High-strength strong-heat-dissipation rotor of permanent magnet synchronous motor

Abstract

The utility model relates to the technical field of motor rotors, and discloses a permanent magnet synchronous motor high-strength strong heat radiation type rotor, which comprises a main body mechanism and a dismounting mechanism, the dismounting mechanism is arranged on the right side of the main body mechanism, and the main body mechanism comprises a connecting rotating shaft, a rotor body, a heat conduction block and a heat radiation groove. The rotor body is fixedly installed at the outer end of the connecting rotating shaft, the rotor body is located behind the connecting rotating shaft, the heat conduction block is movably installed at the outer end of the rotor body, and the heat dissipation groove is fixedly formed in the outer end of the heat conduction block. According to the high-strength strong-heat-dissipation rotor of the permanent magnet synchronous motor, the main body mechanism is installed, so that the heat dissipation capability of the high-strength strong-heat-dissipation rotor of the permanent magnet synchronous motor is improved, heat generated when the rotor body is used can be timely and effectively discharged in the actual use process, heat dissipation operation is carried out on the rotor body, the operation of the rotor is not easily influenced by high temperature, and the service life of the rotor is prolonged. And the use efficiency of the high-strength and strong-heat-dissipation rotor of the permanent magnet synchronous motor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of motor rotors, in particular to a high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor. Background Art

[0002] The rotor of a permanent magnet synchronous motor can mainly generate a rotating magnetic field. The permanent magnets in the rotor generate a stable magnetic field when the motor is running, providing a power source. The magnetic field of the rotor interacts with the magnetic field generated by the current in the stator to generate torque and drive the motor to rotate.

[0003] However, the heat dissipation capacity of the permanent magnet synchronous motor rotor in the prior art is poor, which makes it difficult to discharge the heat generated during use in a timely manner, which easily affects the normal operation of the motor rotor. Therefore, a high-strength and strong heat dissipation rotor is needed. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] The utility model aims to provide a high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor, so as to solve the problem of poor heat dissipation capacity of the permanent magnet synchronous motor rotor in the prior art proposed in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength and strong heat dissipation rotor of a permanent magnet synchronous motor, comprising a main body mechanism and a disassembly and assembly mechanism, the disassembly and assembly mechanism is located on the right side of the main body mechanism, the main body mechanism comprises a connecting shaft, a rotor body, a heat conductive block and a heat dissipation groove, the rotor body is fixedly mounted on the outer end of the connecting shaft, the rotor body is located behind the connecting shaft, the heat conductive block is movably mounted on the outer end of the rotor body, the heat dissipation groove is fixedly arranged on the outer end of the heat conductive block, and the heat dissipation grooves are evenly distributed on the outer end of the heat conductive block.

[0008] Preferably, the main body structure further comprises a heat dissipation collar, a heat sink, a mounting through hole, a mounting screw hole and a mounting bolt, and the heat dissipation collar is fixedly mounted on the outer end of the heat conductive block.

[0009] Preferably, the heat sink is movably mounted on the rear end of the heat conductive block, the heat sink is located at the rear end of the heat dissipation ring, the mounting through hole is fixedly arranged on the rear end of the heat sink, and the mounting through hole passes through the heat sink.

[0010] Preferably, the mounting screw holes are fixedly arranged at the rear end of the heat conductive block, the mounting screw holes are evenly distributed at the rear end of the heat conductive block, the mounting bolts are movably installed at the rear end of the heat sink, and the mounting bolts are threadedly connected at the rear end of the mounting through holes and the mounting screw holes.

[0011] Preferably, the disassembly and assembly mechanism includes a first fixed through hole, a second fixed through hole, a support block, a telescopic rod, a fixed sleeve rod and a connecting spring, the first fixed through hole is fixedly arranged at the left and right ends of the heat dissipation ring, the first fixed through hole is located at the front and rear ends of the left and right ends of the heat dissipation ring, the second fixed through hole is fixedly arranged at the left and right ends of the heat conductive block, and the second fixed through hole corresponds to the first fixed through hole.

