CN213425910U

CN213425910U - End cover of direct current motor

Info

Publication number: CN213425910U
Application number: CN202022570677.2U
Authority: CN
Inventors: 沈林明
Original assignee: Hangzhou Linming Hardware Co ltd
Current assignee: Hangzhou Linming Hardware Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-11
Anticipated expiration: 2030-11-09

Abstract

The utility model belongs to the technical field of the motor, especially, be a direct current motor end cover, including the end cover body, one side of screw mount pad is provided with the support ring, and screw mount pad surface is provided with the one-level backup pad, and the medial surface of support ring is provided with the second grade backup pad, and the one end of one-level backup pad is provided with the bearing collar, and the one end of first screw is provided with the seal groove, and the medial surface of protective surface is provided with the standing groove, and the standing groove surface is provided with the mounting groove, and the up end of. The utility model discloses a set up the visor, separate the one end that does not need external device of spindle with the external world, avoid the entering of foreign matter such as dust, make the motor keep normal operating condition, the life of extension motor through setting up the support ring, with the intensity integration of one-level backup pad and second grade backup pad, guarantees that the motor spindle end cover has sufficient intensity when rotating, avoids the holistic stability of motor to suffer destruction.

Description

End cover of direct current motor

Technical Field

The utility model relates to the technical field of motors, specifically be a direct current motor end cover.

Background

The motor end cover is the lid of motor casing, generally divides protecgulum and hou gai, is used for fixing and supporting the motor shaft, and the popular says that just utilizes the front and back end cover of motor to pass through the fixed whole motor of pivot, and the material of motor end cover is general all metallic, including aluminium, the aluminum casting, cold punching steel, plastics, bakelite etc. select different materials according to the motor type of difference generally.

There are the following problems:

1. after the motor is used for a long time, foreign matters such as dust and the like can enter one end of a motor shaft, which does not need an external device, so that the normal work of the motor is influenced, and the normal service life of the motor is shortened.

2. Traditional motor end cover structure is simpler, and the motor does not have sufficient intensity to support the rotation of motor spindle at the during operation end cover, can destroy the holistic stability of motor.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a direct current motor end cover has solved foreign matter such as dust and has got into the problem that spindle and end cover intensity are not enough.

In order to achieve the above object, the utility model provides a following technical scheme: a direct current motor end cover comprises an end cover body, wherein a screw mounting seat is arranged on the inner side surface of the end cover body, a first screw hole is arranged inside the screw mounting seat, a support ring is arranged on one side of the screw mounting seat, the outer surface of the screw mounting seat is provided with a primary supporting plate, the inner side surface of the supporting ring is provided with a secondary supporting plate, one end of the primary supporting plate is provided with a bearing mounting ring, the inner side surface of the bearing mounting ring is provided with a mounting hole, a protective surface is arranged on the upper end surface of the end cover body, a sealing groove is arranged at one end of the first screw hole, the inner side surface of the protection surface is provided with a placing groove, the outer surface of the placing groove is provided with a mounting groove, the mounting groove is internally provided with a second screw hole, the upper end face of the mounting groove is provided with a protective cover, one side of the protective cover is provided with a fixed block, and a screw is arranged inside the fixed block.

As a preferred technical scheme of the utility model, screw mount pad fixed connection is in the medial surface of end cover body, first screw threaded connection is in the inside of screw mount pad.

As a preferred technical scheme of the utility model, the support ring welds in one side of screw mount pad, the one-level backup pad welds in the screw mount pad surface.

As a preferred technical scheme of the utility model, the second grade backup pad welds in the medial surface of support ring, the welding of bearing installation ring is in the one end of one-level backup pad.

As a preferred technical scheme of the utility model, mounting hole fixed connection is in the one end of one-level backup pad, protective surface fixed connection is in the end cover body up end.

As a preferred technical scheme of the utility model, seal groove fixed connection is in the one end of first screw, standing groove fixed connection is in the medial surface of protective surface.

