CN210111788U

CN210111788U - Efficient high-voltage generator wind path

Info

Publication number: CN210111788U
Application number: CN201921300470.4U
Authority: CN
Inventors: 王远锋; 石斌
Original assignee: ANHUI DEKE ELECTRICAL TECHNOLOGY Co Ltd
Current assignee: ANHUI DEKE ELECTRICAL TECHNOLOGY Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-02-21
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to a generator, in particular to an efficient high-voltage generator wind path, which comprises a shell, wherein a stator is fixed on the inner wall of the shell, a rotor is arranged inside the stator, the rotor is fixed with one end of a first rotating shaft, the other end of the first rotating shaft penetrates through the end part of the shell and is fixed with a driving wheel, the other end of the shell is provided with a dust filter screen, the dust filter screen is fixed with a mounting plate through a connecting rod, a placing hole is arranged on the mounting plate, a flange is fixed at the rear part of the inner wall of the placing hole, an axial fan is placed inside the placing hole, a pull rod penetrating through the side wall of the placing hole is connected on the mounting plate in a relative sliding manner, a limiting block is fixed; the utility model provides a technical scheme can effectively overcome the relatively poor, defect that can not install radiator fan additional of heat dispersion that prior art exists.

Description

Efficient high-voltage generator wind path

Technical Field

The utility model relates to a generator, concretely relates to efficient high voltage generator wind path.

Background

Along with the development of economic technology, the scale of a power grid is continuously enlarged, the capacity of a single machine of a generator is continuously increased due to market demands such as energy conservation, consumption reduction, sustainable development and the like, and the key problem of the large capacity of the generator is that heat energy generated by various electric and magnetic losses in the generator is transmitted and dissipated, otherwise the heat energy is continuously accumulated to cause the temperature of the internal structure of the generator to be continuously increased, so that the generator is burnt.

The synchronous rotating speed of the turbonator can reach 3000r/min, the centrifugal force borne by a rotor structure is large, the maximum size of the sections of a stator and a rotor of the turbonator is restricted by the limit of the material strength of rotor parts such as a rotating shaft, and the conditions that the capacity is increased by depending on the increase of the section size of a circuit, a magnetic circuit and the like are restricted, so that the design of the large capacity of the turbonator is restricted, and the heat energy transmission and emission generated by electricity and magnetic loss become a design focus and a restriction bottleneck.

The existing generator has poor heat dissipation performance, and a heat dissipation fan cannot be additionally arranged, so that the heat dissipation performance cannot be effectively matched with the capacity of the generator.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the above-mentioned shortcoming that prior art exists, the utility model provides an efficient high voltage generator wind path can effectively overcome the relatively poor, defect that can not install radiator fan additional of heat dispersion that prior art exists.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a high-efficiency high-voltage generator wind path comprises a shell, wherein a stator is fixed on the inner wall of the shell, a rotor is arranged in the stator, the rotor is fixed with one end of a first rotating shaft, the other end of the first rotating shaft penetrates through the end part of the shell and is fixed with a driving wheel, and a dust filter screen is arranged at the other end of the shell;

the dust filter screen is fixed with the mounting plate through a connecting rod, a placing hole is formed in the mounting plate, a flange is fixed at the rear part of the inner wall of the placing hole, an axial flow fan is placed in the placing hole, the mounting plate is relatively and slidably connected with a pull rod penetrating through the side wall of the placing hole, a limiting block is fixed at the end part of the pull rod, a mounting block is fixed on the pull rod, and the mounting block is connected with the outer wall of the mounting plate through a spring;

the air pipe is relatively communicated with the shell, an arc-shaped air deflector is fixed to one end, located on the inner wall of the shell, of the air pipe, the other end of the air pipe extends into the shell, the side wall of the air pipe is hinged to the baffle through a second rotating shaft, the second rotating shaft is fixed to a driving shaft of the driving motor, a water pipe is fixed to the air pipe, a water pump and a water tank are installed on the water pipe, the flow direction of air flow inside the air pipe is opposite to that of water flow inside the water pipe, a first stop block and a second stop block which block air flow and water flow are fixed to the inner wall of the air pipe and the inner wall of the water pipe respectively, and the first stop block and the second stop block are fixed to.

Preferably, a bearing is installed at the rotating connection position of the side wall of the shell and the first rotating shaft.

Preferably, the dust filter net is articulated with a filter screen revolving door, and the filter screen revolving door is fixed with the dust filter net through a door bolt.

Preferably, the placing holes are arranged at regular intervals along the length direction of the mounting plate.

Preferably, the section of the limiting block is in a right triangle shape.

