Seat height adjusting system capable of self-adapting to body weight

Abstract

The utility model belongs to the technical field of seats, and relates to a self-adaptive weight seat height adjusting system which comprises a vibration reduction lower plate assembly and a vibration reduction upper plate assembly, the vibration reduction upper plate assembly is driven by an air bag to ascend and descend, and a pressure sensor, an ECU controller and an electronic air valve are arranged on the vibration reduction upper plate assembly. An angle sensor is arranged on a rod piece or a damping rod between the vibration reduction upper plate assembly and the vibration reduction lower plate assembly, a vibration reduction air bag and an air pump are arranged on the vibration reduction lower plate assembly, and an air inlet pipe of an electronic air valve is communicated with an inner cavity of the vibration reduction air bag. The ECU controller receives pressure information and angle information transmitted by the pressure sensor and the angle sensor to control the air pump to inflate the vibration reduction air bag or control the electronic air valve to exhaust the vibration reduction air bag so as to adjust the height or rigidity of the seat after passengers sit on the seat, the height or rigidity of the seat is automatically adjusted according to the weights of different passengers, and the safety of the passengers is improved. Therefore, the optimal comfort requirement of a passenger sitting on the seat is met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of seat, especially involves a seat height adjusting system of self -adaptation body weight. BACKGROUND

[0002] In the existing traffic means, the height and weight of seat are adjusted by manual, even if the electric seat needs to be operated by pressing switch manually, and further increases the risk in the process of driving. Therefore, in order to provide a more safe driving environment for the passenger, the seat with self -adaptation height and weight adjustment needs to be designed. However, the height of the existing seat is adjusted by manual trigger button, can only adjust the height, and cannot be self -adaptation weight adjustment. Therefore, the seat cannot consider the comfort of driving and riding at present. SUMMARY

[0003] The utility model aims at providing a seat height adjusting system of self -adaptation body weight that can adjust the height or rigidity of seat according to the different weight of passenger.

[0004] The utility model is solved by the following way:

[0005] A seat height adjusting system of self -adaptation body weight, including shock attenuation lower board subassembly, cross cross lifting assembly and the shock attenuation upper plate subassembly of support in the upper portion of cross cross lifting assembly, the shock attenuation upper plate subassembly is driven its lifting by gasbag, is provided with the pressure sensor of measuring human pressure, ECU controller and electronic air valve on the shock attenuation upper plate subassembly, is provided with the angle sensor of measuring the inclination angle of link on the link or damping link of cross cross lifting assembly, is provided with the shock attenuation gasbag and the air pump of the shock attenuation gasbag inflation on the shock attenuation lower board subassembly, the inlet pipe of electronic air valve is communicated with the inner chamber of shock attenuation gasbag, the ECU controller receives the passenger pressure information and angle information on seat of the transmission of pressure sensor and angle sensor control the air pump and controls electronic air valve and exhausts for the shock attenuation gasbag, to adjust the height or rigidity of seat after passenger sits on seat.

[0006] As the further optimization of the above technical scheme, the shock attenuation upper plate subassembly is provided with memory switch, when passenger sits on seat and adjusts the seat height or rigidity of seat, presses the memory switch, the memory switch automatically records the seat height or rigidity information of passenger sitting on seat and transmits to the ECU controller, when the passenger of this weight information sits on the seat, the ECU controller will automatically adjust the seat height or rigidity according to the weight information.

[0007] As a further optimization of the above technical solutions, the vibration damping upper plate assembly is provided with an endless switch, which is used to manually adjust the height or stiffness of the seat after the occupant sits on the seat by adjusting the endless switch.

[0008] As a further optimization of the above technical solutions, when the vibration damping upper plate assembly reaches the designed highest position, the gas pressure in the damping air bag is at a maximum value, the ECU controller receives the angle information at the highest position detected by the angle sensor and synchronously controls the electronic gas valve to slightly release gas, so as to reduce the gas in the air bag and optimize the comfort of the seat.

[0009] As a further optimization of the above technical solutions, when the vibration damping upper plate assembly reaches the designed lowest position, the gas pressure in the damping air bag is at a minimum value, the ECU controller receives the angle information at the lowest position detected by the angle sensor and synchronously controls the gas pump to slightly inflate the air bag, so as to increase the gas pressure in the air bag and optimize the comfort of the seat.

[0010] As a further optimization of the above technical solutions, when the vibration damping upper plate assembly reaches the designed intermediate position, the endless switch can be manually adjusted upward, the gas pump inflates the damping air bag, the seat is lifted to the comfortable position, and the pressure sensor detects the weight information of different occupants sitting on the seat and transmits the information to the ECU controller, and the ECU controller controls the electronic gas valve to slightly release gas, so as to increase the comfort of the seat.

