Seat lock rod furling mechanism

Abstract

The utility model relates to a seat lock rod winding mechanism which comprises a winding mechanism support assembly, a rotating mechanism assembly, a stay wire assembly, a stay wire lower support and a lower winding wheel. The furling mechanism bracket assembly is welded on the large backrest framework; the rotating mechanism assembly is fixed to the winding mechanism support assembly and comprises a lock rod assembly, a winding spring, a stay wire upper support, a stay wire upper winding wheel and a retaining clamping piece. An upper telescopic end head of the stay wire assembly is fixed on the stay wire upper winding wheel, an upper fixed end head is fixed on the stay wire upper bracket, a lower telescopic end head is fixed on the lower winding wheel, and a lower fixed end head is fixed on the stay wire lower bracket; the stay wire lower bracket is fixed on an angle adjuster upper connecting plate of the large backrest framework; and the lower coiling wheel is connected with the angle regulator lower connecting plate assembly and the small backrest assembly of the large backrest framework through a lower coiling wheel step bolt. The furling mechanism is in linkage with the small backrest assembly, and after the small backrest is put down, the lock rod rotates and is hidden together, so that the lock rod is prevented from being exposed.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile parts, and specifically relates to a seat lock rod retracting mechanism. Background Art

[0002] After the existing rear seat small backrest is folded down, the lock rod installed on the large backrest is exposed, which is not only unsightly but also poses a risk of bumps and collisions. Utility Model Content

[0003] The utility model aims to provide a seat lock rod retracting mechanism, which is linked with a small backrest assembly. When the small backrest is folded down, the lock rod is rotated and hidden together to prevent the lock rod from leaking out.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A seat lock rod retracting mechanism comprises: a retracting mechanism bracket assembly, a rotating mechanism assembly, a cable assembly, a lower cable bracket, and a lower cable reel; wherein the retracting mechanism bracket assembly is welded to a large backrest frame and is disposed close to a small backrest assembly;

[0006] The rotating mechanism assembly is fixed to the winding mechanism bracket assembly by bolts, and the rotating mechanism assembly includes a locking rod assembly, a winding spring, a wire bracket, a wire winding wheel, and a backstop card; the locking rod assembly is composed of an assembly shaft and a locking rod, and the locking rod is arranged on the outside of the assembly shaft and rotates synchronously with the assembly shaft, and the assembly shaft is sequentially provided with a winding spring, a wire bracket, a wire winding wheel, and a backstop card, one end of the winding spring is fixed to the locking rod, and the other end is fixed to the wire bracket, a lubricating sleeve is provided at the connection between the assembly shaft and the winding mechanism bracket assembly and the wire bracket, the wire bracket is fixed on the winding mechanism bracket assembly, and the wire winding wheel rotates coaxially with the assembly shaft;

[0007] The upper telescopic end of the cable assembly is fixed on the cable winding wheel, the upper fixed end is fixed on the cable bracket, the lower telescopic end is fixed on the lower winding wheel, and the lower fixed end is fixed on the cable bracket;

[0008] The lower bracket of the pull line is fixed on the upper connecting plate of the angle adjuster of the large backrest frame;

[0009] The lower winding wheel is connected to the angle adjuster lower connecting plate assembly and the small backrest assembly of the large backrest frame through the lower winding wheel step bolt, and the small backrest assembly and the lower winding wheel rotate synchronously relative to the lower winding wheel step bolt.

[0010] As a preferred embodiment of the utility model, the reeling mechanism bracket assembly includes a reeling mechanism bracket, a reeling mechanism bracket lubricating sleeve, and a reeling mechanism bracket nut; wherein, the reeling mechanism bracket is provided with a concave avoidance area, and the rotating mechanism assembly is arranged in the concave avoidance area; the front end of the assembly shaft is arranged in the reeling mechanism bracket lubricating sleeve, and the reeling mechanism bracket nut is fixed to the inner side of the reeling mechanism bracket by welding.

