CN220043079U - Motor magnet steel fixing device - Google Patents

Abstract

The utility model discloses a motor magnetic steel fixing device, and relates to the technical field of motor magnetic steel. The utility model relates to a motor magnetic steel fixing device which comprises a motor shell and motor magnetic steel, wherein a fixing component used for fixing and positioning the motor magnetic steel is arranged in the motor shell, and connecting components used for connecting the fixing component are arranged in the motor shell and on the surface of the fixing component. According to the utility model, the motor magnetic steel is tightly contacted with the surface of the positioning groove through the lug, so that the motor magnetic steel is fixed, and when the fixing ring is connected, the connecting lug on the surface of the fixing ring is inserted into the connecting groove, and the connecting lug is driven to move in the connecting groove by rotating the fixing ring, so that the connecting groove is blocked in the connecting lug, the fixing ring, the shell connection and the fixing ring are mutually connected, the motor magnetic steel is convenient to detach during maintenance, and falling does not occur, so that a plurality of groups of motor magnetic steels are fixed.

Description

Motor magnet steel fixing device

Technical Field

The utility model relates to the technical field of motor magnetic steel, in particular to a motor magnetic steel fixing device.

Background

The direct current motor is a rotating motor capable of converting direct current electric energy into mechanical energy (direct current motor) or converting mechanical energy into direct current electric energy (direct current generator), the most important component in the direct current motor is motor magnetic steel, and when the permanent magnet brush direct current motor is designed, the permanent magnet is required to be fixed on a motor shell as an excitation source.

The current motor magnet steel is installed fixedly and is connected between motor magnet steel and the motor housing through the workman often through gluing for fix motor magnet steel, and colloid can become invalid when long-time use, and then lead to motor magnet steel and motor housing to drop, and current motor magnet steel is connected with motor housing through gluing, and then makes inconvenient dismantlement maintenance to motor magnet steel when maintaining.

For this purpose, a motor magnetic steel fixing device is proposed.

Disclosure of Invention

The utility model aims at: the utility model provides a motor magnetic steel fixing device, which aims to solve the problems that the existing motor magnetic steel is easy to fall off for a long time and is inconvenient to mount and dismount by being connected with a motor shell through glue.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a motor magnet steel fixing device, includes motor casing and motor magnet steel, the inside of motor casing is provided with the fixed subassembly that is used for carrying out fixed location to motor magnet steel, the inside of motor casing and the surface of fixed subassembly are provided with the coupling assembling that is used for connecting fixed subassembly, coupling assembling includes the go-between, the inner wall of casing has the go-between with a fixed ring's a side wall fixed mounting, the spread groove has been seted up to the surface of go-between, the opposite side wall fixed mounting of fixed ring has the connection lug.

Further, the motor casing includes the casing, the left side wall of casing is provided with the first end cover go-between that is used for connecting the end cover, the surface of casing is provided with the heat dissipation steel sheet that is used for radiating, the mounting groove has been seted up to the inner wall of casing, the second end cover go-between has been pegged graft to mounting groove inner wall screw thread.

Further, fixed subassembly includes solid fixed ring, gu fixed ring is installed in the inside grafting of casing, gu fixed ring is the ring form, and gu fixed ring's external diameter equals the internal diameter of casing, and gu fixed ring is movable grafting setting with the inner wall of casing, gu fixed ring's surface has seted up the constant head tank, the inner wall fixed mounting of constant head tank has the spacing ring that is used for carrying out spacing to motor magnet steel, a lateral wall fixed mounting of constant head tank has the lug that is used for pressing from both sides tightly fixed to motor magnet steel.

Further, the lug is arc-shaped, and the lug is made of nonmetallic elastic materials.