[0011] As a further optimization of the above technical solutions, when the vibration damping upper plate assembly reaches the designed intermediate position, the endless switch can be manually adjusted downward, the ECU controller receives the designed intermediate angle information detected by the angle sensor and the information of the downward adjusted endless switch 6, and controls the electronic gas valve to slightly release gas, so as to lower the seat to the appropriate position.

[0012] As a further optimization of the above technical solutions, when the vehicle is not powered off, the occupant leaves the seat, and the ECU controller receives the information that the pressure sensor detects that there is no one on the seat and controls the seat height position to remain unchanged.

[0013] As a further optimization of the above technical solutions, when the vehicle is powered off, the occupant leaves the seat, and the ECU controller detects that the vehicle is powered off and receives the information that the pressure sensor detects that there is no one on the seat, and then controls the seat height to be lowered to the designed lowest position.

[0014] The utility model can automatically adjust the height or stiffness of the seat according to the weight of different occupants sitting on the seat, so as to meet the best comfort demand of the occupant sitting on the seat. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the three-dimensional schematic diagram of the utility model.

[0016] Fig. 2 is the three-dimensional schematic view of the damping structure part of the utility model. DETAILED DESCRIPTION

[0017] The utility model will be further described in conjunction with specific embodiments with reference to the drawings, see Figs. 1-2 :

[0018] A seat height adjusting system adaptive to body weight, comprising a damping system 13, a damping lower plate assembly 8, a cross-lifting assembly 12 and a damping upper plate assembly 7 supported on the upper part of the cross-lifting assembly 12, the damping upper plate assembly 7 is driven to lift by a damping air bag 11, a pressure sensor 1 for measuring human body pressure, an ECU controller 2 and an electronic air valve 3 are arranged on the damping upper plate assembly 7, an angle sensor 5 for measuring the inclination angle of the rod is arranged on the rod or damping rod 9 of the cross-lifting assembly 12, the damping air bag 11 and an air pump 10 for inflating the damping air bag 11 are arranged on the damping lower plate assembly 8, the air inlet pipe of the electronic air valve 3 is communicated with the inner cavity of the damping air bag 11, after a passenger sits on the seat, the ECU controller 2 receives the pressure information and angle information transmitted by the pressure sensor 1 and the angle sensor 5 to control the air pump 10 to inflate the damping air bag 11 or control the electronic air valve 3 to exhaust the damping air bag 11, so as to adjust the height or rigidity of the seat after the passenger sits on the seat.

[0019] As a further optimization of the above technical solution, a multi-gear memory switch 4 is arranged on the damping upper plate assembly 7, when the passenger adjusts the seat height or rigidity of the seat after sitting on the seat, the multi-gear memory switch 4 is adjusted, the multi-gear memory switch 4 automatically records the seat height or rigidity information of the passenger sitting on the seat and transmits it to the ECU controller 2, so that the ECU controller 2 automatically adjusts the height or rigidity of the seat according to the weight information when the passenger with the weight information sits on the seat.

[0020] As a further optimization of the above technical solution, a stepless switch 6 is arranged on the damping upper plate assembly 7, which is used to manually adjust the stepless switch 6 to adjust the height or rigidity of the seat after the passenger sits on the seat.

[0021] As a further optimization of the above technical solution, when the damping upper plate assembly 7 reaches the designed highest position, the air pressure of the damping air bag 11 is at the maximum value, the ECU controller 2 receives the angle information of the highest position detected by the angle sensor 5 and synchronously controls the electronic air valve 3 to slightly exhaust, so as to reduce the gas in the air bag and optimize the comfort of sitting.

[0022] As further optimization of the above technical solutions, when the damping upper plate assembly 7 reaches the designed lowest position, the damping air bag 11 has the lowest air pressure, the ECU controller 2 receives the angle information of the lowest position detected by the angle sensor 5, and synchronously controls the air pump 10 to slightly inflate the air bag, thereby increasing the air pressure in the air bag and optimizing the comfort of the seat.

[0023] As further optimization of the above technical solutions, when the damping upper plate assembly 7 reaches the designed intermediate position, the endless switch 6 is manually adjusted upward, the air pump 10 inflates the damping air bag 11, the seat is lifted to the comfortable position, and the pressure sensor 1 detects the weight information of different passengers sitting on the seat and transmits the information to the ECU controller 2, which controls the electronic air valve 3 to slightly deflate, thereby increasing the comfort of the seat.

[0024] As further optimization of the above technical solutions, when the damping upper plate assembly 7 reaches the designed intermediate position, the endless switch 6 can be manually adjusted downward, the ECU controller 2 receives the information of the designed intermediate angle detected by the angle sensor 5 and the downward adjustment of the endless switch 6, and controls the electronic air valve 3 to slightly deflate, thereby lowering the seat to the appropriate position.

