CN215656838U

CN215656838U - Large three-phase synchronous motor for mine grinder

Info

Publication number: CN215656838U
Application number: CN202122220715.6U
Authority: CN
Inventors: 王云飞; 潘宇
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 large three-phase synchronous motor for a mine grinder, which belongs to the technical field of induction motors and comprises a fixed base, wherein a bearing frame is fixedly arranged at the top of the fixed base close to the right edge. According to the utility model, air is sucked from the front surface of the purification box, the spraying equipment can atomize and spray water in the water supply pipe, so that dust and fine particles mixed in the air can be brought out by the water, the heating equipment heats and heats the copper column to evaporate water mist discharged by the spraying equipment and prevent the water from being brought into the equipment to influence use, the heating copper column cools the heat exchange plate, so that the temperature of the air passing through the heat exchange plate is reduced, the refrigeration effect of the air discharged into an air suction hole is improved, the purification box is used at the air suction hole of the equipment to carry out multi-section filtration on the sucked air, so that when the equipment is driven to operate in a mine environment, the sucked heat dissipation wind energy can be purified, and the problem that the sand and stone brought into the equipment during operation influence normal use is solved.

Description

Large three-phase synchronous motor for mine grinder

Technical Field

The utility model relates to the technical field of induction motors, in particular to a large three-phase synchronous motor for a mine grinder.

Background

Three-phase synchronous motor, i.e. three-phase symmetrical current is introduced into the three-phase winding of the stator, and direct current is introduced into the excitation winding of the rotor. When three-phase alternating current is introduced into the three-phase symmetrical winding of the stator, a rotating magnetic field is generated in the air gap. When direct current is introduced into the rotor excitation winding, a static magnetic field with constant polarity is generated. If the number of the magnetic pole pairs of the rotor magnetic field is equal to that of the magnetic pole pairs of the stator magnetic field, the rotor magnetic field synchronously rotates along with the stator rotating magnetic field under the action of the magnetic pulling force of the stator magnetic field, namely, the rotor rotates at the speed and in the direction which are equal to those of the rotating magnetic field.

When the existing large three-phase synchronous motor is used for driving in a mine environment, the heat dissipation holes are difficult to efficiently remove dust and solid particles mixed under the condition of ensuring the heat dissipation efficiency when the air is pumped into the heat dissipation holes, so that the rotating shaft equipment operates in the environment with more dust and solid particles, and the service life is influenced.

Disclosure of Invention

The utility model provides a large three-phase synchronous motor for a mine grinder, which solves the problems in the background technology.

The scheme for solving the technical problems is as follows: the utility model provides a mine is large-scale three-phase synchronous motor for mill, includes fixed baseplate, fixed baseplate's top is close to right side edge fixed mounting has the bearing bracket, the left side intermediate position fixed mounting of bearing bracket has the pivot, the outer wall fixed mounting of pivot has the rotor wheel, the outer wall cover of rotor wheel is equipped with the drive frame, the outer wall of drive frame is close to intermediate position fixed mounting and has the heat exchanger that looses, the positive fixed surface of heat exchanger installs air exhaust duct, air exhaust duct's bottom fixedly connected with purifying box, the top of purifying box is close to positive surface edge through connection and has the connecting pipe, the fixed intercommunication in top of connecting pipe has continuous water pipe, the top intermediate position fixed mounting of purifying box has firing equipment, the top of purifying box is close to firing equipment rear surface fixed mounting and has the cooling box.

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

Further, the mounting hole with heating equipment looks adaptation is seted up at the top of purifying box, just heating equipment's bottom fixed mounting has the heating copper post.

Further, the inner wall of the cooling box is close to the top and is fixedly provided with a cooling fan, the bottom of the cooling box is fixedly provided with a heat exchange plate, the top of the purifying box is provided with a placement hole matched with the heat exchange plate, and the inner wall of the placement hole is fixedly connected with the heat exchange plate.

Further, the inner wall bottom of purifying box is close to right side edge and sets up to the arc structure.

Further, the front surface of the outer wall of the heat dissipation cover is provided with an air exhaust hole.

Furthermore, the middle position of the top of the fixed base is provided with a mounting groove matched with the driving frame, and the inner wall of the mounting groove is fixedly connected with the driving frame.

