CN209982224U - Waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor - Google Patents
Waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor Download PDFInfo
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- CN209982224U CN209982224U CN201921106850.4U CN201921106850U CN209982224U CN 209982224 U CN209982224 U CN 209982224U CN 201921106850 U CN201921106850 U CN 201921106850U CN 209982224 U CN209982224 U CN 209982224U
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Abstract
The utility model relates to a waterproof flame-proof type variable frequency speed-changing three-phase asynchronous motor, which comprises a casing, wherein the two ends of the casing are respectively connected with a front end cover and a rear end cover, the inner side of the casing is provided with a protection plate, the inner side of the protection plate is provided with a flame-proof plate, the outer surface of the flame-proof plate is provided with a positioning groove, a supporting block is arranged in the positioning groove, the supporting block is fixedly connected with a supporting column, the supporting column is connected with the protection plate, the inner side of the flame-proof plate is provided with a stator core, the stator core is provided with a stator winding, the inner side of the stator core is provided with a rotor core, the rotor core is provided with a rotor winding, the inner side of the rotor core is provided with a motor shaft, and a shaft sleeve and a bearing are, the use safety of the motor is facilitated.
Description
Technical Field
The utility model relates to a waterproof flame-proof type becomes speed governing three-phase asynchronous motor belongs to three-phase asynchronous motor technical field.
Background
The electrician equipment for realizing the interconversion of electric energy and mechanical energy is generally called as a motor, the motor utilizes the electromagnetic induction principle to realize the interconversion of electric energy and mechanical energy, the equipment for converting mechanical energy into electric energy is called as a generator, the equipment for converting electric energy into mechanical energy is called as a motor, the production mainly uses an alternating current motor, in particular a three-phase asynchronous motor, because the three-phase asynchronous motor has the advantages of simple structure, firmness and durability, reliable operation, low price, convenient maintenance and the like, the three-phase asynchronous motor is widely used for driving various metal cutting machine tools, cranes, forging presses, conveyor belts, casting machines, ventilators with low power, water pumps and the like, but the existing three-phase asynchronous motor is not provided with an explosion-proof function, the three-phase asynchronous motor is often easy to explode due to overhigh temperature rise in use, and in addition, the internal structure, to protect the motor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, a waterproof flame proof type variable frequency speed control three-phase asynchronous motor is provided, through setting up explosion-proof board, be used for reinforcing the motor, prevent the motor explosion, through setting up the guard plate, further protect the motor, through setting up supporting shoe and support column, be used for exerting the holding power on explosion-proof board, improve explosion-proof board's protection dynamics, through setting up the heat dissipation fan, a radiating efficiency for improving the motor, through setting up heat dissipation outlet and check valve, avoid external water to get into, improve the sealing performance of motor, the waterproof flame proof performance of motor has been improved, be favorable to the reinforcing of motor security performance, and the life of motor has been prolonged.
In order to achieve the above object, the utility model provides a following technical scheme:
a waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor comprises a shell, wherein a front end cover and a rear end cover are respectively connected with two ends of the shell, the inner side of the shell is provided with a protection plate, the inner side of the protection plate is provided with an explosion-proof plate, the outer surface of the explosion-proof plate is provided with a positioning groove, a supporting block is arranged in the positioning groove and fixedly connected with a supporting column, the support columns are connected with the protection plate, the inner side of the explosion-proof plate is provided with a stator core, the stator core is provided with a stator winding, a rotor core is arranged on the inner side of the stator core, a rotor winding is arranged on the rotor core, a motor shaft is arranged on the inner side of the rotor core, a shaft sleeve and a bearing are arranged between the motor shaft and the front end cover, a clapboard is connected between the casing and the rear end cover, the heat dissipation device is characterized in that a heat dissipation outlet is formed in the partition plate, a one-way valve is arranged on the heat dissipation outlet, and a heat dissipation fan is installed on the inner side of the rear end cover.
Furthermore, a junction box is installed at the top of the casing, and a wiring harness assembly is arranged on the junction box.
Furthermore, the bottom of the casing is welded with a support frame, the bottom of the support frame is provided with a mounting seat, and the mounting seat is provided with a mounting hole.