Further, the connecting convex blocks are arranged in an L-shaped structure, and the connecting convex blocks and the connecting grooves are arranged in an inserting mode.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the motor magnetic steel is inserted into the positioning groove through the limiting ring, the motor magnetic steel is further limited, the lug is compressed when the motor magnetic steel is inserted into the positioning groove, the motor magnetic steel is tightly contacted with the surface of the positioning groove through the lug, the motor magnetic steel is fixed, when the fixing ring is connected, the connecting lug on the surface of the fixing ring is inserted into the connecting groove, the connecting lug is driven to move in the connecting groove through rotating the fixing ring, the connecting groove is blocked in the connecting lug, the connection between the fixing ring and the shell is realized, the fixing ring and the fixing ring are conveniently detached during maintenance, and the falling off does not occur, so that a plurality of groups of motor magnetic steels are fixed.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a side cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the enlarged view of the portion A of the present utility model;

FIG. 4 is a schematic structural view of an exploded view of the present utility model;

FIG. 5 is a schematic view of the structure of the fixing assembly of the present utility model

Reference numerals: 1. a motor housing; 101. a housing; 102. a first end cap connection ring; 103. a heat radiation steel sheet; 104. a mounting groove; 105. a second end cap connecting ring; 2. a fixing assembly; 201. a fixing ring; 202. a positioning groove; 203. a limiting ring; 204. a tab; 3. magnetic steel of the motor; 4. a connection assembly; 401. a connecting ring; 402. a connecting groove; 403. and connecting the convex blocks.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, a motor magnetic steel fixing device comprises a motor casing 1 and motor magnetic steel 3, wherein a fixing component 2 for fixing and positioning the motor magnetic steel 3 is arranged in the motor casing 1, a connecting component 4 for connecting the fixing component 2 is arranged in the motor casing 1 and on the surface of the fixing component 2, the connecting component 4 comprises a connecting ring 401, the connecting ring 401 is fixedly arranged on the inner wall of a casing 101 and one side wall of a fixing ring 201, a connecting groove 402 is formed in the surface of the connecting ring 401, and a connecting lug 403 is fixedly arranged on the other side wall of the fixing ring 201; specifically, make equidistant fixed to motor magnet steel 3 through fixed subassembly 2, peg graft to the inside of motor casing 1 through fixed subassembly 2, make under the effect of coupling assembling 4 to fixed subassembly 2 and motor casing 1 carry out fixed connection, coupling assembling 4 then makes to fix adjacent fixed subassembly 2, and then makes to fix multiunit motor magnet steel 3.

As shown in fig. 2 and 3, the motor casing 1 comprises a casing 101, a first end cover connecting ring 102 for connecting an end cover is arranged on the left side wall of the casing 101, a heat dissipation steel sheet 103 for dissipating heat is arranged on the surface of the casing 101, an installation groove 104 is formed in the inner wall of the casing 101, and a second end cover connecting ring 105 is inserted into the inner wall of the installation groove 104 in a threaded manner; specifically, the fixing assembly 2 is mounted inside the casing 101, the second end cover connecting ring 105 is inserted into the mounting groove 104 on the inner wall of the casing 101, so that the second end cover connecting ring 105 is fixed, and the fixing assembly 2 is limited through the second end cover connecting ring 105.

As shown in fig. 3, 4 and 5, the fixing assembly 2 comprises a fixing ring 201, the fixing ring 201 is inserted and installed in the shell 101, the fixing ring 201 is in a circular ring shape, the outer diameter of the fixing ring 201 is equal to the inner diameter of the shell 101, the fixing ring 201 and the inner wall of the shell 101 are movably inserted and installed, a positioning groove 202 is formed in the surface of the fixing ring 201, a limiting ring 203 for limiting the motor magnetic steel 3 is fixedly installed on the inner wall of the positioning groove 202, and a lug 204 for clamping and fixing the motor magnetic steel 3 is fixedly installed on one side wall of the positioning groove 202; specifically, insert to the inside of constant head tank 202 through motor magnet steel 3, and then make to carry out spacingly to motor magnet steel 3 through spacing ring 203, make to compress lug 204 when motor magnet steel 3 inserts to the inside of constant head tank 202, make motor magnet steel 3 and the surface inseparable contact of constant head tank 202 through lug 204, make to fix motor magnet steel 3, when connecting fixed ring 201, insert to the inside of spread groove 402 through the connecting lug 403 on fixed ring 201 surface, make to drive the connecting lug 403 and remove in the inside of spread groove 402 through rotating fixed ring 201, make spread groove 402 dead at the inside card of connecting lug 403, realize being connected with fixed ring 201 to fixed ring 201 and casing 101 each other, be convenient for dismantle when the maintenance, and can not appear droing.

