Dustproof rear cover for motor

Abstract

The utility model discloses a dustproof rear cover for a motor, which belongs to the technical field of motors and comprises a motor body, a motor rear cover is arranged at one end of the motor body, a sealing ring is arranged on the outer side of one end, close to the motor body, of the motor rear cover, and a dustproof block is arranged in the motor rear cover. An annular magnet is arranged on the outer side of the dustproof block, an L-shaped fixing column is fixed to one side of the motor body, and a moving mechanism used for moving the motor rear cover is arranged in the L-shaped fixing column. One side of the L-shaped fixing column is further provided with a rotating assembly used for rotating the motor rear cover. Through the arrangement of the moving mechanism and the rotating assembly, the motor rear cover can be separated from the interior of the motor main body and can be rotated, so that the dustproof block can be easily and quickly detached from the motor rear cover for cleaning, and the difficulty of cleaning the dustproof block is effectively reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of motors, and in particular relates to a dustproof rear cover for a motor. Background Art

[0002] Motors are widely used in various devices and systems, but during use, the inside of the motor is often affected by pollutants such as dust and particles, thereby affecting the normal operation of the motor. In order to prevent these pollutants from entering the inside of the motor, a dustproof back cover is usually used in the prior art.

[0003] Traditional dustproof back covers are usually fixed. When the surface of the dustproof block is clogged, the back cover needs to be disassembled and cleaned. Such a design has the problems of cumbersome operation and inconvenient cleaning. Utility Model Content

[0004] The utility model aims to provide a dustproof rear cover for a motor, so as to solve the problems of the prior art in the use process proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dustproof rear cover for a motor, comprising a motor body, a motor rear cover is arranged at one end of the motor body, a sealing ring is arranged on the outer side of the motor rear cover close to one end of the motor body, a dustproof block is arranged inside the motor rear cover, an annular magnet is arranged on the outer side of the dustproof block, an L-shaped fixing column is fixed on one side of the motor body, and a moving mechanism for moving the motor rear cover is arranged inside the L-shaped fixing column;

[0006] A rotating assembly for rotating the rear cover of the motor is also provided on one side of the L-shaped fixing column.

[0007] Preferably, the moving mechanism includes a circular rotating column, the internal rotational connection of the L-shaped fixed column is connected to the circular rotating column, one end of the circular rotating column is fixed with a vertical threaded rod, the outer side of the vertical threaded rod is threadedly connected to a second vertical sliding column, one end of the second vertical sliding column is rotationally connected to a vertical connecting column via a pin shaft, one end of the vertical connecting column is fixed with an L-shaped connecting column, the L-shaped connecting column is close to one side of the motor rear cover and is fixedly connected to the motor rear cover, and the second vertical sliding column is located inside the L-shaped fixed column and is slidably connected to the L-shaped fixed column.

[0008] Preferably, a circular rotating part is fixed to one end of the circular rotating column away from the L-shaped fixed column, a hexagonal groove is provided inside the circular rotating part, and anti-slip grooves are provided on the outside of the circular rotating part. Through the setting of the hexagonal groove, the hexagonal workpiece can be used to enable the circular rotating part to rotate.

[0009] Preferably, a vertical sliding groove is provided inside the L-shaped fixing column, and the second vertical sliding column and the L-shaped fixing column as well as the vertical connecting column and the L-shaped fixing column are slidingly connected through the vertical sliding groove.

[0010] Preferably, the rotating assembly includes a rectangular sliding box, a rectangular sliding block is slidably connected inside the rectangular sliding box, a first vertical sliding column is fixed to one end of the rectangular sliding block, one end of the first vertical sliding column is rotatably connected to an oblique rotating column, one end of the oblique rotating column is rotatably connected to an L-shaped connecting column via a pin shaft, and a rigid spring is provided at one end of the rectangular sliding block away from the rectangular sliding box and located inside the rectangular sliding box.

[0011] Preferably, a rectangular slide groove is provided inside the rectangular slide box, and the rectangular slide block is slidably connected to the rectangular slide box via the rectangular slide groove.

[0012] Preferably, a rectangular through hole is opened inside the rectangular sliding box, and the first vertical sliding column is slidably connected between the rectangular sliding boxes through the rectangular through hole.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] This solution enables the motor rear cover to be detached from the interior of the motor body and to be rotated through the setting of a moving mechanism and a rotating assembly, so that the dust block can be easily and quickly removed from the motor rear cover for cleaning, effectively reducing the difficulty of cleaning the dust block. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a structural cross-sectional view of the interior of the motor body of the utility model;

[0017] Figure 3 This is a structural cross-sectional view of the interior of the rear cover of the motor of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the second vertical sliding column and the vertical connecting column of the utility model;

[0019] Figure 5 It is a structural schematic diagram of a circular rotating member and a circular rotating column of the utility model;

[0020] Figure 6 It is a structural cross-sectional view of the interior of the rectangular sliding box of the utility model.

