CN220570420U

CN220570420U - Heat radiation structure of generator

Info

Publication number: CN220570420U
Application number: CN202321851626.4U
Authority: CN
Inventors: 王其钦; 徐代丹
Original assignee: Fujian Jinlongteng Power Machinery Co ltd
Current assignee: Fujian Jinlongteng Power Machinery Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-03-08
Anticipated expiration: 2033-07-14

Abstract

The utility model relates to the technical field of machine manufacturing, in particular to a heat radiation structure of a generator, which comprises a shell, an air cooling structure and a water cooling structure, wherein fixed bases are arranged on the inner sides of upper and lower side plates of the shell, a heat radiation barrel is arranged between the two fixed bases, a generator body is arranged in the heat radiation barrel, and a transmission shaft penetrating through the front side plate of the shell is arranged at the front end of the generator body; the air cooling structure comprises an air inlet pipeline which is symmetrically arranged on the rear side plate of the shell, brackets are arranged on the inner walls of the left side plate and the right side plate of the shell, a rotating connecting rod is arranged in the brackets, fan blades are arranged at the front end of the connecting rod, and air outlets are symmetrically arranged on the front side plate of the shell left and right; the water cooling structure comprises a vent arranged on the bottom surface of the fixed base, a vent net is arranged on the inward side of the vent, and a water cooling pipe is arranged on the outer side of the vent net. According to the utility model, the water cooling structure is used for radiating the bottom and the top of the generator, and the air cooling structure is used for exhausting hot air in the shell, so that the radiating efficiency is improved.

Description

Heat radiation structure of generator

Technical Field

The utility model relates to the technical field of machine manufacturing, in particular to a heat dissipation structure of a generator.

Background

The generator is a device for converting mechanical energy into electric energy, and is installed in a power plant, and the generator is divided into a direct current generator and an alternating current generator according to different power sources, and most of the generators in the power system are alternating current motors and synchronous motors.

Along with the increase of generator power, the heat that the inside part of generating set produced is more and more, and the too high temperature can influence generating set's electricity generation, and the heat can not be dispelled just to lead to the component ageing speed in the generating set to accelerate, and common generator heat dissipation is mostly only carried out basic fan cooling to the generator, makes the inside hot air of shell can distribute away, and outside cold air can get into the inside of shell, but radiating process is not fast, consequently, proposes the heat radiation structure of a generator to above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a heat dissipation structure of a generator, which dissipates heat at the bottom and the top of the generator through a water cooling structure, and the air cooling structure discharges hot air in a shell to improve heat dissipation efficiency so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the heat radiation structure of the generator comprises a shell, an air cooling structure and a water cooling structure, wherein fixed bases are arranged on the inner sides of upper and lower side plates of the shell, a heat radiation barrel is arranged between the two fixed bases, a generator body is arranged in the heat radiation barrel, and a transmission shaft penetrating through the front side plate of the shell is arranged at the front end of the generator body;

the air cooling structure comprises an air inlet pipeline which is symmetrically arranged on the rear side plate of the shell, brackets are arranged on the inner walls of the left side plate and the right side plate of the shell, a rotating connecting rod is arranged in the brackets, fan blades are arranged at the front end of the connecting rod, and air outlets are symmetrically arranged on the front side plate of the shell left and right;

the water cooling structure is including setting up the vent in the fixed base bottom surface, and the vent runs through fixed base and casing, and the vent is inwards one side and is provided with the ventilation net, and the ventilation net outside is provided with the water-cooling pipe, and the water-cooling pipe lower extreme is provided with the support frame, and the support frame is fixed in vent left and right sides.

As a preferable scheme, a double-groove driving wheel is arranged on the driving shaft, a single-groove driving wheel is arranged on the connecting rod, a belt is arranged in the double-groove driving wheel groove, and the double-groove driving wheel is in driving connection with the single-groove driving wheel through the belt.

As a preferred scheme, the inside dust screen I, cascade and the air intake of having set gradually from the outside to inboard of air inlet pipeline, the inside dehumidification board that is provided with of air intake, the cascade top is provided with the water inlet, and the air inlet pipeline bottom plate sets up to controlling the swash plate of difference in height, and the air inlet pipeline bottom plate lowest part is provided with the outlet pipe, and the inside dust screen II that is provided with of air outlet.

