Rotatable automobile large-inclination-angle seat with long sliding rail

Abstract

The utility model relates to a rotatable automobile large-inclination-angle seat with a long sliding rail. The rotatable automobile large-inclination-angle seat comprises a large-inclination-angle adjusting seat, a seat rotating mechanism driving the large-inclination-angle adjusting seat to rotate and a long sliding rail moving mechanism driving the large-inclination-angle adjusting seat to be adjusted front and back. The long sliding rail moving mechanism is fixedly connected to the vehicle body support, the seat rotating mechanism is fixedly connected to the long sliding rail moving mechanism, and the large-inclination-angle adjusting seat is fixedly connected to the seat rotating mechanism. The automobile seat has the advantages that the application scenes of the automobile seat are increased, and the riding comfort of passengers can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle seats, in particular to a vehicle large-angle seat with a long slide rail and rotatable function. Background Art

[0002] With the development of technology, vehicles have more and more functions. As application scenarios such as meeting mode and entertainment are gradually added to vehicle functions, correspondingly, vehicle seats also need to be adjusted according to application scenarios. Currently, the adjustment directions of the mainstream vehicle seats on the market are limited, which will have a negative impact on the comfort of some passengers and result in a poor experience. There is an urgent need for a vehicle large-angle seat with a long slide rail and rotatable function to improve the riding comfort of special groups. Content of the Utility Model

[0003] In view of the above problems, the purpose of the utility model is to provide a vehicle large-angle seat with a long slide rail and rotatable function, which can use the long slide rail mechanism and the rotation mechanism to adjust the seat, facilitate the special groups to get on and off the vehicle, and improve the riding convenience of special groups. The large-angle mechanism can be added to adjust the seat to improve the riding comfort of special groups, so as to overcome the above deficiencies.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A vehicle large-angle seat with a long slide rail and rotatable function, comprising: a large-angle adjustable seat, a seat rotation mechanism for driving the large-angle adjustable seat to rotate, and a long slide rail moving mechanism for driving the large-angle adjustable seat to move back and forth; the long slide rail moving mechanism is fixedly connected to the vehicle body bracket, the seat rotation mechanism is fixedly connected to the long slide rail moving mechanism, and the large-angle adjustable seat is fixedly connected to the seat rotation mechanism;

[0006] Wherein, the long slide rail moving mechanism comprises: two first slide rails arranged along the X direction of the vehicle, a first slider slidably connected to the first slide rails, and a first driving motor for driving the first slider to slide on the first slide rails. The two first slide rails are fixedly connected to the vehicle body bracket in parallel. Inside the two first slide rails, a first long lead screw is rotatably connected along the X direction respectively. A first steering gear is threadedly connected to the first long lead screw. The first steering gear meshes with a second steering gear on a first synchronizing rod driven by the first driving motor. The first driving motor drives the two first long lead screws to rotate through the first synchronizing rod. The lead screw nut at the bottom of the first slider is rotatably connected to the first long lead screw. The rotating first long lead screw drives the first slider to slide back and forth on the first slide rails;

[0007] Wherein, a first connecting seat is arranged on the first sliding block, and the bottom bolt of the seat rotating mechanism is connected to the first connecting seat, and the seat rotating mechanism comprises: a fixed plate, a movable plate, a ball bearing, a snap ring seat, and a third driving motor, a rotating plate fixing bracket is fixedly connected to the bottom of the fixed plate, a ball bearing is arranged between the movable plate and the fixed plate, the movable plate is rotatably connected to the fixed plate through the ball bearing, the snap ring seat limits the movable plate on the fixed plate and makes the movable plate rotate in a horizontal direction, the inner ring of the movable plate is provided with teeth, a driving gear is mounted on the driving shaft of the third driving motor, the driving gear is meshed with the teeth on the inner ring of the movable plate, and the third driving motor drives the movable plate to rotate in a horizontal direction on the fixed plate through the driving gear, and the rotating plate fixing bracket is fixedly connected to the second sliding block by bolts;

[0008] Among them, the large-angle adjustment seat includes: a backrest frame, a cushion frame connected to the backrest frame through an angle adjuster plate, a large-angle adjustment mechanism is arranged between the cushion frame and the fixed bracket at the bottom of the seat, and the large-angle adjustment mechanism is used to drive the backrest and the seat cushion to lift or fall, and the large-angle adjustment mechanism includes: a hinge shaft welded to the rear end of the cushion frame, two arm-lifting brackets welded to both sides of the bottom of the front end of the cushion frame, a third synchronization rod fixedly connected to the two arm-lifting brackets, a screw motor seat welded to the third synchronization rod, and a screw motor hinged on the screw motor seat, the rear end of the cushion frame is welded to the fixed bracket at the bottom of the seat through an axis, and the screw of the screw motor drives the screw motor seat, the third synchronization rod, and the arm-lifting bracket in turn during the extension and retraction process, and the arm-lifting bracket drives the backrest and the cushion frame to lift or fall, and the fixed bracket at the bottom of the seat is fixedly connected to the moving plate by bolts.