Further, the bottom of connecting pipe is fixed the intercommunication has spraying apparatus, just spraying apparatus's top and the inner wall top fixed connection of purifying box, the bottom of purifying box is close to left side edge and offers the wash port with spraying apparatus looks adaptation, and wash port inner wall fixed mounting prevents the piece net.

Further, the left side of purifying box is fixed and is seted up the gas transmission hole, and gas transmission hole inner wall fixed mounting has the dust screen.

The utility model provides a large three-phase synchronous motor for a mine grinder, which has the following advantages:

the driving frame drives the rotor wheel to drive the rotating shaft to rotate, so that the air suction holes formed in the front surface of the heat dissipation cover are driven by the rotor wheel to suck air inwards to cool the equipment, the sucked air is sucked from the front surface of the purification box, the spraying equipment can atomize and spray water in the water supply pipe, so that dust and fine particles mixed in the air can be brought out by water, the heating equipment heats the heating copper column to evaporate water mist discharged by the spraying equipment, the water is prevented from being brought into the equipment to influence the use, the heating copper column cools the heat exchange plate, so that the temperature of the air passing through the heat exchange plate is reduced, the refrigeration effect of the air discharged from the air suction hole is improved, the air sucked by the air suction hole of the equipment is filtered by the purification box in multiple sections, so that when the equipment is driven in a mine environment, the absorbed heat dissipation wind can be purified, and the problem that the normal use is influenced by the particulate sand brought in when the equipment runs is prevented.

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 three-dimensional effect diagram of a large three-phase synchronous motor for a mine grinder according to an embodiment of the utility model;

fig. 2 is a schematic structural diagram of a purifying box in a large three-phase synchronous motor for a mine grinder according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a heat dissipation cover in a large three-phase synchronous motor for a mine grinder according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a cooling box in a large three-phase synchronous motor for a mine grinder according to an embodiment of the present invention.

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

1. a fixed base; 2. a bearing bracket; 3. a rotating shaft; 4. a rotor wheel; 5. a driving frame; 6. a heat dissipation cover; 7. an air extraction pipeline; 8. a purification box; 9. a connecting pipe; 10. a water feeding pipe; 11. a heating device; 12. a cooling box; 13. heating the copper column; 14. a cooling fan; 15. a heat exchange plate; 16. an air exhaust hole; 17. a spraying device.

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 large-scale three-phase synchronous motor is used to mine mill, including fixed baseplate 1, fixed baseplate 1's top is close to right side edge fixed mounting has bearing frame 2, bearing frame 2's left side intermediate position fixed mounting has pivot 3, the outer wall fixed mounting of pivot 3 has rotor wheel 4, the outer wall cover of rotor wheel 4 is equipped with drive frame 5, the outer wall of drive frame 5 is close to intermediate position fixed mounting has heat exchanger 6, the positive fixed surface of heat exchanger 6 installs suction line 7, suction line 7's bottom fixedly connected with purifying box 8, the top of purifying box 8 is close to positive surface edge through connection has connecting pipe 9, the fixed intercommunication in top of connecting pipe 9 has water pipe 10, the top intermediate position fixed mounting of purifying box 8 has heating equipment 11, the top of purifying box 8 is close to heating equipment 11 rear surface fixed mounting has cooling box 12.

Preferably, the top of the purification box 8 is provided with a mounting hole matched with the heating device 11, and the bottom of the heating device 11 is fixedly provided with a heating copper column 13.

Preferably, the inner wall of the cooling box 12 is provided with a cooling fan 14 near the top, the bottom of the cooling box 12 is provided with a heat exchange plate 15, the top of the purification box 8 is provided with a placement hole matched with the heat exchange plate 15, and the inner wall of the placement hole is fixedly connected with the heat exchange plate 15.

Preferably, the bottom of the inner wall of the purifying box 8 is arranged to be an arc-shaped structure close to the right edge.

Preferably, the front surface of the outer wall of the heat dissipation cover 6 is provided with an air exhaust hole 16.

Preferably, the middle position of the top of the fixed base 1 is provided with a mounting groove matched with the driving frame 5, and the inner wall of the mounting groove is fixedly connected with the driving frame 5.

Preferably, the bottom of connecting pipe 9 is fixed the intercommunication has spraying apparatus 17, and spraying apparatus 17's top and the inner wall top fixed connection of purifying box 8, and the bottom of purifying box 8 is close to left side edge and offers the wash port with spraying apparatus 17 looks adaptation, and wash port inner wall fixed mounting has prevents the piece net.