As a preferred scheme, the bottom of the shell is provided with a first water tank and a second water tank, the right end of the first water tank is provided with a water inlet pipe, the water inlet pipe is connected with the left end of the water cooling pipe, the water inlet pipe is provided with a water pump, the left end of the second water tank is provided with a water return pipe, and the water return pipe is connected with the right end of the water cooling pipe.

As a preferable scheme, the inner walls of the left side plate and the right side plate of the shell are respectively provided with a water delivery pipe, the water delivery pipes are connected with water cooling pipes above and below, the bottoms of the first water tank and the second water tank are respectively provided with an intercommunication water pipe, and the second water tank is connected with a water outlet pipe.

As a preferable scheme, the bottom of the shell is provided with a fixed bottom plate, and a fixed bracket is arranged between the fixed bottom plate and the shell.

According to the technical scheme provided by the utility model, the heat dissipation structure of the generator has the beneficial effects that:

the water cooling structure is used for radiating heat at the bottom and the top of the generator through the water cooling pipe, and the water cooling pipe is used for realizing the effect of water circulation through the water pump and the water tank;

air-cooled structure through the cascade that the air inlet pipeline set up, can make the air temperature who gets into the casing lower, makes the cooling effect better, and accelerates the flow of air in the casing through the flabellum, discharges the hot air in the casing, improves radiating efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a heat dissipation structure of a generator according to the present utility model;

FIG. 2 is a schematic diagram of the internal structure of a heat dissipation structure of a generator according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a heat dissipation structure of a generator according to the present utility model;

FIG. 4 is a schematic top view of a heat dissipating structure of a generator according to the present utility model;

in the figure: 1. a housing; 2. a fixed base; 3. a heat dissipation cylinder; 4. a generator body; 5. a transmission shaft; 6. a fixed bottom plate; 7. a fixed bracket; 8. an air inlet pipeline; 9. a first dust screen; 10. a water curtain; 11. an air inlet; 12. a dehumidifying plate; 13. a water inlet; 14. a water outlet pipe; 15. a bracket; 16. a connecting rod; 17. a fan blade; 18. an air outlet; 19. a second dust screen; 20. a double-groove driving wheel; 21. a single groove driving wheel; 22. a belt; 23. a vent; 24. a ventilation screen; 25. a water-cooled tube; 26. a support frame; 27. a first water tank; 28. a second water tank; 29. a water inlet pipe; 30. a water pump; 31. a water return pipe; 32. a water pipe; 33. communicating water pipes.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and the specific embodiments.

As shown in fig. 1-4, an embodiment of the present utility model provides a heat dissipation structure of a generator, including a casing 1, an air cooling structure and a water cooling structure, wherein inner sides of upper and lower side plates of the casing 1 are respectively provided with a fixed base 2, a heat dissipation cylinder 3 is arranged between the two fixed bases 2, a generator body 4 is arranged inside the heat dissipation cylinder 3, a transmission shaft 5 penetrating through a front side plate of the casing is arranged at a front end of the generator body 4, a fixed bottom plate 6 is arranged at a bottom of the casing 1, and a fixed bracket 7 is arranged between the fixed bottom plate 6 and the casing 1.

The surface of the heat dissipation barrel 3 is provided with a plurality of long grooves, the long grooves are distributed in an annular array with the central array of the heat dissipation barrel 3, the contact area between the heat dissipation barrel 3 and air is increased, heat dissipation is quickened, and the upper fixing base 2 and the lower fixing base 2 can well fix the generator body 4.

The air cooling structure comprises an air inlet pipeline 8 which is arranged on the rear side plate of the shell 1 in a bilateral symmetry manner, brackets 15 are arranged on the inner walls of the left side plate and the right side plate of the shell 1, a rotating connecting rod 16 is arranged in each bracket 15, fan blades 17 are arranged at the front end of each connecting rod 16, air outlets 18 are arranged on the front side plate of the shell 1 in a bilateral symmetry manner, a double-groove driving wheel 20 is arranged on each driving shaft 5, a single-groove driving wheel 21 is arranged on each connecting rod 16, a belt 22 is arranged in each groove of the double-groove driving wheel 20, and the double-groove driving wheels 20 are in transmission connection with the single-groove driving wheels 21 through the belts 22.

