One-key-in-pit electric seat framework and control method

Abstract

The invention discloses a one-key pit-entering electric seat framework and a control method.The electric seat framework comprises an electric seat framework body, a backrest angle adjusting mechanism, a seat framework overturning mechanism and a controller, and a vehicle body floor is provided with a floor pit; the backrest framework assembly is pivotally connected with the seat cushion framework assembly, and the seat cushion framework assembly is pivotally connected with a vehicle body floor; the backrest angle adjusting mechanism enables the backrest framework assembly to move to a backrest pit entering position close to the seat cushion framework assembly; the seat framework overturning mechanism enables the electric seat framework to be overturned into a floor pit; electric front-back movement and electric height adjustment can be achieved, the electric front-back movement and electric height adjustment can be achieved, the electric front-back movement and electric height adjustment can be achieved during normal riding of passengers, comfort is provided for the passengers, when a vehicle needs a storage space, the electric front-back movement and electric height adjustment can be achieved, the electric front-back movement and electric height adjustment can be achieved, and the electric front-back movement and the electric height adjustment can be achieved through one-key electric turning into the pit, and the seat plane is flush with the vehicle body floor. The storage space of the luggage case is greatly increased, and the customer satisfaction is met.

Description

Technical Field

[0001] The present invention relates to the field of vehicle control technology, and in particular to a one-key-to-seat electric seat frame and a control method. Background Art

[0002] With the improvement of people's living standards and the continuous progress of science and technology, the automobile industry has developed by leaps and bounds, and people's requirements for automobile comfort and space utilization have also been continuously improved. As one of the important components of the car, the superior seat design can bring a comfortable riding experience to passengers.

[0003] In the existing automobile market, due to the limited space inside the vehicle cabin, when the vehicle needs to increase the storage space to transport large items, it often causes inconvenience due to insufficient space. The above problems need to be solved urgently. Summary of the invention

[0004] The object of the present invention is to provide a one-key electric seat frame and a control method to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a one-key-into-pit electric seat frame, comprising:

[0006] The vehicle body floor is provided with a floor pit;

[0007] An electric seat frame, the electric seat frame comprising a backrest frame assembly and a seat cushion frame assembly, the backrest frame assembly and the seat cushion frame assembly are pivotally connected, and the seat cushion frame assembly is pivotally connected to a vehicle body floor;

[0008] The backrest angle adjustment mechanism, the backrest frame assembly and the seat cushion frame assembly have a backrest pit position, and the backrest angle adjustment mechanism adjusts the pivot angle of the backrest frame assembly and the seat cushion frame assembly to move the backrest frame assembly to the backrest pit position close to the seat cushion frame assembly;

[0009] A seat frame flipping mechanism, when the backrest frame assembly and the seat cushion frame assembly are in the backrest pit position, the seat frame flipping mechanism drives the seat cushion frame assembly and the vehicle body floor to pivot, so that the electric seat frame flips into the floor pit;

[0010] The controller is connected with the backrest angle adjustment mechanism and the seat frame flipping mechanism respectively, and adjusts the backrest frame assembly and the seat cushion frame assembly to pivot, and drives the seat cushion frame assembly and the vehicle body floor to pivot.

[0011] Furthermore, the backrest angle adjustment mechanism includes:

[0012] An electric recliner, the electric recliner is connected to the backrest frame assembly and the seat cushion frame assembly respectively, and the backrest frame assembly and the seat cushion frame assembly are pivotally connected via the electric recliner;

[0013] A gear shaft connected to the backrest frame assembly;

[0014] The angle adjustment motor is connected to the gear shaft, and the angle adjustment motor adjusts the pivot angle of the backrest frame assembly and the seat cushion frame assembly by driving the gear shaft to rotate.

[0015] Furthermore, the seat cushion frame assembly includes a seat cushion frame, which includes a seat cushion frame rear beam, a seat cushion frame front beam and a seat cushion frame frame. Cushion frame frames are arranged on the left and right sides of the seat cushion frame assembly. The seat cushion frame rear beam is respectively connected to the seat cushion frame frames on the left and right sides, and the seat cushion frame front beam is respectively connected to the seat cushion frame frames on the left and right sides.

