Dustproof structure of automobile starter

Abstract

The utility model relates to the technical field of dustproof mechanisms, in particular to an automobile starter dustproof structure which comprises an automobile starter shell, a plug-in assembly, a fixing assembly and a limiting assembly, a dustproof cover is arranged on one side of the automobile starter shell, a plurality of installation fixing grooves are formed in the dustproof cover, and a plurality of plug-in restraining grooves are formed in one side of the automobile starter shell. Each installation fixing groove is aligned with the corresponding insertion restraining groove, the insertion assemblies are arranged on the inner sides of the insertion restraining grooves, each insertion assembly comprises an elastic sealing ring, a fixing restraining block, an insertion sleeve and a screwing rotating restraining block, the insertion assemblies are disassembled, then a new dust cover is replaced for installation, the insertion sleeves are inserted into the inner sides of the insertion restraining grooves firstly, and then the insertion assemblies are screwed into the insertion restraining grooves. And then, the rotating constraint block is reversely screwed, so that the limiting constraint block extrudes the ball, the ball is fixed to the inner side of the guide limiting groove and cannot be separated, the dust cover can be conveniently and rapidly replaced, and therefore the overall working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dustproof mechanisms, in particular to a dustproof structure for an automobile starter. Background Art

[0002] The car starter is an indispensable component in the car starting system. It is usually composed of DC motor, transmission mechanism and electromagnetic switch. With the development of technology, modern car starters may also include intelligent control units to optimize the starting process and improve energy efficiency. The dustproof structure of the car starter is an important part to ensure the normal operation of the starter. It can effectively prevent dust and other impurities from entering the starter, thereby avoiding damage to the internal parts of the starter.

[0003] The existing dust cover structure is connected to the automobile starter by welding or other methods, which can prevent dust and other impurities from entering and improve the stability of the overall rotation;

[0004] After using the car starter for a long time, the connection between the dust cover and the body will be worn due to rotation, so the dust cover needs to be replaced regularly. Utility Model Content

[0005] The utility model aims to provide a dustproof structure for an automobile starter to solve the problems raised in the above-mentioned background technology.

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

[0007] A dustproof structure for a starter motor of an automobile, the dustproof structure for a starter motor of an automobile comprising:

[0008] An automobile starter housing, wherein a dust cover is provided on one side of the automobile starter housing, a plurality of mounting and fixing grooves are provided on the dust cover, and a plurality of plug-in constraint grooves are provided on one side of the automobile starter housing, and each mounting and fixing groove is aligned with the plug-in constraint groove;

[0009] A plug-in assembly, which is arranged inside the plug-in constraint groove, and includes an elastic sealing ring, a fixed constraint block, and a plug-in sleeve;

[0010] A fixing assembly, which is arranged inside the plug-in sleeve and includes a ball, a limit constraint block, a guide constraint column, and a fastening spring;

[0011] The limiting assembly is arranged on one side of the guide constraint column, and the limiting assembly includes a rotation constraint block, a plug-in screw rod, and a plug-in constraint column.

[0012] Preferably, an elastic sealing ring is provided on the inner side of each installation fixing groove, a fixed constraint block is provided on one side of each elastic sealing ring, a plug-in sleeve is provided on one side of each fixed constraint block, and one end of each plug-in sleeve is plugged into the inner side of the corresponding plug-in constraint groove.

[0013] Preferably, a plurality of guide limit grooves are provided on the inner side of the automobile starter housing, and every two guide limit grooves are connected with the corresponding plug-in constraint grooves, and two ball movable grooves are provided on the inner side of each plug-in sleeve.

[0014] Preferably, a ball is provided on the inner side of each of the ball movable grooves, one end of each ball is plugged into the inner side of the guide limit groove, and a movable restraining groove is provided on the inner side of each plug-in sleeve.

[0015] Preferably, a limit constraint block is provided on the inner side of each movable constraint groove, one end of each limit constraint block abuts against the ball, one side of each limit constraint block is provided with a guide constraint column, and one side of each limit constraint block is provided with a tightening spring.

[0016] Preferably, each of the fastening springs is sleeved on the guide constraint column, an internal thread is provided on the inner side of each plug-in sleeve, a rotation constraint block is provided on one side of each fixed constraint block, and a plug-in screw is provided on one side of each rotation constraint block.

