CN113013767A

CN113013767A - Box-type substation

Info

Publication number: CN113013767A
Application number: CN202110229797.2A
Authority: CN
Inventors: 李兴伟; 李兴刚; 李兴三; 李鑫; 李浩然; 李帅; 盛国杰; 何庆英; 张西贵; 宋全洪; 马连生
Original assignee: Linyi Shinaitong Electric Technology Co ltd
Current assignee: Linyi Shinaitong Electric Technology Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-06-22
Anticipated expiration: 2041-03-02
Also published as: CN113013767B

Abstract

The invention discloses a box-type transformer substation, which has the technical scheme that: the box body is fixed above the bottom plate, a first heat dissipation groove is formed in one side of the box body, a second heat dissipation groove is formed in one side, adjacent to the first heat dissipation groove, of the box body, a swinging plate is rotatably connected to the first heat dissipation groove, a supporting plate is fixed inside the box body, a servo motor is fixed on the supporting plate, a drawing structure used for drawing the swinging plate to move in a fanning mode is arranged in the box body, a first fanning structure is arranged inside the box body on the side opposite to the second heat dissipation groove, a second fanning structure is arranged inside the box body on the side opposite to the first heat dissipation groove, and a linkage structure for driving the drawing structure, the first fanning structure and the second fanning structure to move through the servo motor is further arranged in the box body; this box-type substation has good heat-sinking capability.

Description

Box-type substation

Technical Field

The invention relates to the field of transformer substations, in particular to a box type transformer substation.

Background

The box-type substation is a high-voltage switch device, a distribution transformer and a low-voltage distribution device, and is factory prefabricated indoor and outdoor compact distribution equipment which is integrated according to a certain wiring scheme, namely, functions of high-voltage power receiving, transformer voltage reduction, low-voltage distribution and the like are organically combined together.

The traditional Chinese patent with the publication number of CN110445042B discloses a box-type transformer substation, relates to the technical field of transformer substations, and mainly aims to cool the transformer and avoid dust from being deposited on the transformer. The main technical scheme of the invention is as follows: a box substation, comprising: the air conditioner comprises a box body, an air inlet part and an air outlet part; the transformer is arranged in the box body; the air inlet part comprises an air inlet pipe, a fan, an air outlet pipe and a spiral pipe which are sequentially connected, the spiral pipe is positioned in the box body and is wound on the transformer, a plurality of exhaust holes are uniformly distributed on the pipe wall of the spiral pipe, and each exhaust hole faces the transformer; the exhaust part comprises a gas collecting pipe, a piston cylinder, a push-pull rod, a disc and a bracket.

The box-type substation has the capability of conveniently dissipating heat, but the box-type substation has the following defects and shortcomings: the power equipment which depends on the heat dissipation device is complex, and the heat dissipation device has more electric equipment and large power consumption in order to achieve the heat dissipation purpose.

Disclosure of Invention

In view of the problems mentioned in the background, the present invention is directed to a box type substation to solve the problems mentioned in the background.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a box-type substation, includes the bottom plate, the top of bottom plate is fixed with the box, first radiating groove has been seted up to one side of box, the box is adjacent second radiating groove has been seted up to the one side of first radiating groove, first radiating groove department rotates and is connected with the swinging plate, the inside backup pad that is fixed with of box, be fixed with servo motor in the backup pad, be provided with in the box and be used for the tractive structure that the swinging plate fanned, the box is inside relative the one side of second radiating groove is provided with first fan structure, the box is inside relative the one side of first radiating groove is provided with second fan structure, still be provided with in the box through servo motor drives the tractive structure first fan structure the linkage structure of second fan structure action.

By adopting the technical scheme, the box-type substation has good heat dissipation capacity, the servo motor can be used for driving the first fan structure and the second fan structure to move, the traction structure is driven to fan at the first heat dissipation groove, and the first heat dissipation groove and the second heat dissipation groove are matched to form airflow circulating flow inside the box body, so that a good heat dissipation effect can be achieved for the box-type substation.

Preferably, the traction structure comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a traction rod and a v-21274, the shape sleeve is fixed on the swinging plate at one end of the first connecting rod, the second connecting rod is rotatably connected with the first connecting rod, the third connecting rod is rotatably connected with the second connecting rod, the third connecting rod is rotatably connected with the fourth connecting rod, the fourth connecting rod is welded and fixed at the end part of the traction rod, the v-74, the shape sleeve is fixed on the supporting plate, and the traction rod is horizontally connected in the v-21274, i-shaped sleeve in a sliding manner.

