CN215990427U

CN215990427U - Good heat dissipation's motor for electric tool

Info

Publication number: CN215990427U
Application number: CN202122146342.2U
Authority: CN
Inventors: 李劲; 李松; 刘俊
Original assignee: Yangzhou Power King Motor Manufacturing Co ltd
Current assignee: Yangzhou Power King Motor Manufacturing Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-03-08
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a motor with good heat dissipation for an electric tool, which comprises a machine body shell, wherein a heat dissipation assembly is arranged on the machine body shell, the heat dissipation assembly comprises a heat dissipation hole formed in the machine body shell and a waterproof breathable film fixedly arranged outside the machine body shell, a heat conduction sleeve fixedly connected with the machine body shell is fixedly arranged in the heat dissipation hole, a heat conduction rod penetrating through and extending to the outside of the waterproof breathable film is fixedly arranged in the heat conduction sleeve, and a heat dissipation fin is fixedly arranged on the outer side of the heat conduction rod. This good heat dissipation's motor for electric tool, louvre through setting up, thereby made things convenient for the louvre to guarantee the gas permeability of organism shell, the heat conduction pole exports the heat that motor work produced simultaneously, cooperation heat conduction cover is derived the heat of organism shell to the heat conduction pole simultaneously with being connected of organism shell, and then make heat transfer to the radiating fin who is connected with the heat conduction pole, utilize the outside air to dispel the heat fast, avoid the heat to gather the phenomenon that can not reach good radiating effect in the inside of motor.

Description

Good heat dissipation's motor for electric tool

Technical Field

The utility model relates to the technical field of motors, in particular to a motor for an electric tool, which has good heat dissipation performance.

Background

The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy.

The motor for the electric tool mainly refers to a driving motor inside the electric tool, has the advantages of convenience in installation and small size, and cannot achieve a good heat dissipation effect.

When long-time use, the motor high temperature appears easily, can't distribute away the heat, causes the phenomenon of whole electric tool damage.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the motor for the electric tool, which has the advantages of good heat dissipation and the like, and solves the problem that the motor is easily over-high in temperature and incapable of dissipating heat to cause the damage of the whole electric tool when the motor is used for a long time.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a good heat dissipation's motor for electric tool, includes the organism shell, be equipped with radiator unit on the organism shell.

The radiating assembly comprises a radiating hole formed in the machine shell and a waterproof breathable film fixedly installed outside the machine shell, a heat conducting sleeve fixedly connected with the machine shell is fixedly installed in the radiating hole, a heat conducting rod penetrating through and extending to the outside of the waterproof breathable film is fixedly installed in the heat conducting sleeve, and radiating fins are fixedly installed on the outer side of the heat conducting rod.

Further, the bottom of organism shell is equipped with the procapsid with organism shell installation fit, and the top of organism shell is equipped with the heat dissipation back shroud with organism shell installation fit, and the outside fixed mounting of organism shell has fixed seat cover.

Furthermore, the number of the heat conducting rods is equal to that of the heat radiating holes, and at least ten groups of the heat conducting rods are distributed in an annular shape at equal intervals in one-to-one correspondence.

Further, the inner wall fixed mounting of casing has the magnet piece, and magnet piece and heat conduction pole be the equidistant distribution of alternative annular.

Further, the inner side surfaces of the magnet blocks are higher than the inner side surfaces of the heat conducting rods, and the number of the magnet blocks is equal to that of the heat conducting rods.

Furthermore, the waterproof breathable film is flush with the outer part of the machine body shell, and the waterproof breathable film is five millimeters.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this good heat dissipation's motor for electric tool through the radiator unit who sets up to made things convenient for radiator unit to derive the heat of motor internal work and dispel the heat, avoided appearing the heat and gathered to inside phenomenon, the cooperation heat dissipation back shroud goes on simultaneously, guarantees the radiating effect.

Drawings

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

fig. 2 is a cross-sectional view of the body case of the present invention.

In the figure: 1 body shell, 2 procapsis, 3 heat dissipation rear cover, 4 louvres, 5 heat conduction cover, 6 waterproof ventilated membrane, 7 heat conduction poles, 8 radiating fin, 9 magnet piece, 10 fixed seat cover.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the motor for electric tool with good heat dissipation performance in the present embodiment includes a housing 1, and a heat dissipation assembly is disposed on the housing 1.