[0021] In the figure: 1. Motor body; 2. Motor back cover; 3. L-shaped fixed column; 4. Rectangular sliding box; 5. First vertical sliding column; 6. Oblique rotating column; 7. L-shaped connecting column; 8. Sealing ring; 9. Dust block; 10. Ring magnet; 11. Second vertical sliding column; 12. Vertical connecting column; 13. Circular rotating part; 14. Circular rotating column; 15. Vertical threaded rod; 16. Rectangular sliding block; 17. Rigid spring. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0023] Reference Figure 1-6 A dustproof back cover for a motor comprises a motor body 1, a motor back cover 2 is arranged at one end of the motor body 1, a sealing ring 8 is arranged on the outer side of the motor back cover 2 close to one end of the motor body 1, a dustproof block 9 is arranged inside the motor back cover 2, a ring magnet 10 is arranged on the outer side of the dustproof block 9, an L-shaped fixing column 3 is fixed on one side of the motor body 1, and a moving mechanism for moving the motor back cover 2 is arranged inside the L-shaped fixing column 3;

[0024] A rotating assembly for rotating the motor rear cover 2 is also provided on one side of the L-shaped fixing column 3:

[0025] The moving mechanism includes a circular rotating column 14, the circular rotating column 14 is rotatably connected inside the L-shaped fixed column 3, a vertical threaded rod 15 is fixed to one end of the circular rotating column 14, the outer side of the vertical threaded rod 15 is threadedly connected to the second vertical sliding column 11, one end of the second vertical sliding column 11 is rotatably connected to the vertical connecting column 12 through a pin shaft, one end of the vertical connecting column 12 is fixed to an L-shaped connecting column 7, the L-shaped connecting column 7 is close to one side of the motor rear cover 2 and is fixedly connected to the motor rear cover 2, the second vertical sliding column 11 is located inside the L-shaped fixed column 3 and is slidably connected to the L-shaped fixed column 3, the vertical threaded rod 15 can be rotated by the rotation of the circular rotating column 14, the rotation of the vertical threaded rod 15 allows the second vertical sliding column 11 to slide inside the L-shaped fixed column 3, the sliding of the second vertical sliding column 11 allows the L-shaped connecting column 7 to move through the vertical connecting column 12, and the movement of the L-shaped connecting column 7 allows the motor rear cover 2 to be separated from the inside of the motor body 1;

[0026] A circular rotating member 13 is fixed to one end of the circular rotating column 14 away from the L-shaped fixed column 3. A hexagonal groove is provided inside the circular rotating member 13. Anti-skid patterns are provided on the outside of the circular rotating member 13. Through the provision of the hexagonal groove, the circular rotating member 13 can be rotated by using a hexagonal workpiece. Through the provision of the anti-skid patterns, the circular rotating member 13 can be rotated manually to facilitate the rotation of the circular rotating member 13.

[0027] A vertical slide groove is provided inside the L-shaped fixed column 3, and the second vertical sliding column 11 and the L-shaped fixed column 3 as well as the vertical connecting column 12 and the L-shaped fixed column 3 are slidably connected by the vertical slide groove, so that the second vertical sliding column 11 and the vertical connecting column 12 can slide inside the L-shaped fixed column 3;

[0028] The rotating assembly includes a rectangular sliding box 4, the interior of the rectangular sliding box 4 is slidably connected with a rectangular sliding block 16, one end of the rectangular sliding block 16 is fixed with a first vertical sliding column 5, one end of the first vertical sliding column 5 is rotatably connected with an oblique rotating column 6, one end of the oblique rotating column 6 is rotatably connected to the L-shaped connecting column 7 through a pin shaft, the rectangular sliding block 16 is away from one end of the rectangular sliding box 4 and is provided with a rigid spring 17 inside the rectangular sliding box 4, when the vertical connecting column 12 is separated from the inside of the L-shaped fixed column 3, the elastic characteristics of the rigid spring 17 enable the first vertical sliding column 5 to move toward the inside of the rectangular sliding box 4, the movement of the first vertical sliding column 5 enables the L-shaped connecting column 7 to rotate with the pin shaft at the connection between the vertical connecting column 12 and the second vertical sliding column 11 as the center of the circle through the oblique rotating column 6, thereby enabling the motor rear cover 2 to be rotated, so that the dust block 9 inside the motor rear cover 2 can be disassembled;

[0029] A rectangular slide groove is provided inside the rectangular sliding box 4, and the rectangular sliding block 16 is slidably connected to the rectangular sliding box 4 through the rectangular slide groove. Through the setting of the rectangular slide groove, the rectangular sliding block 16 can slide inside the L-shaped fixed column 3;

[0030] A rectangular through hole is provided inside the rectangular sliding box 4, and the first vertical sliding column 5 is slidably connected through the rectangular through hole between the rectangular sliding boxes 4. The rectangular through hole is provided so that the first vertical sliding column 5 can slide inside the rectangular sliding box 4;