Preferably, the cross sections of the air pipe and the water pipe are square.

Preferably, the surface of the water pipe is fixed with radiating fins, and the water pipe is connected with a spiral radiating pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-efficient high voltage generator wind path has following beneficial effect:

(1) the air flow enters the air pipe through the arc-shaped air deflector through a gap between the stator and the rotor, and exchanges heat with cooling water from the water pipe in the air pipe entering process, and the heat is exchanged to the cooling water;

(2) when the axial flow fan is required to be added to match the capacity of the generator, the elastic force of the spring can be overcome, the axial flow fan is directly pressed into the placing hole, when the axial flow fan needs to be maintained, the elastic force of the spring is overcome, the pull rod is pulled outwards, the fixing effect of the limiting block on the axial flow fan can be relieved, the axial flow fan is taken out, and the axial flow fan is very convenient to install and disassemble.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the mounting plate of FIG. 1 according to the present invention;

in the figure:

1. a housing; 2. a stator; 3. a rotor; 4. a first rotating shaft; 5. a bearing; 6. a drive wheel; 7. a dust filter screen; 8. a connecting rod; 9. mounting a plate; 10. placing holes; 11. blocking edges; 12. an axial flow fan; 13. a pull rod; 14. mounting blocks; 15. a spring; 16. a limiting block; 17. an air duct; 18. a baffle plate; 19. a drive motor; 20. a water pipe; 21. a water pump; 22. a water tank; 23. a first stopper; 24. a second stopper; 25. an arc-shaped air deflector.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A high-efficiency high-voltage generator wind path is shown in figures 1 to 3 and comprises a shell 1, wherein a stator 2 is fixed on the inner wall of the shell 1, a rotor 3 is arranged inside the stator 2, the rotor 3 is fixed with one end of a first rotating shaft 4, the other end of the first rotating shaft 4 penetrates through the end part of the shell 1 and is fixed with a driving wheel 6, and a dust filtering net 7 is arranged at the other end of the shell 1;

the dust filter 7 is fixed with the mounting plate 9 through the connecting rod 8, the mounting plate 9 is provided with a placing hole 10, the rear part of the inner wall of the placing hole 10 is fixed with a flange 11, an axial flow fan 12 is placed in the placing hole 10, the mounting plate 9 is relatively and slidably connected with a pull rod 13 penetrating through the side wall of the placing hole 10, the end part of the pull rod 13 is fixed with a limiting block 16, the pull rod 13 is fixed with a mounting block 14, and the mounting block 14 is connected with the outer wall of the mounting plate 9 through a spring 15;

the relative intercommunication has tuber pipe 17 on casing 1, casing 1 inner wall is located tuber pipe 17 one end and is fixed with arc aviation baffle 25, the tuber pipe 17 other end stretches into inside casing 1, tuber pipe 17 lateral wall is articulated with baffle 18 through the second pivot, the second pivot is fixed with driving motor 19 drive shaft, be fixed with water pipe 20 on the tuber pipe 17, install water pump 21 on the water pipe 20, water tank 22, the inside air current flow direction of tuber pipe 17 is opposite with the inside rivers flow direction of water pipe 20, tuber pipe 17 inner wall is fixed with respectively with the 20 inner walls of water pipe and hinders the air current, the first dog 23 of rivers, second dog 24, first dog 23, second dog 24 is all fixed at tuber pipe 17, on the inner wall of water pipe 20 contact side.

A bearing 5 is arranged at the rotary connection position of the side wall of the shell 1 and the first rotating shaft 4.

The dust filter 7 is hinged with a filter screen revolving door which is fixed with the dust filter 7 through a door bolt.

The placing holes 10 are arranged at even intervals along the length direction of the mounting plate 9.

The section of the limiting block 16 is in a right triangle shape.

The air pipe 17 and the water pipe 20 are square in cross section.

The surface of the water pipe 20 is fixed with radiating fins, and the water pipe 20 is connected with a spiral radiating pipe.

External air can be drawn into the interior of the casing 1 by the axial flow fan 12, and the air flow enters the air duct 17 through the gap between the stator 2 and the rotor 3 via the arc-shaped air deflector 25. In the process of entering the air duct 17, heat is exchanged with the cooling water from the water duct 20, and heat is exchanged to the cooling water.