[0017] Preferably, each of the plug-in screws is arranged inside the internal thread, each of the plug-in screws is connected to the internal thread through a thread, and a plug-in constraint column is provided on one side of each of the plug-in screws, and one end of each of the plug-in constraint columns is plugged into the inner side of the guide constraint column.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] Twist the rotating constraint block to disassemble the plug-in assembly, and then replace the new dust cover for installation. First, insert the plug-in sleeve into the inner side of the plug-in constraint groove, and then twist the rotating constraint block in the opposite direction to make the limit constraint block squeeze the ball so that it is fixed on the inner side of the guide limit groove and cannot be detached. The device can replace the dust cover conveniently and quickly, thereby improving the overall work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the plug-in assembly of the utility model;

[0022] Figure 3 This is a schematic diagram of the cross-sectional structure of the automobile starter housing of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the fixed component of the utility model;

[0024] Figure 5 It is a partial structural schematic diagram of the utility model;

[0025] Figure 6 This is a schematic diagram of the structure of the limit constraint block of the utility model.

[0026] In the figure: automobile starter housing 1, dust cover 2, installation fixing groove 3, plug-in constraint groove 4, guide limit groove 5, elastic sealing ring 6, fixed constraint block 7, plug-in sleeve 8, ball movable groove 9, ball 10, movable constraint groove 11, internal thread 12, rotation constraint block 13, plug-in screw 14, plug-in constraint column 15, limit constraint block 16, guide constraint column 17, fastening spring 18. DETAILED DESCRIPTION

[0027] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Example 1: Please refer to Figure 1-Figure 6 , the utility model provides three technical solutions:

[0029] A dust-proof structure for an automobile starter comprises:

[0030] A dust cover 2 is provided on one side of the automobile starter housing 1, and a plurality of mounting and fixing grooves 3 are provided on the dust cover 2. A plurality of plug-in constraint grooves 4 are provided on one side of the automobile starter housing 1, and each mounting and fixing groove 3 is aligned with the plug-in constraint groove 4. The plug-in assembly is arranged on the inner side of the plug-in constraint groove 4. The plug-in assembly includes an elastic sealing ring 6, a fixed constraint block 7, and a plug-in sleeve 8. An elastic sealing ring 6 is provided on the inner side of each mounting and fixing groove 3, and a fixed constraint block 7 is provided on one side of each elastic sealing ring 6. A plug-in sleeve 8 is provided on one side of each fixed constraint block 7, and one end of each plug-in sleeve 8 is plugged into the inner side of the corresponding plug-in constraint groove 4;

[0031] A plurality of guide limit grooves 5 are provided on the inner side of the automobile starter housing 1 , and every two guide limit grooves 5 are connected with the corresponding plug-in constraint grooves 4 . Two ball movable grooves 9 are provided on the inner side of each plug-in sleeve 8 , and the ball 10 can move inside the ball movable groove 9 .

[0032] Embodiment 2: Based on the embodiment 1, the fixing assembly is arranged inside the plug sleeve 8, and the fixing assembly includes a ball 10, a limit constraint block 16, a guide constraint column 17, and a fastening spring 18. A ball 10 is arranged inside each ball movable groove 9, and one end of each ball 10 is inserted into the inner side of the guide limit groove 5, and a movable constraint groove 11 is provided inside each plug sleeve 8;

[0033] A limit constraint block 16 is provided on the inner side of each movable constraint groove 11, one end of each limit constraint block 16 is in contact with the ball 10, one side of each limit constraint block 16 is provided with a guide constraint column 17, and one side of each limit constraint block 16 is provided with a tightening spring 18. The tightening spring 18 can impose constraints on the plug-in screw 14 and the limit constraint block 16, making it difficult to move when there is no external force, thereby improving the overall stability.

