CN213484282U - Transformer case that thermal diffusivity is strong - Google Patents

Abstract

The utility model relates to a transformer case that thermal diffusivity is strong, including box and crossbeam, first rectangle through-hole and second rectangle through-hole have been seted up on the lateral wall of box one side, it has the side door that is used for closed first rectangle through-hole to articulate on the box lateral wall, be fixed with the fixed plate on the position that the box lateral wall is close to second rectangle through-hole, the surface area that the fixed plate is close to the lateral wall of box one side is greater than the surface area of second rectangle through-hole, a plurality of outer ventilation holes have evenly been seted up on the fixed plate, be equipped with the subassembly that ventilates in the second rectangle through-hole. This application is through setting up outer ventilation hole to set up ventilative subassembly in outer ventilation hole, carry out the heat in the use with this electrical apparatus in the box and give off, reduced because of the interior high temperature of box influences the probability of electrical apparatus performance.

Description

Transformer case that thermal diffusivity is strong

Technical Field

The application relates to the technical field of transformer boxes, in particular to a transformer box with high heat dissipation performance.

Background

The safe and stable operation of the outdoor transformer box is an indispensable part for ensuring the normal operation of a power grid. Outdoor transformer box is because the change of various environmental factor, and it not only will have dampproofing waterproof function, also has dustproof radiating function simultaneously, especially in the big and hot desert area of sand blown by the wind to this is convenient for strengthen outdoor transformer box's life.

As shown in fig. 1, the related art discloses a power transformation box, which includes a box body 1, a mounting hole 11 is formed in a side wall of one side of the box body 1, a side door 3 for closing the mounting hole 11 is hinged to the side wall of the box body 1, a cross beam 2 is fixed on the top of the box body 1, and the surface area of the bottom surface of the cross beam 2 is larger than that of the top of the box body 1.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the transformer box is applied to a hot area, the performance of the electric appliance in the box body is easily affected.

SUMMERY OF THE UTILITY MODEL

For the convenience of the box dispels the heat, reduces the probability that produces the influence to the electrical apparatus performance in the box, this application provides a transformer box that thermal diffusivity is strong.

The application provides a transformer case that thermal diffusivity is strong adopts following technical scheme:

the utility model provides a transformer case that thermal diffusivity is strong, includes box and crossbeam, first rectangle through-hole and second rectangle through-hole have been seted up on the lateral wall of box one side, it has the side door that is used for closed first rectangle through-hole to articulate on the box lateral wall, the box lateral wall is fixed with the fixed plate on being close to the position of second rectangle through-hole, the surface area that the fixed plate is close to the lateral wall of box one side is greater than the surface area of second rectangle through-hole, a plurality of outer ventilation holes have evenly been seted up on the fixed plate, be equipped with the subassembly that ventilates in the second rectangle through.

Through adopting above-mentioned technical scheme, evenly set up outer ventilation hole on the fixed plate to set up ventilative subassembly, thereby the wind flow in the box outside of being convenient for is inside, thereby the electrical apparatus in the box of being convenient for dispels the heat at the course of the work, has reduced because of the probability that the box internal temperature is too high and influence the electrical apparatus performance, is favorable to prolonging the life of electrical apparatus in the box.

Preferably, the subassembly that ventilates is equipped with the multiunit, the subassembly that ventilates and outer ventilation hole one-to-one, every group the subassembly that ventilates all including set up on the fixed plate outer baffle and with outer baffle fixed surface's mounting panel, outer baffle top sets up in the interior roof department in outer ventilation hole, distance top-down between outer baffle and the fixed plate increases progressively in proper order, run through on the mounting panel be provided with mounting panel clearance fit's bolt, threaded connection between bolt and the fixed plate.

Through adopting above-mentioned technical scheme, the outer wind of box gets into in the second rectangle through-hole by outer ventilation hole, under the effect of outer baffle to this has played good effect of blockking to sand blown by the wind and rainwater in the air, thereby has reduced the probability that sand blown by the wind and rainwater got into in the box, has played good guard action to the electrical apparatus in the box.

Preferably, be equipped with inside hollow cover box in the second rectangle through-hole, the lateral wall opening that the cover box is close to fixed plate one side, a plurality of interior ventilation holes have evenly been seted up on the cover box lateral wall, interior ventilation hole sets up with outer ventilation hole in turn, and with the interior ventilation hole height that corresponds with outer baffle position is greater than the outer ventilation hole height that corresponds with outer baffle position.