[0016] Furthermore, the seat cushion frame assembly includes:

[0017] The slide rail assembly includes an upper slide rail and a lower slide rail on the left and right sides of the seat cushion frame assembly, and an upper slide rail crossbeam. The upper slide rail and the lower slide rail are slidably connected, the upper slide rails on the left and right sides are connected by the upper slide rail crossbeam, and the seat cushion frame assembly is pivotally connected to the vehicle body floor through the rear end of the lower slide rail;

[0018] The seat height adjustment mechanism includes a connecting rod mechanism, the connecting rod mechanism includes a rear connecting rod and a front connecting rod, the two ends of the rear connecting rod are respectively pivotally connected to the rear beam of the seat cushion frame and the rear end of the upper slide rail, and the two ends of the front connecting rod are respectively pivotally connected to the front beam of the seat cushion frame and the front end of the upper slide rail;

[0019] Further, the seat height adjustment mechanism comprises:

[0020] A height adjustment mechanism, both ends of which are pivotally connected to the upper slide rail cross beam and the front beam of the seat cushion frame, respectively, the height adjustment mechanism drives the seat cushion frame through the front beam of the seat cushion frame, and the seat cushion frame drives the connecting rod mechanism to adjust the height between the seat cushion frame and the slide rail assembly;

[0021] The controller is connected with the height adjustment mechanism, and controls the height adjustment mechanism to drive the seat cushion frame through the front beam of the seat cushion frame to adjust the height between the seat cushion frame and the slide rail assembly.

[0022] Further, the slide rail assembly includes a slide rail driving mechanism;

[0023] The slide rail driving mechanism includes a slide rail motor, a slide rail wheel, a slide rail wheel driving shaft and a slide rail motor frame. The slide rail motor frame is respectively connected to the upper slide rails on the left and right sides, the slide rail motor is connected to the slide rail motor frame, the slide rail wheel is rollingly connected to the lower slide rail, the slide rail motor is connected to the slide rail wheel driving shaft, and the slide rail wheel driving shaft is connected to the slide rail wheel; the controller is connected to the slide rail driving mechanism to control the slide rail driving mechanism to drive the upper slide rail to move along the lower slide rail.

[0024] Further, it includes a ground lock hook assembly, which includes a ground lock body and a lock hook, the ground lock body is connected to the electric seat frame, and the lock hook is connected to the vehicle body floor;

[0025] The ground lock body includes an unlocking mechanism and a lock tongue, the unlocking mechanism and the lock tongue are connected, the ground lock body and the lock hook have an unlocking state and a locking state, when the lock tongue is inserted into the lock hook, the ground lock body and the lock hook are locked, when the unlocking mechanism drives the lock tongue to separate from the lock hook, the ground lock body and the lock hook are unlocked;

[0026] The controller is connected to the unlocking mechanism, and controls the unlocking mechanism to drive the lock tongue to separate from the lock hook, so that the ground lock body and the lock hook are unlocked.

[0027] Furthermore, the seat frame flipping mechanism includes:

[0028] A seat mounting seat, the seat mounting seat is connected to the vehicle body floor, and the seat cushion frame assembly is pivotally connected to the vehicle body floor through the seat mounting seat;

[0029] The flip motor includes a motor shaft and a flip motor housing. The flip motor housing is connected to the seat mounting base. The motor shaft is connected to the seat cushion frame assembly. The flip motor drives the motor shaft to rotate. The motor shaft drives the seat cushion frame assembly and the seat mounting base to pivot, thereby driving the electric seat frame to flip into the floor pit.

[0030] On the other hand, a one-key-to-seat electric seat frame control method is provided, and according to any one of the above-mentioned one-key-to-seat electric seat frames, it comprises:

[0031] The electric seat frame pit entry position is set so that the electric seat that enters the floor pit after flipping is set corresponding to the floor pit, wherein the electric seat frame pit entry position includes the backrest pit entry position, the seat height pit entry position, the upper slide rail pit entry position, and the electric seat pit entry position;

[0032] Generate a one-key pit entry signal, and after receiving the one-key pit entry signal, the controller generates a backrest pit entry position instruction, a seat height pit entry position instruction, an upper slide rail pit entry position instruction, an unlocking instruction, and a flipping instruction;

[0033] The backrest angle adjustment mechanism receives the backrest pit position instruction and drives the backrest frame assembly to move to the backrest pit position close to the seat cushion frame assembly;

[0034] The height adjustment mechanism receives the seat height pit position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height pit position;

[0035] The slide rail driving mechanism receives the upper slide rail pit entry position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail pit entry position;

[0036] The unlocking mechanism receives the unlocking command to drive the ground lock body and the lock hook of the ground lock hook assembly to unlock. After unlocking, the controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip toward the floor pit to the electric seat entry position.

