Motor bearing for automobile electric seat

Abstract

The utility model relates to the technical field of automobile electric seats, in particular to a motor bearing for an automobile electric seat, which comprises a bearing main body, a central hole is arranged in the bearing main body, a reinforcing structure is arranged in the central hole, and the reinforcing structure is used for increasing the structural strength of the inner wall of the central hole; the upper end and the lower end of the bearing body are each provided with a rotating structure, the rotating structures reduce friction force of the upper end and the lower end of the bearing body during rotation, the upper end and the lower end of the center hole are each provided with a chamfering part, and the chamfering parts facilitate sleeving work of the bearing body during installation. Friction force of the upper end and the lower end of the bearing body during rotation is reduced through the rotating structure, and therefore the problem that a motor bearing in the prior art is damaged due to the fact that side friction force is large is solved. Meanwhile, the strength of the inner wall of the center hole is improved through the reinforcing structure, so that the service life of the motor bearing is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile electric seats, in particular to a motor bearing for automobile electric seats. Background Art

[0002] As the automotive industry develops at a rapid pace, consumers have higher and higher requirements for automotive comfort. Take the electric seats of cars as an example. The electric control adjustment of the seats makes it easier for drivers and passengers to accurately and quickly adjust the seats to the most comfortable angle, eliminating the inconvenience caused by manual pulling. The electric seats of cars require motor bearings when driving.

[0003] After installation, both ends of the existing motor bearing will touch the installation surface, which will increase the friction when the motor bearing moves, thereby increasing the loss phenomenon; and the strength of the inner wall of the existing motor bearing is poor, thereby shortening the service life of the motor bearing. Utility Model Content

[0004] The utility model aims to provide a motor bearing for an automobile electric seat, so as to solve the problems of large friction force and poor inner wall strength of the existing motor bearing during movement mentioned in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a motor bearing for an automobile electric seat, comprising a bearing body, a center hole being arranged inside the bearing body, and a reinforcing structure being arranged inside the center hole, the reinforcing structure being used to increase the structural strength of the inner wall of the center hole; a rotating structure being arranged at both upper and lower ends of the bearing body, the rotating structure reducing the friction force of the upper and lower ends of the bearing body during rotation, and a chamfering portion being arranged at both upper and lower ends of the center hole, the chamfering portion facilitating the insertion of the bearing body during installation.

[0006] Preferably, the rotating structure is composed of a rotating groove, a ball and a rotating sheet, and the rotating groove is provided with two groups, and the two groups of rotating grooves are respectively opened at the upper and lower ends of the bearing body.

[0007] Preferably, a ball that can rotate circumferentially is rotatably connected inside the rotating groove.

[0008] Preferably, a rotating piece is provided inside the rotating groove, and the bottom end of the rotating piece is rotatably connected to the ball, and the plane where the top or bottom end of the rotating piece is located is higher or lower than the plane where the top or bottom end of the bearing body is located.

[0009] Preferably, the reinforcement structure includes reinforcement grooves and reinforcement sheets, and the reinforcement grooves are provided in six groups, and the six groups of reinforcement grooves are opened on the inner wall of the center hole.

[0010] Preferably, a reinforcing sheet is embedded inside the reinforcing groove, and the arc surface on the outer side of the reinforcing sheet and the arc surface of the center hole are located in the same plane.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the motor bearing for the automobile electric seat reduces the friction between the upper and lower ends of the bearing body during rotation through a rotating structure; when the rotating structure is implemented, the rotating plate is rotated by the ball inside the rotating groove, thereby solving the damage phenomenon of the motor bearing in the prior art caused by the large side friction; at the same time, the strength of the inner wall of the center hole is increased by the reinforcing structure; when the reinforcing structure is implemented, the reinforcing plate inside the reinforcing groove is strengthened to increase the strength of the inner wall of the center hole, thereby extending the service life of the motor bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0014] Figure 3 It is a cross-sectional structural schematic diagram of the utility model.

[0015] In the figure: 1. bearing body; 2. center hole; 21. chamfered portion; 3. rotating structure; 31. rotating groove; 32. ball; 33. rotating sheet; 4. reinforcement structure; 41. reinforcement groove; 42. reinforcement sheet. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" 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 or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0017] The utility model provides a structure of a motor bearing for an automobile electric seat. Figure 1 as well as Figure 2As shown, it includes a bearing body 1, a center hole 2 is arranged inside the bearing body 1, and chamfered portions 21 are arranged at the upper and lower ends of the center hole 2. The chamfered portions 21 facilitate the insertion of the bearing body 1 during installation. A reinforcement structure 4 is arranged inside the center hole 2. The reinforcement structure 4 is used to increase the structural strength of the inner wall of the center hole 2. The reinforcement structure 4 includes reinforcement grooves 41 and reinforcement sheets 42. Six groups of reinforcement grooves 41 are arranged. The six groups of reinforcement grooves 41 are opened on the inner wall of the center hole 2. Reinforcement sheets 42 are inlaid inside the reinforcement grooves 41, and the arc surface on the outer side of the reinforcement sheet 42 is located in the same plane as the arc surface of the center hole 2.