Through adopting above-mentioned technical scheme, after sand blown by the wind or the rainwater in the air got into second rectangle through-hole by outer ventilation hole, outer baffle had played good effect of blockking to sand blown by the wind or the rainwater that gets into in the second rectangle through-hole, because interior ventilation hole sets up with outer ventilation hole in turn to this makes the wind channel in the cover box become crooked, has reduced the probability that sand blown by the wind or rainwater got into in the box.

Preferably, a plurality of inner baffles are fixed on the inner wall of the cover box close to one side of the fixed plate, and the inner baffles and the outer baffles are alternately arranged.

Through adopting above-mentioned technical scheme, after sand blown by the wind or rainwater got into the cover box by outer ventilation hole in, under the mating reaction of outer baffle and interior baffle to this makes and has formed a plurality of crooked wind channels in the cover box, has further reduced the probability that sand blown by the wind or rainwater got into in the box, is favorable to the electrical apparatus in the protective box.

Preferably, the inner vent hole at the bottom of the cover box is arranged at the intersection between the inner bottom wall of the cover box and the side wall of the cover box, and the height of the inner bottom wall of the cover box decreases progressively from the outer side of the box body to the inner side of the box body.

Through adopting above-mentioned technical scheme, after the sand blown by the wind gets into the cover box in by outer ventilation hole, under the effect that blocks of outer baffle, the sand grain drops to cover box inner bottom wall on, because the height of cover box inner bottom wall is steadilyd decrease to the box inboard from the box outside to this makes the sand grain drop to the box in by the inner ventilation hole of cover bottom of the box portion, thereby be convenient for the staff and open the side door and clean the sand grain, be favorable to preventing that the sand blown by the wind from piling up the condition emergence on cover box inner bottom wall.

Preferably, be provided with open-top's collection box on the interior diapire of box, the height that highly is less than the interior diapire of cover box of collection box up end, just the lateral wall that the collection box is close to fixed plate one side is laminated with the box inner wall.

Through adopting above-mentioned technical scheme, collect the box and played good collection effect to the sand grain that drops on the cover box internal bottom wall to this degree of difficulty that has reduced the staff and has cleared up the sand grain.

Preferably, with install on the box lateral wall of first rectangle through-hole homonymy and be used for supporting tight subassembly of supporting of tight side door, support tight subassembly and set up in the one side of keeping away from the side door articulated shaft of box lateral wall.

Through adopting above-mentioned technical scheme, support tight subassembly and played good support tight effect to the side door to this probability that the side door opened by oneself in the use has been reduced.

Preferably, the tight subassembly of supporting is including rotating the dwang of installing on the box lateral wall, keeping away from the box with the dwang one end fixed support tight piece and keep away from the fixed operation piece of lateral wall of box one side with supporting tight piece.

Through adopting above-mentioned technical scheme, after the staff closed the side door, for the stability of reinforcing side door in the use, the staff only need rotate through the operation piece and support tight piece and dwang for support tight piece and be close to the lateral wall that box one side was kept away from to the side door and support tightly, thereby reduced the probability that the side door was opened by oneself.

In summary, the present application includes at least one of the following beneficial technical effects:

in the application, the outer vent holes are formed, and the ventilation assemblies are arranged in the outer vent holes, so that heat dissipation of an electric appliance in the box body is facilitated in the using process, and the probability of influencing the performance of the electric appliance due to overhigh temperature in the box body is reduced;

in the application, the outer baffle plate on the fixing plate has a good blocking effect on wind sand and rainwater in the air, so that the probability of wind sand or rainwater entering the box body is reduced, and the electrical appliances in the box body are protected;

in this application, under the mating reaction of outer baffle and interior baffle to this has formed the wind channel of a plurality of bendings in the cover box, thereby has further reduced the probability that sand blown by the wind or rainwater got into the box.

Drawings

Fig. 1 is a schematic structural view of a power transformation box disclosed in the related art.

Fig. 2 is a schematic structural view of a power transformation box having a high heat dissipation performance according to the embodiment.

Fig. 3 is a schematic plan view of the power transformation box of the embodiment.