Preferably, the left side of the purification box 8 is fixedly provided with a gas transmission hole, and the inner wall of the gas transmission hole is fixedly provided with a dust screen.

The specific working principle and the using method of the utility model are as follows: the driving frame 5 drives the rotor wheel 4 to drive the rotating shaft 3 to rotate, so that the air suction holes 16 formed in the front surface of the heat dissipation cover 6 suck air inwards under the driving of the rotor wheel 4 to cool the equipment, the sucked air is sucked in from the front surface of the purification box 8, the spraying equipment 17 can atomize and spray water in the water supply pipe 10, so that dust and fine particles mixed in the air can be brought out by the water, the heating equipment 11 heats and heats the copper columns 13 to evaporate the water fog discharged by the spraying equipment 17, so as to prevent the water from being brought into the equipment to influence the use, the heating copper columns 13 cool the heat exchange plate 15, so that the temperature of the air passing through the heat exchange plate 15 is reduced, the refrigeration effect of the air discharged into the air through the air suction holes 16 is improved, the purification box 8 is used for multi-section filtering of the sucked air at the air suction holes 16 of the equipment, and the sucked heat dissipation wind energy can be purified when the equipment is driven to operate in a mine environment, the problem that the normal use is influenced by the granular sand carried in the operation of the equipment is prevented.

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 mine is large-scale three-phase synchronous motor for mill, includes fixed baseplate (1), its characterized in that: the top of the fixed base (1) is close to the right side edge and is fixedly provided with a bearing frame (2), the left side middle position of the bearing frame (2) is fixedly provided with a rotating shaft (3), the outer wall of the rotating shaft (3) is fixedly provided with a rotor wheel (4), the outer wall of the rotor wheel (4) is sleeved with a driving frame (5), the outer wall of the driving frame (5) is close to the middle position and is fixedly provided with a heat dissipation cover (6), the positive surface of the heat dissipation cover (6) is fixedly provided with an air exhaust pipeline (7), the bottom of the air exhaust pipeline (7) is fixedly connected with a purification box (8), the top of the purification box (8) is close to the positive surface edge and is in through connection with a connecting pipe (9), the top of the connecting pipe (9) is fixedly communicated with a water filling pipe (10), the top middle position of the purification box (8) is fixedly provided with a heating device (11), the top of the purifying box (8) is fixedly provided with a cooling box (12) close to the rear surface of the heating device (11).

2. The large-scale three-phase synchronous motor for the mine grinder as recited in claim 1, wherein a mounting hole matched with the heating device (11) is formed in the top of the purifying box (8), and a heating copper column (13) is fixedly mounted at the bottom of the heating device (11).

3. The large-scale three-phase synchronous motor for the mine grinder as recited in claim 1, wherein a cooling fan (14) is fixedly installed on the inner wall of the cooling box (12) near the top, a heat exchange plate (15) is fixedly installed at the bottom of the cooling box (12), a placement hole matched with the heat exchange plate (15) is formed in the top of the purification box (8), and the inner wall of the placement hole is fixedly connected with the heat exchange plate (15).

4. The large three-phase synchronous motor for the mine grinder as recited in claim 1, wherein the bottom of the inner wall of the purifying box (8) is arranged to be an arc-shaped structure near the right edge.

5. The large three-phase synchronous motor for the mine grinder as recited in claim 1, wherein the front surface of the outer wall of the heat dissipation cover (6) is provided with an air suction hole (16).

6. The large-scale three-phase synchronous motor for the mine grinder as claimed in claim 1, wherein a mounting groove matched with the driving frame (5) is formed in the middle position of the top of the fixed base (1), and the inner wall of the mounting groove is fixedly connected with the driving frame (5).

7. The large-scale three-phase synchronous motor for the mine grinder is characterized in that the bottom of the connecting pipe (9) is fixedly communicated with a spraying device (17), the top of the spraying device (17) is fixedly connected with the top of the inner wall of the purifying box (8), a drain hole matched with the spraying device (17) is formed in the bottom of the purifying box (8) close to the left edge, and a block prevention net is fixedly installed on the inner wall of the drain hole.

8. The large-scale three-phase synchronous motor for the mine grinder as claimed in claim 4, wherein the left side of the purification box (8) is fixedly provided with an air delivery hole, and the inner wall of the air delivery hole is fixedly provided with a dust screen.