Search

CN-117445772-B - Automobile seat adjusting mechanism and automobile

CN117445772BCN 117445772 BCN117445772 BCN 117445772BCN-117445772-B

Abstract

The invention is suitable for the technical field of automotive interiors, and provides an automotive seat adjusting mechanism and an automobile, when the angle of a backrest and the translation position of a front seat are required to be adjusted, a cross protrusion on an adjuster is rotated clockwise, the adjuster drives a first rotating shaft to rotate so as to drive a first external gear to rotate, at the moment, an internal gear and a chain both rotate, the internal gear rotates to drive a backrest to be close to a cushion, the chain rotates to drive a second rotating shaft to rotate so as to drive a second external gear to translate on the rack to be close to a headstock, the adjuster can realize that the angle of the backrest and the translation position of the front seat are adjusted, at the moment, the space of a rear seat is enlarged, and the automobile seat is suitable for a driver and a passenger to rest on the rear seat; when the automobile seat needs to be reset, the automobile seat can be reset by rotating the cross bulge on the regulator anticlockwise and reversely moving the cross bulge; the invention ensures that drivers and passengers can quickly and conveniently adjust the automobile seat at the front seat and the rear seat, and the condition that the front seat cannot be adjusted at the rear seat can not occur.

Inventors

  • SU RONGMIN
  • FANG MING
  • CAI CHENGLONG
  • Zeng Yaoye
  • XU BAOWEI

Assignees

  • 芜湖瑞泰汽车零部件有限公司

Dates

Publication Date
20260512
Application Date
20231020

Claims (10)

  1. 1. An automobile seat adjusting mechanism is characterized by comprising a sliding rail (1), a seat framework (2) and an adjusting device (3); The two sliding rails (1) are arranged, the two sliding rails (1) are oppositely distributed at intervals and fixed on an automobile framework, racks (11) are fixedly arranged on the outer sides of the sliding rails (1), and sliding grooves (12) are formed in the sliding rails (1); The seat framework (2) comprises a seat cushion frame (21) and a backrest frame (22), the seat cushion frame (21) and the backrest frame (22) are connected in a rotating mode through a rotating shaft, two moving seats (23) which are distributed at intervals are fixedly arranged at the bottom of the seat cushion frame (21), sliding blocks (24) are fixedly arranged on the bottom surface of each moving seat (23), and the sliding blocks (24) are in matched sliding connection with the sliding grooves (12); The adjusting device (3) comprises a first external gear (31) and a second external gear (32), the first external gear (31) is arranged on the outer side of the backrest frame (22) and is rotationally connected with the backrest frame (22) through a first rotating shaft (311), the first external gear (31) is coaxial with the rotating shaft, the second external gear (32) is arranged on the outer side of the movable seat (23) and is rotationally connected with the movable seat (23) through a second rotating shaft (321), the second external gear (32) is in meshed connection with the rack (11), chain wheels are fixedly arranged on the outer walls of the first rotating shaft (311) and the second rotating shaft (321), chains (33) are sleeved on the outer sides of the chain wheels, the chain wheels are mutually meshed with the chains (33), an internal gear (34) is arranged on the outer side of the first external gear (31), and the internal gear (34) is meshed with the first external gear (31), and the internal gear (34) is fixedly connected with the backrest frame (22).
  2. 2. The automobile seat adjusting mechanism according to claim 1, wherein limiting blocks (111) are fixedly arranged on top surfaces of two ends of the rack (11), and the limiting blocks (111) are used for limiting horizontal movement of an automobile seat.
  3. 3. A car seat adjusting mechanism according to claim 1, wherein a plurality of the second external gears (32) are provided, and the plurality of the second external gears (32) are uniformly spaced along the extending direction of the movable seat (23).
  4. 4. The automobile seat adjusting mechanism according to claim 1, wherein a seat cushion (4) is arranged above the seat cushion frame (21), and the bottom surface of the seat cushion (4) is fixedly connected with the top surface of the seat cushion frame (21).
  5. 5. The automobile seat adjusting mechanism according to claim 1, wherein a backrest (5) is arranged on the outer side of the backrest frame (22), and the inner side of the backrest (5) is fixedly connected with the backrest frame (22).
  6. 6. The automobile seat adjusting mechanism according to claim 1, wherein an adjuster (35) is fixedly arranged on the end face of the first rotating shaft (311).
  7. 7. The car seat adjusting mechanism as set forth in claim 6, wherein the adjuster (35) is provided with a cross-shaped rotation protrusion to facilitate rotation of the adjuster (35).
  8. 8. A car seat adjusting mechanism as claimed in claim 7, wherein the adjuster (35) is provided with locking means to prevent automatic displacement of the car seat.
  9. 9. The automobile seat adjusting mechanism according to claim 4, wherein a cloth curtain for covering the seat cushion frame (21) and the rack (11) is arranged between the seat cushion (4) and the slide rail (1).
  10. 10. An automobile comprising the automobile seat adjusting mechanism according to any one of claims 1 to 9.