Description of reference numerals: 1. a box body; 11. mounting holes; 12. a first rectangular through hole; 13. a second rectangular through hole; 2. a cross beam; 3. a side door; 4. a propping component; 41. rotating the rod; 42. a propping block; 43. an operation block; 5. a fixing plate; 51. an outer vent hole; 6. a ventilation assembly; 61. an outer baffle; 62. mounting a plate; 621. a bolt; 7. a housing box; 71. an inner vent hole; 8. an inner baffle; 9. a collection box; 91. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses transformer box that thermal diffusivity is strong. Referring to fig. 2 and 3, the transformer box with high heat dissipation performance comprises a box body 1, a cross beam 2, a side door 3, a butting assembly 4, a fixing plate 5 and a ventilation assembly 6, wherein the box body 1 is of a hollow rectangular structure, and a first rectangular through hole 12 and a second rectangular through hole 13 are formed in the side wall of one side of the box body 1. The crossbeam 2 level sets up, and its bottom surface and 1 upper surface of box are fixed, and the surface area of 2 bottom surfaces of crossbeam is greater than the surface area of 1 upper surface of box, and the height at 2 tops of crossbeam is decreased progressively to 2 both sides of crossbeam by 2 middle parts of crossbeam to this has reduced debris or rainwater and has detained the probability at 2 tops of crossbeam. The side door 3 is a vertically arranged rectangular plate-shaped structure, the side wall on one side of the side door 3 is hinged to the outer wall of the box body 1 between the first rectangular through hole 12 and the second rectangular through hole 13, and the surface area of the side wall on one side of the side door 3 close to the box body 1 is larger than the cross-sectional area of the first rectangular through hole 12, so that the side door 3 can completely close the first rectangular through hole 12 when being closed.

Referring to fig. 2, the fastening component 4 is installed on the side wall of the box body 1 on the same side as the first rectangular through hole 12, and is used for fastening the side door 3, the fastening component 4 is arranged on one side of the side wall of the box body 1 away from the hinge shaft of the side door 3, and the fastening component 4 comprises a rotating rod 41, a fastening block 42 and an operation block 43. The rotating rod 41 is a horizontally arranged round rod-shaped structure, and is rotatably installed on the side wall of the box body 1 near the first rectangular through hole 12. The first rectangular through hole 12 is a rectangular block structure, and a side wall of the first rectangular through hole close to one side of the box body 1 is fixed to one end of the rotating rod 41 far away from the box body 1. The operation block 43 is a rectangular block structure, and the side wall of the operation block 43 close to one side of the box body 1 is fixed with the side wall of the abutting block 42 far away from one side of the box body 1, so that the operator can rotate the abutting block 42 and the rotating rod 41 through the operation block 43. For the stability after reinforcing side door 3 closes, the staff only need be after closing side door 3, rotate through operation piece 43 and support tight piece 42 to this makes to support tight piece 42 and is close to the lateral wall butt that the lateral wall of box 1 one side and side door 3 kept away from box 1 one side, thereby has reduced the probability that side door 3 opened by oneself in the use.

Referring to fig. 2, the fixing plate 5 is a vertically arranged rectangular plate-shaped structure, the fixing plate 5 is arranged on the side wall of the box body 1 near the second rectangular through hole 13, the surface area of the side wall of the fixing plate 5 near the box body 1 is larger than the surface area of the second rectangular through hole 13, so that the fixing plate 5 completely closes the second rectangular through hole 13, and the fixing plate 5 is provided with an outer vent hole 51. The cross section of outer ventilation hole 51 is the rectangle, and its quantity is a plurality of, and the distance between the adjacent outer ventilation hole 51 equals to this air and the box 1 inside in the box 1 outside circulate through outer ventilation hole 51 and second rectangle through-hole 13, are favorable to the electrical apparatus in the box 1 to dispel the heat.

