-strength steel and its surface is treated with rust prevention. It can withstand a large impact force, ensuring the stability and safety of the seat. The suspension device is provided between the seat frame 6 and the vehicle chassis. The suspension device uses a four-bar linkage mechanism to connect the seat frame and the vehicle chassis, and can adjust the seat height, front-back position and tilt angle according to the driver's body size and sitting posture. There are various structures for the four-bar linkage mechanism, and the basic structure used in this patent is one of them.

[0040] The suspension device includes two slide rails provided on the vehicle chassis. A four-bar linkage structure is installed on the slide rails, and the upper part of the four-bar linkage structure is connected to the seat frame 13. The four-bar linkage structure is drivingly connected to a motor. The four-bar linkage structure includes a left link 45 and a right link 42 installed on the slide rails. The upper ends of the left link 45 and the right link 42 are installed with a front link 43 and a rear link 44. The left link 45, the right link 42, the front link 43 and the rear link 44 form a frame structure. The motor is drivingly connected to a screw rod, and the screw rod is drivingly connected to the rear link 44 through a threaded connection.

[0041] The control system includes a control unit provided in the seat frame 6. The control unit is equipped with a main control unit, a sensor interface, a motor drive module and a ventilation control module. A sensor array is arranged in the seat cushion 4 and the backrest 2. The sensor array is electrically connected to the sensor interface through a connecting wire. The ventilation control module is electrically connected to the ventilation device through a connecting wire. The motor drive module is drivingly connected to the motor. A temperature sensor and a position sensor are installed on the seat frame 6, and the temperature sensor and the position sensor are electrically connected to the sensor interface.

[0042] The sensor array includes a plurality of micro pressure sensors 7, and all the micro pressure sensors 7 are evenly distributed on the surfaces of the seat cushion 4 and the backrest 2, for real-time monitoring of the pressure distribution of various parts of the driver's body and transmitting the data to the sensor interface in the control system.

[0043] A multi-directional adjustment mechanism is provided between the headrest 1 and the backrest 2. An integrated neck support airbag is provided inside the headrest 1. The neck support airbag is connected to an air pump, and the air pump is electrically connected to the control unit. The headrest 1 can automatically inflate and deflate according to the position of the driver's head to provide comfortable neck support. The multi-directional adjustment mechanism includes a connecting seat 13 installed at the upper end of the seat frame 6 and corresponding to the backrest 2. Two connecting rods 12 are inserted into the connecting seat 13. The upper ends of the two connecting rods 12 are installed with a headrest 1 frame, and a rotating seat is installed on the headrest 1 frame. The headrest 1 is installed on the rotating seat. A plurality of micro pressure sensors 7 are arranged inside the headrest 1. The micro pressure sensors 7 are used to monitor the pressure distribution of the driver's head in real time and transmit the data to the sensor interface in the control system.

[0044] The control unit is integrated with a memory function and can store the seat postures and ventilation preference settings of multiple drivers, facilitating different drivers to quickly find a comfortable sitting position.

[0045] The present invention monitors the pressure distribution of various parts of the driver's body in real time through a micro pressure sensor array and realizes the automatic adjustment of the seat posture in combination with the hanging well structure, effectively relieving driving fatigue and improving driving comfort.

[0046] The present invention provides a comfortable riding environment through a ventilation system and automatically adjusts the wind speed and direction according to the driver's body temperature and ambient temperature, further improving driving comfort.

[0047] The present invention stores the seat postures and ventilation preference settings of multiple drivers through the memory function, facilitating different drivers to quickly find a comfortable sitting position.

[0048] Embodiment 2

[0049] An adaptive adjustment method for an automotive seat, based on an automotive adaptive adjustment seat described in Embodiment 1, the method is as follows:

[0050] 1), Use a micro pressure sensor array to monitor the pressure distribution of various parts of the driver's body in real time and transmit the monitored pressure distribution data to the main control unit.

[0051] 2), The main control unit analyzes the received pressure distribution data according to a preset algorithm to determine whether the driver's current sitting posture is comfortable.

[0052] 3), If the judgment result is that the sitting posture is uncomfortable, the main control unit controls the motor drive module to drive the motor to work and adjusts the hanging well structure to change the seat posture until the pressure distribution of various parts of the driver's body reaches a comfortable range.

[0053] 4) Meanwhile, the main control unit controls the ventilation control module to adjust the rotation speed and direction of the fan according to the ambient temperature and driver body temperature data collected by the temperature sensor, so as to provide a comfortable riding environment.

[0054] The main control unit receives signals from the flexible pressure sensor array, temperature sensor and position sensor, and controls the motor and fan to work after processing, so as to realize the automatic adjustment of the seat posture and the intelligent control of the ventilation system.

