Heat dissipation mechanism of permanent magnet motor

Abstract

The utility model relates to the technical field of permanent magnet motors, and discloses a heat dissipation mechanism of a permanent magnet motor, which comprises a permanent magnet motor main body, a driving shaft arranged in the permanent magnet motor main body, and a plurality of clamping grooves arranged on the outer end surface of the permanent magnet motor main body in a circumferential array. A plurality of heat conduction assemblies are arranged on the outer surface of the permanent magnet motor body, according to the heat dissipation mechanism of the permanent magnet motor, clamping blocks arranged in the heat conduction assemblies are inserted into clamping grooves formed in the permanent magnet motor body, so that the heat conduction assemblies are all installed on the permanent magnet motor body, and meanwhile the clamping blocks and the clamping grooves are both in a T shape; according to the heat conduction assembly fixing device, the heat conduction assembly can be well fixed, meanwhile, a worker can well detach the heat conduction assembly, and therefore the worker can conveniently replace the damaged heat conduction assembly, and the single heat conduction assembly can be well replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to permanent magnet motor technical field, concretely is the heat abstractor of permanent magnet motor. BACKGROUND

[0002] Permanent magnet motor has simple structure, small, light weight, small loss, high efficiency, high power factor and wide speed regulating range and the advantages such as, mainly for requiring fast response, wide speed regulating range and accurate positioning application scene.

[0003] The prior art heat abstractor of permanent magnet motor (the public number is: CN221282992U) although the device can better carry out heat dissipation to permanent magnet motor, but since the heat conduction plate of the device is installed to permanent magnet motor, subsequent replacement is more troublesome, therefore when the heat dissipation grid on the heat conduction plate appears damage, it is inconvenient to replace the heat conduction plate individually, therefore this leads to poor practicality. UTILITY MODEL CONTENTS

[0004] In view of the deficiency of prior art, the utility model provides the heat abstractor of permanent magnet motor to solve the heat conduction plate installation to permanent magnet motor in the background art mentioned above, subsequent replacement is more troublesome, therefore when the heat dissipation grid on the heat conduction plate appears damage, it is inconvenient to replace the heat conduction plate individually, therefore this leads to the problem of poor practicality.

[0005] To realize above-mentioned purpose, the utility model provides the following technical scheme: the heat abstractor of permanent magnet motor, including permanent magnet motor main part, the drive shaft that is provided with in the permanent magnet motor main part, the outer end surface of the permanent magnet motor main part is set up with multiple clamping grooves, multiple The clamping groove is all in circumferential array on permanent magnet motor main part, the outer surface of the permanent magnet motor main part is provided with multiple heat conduction components, multiple The heat conduction component is all in circumferential array on permanent magnet motor main part, the clamping block that is provided with in the heat conduction component, the upper end fixed mounting of the clamping block has the heat conduction plate, the upper end of the heat conduction plate is provided with the heat dissipation grid, the permanent magnet motor main part is provided with multiple heat conduction pipes, multiple The heat conduction pipe is in circumferential array in permanent magnet motor main part, the connecting plate that is set up between the heat conduction component.

[0006] The technical scheme is adopted, the clamping block arranged in the heat conduction assembly is inserted into the clamping groove arranged on the permanent magnet motor body, so that the heat conduction assembly is installed on the permanent magnet motor body, the heat conduction assembly can be fixed better, the heat conduction assembly can be disassembled by the worker, the worker can replace the damaged heat conduction assembly, the single heat conduction assembly can be replaced better, the heat conduction plate exports heat, and then the heat generated by the rotor core in the permanent magnet motor body during work can be rapidly conducted to the outside through the heat conduction pipe arranged in the permanent magnet motor body.

[0007] Preferably, four installation grooves are arranged at the front and rear ends of the permanent magnet motor body, a front end plate is arranged on the front end surface of the permanent magnet motor body, a rear end plate is arranged on the rear end of the permanent magnet motor body, and a protective sleeve is arranged on the front end plate and the rear end plate.