[0009] As a preferred embodiment of the present invention, the long slide rail moving mechanism also includes: a first locking motor for controlling the locking of the first slide rail and the first slider, two paddles on the second synchronization rod driven by the first locking motor, locking seats are provided on the two first sliders, locking grooves are provided on the two first slide rails, a lock tongue on the locking seat is rotatably connected to the locking seat via a rotating shaft, a return spring for resetting the lock tongue is mounted on the locking seat, one end of the lock tongue is clamped in the locking groove, and the first locking motor paddles the lock tongue through the paddle on the second synchronization rod to separate the lock tongue from the locking groove.

[0010] As a preferred embodiment of the present invention, the ball bearing is composed of a ring and balls rotatably connected to the ring.

[0011] The advantages and positive effects of the utility model are: it increases the application scenarios of car seats, can provide riding comfort for different types of passengers, and uses the long slide rail moving mechanism to adjust forward and backward. When adjusted to the front, it can increase the storage space behind the seat, and when adjusted to the back, it can increase the passenger space. The seat rotation mechanism is used for circular adjustment. Taking the left seat as an example, it rotates 30° counterclockwise to turn on the welcome function, and rotates 180° for passengers to enter meetings, entertainment and other scenes, or uses the large-angle seat mechanism to adjust the inclination, which can provide comfortable resting scenes for different types of passengers. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is an exploded view of the overall structure of the utility model.

[0013] Figure 2 It is a schematic diagram of the overall structure of the long slide rail moving mechanism in the utility model.

[0014] Figure 3 It is an exploded view of the overall structure of the long slide rail moving mechanism in the utility model.

[0015] Figure 4 It is a schematic diagram of the overall structure of the seat rotating mechanism in the utility model.

[0016] Figure 5 It is a schematic diagram of the overall structure of the large-angle-adjustable seat in the utility model.

[0017] Figure 6 It is an exploded view of a large-angle-adjustable seat and a seat bottom fixing bracket in the utility model.

[0018] Figure 7 It is a schematic diagram of the installation of the large-angle adjustment mechanism and the seat cushion frame in the utility model.

[0019] Figure 8 It is a schematic diagram of the structure of the large-angle adjustment mechanism in the utility model.

[0020] Figure numerals: large-angle adjustable seat 1, backrest frame 101, cushion frame 102, seat bottom fixing bracket 103, shaft 104, arm lifting bracket 105, third synchronization rod 106, screw motor seat 107, screw motor 108, seat rotation mechanism 2, fixed plate 201, moving plate 202, snap ring seat 203, third drive motor 204, turntable fixing bracket 205, long slide rail moving mechanism 3, first slide rail 301, first slider 302, first drive motor 303, first synchronization rod 307, first connecting seat 305, first locking motor 306, second synchronization rod 304. DETAILED DESCRIPTION

[0021] See also Figure 1-8, this embodiment provides a large-angle adjustable car seat with a long slide rail and the ability to rotate, including: a large-angle adjustable seat 1, a seat rotation mechanism 2 that drives the large-angle adjustable seat 1 to rotate, and a long slide rail moving mechanism 3 that drives the large-angle adjustable seat 1 to move forward and backward; the long slide rail moving mechanism 3 is fixedly connected to the vehicle body bracket, the seat rotation mechanism 2 is fixedly connected to the long slide rail moving mechanism 3, and the large-angle adjustable seat 1 is fixedly connected to the seat rotation mechanism 2;

[0022] Refer to Figure 1-3 , the long slide rail moving mechanism 3 in this embodiment includes: two first slide rails 301 arranged along the X direction of the vehicle, a first slider 302 slidably connected to the first slide rails 301, and a first driving motor 303 that drives the first slider 302 to slide on the first slide rails 301. The two first slide rails 301 are fixedly connected to the vehicle body bracket in parallel. Inside the two first slide rails 301, a first long lead screw is rotatably connected along the X direction respectively. A first steering gear (bevel gear) is threadedly connected to the first long lead screw. The first steering gear meshes with a second steering gear on a first synchronizing rod 307 driven by the first driving motor 303. The meshing of the first steering gear and the second steering gear can achieve power transmission in the vertical direction. The first driving motor 303 indirectly drives the two first long lead screws to rotate through the first synchronizing rod 307, two first steering gears, and two second steering gears. The bottom of the first slider 302 is threadedly connected to the first long lead screw. The rotating first long lead screw drives the first slider 302 to slide back and forth on the first slide rails 301.