Description

Automobile seat adjusting mechanism and automobile Technical Field The invention belongs to the technical field of automotive interiors, and particularly relates to an automobile seat adjusting mechanism and an automobile. Background With the continuous development and progress of society, the living standard of people is continuously improved, and automobiles become necessary products for the family life of people, so that people have higher requirements on the appearance and the drivability, and have higher and higher requirements on the driving environment and the rest environment in the automobile. The automobile seat provides driving and riding positions which are convenient to operate and comfortable and safe for drivers and passengers, an automobile seat sliding device is generally arranged at the bottom of the automobile seat in order to improve the comfort level of the drivers and passengers, an angle adjusting device is arranged on a seat back, the sliding of the automobile seat is realized through the automobile seat sliding device, and the angle adjustment of the seat back and a cushion is realized through the angle adjusting device. The invention provides an automobile seat adjusting mechanism and an automobile, which solve the problems that the existing automobile is divided into a front seat and a rear seat, when a driver and a passenger need to go to the rear seat for rest without sitting on the front seat, the space of a rear area of the automobile is required to be increased for rest, so that the backrest of the front seat needs to be tilted forwards or put down and the front seat needs to be moved towards the automobile head for increasing the rest space of the rear area, but the existing front seat needs to be respectively adjusted when the angle of the backrest and the translation position of the front seat are adjusted, and the backrest of the front seat cannot be directly adjusted when the rear seat is simultaneously translated, so that the inconvenience of adjustment is increased and the experience and convenience of the driver and the passenger are influenced. Disclosure of Invention The invention provides an automobile seat adjusting mechanism, which can simultaneously adjust the angle of a backrest and the translation position of the front seat through a rotary adjuster, and solves the problems in the prior art. In a first aspect, the present invention is embodied in a vehicle seat adjustment mechanism comprising a slide rail, a seat frame and an adjustment device; the two sliding rails are oppositely arranged at intervals and fixed on the automobile framework, racks are fixedly arranged on the outer sides of the sliding rails, and sliding grooves are formed in the sliding rails; The seat framework comprises a seat cushion frame and a backrest frame, the seat cushion frame and the backrest frame are connected in a rotating way through a rotating shaft, two movable seats which are distributed at intervals relatively are fixedly arranged at the bottom of the seat cushion frame, a sliding block is fixedly arranged at the bottom surface of the movable seat, and the sliding block is in matched sliding connection with the sliding groove; The adjusting device comprises a first external gear and a second external gear, the first external gear is arranged on the outer side of the backrest and is in rotary connection with the backrest through a first rotary shaft, the first external gear is coaxial with the rotary shaft, the second external gear is arranged on the outer side of the movable seat and is in rotary connection with the movable seat through a second rotary shaft, the second external gear is in meshed connection with the racks, chain wheels are fixedly arranged on the outer walls of the first rotary shaft and the second rotary shaft, chains are sleeved on the outer sides of the two chain wheels, the chain wheels are in meshed connection with the chains, an internal gear is arranged on the outer side of the first external gear, the internal gear is meshed with the first external gear, and the internal gear is fixedly connected with the backrest. Preferably, limiting blocks are fixedly arranged on the top surfaces of the two ends of the rack, and the limiting blocks are used for limiting horizontal movement of the automobile seat. Preferably, the second external gears are provided in plurality, and the plurality of second external gears are uniformly distributed at intervals along the extending direction of the movable seat. Preferably, a cushion is arranged above the cushion frame, and the bottom surface of the cushion is fixedly connected with the top surface of the cushion frame. Preferably, a backrest is arranged on the outer side of the backrest frame, and the inner side of the backrest is fixedly connected with the backrest frame. Preferably, the end face of the first rotating shaft is fixedly provided with a regulator. Preferably, the adjuster is provided with a cross-shaped