CN215682061U

CN215682061U - Medium-sized high-efficiency high-voltage three-phase asynchronous motor

Info

Publication number: CN215682061U
Application number: CN202122221471.3U
Authority: CN
Inventors: 潘宇; 赵乐
Original assignee: Shenyang Electric Machinery Manufacturing Co ltd
Current assignee: Shenyang Electric Machinery Manufacturing Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-01-28
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to a medium-sized high-efficiency high-voltage three-phase asynchronous motor, which belongs to the technical field of induction motors and comprises a mounting box body, wherein the top of the mounting box body is fixedly provided with a plugging cover. According to the utility model, when the stator winding and the stator iron core drive the rotating shaft to rotate, the rotating shaft drives the cooling fan to rotate, so that the cooling fan can suck air from the outside of the fan box and enter the inner wall of the blocking cover through the air delivery pipe, the cooling air can dissipate heat of equipment arranged in the box body under the action of the air guide slope in the blocking cover, and the cooling wind energy can cool the heat exchange plate, so that the heat exchange plate can cool cooling liquid on the inner wall of the heat exchange copper pipe, the heat exchange copper pipe is replaced with the cooling liquid in the water cooling pipe through the water pump equipment, so that the water cooling pipe can uniformly dissipate heat of the whole equipment arranged in the box body, the problem that the rapidly increased heat is difficult to process only through air cooling heat dissipation is solved, the motor equipment can be rapidly cooled to an appropriate temperature, and the service life of the equipment is prolonged.

Description

Medium-sized high-efficiency high-voltage three-phase asynchronous motor

Technical Field

The utility model relates to the technical field of induction motors, in particular to a medium-sized high-efficiency high-voltage three-phase asynchronous motor.

Background

A three-phase asynchronous motor is a kind of induction motor, and is a kind of motor powered by 380V three-phase alternating current (phase difference 120 degrees) which is simultaneously switched in, and because the rotor and stator rotating magnetic field of the three-phase asynchronous motor rotate in the same direction and at different rotating speeds, there is slip ratio, so the motor is called a three-phase asynchronous motor. The rotating speed of the rotor of the three-phase asynchronous motor is lower than that of a rotating magnetic field, and the rotor winding generates electromotive force and current due to relative motion between the rotor winding and the magnetic field and interacts with the magnetic field to generate electromagnetic torque so as to realize energy conversion.

When the conventional medium-sized three-phase asynchronous motor is used for high-efficiency high-voltage rotation operation for a long time, the heat which is rapidly increased is difficult to be discharged by internal equipment only through wind power heat dissipation, so that the service life of the equipment is shortened, and the resource waste is caused.

Disclosure of Invention

The utility model provides a medium-sized high-efficiency high-voltage three-phase asynchronous motor, which solves the problems in the prior art.

The scheme for solving the technical problems is as follows: a middle-sized high-efficiency high-pressure three-phase asynchronous motor comprises a placement box body, wherein a blocking cover is fixedly installed at the top of the placement box body, a fan box is fixedly installed at the position, close to the right edge, of the bottom of the blocking cover, a wind delivery pipe is connected to the top of the inner wall of the fan box in a penetrating manner, bearing frames are fixedly installed at the middle positions of the two sides of the placement box body, a rotating shaft is connected to the middle position of the left side of each bearing frame in a penetrating manner, a rotor is fixedly connected to the middle position of the outer wall of the rotating shaft, a stator winding is sleeved on the outer wall of the rotor, a stator iron core is sleeved on the outer wall of the stator winding, a connecting frame is fixedly installed on the outer wall of the stator iron core, a water cooling pipe is connected to the positive surface of the connecting frame in a penetrating manner, water pump equipment is connected to the top of the water cooling pipe in a penetrating manner, a heat exchange copper pipe is fixedly communicated with the top of the water pump equipment, and a bearing plate is fixedly installed at the position, close to the top edge of the inner wall of the placement box body, the top fixed mounting of bearing plate has the heat transfer board, the right side fixed mounting of pivot has cooling blower.

On the basis of the technical scheme, the utility model can be further improved as follows.

Further, the inner wall left side of shutoff lid is close to top edge and is provided with the wind-guiding slope, just the hole of airing exhaust has been seted up in the left side of shutoff lid, and the downthehole wall fixed mounting that just airs exhaust has the dust screen.

Furthermore, the right side of the fan box is provided with an air inlet hole matched with the heat dissipation fan, and the inner wall of the air inlet hole is provided with an arc slope.

Further, settle the positive surface of box and be close to intermediate position fixed mounting and have the accuse electronic box, just settle the outer wall both sides of box and be close to top edge fixed mounting and have the bearing otic placode, the both sides fixed mounting of shutoff lid has the hoist and mount frame.