[0037] Furthermore, it also includes:

[0038] Setting the initial unfolding position of the electric seat, the initial unfolding position is a preset passenger-accessible state of the electric seat, wherein the initial unfolding position includes the initial position of the electric seat frame, the initial position of the seat height, the initial position of the upper slide rail, and the initial position of the electric seat;

[0039] Generate a one-key seat deployment signal, and after receiving the one-key seat deployment signal, the controller generates a backrest initial position instruction, a seat height initial position instruction, an upper slide rail initial position instruction, a locking instruction, and a flip initial position instruction;

[0040] The backrest angle adjustment mechanism receives the backrest initial position instruction and drives the backrest frame assembly to move to the backrest initial position corresponding to the seat cushion frame assembly;

[0041] The height adjustment mechanism receives the seat height initial position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height initial position;

[0042] The slide rail driving mechanism receives the upper slide rail initial position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail initial position;

[0043] The controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip to the electric seat initial position. After the electric seat frame flips to the electric seat initial position, the unlocking mechanism receives the locking command and drives the ground lock body and the lock hook of the ground lock hook assembly to lock.

[0044] Compared with the prior art, the beneficial effects of the present invention are as follows: the flip car seat is installed on the floor of the car body, can be electrically moved forward and backward, electrically adjusted in height, and can be electrically flipped backward quickly to the pit on the floor of the car body. When the occupants are sitting normally, it can be electrically moved forward and backward, and electrically adjusted in height to provide occupant comfort. When the vehicle needs storage space, it can be electrically flipped into the pit with one button. The seat plane is flush with the carpet surface of the car body, which greatly improves the storage space of the luggage compartment and meets customer satisfaction. BRIEF DESCRIPTION OF THE DRAWINGS

[0045] Figure 1 This is a schematic diagram of the electric seat frame structure in an embodiment of the present invention;

[0046] Figure 2 It is a schematic diagram of the position of the electric seat frame entering the pit and the initial position of the electric seat frame being unfolded in an embodiment of the present invention;

[0047] Figure 3 A schematic diagram of the connection of the connecting rod mechanism in an embodiment of the present invention;

[0048] Figure 4 Another structural schematic diagram of the electric seat frame in the embodiment of the present invention;

[0049] Figure 5 It is a schematic diagram of the structure of the lock hook assembly in an embodiment of the present invention;

[0050] In the figure: 100, vehicle body floor; 200, electric seat frame; 300, backrest angle adjustment mechanism; 400, seat frame flipping mechanism; 500, seat cushion frame; 600, slide rail assembly; 700, seat height adjustment mechanism; 800, ground lock hook assembly; 110, floor pit; 210, back frame assembly; 220, seat cushion frame assembly; 310, electric angle adjuster; 320, gear shaft; 330, angle adjustment motor; 410, seat mounting seat; 420, flipping motor; 510, seat cushion frame rear beam ;520, front beam of seat frame;530, frame of seat frame;610, upper slide rail;620, lower slide rail;630, slide rail driving mechanism;710, connecting rod mechanism;720, height adjustment mechanism;810, ground lock body;820, lock hook;421, motor shaft;422, motor housing;611, upper slide rail cross beam;631, slide rail motor;632, slide rail wheel driving shaft;633, slide rail motor frame;711, rear connecting rod;712, front connecting rod;811, unlocking mechanism;812, lock tongue;

[0051] A. The position of the electric seat frame entering the pit; B. The initial position of the electric seat when it is unfolded. DETAILED DESCRIPTION

[0052] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0053] In the description of the present invention, unless otherwise specified, "plurality" means two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0054] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0055] Please refer to the instruction manual Figures 1 to 5 As shown, the present invention provides a technical solution: a one-key electric seat frame, comprising:

[0056] The vehicle body floor 100 is provided with a floor pit 110;

[0057] An electric seat frame 200, the electric seat frame 200 includes a backrest frame assembly 210 and a seat cushion frame assembly 220, the backrest frame assembly 210 and the seat cushion frame assembly 220 are pivotally connected, and the seat cushion frame assembly 220 is pivotally connected to the vehicle body floor 100;