[0018] During implementation, the strength of the inner wall of the center hole 2 is increased by the reinforcing structure 4. During implementation, the reinforcing sheet 42 inside the reinforcing groove 41 is used to enhance the strength of the inner wall of the center hole 2, thereby extending the service life of the motor bearing.

[0019] Furthermore, if Figure 2 as well as Figure 3 As shown, a rotating structure 3 is provided at both the upper and lower ends of the bearing body 1, and the rotating structure 3 reduces the friction force of the upper and lower ends of the bearing body 1 during rotation. The rotating structure 3 is composed of a rotating groove 31, a ball 32 and a rotating sheet 33. There are two groups of rotating grooves 31, and the two groups of rotating grooves 31 are respectively opened at the upper and lower ends of the bearing body 1. The interior of the rotating groove 31 is rotatably connected with a ball 32 that can rotate circumferentially. A rotating sheet 33 is provided inside the rotating groove 31, and the bottom end of the rotating sheet 33 is rotatably connected to the ball 32, and the plane where the top or bottom end of the rotating sheet 33 is located is higher or lower than the plane where the top or bottom end of the bearing body 1 is located.

[0020] During implementation, the rotating piece 33 is rotated by the ball bearing 32 in the rotating groove 31, thereby solving the problem of damage to the motor bearing in the prior art due to the large side friction.

[0021] Working principle: When in use, the friction between the upper and lower ends of the bearing body 1 during rotation is reduced by the rotating structure 3. When the rotating structure 3 is implemented, the rotating plate 33 is rotated by the ball 32 inside the rotating groove 31, thereby solving the damage phenomenon of the motor bearing in the prior art caused by the large side friction.

[0022] When the motor bearing is in use, the strength of the inner wall of the center hole 2 is increased by the reinforcing structure 4. When the reinforcing structure 4 is implemented, the reinforcing sheet 42 inside the reinforcing groove 41 is used to increase the strength of the inner wall of the center hole 2, thereby extending the service life of the motor bearing and finally completing the use of the motor bearing.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A motor bearing for an automobile electric seat, comprising a bearing body (1), characterized in that: The bearing body (1) is provided with a center hole (2) inside, and a reinforcement structure (4) is provided inside the center hole (2), and the reinforcement structure (4) is used to increase the structural strength of the inner wall of the center hole (2); the upper and lower ends of the bearing body (1) are provided with rotation structures (3), and the rotation structure (3) reduces the friction force of the upper and lower ends of the bearing body (1) when rotating; the upper and lower ends of the center hole (2) are provided with chamfered portions (21), and the chamfered portions (21) facilitate the insertion of the bearing body (1) during installation.

2. The motor bearing for an automobile electric seat according to claim 1, characterized in that: The rotating structure (3) is composed of a rotating groove (31), a ball (32) and a rotating sheet (33). The rotating groove (31) is provided with two groups, and the two groups of rotating grooves (31) are respectively opened at the upper and lower ends of the bearing body (1).

3. The motor bearing for an automobile electric seat according to claim 2, characterized in that: A ball (32) is rotatably connected inside the rotation groove (31) and is rotatable in a circumferential direction.

4. The motor bearing for an automobile electric seat according to claim 3, characterized in that: A rotating piece (33) is arranged inside the rotating groove (31), and the bottom end of the rotating piece (33) is rotatably connected to the ball (32), and the plane where the top end or the bottom end of the rotating piece (33) is located is higher or lower than the plane where the top end or the bottom end of the bearing body (1) is located.

5. The motor bearing for an automobile electric seat according to claim 1, characterized in that: The reinforcement structure (4) comprises reinforcement grooves (41) and reinforcement sheets (42). Six groups of reinforcement grooves (41) are provided. The six groups of reinforcement grooves (41) are opened on the inner wall of the central hole (2).

6. The motor bearing for an automobile electric seat according to claim 5, characterized in that: A reinforcing sheet (42) is embedded inside the reinforcing groove (41), and the arc surface on the outside of the reinforcing sheet (42) and the arc surface of the center hole (2) are located in the same plane.

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