As a preferred technical scheme of the utility model, mounting groove fixed connection is in the standing groove surface, second screw threaded connection is in the inside of mounting groove.

As a preferred technical scheme of the utility model, visor swing joint is in the up end of mounting groove, fixed block fixed connection is in one side of visor.

Compared with the prior art, the utility model provides a direct current motor end cover possesses following beneficial effect:

1. the end cover of the direct current motor can separate one end of the crankshaft, which does not need an external device, from the outside by arranging the protective cover, thereby avoiding the entry of foreign matters such as dust and the like, keeping the motor in a normal working state and prolonging the service life of the motor.

2. This direct current motor end cover through setting up the support ring, integrates the intensity of one-level backup pad and second grade backup pad, guarantees that the motor spindle end cover has sufficient intensity when rotating, avoids the holistic stability of motor to suffer destruction.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a cross-sectional view of the present invention.

In the figure: 1. an end cap body; 2. a screw mounting seat; 3. a first screw hole; 4. a support ring; 5. a primary support plate; 6. a bearing mounting ring; 7. mounting holes; 8. a protective surface; 9. a sealing groove; 10. a placement groove; 11. mounting grooves; 12. a second screw hole; 13. a protective cover; 14. a fixed block; 15. a screw; 16. and a secondary supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a direct current motor end cover, including end cover body 1, the medial surface of end cover body 1 is provided with screw mount pad 2, the inside of screw mount pad 2 is provided with first screw 3, one side of screw mount pad 2 is provided with support ring 4, 2 surfaces of screw mount pad are provided with one-level backup pad 5, the medial surface of support ring 4 is provided with second grade backup pad 16, the one end of one-level backup pad 5 is provided with bearing collar 6, the medial surface of bearing collar 6 is provided with mounting hole 7, end cover body 1 up end is provided with protective surface 8, the one end of first screw 3 is provided with seal groove 9, the medial surface of protective surface 8 is provided with standing groove 10, the surface of standing groove 10 is provided with mounting groove 11, the inside of mounting groove 11 is provided with second screw 12, the up end of mounting groove 11 is provided with visor 13, one side of visor 13 is provided.

In this embodiment, the end cover body 1 can play the effect of sheltering from after the installation, prevents that there is the foreign matter to get into the inside motor that causes destruction, and screw 15 links together fixed block 14 and second screw 12 and then restricts visor 13.

Specifically, the screw mounting seat 2 is fixedly connected to the inner side surface of the end cover body 1, and the first screw hole 3 is connected to the inside of the screw mounting seat 2 in a threaded manner.

In this embodiment, the screw mounting base 2 provides a welding position for the bearing mounting ring 6, and the first screw hole 3 fixes the end cover to the motor.

Specifically, the support ring 4 is welded on one side of the screw mounting seat 2, and the primary support plate 5 is welded on the outer surface of the screw mounting seat 2.

In this embodiment, the support ring 4 is of a ring-mounted structure with good stability, and the primary support plate 5 fixes the position of the bearing mounting ring 6.

Specifically, the secondary support plate 16 is welded to the inner side surface of the support ring 4, and the bearing mounting ring 6 is welded to one end of the primary support plate 5.

In this embodiment, the secondary support plate 16 increases the strength of the bearing mounting ring 6, and the bearing mounting ring 6 is used to fix the position of the bearing.

Specifically, the mounting hole 7 is fixedly connected to one end of the primary support plate 5, and the protection surface 8 is fixedly connected to the upper end surface of the end cover body 1.

In this embodiment, the mounting hole 7 is a passage for mounting a bearing, and the protection surface 8 is used for protecting the internal structure of the motor.

Specifically, the sealing groove 9 is connected to one end of the first screw hole 3 in a threaded manner, and the placement groove 10 is fixedly connected to the inner side surface of the protection surface 8.

In this embodiment, the sealing groove 9 can be sealed after the screw is mounted, and the mounting groove 10 is used for mounting the protection cover 13.