[0058] The backrest angle adjustment mechanism 300, the backrest frame assembly 210 and the seat cushion frame assembly 220 have a backrest pit position, and the backrest angle adjustment mechanism 300 adjusts the pivot angle of the backrest frame assembly 210 and the seat cushion frame assembly 220 to move the backrest frame assembly 210 to the backrest pit position close to the seat cushion frame assembly 220;

[0059] The seat frame flipping mechanism 400, when the backrest frame assembly 210 and the seat cushion frame assembly 220 are in the backrest pit position, the seat frame flipping mechanism 400 drives the seat cushion frame assembly 220 to pivot with the vehicle body floor 100, so that the electric seat frame 200 flips into the floor pit 110;

[0060] The controller is connected to the backrest angle adjustment mechanism 300 and the seat frame flipping mechanism 400 respectively, adjusts the backrest frame assembly 210 and the seat cushion frame assembly 220 to pivot, and drives the seat cushion frame assembly 220 and the vehicle body floor 100 to pivot.

[0061] In the above embodiment, if Figure 2 As shown, a floor pit 110 is provided on the vehicle body floor 100 for accommodating an electric seat flipped into the pit. When the electric seat frame is in the electric seat frame entry position A, the electric seat flips into the floor pit 110. The plane of the seat after entering the pit is flush with the surface of the vehicle body floor 100, thereby increasing the luggage compartment storage space. In this embodiment, the controller controls the pit entry process with one key. The controller controls the backrest frame assembly 210 of the backrest angle adjustment mechanism 300 and the seat frame flipping mechanism 400, and the time and speed of the seat cushion frame assembly 220 pivoting relative to the vehicle body floor 100 to ensure that the electric seat frame 200 is in the electric seat frame entry position when entering the pit, completing the one-key pit electric seat frame, Figure 2 B in the middle is the initial unfolded position of the electric seat, and the initial unfolded position is the preset passenger-accessible state of the electric seat.

[0062] Optionally, the backrest angle adjustment mechanism 300 includes:

[0063] An electric recliner 310, the electric recliner 310 is connected to the backrest frame assembly 210 and the seat cushion frame assembly 220 respectively, and the backrest frame assembly 210 and the seat cushion frame assembly 220 are pivotally connected via the electric recliner 310;

[0064] A gear shaft 320, the gear shaft 320 is connected to the backrest frame assembly 210;

[0065] The angle adjustment motor 330 is connected to the gear shaft 320 . The angle adjustment motor 330 drives the gear shaft 320 to rotate and adjust the pivot angle of the backrest frame assembly 210 and the seat cushion frame assembly 220 .

[0066] In the above embodiment, the angle adjustment motor 330 rotates and adjusts the pivot angle of the backrest frame assembly 210 and the seat cushion frame assembly 220 by driving the gear shaft 320, so that the backrest frame assembly 210 moves to a backrest pit-entering position close to the seat cushion frame assembly 220, thereby reducing the space occupied by the seat back after entering the pit. On the other hand, when the occupant uses the seat, the electric angle adjuster 310 is driven by the angle adjustment motor 330 to achieve the setting of the seat back angle, which facilitates the occupant to adjust the seat back angle and improves the comfort of the occupant sitting on the seat.

[0067] Optionally, the seat cushion frame assembly 220 includes a seat cushion frame 500, and the seat cushion frame 500 includes a seat cushion frame rear beam 510, a seat cushion frame front beam 520 and a seat cushion frame frame 530. The seat cushion frame frames 530 are arranged on the left and right sides of the seat cushion frame assembly 220. The seat cushion frame rear beam 510 is respectively connected to the seat cushion frame frames 530 on the left and right sides, and the seat cushion frame front beam 520 is respectively connected to the seat cushion frame frames 530 on the left and right sides.

[0068] In the above embodiment, the seat frame rear beam 510 and the seat frame front beam 520 are respectively connected to the seat frame frame 530 to increase the strength of the seat structure. Preferably, the seat frame rear beam 510 and the seat frame front beam 520 are cylindrical structures.

