CN220594719U

CN220594719U - Self-locking mechanism of seat angle adjuster

Info

Publication number: CN220594719U
Application number: CN202322115039.5U
Authority: CN
Inventors: 周栋亮
Original assignee: Changzhou Aoqi Auto Accessories Co ltd
Current assignee: Changzhou Aoqi Auto Accessories Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-03-15
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a self-locking mechanism of a seat angle adjuster, which comprises a locking seat; locking seat: the rear wall of the device is rotationally connected with a rotating shaft through a bearing, a gear II is arranged in the middle of the rotating shaft, a reciprocating screw rod is arranged at the front end of the rotating shaft, a threaded cylinder is in threaded connection with the front end of the reciprocating screw rod, a connecting seat is arranged at the front end of the threaded cylinder, a plug seat is arranged at the front side of the connecting seat through uniformly distributed telescopic posts I, arc-shaped grooves are vertically and symmetrically arranged at the front side of the plug seat, sliding seats are uniformly and slidingly connected in the arc-shaped grooves, conical self-locking columns are uniformly arranged at the front side of the sliding seats, a limiting seat is arranged at the front wall of the locking seat, uniformly distributed self-locking holes are formed at the rear side of the limiting seat, and the conical self-locking columns are uniformly plugged with the adjacent self-locking holes; the self-locking mechanism of the seat angle adjuster automatically performs elastic self-locking limit on the angle adjusting shaft of the seat angle adjuster through elastic force and elastic plug-in connection, does not need manual operation of a user, and is convenient to use.

Description

Self-locking mechanism of seat angle adjuster

Technical Field

The utility model relates to the technical field of seat angle adjuster self-locking, in particular to a self-locking mechanism of a seat angle adjuster.

Background

The seat is characterized in that materials used for a driver seat and a passenger seat are comfortable, the hand feeling and the air permeability are good, the surface materials of a general seat are coordinated with the interior trim of the whole automobile, the angle of the seat is adjusted through an angle adjuster in order to improve the use comfort of the seat, the angle of the seat is adjusted through a locking mechanism when the seat angle adjuster is used, partial seat angle adjuster locking mechanism is used, the handle, a tension spring, a convex tooth clamping ring, a rotating shaft, a gear and other elements are adopted to form the locking mechanism of the seat, the gear is mounted on an angle adjusting shaft of the adjuster, when in use, the handle is manually pulled to enable the convex tooth clamping ring to rotate around the rotating shaft to be far away from the gear, so that the rotation limit of the gear is relieved, then a person adjusts the angle of the seat according to own needs, after the adjustment is finished, the handle is released, the convex tooth clamping ring is reset and is clamped to the gear through the stretching elastic force of the spring, and then self-locking is carried out on the seat angle adjuster.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides a self-locking mechanism of a seat angle adjuster, which automatically performs elastic self-locking limit on an angle adjusting shaft of the seat angle adjuster through elastic force and elastic plug-in connection, does not need manual operation of a user, is convenient to use, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the self-locking mechanism of the seat angle adjuster comprises a locking seat;

locking seat: the rear wall of the device is rotationally connected with a rotating shaft through a bearing, a gear II is arranged in the middle of the rotating shaft, a reciprocating screw rod is arranged at the front end of the rotating shaft, a threaded cylinder is in threaded connection with the front end of the reciprocating screw rod, a connecting seat is arranged at the front end of the threaded cylinder, a plug seat is arranged at the front side of the connecting seat through uniformly distributed telescopic posts I, arc-shaped grooves are vertically and symmetrically arranged at the front side of the plug seat, sliding seats are uniformly and slidingly connected in the arc-shaped grooves, conical self-locking columns are uniformly arranged at the front side of the sliding seats, a limiting seat is arranged at the front wall of the locking seat, uniformly distributed self-locking holes are formed at the rear side of the limiting seat, and the conical self-locking columns are uniformly plugged with the adjacent self-locking holes;

wherein: still include angle modulation axle, angle modulation axle is located the outside of locking seat, and the middle part of angle modulation axle is equipped with gear one, and gear one is connected with gear two meshing, thereby the device carries out elasticity auto-lock spacing to the angle modulation axle of seat angle modulation ware through spring force and elasticity grafting automatically, need not user manual operation, convenient to use.