[0025] As further optimization of the above technical solutions, when the vehicle is not powered off, the passenger leaves the seat, and the ECU controller 2 receives the information that the pressure sensor 1 detects that there is no one on the seat and controls the seat height to remain unchanged.

[0026] As further optimization of the above technical solutions, when the vehicle is powered off, the passenger leaves the seat, the ECU controller 2 detects that the vehicle is powered off and receives the information that the pressure sensor 1 detects that there is no one on the seat, and controls the seat height to be lowered to the designed lowest position.

[0027] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still make simple replacements or modifications to the technical solutions or technical features recorded in the foregoing embodiments by similar technologies, and these simple replacements or modifications do not make the essence of the corresponding technical solutions deviate from the spirit and essence of the technical solutions of the embodiments of the present application, and still within the protection scope of the present application.

Claims

1. An adaptive weight seating height adjustment system comprising a shock absorbing lower plate assembly, a cross intersecting lift assembly, and a shock absorbing upper plate assembly supported on an upper portion of the cross intersecting lift assembly, the shock absorbing upper plate assembly driven in its lift by an air bag, characterized by: The damping upper plate assembly is provided with a pressure sensor for measuring human body pressure, an ECU controller and an electronic air valve, the rod or damping rod of the cross-lifting assembly is provided with an angle sensor for measuring the inclination angle of the rod, the damping lower plate assembly is provided with a damping air bag and an air pump for inflating the damping air bag, the air inlet pipe of the electronic air valve is communicated with the inner cavity of the damping air bag, and the ECU controller receives the passenger pressure information and angle information on the seat transmitted by the pressure sensor and the angle sensor to control the air pump to inflate the damping air bag or control the electronic air valve to exhaust the damping air bag, so as to adjust the height or rigidity of the seat after the passenger sits on the seat.

2. A self-adapting body weight seat height adjustment system according to claim 1, characterized in that: The damping upper plate assembly is provided with a multi-grade memory switch, when the passenger adjusts the height or rigidity of the seat after sitting on the seat, the multi-grade memory switch is pressed, the multi-grade memory switch automatically records the height or rigidity information of the passenger sitting on the seat and transmits the information to the ECU controller, so that the ECU controller automatically adjusts the height or rigidity of the seat according to the weight information when the passenger with the weight information sits on the seat.

3. The self-adapting body weight seat height adjustment system of claim 1, wherein: The damping upper plate assembly is provided with a stepless switch, which is used to manually adjust the height or rigidity of the seat after the passenger sits on the seat, and the stepless switch is electrically connected with the controller.

4. The self-adapting weight seat height adjustment system of claim 1, wherein: When the damping upper plate assembly reaches the designed highest position, the air pressure of the damping air bag is at the maximum value, the ECU controller receives the angle information of the highest position detected by the angle sensor and synchronously controls the electronic air valve to slightly exhaust, so as to reduce the air pressure in the air bag and improve the comfort of riding.

5. The self-adapting weight seat height adjustment system of claim 1, wherein: When the damping upper plate assembly reaches the designed lowest position, the air pressure of the damping air bag is at the minimum value, the ECU controller receives the angle information of the lowest position detected by the angle sensor and synchronously controls the air pump to slightly inflate the air bag, so as to increase the air pressure in the air bag and improve the comfort of riding.

6. The self-adapting weight seat height adjustment system of claim 3, wherein: When the damping upper plate assembly automatically reaches the designed intermediate position, the stepless switch can be manually adjusted upwards, the air pump inflates the damping air bag, the seat is lifted to the comfortable height position, the pressure sensor detects the weight information of different passengers sitting on the seat and transmits the information to the ECU controller, the ECU controller controls the electronic air valve to slightly exhaust, and the comfort of riding is improved.

7. The self-adapting weight seat height adjustment system of claim 1, wherein: When the damping upper plate assembly automatically reaches the designed intermediate position, the stepless switch can be manually adjusted downwards, the ECU controller receives the designed intermediate angle information detected by the angle sensor and the information of the downward adjustment of the stepless switch, and controls the electronic air valve to slightly exhaust, so that the seat is lowered to the appropriate height position.

8. The self-adapting weight seat height adjustment system of claim 1, wherein: When the passenger leaves the seat under the condition that the whole vehicle is not powered off, the ECU controller receives the information that the seat is not occupied detected by the pressure sensor and controls the height position of the seat to remain unchanged.

9. The self-adapting weight seat height adjustment system of claim 1, wherein: When the passenger leaves the seat under the condition that the whole vehicle is powered off, the ECU controller detects that the whole vehicle is powered off and receives the information that the seat is not occupied detected by the pressure sensor, and then controls the height of the seat to be lowered to the designed lowest position.

Images