CN214480129U

CN214480129U - Motor with heat abstractor

Info

Publication number: CN214480129U
Application number: CN202120391650.9U
Authority: CN
Inventors: 胡忠景
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-23
Filing date: 2021-02-23
Publication date: 2021-10-22
Anticipated expiration: 2031-02-23

Abstract

The utility model discloses a motor with heat abstractor, lead to the stator module in the intracavity, locate the rotor subassembly in the stator module passageway including the shell, locate the shell, can drive after the stator module circular telegram the pivot on the rotor subassembly is rotated, the motor still includes heat abstractor, heat abstractor includes impeller, wind channel and heat conductor. The impeller is installed and fixed at one end of the rotating shaft. The air duct is divided by a plurality of curved fin plates to form an annular cavity duct, one end of the air duct faces the impeller, and the other end of the air duct is an air inlet. The heat conductor is screwed on the outer wall of the stator assembly, and radiating fins are distributed on the outer wall of the stator assembly in an annular array mode and distributed on the air inlet. The utility model discloses a heat abstractor can improve the radiating efficiency of motor, and then improves the life of motor.

Description

Motor with heat abstractor

Technical Field

The utility model relates to a motor, specific saying so relates to a motor with heat abstractor.

Background

The motor is a device for converting electric energy into mechanical energy, and is mainly composed of a stator, a rotor, a shell, an end cover and the like. When the motor is used, the motor can generate a large amount of heat, the motor cannot be used after the heat reaches a certain degree, otherwise, insulation breakdown can occur, and the motor is burnt out.

The existing heat dissipation carries out heat dissipation through the heat dissipation capability of the motor, but the heat dissipation effect is not good.

At present, the motor shell is provided with heat dissipation ribs, and a large amount of generated heat is transmitted out through the heat dissipation ribs on the shell in a mode that a plurality of heat dissipation ribs are arranged on the periphery of the motor shell. However, the lateral side and the corner around the casing cannot dissipate heat in all directions, and only the heat dissipation outside the motor casing is considered, so that the rapid outward diffusion of internal heat cannot be considered, the effect of uniform heat dissipation of the inner layer and the outer layer of the motor casing cannot be realized, and the heat dissipation efficiency is low.

The existing motor end cover has no heat dissipation ribs, the temperature of the motor is very high under the condition of long working time, and the heat inside the motor is not easy to dissipate only by the heat dissipation ribs on the motor shell.

SUMMERY OF THE UTILITY MODEL

To the deficiency among the prior art, the to-be-solved technical problem of the utility model lies in providing a motor with heat abstractor, and the purpose of designing this motor is the radiating efficiency who improves the motor, and then improves the life of motor.

In order to solve the technical problem, the utility model discloses a following scheme realizes: the utility model discloses a motor with heat abstractor, lead to the stator module in the intracavity, locate the rotor subassembly in the stator module passageway including the shell, locate the shell, can drive after the stator module circular telegram pivot on the rotor subassembly is rotated, the motor still includes heat abstractor, heat abstractor includes:

the impeller is installed and fixed at one end of the rotating shaft;

the air duct is arranged in the shell and is divided by a plurality of curved fin plates to form an annular cavity duct, one end of the air duct faces the impeller, and the other end of the air duct is an air inlet;

the heat conductor is fixed on the outer wall of the stator assembly in a screwing mode, radiating fins are distributed on the outer wall of the stator assembly in an annular array mode, and the radiating fins are distributed on the air inlet.

Further, the outer wall surface of the stator assembly is provided with a thread groove.

Further, the through hole of the heat conductor is internally provided with threads.

Further, the heat conductor is an aluminum radiator.

Furthermore, the cavity channel of the air duct from the air inlet to the air outlet is of a tapered opening structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor utilizes the rotation of pivot, drives the impeller rotation on it, and the impeller is aired exhaust, makes stator module, the produced heat of rotor subassembly discharge from the wind channel. The stator assembly is provided with the heat conductor, so that the heat conduction efficiency of the stator assembly is improved. The heat conducting device conducts heat to the radiating fins, the radiating fins are located at the air inlets of the air channels, and exhaust is conducted through the impellers, so that the radiating fins can radiate heat quickly, the radiating efficiency of the stator assembly is improved, and the service life of the motor is finally prolonged.

Drawings

Fig. 1 is a sectional view of the motor of the present invention.

Fig. 2 is a schematic structural view of the housing of the present invention.

Fig. 3 is the schematic view of the stator assembly structure of the present invention.