[0034] Embodiment 3: On the basis of embodiment 2, the limit assembly is arranged on one side of the guide constraint column 17, the limit assembly includes a rotation constraint block 13, a plug-in screw 14, and a plug-in constraint column 15, each fastening spring 18 is sleeved on the guide constraint column 17, each plug-in sleeve 8 has an internal thread 12 on the inner side, each fixed constraint block 7 is provided with a rotation constraint block 13 on one side, each rotation constraint block 13 is provided with a plug-in screw 14 on one side, each plug-in screw 14 is arranged on the inner side of the internal thread 12, and each plug-in screw 1 4 is connected with the internal thread 12 by thread, and a plug-in constraint column 15 is provided on one side of each plug-in screw 14, and one end of each plug-in constraint column 15 is plugged into the inner side of the guide constraint column 17. When in use, the rotation constraint block 13 is twisted to disassemble the plug-in assembly, and then a new dust cover 2 is replaced for installation. First, the plug-in sleeve 8 is inserted into the inner side of the plug-in constraint groove 4, and then the rotation constraint block 13 is twisted in the reverse direction to make the limit constraint block 16 squeeze the ball 10, so that it is fixed to the inner side of the guide limit groove 5 and cannot be separated.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dust-proof structure for an automobile starter, characterized in that: The automobile starter dustproof structure comprises: An automobile starter housing (1), wherein a dust cover (2) is provided on one side of the automobile starter housing (1), a plurality of mounting and fixing grooves (3) are provided on the dust cover (2), and a plurality of plug-in constraint grooves (4) are provided on one side of the automobile starter housing (1), and each mounting and fixing groove (3) is aligned with the plug-in constraint groove (4); A plug-in assembly, the plug-in assembly being arranged inside the plug-in constraint groove (4), the plug-in assembly comprising an elastic sealing ring (6), a fixed constraint block (7), and a plug-in sleeve (8); A fixing assembly, the fixing assembly being arranged inside the plug-in sleeve (8), the fixing assembly comprising a ball (10), a limit constraint block (16), a guide constraint column (17), and a tightening spring (18); A limit assembly is provided on one side of a guide constraint column (17), and the limit assembly comprises a rotation constraint block (13), an inserting screw rod (14), and an inserting constraint column (15).

2. The dust-proof structure for an automobile starter according to claim 1, characterized in that: An elastic sealing ring (6) is provided on the inner side of each of the mounting fixing grooves (3), a fixed constraint block (7) is provided on one side of each of the elastic sealing rings (6), a plug-in sleeve (8) is provided on one side of each of the fixed constraint blocks (7), and one end of each of the plug-in sleeves (8) is plugged into the inner side of the corresponding plug-in constraint groove (4).

3. The dust-proof structure for an automobile starter according to claim 2, characterized in that: The inner side of the automobile starter housing (1) is provided with a plurality of guide limit grooves (5), each two guide limit grooves (5) are connected to the corresponding plug-in constraint grooves (4), and each plug-in sleeve (8) is provided with two ball movable grooves (9) on the inner side.

4. The dust-proof structure for an automobile starter according to claim 3, characterized in that: A ball (10) is arranged inside each of the ball movable grooves (9), one end of each ball (10) is plugged into the inside of the guide limit groove (5), and a movable restraining groove (11) is arranged inside each plug-in sleeve (8).

5. The dust-proof structure for an automobile starter according to claim 4, characterized in that: A limit constraint block (16) is provided on the inner side of each movable constraint groove (11), one end of each limit constraint block (16) is in contact with the ball (10), one side of each limit constraint block (16) is provided with a guide constraint column (17), and one side of each limit constraint block (16) is provided with a tightening spring (18).

6. The dust-proof structure for an automobile starter according to claim 5, characterized in that: Each of the tightening springs (18) is sleeved on the guide constraint column (17), an internal thread (12) is provided on the inner side of each plug-in sleeve (8), a rotation constraint block (13) is provided on one side of each fixed constraint block (7), and a plug-in screw (14) is provided on one side of each rotation constraint block (13).

7. The dust-proof structure for an automobile starter according to claim 6, characterized in that: Each of the plug-in screws (14) is arranged on the inner side of the internal thread (12), each of the plug-in screws (14) is connected to the internal thread (12) via a thread, and a plug-in constraint column (15) is provided on one side of each of the plug-in screws (14), and one end of each of the plug-in constraint columns (15) is plugged into the inner side of the guide constraint column (17).

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