[0069] Optionally, the seat cushion frame assembly 220 includes:

[0070] The slide rail assembly 600 includes an upper slide rail 610 and a lower slide rail 620 on the left and right sides of the seat cushion frame assembly 220, and an upper slide rail crossbeam 611. The upper slide rail 610 and the lower slide rail 620 are slidably connected, the upper slide rails 610 on the left and right sides are connected by the upper slide rail crossbeam 611, and the seat cushion frame assembly 220 is pivotally connected to the vehicle body floor 100 through the rear end of the lower slide rail 610;

[0071] The seat height adjustment mechanism 700 includes a connecting rod mechanism 710, and the connecting rod mechanism 710 includes a rear connecting rod 711 and a front connecting rod 712. The two ends of the rear connecting rod 711 are respectively pivotally connected to the rear beam 510 of the seat cushion frame and the rear end of the upper slide rail 610, and the two ends of the front connecting rod 712 are respectively pivotally connected to the front beam 520 of the seat cushion frame and the front end of the upper slide rail 610;

[0072] In the above embodiment, the seat height is adjusted by adjusting the angles between the rear link 711 and the front link 712 of the link mechanism 710 and the slide rail assembly 600 .

[0073] Optionally, the seat height adjustment mechanism 700 comprises:

[0074] A height adjustment mechanism 720, the two ends of which are pivotally connected to the upper slide rail cross beam 610 and the front beam 520 of the seat cushion frame, respectively. The height adjustment mechanism 720 drives the seat cushion frame 500 through the front beam 520 of the seat cushion frame, and the seat cushion frame 500 drives the connecting rod mechanism 710 to adjust the height between the seat cushion frame 500 and the slide rail assembly 600;

[0075] The controller is connected to the height adjustment mechanism 720 , and controls the height adjustment mechanism 720 to drive the seat cushion frame 500 through the seat cushion frame front beam 520 to adjust the height between the seat cushion frame 500 and the slide rail assembly 600 .

[0076] In the above embodiment, the seat cushion frame front beam 520 is pushed by the height adjustment mechanism 720 , so that the seat cushion frame front beam 520 drives the angle of the connecting rod mechanism 710 to change, thereby achieving the adjustment of the seat height.

[0077] Optionally, the slide rail assembly 600 includes a slide rail driving mechanism 630;

[0078] The slide rail driving mechanism 630 includes a slide rail motor 631, a slide rail wheel, a slide rail wheel driving shaft 632 and a slide rail motor frame 633. The slide rail motor frame 633 is respectively connected to the upper slide rails 610 on the left and right sides, the slide rail motor 631 is connected to the slide rail motor frame 633, the slide rail wheel is rollingly connected to the lower slide rail 620, the slide rail motor 631 is connected to the slide rail wheel driving shaft 632, and the slide rail wheel driving shaft 632 is connected to the slide rail wheel; the controller is connected to the slide rail driving mechanism 630 to control the slide rail driving mechanism 630 to drive the upper slide rail 610 to move along the lower slide rail 620.

[0079] In the above embodiment, when a key is pressed into the pit of the electric seat frame, the controller controls the slide rail driving mechanism 630 to move the upper slide rail 610 to the upper slide rail entering the pit position, so that when the electric seat enters the pit, the electric seat does not interfere with the pit edge. When the occupant sits on the seat, the occupant can control the relative position between the upper slide rail and the lower slide rail through the controller, thereby improving the riding comfort of the occupant.

[0080] Optionally, a ground lock hook assembly 800 is included, the ground lock hook assembly 800 includes a ground lock body 810 and a lock hook 820, the ground lock body 810 is connected to the electric seat frame 200, and the lock hook 820 is connected to the vehicle body floor 100;

[0081] The ground lock body 810 includes an unlocking mechanism 811 and a lock tongue 812, the unlocking mechanism 811 and the lock tongue 812 are connected, the ground lock body 810 and the lock hook 820 have an unlocking state and a locking state, when the lock tongue 812 is inserted into the lock hook 820, the ground lock body 810 and the lock hook 820 are locked, when the unlocking mechanism 811 drives the lock tongue 812 to separate from the lock hook 820, the ground lock body 810 and the lock hook 820 are unlocked;

[0082] The controller is connected to the unlocking mechanism 811 , and controls the unlocking mechanism 811 to drive the lock tongue 812 to separate from the lock hook 820 , so that the floor lock body 810 and the lock hook 820 are unlocked.

[0083] In the above embodiment, when the electric seat is flipped out of the floor pit, it reaches the initial unfolded position of the electric seat, the lock hook 820 is inserted into the lock tongue 812, and the unlocking mechanism 811 locks the lock hook 820, thereby fixing the bottom angle in front of the seat to prevent the electric seat from moving during the driving of the vehicle. When a key enters the electric seat frame in the floor pit, the unlocking mechanism 811 unlocks the ground lock body 810 and the lock hook 820, thereby removing the restriction on the seat flipping.

