CN210575442U - Box frame splicing piece convenient for heat dissipation - Google Patents

Abstract

The utility model discloses a case frame splicing piece convenient to heat dissipation for the polylith splices into the case frame, including the concatenation body, be equipped with a plurality of radiating fin on the concatenation body lateral wall, radiating fin bilateral symmetry is equipped with a plurality of auxiliary fin, and the interval forms the radiating groove between two adjacent radiating fin, auxiliary fin is used for increasing radiating fin's heat radiating area. The utility model has the advantages of high heat dissipation efficiency, fast heat dissipation and less heat loss.

Description

Box frame splicing piece convenient for heat dissipation

Technical Field

The utility model relates to a transformer technical field especially relates to a case frame splice convenient to heat dissipation.

Background

The transformer oil tank is an important component of a transformer, the inner side of the bottom of the transformer oil tank used by people at present has a large space, so that the occupied space of the transformer is increased, the transformer oil filled inside is wasted, the manufacturing process flow is also complex, the production efficiency is influenced, and the transportation and the carrying are not convenient.

The existing box frames of partial transformer oil tanks in the market adopt a splicing structure, a plurality of box frame splicing pieces are transported to a destination to be spliced into the box frame and assembled into the oil tank together with other parts, but the existing box frame splicing pieces are simple in structure and poor in heat dissipation effect.

Disclosure of Invention

The utility model aims at providing a box frame splice convenient to heat dissipation to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a case frame splice convenient to heat dissipation for the polylith splices into the case frame, includes the concatenation body, be equipped with a plurality of radiating fin on the concatenation external lateral wall, radiating fin bilateral symmetry is equipped with a plurality of auxiliary fin, and the interval forms the radiating groove between two adjacent radiating fin, auxiliary fin is used for increasing radiating fin's heat radiating area.

The box frame of the utility model is formed by splicing a plurality of box frame splicing pieces, so that the specification of the oil tank can be adjusted according to actual requirements; the box frame is produced in a modularized mode, the processing is convenient, and the extrusion die is used for extrusion forming at one time; the transportation cost is greatly reduced, and the assembly can be completed by splicing a plurality of box frame splicing pieces after the box frame splicing pieces reach the destination; the arrangement of the radiating fins is beneficial to improving the radiating area of the box frame splicing piece, so that the heat in the transformer oil can be conveniently and timely transferred to the air, and the radiating effect is good; through the arrangement of the auxiliary fins, the heat dissipation area of the heat dissipation fins is increased, the heat exchange efficiency of the heat dissipation fins is improved, and the heat on the heat dissipation fins can be conveniently and efficiently transferred to the air; and auxiliary fins are arranged on two sides of each radiating fin, so that the heat exchange efficiency of the radiating fins is further improved.

The splicing body is arranged in a bending mode.

The heat dissipation tail end of each heat dissipation fin is connected with a second heat dissipation fin, and the second heat dissipation fins are used for increasing the heat dissipation area of the heat dissipation fins.

The heat dissipation fins are internally provided with heat dissipation cavities communicated with the outside.

The outer side of the splicing body is provided with a connecting part, and the connecting part extends along the height direction of the splicing body.

And a heat dissipation channel communicated with the outside is arranged in the connecting part along the length direction of the connecting part.

The auxiliary fins are vertically connected to the outer side walls of the radiating fins.

Splice body both ends and splice the groove respectively, splice the portion and can insert in the splice groove of another concatenation body in order to connect two concatenation bodies, splice the portion including inserting portion and anticreep portion, the splice groove include the slot and with anticreep portion anticreep complex anticreep groove.

The two ends of each splicing body are respectively provided with a welding inclined plane, and the welding inclined planes on two adjacent splicing bodies are spliced to form a welding groove for containing welding flux.

The box frame splicing piece is made of an aluminum alloy material.

Compared with the prior art, the utility model has the advantages of the radiating efficiency is high, the heat dissipation is fast, the heat loss is few.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is a partially enlarged schematic view at B in fig. 2.