[0008] The technical scheme is adopted, the clamping block arranged in the heat conduction assembly is inserted into the clamping groove arranged on the permanent magnet motor body, so that the heat conduction assembly is installed on the permanent magnet motor body, the heat conduction assembly can be fixed better, the heat conduction assembly can be disassembled by the worker, the worker can replace the damaged heat conduction assembly, the single heat conduction assembly can be replaced better, the heat conduction plate exports heat, and then the heat generated by the rotor core in the permanent magnet motor body during work can be rapidly conducted to the outside through the heat conduction pipe arranged in the permanent magnet motor body.

[0009] Preferably, four installation grooves are arranged at the front and rear ends of the permanent magnet motor body, a front end plate is arranged on the front end surface of the permanent magnet motor body, a rear end plate is arranged on the rear end of the permanent magnet motor body, and a protective sleeve is arranged on the front end plate and the rear end plate.

[0010] The technical scheme is adopted, the clamping block arranged in the heat conduction assembly is inserted into the clamping groove arranged on the permanent magnet motor body, so that the heat conduction assembly is installed on the permanent magnet motor body, the heat conduction assembly can be fixed better, the heat conduction assembly can be disassembled by the worker, the worker can replace the damaged heat conduction assembly, the single heat conduction assembly can be replaced better, the heat conduction plate exports heat, and then the heat generated by the rotor core in the permanent magnet motor body during work can be rapidly conducted to the outside through the heat conduction pipe arranged in the permanent magnet motor body.

[0011] Preferably, four installation grooves are arranged at the front and rear ends of the permanent magnet motor body, a front end plate is arranged on the front end surface of the permanent magnet motor body, a rear end plate is arranged on the rear end of the permanent magnet motor body, and a protective sleeve is arranged on the front end plate and the rear end plate.

[0012] The technical scheme is adopted, the clamping block arranged in the heat conduction assembly is inserted into the clamping groove arranged on the permanent magnet motor body, so that the heat conduction assembly is installed on the permanent magnet motor body, the heat conduction assembly can be fixed better, the heat conduction assembly can be disassembled by the worker, the worker can replace the damaged heat conduction assembly, the single heat conduction assembly can be replaced better, the heat conduction plate exports heat, and then the heat generated by the rotor core in the permanent magnet motor body during work can be rapidly conducted to the outside through the heat conduction pipe arranged in the permanent magnet motor body.

[0013] Preferably, the material of the heat-conducting plate is metal, and the material of the heat-conducting pipe is aluminum.

[0014] The material of the heat-conducting plate is metal, so that the heat generated by the permanent magnet motor body can be conducted out.

[0015] Preferably, the shape of the clamping groove on the permanent magnet motor body is T-shaped, and the shape of the clamping block in the heat-conducting assembly is T-shaped.

[0016] The shape of the clamping block and the clamping groove is T-shaped, which can fix the heat-conducting assembly and disassemble it.

[0017] Compared with the prior art, the utility model has the advantages of:

[0018] 1. The heat dissipation mechanism of the permanent magnet motor, the clamping block in the heat-conducting assembly is inserted into the clamping groove on the permanent magnet motor body, so that the heat-conducting assembly is installed on the permanent magnet motor body, and the shape of the clamping block and the clamping groove is T-shaped, which can fix the heat-conducting assembly and disassemble it, so that the damaged heat-conducting assembly can be replaced, and the single heat-conducting assembly can be replaced.

[0019] 2. The heat dissipation mechanism of the permanent magnet motor, the protective sleeve is arranged on the front end plate and the rear end plate, so that the driving shaft of the permanent magnet motor body can be protected, and the bidirectional driving structure is arranged on the fixing frame of the front end plate and the rear end plate, so that the heat dissipation fan installed on the output end can dissipate the heat of the driving shaft of the permanent magnet motor body, and the heat of the rotor core and the magnetic steel position in the permanent magnet motor body can be dissipated. DETAILED DESCRIPTION

[0020] Figure 1 It is a three-dimensional structure diagram of the heat dissipation mechanism of the permanent magnet motor.