[0084] Optionally, the seat frame flipping mechanism 400 includes:

[0085] A seat mounting seat 410, the seat mounting seat 410 is connected to the vehicle body floor 100, and the seat cushion frame assembly 220 is pivotally connected to the vehicle body floor 100 through the seat mounting seat 410;

[0086] The flip motor 420 includes a motor shaft 421 and a flip motor housing 422. The flip motor housing 422 is connected to the seat mounting base 410. The motor shaft 421 is connected to the seat cushion frame assembly 220. The flip motor 420 drives the motor shaft 421 to rotate. The motor shaft 421 drives the seat cushion frame assembly 220 and the seat mounting base 410 to pivot, thereby driving the electric seat frame 200 to flip into the floor pit 110.

[0087] On the other hand, a one-key-to-seat electric seat frame control method is provided, and according to any one of the above-mentioned one-key-to-seat electric seat frames, it comprises:

[0088] The electric seat frame pit entry position A is set so that the electric seat that enters the floor pit after flipping is set corresponding to the floor pit, wherein the electric seat frame pit entry position includes the backrest pit entry position, the seat height pit entry position, the upper slide rail pit entry position, and the electric seat pit entry position;

[0089] Generate a one-key pit entry signal, and after receiving the one-key pit entry signal, the controller generates a backrest pit entry position instruction, a seat height pit entry position instruction, an upper slide rail pit entry position instruction, an unlocking instruction, and a flipping instruction;

[0090] The backrest angle adjustment mechanism receives the backrest pit position instruction and drives the backrest frame assembly to move to the backrest pit position close to the seat cushion frame assembly;

[0091] The height adjustment mechanism receives the seat height pit position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height pit position;

[0092] The slide rail driving mechanism receives the upper slide rail pit entry position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail pit entry position;

[0093] The unlocking mechanism receives the unlocking command to drive the ground lock body and the lock hook of the ground lock hook assembly to unlock. After unlocking, the controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip toward the floor pit to the electric seat entry position.

[0094] Optionally, it also includes:

[0095] Setting an initial deployment position B of the electric seat, the initial deployment position being a preset passenger-accessible state of the electric seat, wherein the initial deployment position includes an initial position of the electric seat frame, an initial position of the seat height, an initial position of the upper slide rail, and an initial position of the electric seat;

[0096] Generate a one-key seat deployment signal, and after receiving the one-key seat deployment signal, the controller generates a backrest initial position instruction, a seat height initial position instruction, an upper slide rail initial position instruction, a locking instruction, and a flip initial position instruction;

[0097] The backrest angle adjustment mechanism receives the backrest initial position instruction and drives the backrest frame assembly to move to the backrest initial position corresponding to the seat cushion frame assembly;

[0098] The height adjustment mechanism receives the seat height initial position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height initial position;

[0099] The slide rail driving mechanism receives the upper slide rail initial position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail initial position;

[0100] The controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip to the electric seat initial position. After the electric seat frame flips to the electric seat initial position, the unlocking mechanism receives the locking command and drives the ground lock body and the lock hook of the ground lock hook assembly to lock.

[0101] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A one-key electric seat frame, characterized in that: include: A vehicle body floor (100), wherein the vehicle body floor is provided with a floor pit (110); An electric seat frame (200), the electric seat frame (200) comprising a backrest frame assembly (210) and a seat cushion frame assembly (220), the backrest frame assembly (210) and the seat cushion frame assembly (220) being pivotally connected, and the seat cushion frame assembly (220) being pivotally connected to a vehicle body floor (100); A backrest angle adjustment mechanism (300), the backrest frame assembly (210) and the seat cushion frame assembly (220) have a backrest pit position, and the backrest angle adjustment mechanism (300) adjusts the pivot angle of the backrest frame assembly (210) and the seat cushion frame assembly (220) so that the backrest frame assembly (210) moves to the backrest pit position close to the seat cushion frame assembly (220); A seat frame flipping mechanism (400), when the backrest frame assembly (210) and the seat cushion frame assembly (220) are in the backrest pit position, the seat frame flipping mechanism (400) drives the seat cushion frame assembly (220) and the vehicle body floor (100) to pivot, so that the electric seat frame (200) flips into the floor pit (110); A controller is connected to the backrest angle adjustment mechanism (300) and the seat frame flipping mechanism (400) respectively, and is used to adjust the backrest frame assembly (210) and the seat cushion frame assembly (220) to pivot, and to drive the seat cushion frame assembly (220) and the vehicle body floor (100) to pivot.