As shown in fig. 3 and 5, the lug 204 is arc-shaped, and the lug 204 is made of a nonmetallic elastic material; specifically, the lug 204 made of the nonmetallic elastic material provides thrust to the motor magnetic steel 3 so as to fix the motor magnetic steel 3.

As shown in fig. 3 and 5, the connection bump 403 is in an L-shaped structure, and the connection bump 403 and the connection groove 402 are in a plugging arrangement; specifically, the connection protrusion 403 and the connection groove 402 are matched with each other so that the connection protrusion 403 can be fixed.

To sum up: through the inside that motor magnet steel 3 pegged graft to constant head tank 202, and then make to carry out spacingly to motor magnet steel 3 through spacing ring 203, make to compress lug 204 when motor magnet steel 3 pegs graft to the inside of constant head tank 202, make the surface inseparable contact of motor magnet steel 3 and constant head tank 202 through lug 204, make to fix motor magnet steel 3, when connecting solid fixed ring 201, peg graft to the inside of spread groove 402 through the connecting lug 403 on solid fixed ring 201 surface, make through rotating solid fixed ring 201 drive the inside removal of connecting lug 403 at spread groove 402, make spread groove 402 dead at the inside card of connecting lug 403, realize being connected with solid fixed ring 201 between fixed ring 201 and the casing 101 interconnect, be convenient for dismantle when the maintenance, and can not appear droing, and then make to fix multiunit motor magnet steel 3.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a motor magnet steel fixing device, its characterized in that, including motor casing (1) and motor magnet steel (3), the inside of motor casing (1) is provided with fixed subassembly (2) that are used for carrying out fixed location to motor magnet steel (3), the inside of motor casing (1) and the surface of fixed subassembly (2) are provided with coupling assembling (4) that are used for carrying out connection to fixed subassembly (2), coupling assembling (4) include go up go-between (401), the inner wall of casing (101) and a side wall fixed mounting of solid fixed ring (201) have go-between (401), spread groove (402) have been seted up to the surface of go-between (401), the opposite side wall fixed mounting of solid fixed ring (201) has connecting lug (403).

2. The motor magnetic steel fixing device according to claim 1, wherein the motor casing (1) comprises a casing (101), a first end cover connecting ring (102) for connecting an end cover is arranged on the left side wall of the casing (101), a heat dissipation steel sheet (103) for dissipating heat is arranged on the surface of the casing (101), an installation groove (104) is formed in the inner wall of the casing (101), and a second end cover connecting ring (105) is inserted into the inner wall of the installation groove (104) in a threaded manner.

3. The motor magnetic steel fixing device according to claim 2, wherein the fixing assembly (2) comprises a fixing ring (201), the fixing ring (201) is installed in the inner inserting mode of the shell (101), the fixing ring (201) is in a circular ring shape, the outer diameter of the fixing ring (201) is equal to the inner diameter of the shell (101), the fixing ring (201) is movably inserted with the inner wall of the shell (101), a positioning groove (202) is formed in the surface of the fixing ring (201), a limiting ring (203) used for limiting the motor magnetic steel (3) is fixedly installed on the inner wall of the positioning groove (202), and a lug (204) used for clamping and fixing the motor magnetic steel (3) is fixedly installed on one side wall of the positioning groove (202).

4. A motor magnet steel fixing means according to claim 3, characterized in that the lug (204) is circular arc-shaped and the lug (204) is made of a non-metallic elastic material.

5. The motor magnetic steel fixing device according to claim 1, wherein the connecting protruding block (403) is arranged in an L-shaped structure, and the connecting protruding block (403) and the connecting groove (402) are arranged in a plugging manner.