Novel axial rotation structure for rotation of automobile sun shield

Abstract

The utility model discloses a novel automobile sun visor rotation shaft rotation structure which comprises a rotation shaft and a shaft seat, the shaft seat is rotatably connected with the rotation shaft through a fixing bearing, the top end of the shaft seat is fixedly connected with a shaft cover, three fixing shaft rods are fixedly connected between the shaft seat and the shaft cover, and the shaft cover is fixedly connected with the shaft seat. The middle of the fixed shaft rod is rotationally connected with a damping gear through a damping bearing, and the damping gear is connected with the meshing gear in a meshed mode. The rotation of the rotating shaft is more stable by arranging the damping bearings, the damping gears and the meshing gear, when the rotating shaft is horizontally rotated, the meshing gear is kept horizontal during rotation due to the arrangement of the three damping gears, and the rotating shaft can be suspended at any angle due to the arrangement of the three damping bearings. The stability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile sun visors, in particular to a new type of rotating shaft structure for automobile sun visors. Background Art

[0002] The car sun visor is a board installed above the driver to prevent the glare of the sun. It can be flipped down when in use and flipped up when not in use. It is made of plastic, EPP, PU foam, cardboard, etc. It can be divided into three types: front, side and rear. The car sun visor is set to block the glare that shines into the eyes of the driver or co-pilot passenger during the driving process of the car. The car sun visor includes the sun visor body, support, rotating shaft, etc. The rotating shaft and the support installation assembly form a mechanism connecting the inner roof of the car and the sun visor, so as to realize the vertical and horizontal adjustment of the sun visor.

[0003] In the prior art, a taper is arranged between the rotating shaft and the shaft seat of the automobile sun visor, which causes the sun visor to be very unstable during adjustment and cannot be suspended at any angle.

[0004] Therefore, how to provide a new type of axial rotation structure for rotating the automobile sun visor to solve the problems existing in the prior art is of great significance to its application. Utility Model Content

[0005] In view of this, the purpose of the present application is to provide a new axis rotation structure for a car sun visor to solve the problem that a taper is set between the rotation axis and the axis seat of the car sun visor in the prior art, which makes the sun visor very unstable during adjustment and cannot hover at any angle.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A new type of rotating shaft structure for a car sun visor comprises a rotating shaft and an axle seat, wherein the axle seat is rotatably connected to the rotating shaft via a fixed bearing, a shaft cover is fixedly connected to the top end of the axle seat, three fixed shaft rods are fixedly connected between the axle seat and the shaft cover, a damping gear is rotatably connected to the middle portion of the fixed shaft rod via a damping bearing, and the damping gear is meshingly connected to a meshing gear.

[0008] Preferably, the number of the damping gears is three, and the three damping gears are circumferentially distributed around the meshing gear.

[0009] Preferably, the shaft seat and the shaft cover are parallel to each other, and the shaft seat and the shaft cover are both arranged in a triangle shape.

[0010] Preferably, mounting holes are provided at three top corners of the shaft seat and the shaft cover.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model realizes more stable rotation of the rotating shaft by arranging damping bearings, damping gears and meshing gears. When the rotating shaft is rotated horizontally, the three damping gears are arranged, so that the meshing gears remain horizontal during rotation. At the same time, three damping bearings are arranged, so that the rotating shaft can be suspended at any angle, which is more stable.

[0013] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application so that it can be implemented in accordance with the contents of the specification, and to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the following is a detailed description of the preferred embodiments of the present application in conjunction with the accompanying drawings as follows.

[0014] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other objects, advantages and features of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a top view of the utility model.

[0018] In the figure: 1, rotating shaft; 2, fixed bearing; 3, shaft seat; 4, mounting hole; 5, damping gear; 6, damping bearing; 7, fixed shaft rod; 8, shaft cover; 9, meshing gear. DETAILED DESCRIPTION

[0019] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0020] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0021] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0022] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0023] See also Figure 1-2 The present invention provides a technical solution of a new type of rotating shaft structure for a car sun visor: it includes a rotating shaft 1 and an shaft seat 3, the shaft seat 3 is rotatably connected to the rotating shaft 1 through a fixed bearing 2, the top of the shaft seat 3 is fixedly connected with a shaft cover 8, three fixed shaft rods 7 are fixedly connected between the shaft seat 3 and the shaft cover 8, the middle part of the fixed shaft rod 7 is rotatably connected with a damping gear 5 through a damping bearing, and the damping gear 5 is meshingly connected with a meshing gear 9.

[0024] There are three damping gears 5 , which are circumferentially distributed around the meshing gear 9 , and provide lateral support for the meshing gear 9 .

[0025] The shaft seat 3 and the shaft cover 8 are parallel to each other, and both the shaft seat 3 and the shaft cover 8 are arranged in a triangle shape.

[0026] The three top corners of the axle seat 3 and the axle cover 8 are all provided with mounting holes 4 for mounting the axle seat 3 on the vehicle body.

[0027] During specific use, when the rotating shaft rotates horizontally, the meshing gear 9 rotates. When the meshing gear 9 rotates, the three damping gears 5 rotate at the same time. The damping gears 5 are arranged around the meshing gear 9 to prevent the rotating shaft 1 and the shaft seat 3 from deflecting. The solid rotating shaft 1 can be suspended at any angle through a fixed bearing 2 and three damping bearings 6.

[0028] The above description is only the preferred embodiment of the utility model, which does not limit the protection scope of the utility model. For those skilled in the art, the utility model can be modified and varied in various ways. Any changes, modifications, substitutions, integrations and parameter changes to these embodiments within the spirit and principle of the utility model through conventional substitutions or capable of achieving the same functions without departing from the principles and spirit of the utility model shall fall within the protection scope of the utility model.

Claims

1. A new type of rotating shaft structure for automobile sun visor, characterized in that: The invention comprises a rotary shaft (1) and a shaft seat (3), wherein the shaft seat (3) is rotatably connected to the rotary shaft (1) via a fixed bearing (2), a shaft cover (8) is fixedly connected to the top end of the shaft seat (3), three fixed shaft rods (7) are fixedly connected between the shaft seat (3) and the shaft cover (8), a damping gear (5) is rotatably connected to the middle part of the fixed shaft rod (7) via a damping bearing, and the damping gear (5) is meshingly connected to a meshing gear (9).

2. A new type of rotating shaft structure for a car sun visor as claimed in claim 1, characterized in that: The number of the damping gears (5) is three, and the three damping gears (5) are circumferentially distributed around the meshing gear (9).

3. A new type of rotating shaft structure for a car sun visor as claimed in claim 2, characterized in that: The shaft seat (3) and the shaft cover (8) are parallel to each other, and the shaft seat (3) and the shaft cover (8) are both arranged in a triangle shape.

4. A new type of rotating shaft structure for a car sun visor as claimed in claim 3, characterized in that: The three top corners of the shaft seat (3) and the shaft cover (8) are all provided with mounting holes (4).

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