2. The one-key-into-pit electric seat frame according to claim 1, characterized in that: The backrest angle adjustment mechanism (300) comprises: An electric recliner (310), the electric recliner (310) being connected to the backrest frame assembly (210) and the seat cushion frame assembly (220) respectively, and the backrest frame assembly (210) and the seat cushion frame assembly (220) being pivotally connected via the electric recliner (310); A gear shaft (320), the gear shaft (320) is connected to the backrest frame assembly (210); An angle adjustment motor (330) is connected to the gear shaft (320), and the angle adjustment motor (330) drives the gear shaft (320) to rotate and adjust the pivot angle of the backrest frame assembly (210) and the seat cushion frame assembly (220).

3. The one-key-into-pit electric seat frame according to claim 1, characterized in that: The seat cushion frame assembly (220) comprises a seat cushion frame (500), wherein the seat cushion frame (500) comprises a seat cushion frame rear beam (510), a seat cushion frame front beam (520) and a seat cushion frame frame (530), and the seat cushion frame assembly (220) is provided with seat cushion frame frames (530) on the left and right sides, wherein the seat cushion frame rear beam (510) is respectively connected to the seat cushion frame frames (530) on the left and right sides, and the seat cushion frame front beam (520) is respectively connected to the seat cushion frame frames (530) on the left and right sides.

4. The one-key-into-pit electric seat frame according to claim 3, characterized in that: The seat cushion frame assembly (220) comprises: A slide rail assembly (600), the slide rail assembly (600) comprising an upper slide rail (610) and a lower slide rail (620) on the left and right sides of a seat cushion frame assembly (220), and an upper slide rail crossbeam (611), the upper slide rail (610) and the lower slide rail (620) being slidably connected, the upper slide rails (610) on the left and right sides being connected via the upper slide rail crossbeam (611), and the seat cushion frame assembly (220) being pivotally connected to a vehicle body floor (100) via the rear end of the lower slide rail (610); A seat height adjustment mechanism (700) comprises a connecting rod mechanism (710), the connecting rod mechanism (710) comprises a rear connecting rod (711) and a front connecting rod (712), the two ends of the rear connecting rod (711) are respectively pivotally connected to a rear beam (510) of a seat cushion frame and a rear end of an upper slide rail (610), and the two ends of the front connecting rod (712) are respectively pivotally connected to a front beam (520) of a seat cushion frame and a front end of an upper slide rail (610).

5. The one-key-into-pit electric seat frame according to claim 4, characterized in that: The seat height adjustment mechanism (700) comprises: A height adjustment mechanism (720), the two ends of which are respectively pivotally connected to the upper slide rail cross beam (610) and the front beam (520) of the seat cushion frame, the height adjustment mechanism (720) drives the seat cushion frame (500) through the front beam (520) of the seat cushion frame, and the seat cushion frame (500) drives the connecting rod mechanism (710) to adjust the height between the seat cushion frame (500) and the slide rail assembly (600); The controller is connected to the height adjustment mechanism (720) and controls the height adjustment mechanism (720) to drive the seat cushion frame (500) through the seat cushion frame front beam (520) to adjust the height between the seat cushion frame (500) and the slide rail assembly (600).

6. The one-key-into-pit electric seat frame according to claim 4, characterized in that: The slide rail assembly (600) includes a slide rail driving mechanism (630); The slide rail driving mechanism (630) comprises a slide rail motor (631), a slide rail wheel, a slide rail wheel driving shaft (632) and a slide rail motor frame (633); the slide rail motor frame (633) is respectively connected to the upper slide rails (610) on the left and right sides; the slide rail motor (631) is connected to the slide rail motor frame (633); the slide rail wheel is rollingly connected to the lower slide rail (620); the slide rail motor (631) is connected to the slide rail wheel driving shaft (632); and the slide rail wheel driving shaft (632) is connected to the slide rail wheel; and a controller is connected to the slide rail driving mechanism (630) to control the slide rail driving mechanism (630) to drive the upper slide rail (610) to move along the lower slide rail (620).