Because the wind flow direction inside the air pipe 17 is opposite to the water flow direction inside the water pipe 20, and the first stop block 23 and the second stop block 24 which block the wind flow and the water flow are respectively fixed on the inner wall of the air pipe 17 and the inner wall of the water pipe 20, the wind flow and the water flow can fully exchange heat. The air flow after heat dissipation enters the shell 1 again through the other end of the air pipe 17, and efficient heat dissipation is achieved. The surface of the water pipe 20 is fixed with heat dissipation fins, and the water pipe 20 is connected with a spiral heat dissipation pipe, which is helpful for improving the heat dissipation efficiency of the water flow in the water pipe 20.

When the air pressure in the housing 1 and the air duct 17 is too high, the damper 18 is opened by the driving motor 19 to blow out the air flow, so as to balance the air pressure.

When the axial flow fan 12 needs to be added to match the capacity of the generator, the axial flow fan 12 can be directly pressed into the placing hole 10 by overcoming the elasticity of the spring 15; when the axial flow fan 12 needs to be maintained, the pull rod 13 is pulled outwards by overcoming the elasticity of the spring 15, so that the fixing effect of the limiting block 16 on the axial flow fan 12 can be relieved, the axial flow fan 12 can be taken out, and the axial flow fan is very convenient to mount and dismount. The dust filtering net 7 is hinged with a filter net revolving door, so that the axial flow fan 12 can be conveniently installed and detached.

It should be noted that the wind blown out by the axial flow fan in fig. 1 of the specification may be blocked by the rotor, on one hand, two rows of placing holes 10 may be provided on the mounting plate 9, so that the axial flow fan 12 is opposite to the stator 2 and the rotor 3 in a gap; on the other hand, a conical guide block can be additionally arranged on the opposite side of the rotor 3 and the axial flow fan 12 to guide the wind flow into the gap between the stator 2 and the rotor 3, and the two solutions are conventional technical means in the field.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a high-efficient high-tension generator wind path, includes casing (1), its characterized in that: a stator (2) is fixed on the inner wall of the shell (1), a rotor (3) is arranged in the stator (2), the rotor (3) is fixed with one end of a first rotating shaft (4), the other end of the first rotating shaft (4) penetrates through the end of the shell (1) and is fixed with a driving wheel (6), and a dust filtering net (7) is arranged at the other end of the shell (1);

the dust filtering net (7) is fixed with a mounting plate (9) through a connecting rod (8), a placing hole (10) is formed in the mounting plate (9), a flange (11) is fixed to the rear portion of the inner wall of the placing hole (10), an axial flow fan (12) is placed in the placing hole (10), a pull rod (13) penetrating through the side wall of the placing hole (10) is connected to the mounting plate (9) in a sliding mode, a limiting block (16) is fixed to the end portion of the pull rod (13), a mounting block (14) is fixed to the pull rod (13), and the mounting block (14) is connected with the outer wall of the mounting plate (9) through a spring (15);

an air pipe (17) is relatively communicated with the shell (1), an arc-shaped air deflector (25) is fixed to one end of the air pipe (17) and located on the inner wall of the shell (1), the other end of the air pipe (17) extends into the shell (1), the side wall of the air pipe (17) is hinged to the baffle (18) through a second rotating shaft, the second rotating shaft is fixed to a driving shaft of a driving motor (19), a water pipe (20) is fixed to the air pipe (17), a water pump (21) and a water tank (22) are installed on the water pipe (20), the air flow direction inside the air pipe (17) is opposite to the water flow direction inside the water pipe (20), a first baffle block (23) and a second baffle block (24) for blocking air flow and water flow are respectively fixed to the inner wall of the air pipe (17) and the inner wall of the water pipe (20), and the first baffle block (23) and the second baffle block (24) are fixed to the air pipe (17, The water pipe (20) is arranged on the inner wall of the contact side.

2. The high efficiency, high pressure generator air path of claim 1, wherein: and a bearing (5) is arranged at the rotary connection position of the side wall of the shell (1) and the first rotating shaft (4).

3. The high efficiency, high pressure generator air path of claim 1, wherein: the dust filter is characterized in that a filter screen revolving door is hinged to the dust filter screen (7) and fixed with the dust filter screen (7) through a door bolt.

4. The high efficiency, high pressure generator air path of claim 1, wherein: the placing holes (10) are uniformly arranged at intervals along the length direction of the mounting plate (9).

5. The high efficiency, high pressure generator air path of claim 1, wherein: the section of the limiting block (16) is in a right triangle shape.

6. The high efficiency, high pressure generator air path of claim 1, wherein: the cross sections of the air pipe (17) and the water pipe (20) are square.

7. The high efficiency, high pressure generator air path of claim 1, wherein: the surface of the water pipe (20) is fixed with radiating fins, and the water pipe (20) is connected with a spiral radiating pipe.