By adopting the technical scheme, when the pulling rod slides in the v-21274, the pulling rod can pull the fourth connecting rod to slide, so that the third connecting rod and the second connecting rod can be driven to swing, the swinging plate and the first connecting rod are driven to fan at the first heat dissipation groove, and the airflow acceleration can be performed at the first heat dissipation groove.

The preferred, first fan structure includes first bearing, first dead lever, shaft shoulder, clamping ring, solid fixed cylinder and the first flabellum of a plurality of, first bearing is fixed in the box, first dead lever rotates to be connected in the first bearing, shaft shoulder integrated into one piece is in the outside of first dead lever, gu fixed cylinder cover is established first dead lever is outside, clamping ring threaded connection be in outside the first dead lever, a plurality of first flabellum is fixed respectively gu fixed cylinder is outside.

Through adopting above-mentioned technical scheme, when first dead lever on first bearing frame rotated, it can drive first flabellum fan and move, can make things convenient for the dismouting of fixed cylinder to be fixed through utilizing shaft shoulder, clamping ring.

Preferably, the second fan structure includes a second bearing seat, a second fixing rod and a plurality of second blades, the second bearing seat is fixed inside the box body, the second fixing rod is rotatably connected inside the second bearing seat, the plurality of second blades are respectively fixed outside the second fixing rod, and the plurality of second blades are respectively arc-shaped.

Through adopting above-mentioned technical scheme, when the second dead lever was at the second bearing frame internal rotation, it can drive the second flabellum and rotate, because the second flabellum is bow-shaped, it can form the poor effect of spiral, can accelerate the wind speed.

Preferably, the linkage structure includes a central gear, a first gear, a second gear, a first connecting shaft, a second connecting shaft, a first sector gear, a second sector gear and a double-sided rack, the first gear is fixed at an end of a motor shaft of the servo motor, the first gear and the first sector gear are respectively fixed outside the first connecting shaft, the second gear and the second sector gear are respectively fixed outside the second connecting shaft, the first connecting shaft and the second connecting shaft are respectively rotatably connected in the support plate, the central gear is respectively engaged with the first gear and the second gear, the double-sided rack is fixed at an end of the pulling rod, the first sector gear and the second sector gear are respectively engaged with the double-sided rack, the first gear drives the first fan structure to move, the second gear drives the second fan structure to act.

Through adopting above-mentioned technical scheme, when servo motor drove the sun gear and rotates, it can drive sun gear and rotate, can drive first gear and second gear rotation when the sun gear rotates, drives first connecting axle and second connecting axle and rotates, drives first sector gear and second sector gear and rotates, drives two-sided rack and slides in the backup pad, reaches the purpose that drives the tractive pole tractive, drive first fan structure, the action of second fan structure through linkage structure.

Preferably, the first gear end face is fixed with a third fixed rod, the end of the third fixed rod is fixed with a first fixed ring, the end of the first fixed rod is fixed with a second fixed ring, and the first fixed ring and the second fixed ring are connected with a threaded ring sleeve through common threads.

Through adopting above-mentioned technical scheme, can drive the third dead lever when first gear revolve and rotate, can realize the dismouting of third dead lever and first dead lever and be connected through screwing up the solid fixed ring of the first solid fixed ring of and the solid fixed ring outside of second ring cover.

Preferably, a fourth fixing rod is fixed to the end of the second gear, the fourth fixing rod is rotatably connected to the inside of the box body through a third bearing seat, a first bevel gear is fixed to the end of the fourth fixing rod, a second bevel gear is fixed to the end of the second fixing rod, and the first bevel gear and the second bevel gear are meshed with each other.

Through adopting above-mentioned technical scheme, can drive the fourth dead lever at third bearing frame internal rotation when the second gear rotates to can drive first conical gear and rotate, can drive the rotation of second dead lever through the meshing that utilizes first conical gear and second conical gear.

Preferably, the first fan blade comprises a connecting handle, an L-shaped sector and an arc-shaped sector which are integrally formed, the connecting handle is welded and fixed outside the fixed cylinder, the L-shaped sector is fixed at the end of the connecting handle, and the arc-shaped sector is integrally formed at one side of the L-shaped sector, which deviates from the connecting handle.