[0021] Figure 2 It is a front view structure diagram of the heat dissipation mechanism of the permanent magnet motor.

[0022] Figure 3 It is a side view structure diagram of the heat dissipation mechanism of the permanent magnet motor.

[0023] Figure 4 It is a front end plate and related structure diagram of the utility model.

[0024] Figure 5 It is a heat conduction assembly and related structure schematic view of the utility model.

[0025] In the drawing: 1, permanent magnet motor main body; 2, drive shaft; 3, clamping groove; 4, heat conduction assembly; 5, clamping block; 6, heat conduction plate; 7, heat dissipation grid; 8, heat conduction pipe; 9, connecting plate; 10, mounting groove; 11, front end plate; 12, rear end plate; 13, protective sleeve; 14, mounting block; 15, fixed rod; 16, nut; 17, fixed frame; 18, bidirectional drive structure; 19, heat dissipation fan. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment 1:

[0028] Please refer to Figures 1-5 , the heat dissipation mechanism of the permanent magnet motor, the drive shaft 2 is arranged in the permanent magnet motor main body 1, the outer end surface of the permanent magnet motor main body 1 is provided with a plurality of clamping grooves 3, a plurality of clamping grooves 3 are arranged in a circumferential array on the permanent magnet motor main body 1, a plurality of heat conduction assemblies 4 are arranged on the outer surface of the permanent magnet motor main body 1, a plurality of heat conduction assemblies 4 are arranged in a circumferential array on the permanent magnet motor main body 1, the clamping block 5 is arranged in the heat conduction assembly 4, the heat conduction plate 6 is fixedly installed at the upper end of the clamping block 5, the heat dissipation grid 7 is arranged at the upper end of the heat conduction plate 6, a plurality of heat conduction pipes 8 are arranged in the permanent magnet motor main body 1, a plurality of heat conduction pipes 8 are arranged in a circumferential array in the permanent magnet motor main body 1, the connecting plate 9 is arranged between the heat conduction assemblies 4, the clamping groove 3 is T-shaped, the clamping block 5 is T-shaped, the heat conduction plate 6 is made of metal, and the heat conduction pipe 8 is made of aluminum.

[0029] Working principle: through the card slot 3 opened in the main body of permanent magnet motor 1, the card block 5 arranged in the heat conducting assembly 4 is inserted into it, so that the heat conducting assembly 4 is installed on the main body of permanent magnet motor 1, and the shape of the card block 5 and the card slot 3 is T-shaped, which can not only better fix the heat conducting assembly 4, but also can better make the workers disassemble the heat conducting assembly 4, so as to facilitate the workers to replace the damaged heat conducting assembly 4, so as to better replace the single heat conducting assembly 4, then the material of the heat conducting plate 6 is metal material, so it can better guide the heat generated on the main body of permanent magnet motor 1 out, finally through the heat dissipation grille 7 arranged on it, the heat is introduced into the air, then the heat conducting pipe 8 arranged in the main body of permanent magnet motor 1 can quickly conduct the heat generated by the rotor core in the main body of permanent magnet motor 1 to the outside through the heat conducting pipe 8.

[0030] Example 2:

[0031] Please see Figures 1-5 , the heat dissipation mechanism of the permanent magnet motor, four installation slots 10 are opened at the front and rear ends of the main body of permanent magnet motor 1, a front end plate 11 is arranged on the front end surface of the main body of permanent magnet motor 1, a rear end plate 12 is arranged on the rear end of the main body of permanent magnet motor 1, a protective sleeve 13 is arranged on the front end plate 11 and the rear end plate 12, an installation block 14 is fixedly installed on the inner end surface of the front end plate 11 and the rear end plate 12, four fixed rods 15 are fixedly installed on the inner end surface of the front end plate 11, the fixed rods 15 penetrate out of the rear end plate 12, nuts 16 are arranged at the ends of the fixed rods 15, fixed frames 17 are fixedly installed on the front end surfaces of the front end plate 11 and the rear end plate 12, bidirectional drive structures 18 are fixedly installed on the fixed frames 17, heat dissipation fans 19 are fixedly installed on the two output ends of the bidirectional drive structures 18.