Fig. 4 is a schematic structural view of the heat conductor of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1: the utility model discloses a concrete structure as follows:

referring to fig. 1-4, the utility model discloses a motor with heat abstractor, including shell 1, locate 1 stator module 4 that leads to the intracavity of shell, locate rotor subassembly 5 in the 4 passageways of stator module, 4 circular telegrams of stator module can drive the pivot on the rotor subassembly 5 rotates, the motor still includes heat abstractor, heat abstractor includes:

an impeller 3 mounted and fixed on one end of the rotating shaft;

the air duct 102 is arranged in the shell part 1, the air duct 102 is divided by a plurality of curved fin plates 101 to form an annular cavity duct, one end of the air duct 102 faces the impeller 3, and the other end of the air duct is an air inlet;

the heat conductor 42 is screwed on the outer wall of the stator assembly 4, and the heat radiating fins 421 are distributed on the outer wall of the stator assembly in an annular array manner, and the heat radiating fins 421 are distributed on the air inlet.

A preferred technical solution of this embodiment: the outer wall surface of the stator assembly 4 has a thread groove 41.

A preferred technical solution of this embodiment: the through hole of the heat conductor 42 has a screw thread therein.

A preferred technical solution of this embodiment: the heat conductor 42 is an aluminum heat sink.

A preferred technical solution of this embodiment: the cavity of the air duct 102 from the air inlet to the air outlet is a tapered structure.

Example 2:

as shown in fig. 1-4, the stator assembly 4 is electrically connected with two wires 6, the two wires 6 are externally connected with a power supply, after the power supply is turned on, the electromagnetic coil on the stator assembly 4 generates a magnetic field, and the magnetic field acts on the rotor assembly 5 to rotate the rotating shaft.

After the rotating shaft rotates, the impeller 3 is driven to rotate at a high speed. The impeller 3, after rotating, is discharged outwardly as indicated by the arrows in fig. 1. The air duct 102 is a tapered structure, after the impeller 3 exhausts air outwards, the inner cavity of the impeller forms flowing air, and heat generated by the rotor assembly 5 and the stator assembly 4 is conducted to the air duct 102 and then exhausted outwards.

In order to increase the heat conduction efficiency, the heat conductor 42 is mounted on the stator assembly 4, the heat conductor 42 has a tubular structure part, the length of the outer wall part of the tubular structure part is annularly provided with the heat dissipation fins 421, and the inner wall of the tubular structure part is provided with internal threads which are screwed into the outer wall of the stator assembly 4 and fixed. At this time, the heat dissipating fins 421 are just at the air inlet of the air duct 102.

The heat conductor 42 of the present invention is an aluminum heat sink, which has good heat conductivity. The heat received by the heat dissipation fins 421 is dissipated to the air duct 102 through air circulation, and then discharged through the impeller 3.

To sum up, the utility model discloses a motor utilizes the rotation of pivot, drives the impeller rotation on it, and the impeller is aired exhaust, makes stator module, the produced heat of rotor subassembly discharge from the wind channel. The stator assembly is provided with the heat conductor, so that the heat conduction efficiency of the stator assembly is improved. The heat conducting device conducts heat to the radiating fins, the radiating fins are located at the air inlets of the air channels, and exhaust is conducted through the impellers, so that the radiating fins can radiate heat quickly, the radiating efficiency of the stator assembly is improved, and the service life of the motor is finally prolonged.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a motor with heat abstractor, includes shell (1), locates stator module (4) that shell (1) leads to the intracavity, locates rotor subassembly (5) in stator module (4) passageway, can drive behind stator module (4) the pivot on rotor subassembly (5) is rotated, the motor still includes heat abstractor, its characterized in that, heat abstractor includes:

an impeller (3) mounted and fixed on one end of the rotating shaft;

the air duct (102) is arranged in the shell (1), the air duct (102) is divided by a plurality of curved fish fin plates (101) to form an annular cavity duct, one end of the air duct (102) faces the impeller (3), and the other end of the air duct is an air inlet;

the heat conductor (42) is fixed on the outer wall of the stator assembly (4) in a screwing mode, radiating fins (421) are distributed on the outer wall of the stator assembly in an annular array mode, and the radiating fins (421) are distributed on the air inlet.

2. The motor having a heat sink as claimed in claim 1, wherein the outer wall surface of the stator assembly (4) has a screw groove (41).

3. The motor having a heat dissipating device as claimed in claim 1, wherein the through hole of the heat conductor (42) has a screw thread therein.

4. The motor with a heat dissipating device as claimed in claim 1, wherein the heat conductor (42) is an aluminum heat sink.

5. The motor with the heat dissipation device as recited in claim 1, wherein the duct (102) from the air inlet to the air outlet is of a tapered structure.