Specifically, the mounting groove 11 is fixedly connected to the outer surface of the placing groove 10, and the second screw hole 12 is threadedly connected to the inside of the mounting groove 11.

In this embodiment, the mounting groove 11 is a mounting space of the fixing block 14, and the second screw hole 12 is used for mounting the screw 15.

Specifically, the protection cover 13 is movably connected to the upper end surface of the mounting groove 11, and the fixing block 14 is fixedly connected to one side of the protection cover 13.

In this embodiment, the protective cover 13 protects the bearing, and the fixing block 14 fixes the position of the protective cover 13 on the protective surface 8.

The utility model discloses a theory of operation and use flow: the end of the crankshaft passes through the mounting hole 7 during installation, after the end cover body 1 is rotated to determine the position, the end cover is fixed on a motor shell through the first screw hole 3 by a screw, then the sealing groove 9 is sealed to prevent the screw from rusting, then the protective cover 13 is installed on the placing groove 10, the fixed block 14 is installed on the installing groove 11, the fixed block 14 is fixed in the installing groove 11 through the screw 15, then the protective cover 13 is fixed, the protective cover 13 separates one end of the crankshaft, which does not need an external device, from the outside, the entering of foreign matters such as dust and the like is avoided, the motor is enabled to be kept in a normal working state, the service life of the motor is prolonged, the support ring 4 can integrate the strength of the first-level support plate 5 and the second-level support plate 16 when the motor is used, the end cover has enough strength.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a direct current motor end cover, includes end cover body (1), its characterized in that: the inner side surface of the end cover body (1) is provided with a screw mounting seat (2), a first screw hole (3) is formed in the screw mounting seat (2), a support ring (4) is arranged on one side of the screw mounting seat (2), a first-level support plate (5) is arranged on the outer surface of the screw mounting seat (2), a second-level support plate (16) is arranged on the inner side surface of the support ring (4), a bearing mounting ring (6) is arranged at one end of the first-level support plate (5), a mounting hole (7) is formed in the inner side surface of the bearing mounting ring (6), a protection surface (8) is arranged on the upper end surface of the end cover body (1), one end of the first screw hole (3) is provided with a sealing groove (9), a placing groove (10) is formed in the inner side surface of the protection surface (8), a mounting groove (11) is formed in the outer surface of the placing, the mounting groove is characterized in that a protective cover (13) is arranged on the upper end face of the mounting groove (11), a fixed block (14) is arranged on one side of the protective cover (13), and a screw (15) is arranged inside the fixed block (14).

2. A dc motor end cap according to claim 1, wherein: screw mount pad (2) are the medial surface that annular array distributes in end cover body (1), first screw (3) are the inside that annular array distributes in screw mount pad (2).

3. A dc motor end cap according to claim 1, wherein: the support ring (4) is welded on one side of the screw mounting seat (2), and the primary support plate (5) is welded on the outer surface of the screw mounting seat (2).

4. A dc motor end cap according to claim 1, wherein: the secondary support plate (16) is welded on the inner side surface of the support ring (4), and the bearing mounting ring (6) is welded at one end of the primary support plate (5).

5. A dc motor end cap according to claim 1, wherein: the mounting hole (7) is fixedly connected to one end of the primary supporting plate (5), and the protective surface (8) is fixedly connected to the upper end face of the end cover body (1).

6. A dc motor end cap according to claim 1, wherein: seal groove (9) fixed connection is in the one end of first screw (3), standing groove (10) fixed connection is in the medial surface of protective surface (8).

7. A dc motor end cap according to claim 1, wherein: the mounting groove (11) is fixedly connected to the outer surface of the placing groove (10), and the second screw hole (12) is in threaded connection with the inside of the mounting groove (11).

8. A dc motor end cap according to claim 1, wherein: the protective cover (13) is movably connected to the upper end face of the mounting groove (11), and the fixing block (14) is fixedly connected to one side of the protective cover (13).