In the figure, 1, a splice; 2. a heat dissipating fin; 3. auxiliary fins; 4. a second heat radiation fin; 5. a connecting portion; 6. a heat dissipation channel; 7. a splice; 8. splicing grooves; 9. welding an inclined plane; 10. a heat sink; 11. a box cover; 12. the box bottom; 13. a box frame; 21. a heat dissipation cavity; 71. an insertion part; 72. an anti-drop part; 81. a slot; 82. and (4) an anti-drop groove.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in FIGS. 1-4, a box frame splicing piece convenient for heat dissipation is used for a plurality of blocks to be spliced into a box frame, and comprises a splicing body 1, wherein a plurality of integrally formed heat dissipation fins 2 are arranged on the outer side wall of the splicing body 1, the heat dissipation fins 2 extend along the height direction of the splicing body 1 and are arranged at the same height as the splicing body 1, a plurality of auxiliary fins 3 are symmetrically arranged on the two sides of each heat dissipation fin 2, heat dissipation grooves 10 are formed between every two adjacent heat dissipation fins 2 at intervals, the auxiliary fins 3 extend along the height direction of the heat dissipation fins 2 and are arranged at the same height as the heat dissipation fins 2, and the auxiliary fins 3 are used for increasing.

Preferably, the splicing body is arranged in a bending mode, so that the spliced box frame has a certain curved surface, and the transformer oil can flow conveniently.

Further, the heat dissipation tail end of the heat dissipation fin 2 is integrally formed and connected with a second heat dissipation fin 4, the second heat dissipation fin 4 extends along the height direction of the heat dissipation fin 2 and is integrally formed with the heat dissipation fin 2, and the second heat dissipation fin 4 is used for increasing the heat dissipation area of the heat dissipation fin 2 and improving the heat exchange efficiency of the heat dissipation fin 2.

In a further elaboration, the heat dissipation cavity 21 communicated with the outside is formed in the heat dissipation fin 2, the upper end and the lower end of the heat dissipation cavity 21 are communicated with the outside, during heat dissipation, air in the heat dissipation cavity 21 rises due to heating and is discharged from the opening at the upper end, negative pressure is formed in the heat dissipation cavity 21, the air is sucked from the opening at the lower end, and through the rapid flowing of air in the heat dissipation cavity 21, heat on the inner wall of the heat dissipation fin 2 is effectively taken away, so that the heat exchange efficiency of the heat dissipation fin 2 is improved.

In further detail, the outer side of the splicing body 1 is provided with the connecting portion 5, the connecting portion 5 extends along the height direction of the splicing body 1, the strength of the splicing body 1 is helped by the connecting portion 5, the splicing body has good bearing capacity during transportation, and the splicing bodies are not prone to deformation during mutual stacking and transportation, so that the transportation cost is helped to be reduced.

Further put in detail, be equipped with the heat dissipation channel 6 that is linked together with the external world along its length direction in connecting portion 5, through heat dissipation channel 6's setting, increased connecting portion 5's heat radiating area, improved connecting portion 5's heat exchange efficiency, be convenient for in time with the heat transfer of connecting portion 5 department to the air.

Preferably, the auxiliary fins 3 are vertically connected to the outer side walls of the heat dissipation fins 2, so that the openings of the heat dissipation grooves are large, gas flow is facilitated, and the heat dissipation efficiency is improved.

In further detail, the two ends of the splicing body 1 are respectively provided with a splicing part 7 and a splicing groove 8, the splicing part 7 can be inserted into the splicing groove 8 of the other splicing body 1 to connect the two splicing bodies 1, the splicing part 7 comprises an inserting part 71 and an anti-falling part 72, the splicing groove 8 comprises a slot 81 and an anti-falling groove 82 in anti-falling fit with the anti-falling part 72, during splicing, the two splicing bodies 1 are staggered up and down, the splicing part 7 is aligned with the splicing groove 8 and presses the splicing body 1 at a higher position with force to insert the splicing part 7 into the splicing groove 8, at the moment, the inserting part 71 is inserted into the slot 81, the anti-falling part 72 is inserted into the anti-falling groove 82, and positioning during splicing of the two splicing bodies 1 is facilitated through the matching of the inserting part 71 and the slot 81; through anticreep portion 72 and anticreep groove 82's cooperation, prevent to splice the back separation of two concatenation bodies 1, be difficult for breaking down between two concatenation bodies 1, the installation is comparatively firm.