By adopting the technical scheme, when the first fan blade moves, the L-shaped fan part and the arc-shaped fan part on the connecting handle can form a larger air area, and the fan effect is improved.

Preferably, a dust baffle is fixed at the top of one side of the box body, which is located on the second heat dissipation groove, and an arc-shaped guide plate is fixed at the bottom of the second heat dissipation groove inside the box body.

Through adopting above-mentioned technical scheme, utilize the dust board to carry out the dust to the second radiating groove and shelter from, utilize the arc guide plate can accelerate the speed that the air current came in and go out the second radiating groove.

Preferably, a first air bag layer and a second air bag layer are fixed on the bottom plate, the first air bag layer is located on the outer wall of the box body, and the second air bag layer is located on the inner wall of the box body.

Through adopting above-mentioned technical scheme, the leakproofness of bottom plate and box can be increased to first gasbag layer and second gasbag layer on the bottom plate.

In summary, the invention mainly has the following beneficial effects:

the box-type substation has good heat dissipation capacity, the servo motor can be used for driving the first fan structure and the second fan structure to move, the traction structure is driven to fan at the first heat dissipation groove, and airflow circulating flow can be formed inside the box body by matching the first heat dissipation groove and the second heat dissipation groove, so that a good heat dissipation effect can be achieved for the box-type substation.

Drawings

Fig. 1 is a schematic structural diagram of a box substation;

fig. 2 is one of structural sectional views of the box-type substation;

fig. 3 is a second structural sectional view of the box-type substation;

FIG. 4 is an enlarged view at A in FIG. 3;

FIG. 5 is an enlarged view at B in FIG. 3;

FIG. 6 is one of the schematic structural diagrams of the box-type substation after the box body is hidden;

FIG. 7 is an enlarged view at C in FIG. 6;

fig. 8 is a second schematic structural diagram of the box-type substation after the box body is hidden;

fig. 9 is an enlarged view at D in fig. 8.

Reference numerals: 1. a base plate; 10. a box body; 11. a first heat sink; 12. a second heat sink; 13. a swing plate; 14. a support plate; 15. a servo motor; 2. a pulling structure; 3. a first fan structure; 4. a second fan structure; 5. a linkage structure; 21. a first link; 22. a second link; 23. a third link; 24. a fourth link; 25. a traction rod; 26. \ 21274; 31. a first bearing housing; 32. a first fixing lever; 33. a shaft shoulder; 34. pressing a ring; 35. a fixed cylinder; 36. a first fan blade; 41. a second bearing housing; 42. a second fixing bar; 43. a second fan blade; 51. a sun gear; 52. a first gear; 53. a second gear; 54. a first connecting shaft; 55. a second connecting shaft; 56. a first sector gear; 57. a second sector gear; 58. a double-sided rack; 521. a third fixing bar; 522. a first retaining ring; 321. a second retaining ring; 523. a threaded ring sleeve; 531. a fourth fixing bar; 532. a third bearing seat; 533. a first bevel gear; 534. a second bevel gear; 361. a connecting handle; 362. an L-shaped sector; 363. an arc-shaped fan part; 121. a dust guard; 122. an arc-shaped guide plate; 101. a first gas capsule layer; 102. a second airbag layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, 2 and 3, a box-type substation includes a base plate 1, wherein a box body 10 is fixed above the base plate 1; in order to realize good heat dissipation of the box-type substation, a first heat dissipation groove 11 is formed in one side of a box body 10, a second heat dissipation groove 12 is formed in one side, adjacent to the first heat dissipation groove 11, of the box body 10, a swinging plate 13 is rotatably connected to the first heat dissipation groove 11, a supporting plate 14 is fixed inside the box body 10, a servo motor 15 is fixed on the supporting plate 14, a drawing structure 2 used for drawing the swinging plate 13 to move in a fanning mode is arranged in the box body 10, a first fan structure 3 is arranged inside the box body 10 on one side, opposite to the second heat dissipation groove 12, a second fan structure 4 is arranged inside the box body 10 on one side, opposite to the first heat dissipation groove 11, and meanwhile, a linkage structure 5 which drives the drawing structure 2, the first fan structure 3 and the second fan structure 4 to move through the servo motor 15 is further arranged in the box body 10.