Referring to fig. 3, the ventilation assemblies 6 are disposed in the second rectangular through holes 13, the ventilation assemblies 6 are provided with a plurality of groups, the ventilation assemblies 6 correspond to the outer ventilation holes 51 one by one, and each group of ventilation assemblies 6 includes an outer baffle 61 and a mounting plate 62. The outer baffle 61 is a rectangular plate-shaped structure which is obliquely arranged, the length direction of the outer baffle is parallel to the length direction of the outer vent hole 51, the top of the outer baffle 61 is arranged on the inner top wall of the outer vent hole 51, and the distance between the outer baffle 61 and the fixing plate 5 is sequentially increased from top to bottom. The mounting plate 62 is a vertically arranged rectangular plate-shaped structure, the length direction of the mounting plate is parallel to that of the outer vent hole 51, the bottom surface of the mounting plate 62 is fixed to the upper surface of the outer baffle 61, and the side wall of the mounting plate 62, which is far away from the center of the box body 1, is attached to the side wall of the fixing plate 5, which is close to the box body 1. Referring to fig. 2, a bolt 621 is disposed on the mounting plate 62, an axis of the bolt 621 is parallel to an axis of the rotating rod 41, the bolt 621 penetrates through the mounting plate 62 and is in clearance fit with the mounting plate 62, and the bolt 621 is in threaded connection with the fixing plate 5, so that a worker can fix the mounting plate 62 and the outer baffle 61 on the fixing plate 5. Through setting up ventilative subassembly 6, behind sand blown by the wind or rainwater in the air got into second rectangle through-hole 13 by outer ventilation hole 51, under the effect of blockking of outer baffle 61 to this probability that sand blown by the wind or rainwater got into in the box 1 has been reduced, thereby has reduced the probability that the electrical apparatus in the box 1 takes place the damage.

Referring to fig. 3, a cover box 7 is disposed in the second rectangular through hole 13, the cover box 7 is a rectangular box-shaped structure, the interior of the cover box 7 is hollow, a side wall of the cover box 7 near the fixing plate 5 is open, and an inner vent hole 71 is disposed on a side wall of the cover box 7. The cross section of interior ventilation hole 71 is the rectangle, and its quantity is a plurality of, and the interval between the adjacent interior ventilation hole 71 equals that interior ventilation hole 71 sets up with outer ventilation hole 51 in turn, and the interior ventilation hole 71 that corresponds with outer baffle 61 position highly is greater than the outer ventilation hole 51 that corresponds with outer baffle 61 position to this makes the wind channel in the cover box 7 crooked, has further reduced the probability that sand blown by the wind or rainwater got into in the box 1 in by second rectangle through-hole 13.

Referring to fig. 3, an inner baffle 8 is arranged in the cover box 7, the inner baffle 8 is of a plate-shaped structure which is obliquely arranged, the top of the inner baffle 8 is arranged at a position, close to the inner top wall of the inner vent hole 71, of the inner wall of the cover box 7, and the distance between the side wall, close to one side of the fixed plate 5, of the inner baffle 8 and the fixed plate 5 is gradually decreased from top to bottom. In this embodiment, the quantity of interior baffle 8 is equipped with a plurality ofly, and interior baffle 8 sets up with outer baffle 61 in turn, and the height that highly is greater than this outer baffle 61 of interior baffle 8 that corresponds with outer baffle 61 position to this makes a plurality of wind channels in the cover box 7 more crooked, makes the probability that sand blown by the wind or rainwater got into in the box 1 by cover box 7 reduce by a wide margin.

Referring to fig. 3, the lowest inner vent hole 71 of the cover box 7 is disposed at the intersection between the inner bottom wall of the cover box 7 and the side wall of the cover box 7, and the height of the inner bottom wall of the cover box 7 decreases from the outer side of the box body 1 to the inner side of the box body 1. Be equipped with in box 1 and collect box 9, collect box 9 and be inside hollow box-like structure, the height that highly is less than the diapire in the cover box 7 of the open-top up end of collecting box 9, collect the lateral wall and the laminating of box 1 inner wall that box 9 is close to fixed plate 5 one side, and the up end of box 1 is fixed with handle 91. When sand blown by the wind or rainwater gets into in the cover box 7 by outer ventilation hole 51, under the mating action between outer baffle 61 and interior baffle 8, sand grain or water droplet easily drop to the interior diapire of cover box 7 on, drop to in collecting the box 9 by the interior ventilation hole 71 department of cover box 7 bottom afterwards to this is convenient for the staff to open the fixed plate 5 after, clears up sand grain or water droplet in collecting the box 9.