In the embodiment, the heat dissipation assembly comprises heat dissipation holes 4 arranged on the body shell 1 and a waterproof breathable film 6 fixedly arranged outside the body shell 1, the waterproof breathable film 6 is flush with the outside of the body shell 1, and the waterproof ventilated membrane 6 is five millimeters, the heat-conducting sleeve 5 fixedly connected with the body shell 1 is fixedly arranged in the heat dissipation holes 4, the heat-conducting rods 7 penetrating and extending to the outside of the waterproof ventilated membrane 6 are fixedly arranged in the heat-conducting sleeve 5, the number of the heat-conducting rods 7 is equal to that of the heat dissipation holes 4, at least ten groups of the heat-conducting rods are distributed in an annular shape at equal intervals in a one-to-one correspondence manner, the heat-dissipating fins 8 are fixedly arranged on the outer side of each heat-conducting rod 7, the magnet block 9 is fixedly arranged on the inner wall of the body shell 1, and the magnet blocks 9 and the heat conducting rods 7 are distributed in an alternating annular shape at equal intervals, the inner side surfaces of the magnet blocks 9 are higher than the inner side surfaces of the heat conducting rods 7, and the number of the magnet blocks 9 is equal to that of the heat conducting rods 7.

It should be noted that the waterproof breathable film 6 is a novel high-molecular waterproof material, and the technical requirements of the waterproof breathable film are much higher than those of a common waterproof material in terms of a manufacturing process; meanwhile, the waterproof breathable film also has a good breathable effect in terms of quality.

Referring to fig. 1, in the present embodiment, a front housing 2 is disposed at the bottom of a housing 1 and is installed and matched with the housing 1, a meshed dustproof heat dissipation rear cover 3 is disposed at the top of the housing 1 and is installed and matched with the housing 1, and a fixing seat 10 is fixedly disposed outside the housing 1.

The working principle of the above embodiment is as follows:

through the louvre 4 that sets up, thereby made things convenient for louvre 4 to guarantee the gas permeability of organism shell 1, the heat that cooperation heat conduction pole 7 produced the motor work simultaneously is derived, and cooperation heat conduction cover 5 is derived the heat of organism shell 1 to heat conduction pole 7 simultaneously with being connected of organism shell 1 on, and then make heat transfer to the radiating fin 8 of being connected with heat conduction pole 7, utilize the outside air to dispel the heat fast, avoid the heat to gather the phenomenon that can not reach good radiating effect in the inside of motor.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A good heat dissipation's motor for electric tool, includes body shell (1), its characterized in that: the machine body shell (1) is provided with a heat dissipation assembly;

the heat dissipation assembly comprises heat dissipation holes (4) formed in the machine body shell (1) and a waterproof breathable film (6) fixedly installed outside the machine body shell (1), heat conduction sleeves (5) fixedly connected with the machine body shell (1) are fixedly installed in the heat dissipation holes (4), heat conduction rods (7) penetrating through and extending to the outside of the waterproof breathable film (6) are fixedly installed in the heat conduction sleeves (5), and heat dissipation fins (8) are fixedly installed on the outer sides of the heat conduction rods (7).

2. The motor for power tool having excellent heat dissipation according to claim 1, wherein: the bottom of organism shell (1) is equipped with and installs complex procapsid (2) with organism shell (1), and the top of organism shell (1) is equipped with and installs complex heat dissipation back shroud (3) with organism shell (1), and the outside fixed mounting of organism shell (1) has fixed seat cover (10).

3. The motor for power tool having excellent heat dissipation according to claim 1, wherein: the number of the heat conducting rods (7) is equal to that of the heat radiating holes (4), and the heat conducting rods are not less than ten groups and are distributed in an annular shape at equal intervals in a one-to-one correspondence mode.

4. The motor for power tool having excellent heat dissipation according to claim 1, wherein: the inner wall of the machine body shell (1) is fixedly provided with magnet blocks (9), and the magnet blocks (9) and the heat conducting rods (7) are distributed in an alternating annular shape at equal intervals.

5. The motor for power tool having excellent heat dissipation according to claim 4, wherein: the inner side surfaces of the magnet blocks (9) are higher than the inner side surfaces of the heat conducting rods (7), and the number of the magnet blocks (9) is equal to that of the heat conducting rods (7).

6. The motor for power tool having excellent heat dissipation according to claim 1, wherein: the waterproof breathable film (6) is flush with the outer part of the machine body shell (1), and the waterproof breathable film (6) is five millimeters.