Further, the bottom of the fan box is arranged to be of an arc-shaped structure matched with the heat dissipation fan.

Furthermore, the left side of the fan box is provided with a through hole matched with the rotating shaft, and the inner wall of the through hole is fixedly provided with a bearing frame.

Furthermore, the front surface of the heat exchange plate is provided with a heat transfer hole matched with the heat exchange copper pipe, and the inner wall of the heat transfer hole is connected with the heat exchange copper pipe in a sliding manner.

Furthermore, the water pump equipment is arranged into two groups and is fixedly communicated with the heat exchange copper pipe through a water cooling pipe.

The utility model provides a medium-sized high-efficiency high-voltage three-phase asynchronous motor, which has the following advantages:

when stator winding and stator core drive pivot rotated, the pivot drove radiator fan and rotates and make radiator fan can get into the inner wall of shutoff lid through the defeated tuber pipe by the outside suction air of fan case, the inside equipment of box is dispelled the heat to settling under the effect of the inside wind-guiding slope of shutoff lid to the cooling wind energy, and the heat energy that dispels the heat can cool down to the heat transfer board, make the heat transfer board can cool down heat exchange copper pipe inner wall coolant liquid, the heat exchange copper pipe passes through water pump equipment and the inside coolant liquid replacement of water-cooling pipe, make the water-cooling pipe can evenly dispel the heat to settling the equipment of box inside wholly, prevent only to be difficult to handle the thermal problem of rapid increase with the forced air cooling heat dissipation, make electrical equipment can rapid cooling to suitable temperature, improve equipment's life.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a medium-sized high-efficiency high-voltage three-phase asynchronous motor according to an embodiment of the present invention;

fig. 2 is a three-dimensional effect diagram of a medium-sized high-efficiency high-voltage three-phase asynchronous motor according to an embodiment of the present invention;

fig. 3 is a side view of a middle-sized high-efficiency high-voltage three-phase asynchronous motor according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a heat exchange plate in a medium-sized high-efficiency high-voltage three-phase asynchronous motor according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. arranging a box body; 2. a blocking cover; 3. a fan case; 4. a wind delivery pipe; 5. a bearing bracket; 6. a rotating shaft; 7. a rotor; 8. a stator winding; 9. a stator core; 10. a connecting frame; 11. a water-cooled tube; 12. a water pump device; 13. a heat exchange copper pipe; 14. a bearing plate; 15. a heat exchange plate; 16. a heat radiation fan; 17. an electric control box; 18. a load bearing ear panel; 19. and (4) hoisting frames.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a medium-sized high-efficiency high-voltage three-phase asynchronous motor comprises a placing box body 1, a plugging cover 2 is fixedly installed at the top of the placing box body 1, a fan box 3 is fixedly installed at the bottom of the plugging cover 2 close to the edge of the right side, an air delivery pipe 4 is connected at the top of the inner wall of the fan box 3 in a penetrating manner, bearing frames 5 are fixedly installed at the middle positions of the two sides of the placing box body 1, a rotating shaft 6 is connected at the middle position of the left side of each bearing frame 5 in a penetrating manner, a rotor 7 is fixedly connected at the middle position of the outer wall of the rotating shaft 6, a stator winding 8 is sleeved on the outer wall of the rotor 7, a stator core 9 is sleeved on the outer wall of the stator winding 8, a connecting frame 10 is fixedly installed on the outer wall of the stator core 9, a water cooling pipe 11 is connected on the front surface of the connecting frame 10 in a penetrating manner, a water pump device 12 is connected at the top of the water cooling pipe 11 in a penetrating manner, a heat exchange copper pipe 13 is fixedly connected at the top of the water pump device 12, the inner wall of the box body 1 is fixedly provided with a bearing plate 14 close to the top edge, the top of the bearing plate 14 is fixedly provided with a heat exchange plate 15, and the right side of the rotating shaft 6 is fixedly provided with a cooling fan 16.

Preferably, the inner wall left side of shutoff lid 2 is close to top edge and is provided with the wind-guiding slope, and the left side of shutoff lid 2 has seted up the hole of airing exhaust, and the downthehole wall fixed mounting that airs exhaust has the dust screen.

Preferably, the right side of the fan case 3 is provided with an air inlet hole matched with the heat dissipation fan 16, and the inner wall of the air inlet hole is provided with an arc slope.

Preferably, the front surface of the box body 1 is fixedly provided with an electric control box 17 close to the middle position, the two sides of the outer wall of the box body 1 are fixedly provided with bearing ear plates 18 close to the top edge, and the two sides of the blocking cover 2 are fixedly provided with a hoisting frame 19.

Preferably, the bottom of the fan case 3 is configured in an arc structure adapted to the heat dissipation fan 16.

