CN-122014082-A - Glass lifter, vehicle door and vehicle

CN122014082ACN 122014082 ACN122014082 ACN 122014082ACN-122014082-A

Abstract

The embodiment of the application provides a glass lifter, a vehicle door and a vehicle, wherein the glass lifter comprises a guide rail, a sliding block and a pre-pressing piece, the sliding block is provided with a sliding groove in sliding fit with the guide rail, the sliding groove is provided with a first matching surface and a second matching surface which are opposite, the pre-pressing piece is arranged on the sliding block and is positioned outside the sliding groove, and in the sliding process of the sliding block along the guide rail, the pre-pressing piece is in sliding elastic abutting joint with the guide rail, so that at least one of the first matching surface and the second matching surface is kept in sliding abutting joint with the guide rail. The glass lifter provided by the embodiment of the application can effectively relieve the problem of abnormal sound caused by shaking of the door glass assembly.

Inventors

YANG JIANHUI
LIU XIANFENG
TIAN JIAYONG
CHEN JIAHUI

Assignees

重庆长安汽车股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260320

Claims (13)

1. A glass lifter, comprising: a guide rail; A slider having a chute slidably engaged with the rail, the chute having opposed first and second mating surfaces; The pre-pressing piece is arranged on the sliding block and is positioned outside the sliding groove, and in the sliding process of the sliding block along the guide rail, the pre-pressing piece is elastically abutted against the guide rail in a sliding manner, so that at least one of the first matching surface and the second matching surface is in sliding abutting contact with the guide rail.
2. The glass lifter according to claim 1, wherein a portion of the pre-press is bent in a direction approaching the guide rail to form an abutting portion that slidably elastically abuts the guide rail.
3. The glass lifter according to claim 1 or 2, wherein the guide rail has a flange slidably fitted to the slide groove, the first fitting surface and the second fitting surface being located on opposite sides of the flange, respectively, and the pre-press member is held in sliding abutment with the flange by slidably elastically abutting the guide rail on a side on which one of the first fitting surface and the second fitting surface is located, so that the other of the first fitting surface and the second fitting surface is held in sliding abutment with the flange.
4. The glass lifter according to claim 3, wherein the slider includes a slider body and a rail pre-tension member provided to the slider body, the rail pre-tension member having the slide groove, the pre-tension member being provided to at least one of the rail pre-tension member and the slider body.
5. The glass lifter according to claim 4, wherein the number of the rail pretensioners is plural, the plural rail pretensioners are arranged at intervals in the sliding direction of the slider, and the pretensioners are provided between adjacent two of the rail pretensioners; The pre-pressing piece is arranged on one of the two adjacent guide rail pre-tightening pieces and is abutted with the other of the two adjacent guide rail pre-tightening pieces; or, two adjacent guide rail pre-tightening pieces are connected into a whole through the pre-tightening pieces.
6. A glass lifter according to claim 3, comprising an elastic buffer provided to the rail pretensioner, the elastic buffer abutting the slider body.
7. The glass lifter of claim 6, wherein the slider body has a mounting slot, the rail pretensioner includes a first section having the first mating surface, a second section having the second mating surface, and a connecting section between the first section and the second section, the first section, the second section, and the connecting section enclose the chute, and an end of the first section facing away from the connecting section, and an end of the second section facing away from the connecting section are spaced apart to form an opening in communication with the chute; The elastic buffer piece is arranged on one side of the first section, which is away from the second section; And/or the elastic buffer piece is arranged on one side of the second section, which is away from the first section.
8. The glass lifter of claim 6, wherein the rail pretensioner has a mounting post, and the elastic buffer is sleeved on the mounting post.
9. The glass lifter according to claim 1 or 2, wherein the slide groove is provided on a side of the slide block in a first direction, and a side of the slide block facing away from the slide groove in the first direction is used for mounting a door glass assembly; The sliding block comprises a sliding block main body with a glass mounting hole and a plurality of limiting blocks, wherein the glass mounting hole penetrates through two opposite sides of the sliding block main body along the first direction, the limiting blocks are arranged on one side of the sliding block main body, which is away from the sliding groove along the first direction, and are arranged on the outer peripheral side of the glass mounting hole at intervals, and the surfaces of the limiting blocks, which are away from one side of the sliding block main body, form a glass matching surface together; and/or the sliding block comprises a limiting bracket, wherein the limiting bracket is arranged on one side of the sliding block main body, which is away from the sliding groove along the first direction, so as to be used for stopping the vehicle door glass assembly along the first direction; And/or the glass lifter comprises a glass supporting piece arranged on the guide rail, wherein the glass supporting piece protrudes out of one side, close to the vehicle door glass assembly, of the guide rail and is used for being abutted with the vehicle door glass assembly.
10. The glass lifter of claim 9, wherein the glass support is adjustably positioned to the rail, the glass support being movable relative to the rail to adjust the protruding length of the glass support.
11. The glass lifter according to claim 10, wherein the glass support has an adjustment groove extending spirally along an outer peripheral side of the glass support, the guide rail has a support mounting hole and a limit flange provided at the support mounting hole and protruding from an inner side wall of the support mounting hole, the glass support rotatably penetrates the support mounting hole, and the limit flange is caught in the adjustment groove.
12. A vehicle door, comprising: a door glass assembly; the glass lifter according to any of claims 1 to 11, wherein the door glass assembly is mounted to the slider, and the slider moves the door glass assembly up and down by sliding along the guide rail.
13. A vehicle comprising the door of claim 12.