Further, the stator winding is uniformly wound on the stator core, and the rotor winding is uniformly wound on the rotor core.
Furthermore, a sealing ring is arranged on the outer side of the joint of the shell and the rear end cover, and the sealing ring is in threaded connection with the shell and the rear end cover.
Furthermore, a dust cover is arranged on the rear end cover and is arranged on one side of the heat dissipation fan.
Furthermore, the outer surface of the shell is provided with a reinforcing rib.
The utility model has the advantages that: the utility model relates to a waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor, moreover, the steam generator is simple in structure, and reasonable design, through setting up explosion-proof plate, be used for reinforcing the motor, prevent the motor explosion, through setting up the guard plate, further protect the motor, through setting up supporting shoe and support column, be used for exerting the holding power on explosion-proof plate, improve explosion-proof plate's protection dynamics, through setting up the heat dissipation fan, a radiating efficiency for improving the motor, through setting up heat dissipation export and check valve, avoid external water to get into, improve the sealing performance of motor, the waterproof flame proof performance of motor has been improved, be favorable to motor security performance's reinforcing, and the life of motor has been prolonged, the effectual problem of having solved among the above-mentioned background art.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a front view of the utility model of a waterproof flame-proof type variable frequency speed-regulating three-phase asynchronous motor;
FIG. 2 is a side view of the utility model discloses a waterproof flame-proof type variable frequency speed-regulating three-phase asynchronous motor;
FIG. 3 is a side view of the protection plate and the explosion-proof plate of the waterproof explosion-proof variable-frequency speed-regulating three-phase asynchronous motor of the present invention;
fig. 4 is a cross sectional view of the rear end cover of the utility model of a waterproof flame-proof type variable frequency speed-regulating three-phase asynchronous motor;
FIG. 5 is the overall structure diagram of the utility model of a waterproof flame-proof type variable frequency speed-regulating three-phase asynchronous motor;
reference numbers in the figures: 1. a housing; 2. a front end cover; 3. a rear end cap; 4. a protection plate; 5. an explosion-proof plate; 6. positioning a groove; 7. a support block; 8. a support pillar; 9. a stator core; 10. a stator winding; 11. a rotor core; 12. a rotor winding; 13. a motor shaft; 14. a shaft sleeve; 15. a bearing; 16. a partition plate; 17. a heat dissipation outlet; 18. a one-way valve; 19. a heat dissipation fan; 20. a junction box; 21. a wire harness assembly; 22. a support frame; 23. a mounting seat; 24. a seal ring; 25. a dust cover; 26. silencing cotton.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
Referring to fig. 1-5, a waterproof flame-proof type variable frequency speed-regulation three-phase asynchronous motor comprises a casing 1, wherein two ends of the casing 1 are respectively connected with a front end cover 2 and a rear end cover 3, a protection plate 4 is arranged on the inner side of the casing 1, a flame-proof plate 5 is arranged on the inner side of the protection plate 4, a positioning groove 6 is arranged on the outer surface of the flame-proof plate 5, a supporting block 7 is arranged in the positioning groove 6, the supporting block 7 is fixedly connected with a supporting column 8, the supporting column 8 is connected with the protection plate 4, the structure improves the protection performance of the motor structure, can isolate the explosion hazard and improve the safety performance of the motor, a stator core 9 is arranged on the inner side of the flame-proof plate 5, a stator winding 10 is arranged on the stator core 9, a rotor core 11 is arranged on the inner side of the stator core 9, be equipped with axle sleeve 14 and bearing 15 between motor shaft 13 and the front end housing 2, be connected with baffle 16 between casing 1 and the rear end housing 3, be equipped with heat dissipation outlet 17 on the baffle 16, be equipped with check valve 18 on the heat dissipation outlet 17, heat dissipation fan 19 is installed to the rear end housing 3 inboard, improves the heat dispersion of motor.