Preferably, the two ends of the splicing body 1 are respectively provided with the welding inclined planes 9, the welding inclined planes 9 on the two adjacent splicing bodies 1 are spliced to form a welding groove for containing the welding flux, the welding flux after welding can be filled in the welding groove due to the arrangement of the welding inclined planes 9, the welding flux is prevented from protruding from the surface of the splicing body 1 to be attractive, the welding groove can play a role in protecting the welding flux filled in the welding groove, the falling of the welding flux is reduced, and therefore the two splicing bodies 1 after welding are enabled to be firmer.

In more detail, the box frame splicing piece is made of an aluminum alloy material, the aluminum alloy has a good heat conduction effect, is beneficial to temperature rise, and has the effects of good heat dissipation, noise reduction and energy (current, load, eddy current loss, magnetic field and the like) loss reduction compared with the traditional metal material; the aluminum alloy has light weight, is convenient to transport, further reduces the transportation cost, and is convenient for workers to assemble; the aluminum alloy has good corrosion resistance, and is not easy to be corroded by seawater at sea when sold abroad; the aluminum resource is rich, the recovery value is high, and the processing is easy.

Preferably, the aluminum alloy is a nano aluminum alloy composite material, and the nano aluminum alloy composite material has the effects of light weight, high strength, high rigidity, high shear strength, small thermal expansion, high thermal stability, excellent electric conduction, heat conduction, wear resistance, corrosion resistance and the like.

Preferably, the box frame spliced by the box frame splicing pieces is in one of a square shape, a circular shape and a rectangular shape.

Preferably, the cross section of the fin mentioned in the present embodiment is 1 type.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although terms are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a case frame splice convenient to heat dissipation for the polylith splices into the case frame, its characterized in that: including the concatenation body (1), be equipped with a plurality of radiating fin (2) on the concatenation body (1) lateral wall, radiating fin (2) bilateral symmetry is equipped with a plurality of auxiliary fin (3), and the interval forms radiating groove (10) between two adjacent radiating fin (2), auxiliary fin (3) are used for increasing the heat radiating area of radiating fin (2).

2. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the splicing body (1) is arranged in a bending way.

3. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the heat dissipation tail end of the heat dissipation fin (2) is connected with a second heat dissipation fin (4), and the second heat dissipation fin (4) is used for increasing the heat dissipation area of the heat dissipation fin (2).

4. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the radiating fins (2) are internally provided with radiating cavities (21) communicated with the outside.

5. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the outer side of the splicing body (1) is provided with a connecting part (5), and the connecting part (5) extends along the height direction of the splicing body (1).

6. A box frame splice for facilitating heat dissipation according to claim 5 wherein: and a heat dissipation channel (6) communicated with the outside is arranged in the connecting part (5) along the length direction of the connecting part.

7. A box frame splice for facilitating heat dissipation according to claim 1 wherein: and the auxiliary fins (3) are vertically connected to the outer side wall of the radiating fin (2).

8. A box frame splice for facilitating heat dissipation according to claim 1 wherein: splice body (1) both ends and be equipped with concatenation portion (7) and splice groove (8) respectively, concatenation portion (7) can insert in splice groove (8) of another concatenation body (1) in order to connect two concatenation bodies (1), concatenation portion (7) are including inserting portion (71) and anticreep portion (72), splice groove (8) including slot (81) and with anticreep portion (72) anticreep complex anticreep groove (82).

9. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the two ends of each splicing body (1) are respectively provided with a welding inclined plane (9), and the welding inclined planes (9) on the two adjacent splicing bodies (1) are spliced to form a welding groove for containing welding flux.

10. A box frame splice for facilitating heat dissipation according to claim 1 wherein: the box frame splicing piece is made of an aluminum alloy material.

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