CN218371160U - Mine hoist with built-in motor - Google Patents
Mine hoist with built-in motor Download PDFInfo
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- CN218371160U CN218371160U CN202222965859.9U CN202222965859U CN218371160U CN 218371160 U CN218371160 U CN 218371160U CN 202222965859 U CN202222965859 U CN 202222965859U CN 218371160 U CN218371160 U CN 218371160U
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- permanent magnet
- double
- output
- magnet synchronous
- synchronous motor
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Abstract
The utility model particularly relates to a built-in mine winder of motor has solved the current problem that area is big that all exists for two kinds of driving system that provide power for mine winder. A mine hoist with built-in motor, the inner cavity of the cylinder is equipped with a double-output-shaft outer rotor permanent magnet synchronous motor; two bearings are fixedly sleeved at two ends of a central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the outer rings of the two bearings are respectively and fixedly sleeved with a support ring; the outer side plates of the two support rings are fixedly connected with two end walls of the roller respectively, and the inner side plates of the two support rings are fixedly connected with two end covers of the double-output-shaft outer rotor permanent magnet synchronous motor respectively. The utility model realizes the purpose of arranging the double-output-shaft outer rotor permanent magnet synchronous motor in the roller of the mine hoist, and further reduces the floor area of the mine hoist; meanwhile, the problem of torque transmission caused by the built-in double-output-shaft outer rotor permanent magnet synchronous motor is solved.
Description
Technical Field
The utility model relates to a mine promotes technical field, specifically is a built-in mine winder of motor.
Background
At present, a mine hoist mainly comprises a power system, a roller and the like, wherein the existing power system mainly comprises: the mine hoist is powered by a common explosion-proof asynchronous motor and a speed reducer, and the power system is positioned on the outer side of a drum of the mine hoist, so that the occupied area is large; and secondly, after technical improvement, a more advanced frequency converter and an explosion-proof permanent magnet synchronous motor are adopted to provide power for the mine hoist, and the power system is also positioned on the outer side of a roller of the mine hoist, so that the occupied area is larger.
Based on this, there is a need for a mine hoist with a built-in motor to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve two kinds of driving systems that have now for mine winder provides power and all have the big problem of area, provide a built-in mine winder of motor.
The utility model discloses an adopt following technical scheme to realize:
a mine hoist with a built-in motor comprises a roller; the inner cavity of the roller is provided with a double-output-shaft outer rotor permanent magnet synchronous motor; two bearings are fixedly sleeved at two ends of a central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the outer rings of the two bearings are respectively and fixedly sleeved with a support ring with a U-shaped section; the outer side plates of the two support rings are fixedly connected with two end walls of the roller respectively, and the inner side plates of the two support rings are fixedly connected with two end covers of the double-output-shaft outer rotor permanent magnet synchronous motor respectively.
Furthermore, the outer side plates of the two support rings are fixedly connected with the two end walls of the drum through two flanges respectively.
Furthermore, a water cooling jacket is clamped between a stator and a central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor, a first water diversion channel and a second water diversion channel which are distributed up and down are arranged between the right end face and the side face of the central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor in a run-through mode, the first water diversion channel is communicated with a water inlet of the water cooling jacket, and the second water diversion channel is communicated with a water outlet of the water cooling jacket.
Furthermore, a lead channel is arranged between the left end face and the side face of the central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor in a penetrating mode.
Furthermore, two inner explosion-proof rings and two outer explosion-proof rings are fixedly sleeved at two ends of a central shaft of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the two inner side explosion-proof rings are respectively in rotary contact with the inner side edges of the two support rings; the two outer explosion-proof rings are respectively in rotary contact with the outer sides of the two support rings.