[0031] After the second vertical sliding column 11 moves a certain distance, the vertical connecting column 12 can be rotated, and after the restriction of the vertical connecting column 12 is released, the elastic characteristics of the rigid spring 17 enable the rectangular sliding block 16 to slide inside the rectangular sliding box 4, so that the first vertical sliding column 5 can move toward the direction of the rectangular sliding box 4. The movement of the first vertical sliding column 5 enables the L-shaped connecting column 7 to rotate with the pin shaft at the connection between the second vertical sliding column 11 and the vertical connecting column 12 as the center of the circle through the oblique rotating column 6, so that the dust block 9 inside the motor rear cover 2 can be disassembled and replaced;

[0032] Working principle: The vertical threaded rod 15 can rotate by rotating the circular rotating column 14, and the rotation of the vertical threaded rod 15 enables the second vertical sliding column 11 to slide inside the L-shaped fixed column 3. The sliding of the second vertical sliding column 11 enables the L-shaped connecting column 7 to move through the vertical connecting column 12, and the movement of the L-shaped connecting column 7 enables the motor rear cover 2 to be separated from the inside of the motor body 1;

[0033] When the vertical connecting column 12 is separated from the interior of the L-shaped fixed column 3, the elastic characteristics of the rigid spring 17 enable the first vertical sliding column 5 to move toward the interior of the rectangular sliding box 4. The movement of the first vertical sliding column 5 enables the L-shaped connecting column 7 to rotate around the pin shaft at the connection between the vertical connecting column 12 and the second vertical sliding column 11 through the oblique rotating column 6, thereby allowing the motor rear cover 2 to be rotated, so that the dust block 9 inside the motor rear cover 2 can be removed.

[0034] By setting up the moving mechanism and the rotating assembly, the motor rear cover 2 can be separated from the interior of the motor body 1 and the motor rear cover 2 can be rotated, so that the dust block 9 can be easily and quickly removed from the motor rear cover 2 for cleaning, which effectively reduces the difficulty of cleaning the dust block 9.

[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 dustproof rear cover for a motor, characterized in that: The invention comprises a motor body (1), one end of the motor body (1) is provided with a motor rear cover (2), the outer side of the motor rear cover (2) close to one end of the motor body (1) is provided with a sealing ring (8), the interior of the motor rear cover (2) is provided with a dust block (9), the outer side of the dust block (9) is provided with an annular magnet (10), one side of the motor body (1) is fixed with an L-shaped fixing column (3), and the interior of the L-shaped fixing column (3) is provided with a moving mechanism for moving the motor rear cover (2); A rotating assembly for rotating the motor rear cover (2) is also provided on one side of the L-shaped fixing column (3).

2. The dustproof rear cover for a motor according to claim 1, characterized in that: The moving mechanism comprises a circular rotating column (14), the inside of the L-shaped fixed column (3) is rotatably connected to the circular rotating column (14), one end of the circular rotating column (14) is fixed with a vertical threaded rod (15), the outer side of the vertical threaded rod (15) is threadedly connected to a second vertical sliding column (11), one end of the second vertical sliding column (11) is rotatably connected to a vertical connecting column (12) via a pin shaft, one end of the vertical connecting column (12) is fixed with an L-shaped connecting column (7), the L-shaped connecting column (7) is close to one side of the motor rear cover (2) and is fixedly connected to the motor rear cover (2), and the second vertical sliding column (11) is located inside the L-shaped fixed column (3) and is slidably connected to the L-shaped fixed column (3).

3. The dustproof rear cover for a motor according to claim 2, characterized in that: A circular rotating part (13) is fixed to one end of the circular rotating column (14) away from the L-shaped fixed column (3); a hexagonal groove is provided inside the circular rotating part (13); and anti-slip grooves are provided on the outside of the circular rotating part (13); and by providing the hexagonal groove, a hexagonal workpiece can be used to enable the circular rotating part (13) to rotate.

4. The dustproof rear cover for a motor according to claim 2, characterized in that: A vertical sliding groove is provided inside the L-shaped fixed column (3), and the second vertical sliding column (11) and the L-shaped fixed column (3) as well as the vertical connecting column (12) and the L-shaped fixed column (3) are all slidably connected via the vertical sliding groove.

5. The dustproof rear cover for a motor according to claim 2, characterized in that: The rotating assembly comprises a rectangular sliding box (4), a rectangular sliding block (16) is slidably connected inside the rectangular sliding box (4), a first vertical sliding column (5) is fixed to one end of the rectangular sliding block (16), one end of the first vertical sliding column (5) is rotatably connected to an oblique rotating column (6), one end of the oblique rotating column (6) is rotatably connected to an L-shaped connecting column (7) via a pin shaft, and a rigid spring (17) is arranged at one end of the rectangular sliding block (16) away from the rectangular sliding box (4) and located inside the rectangular sliding box (4).

6. The dustproof rear cover for a motor according to claim 5, characterized in that: A rectangular sliding groove is provided inside the rectangular sliding box (4), and the rectangular sliding block (16) is slidably connected to the rectangular sliding box (4) via the rectangular sliding groove.

7. The dustproof rear cover for a motor according to claim 5, characterized in that: A rectangular through hole is provided inside the rectangular sliding box (4), and the first vertical sliding column (5) is slidably connected between the rectangular sliding boxes (4) through the rectangular through hole.

Images