CN219918639U - Fan in motor - Google Patents

Abstract

The utility model discloses an internal fan of a motor, belonging to the technical field of motors; the motor comprises a motor body, wherein a detachable protective cover is arranged on one side of the motor body, a fan mechanism is arranged on one side of the motor body facing the protective cover, the fan mechanism comprises a shaft sleeve, a plurality of fan blades are connected onto the shaft sleeve, and a fixed disc is rotatably arranged on one side of the shaft sleeve; according to the utility model, the fan mechanism is arranged, so that the circulation of air in the motor body is improved, the cooling efficiency of the motor body is improved, the phenomenon that the motor is seriously affected by the heating of the motor due to long working time and overheat of working environment is avoided, and the motor body generates different cooling efficiencies due to the fact that gases with different temperatures are introduced into the motor body, the operating temperature range of the motor is improved, and the motor is suitable for the working condition with high ambient temperature and has strong practicability.

Description

Fan in motor

Technical Field

The utility model relates to the technical field of motors, in particular to an internal fan of a motor.

Background

The motor is widely applied to various large fields as an electromagnetic device, but under special environment operations such as metallurgy, coal mine and the like, when the environment temperature is too high, the motor is difficult to further cool through a fan in the motor, and at the moment, the motor is in a high-temperature environment for a long time, so that damage to internal elements of the motor is easy to cause, and the normal operation of the motor is influenced.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an internal fan of a motor, which solves the following technical problems: the problem of heat dissipation of the motor cannot be well solved under special environments.

The aim of the utility model can be achieved by the following technical scheme:

the motor inner fan comprises a motor body, wherein a detachable protective cover is arranged on one side of the motor body, a fan mechanism is arranged on one side of the motor body, which faces the protective cover, the fan mechanism comprises a shaft sleeve, a plurality of fan blades are connected to the shaft sleeve, a fixed disc is rotatably arranged on one side of the shaft sleeve, a fixed shaft for driving the shaft sleeve to rotate is fixedly arranged on one side of the shaft sleeve, which faces the motor body, the fixed shaft is connected with the motor body, a through hole for the fixed shaft to pass through is formed in the fixed disc, and a plurality of exhaust pipes are communicated with the periphery of the fixed disc; the fixed disk deviates from axle sleeve one side intercommunication and has two coupling tubes, be provided with two stop gear that are used for carrying out spacing to coupling tube on the motor body.

Further, two fixing holes for the connecting hoses to pass through are formed in the motor body, and the two connecting hoses respectively pass through the two fixing holes to be communicated with the air pump.

Further, a first limiting ring and a second limiting ring are respectively arranged on two sides of a limiting seat of the limiting mechanism, a moving block is arranged in the first limiting ring in a sliding mode, the moving block is in sliding fit with the second inner wall of the limiting ring, a limiting hole is formed in one end of a sliding hole formed in the first limiting ring, a moving handle is fixedly connected to one side of the moving block, the moving handle is slidably arranged on the sliding hole, and the moving handle is in clamping fit with the limiting hole.

Further, an opening for a connecting hose to pass through is arranged between the first limiting ring and the second limiting ring.

Further, the limiting seat is fixedly arranged on the motor body.

Furthermore, a plurality of air inlets are formed in the protective cover.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the fan mechanism is arranged, so that the circulation of air in the motor body is improved, the cooling efficiency of the motor body is improved, the phenomenon that the motor is seriously affected by the heating of the motor due to long working time and overheat of working environment is avoided, and the motor body generates different cooling efficiencies due to the fact that gases with different temperatures are introduced into the motor body, the operating temperature range of the motor is improved, and the motor is suitable for the working condition with high environmental temperature and has strong practicability;

through setting up stop gear, stop gear is used for restricting coupling hose's movable range, avoids coupling hose pine to take off and leads to coupling hose and flabellum to interfere, causes coupling hose's damage, influences gaseous supply.

Drawings

Fig. 1 is a schematic structural diagram of an internal fan of a motor according to the present utility model.

Fig. 2 is a schematic structural diagram of a fan mechanism in the present utility model.

Fig. 3 is a schematic structural view of a limiting mechanism in the present utility model.

In the figure: 1. a motor body; 2. a protective cover; 3. a fan mechanism; 31. a shaft sleeve; 32. a fan blade; 33. a fixed plate; 34. an exhaust pipe; 35. a fixed shaft; 4. a connecting hose; 5. a limiting mechanism; 51. a limit seat; 52. a first limiting ring; 53. a second limiting ring; 54. a moving block; 55. a sliding hole; 56. moving the handle; 57. and a limiting hole.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1-3, the motor fan comprises a motor body 1, wherein a detachable protective cover 2 is arranged on one side of the motor body 1, the detachable protective cover 2 is convenient for maintaining and installing a fan mechanism 3, a plurality of air inlet holes for air inlet are formed in the protective cover 2, and the fan mechanism 3 is arranged on one side of the motor body 1 facing the protective cover 2;

the fan mechanism 3 comprises a shaft sleeve 31, a plurality of fan blades 32 are connected to the shaft sleeve 31, a fixed disk 33 is rotatably arranged on one side of the shaft sleeve 31, a fixed shaft 35 for driving the shaft sleeve 31 to rotate is fixedly arranged on one side of the shaft sleeve 31, which faces the motor body 1, the fixed shaft 35 is connected with the motor body 1, a through hole for the fixed shaft 35 to pass through is formed in the fixed disk 33, and a plurality of exhaust pipes 34 are communicated with the periphery of the fixed disk 33.