The transmission shaft rotates to drive the double-groove transmission wheel 20, and the double-groove transmission wheel 20 rotates the single-groove transmission wheel 21 through the belt 22, so that the connecting rod 16 is driven to rotate, the fan blades 17 rotate to start working, the flow of air in the shell 1 is quickened, the hot air in the shell 1 is discharged, and the heat dissipation efficiency is improved.

The inside dust screen one 9, cascade 10 and air intake 11 that have set gradually of air inlet pipe 8 from the outside to inboard, air intake 11 inside is provided with dehumidification board 12, and the cascade 10 top is provided with water inlet 13, and air inlet pipe 8 bottom plate sets up to controlling the swash plate that highly differs, and air inlet pipe 8 bottom plate lowest part is provided with outlet pipe 14, and air outlet 18 inside is provided with dust screen two 19.

Wherein, the inside cascade 10 that sets up of air inlet pipe 8 can make outside air get into before the casing 1 earlier through cascade 10, lets outside air temperature lower to the inside air of entering casing 1 lower cooling is faster, and the air humidity through cascade 10 is higher, earlier through the dehumidification board 12 of air intake 11 department before entering casing 1, makes the air drier, prevents that casing 1 inner element from rustting. The water inlet 13 provides humidification for the water curtain 10, and if excessive water is added, the excessive water flows into the second water tank 28 through the water outlet pipe 14, so that water accumulation is avoided.

The water cooling structure is including setting up the vent 23 in the fixed base bottom surface, and vent 23 runs through fixed base 2 and casing 1, the inwards one side of vent 23 is provided with ventilation net 24, the ventilation net 24 outside is provided with water cooling pipe 25, the water cooling pipe 25 lower extreme is provided with support frame 26, and support frame 26 is fixed in vent 23 left and right sides, casing 1 bottom is provided with first water tank 27 and second water tank 28, first water tank 27 right-hand member is provided with inlet tube 29, and inlet tube 29 connects water cooling pipe 25 left end, be provided with water pump 30 on the inlet tube 29, second water tank 28 left end is provided with wet return 31, and wet return 31 connects water cooling pipe 25 right-hand member.

Wherein, during the use, the cooling water of water-cooling structure first water tank 27 passes through water pump 30 and carries cooling water by inlet tube 29 to water-cooling tube 25, and rethread water-cooling tube 25 dispels the heat with the generator, and is provided with support frame 26 in water-cooling tube 25 below, prevents that water-cooling tube 25 from droing because of the too big weight, before the cooling water temperature in water-cooling tube 25 risees, can carry the second water tank 28 with cooling water through wet return 31 for the water-cooling structure carries out the cyclic utilization.

The inner walls of the left side plate and the right side plate of the shell 1 are respectively provided with a water delivery pipe 32, the water delivery pipes 32 are connected with the water cooling pipes 25 above and below, the bottoms of the first water tank 27 and the second water tank 28 are respectively provided with an intercommunication water pipe 33, and the second water tank 28 is connected with the water outlet pipe 14.

The water pipe 32 connects the water cooling pipes 25 at the upper and lower sides, so that the upper and lower sides of the generator body 4 can be cooled, and the communicating water pipe 33 communicates the cooling water of the first water tank 27 and the second water tank 28, so that the generator can be recycled.

The working principle of the embodiment is as follows: the transmission shaft of during operation forced air cooling structure rotates and drives double-groove drive wheel 20, double-groove drive wheel 20 makes single-groove drive wheel 21 rotate through belt 22 to drive connecting rod 16 and rotate, make flabellum 17 rotatory beginning work, accelerate the flow of the interior air of casing 1, discharge the hot air in the casing 1, the cascade 10 that air inlet pipe 8 inside set up, can make outside air get into before casing 1 earlier through cascade 10, let outside air temperature lower, thereby the inside air of entering casing 1 cools down faster lower, the air humidity through cascade 10 is higher, pass through dehumidification board 12 of air intake 11 department earlier before getting into casing 1, make the air drier, prevent that casing 1 internal element from rusting. The water adding port 13 provides humidification for the water curtain 10, if excessive water is added, excessive water can flow into the second water tank 28 through the water outlet pipe 14, water accumulation is avoided, cooling water of the first water tank 27 of the water cooling structure is conveyed to the water cooling pipe 25 through the water pump 30 during use, the generator is cooled through the water cooling pipe 25, the supporting frame 26 is arranged below the water cooling pipe 25, the water cooling pipe 25 is prevented from falling off due to overlarge weight, and before the temperature of the cooling water in the water cooling pipe 25 rises, the cooling water can be conveyed to the second water tank 28 through the water return pipe 31, so that the water cooling structure can be recycled.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat radiation structure of generator which characterized in that: the novel solar energy power generation device comprises a shell (1), an air cooling structure and a water cooling structure, wherein fixed bases (2) are arranged on the inner sides of upper and lower side plates of the shell (1), a heat dissipation cylinder (3) is arranged between the two fixed bases (2), a generator body (4) is arranged in the heat dissipation cylinder (3), and a transmission shaft (5) penetrating through a front side plate of the shell is arranged at the front end of the generator body (4);

the air cooling structure comprises an air inlet pipeline (8) which is symmetrically arranged on the rear side plate of the shell (1), brackets (15) are arranged on the inner walls of the left side plate and the right side plate of the shell (1), a rotating connecting rod (16) is arranged in each bracket (15), fan blades (17) are arranged at the front end of each connecting rod (16), and air outlets (18) are symmetrically arranged on the front side plate of the shell (1) in a left-right mode;

the water cooling structure comprises a vent (23) arranged on the bottom surface of a fixed base, the vent (23) penetrates through the fixed base (2) and the shell (1), a vent net (24) is arranged on one inward side of the vent (23), a water cooling pipe (25) is arranged on the outer side of the vent net (24), a supporting frame (26) is arranged at the lower end of the water cooling pipe (25), and the supporting frame (26) is fixed on the left side and the right side of the vent (23).

2. A heat dissipation structure for a generator as defined in claim 1, wherein: the transmission shaft (5) is provided with a double-groove transmission wheel (20), the connecting rod (16) is provided with a single-groove transmission wheel (21), a belt (22) is arranged in the groove of the double-groove transmission wheel (20), and the double-groove transmission wheel (20) is in transmission connection with the single-groove transmission wheel (21) through the belt (22).

3. A heat dissipation structure for a generator as defined in claim 1, wherein: the novel air inlet pipeline is characterized in that a first dust screen (9), a water curtain (10) and an air inlet (11) are sequentially arranged from the outer side to the inner side of the air inlet pipeline (8), a dehumidifying plate (12) is arranged inside the air inlet (11), a water adding port (13) is arranged above the water curtain (10), the bottom plates of the air inlet pipeline (8) are inclined plates with different left and right heights, a water outlet pipe (14) is arranged at the lowest position of the bottom plates of the air inlet pipeline (8), and a second dust screen (19) is arranged inside the air outlet (18).

4. A heat dissipation structure for a generator as defined in claim 1, wherein: the utility model discloses a water cooling device, including casing (1), casing (28), casing (1) bottom is provided with first water tank (27) and second water tank (28), first water tank (27) right-hand member is provided with inlet tube (29), and inlet tube (29) connect water cooling tube (25) left end, be provided with water pump (30) on inlet tube (29), second water tank (28) left end is provided with wet return (31), and wet return (31) connect water cooling tube (25) right-hand member.

5. The heat dissipation structure of a generator as defined in claim 4, wherein: the shell (1) is characterized in that water delivery pipes (32) are arranged on the inner walls of the left side plate and the right side plate of the shell, the water delivery pipes (32) are connected with water cooling pipes (25) above and below, communicating water pipes (33) are arranged at the bottoms of the first water tank (27) and the second water tank (28), and the second water tank (28) is connected with the water outlet pipe (14).

6. A heat dissipation structure for a generator as defined in claim 1, wherein: the bottom of the shell (1) is provided with a fixed bottom plate (6), and a fixed bracket (7) is arranged between the fixed bottom plate (6) and the shell (1).