[0011] The utility model has the following advantages and positive effects: the retracting mechanism provided by the utility model has a simple structure, which is linked with the small backrest assembly. When the small backrest is folded down, the locking rod is rotated together and rotated to an invisible area to be hidden, avoiding the risk of the locking rod being exposed and easily bumped. At the same time, the appearance can be improved after the locking rod is hidden. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the overall structure of the utility model seat lock rod retracting mechanism installed on the seat Figure 1 ;

[0013] Figure 2 This is a schematic diagram of the overall structure of the utility model seat lock rod retracting mechanism installed on the seat Figure 2 ;

[0014] Figure 3 It is a schematic diagram of the overall structure of the seat lock rod retracting mechanism of the utility model;

[0015] Figure 4 It is a schematic diagram of the overall structure of the support assembly of the retracting mechanism of the utility model;

[0016] Figure 5 It is a schematic diagram of the overall structure of the rotating mechanism assembly of the utility model;

[0017] Figure 6 It is an exploded schematic diagram of the rotating mechanism assembly of the utility model;

[0018] Figure 7 It is a schematic diagram of the assembly of the support assembly of the retracting mechanism and the rotating mechanism assembly of the utility model;

[0019] Figure 8 It is a schematic diagram of the utility model of the retracting mechanism bracket assembly and the rotating mechanism assembly being assembled on the seat;

[0020] Fig. 9 It is a schematic diagram of the overall structure of the cable pull assembly of the utility model;

[0021] Fig.10 It is a schematic diagram of the assembly of the small backrest assembly and the lower winding wheel of the utility model;

[0022] Fig.11It is an exploded schematic diagram of the small backrest assembly and the lower winding wheel of the utility model;

[0023] Figure numerals: large backrest frame 1, angle adjuster upper connecting plate 2, small backrest assembly 3, angle adjuster lower connecting plate assembly 4, winding mechanism bracket assembly 10, rotating mechanism assembly 20, wire pulling assembly 30, wire pulling lower bracket 40, lower winding wheel 50, winding mechanism bracket 11, winding mechanism bracket lubricating sleeve 12, winding mechanism bracket nut 13, locking rod assembly 21, winding spring 22, wire pulling bracket 23, wire pulling winding wheel 24, anti-retraction card 25, upper telescopic end 31, upper fixed end 32, lower telescopic end 33, lower fixed end 34, lower winding wheel step bolt 51. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0025] In the description of the present application, it should be noted that the terms "upper", "lower", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing the present application 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 operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0026] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" 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, a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0027] like Figures 1 to 11As shown, the utility model provides a seat lock rod retracting mechanism, comprising: a retracting mechanism bracket assembly 10, a rotating mechanism assembly 20, a cable assembly 30, a cable lower bracket 40, and a lower winding wheel 50; wherein, the retracting mechanism bracket assembly 10 is welded to the large backrest frame 1 and is arranged close to the small backrest assembly; the retracting mechanism bracket assembly 10 comprises a retracting mechanism bracket 11, a retracting mechanism bracket lubricating sleeve 12, and a retracting mechanism bracket nut 13; wherein, a concave avoidance area is provided on the retracting mechanism bracket 11, and the rotating mechanism assembly 20 is arranged in the concave avoidance area; the front end of the assembly shaft of the rotating mechanism assembly 20 is arranged in the retracting mechanism bracket lubricating sleeve 12, and the retracting mechanism bracket nut 13 is fixed to the inner side of the retracting mechanism bracket 11 by welding.

[0028] The rotating mechanism assembly 20 is fixed to the winding mechanism bracket assembly 10 by bolts, and the rotating mechanism assembly 20 includes a locking rod assembly 21, a winding spring 22, a wire bracket 23, a wire winding wheel 24, and a backstop card 25; the locking rod assembly 21 is composed of an assembly shaft and a locking rod, and the locking rod is arranged on the outer side of the assembly shaft and rotates synchronously with the assembly shaft, and the assembly shaft is provided with a winding spring 22, a wire bracket 23, a wire winding wheel 24, and a backstop card 25 in sequence, one end of the winding spring 22 is fixed to the locking rod, and the other end is fixed to the wire bracket, a lubricating sleeve is provided at the connection between the assembly shaft and the wire bracket 23, the wire bracket 23 is fixed to the winding mechanism bracket assembly 10, and the wire winding wheel 24 rotates coaxially with the assembly shaft;