[0012] Preferably, the support blocks are fixedly mounted on the left and right ends of the rotor body, the support blocks are located at the front and rear ends of the left and right ends of the rotor body, the telescopic rod is fixedly mounted on the left and right ends of the support blocks, the fixed sleeve rod is movably mounted on the left and right ends of the telescopic rod, the fixed sleeve rod is located at the outer end of the telescopic rod, the connecting spring is fixedly mounted in the middle of the support block and the fixed sleeve rod, and the connecting spring is located at the outer end of the telescopic rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The high-strength and strong heat dissipation type rotor of the permanent magnet synchronous motor improves the heat dissipation capacity of the utility model by installing the main body mechanism. In actual use, the heat generated by the rotor body during use can be timely and effectively discharged, and the heat dissipation operation is performed on it. It is not easy to affect the operation of the rotor due to high temperature, thereby improving the use efficiency of the high-strength and strong heat dissipation type rotor of the permanent magnet synchronous motor;

[0015] 2. The high-strength and strong heat dissipation rotor of the permanent magnet synchronous motor is improved in installation and disassembly capabilities by installing a disassembly and assembly mechanism. In actual use, the rotor body can be conveniently installed and connected with the heat conduction block and the heat dissipation ring, and it is easy to disassemble and inspect and maintain the rotor body, thereby improving the practicality of the high-strength and strong heat dissipation rotor of the permanent magnet synchronous motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the three-dimensional split structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the partial split structure of the main mechanism of the utility model;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of the local details of the disassembly and assembly mechanism of the utility model.

[0020] In the figure: 1. main body; 101. connecting shaft; 102. rotor body; 103. heat conducting block; 104. heat dissipation groove; 105. heat dissipation ring; 106. heat sink; 107. mounting through hole; 108. mounting screw hole; 109. mounting bolt; 2. disassembly and assembly mechanism; 201. first fixing through hole; 202. second fixing through hole; 203. support block; 204. telescopic rod; 205. fixing sleeve rod; 206. connecting spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 The utility model provides a technical solution: a high-strength and strong heat dissipation rotor of a permanent magnet synchronous motor, comprising a main body mechanism 1 and a disassembly mechanism 2, the disassembly mechanism 2 is located on the right side of the main body mechanism 1, the main body mechanism 1 comprises a connecting shaft 101, a rotor body 102, a heat conduction block 103 and a heat dissipation groove 104, the rotor body 102 is fixedly mounted on the outer end of the connecting shaft 101, the rotor body 102 is located behind the connecting shaft 101, the heat conduction block 103 is movably mounted on the outer end of the rotor body 102, the heat dissipation groove 104 is fixedly arranged on the outer end of the heat conduction block 103, and the heat dissipation grooves 104 are evenly distributed on the outer end of the heat conduction block 103, the main body mechanism 1 also comprises a heat dissipation collar 105, a heat sink 106, an installation through hole 107, an installation screw hole 108 and an installation bolt 109, the heat dissipation collar The ring 105 is fixedly installed on the outer end of the heat conductive block 103, the heat sink 106 is movably installed at the rear end of the heat conductive block 103, the heat sink 106 is located at the rear end of the heat dissipation ring 105, the mounting through hole 107 is fixedly set at the rear end of the heat conductive block 106, the mounting through hole 107 penetrates the heat conductive block 106, the mounting screw holes 108 are fixedly set at the rear end of the heat conductive block 103, the mounting screw holes 108 are evenly distributed at the rear end of the heat conductive block 103, the mounting bolts 109 are movably installed at the rear end of the heat conductive block 106, the mounting bolts 109 are threadedly connected at the rear ends of the mounting through holes 107 and the mounting screw holes 108, the heat on the rotor body 102 is exported through the heat conductive block 103, the heat exported from the heat conductive block 103 is discharged through the heat dissipation ring 105 and the heat dissipation fin 106, and cold air is poured into through the heat dissipation groove 104.

[0023] The disassembly and assembly mechanism 2 includes a first fixed through hole 201, a second fixed through hole 202, a support block 203, a telescopic rod 204, a fixed sleeve rod 205 and a connecting spring 206. The first fixed through hole 201 is fixedly arranged at the left and right ends of the heat dissipation ring 105. The first fixed through hole 201 is located at the front and rear ends of the left and right ends of the heat dissipation ring 105. The second fixed through hole 202 is fixedly arranged at the left and right ends of the heat conductive block 103. The second fixed through hole 202 corresponds to the first fixed through hole 201. The support block 203 is fixedly installed at the left and right ends of the rotor body 102. The support block 203 is located at the front and rear ends of the left and right ends of the rotor body 102. The telescopic rod 204 is fixedly installed on the left and right ends of the support block 203, and the fixed sleeve rod 205 is movably installed on the left and right ends of the telescopic rod 204. The fixed sleeve rod 205 is located at the outer end of the telescopic rod 204. The connecting spring 206 is fixedly installed in the middle of the support block 203 and the fixed sleeve rod 205. The connecting spring 206 is located at the outer end of the telescopic rod 204. Put the rotor body 102 into the heat conductive block 103, press the fixed sleeve rod 205 to compress the connecting spring 206, so that the fixed sleeve rod 205 can be extended and retracted on the telescopic rod 204, and the fixed sleeve rod 205 is inserted into the first fixed through hole 201 and the second fixed through hole 202.