Referring to fig. 1, 2 and 3, the box-type substation has good heat dissipation capability, and can use a servo motor 15 to drive the first fan structure 3 and the second fan structure 4 to move, so as to drive the traction structure 2 to fan at the first heat dissipation groove 11, and then cooperate with the first heat dissipation groove 11 and the second heat dissipation groove 12 to form air flow circulation flow inside the box body 10, thereby achieving a good heat dissipation effect on the box-type substation.

Referring to fig. 6 to 9, the pulling structure 2 comprises a first connecting rod 21, a second connecting rod 22, a third connecting rod 23, a fourth connecting rod 24, a pulling rod 25 and a v-shaped sleeve 26, wherein one end of the first connecting rod 21 is fixed on the swinging plate 13, the second connecting rod 22 is rotatably connected with the first connecting rod 21, the third connecting rod 23 is rotatably connected with the second connecting rod 22, the third connecting rod 23 is rotatably connected with the fourth connecting rod 24, the fourth connecting rod 24 is welded and fixed at the end part of the pulling rod 25, the v-shaped sleeve 26 is fixed on the supporting plate 14, the pulling rod 25 is horizontally connected in the v-shaped sleeve 26 in a sliding way; when the pulling rod 25 slides in the v-21274h-shaped sleeve 26, the pulling rod can pull the fourth connecting rod 24 to slide, so that the third connecting rod 23 and the second connecting rod 22 can be driven to swing, the swinging plate 13 and the first connecting rod 21 are driven to fan at the first heat dissipation groove 11, and the airflow can be accelerated at the first heat dissipation groove 11.

Referring to fig. 2, 3 and 4, the first fan structure 3 includes a first bearing seat 31, a first fixing rod 32, a shaft shoulder 33, a pressing ring 34, a fixing cylinder 35 and a plurality of first fan blades 36, the first bearing seat 31 is fixed in the box body 10, the first fixing rod 32 is rotatably connected in the first bearing seat 31, the shaft shoulder 33 is integrally formed outside the first fixing rod 32, the fixing cylinder 35 is sleeved outside the first fixing rod 32, the pressing ring 34 is connected outside the first fixing rod 32 by threads, and the plurality of first fan blades 36 are respectively fixed outside the fixing cylinder 35; when the first fixing rod 32 on the first bearing seat 31 rotates, it can drive the first fan blade 36 to fan, and the shaft shoulder 33 and the pressing ring 34 can facilitate the dismounting and fixing of the fixing cylinder 35.

Referring to fig. 2, 3 and 4, the second fan structure 4 includes a second bearing block 41, a second fixing rod 42 and a plurality of second blades 43, the second bearing block 41 is fixed inside the box 10, the second fixing rod 42 is rotatably connected inside the second bearing block 41, the plurality of second blades 43 are respectively fixed outside the second fixing rod 42, and the plurality of second blades 43 are respectively arc-shaped; when the second fixing rod 42 rotates in the second bearing seat 41, it can drive the second fan blade 43 to rotate, and since the second fan blade 43 is in an arc shape, it can form a worm difference effect, and can accelerate the wind speed.

Referring to fig. 6 to 9, the linkage structure 5 includes a central gear 51, a first gear 52, a second gear 53, a first connecting shaft 54, a second connecting shaft 55, a first sector gear 56, a second sector gear 57, and a double-sided rack 58, the first gear 52 is fixed at an end of a motor shaft of the servo motor 15, the first gear 52 and the first sector gear 56 are respectively fixed at an outer portion of the first connecting shaft 54, the second gear 53 and the second sector gear 57 are respectively fixed at an outer portion of the second connecting shaft 55, the first connecting shaft 54 and the second connecting shaft 55 are respectively rotatably connected in the support plate 14, the central gear 51 is respectively engaged with the first gear 52 and the second gear 53, the double-sided rack 58 is fixed at an end of the drag link 25, the first sector gear 56 and the second sector gear 57 are respectively engaged with the double-sided rack 58, the first gear 52 drives the first fan structure 3 to move, the second gear 53 drives the second fan structure 4 to move; when the servo motor 15 drives the central gear 51 to rotate, the servo motor can drive the central gear 51 to rotate, when the central gear 51 rotates, the central gear 51 can drive the first gear 52 and the second gear 53 to rotate, the first connecting shaft 54 and the second connecting shaft 55 are driven to rotate, the first sector gear 56 and the second sector gear 57 are driven to rotate, the double-sided rack 58 is driven to slide on the supporting plate 14, and the purposes of driving the traction rod 25 to draw and driving the first fan structure 3 and the second fan structure 4 to move are achieved through the linkage structure 5.