The utility model has reasonable and reliable structural design, realizes the purpose of arranging the double-output-shaft outer rotor permanent magnet synchronous motor in the roller of the mine hoist, and further reduces the floor area of the mine hoist; meanwhile, the problem of torque transmission caused by the built-in double-output-shaft outer rotor permanent magnet synchronous motor is solved, and the working efficiency of the double-output-shaft outer rotor permanent magnet synchronous motor is improved; furthermore, the explosion-proof performance of the double-output-shaft outer rotor permanent magnet synchronous motor is ensured; has the advantage of energy conservation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the bearing and support ring.
In the figure: 1-roller, 2-central shaft, 3-bearing, 4-support ring, 5-end cover, 6-flange, 7-stator, 8-water cooling jacket, 9-first water diversion channel, 10-second water diversion channel, 11-inner explosion-proof ring, 12-outer explosion-proof ring and 13-lead channel.
Detailed Description
A mine hoist with a built-in motor is shown in figures 1 and 2 and comprises a roller 1; the inner cavity of the roller 1 is provided with a double-output-shaft outer rotor permanent magnet synchronous motor; two bearings 3 are fixedly sleeved at two ends of a central shaft 2 of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the outer rings of the two bearings 3 are respectively and fixedly sleeved with a support ring 4 with a U-shaped section; the outer side plates of the two support rings 4 are respectively and fixedly connected with the two end walls of the roller 1, and the inner side plates of the two support rings 4 are respectively and fixedly connected with the two end covers 5 of the double-output-shaft outer rotor permanent magnet synchronous motor.
In the utility model, the double-output-shaft outer rotor permanent magnet synchronous motor is arranged in the inner cavity of the roller 1, so that the outer space of the mine hoist is not occupied, and the working area occupied by the whole mine hoist is improved; the support ring 4 realizes the connection between the double-output-shaft outer rotor permanent magnet synchronous motor and the roller 1, can transmit the torque of the double-output-shaft outer rotor permanent magnet synchronous motor to the roller 1, enables the roller 1 to rotate, and can not transmit other vertical forces borne by the roller 1 to the explosion-proof joint surface of the double-output-shaft outer rotor permanent magnet synchronous motor, thereby ensuring the explosion-proof performance of the double-output-shaft outer rotor permanent magnet synchronous motor and improving the working efficiency of the double-output-shaft outer rotor permanent magnet synchronous motor.
When the double-output-shaft outer rotor permanent magnet synchronous motor works, after the double-output-shaft outer rotor permanent magnet synchronous motor is electrified, the stator winding generates a magnetic field, the permanent magnet on the inner side of the rotor interacts with the magnetic field to generate driving torque, then the rotor and the end cover 5 start to rotate, the driving torque is transmitted to the roller 1 through the support ring 4 and the bearing 3, and the roller 1 starts to rotate, so that the purpose of transmitting the driving torque of the double-output-shaft outer rotor permanent magnet synchronous motor to the roller 1 is achieved, and the torque transmission problem after the double-output-shaft outer rotor permanent magnet synchronous motor is built in is solved; meanwhile, the problem that two power systems for providing power for the mine hoist have large occupied area is solved.
As shown in fig. 1, the outer side plates of the two support rings 4 are fixedly connected to the two end walls of the drum 1 by two flanges 6, respectively.
The structural design of the flange 6 realizes the reliable connection of the support ring 4 and the roller 1, and the structural stability of the device is improved.
As shown in the attached drawing 1, a water cooling jacket 8 is clamped between a stator 7 of the double-output-shaft outer rotor permanent magnet synchronous motor and a central shaft 2, a first water diversion channel 9 and a second water diversion channel 10 which are distributed up and down are arranged between the right end face and the side face of the central shaft 2 of the double-output-shaft outer rotor permanent magnet synchronous motor in a penetrating manner, the first water diversion channel 9 is communicated with a water inlet of the water cooling jacket 8, and the second water diversion channel 10 is communicated with a water outlet of the water cooling jacket 8.