[0023] Refer to Figure 3 , this embodiment also includes a first locking motor 306. The first locking motor 306 is used to control the locking of the first slide rail 301 and the first slider 302. Only after the first locking motor 306 is unlocked can the first driving motor 303 drive the first slider 302 to slide on the first slide rail 301. Two paddles are provided on a second synchronizing rod 304 driven by the first locking motor 306. Locking seats are provided on the two first sliders 302, and locking grooves are provided on the two first slide rails 301. A locking tongue on the locking seat is rotatably connected inside the locking seat through a rotating shaft. A return spring for resetting the locking tongue is sleeved on the locking seat. One end of the locking tongue is clamped in the locking groove. The first locking motor 306 uses the paddles on the second synchronizing rod 304 to toggle the locking tongue to separate the locking tongue from the locking groove.

[0024] Refer to Figure 1 , Figure 4, a first connecting seat 305 is provided on the first slider 302 in this embodiment. The bottom of the seat rotation mechanism 2 is bolted to the first connecting seat 305. The seat rotation mechanism 2 includes: a fixed disk 201, a moving disk 202, a ball bearing, a snap ring seat 203, and a third driving motor 204. A turntable fixing bracket 205 is fixedly connected to the bottom of the fixed disk 201. A ball bearing is provided between the moving disk 202 and the fixed disk 201. The moving disk 202 is rotatably connected to the fixed disk 201 through the ball bearing. The snap ring seat 203 limits the moving disk 202 on the fixed disk 201 and enables the moving disk 202 to rotate in the horizontal direction. Teeth are provided on the inner ring of the moving disk 202. A driving gear is sleeved on the driving shaft of the third driving motor 204. The driving gear meshes with the teeth on the inner ring of the moving disk 202. The third driving motor 204 drives the moving disk 202 to rotate horizontally on the fixed disk 201 through the driving gear. The turntable fixing bracket 205 is connected to the first connecting seat 305 by bolts. The bottom surface of the moving disk 202 realizes sliding friction with the fixed disk 201 through a ball bearing. The moving disk 202 realizes sliding friction with the snap ring seat 203 through a ball bearing. A fourth driving motor is provided above the teeth on the inner ring of the moving disk 202. The fourth driving motor is used to lock the fixed disk 201 and the moving disk 202. Only after the fourth driving motor unlocks the fixed disk 201 and the moving disk 202, the third driving motor 204 drives the moving disk 202 to rotate. A seat bottom fixing bracket 103 for installing the large-angle adjustable seat 1 is fixedly connected to the moving disk 202. The ball bearing is composed of a ring and balls rotatably connected to the ring.

[0025] Refer to Figure 5-8 , the large-angle adjustable seat 1 in this embodiment includes: a backrest frame 101, a seat cushion frame 102 connected to the backrest frame 101 through an angle adjuster plate. A large-angle adjustment mechanism is provided between the seat cushion frame 102 and the seat bottom fixing bracket 103. The large-angle adjustment mechanism is used to drive the backrest and the seat cushion to lift or lower. The large-angle adjustment mechanism includes: a shaft 104 welded to the rear end of the seat cushion frame 102, two lifting arm brackets 105 welded to both sides of the bottom of the front end of the seat cushion frame 102, a third synchronizing rod 106 fixedly connected to the two lifting arm brackets 105, two lead screw motor seats 107 welded to the third synchronizing rod 106, and lead screw motors 108 hinged to the lead screw motor seats 107. The rear end of the seat cushion frame 102 is welded to the seat bottom fixing bracket 103 through the shaft 104. During the telescoping process of the lead screws of the two lead screw motors 108, the two lead screw motor seats 107, the third synchronizing rod 106, and the lifting arm brackets 105 are driven in sequence. The lifting arm brackets 105 drive the backrest and the seat cushion frame 102 to lift or lower. Among them, the lead screw, the lead screw motor seats 107, the third synchronizing rod 106, and the two lifting arm brackets 105 form a four-bar linkage mechanism. The seat bottom fixing bracket 103 is fixedly connected to the moving disk 202 by bolts.

[0026] Working principle: A large-inclination adjustable car seat with a long slide rail function that can rotate is composed of a large-inclination adjustable seat 1, a seat rotation mechanism 2, and a long slide rail moving mechanism 3 that are fixedly connected in sequence from top to bottom. When the passenger presses the adjustment button, the seat can be adjusted forward and backward by using the long slide rail moving mechanism 3, can be rotated by using the seat rotation mechanism 2, and can be adjusted with a large inclination by using the large-inclination mechanism.

[0027] The above is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention can easily think of changes or substitutions, which should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A rotatable car seat with a long slide rail and a large inclination angle, characterized in that: include: A seat with a large inclination adjustment, a seat rotation mechanism for driving the seat with a large inclination adjustment to rotate, and a long slide rail moving mechanism for driving the seat with a large inclination adjustment to adjust forward and backward; the long slide rail moving mechanism is fixedly connected to the vehicle body bracket, the seat rotation mechanism is fixedly connected to the long slide rail moving mechanism, and the seat with a large inclination adjustment is fixedly connected to the seat rotation mechanism; Wherein, the long slide rail moving mechanism comprises: two first slide rails arranged along the X direction of the vehicle, a first slider slidably connected to the first slide rails, and a first driving motor driving the first slider to slide on the first slide rails, the two first slide rails are fixedly connected to the vehicle body bracket in parallel, and a first long screw rod is respectively connected to the two first slide rails for rotation along the X direction, a first steering gear is threadedly connected to the first long screw rod, the first steering gear is meshed with a second steering gear on the first synchronous rod driven by the first driving motor, the first driving motor drives the two first long screw rods to rotate through the first synchronous rod, the screw nut at the bottom of the first slider is rotationally connected to the first long screw rod, and the rotating first long screw rod drives the first slider to slide back and forth on the first slide rail; Wherein, a first connecting seat is arranged on the first sliding block, and the bottom bolt of the seat rotating mechanism is connected to the first connecting seat, and the seat rotating mechanism comprises: a fixed plate, a movable plate, a ball bearing, a snap ring seat, and a third driving motor, a rotating plate fixing bracket is fixedly connected to the bottom of the fixed plate, a ball bearing is arranged between the movable plate and the fixed plate, the movable plate is rotatably connected to the fixed plate through the ball bearing, the snap ring seat limits the movable plate on the fixed plate and makes the movable plate rotate in a horizontal direction, the inner ring of the movable plate is provided with teeth, a driving gear is mounted on the driving shaft of the third driving motor, the driving gear is meshed with the teeth on the inner ring of the movable plate, and the third driving motor drives the movable plate to rotate in a horizontal direction on the fixed plate through the driving gear, and the rotating plate fixing bracket is fixedly connected to the second sliding block by bolts; Among them, the large-angle adjustment seat includes: a backrest frame, a cushion frame connected to the backrest frame through an angle adjuster plate, a large-angle adjustment mechanism is arranged between the cushion frame and the fixed bracket at the bottom of the seat, and the large-angle adjustment mechanism is used to drive the backrest and the seat cushion to be lifted or dropped, and the large-angle adjustment mechanism includes: a hinge shaft welded to the rear end of the cushion frame, two arm-lifting brackets hinged to both sides of the bottom of the front end of the cushion frame, a third synchronization rod fixedly connected to the two arm-lifting brackets, a screw motor seat welded to the third synchronization rod, and a screw motor hinged on the screw motor seat, the rear end of the cushion frame is welded to the fixed bracket at the bottom of the seat through an axis, and the screw of the screw motor drives the screw motor seat, the third synchronization rod, and the arm-lifting bracket in turn during the extension and retraction process, and the arm-lifting bracket drives the backrest and the cushion frame to be lifted or dropped, and the fixed bracket at the bottom of the seat is fixedly connected to the moving plate by bolts.

2. A rotatable car seat with a long slide rail according to claim 1, characterized in that: The long slide rail moving mechanism also includes: a first locking motor for controlling the locking of the first slide rail and the first slider, two paddles are arranged on the second synchronization rod driven by the first locking motor, locking seats are arranged on the two first sliders, locking grooves are arranged on the two first slide rails, a lock tongue on the locking seat is rotatably connected in the locking seat through a rotating shaft, a return spring for resetting the lock tongue is mounted on the locking seat, one end of the lock tongue is clamped in the locking groove, and the first locking motor paddles the lock tongue through the paddle on the second synchronization rod to separate the lock tongue from the locking groove.

3. The rotatable car seat with a long slide rail according to claim 1, characterized in that: The ball bearing consists of a ring and balls rotatably connected to the ring.

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