Referring to fig. 3 and 5, in order to facilitate the first gear 52 to drive the first fixing rod 32 to rotate, a third fixing rod 521 is fixed on an end surface of the first gear 52, a first fixing ring 522 is fixed on an end of the third fixing rod 521, a second fixing ring 321 is fixed on an end of the first fixing rod 32, and a threaded ring housing 523 is commonly and threadedly connected to the outer portions of the first fixing ring 522 and the second fixing ring 321; when the first gear 52 rotates, the third fixing rod 521 can be driven to rotate, and the third fixing rod 521 and the first fixing rod 32 can be detachably connected by tightening the thread ring sleeves 523 outside the first fixing ring 522 and the second fixing ring 321.

Referring to fig. 3, 4 and 8, in order to drive the second fixing rod 42 to rotate by using the second gear 53, a fourth fixing rod 531 is fixed at an end of the second gear 53, the fourth fixing rod 531 is rotatably connected in the casing 10 through a third bearing seat 532, a first bevel gear 533 is fixed at an end of the fourth fixing rod 531, a second bevel gear 534 is fixed at an end of the second fixing rod 42, and the first bevel gear 533 and the second bevel gear 534 are engaged with each other; when the second gear 53 rotates, the fourth fixing rod 531 can be driven to rotate in the third bearing seat 532, so that the first bevel gear 533 can be driven to rotate, and the second fixing rod 42 can be driven to rotate by using the engagement between the first bevel gear 533 and the second bevel gear 534.

Referring to fig. 6 and 8, the first fan blade 36 includes a connecting rod 361, an L-shaped sector 362 and an arc-shaped sector 363, which are integrally formed, the connecting rod 361 is fixed to the outside of the fixing cylinder 35 by welding, the L-shaped sector 362 is fixed to the end of the connecting rod 361, and the arc-shaped sector 363 is integrally formed on the side of the L-shaped sector 362 away from the connecting rod 361; when the first fan blade 36 is fanned, the L-shaped fan portion 362 and the arc-shaped fan portion 363 on the connecting handle 361 can form a larger wind area, thereby improving the fan effect.

Referring to fig. 1 and fig. 2, a dust baffle 121 is fixed on the top of the case 10 at one side of the second heat sink 12, an arc-shaped guide plate 122 is fixed on the bottom of the second heat sink 12 inside the case 10, the dust baffle 121 can shield dust from the second heat sink 12, and the arc-shaped guide plate 122 can increase the speed of the airflow entering and exiting the second heat sink 12; the first air bag layer 101 and the second air bag layer 102 are fixed on the bottom plate 1, the first air bag layer 101 is located on the outer wall of the box body 10, the second air bag layer 102 is located on the inner wall of the box body 10, and the first air bag layer 101 and the second air bag layer 102 on the bottom plate 1 can increase the sealing performance of the bottom plate 1 and the box body 10.

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

Claims

1. A box-type substation, its characterized in that: including bottom plate (1), the top of bottom plate (1) is fixed with box (10), first radiating groove (11) have been seted up to one side of box (10), box (10) are adjacent second radiating groove (12) have been seted up to the one side of first radiating groove (11), first radiating groove (11) department rotates and is connected with swing board (13), box (10) inside is fixed with backup pad (14), be fixed with servo motor (15) on backup pad (14), be provided with in box (10) and be used for the tractive pull structure (2) that swing board (13) fanned, box (10) are inside relative the one side of second radiating groove (12) is provided with first fanning structure (3), box (10) are inside relative the one side of first radiating groove (11) is provided with second fanning structure (4), still be provided with in box (10) through servo motor (15) drive pull structure (2) ) The first fan structure (3) and the second fan structure (4) act in a linkage manner (5).