Preferably, a through hole matched with the rotating shaft 6 is formed in the left side of the fan case 3, and a bearing frame 5 is fixedly mounted on the inner wall of the through hole.

Preferably, the front surface of the heat exchange plate 15 is provided with a heat transfer hole matched with the heat exchange copper pipe 13, and the inner wall of the heat transfer hole is connected with the heat exchange copper pipe 13 in a sliding manner.

Preferably, the water pump devices 12 are arranged in two groups and fixedly communicated with the heat exchange copper pipe 13 through the water cooling pipe 11.

The specific working principle and the using method of the utility model are as follows: when stator winding 8 and stator core 9 drive pivot 6 rotate, pivot 6 drives cooling fan 16 and rotates and makes cooling fan 16 can get into the inner wall of shutoff lid 2 through defeated tuber pipe 4 by the outside suction air of fan case 3, the cooling wind dispels the heat to the equipment of settling box 1 inside under the effect of the inside wind-guiding slope of shutoff lid 2, and the wind energy that dispels the heat can cool down heat exchanger plate 15, make heat exchanger plate 15 can cool down heat exchanger copper 13 inner wall coolant liquid, heat exchanger copper 13 is through the inside coolant liquid replacement of water pump equipment 12 with water-cooling pipe 11, make water-cooling pipe 11 can evenly dispel the heat to the whole equipment of settling box 1 inside, prevent to only be difficult to handle the problem of the heat of rapid increase with the forced air cooling heat dissipation, make electrical machinery can cool down to suitable temperature fast, improve equipment's life.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a medium-sized high-efficient high pressure three-phase asynchronous motor, is including settling box (1), its characterized in that: the top of the box body (1) is fixedly provided with a plugging cover (2), the bottom of the plugging cover (2) is close to the edge of the right side and is fixedly provided with a fan box (3), the top of the inner wall of the fan box (3) is connected with an air transmission pipe (4) in a penetrating way, the two sides of the box body (1) are fixedly provided with bearing frames (5) in the middle positions, the left side middle position of each bearing frame (5) is connected with a rotating shaft (6) in a penetrating way, the outer wall middle position of each rotating shaft (6) is fixedly connected with a rotor (7), the outer wall of each rotor (7) is sleeved with a stator winding (8), the outer wall of each stator winding (8) is sleeved with a stator core (9), the outer wall of each stator core (9) is fixedly provided with a connecting frame (10), the positive surface of each connecting frame (10) is connected with a water cooling pipe (11) in a penetrating way, the top of each water cooling pipe (11) is connected with a water pump device (12), the fixed intercommunication in top of water pump equipment (12) has heat transfer copper pipe (13), the inner wall of settling box (1) is close to top edge fixed mounting and has bearing plate (14), the top fixed mounting of bearing plate (14) has heat transfer board (15), the right side fixed mounting of pivot (6) has cooling fan (16).

2. The medium-sized high-efficiency high-voltage three-phase asynchronous motor according to claim 1, wherein a wind guide slope is arranged on the left side of the inner wall of the blocking cover (2) near the top edge, an air exhaust hole is formed in the left side of the blocking cover (2), and a dust screen is fixedly mounted on the inner wall of the air exhaust hole.

3. The medium-sized high-efficiency high-voltage three-phase asynchronous motor according to claim 1, wherein an air inlet hole matched with the heat dissipation fan (16) is formed in the right side of the fan box (3), and an arc-shaped slope is formed on the inner wall of the air inlet hole.

4. The medium-sized high-efficiency high-voltage three-phase asynchronous motor according to claim 1, wherein the front surface of the installation box body (1) is fixedly provided with an electric control box (17) near the middle position, the two sides of the outer wall of the installation box body (1) are fixedly provided with bearing ear plates (18) near the top edge, and the two sides of the plugging cover (2) are fixedly provided with hoisting frames (19).

5. The middle-sized high-efficiency high-voltage three-phase asynchronous motor according to claim 1, wherein the bottom of the fan case (3) is provided in an arc-shaped structure adapted to the heat dissipation fan (16).

6. The medium-sized high-efficiency high-voltage three-phase asynchronous motor according to claim 1, wherein a through hole matched with the rotating shaft (6) is formed in the left side of the fan box (3), and a bearing frame (5) is fixedly mounted on the inner wall of the through hole.

7. The medium-sized high-efficiency high-pressure three-phase asynchronous motor according to claim 4, wherein the front surface of the heat exchange plate (15) is provided with heat transfer holes matched with the heat exchange copper pipes (13), and the inner walls of the heat transfer holes are slidably connected with the heat exchange copper pipes (13).

8. The medium-sized high-efficiency high-pressure three-phase asynchronous motor as claimed in claim 4, wherein the water pump devices (12) are arranged in two groups and fixedly communicated with the heat exchange copper pipe (13) through the water cooling pipe (11).