More specifically, terminal box 20 is installed at 1 top of casing, be equipped with pencil assembly 21 on terminal box 20, 1 bottom welding of casing has support frame 22, support frame 22 bottom is equipped with mount pad 23, just be equipped with the mounting hole on the mount pad 23, the fixed mounting motor of being convenient for, stator winding 10 evenly twines on stator core 9, rotor winding 12 evenly twines on rotor core 11, casing 1 is equipped with sealing ring 24 with rear end cap 3 junction outside, just 24 threaded connection shells of sealing ring and rear end cap 3 improve the leakproofness, be equipped with dust cover 25 on the rear end cap 3, just heat dissipation fan 19 one side is located to dust cover 25, avoids the dust to get into, 1 surface of casing is equipped with the strengthening rib, improves casing 1's intensity.
Example 2
As shown in fig. 3, the inner wall of the protection plate 4 is provided with silencing cotton 26, and the silencing cotton 26 is arranged between the support pillars 8 and used for absorbing noise generated during operation of the motor and reducing influence of the noise.
The utility model discloses the theory of operation: during the use, explosion-proof plate 5 is used for strengthening the motor, prevents the motor explosion, and the motor is further protected to guard plate 4, and supporting shoe 7 and support column 8 are used for applying the holding power on explosion-proof plate 5, improve explosion-proof plate 5's protection dynamics, and heat dissipation fan 19 is used for improving the radiating efficiency of motor, and external water gets into is avoided to thermovent 17 and check valve 18, improves the sealing performance of motor, has improved the waterproof explosion-proof performance of motor, is favorable to improving the security performance of motor.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (7)
1. A waterproof flame-proof type variable-frequency speed-regulation three-phase asynchronous motor comprises a casing (1) and is characterized in that two ends of the casing (1) are respectively connected with a front end cover (2) and a rear end cover (3), a protection plate (4) is arranged on the inner side of the casing (1), a flame-proof plate (5) is arranged on the inner side of the protection plate (4), a positioning groove (6) is arranged on the outer surface of the flame-proof plate (5), a support block (7) is arranged in the positioning groove (6), a support column (8) is fixedly connected with the support block (7), the support column (8) is connected with the protection plate (4), a stator core (9) is arranged on the inner side of the flame-proof plate (5), a stator winding (10) is arranged on the stator core (9), a rotor core (11) is arranged on the inner side of the, rotor core (11) inboard is equipped with motor shaft (13), be equipped with axle sleeve (14) and bearing (15) between motor shaft (13) and front end housing (2), be connected with between casing (1) and rear end cap (3) baffle (16), be equipped with heat dissipation export (17) on baffle (16), be equipped with check valve (18) on heat dissipation export (17), heat dissipation fan (19) are installed to rear end cap (3) inboard.
2. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: the junction box (20) is installed at the top of the machine shell (1), and a wiring harness assembly (21) is arranged on the junction box (20).
3. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: the welding of casing (1) bottom has support frame (22), support frame (22) bottom is equipped with mount pad (23), just be equipped with the mounting hole on mount pad (23).
4. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: the stator winding (10) is uniformly wound on the stator iron core (9), and the rotor winding (12) is uniformly wound on the rotor iron core (11).
5. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: the sealing device is characterized in that a sealing ring (24) is arranged on the outer side of the joint of the casing (1) and the rear end cover (3), and the sealing ring (24) is in threaded connection with the casing body and the rear end cover (3).
6. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: and a dust cover (25) is arranged on the rear end cover (3), and the dust cover (25) is arranged on one side of the heat dissipation fan (19).
7. The waterproof flame-proof type variable-frequency speed-regulating three-phase asynchronous motor according to claim 1, characterized in that: and reinforcing ribs are arranged on the outer surface of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106850.4U CN209982224U (en) | 2019-07-16 | 2019-07-16 | Waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106850.4U CN209982224U (en) | 2019-07-16 | 2019-07-16 | Waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209982224U true CN209982224U (en) | 2020-01-21 |
Family
ID=69267241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921106850.4U Active CN209982224U (en) | 2019-07-16 | 2019-07-16 | Waterproof flame-proof type variable frequency speed regulation three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209982224U (en) |
-
2019
- 2019-07-16 CN CN201921106850.4U patent/CN209982224U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 214000 No.22, Hongxiang Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province Patentee after: Wuxi Nanyang Motor Technology Co.,Ltd. Address before: 508-1501, gaolang East Road, Wuxi City, Jiangsu Province, 214000 Patentee before: Wuxi Nanyang Motor Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |