CN211929187U - Transformer with good heat dissipation performance - Google Patents

Abstract

The utility model discloses a better transformer of heat dispersion, including transformer housing and transformer subassembly, transformer housing is top open-ended cavity structure, the transformer subassembly sets up in transformer housing, transformer subassembly's bottom is connected through a plurality of bracing pieces with transformer housing's bottom inner wall, transformer subassembly's top is equipped with a plurality of fin, transformer housing's top is equipped with the apron, the apron passes through latch mechanism with transformer housing and is connected, the top of apron is equipped with a plurality of first through-holes, first through-hole and transformer housing cavity intercommunication, the bottom of apron is equipped with a plurality of water pipes, the water pipe is top open-ended cavity structure. The utility model discloses a better transformer of heat dispersion, because transformer assembly's bottom not with transformer housing's bottom inner wall direct contact, and then increase transformer assembly's heat radiating area, diversely improved transformer assembly's heat-sinking capability, and then improved the life of transformer.

Description

Transformer with good heat dissipation performance

Technical Field

The utility model relates to a transformer technical field, in particular to better transformer of heat dispersion.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, the main components are a primary coil, a secondary coil and an iron core, the main functions are voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization and the like, the transformer can be divided into a power transformer and a special transformer (an electric furnace transformer, a rectification transformer, a power frequency test transformer, a voltage regulator, a mining transformer, an audio transformer, a medium frequency transformer, a high frequency transformer, an impact transformer, an instrument transformer, an electronic transformer, a reactor, a mutual inductor and the like) according to the application, the transformer can emit a large amount of heat during operation, the normal operation of the transformer is influenced, even the transformer is damaged, the traditional transformer has poor heat dissipation capacity, meanwhile, the transformer is sometimes arranged outdoors, and when in rainy weather, rainwater which is scattered on a transformer shell is guided only through a guide, resources are not reasonably utilized.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a better transformer of heat dispersion, can effectively solve in the background art transformer can distribute a large amount of heats when the operation, and then influence the normal operating of transformer, can lead to the transformer to damage even, and traditional transformer heat dissipation ability is poor, and sometimes the transformer sets up outdoor simultaneously, when rainwater weather, only carries out the water conservancy diversion to the rainwater that wafts to transformer housing through the guide plate, does not have the problem of reasonable application resource.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a transformer with better heat dissipation performance comprises a transformer shell and a transformer assembly, wherein the transformer shell is of a cavity structure with an opening at the top end, the transformer assembly is arranged in the transformer shell, the bottom end of the transformer assembly is connected with the inner wall of the bottom end of the transformer shell through a plurality of supporting rods, a plurality of radiating fins are arranged at the top end of the transformer assembly, a cover plate is arranged at the top end of the transformer shell and connected with the transformer shell through a clamping mechanism, a plurality of first through holes are arranged at the top end of the cover plate and communicated with the cavity of the transformer shell, a plurality of water pipes are arranged at the bottom end of the cover plate, the water pipes are of a cavity structure with an opening at the top end, the top ends of the water pipes are connected with the bottom end of the first through holes, and a fan groove and a ventilation hole are respectively, the fan groove is internally provided with a negative pressure fan which is electrically connected with an external power supply, and a filter screen is arranged in the ventilation hole.

Preferably, the clamping mechanism comprises a plurality of cavities arranged in the cover plate, through grooves are formed in the inner wall of the bottom end of each cavity, the through grooves are communicated with the bottom end of the cover plate, grooves located at the top end of the transformer shell are arranged below the through grooves, the through grooves are connected with the grooves through movable rods, sliders are arranged in the cavities, the sliders are connected with the movable rods, one ends of the sliders are connected with the inner wall of one side of each cavity through compression springs, second through holes are formed in the inner wall of one side of each cavity, which is far away from the compression springs, and are communicated with the side wall of the cover plate, pressing rods are arranged in the second through holes, one ends of the pressing rods are connected with the sliders, the other ends of the pressing rods extend to the outer portion of the cover plate, and clamping grooves are formed in the inner wall of one side, which is, a clamping block is arranged in the clamping groove and connected with the movable rod.

Preferably, the number of the cavities is four, and the pressing rods are symmetrically arranged on two sides of the cover plate.

Preferably, the number of the first through holes and the number of the water pipes are six, and the water pipes are close to the transformer assembly.

Preferably, the ventilation holes and the upper part of the fan groove are provided with arc rain baffles connected with the outer wall of the transformer shell.

Compared with the prior art, the utility model discloses following beneficial effect has: through the clamping mechanism, the cover plate is convenient to open, the maintenance and the overhaul of the transformer assembly are convenient, through the matching action of the arc rain baffle, the first through hole and the water pipe, rainwater can be guided into the water pipe, the heat dissipation of the transformer assembly is accelerated through the water in the water pipe, external resources are reasonably utilized, simultaneously rainwater is prevented from splashing on the negative pressure fan, the rainwater is prevented from entering the transformer shell through the ventilation hole, through the matching action of the negative pressure fan, the filter screen, the radiating fins and the supporting rod, the negative pressure fan extracts hot air in the transformer shell, dust in external air is filtered through the filter screen, the dust is prevented from entering the transformer shell, and the heat dissipation of the transformer assembly is accelerated through the radiating fins, because the bottom end of the transformer assembly is not in direct contact with the inner wall of the bottom end of the transformer shell, the heat dissipation area of the transformer assembly, the heat dissipation capability of the transformer assembly is improved in multiple directions, and the service life of the transformer is further prolonged.

Drawings

Fig. 1 is a schematic view of an overall structure of a transformer with better heat dissipation performance according to the present invention;

fig. 2 is a schematic structural diagram of a transformer case with better heat dissipation performance according to the present invention;

fig. 3 is a schematic structural view of a transformer cover plate with better heat dissipation performance according to the present invention;

fig. 4 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a transformer housing; 2. a transformer assembly; 3. a support bar; 4. a heat sink; 5. a cover plate; 6. a first through hole; 7. a water pipe; 8. a fan groove; 9. a negative pressure fan; 10. a vent hole; 11. a filter screen; 12. a cavity; 13. a through groove; 14. a groove; 15. a movable rod; 16. a slider; 17. a compression spring; 18. a second through hole; 19. a pressing lever; 20. a clamping block; 21. a card slot; 22. an arc rain shield.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a transformer with better heat dissipation performance, a transformer housing 1 and a transformer assembly 2, the transformer housing 1 is a cavity structure with an open top, the transformer assembly 2 is arranged in the transformer housing 1, the bottom end of the transformer assembly 2 is connected with the inner wall of the bottom end of the transformer housing 1 through a plurality of support rods 3, the top end of the transformer assembly 2 is provided with a plurality of radiating fins 4, the top end of the transformer housing 1 is provided with a cover plate 5, the cover plate 5 is connected with the transformer housing 1 through a clamping mechanism, the top end of the cover plate 5 is provided with a plurality of first through holes 6, the first through holes 6 are communicated with the cavity of the transformer housing 1, the bottom end of the cover plate 5 is provided with a plurality of water pipes 7, the water pipes 7 are the cavity structure with an open top end, the top ends of the water pipes 7 are connected with, a negative pressure fan 9 is arranged in the fan groove 8, the negative pressure fan 9 is electrically connected with an external power supply, and a filter screen 11 is arranged in the ventilation hole 10;

the clamping mechanism comprises a plurality of cavities 12 arranged in a cover plate 5, through grooves 13 are formed in the inner wall of the bottom end of each cavity 12, the through grooves 13 are communicated with the bottom end of the cover plate 5, grooves 14 located at the top end of a transformer shell 1 are formed below the through grooves 13, the through grooves 13 are connected with the grooves 14 through movable rods 15, sliders 16 are arranged in the cavities 12, the sliders 16 are connected with the movable rods 15, one ends of the sliders 16 are connected with the inner wall of one side of each cavity 12 through compression springs 17, second through holes 18 are formed in the inner wall of one side, far away from the compression springs 17, of each cavity 12, the second through holes 18 are communicated with the side wall of the cover plate 5, pressing rods 19 are arranged in the second through holes 18, one ends of the pressing rods 19 are connected with the sliders 16, the other ends of the pressing rods 19 extend to the outer portion of the cover plate 5, clamping grooves 21; the number of the cavities 12 is four, and the pressing rods 19 are symmetrically arranged on two sides of the cover plate 5; the number of the first through holes 6 and the number of the water pipes 7 are six, and the water pipes 7 are close to the transformer component 2; and arc rain baffles 22 connected with the outer wall of the transformer shell 1 are arranged above the ventilation holes 10 and the fan groove 8.

It should be noted that, the utility model relates to a transformer with better heat dissipation performance, when in use, the negative pressure fan 9 is started, and then the negative pressure fan 9 takes out hot air in the transformer housing 1, the external air filters dust in the air through the filter screen 11, and then the external air enters the transformer housing 1, and prevents the dust from entering the transformer housing 1, and accelerates the heat dissipation of the transformer assembly 2 through the heat sink 4, and simultaneously, because the bottom end of the transformer assembly 2 is not in direct contact with the inner wall of the bottom end of the transformer housing 1, and further increases the heat dissipation area of the transformer assembly 2, when raining, rainwater enters the water pipe 7 through the first through hole 6, and then water in the water pipe 7, accelerates the heat dissipation of the transformer assembly 2, external resources are reasonably utilized, and simultaneously, through the arc rain baffle 22, rainwater is prevented from splashing on the negative pressure fan 9, and preventing rainwater from entering the transformer housing 1 through the vent holes 10, improving the heat dissipation capacity of the transformer assembly 2 in multiple directions, and further improving the service life of the transformer, when the transformer assembly 2 needs to be overhauled and maintained, the pressing rod 19 is pressed to enable the sliding block 16 to move in the cavity 12, and further the compression spring 17 is in a compression state, meanwhile, the movable rod 15 drives the clamping block 20 to be separated from the clamping groove 21, and further the cover plate 5 is lifted upwards, so that the cover plate 5 can be opened, and further the overhaul and maintenance of the transformer assembly 2 are convenient, when the cover plate 5 needs to be closed, the pressing rod 19 is pressed to enable the sliding block 16 to move in the cavity 12, and further the compression spring 17 is in a compression state, and further the cover plate 5 is closed, so that the movable rod 15 is clamped into the groove 14, and further the pressing rod 19 is loosened, and further the compression spring, and the movable rod 15 drives the fixture 20 to be clamped into the clamping groove 21, so that the cover plate 5 is closed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a better transformer of heat dispersion which characterized in that: the transformer assembly comprises a transformer shell (1) and a transformer assembly (2), wherein the transformer shell (1) is of a cavity structure with an open top end, the transformer assembly (2) is arranged in the transformer shell (1), the bottom end of the transformer assembly (2) is connected with the inner wall of the bottom end of the transformer shell (1) through a plurality of support rods (3), a plurality of radiating fins (4) are arranged at the top end of the transformer assembly (2), a cover plate (5) is arranged at the top end of the transformer shell (1), the cover plate (5) is connected with the transformer shell (1) through a clamping mechanism, a plurality of first through holes (6) are arranged at the top end of the cover plate (5), the first through holes (6) are communicated with the cavity of the transformer shell (1), a plurality of water pipes (7) are arranged at the bottom end of the cover plate (5), and the water pipes (7) are of a cavity structure with, the top of water pipe (7) with the bottom of first through-hole (6) is connected, the both sides of transformer housing (1) are equipped with fan groove (8) and ventilation hole (10) respectively, be equipped with negative-pressure air fan (9) in fan groove (8), negative-pressure air fan (9) and external power source electric connection, be equipped with filter screen (11) in ventilation hole (10).

2. The transformer with better heat dissipation performance according to claim 1, is characterized in that: the clamping mechanism comprises a plurality of cavities (12) arranged in the cover plate (5), a through groove (13) is formed in the bottom inner wall of each cavity (12), the through groove (13) is communicated with the bottom end of the cover plate (5), a groove (14) positioned at the top end of the transformer shell (1) is arranged below the through groove (13), the through groove (13) is connected with the groove (14) through a movable rod (15), a sliding block (16) is arranged in each cavity (12), the sliding block (16) is connected with the movable rod (15), one end of the sliding block (16) is connected with the inner wall of one side of each cavity (12) through a compression spring (17), a second through hole (18) is formed in the inner wall of one side, far away from the compression spring (17), of each cavity (12), the second through hole (18) is communicated with the side wall of the cover plate (5), a pressing rod (19) is arranged in the second through hole (18), one end of the pressing rod (19) is connected with the sliding block (16), the other end of the pressing rod (19) extends to the outside of the cover plate (5), a clamping groove (21) is formed in the inner wall, close to the outer wall of the transformer shell (1), of one side of the groove (14), a clamping block (20) is arranged in the clamping groove (21), and the clamping block (20) is connected with the movable rod (15).

3. The transformer with better heat dissipation performance according to claim 2, is characterized in that: the number of the cavities (12) is four, and the pressing rods (19) are symmetrically arranged on two sides of the cover plate (5).

4. The transformer with better heat dissipation performance according to claim 1, is characterized in that: the number of the first through holes (6) and the number of the water pipes (7) are six, and the water pipes (7) are close to the transformer assembly (2).

5. The transformer with better heat dissipation performance according to claim 1, is characterized in that: the upper parts of the ventilation holes (10) and the fan grooves (8) are provided with arc rain baffles (22) connected with the outer wall of the transformer shell (1).

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