[0024] Working principle: When it is needed, first put the rotor body 102 into the heat-conducting block 103, press the fixed sleeve rod 205 to compress the connecting spring 206, so that the fixed sleeve rod 205 can be extended and retracted on the telescopic rod 204, and the fixed sleeve rod 205 is inserted into the first fixed through hole 201 and the second fixed through hole 202, and the rotor body 102 is installed and connected with the heat-conducting block 103 and the heat dissipation collar 105, so that the heat-conducting block 103 can be disassembled later. Place the heat sink 106 behind the heat conductive block 103, screw the mounting bolts 109 into the mounting through holes 107 and the mounting screw holes 108, and connect the heat sink 106 to the heat conductive block 103. When high temperature is generated during the operation of the rotor body 102, the heat on the rotor body 102 is conducted away through the heat conductive block 103, and the heat conducted away from the heat conductive block 103 is discharged through the heat dissipation ring 105 and the heat sink 106, and cold air is injected into the heat dissipation groove 104 to improve the heat dissipation efficiency.

[0025] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor, comprising a main body mechanism (1) and a disassembly mechanism (2), characterized in that: The disassembly and assembly mechanism (2) is located on the right side of the main mechanism (1); the main mechanism (1) comprises a connecting shaft (101), a rotor body (102), a heat conducting block (103) and a heat dissipation groove (104); the rotor body (102) is fixedly mounted on the outer end of the connecting shaft (101); the rotor body (102) is located behind the connecting shaft (101); the heat conducting block (103) is movably mounted on the outer end of the rotor body (102); the heat dissipation groove (104) is fixedly arranged on the outer end of the heat conducting block (103); and the heat dissipation groove (104) is evenly distributed on the outer end of the heat conducting block (103).

2. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor according to claim 1, characterized in that: The main body structure (1) further comprises a heat dissipation collar (105), a heat sink (106), a mounting through hole (107), a mounting screw hole (108) and a mounting bolt (109); the heat dissipation collar (105) is fixedly mounted on the outer end of the heat conducting block (103).

3. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor according to claim 2, characterized in that: The heat sink (106) is movably mounted on the rear end of the heat conducting block (103); the heat sink (106) is located at the rear end of the heat dissipation ring (105); the mounting through hole (107) is fixedly arranged on the rear end of the heat sink (106); and the mounting through hole (107) passes through the heat sink (106).

4. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor according to claim 3, characterized in that: The mounting screw holes (108) are fixedly arranged at the rear end of the heat conducting block (103), the mounting screw holes (108) are evenly distributed at the rear end of the heat conducting block (103), the mounting bolts (109) are movably installed at the rear end of the heat sink (106), and the mounting bolts (109) are threadedly connected at the rear ends of the mounting through holes (107) and the mounting screw holes (108).

5. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor according to claim 4, characterized in that: The disassembly and assembly mechanism (2) comprises a first fixed through hole (201), a second fixed through hole (202), a support block (203), a telescopic rod (204), a fixed sleeve rod (205) and a connecting spring (206); the first fixed through hole (201) is fixedly arranged at the left and right ends of the heat dissipation sleeve ring (105); the first fixed through hole (201) is located at the front and rear ends of the left and right ends of the heat dissipation sleeve ring (105); the second fixed through hole (202) is fixedly arranged at the left and right ends of the heat conduction block (103); the second fixed through hole (202) corresponds to the first fixed through hole (201).

6. A high-strength and strong heat dissipation type rotor of a permanent magnet synchronous motor according to claim 5, characterized in that: The support block (203) is fixedly mounted on the left and right ends of the rotor body (102), and the support block (203) is located at the front and rear ends of the left and right ends of the rotor body (102). The telescopic rod (204) is fixedly mounted on the left and right ends of the support block (203), and the fixed sleeve rod (205) is movably mounted on the left and right ends of the telescopic rod (204), and the fixed sleeve rod (205) is located at the outer end of the telescopic rod (204). The connecting spring (206) is fixedly mounted in the middle of the support block (203) and the fixed sleeve rod (205), and the connecting spring (206) is located at the outer end of the telescopic rod (204).

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