2. A box substation according to claim 1, characterized in that: the traction structure (2) comprises a first connecting rod (21), a second connecting rod (22), a third connecting rod (23), a fourth connecting rod (24), a traction rod (25), a v-21274and a shape sleeve (26), one end of the first connecting rod (21) is fixed on the swinging plate (13), the second connecting rod (22) is rotatably connected with the first connecting rod (21), the third connecting rod (23) is rotatably connected with the second connecting rod (22), the third connecting rod (23) is rotatably connected with the fourth connecting rod (24), the fourth connecting rod (24) is welded and fixed at the end part of the traction rod (25), the v-21274, the shape sleeve (26) is fixed on the supporting plate (14), and the traction rod (25) is horizontally connected in the v-21274and the shape sleeve (26) in a sliding mode.

3. A box substation according to claim 1, characterized in that: first fan structure (3) include first bearing (31), first dead lever (32), shaft shoulder (33), clamping ring (34), solid fixed cylinder (35) and the first flabellum of a plurality of (36), first bearing (31) are fixed in box (10), first dead lever (32) rotate to be connected in first bearing (31), shaft shoulder (33) integrated into one piece is in first dead lever (32) are outside, gu fixed cylinder (35) cover is established first dead lever (32) are outside, clamping ring (34) threaded connection be in first dead lever (32) are outside, a plurality of first flabellum (36) are fixed respectively gu fixed cylinder (35) are outside.

4. A box substation according to claim 1, characterized in that: the second fan structure (4) comprises a second bearing seat (41), a second fixing rod (42) and a plurality of second fan blades (43), the second bearing seat (41) is fixed inside the box body (10), the second fixing rod (42) is rotatably connected into the second bearing seat (41), the second fan blades (43) are fixed outside the second fixing rod (42) respectively, and the second fan blades (43) are arched respectively.

5. A box substation according to claim 2, 3 or 4, characterized in that: the linkage structure (5) comprises a central gear (51), a first gear (52), a second gear (53), a first connecting shaft (54), a second connecting shaft (55), a first sector gear (56), a second sector gear (57) and a double-sided rack (58), the first gear (52) is fixed at the end part of a motor shaft of the servo motor (15), the first gear (52) and the first sector gear (56) are respectively fixed at the outer part of the first connecting shaft (54), the second gear (53) and the second sector gear (57) are respectively fixed at the outer part of the second connecting shaft (55), the first connecting shaft (54) and the second connecting shaft (55) are respectively and rotatably connected in the supporting plate (14), and the central gear (51) is respectively meshed with the first gear (52) and the second gear (53), the double-face rack (58) is fixed at the end part of the traction rod (25), the first sector gear (56) and the second sector gear (57) are meshed with the double-face rack (58) respectively, the first gear (52) drives the first fan structure (3) to act, and the second gear (53) drives the second fan structure (4) to act.

6. A box substation according to claim 5, characterized in that: a third fixing rod (521) is fixed on the end face of the first gear (52), a first fixing ring (522) is fixed on the end portion of the third fixing rod (521), a second fixing ring (321) is fixed on the end portion of the first fixing rod (32), and a thread ring sleeve (523) is connected to the outer portions of the first fixing ring (522) and the second fixing ring (321) through threads.

7. A box substation according to claim 5, characterized in that: a fourth fixing rod (531) is fixed to the end of the second gear (53), the fourth fixing rod (531) is rotatably connected to the inside of the box body (10) through a third bearing seat (532), a first bevel gear (533) is fixed to the end of the fourth fixing rod (531), a second bevel gear (534) is fixed to the end of the second fixing rod (42), and the first bevel gear (533) and the second bevel gear (534) are meshed with each other.

8. A box substation according to claim 1, characterized in that: the first fan blade (36) comprises an integrally formed connecting handle (361), an L-shaped fan part (362) and an arc-shaped fan part (363), the connecting handle (361) is welded and fixed to the outside of the fixed cylinder (35), the L-shaped fan part (362) is fixed to the end part of the connecting handle (361), and the arc-shaped fan part (363) is integrally formed on one side, deviating from the connecting handle (361), of the L-shaped fan part (362).

9. A box substation according to claim 1, characterized in that: a dust baffle plate (121) is fixed to the top of one side, located on the second heat dissipation groove (12), of the box body (10), and an arc-shaped guide plate (122) is fixed to the bottom of the second heat dissipation groove (12) inside the box body (10).

10. A box substation according to claim 1, characterized in that: a first air bag layer (101) and a second air bag layer (102) are fixed on the bottom plate (1), the first air bag layer (101) is located on the outer wall of the box body (10), and the second air bag layer (102) is located on the inner wall of the box body (10).