The implementation principle of the transformer box with strong heat dissipation performance of the embodiment of the application is as follows: by arranging the outer vent hole 51 and the inner vent hole 71 on the side wall of the cover box 7, the heat dissipation of the electric appliance in the box body 1 is facilitated during the use process. In box 1 outside sand blown by the wind or the rainwater easily gets into cover box 7 by outer ventilation hole 51, under the mating reaction of outer baffle 61 and interior baffle 8 for the wind channel in the cover box 7 is crooked, in addition, the great sand grain of quality or water droplet drop to cover box 7's interior diapire in the air, sand grain or water droplet drop to collect the box 9 in from cover box 7 bottommost interior ventilation hole 71 department afterwards, thereby be convenient for the staff to open fixed plate 5 and clear up sand grain or water droplet in collecting the box 9.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a transformer case that thermal diffusivity is strong which characterized in that: including box (1) and crossbeam (2), first rectangle through-hole (12) and second rectangle through-hole (13) have been seted up on the lateral wall of box (1) one side, it has side door (3) that are used for closed first rectangle through-hole (12) to articulate on box (1) lateral wall, be fixed with fixed plate (5) on the position that box (1) lateral wall is close to second rectangle through-hole (13), the surface area that fixed plate (5) are close to the lateral wall of box (1) one side is greater than the surface area of second rectangle through-hole (13), a plurality of outer ventilation holes (51) have evenly been seted up on fixed plate (5), be equipped with ventilative subassembly (6) in second rectangle through-hole (13).

2. The power transformation box with high heat dissipation performance of claim 1, wherein: ventilative subassembly (6) are equipped with the multiunit, ventilative subassembly (6) and outer ventilation hole (51) one-to-one, every group ventilative subassembly (6) all including set up outer baffle (61) on fixed plate (5) and with outer baffle (61) upper surface fixed's mounting panel (62), outer baffle (61) top sets up in the interior roof department of outer ventilation hole (51), distance top-down between outer baffle (61) and fixed plate (5) increases progressively in proper order, run through on mounting panel (62) be provided with mounting panel (62) clearance fit's bolt (621), threaded connection between bolt (621) and fixed plate (5).

3. The power transformation box with high heat dissipation performance of claim 2, wherein: be equipped with inside hollow cover box (7) in second rectangle through-hole (13), cover box (7) are close to the lateral wall opening of fixed plate (5) one side, a plurality of interior ventilation holes (71) have evenly been seted up on cover box (7) lateral wall, interior ventilation hole (71) set up with outer ventilation hole (51) in turn, and with interior ventilation hole (71) height that corresponds with outer baffle (61) position is greater than outer ventilation hole (51) height that corresponds with outer baffle (61) position.

4. The power transformation box with high heat dissipation performance of claim 3, wherein: a plurality of inner baffles (8) are fixed on the inner wall of the cover box (7) close to one side of the fixed plate (5), and the inner baffles (8) and the outer baffles (61) are alternately arranged.

5. The power transformation box with high heat dissipation performance of claim 3, wherein: the inner vent hole (71) at the bottom of the cover box (7) is formed in the intersection between the inner bottom wall of the cover box (7) and the side wall of the cover box (7), and the height of the inner bottom wall of the cover box (7) decreases progressively from the outer side of the box body (1) to the inner side of the box body (1).

6. The power transformation box with high heat dissipation performance of claim 5, wherein: the inner bottom wall of the box body (1) is provided with a collection box (9) with an open top, the height of the upper end face of the collection box (9) is smaller than that of the inner bottom wall of the cover box (7), and the side wall, close to one side of the fixing plate (5), of the collection box (9) is attached to the inner wall of the box body (1).

7. The power transformation box with high heat dissipation performance of claim 1, wherein: with install on the box (1) lateral wall of first rectangle through-hole (12) homonymy and be used for supporting tight subassembly (4) of supporting tight side door (3), support tight subassembly (4) and set up in one side that side door (3) articulated shaft was kept away from to box (1) lateral wall.

8. The power transformation box with high heat dissipation performance of claim 7, wherein: the abutting assembly (4) comprises a rotating rod (41) rotatably installed on the side wall of the box body (1), an abutting block (42) fixed with one end, away from the box body (1), of the rotating rod (41), and an operating block (43) fixed with the side wall, away from one side of the box body (1), of the abutting block (42).

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