[0032] Working principle: through the four installation groove 10 that is set up in front of permanent magnet motor body 1 two ends can better make the installation block 14 that is installed in front end plate 11 and rear end plate 12 inserts in it, so as to better make front end plate 11 and rear end plate 12 are installed, after front end plate 11 and rear end plate 12 all be provided with protective sleeve 13, therefore this can better protect the drive shaft 2 of permanent magnet motor body 1, then front end plate 11 and rear end plate 12 can better limit heat conducting component 4, when front end plate 11 and rear end plate 12 are installed, the fixed plate on front end plate 11 will be from the rear end plate 12 in the stretch, after staff installs to fixed rod 15 through nut 16, so as to make front end plate 11 and rear end plate 12 between stable, then the fixed frame 17 that is set up on front end plate 11 and rear end plate 12 is installed with bidirectional drive structure 18, therefore this can better make the heat dissipation fan 19 that is installed on its output end to the drive shaft 2 of permanent magnet motor body 1 is heat dissipated, so as to take away the heat of rotor iron core part and magnetic steel position in permanent magnet motor body 1.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. Cooling mechanism of a permanent magnet motor, comprising a permanent magnet motor body (1), characterized in that: The driving shaft (2) is arranged in the permanent magnet motor body (1), a plurality of clamping grooves (3) are arranged on the outer end surface of the permanent magnet motor body (1), the plurality of clamping grooves (3) are arranged in a circumferential array on the permanent magnet motor body (1), a plurality of heat conduction components (4) are arranged on the outer surface of the permanent magnet motor body (1), the plurality of heat conduction components (4) are arranged in a circumferential array on the permanent magnet motor body (1), the clamping block (5) is arranged in the heat conduction component (4), the heat conduction plate (6) is fixedly installed at the upper end of the clamping block (5), the heat dissipation grille (7) is arranged at the upper end of the heat conduction plate (6), a plurality of heat conduction pipes (8) are arranged in the permanent magnet motor body (1), and the plurality of heat conduction pipes (8) are arranged in a circumferential array in the permanent magnet motor body (1). The connecting plate (9) is arranged between the heat conduction components (4).

2. The heat dissipation mechanism of a permanent magnet motor according to claim 1, characterized in that: Four mounting grooves (10) are arranged at the front and rear ends of the permanent magnet motor body (1), the front end plate (11) is arranged on the front end surface of the permanent magnet motor body (1), the rear end plate (12) is arranged on the rear end of the permanent magnet motor body (1), and the protective sleeve (13) is arranged on the front end plate (11) and the rear end plate (12).

3. The heat dissipation mechanism of a permanent magnet motor according to claim 2, characterized in that: The mounting block (14) is fixedly installed at the inner end surface of the front end plate (11) and the rear end plate (12), the four fixed rods (15) are fixedly installed at the inner end surface of the front end plate (11), the fixed rods (15) penetrate out of the rear end plate (12), and the screw cap (16) is arranged at the end of the fixed rod (15).

4. The heat dissipating mechanism of a permanent magnet motor according to claim 2, characterized in that: The fixed frame (17) is fixedly installed at the front end surface of the front end plate (11) and the rear end plate (12), the bidirectional driving structure (18) is fixedly installed on the fixed frame (17), and the heat dissipation fan (19) is fixedly installed at the two output ends of the bidirectional driving structure (18).

5. The heat dissipating mechanism of a permanent magnet motor according to claim 1, characterized in that: The heat conduction plate (6) is made of metal, and the heat conduction pipe (8) is made of aluminum.

6. The heat dissipating mechanism of a permanent magnet motor according to claim 1, characterized in that: The clamping groove (3) arranged on the permanent magnet motor body (1) is T-shaped, and the clamping block (5) arranged in the heat conduction component (4) is T-shaped.

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