Specifically, two connecting hoses 4 are communicated on one side of the fixed disc 33, which is away from the shaft sleeve 31, two fixing holes for the connecting hoses 4 to pass through are formed in the motor body 1, the two connecting hoses 4 respectively pass through the two fixing holes and are communicated with an external air pump, and two limiting mechanisms 5 for limiting the connecting hoses 4 are further arranged on the motor body 1; when cold air is fed into the connecting hose 4 by the air pump, the cooling efficiency of the motor body 1 is further improved, and the method is suitable for the case that the motor temperature exceeds the temperature alarm set value.

The limiting mechanism 5 comprises a limiting seat 51, wherein the limiting seat 51 is fixedly arranged on the motor body 1, a first limiting ring 52 and a second limiting ring 53 are respectively arranged on two sides of the limiting seat 51, a moving block 54 is slidably arranged in the first limiting ring 52, the moving block 54 is slidably matched with the inner wall of the second limiting ring 53, a sliding hole 55 is formed in the first limiting ring 52, a limiting hole 57 is formed in one end of the sliding hole 55, a moving handle 56 is fixedly connected to one side of the moving block 54, the moving handle 56 is slidably arranged on the sliding hole 55, the moving handle 56 is in clamping fit with the limiting hole 57, and an opening for a connecting hose 4 to pass through is formed between the first limiting ring 52 and the second limiting ring 53; the connecting hose 4 is placed in the first limiting ring 52 and the second limiting ring 53 through the opening, the position of the moving handle 56 on the sliding hole 55 is adjusted, the moving handle 56 is clamped in the limiting hole 57, the moving block 54 penetrates through the first limiting ring 52 and slides in the second limiting ring 53, fixing and limiting of the connecting hose 4 are completed, and the connecting hose 4 is prevented from being loosened to cause interference between the connecting hose 4 and the fan blades 32, so that the connecting hose 4 is prevented from being damaged.

The working principle of the fan in the motor is as follows:

when the motor body 1 drives the fan blades 32 on the shaft sleeve 31 to rotate through the fixed shaft 35, the air pump is used for enabling the air to flow into the connecting hose 4, the air flows into the fixed disc 33 along the connecting hose 4 and is conveyed out through the plurality of exhaust pipes 34 on the fixed disc 33, the air on the exhaust pipes 34 is blown to one side of the motor body 1 in the rotating process of the fan blades 32, the flow quantity of the air is increased, the cooling efficiency of the motor body 1 is improved, and the motor is prevented from being influenced by overheating of the motor body 1.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.

Claims (6)

1. The utility model provides an interior fan of motor, includes motor body (1), motor body (1) one side is provided with detachable protection casing (2), a serial communication port, motor body (1) is provided with fan mechanism (3) towards protection casing (2) one side, fan mechanism (3) include axle sleeve (31), be connected with a plurality of flabellum (32) on axle sleeve (31), fixed disk (33) are installed in axle sleeve (31) one side rotation, axle sleeve (31) are provided with fixed axle (35) that are used for driving axle sleeve (31) pivoted towards motor body (1) one side fixed mounting, fixed axle (35) are connected with motor body (1), offer the through-hole that supplies fixed axle (35) to pass on fixed disk (33), fixed disk (33) periphery intercommunication has a plurality of blast pipes (34); two connecting hoses (4) are communicated with one side, deviating from the shaft sleeve (31), of the fixed disc (33), and two limiting mechanisms (5) used for limiting the connecting hoses (4) are arranged on the motor body (1).

2. An in-motor fan according to claim 1, characterized in that the motor body (1) is provided with two fixing holes through which the connecting hoses (4) pass, and the two connecting hoses (4) respectively pass through the two fixing holes to be communicated with the air pump.

3. The motor fan according to claim 1, wherein the first limiting ring (52) and the second limiting ring (53) are respectively mounted on two sides of the limiting seat (51) of the limiting mechanism (5), the moving block (54) is mounted in the first limiting ring (52) in a sliding manner, the moving block (54) is in sliding fit with the inner wall of the second limiting ring (53), a limiting hole (57) is formed in one end of a sliding hole (55) formed in the first limiting ring (52), a moving handle (56) is fixedly connected to one side of the moving block (54), the moving handle (56) is mounted on the sliding hole (55) in a sliding manner, and the moving handle (56) is in clamping fit with the limiting hole (57).

4. A fan in a motor according to claim 3, characterized in that an opening through which the connecting hose (4) passes is provided between the first stop collar (52) and the second stop collar (53).

5. A fan in a motor according to claim 3, characterized in that the limit seat (51) is fixedly mounted on the motor body (1).

6. An in-motor fan according to claim 1, characterized in that the shield (2) is provided with a plurality of air inlet holes.