[0055] Those skilled in the art will readily conceive of other embodiments of the present invention after considering the specification and practicing the invention herein. This application is intended to cover any variations, uses, or adaptations of the present invention, which follow the general principles of the present invention and include common general knowledge or conventional technical means in the technical field not invented by the present invention. The specification and examples are only to be considered as exemplary, and the true scope and spirit of the present invention are pointed out by the appended claims.

[0056] It should be understood that the present invention is not limited to the exact structures described above and shown in the drawings, and various modifications and changes can be made without departing from its scope. The scope of the present invention is only limited by the appended claims.

Claims

1. An automotive adaptive adjustable seat, comprising a seat frame assembled on an automotive chassis; a seat cushion and a backrest are mounted on the seat frame; a headrest is provided at the upper part of the backrest; Characterized in that: It further comprises: A ventilation system, including ventilation devices provided in the seat cushion and the backrest; A suspension device provided between the seat frame and the vehicle chassis, including two slide rails provided on the automotive chassis, a four-bar linkage structure is mounted on the slide rails, and the upper part of the four-bar linkage structure is connected to the seat frame; the four-bar linkage structure is drivingly connected to the motor; A control system, including a control unit provided in the seat frame, a main control unit, a sensor interface, a motor drive module and a ventilation control module are loaded on the control unit; a sensor array is arranged in the seat cushion and the backrest, and the sensor array is electrically connected to the sensor interface through a connecting wire; the ventilation control module is electrically connected to the ventilation device through a connecting wire; the motor drive module is drivingly connected to the motor; a temperature sensor and a position sensor are mounted on the seat frame, and the temperature sensor and the position sensor are electrically connected to the sensor interface.

2. The automotive adaptive adjustment seat according to claim 1, wherein: The ventilation device includes a first ventilation pipeline arranged in the seat cushion and a second ventilation pipeline arranged in the backrest; the first ventilation pipeline and the second ventilation pipeline are communicated; an air inlet box is installed in the seat cushion or the backrest, an air inlet filter hole is installed on the air inlet box, and a fan is installed in the air inlet box; the fan is electrically connected to the ventilation control module.

3. The automotive self - adaptive adjustable seat according to claim 2, characterized in that: The four-bar linkage structure includes a left link and a right link mounted on the slide rails; a front link and a rear link are installed at the upper ends of the left link and the right link; the left link, the right link, the front link and the rear link form a frame structure.

4. The automotive self - adaptive adjustable seat according to claim 3, wherein: The motor is drivingly connected to a screw rod, and the screw rod is drivingly connected to the rear link in a threaded transmission connection manner.

5. The self - adaptive adjustable vehicle seat according to claim 4, wherein: The sensor array includes a plurality of micro pressure sensors, and all the micro pressure sensors are evenly distributed on the surfaces of the seat cushion and the backrest, for real-time monitoring of the pressure distribution of various parts of the driver's body and transmitting the data to the sensor interface in the control system.

6. The self - adaptive adjustable vehicle seat according to claim 1, characterized in that: A multi-directional adjustment mechanism is provided between the headrest and the backrest; a neck support airbag is integrated inside the headrest, the neck support airbag is communicated with an air pump, and the air pump is electrically connected to the control unit.

7. The automotive self - adaptive adjustable seat according to claim 6, characterized in that: The multi-directional adjustment mechanism includes a connecting seat mounted at the upper end of the seat frame and corresponding to the backrest, two connecting rods are inserted into the connecting seat; the upper ends of the two connecting rods are installed with a headrest frame, and a rotating seat is installed on the headrest frame; the headrest is installed on the rotating seat; a plurality of micro pressure sensors are arranged inside the headrest, and the micro pressure sensors are used for real-time monitoring of the pressure distribution of the driver's head and transmitting the data to the sensor interface in the control system.

8. The self - adaptive adjustable vehicle seat according to claim 1, wherein: The control unit is integrated with a memory function, which can store the seat postures and ventilation preference settings of multiple drivers, facilitating different drivers to quickly find a comfortable seating position.

9. An adaptive adjustment method for a vehicle seat, based on the vehicle adaptive adjustment seat according to any one of claims 1-8, characterized in that: The method is: 1), Use a micro pressure sensor array to monitor the pressure distribution of various parts of the driver's body in real time, and transmit the monitored pressure distribution data to the main control unit; 2), The main control unit analyzes the received pressure distribution data according to a preset algorithm to determine whether the driver's current sitting posture is comfortable; 3), If the judgment result is that the sitting posture is uncomfortable, the main control unit controls the motor drive module to drive the motor to work, adjusts the hanging well structure, and thus changes the seat posture until the pressure distribution of various parts of the driver's body reaches the comfortable range; 4), At the same time, the main control unit controls the ventilation control module to adjust the rotation speed and direction of the fan according to the ambient temperature collected by the temperature sensor and the driver's body temperature data to provide a comfortable riding environment.

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