7. The one-key-into-pit electric seat frame according to claim 1, characterized in that: The invention comprises a floor lock hook assembly (800), wherein the floor lock hook assembly (800) comprises a floor lock body (810) and a lock hook (820), wherein the floor lock body (810) is connected to an electric seat frame (200), and the lock hook (820) is connected to a vehicle body floor (100); The ground lock body (810) comprises an unlocking mechanism (811) and a lock tongue (812), the unlocking mechanism (811) and the lock tongue (812) are connected, the ground lock body (810) and the lock hook (820) have an unlocking state and a locking state, when the lock tongue (812) is engaged in the lock hook (820), the ground lock body (810) and the lock hook (820) are locked, when the unlocking mechanism (811) drives the lock tongue (812) to separate from the lock hook (820), the ground lock body (810) and the lock hook (820) are unlocked; The controller is connected to the unlocking mechanism (811) and controls the unlocking mechanism (811) to drive the lock tongue (812) and the lock hook (820) to separate, so that the floor lock body (810) and the lock hook (820) are unlocked.

8. The one-key-into-pit electric seat frame according to claim 1, characterized in that: The seat frame flipping mechanism (400) comprises: A seat mounting seat (410), the seat mounting seat (410) is connected to the vehicle body floor (100), and the seat cushion frame assembly (220) is pivotally connected to the vehicle body floor (100) via the seat mounting seat (410); The flip motor (420) comprises a motor shaft (421) and a flip motor housing (422). The flip motor housing (422) is connected to the seat mounting seat (410). The motor shaft (421) is connected to the seat cushion frame assembly (220). The flip motor (420) drives the motor shaft (421) to rotate. The motor shaft (421) drives the seat cushion frame assembly (220) and the seat mounting seat (410) to pivot, thereby driving the electric seat frame (200) to flip into the floor recess (110).

9. A one-touch entry-to-seat electric seat frame control method, according to any one of claims 1 to 8, characterized in that: include: The electric seat frame pit entry position is set so that the electric seat that enters the floor pit after flipping is set corresponding to the floor pit, wherein the electric seat frame pit entry position includes the backrest pit entry position, the seat height pit entry position, the upper slide rail pit entry position, and the electric seat pit entry position; Generate a one-key pit entry signal, and after receiving the one-key pit entry signal, the controller generates a backrest pit entry position instruction, a seat height pit entry position instruction, an upper slide rail pit entry position instruction, an unlocking instruction, and a flipping instruction; The backrest angle adjustment mechanism receives the backrest pit position instruction and drives the backrest frame assembly to move to the backrest pit position close to the seat cushion frame assembly; The height adjustment mechanism receives the seat height pit position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height pit position; The slide rail driving mechanism receives the upper slide rail pit entry position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail pit entry position; The unlocking mechanism receives the unlocking command to drive the ground lock body and the lock hook of the ground lock hook assembly to unlock. After unlocking, the controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip toward the floor pit to the electric seat entry position.

10. The one-touch electric seat frame control method according to claim 9, characterized in that: Also includes: Setting the initial unfolding position of the electric seat, the initial unfolding position is a preset passenger-accessible state of the electric seat, wherein the initial unfolding position includes the initial position of the electric seat frame, the initial position of the seat height, the initial position of the upper slide rail, and the initial position of the electric seat; Generate a one-key seat deployment signal, and after receiving the one-key seat deployment signal, the controller generates a backrest initial position instruction, a seat height initial position instruction, an upper slide rail initial position instruction, a locking instruction, and a flip initial position instruction; The backrest angle adjustment mechanism receives the backrest initial position instruction and drives the backrest frame assembly to move to the backrest initial position corresponding to the seat cushion frame assembly; The height adjustment mechanism receives the seat height initial position instruction and drives the seat height adjustment mechanism to adjust the height between the seat cushion frame and the slide rail assembly to the seat height initial position; The slide rail driving mechanism receives the upper slide rail initial position instruction and drives the upper slide rail to move relative to the lower slide rail to the upper slide rail initial position; The controller sends a flipping command to the seat frame flipping mechanism, and the seat frame flipping mechanism drives the electric seat frame to flip to the electric seat initial position. After the electric seat frame flips to the electric seat initial position, the unlocking mechanism receives the locking command and drives the ground lock body and the lock hook of the ground lock hook assembly to lock.

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