The structure design can cool the interior of the double-output-shaft outer rotor permanent magnet synchronous motor, and the water flow takes away heat on the stator winding when passing through;
when the water tank works, the first water diversion channel 9 is communicated with the water outlet of the water pump, and then the water inlet of the water pump is communicated with the water outlet of the water tank; communicating the second diversion channel 10 with the water inlet of the water tank; and then, starting the water pump, wherein water flow in the water tank returns to the water tank after passing through the water pump, the first water diversion channel 9, the water cooling jacket 8 and the second water diversion channel 10, and in the process, the water flow carries away heat on the stator winding when passing through the water cooling jacket 8, so that the interior of the double-output-shaft outer rotor permanent magnet synchronous motor is cooled.
As shown in fig. 1, a lead channel 13 is perforated between the left end surface and the side surface of the central shaft 2 of the double-output-shaft outer rotor permanent magnet synchronous motor.
The power line of the double-output-shaft outer rotor permanent magnet synchronous motor is connected with an external power supply through a lead channel 13.
As shown in fig. 1, two inner explosion-proof rings 11 and two outer explosion-proof rings 12 are fixedly sleeved at two ends of a central shaft 2 of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the two inner side explosion-proof rings 11 are respectively in rotating contact with the inner side edges of the two support rings 4; the two outer explosion-proof rings 12 are in rotational contact with the outer side edges of the two support rings 4, respectively.
The structural design of the inner explosion-proof ring 11 and the outer explosion-proof ring 12 further increases the explosion-proof performance of the device.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A mine hoist with a built-in motor comprises a roller (1); the method is characterized in that: the inner cavity of the roller (1) is provided with a double-output-shaft outer rotor permanent magnet synchronous motor; two bearings (3) are fixedly sleeved at two ends of a central shaft (2) of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the outer rings of the two bearings (3) are respectively fixedly sleeved with a support ring (4) with a U-shaped section; the outer side plates of the two support rings (4) are fixedly connected with two end walls of the roller (1) respectively, and the inner side plates of the two support rings (4) are fixedly connected with two end covers (5) of the double-output-shaft outer rotor permanent magnet synchronous motor respectively.
2. The mine hoist with built-in motor of claim 1, wherein: the outer side plates of the two support rings (4) are fixedly connected with the two end walls of the roller (1) through two flanges (6) respectively.
3. The mine hoist with built-in motor of claim 1, wherein: a water cooling jacket (8) is clamped between a stator (7) and a central shaft (2) of the double-output-shaft outer rotor permanent magnet synchronous motor, a first water diversion channel (9) and a second water diversion channel (10) which are distributed up and down are arranged between the right end face and the side face of the central shaft (2) of the double-output-shaft outer rotor permanent magnet synchronous motor in a run-through mode, the first water diversion channel (9) is communicated with a water inlet of the water cooling jacket (8), and the second water diversion channel (10) is communicated with a water outlet of the water cooling jacket (8).
4. The mine hoist with built-in motor of claim 1, wherein: a lead channel (13) is arranged between the left end surface and the side surface of the central shaft (2) of the double-output-shaft outer rotor permanent magnet synchronous motor in a penetrating way.
5. The mine hoist with built-in motor of claim 1, wherein: two inner explosion-proof rings (11) and two outer explosion-proof rings (12) are fixedly sleeved at two ends of a central shaft (2) of the double-output-shaft outer rotor permanent magnet synchronous motor respectively; the two inner side explosion-proof rings (11) are respectively in rotating contact with the inner side edges of the two support rings (4); the two outer explosion-proof rings (12) are respectively in rotating contact with the outer sides of the two support rings (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222965859.9U CN218371160U (en) | 2022-11-08 | 2022-11-08 | Mine hoist with built-in motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222965859.9U CN218371160U (en) | 2022-11-08 | 2022-11-08 | Mine hoist with built-in motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218371160U true CN218371160U (en) | 2023-01-24 |
Family
ID=84939142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222965859.9U Active CN218371160U (en) | 2022-11-08 | 2022-11-08 | Mine hoist with built-in motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218371160U (en) |
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2022
- 2022-11-08 CN CN202222965859.9U patent/CN218371160U/en active Active
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