[0029] The upper telescopic end 31 of the cable assembly 30 is hung on the cable winding wheel 24, the upper fixed end 32 is hung on the cable bracket 23, the lower telescopic end 33 is hung on the lower winding wheel 50, and the lower fixed end 34 is hung on the cable bracket 40;

[0030] The pull-wire lower bracket 40 is welded to the upper connecting plate 2 of the angle adjuster of the large backrest frame 1;

[0031] The lower winding wheel 50 is connected to the angle adjuster lower connecting plate assembly 4 and the small backrest assembly 3 of the large backrest frame 1 through the lower winding wheel step bolt 51, and the small backrest assembly 3 and the lower winding wheel 50 rotate synchronously relative to the lower winding wheel step bolt 51.

[0032] The seat lock rod retracting mechanism of the utility model is as follows: when the small backrest assembly 3 rotates downward around the lower winding wheel step bolt 51, the lower telescopic end 33 of the pull wire assembly 30 is driven to move, and the movement is transmitted to the upper telescopic end 31 by tightening the pull wire assembly 30. The upper telescopic end 31 then drives the pull wire upper winding wheel 24 to rotate, and transmits the rotation to the rotating mechanism assembly 20, that is, the lock rod assembly 21 rotates to an invisible area; in the opposite direction, when the small backrest assembly 3 rotates upward around the lower winding wheel step bolt 51, the pull wire assembly 30 is loosened, and the lock rod assembly 21 is rotated to the use position under the action of the retracting spring 22, so that the small backrest assembly 3 is locked.

[0033] The above description is only a specific implementation case of the utility model, but the technical features of the utility model are not limited thereto. Any changes and modifications made by any technician in the field within the field of the utility model are within the scope of the patent of the utility model.

Claims

1. A seat lock rod retracting mechanism, characterized in that: include: A retracting mechanism bracket assembly, a rotating mechanism assembly, a cable assembly, a cable lower bracket, and a lower cable reel; wherein the retracting mechanism bracket assembly is fixed on the large backrest frame and is arranged close to the small backrest assembly; The rotating mechanism assembly is fixed on the winding mechanism bracket assembly, and the rotating mechanism assembly includes a locking rod assembly, a winding spring, a wire bracket, a wire winding wheel, and a backstop card; the locking rod assembly is composed of an assembly shaft and a locking rod, and the locking rod is arranged on the outside of the assembly shaft and rotates synchronously with the assembly shaft. The assembly shaft is sequentially provided with a winding spring, a wire bracket, a wire winding wheel, and a backstop card, one end of the winding spring is fixed on the locking rod, and the other end is fixed on the wire bracket. A lubricating sleeve is provided at the connection between the assembly shaft and the winding mechanism bracket assembly and the wire bracket, and the wire bracket is fixed on the winding mechanism bracket assembly, and the wire winding wheel rotates coaxially with the assembly shaft; The upper telescopic end of the cable assembly is fixed on the cable winding wheel, the upper fixed end is fixed on the cable bracket, the lower telescopic end is fixed on the lower winding wheel, and the lower fixed end is fixed on the cable bracket; The lower bracket of the pull line is fixed on the upper connecting plate of the angle adjuster of the large backrest frame; The lower winding wheel is connected to the angle adjuster lower connecting plate assembly and the small backrest assembly of the large backrest frame through the lower winding wheel step bolt, and the small backrest assembly and the lower winding wheel rotate synchronously relative to the lower winding wheel step bolt.

2. A seat lock rod retracting mechanism according to claim 1, characterized in that: The retracting mechanism bracket assembly includes a retracting mechanism bracket, a retracting mechanism bracket lubricating sleeve, and a retracting mechanism bracket nut; wherein, the retracting mechanism bracket is provided with a concave avoidance area, and the rotating mechanism assembly is arranged in the concave avoidance area; the front end of the assembly shaft is arranged in the retracting mechanism bracket lubricating sleeve, and the retracting mechanism bracket nut is fixed to the inner side of the retracting mechanism bracket by welding.

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