Description

Glass lifter, vehicle door and vehicle Technical Field The application relates to the technical field of vehicles, in particular to a glass lifter, a vehicle door and a vehicle. Background The glass lifter is a core accessory of a vehicle door and is used for realizing lifting control of a vehicle door glass assembly, and generally comprises a guide rail and a sliding block connected with the vehicle door glass assembly, wherein the sliding block can drive the vehicle door glass assembly to lift along the guide rail. However, in the related art, mechanical impact of the vehicle door in the opening and closing process easily causes shaking of the vehicle door glass assembly, so that the problem of abnormal sound occurs. Disclosure of Invention In view of the foregoing, it is desirable to provide a glass lifter, a vehicle door, and a vehicle that can effectively alleviate the problem of abnormal sound caused by rattling of a door glass assembly. To achieve the above object, an embodiment of the present application provides a glass lifter including: a guide rail; A slider having a chute slidably engaged with the rail, the chute having opposed first and second mating surfaces; The pre-pressing piece is arranged on the sliding block and is positioned outside the sliding groove, and in the sliding process of the sliding block along the guide rail, the pre-pressing piece is elastically abutted against the guide rail in a sliding manner, so that at least one of the first matching surface and the second matching surface is in sliding abutting contact with the guide rail. In one embodiment, a portion of the preform is bent in a direction approaching the guide rail to form an abutting portion slidably and elastically abutting against the guide rail. In one embodiment, the guide rail is provided with a turned edge which is in sliding fit with the sliding groove, the first matching surface and the second matching surface are respectively positioned on two opposite sides of the turned edge, and the pre-pressing piece is in sliding elastic abutting joint with the guide rail through one side where one of the first matching surface and the second matching surface is positioned, so that the other one of the first matching surface and the second matching surface is kept in sliding abutting joint with the turned edge. In one embodiment, the slider comprises a slider body and a rail pre-tension member arranged on the slider body, wherein the rail pre-tension member is provided with the sliding groove, and the pre-tension member is arranged on at least one of the rail pre-tension member and the slider body. In one embodiment, the number of the guide rail pre-tightening pieces is multiple, the guide rail pre-tightening pieces are arranged at intervals along the sliding direction of the sliding block, and the pre-tightening pieces are arranged between two adjacent guide rail pre-tightening pieces; The pre-pressing piece is arranged on one of the two adjacent guide rail pre-tightening pieces and is abutted with the other of the two adjacent guide rail pre-tightening pieces; or, two adjacent guide rail pre-tightening pieces are connected into a whole through the pre-tightening pieces. In one embodiment, the glass lifter includes an elastic buffer provided to the rail pretensioner, and the elastic buffer abuts against the slider body. In one embodiment, the slider body is provided with a mounting groove, the guide rail pre-tightening piece comprises a first section with the first matching surface, a second section with the second matching surface and a connecting section positioned between the first section and the second section, the first section, the second section and the connecting section enclose the sliding groove, one end of the first section, which is away from the connecting section, and one end of the second section, which is away from the connecting section, are arranged at intervals to form an opening communicated with the sliding groove; The elastic buffer piece is arranged on one side of the first section, which is away from the second section; And/or the elastic buffer piece is arranged on one side of the second section, which is away from the first section. In one embodiment, the rail pretensioner has a mounting post, and the elastic buffer is sleeved on the mounting post. In one embodiment, the sliding groove is arranged at one side of the sliding block along the first direction, and one side of the sliding block, which is away from the sliding groove along the first direction, is used for installing a vehicle door glass assembly; The sliding block comprises a sliding block main body with a glass mounting hole and a plurality of limiting blocks, wherein the glass mounting hole penetrates through two opposite sides of the sliding block main body along the first direction, the limiting blocks are arranged on one side of the sliding block main body, which is away from the sliding groove along the first direction, and a