Further, a first spring which is uniformly distributed is arranged between the connecting seat and the inserting seat, and the first spring is movably sleeved with the outer end of the adjacent first telescopic column, so that the conical self-locking column is elastically inserted into the adjacent self-locking hole.

Further, both ends all pass through arc telescopic link and spring two and adjacent slide fixed connection about the inside of arc groove, and spring two all cup joints with the outer end activity of adjacent arc telescopic link, and the centre of a circle of the stiff end of arc telescopic link and telescopic end all coincides with the centre of a circle of socket for the toper end of toper auto-lock post is according to actual environment self-adaptation and adjacent auto-lock hole vertical alignment.

Further, the outside of screw thread section of thick bamboo is equipped with outer ring gear, and the left wall of locking seat is equipped with the cassette through flexible post two and spring three, and the outer end activity of spring three and flexible post two cup joints, cassette and outer ring gear joint, place screw thread section of thick bamboo and indulge the in-process and appear the rotation.

Further, a limiting ring is arranged on the left wall of the locking seat and is in sliding connection with the outer side of the reciprocating screw rod, and the longitudinal moving distance of the threaded cylinder is limited.

Further, the vertical symmetry of back wall of locking seat is equipped with the fixing base, and the relative medial surface of two fixing bases all is equipped with flexible post three, is equipped with rack board between the flexible end of flexible post three, all is equipped with spring four between fixing base and the rack board, and spring four all cup joints with the outer activity of adjacent flexible post three, and the rear end of pivot is equipped with gear three, and gear three and rack board cooperation installation for device grafting locking position elasticity resets.

Furthermore, the front side of the locking seat is provided with vertically symmetrically distributed installation seats, so that the device can be conveniently installed and fixed.

Compared with the prior art, the utility model has the beneficial effects that: the self-locking mechanism of the seat angle adjuster has the following advantages:

after the angle adjusting shaft is fixed, the threaded cylinder is indirectly led to be inserted into the longitudinally adjacent self-locking hole through the stretching or compression elastic force of the spring IV, the conical surface at the front end of the threaded cylinder is contacted with the outer edge of the longitudinally adjacent self-locking hole in the longitudinally advancing process of the conical self-locking cylinder, then the conical surface of the conical self-locking cylinder is self-adaptively slid along the arc-shaped groove through the sliding seat to be longitudinally aligned with the self-locking hole, the spring II is self-adaptively telescopic, the conical self-locking cylinder is elastically inserted into the self-locking hole through the compression elastic force of the spring I, the conical surface of the conical self-locking cylinder is rotationally limited with the longitudinally adjacent self-locking hole through the elastic force of the spring I, the self-locking mechanism of the seat angle adjuster is self-locked, the angle adjusting shaft of the seat angle adjuster is automatically and elastically self-locked and limited through the elastic force and the elastic insertion of the spring, manual operation of a user is not needed, and the angle adjusting mechanism is convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: the device comprises a locking seat 1, an angle adjusting shaft 2, a gear I, a rotating shaft 4, a gear II, a reciprocating screw rod 6, a threaded cylinder 7, a connecting seat 8, a telescopic column I9, a spring I10, a socket 11, an arc-shaped telescopic rod 12, a spring II 13, a sliding seat 14, a conical self-locking column 15, a limiting seat 16, an outer toothed ring 17, a telescopic column II 18, a spring III 19, a clamping seat 20, a limiting ring 21, a gear III 22, a fixed seat 23, a telescopic column III 24, a spring IV 25, a toothed plate 26 and a mounting seat 27.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides a technical solution: the self-locking mechanism of the seat angle adjuster comprises a locking seat 1;

locking seat 1: the rear wall of the device is rotationally connected with a rotating shaft 4 through a bearing, a gear II 5 is arranged in the middle of the rotating shaft 4, a reciprocating screw 6 is arranged at the front end of the rotating shaft 4, a screw cylinder 7 is connected at the front end of the reciprocating screw 6 in a threaded manner, a connecting seat 8 is arranged at the front end of the screw cylinder 7, a plug seat 11 is arranged at the front side of the connecting seat 8 through uniformly distributed telescopic columns I9, sliding seats 14 are respectively and slidably connected in arc grooves vertically and symmetrically arranged at the front side of the plug seat 11, tapered self-locking columns 15 are respectively arranged at the front side of the sliding seats 14, a limiting seat 16 is arranged at the front wall of the locking seat 1, uniformly distributed self-locking holes are respectively arranged at the rear side of the limiting seat 16, the tapered self-locking columns 15 are respectively and fixedly connected with adjacent self-locking holes, a uniformly distributed spring I10 is arranged between the connecting seat 8 and the plug seat 11, the spring I10 is movably sleeved with the outer ends of the adjacent telescopic columns I9, the left and right ends inside the arc grooves are respectively and fixedly connected with the adjacent sliding seats 14 through arc telescopic rods 12 and the spring II 13, the second spring 13 is movably sleeved with the outer end of the adjacent arc-shaped telescopic rod 12, the fixed end of the arc-shaped telescopic rod 12 and the circle center of the telescopic end are overlapped with the circle center of the inserting seat 11, the outer side of the threaded cylinder 7 is provided with an outer toothed ring 17, the left wall of the locking seat 1 is provided with a clamping seat 20 through a second telescopic column 18 and a third spring 19, the third spring 19 is movably sleeved with the outer end of the second telescopic column 18, the clamping seat 20 is clamped with the outer toothed ring 17, the left wall of the locking seat 1 is provided with a limiting ring 21, the limiting ring 21 is in sliding connection with the outer side of the reciprocating screw 6, the front side of the locking seat 1 is provided with a mounting seat 27 which is vertically and symmetrically distributed, the device is fixed to a designated position in a seat regulator through bolts by the mounting seat 27, the gear III 22 is meshed with the vertical middle part of the rack plate 26, the threaded cylinder 7 is positioned at the leftmost end of the outer side of the reciprocating screw 6, when the seat is subjected to angle adjustment, the angle adjustment shaft 2 rotates, the angle adjustment shaft 2 drives the gear I3 to enable the gear II 5 to drive the rotating shaft 4 to rotate through meshed connection, the rotating shaft 4 enables the reciprocating screw rod 6 to drive the threaded cylinder 7 to longitudinally move backwards through threaded connection, the clamping seat 20 and the external tooth ring 17 are enabled to rotate and limit through compression elasticity of the spring II 19, therefore, the threaded cylinder 7 is prevented from rotating when the threaded cylinder 7 longitudinally moves, the conical self-locking column 15 is indirectly driven by the connecting seat 8 to move to the outside of a self-locking hole, self-locking limit is released, when the toothed plate 26 vertically moves to a meshing and disengaging position with the gear III 22, the threaded cylinder 7 longitudinally moves to be in contact with the front side face of the limiting ring 21 at the moment, then the reciprocating screw rod 6 is enabled to integrally move and rotate through thread locking by the limiting ring 21 at the moment, the spring III 19 is self-adaptively telescopic, after the angle adjustment shaft 2 is fixed, the screw thread cylinder 7 is indirectly led to drive the conical self-locking column 15 to be spliced with the longitudinally adjacent self-locking hole through the stretching or compression elasticity of the spring IV 25, the forefront side of the conical surface of the front end of the conical self-locking column 15 is contacted with the outer edge of the longitudinally adjacent self-locking hole in the longitudinally advancing process of the conical self-locking column 15, then the conical surface of the conical self-locking column 15 is penetrated into the self-locking hole, the conical self-locking column 15 self-adaptively slides along the arc-shaped groove through the sliding seat 14 to be longitudinally aligned with the self-locking hole, the spring II 13 self-adaptively stretches out and draws back, the conical self-locking column 15 is led to be elastically spliced with the self-locking hole through the compression elasticity of the spring I10, the conical surface of the conical self-locking column 15 is led to be longitudinally adjacent self-locking hole through the elasticity of the spring I10, thereby rotating and limiting the angle adjusting shaft 2 of the seat angle adjuster, thus self-locking the seat angle adjuster, the angle adjusting shaft 2 of the seat angle adjuster is automatically and elastically self-locked and limited by the elasticity and the elastic plug-in connection of the spring, so that manual operation of a user is not needed, and the use is convenient;

wherein: still include angle modulation axle 2, angle modulation axle 2 is located the outside of locking seat 1, angle modulation axle 2's middle part is equipped with gear one 3, gear one 3 and gear two 5 meshing are connected, the vertical symmetry of back wall of locking seat 1 is equipped with fixing base 23, the relative medial surface of two fixing bases 23 all is equipped with flexible post three 24, be equipped with rack plate 26 between the flexible end of flexible post three 24, all be equipped with spring four 25 between fixing base 23 and the rack plate 26, spring four 25 all cup joints with the outer activity of adjacent flexible post three 24, the rear end of pivot 4 is equipped with gear three 22, gear three 22 and rack plate 26 cooperation installation, thereby the in-process is rotated to adjusting axle 2, gear three 22 and rack plate 26 meshing are connected, thereby make rack plate 26 vertical movement, make two spring four 24 elasticity shrink, an elasticity is tensile, until rack plate 26 moves to the protruding tooth and the three 22 elastic contact of gear three 22 of its own top or bottom, provide power to the angle modulation ware auto-lock in the later stage for the device.

The self-locking mechanism of the seat angle adjuster provided by the utility model has the following working principle: the device is fixed to a designated position in a seat regulator through a mounting seat 27 by bolts, in an initial state, a third gear 22 is meshed with the vertical middle part of a rack plate 26, a threaded cylinder 7 is positioned at the leftmost end of the outer side of a reciprocating screw rod 6, when the angle of the seat is regulated, an angle regulating shaft 2 rotates, the angle regulating shaft 2 drives a first gear 3 to drive a second gear 5 to drive a rotating shaft 4 to rotate through meshed connection, the rotating shaft 4 drives the reciprocating screw rod 6 to drive the threaded cylinder 7 to longitudinally move backwards through threaded connection, the clamping seat 20 and an external tooth ring 17 rotate to limit through compression elasticity of a second spring 19, thus the threaded cylinder 7 is prevented from rotating when longitudinally moving, the threaded cylinder 7 indirectly drives a conical self-locking column 15 to move out of a self-locking hole through a connecting seat 8, the self-locking limit is released, meanwhile, the third gear 22 is meshed with the rack plate 26 to enable the rack plate 26 to vertically move, two springs four 24 are elastically contracted, an elastic stretching, when rack plate 26 moves vertically to the meshing and disengaging position with gear III 22, at this moment, thread cylinder 7 moves longitudinally to contact with the front side of limit ring 21, then along with the continuous rotation of angle adjusting shaft 2, at this moment, reciprocating screw rod 6 drives thread cylinder 7 to move integrally and rotate through the limit of limit ring 21, spring III 19 stretches adaptively, after angle adjusting shaft 2 is fixed, thread cylinder 7 drives taper self-locking column 15 to plug in with the longitudinally adjacent self-locking hole through plug seat 11 indirectly through stretching or compression elasticity of spring IV 25, during the longitudinal advancing process of taper self-locking column 15, the forefront side of its front end taper surface contacts with the outer side of the longitudinally adjacent self-locking hole, then through taper surface of taper self-locking column 15 goes deep into the self-locking hole, taper self-locking column 15 slides itself along the arc groove through slide seat 14 to align longitudinally with the self-locking hole, the spring II 13 is self-adaptively telescopic, the conical self-locking column 15 and the self-locking hole are elastically spliced through the compression elasticity of the spring I10, and the conical surface of the conical self-locking column 15 and the longitudinally adjacent self-locking hole are enabled to rotate and limit the angle adjusting shaft 2 of the seat angle adjuster through the elasticity of the spring I10, so that the seat adjuster is self-locked.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Self-locking mechanism of seat angle modulation ware, its characterized in that: comprises a locking seat (1);

locking seat (1): the rear wall of the device is rotationally connected with a rotating shaft (4) through a bearing, a gear II (5) is arranged in the middle of the rotating shaft (4), a reciprocating screw (6) is arranged at the front end of the rotating shaft (4), a threaded cylinder (7) is connected with the front end of the reciprocating screw (6), a connecting seat (8) is arranged at the front end of the threaded cylinder (7), a sliding seat (11) is arranged at the front side of the connecting seat (8) through uniformly distributed telescopic columns I (9), sliding seats (14) are uniformly and slidingly connected in arc-shaped grooves are vertically and symmetrically arranged at the front side of the sliding seat (11), conical self-locking columns (15) are uniformly arranged at the front side of the sliding seat (14), a limiting seat (16) is arranged at the front wall of the locking seat (1), self-locking holes which are uniformly distributed are formed at the rear side of the limiting seat (16), and the conical self-locking columns (15) are uniformly spliced with adjacent self-locking holes;

wherein: the novel angle adjusting device is characterized by further comprising an angle adjusting shaft (2), wherein the angle adjusting shaft (2) is positioned outside the locking seat (1), a first gear (3) is arranged in the middle of the angle adjusting shaft (2), and the first gear (3) is meshed with a second gear (5).

2. The seat recliner self-locking mechanism of claim 1 wherein: a first spring (10) which is uniformly distributed is arranged between the connecting seat (8) and the inserting seat (11), and the first springs (10) are movably sleeved with the outer ends of the adjacent first telescopic columns (9).

3. The seat recliner self-locking mechanism of claim 1 wherein: the inside left and right ends of arc groove all pass through arc telescopic link (12) and spring two (13) and adjacent slide (14) fixed connection, and spring two (13) all cup joints with the outer activity of adjacent arc telescopic link (12), and the centre of a circle of the stiff end and the telescopic end of arc telescopic link (12) all coincides with the centre of a circle of socket (11).

4. The seat recliner self-locking mechanism of claim 1 wherein: the outside of screw thread section of thick bamboo (7) is equipped with outer ring gear (17), and the left wall of locking seat (1) is equipped with cassette (20) through flexible post two (18) and spring three (19), and the outer end activity of spring three (19) and flexible post two (18) cup joints, cassette (20) and outer ring gear (17) joint.

5. The seat recliner self-locking mechanism of claim 1 wherein: the left wall of the locking seat (1) is provided with a limiting ring (21), and the limiting ring (21) is in sliding connection with the outer side of the reciprocating screw rod (6).

6. The seat recliner self-locking mechanism of claim 1 wherein: the vertical symmetry of back wall of locking seat (1) is equipped with fixing base (23), and the relative medial surface of two fixing bases (23) all is equipped with flexible post three (24), is equipped with rack board (26) between the flexible end of flexible post three (24), all is equipped with spring four (25) between fixing base (23) and rack board (26), and spring four (25) all cup joints with the outer activity of adjacent flexible post three (24), and the rear end of pivot (4) is equipped with gear three (22), and gear three (22) are installed with rack board (26) cooperation.

7. The seat recliner self-locking mechanism of claim 1 wherein: the front side of the locking seat (1) is provided with vertically symmetrically distributed mounting seats (27).