A ventilation structure box-type substation

Abstract

The utility model discloses a box-type transformer substation with ventilation structure, which relates to the technical field of transformer substation, and comprises a protection box, a support ring and a ceiling, wherein the support ring is fixedly connected to the bottom of the protection box, and the ceiling is fixedly connected to the top of the ceiling; a ventilation structure for ventilating the inside of the protection box is arranged inside the ceiling, and the ventilation structure is provided with an air outlet. The box-type transformer substation with ventilation structure is provided with the ventilation structure, and the heat generated when the power station is running will heat the air inside the box, and when the air temperature rises, the hot air will gather at the top of the transformer substation, and at this time, the starting motor will drive the fan blade cylinder to rotate, and the fan blade cylinder is located at the top of the air outlet, and when the fan blade cylinder rotates, the fan blade cylinder will draw out the air inside the ceiling, so that the air inside the ceiling is discharged out of the device through the air outlet, so that the air circulates inside the protection box and inside the ceiling, and the hot air inside the protection box is brought out of the device during the flow of the air.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer substations, in particular to a ventilation structure box-type transformer substation. Background Art

[0002] A box-type substation is a substation that compactly installs high-voltage power equipment and low-voltage power equipment in a metal box. It is widely used in urban power grids, rural power grids and other occasions.

[0003] For example, a ventilation structure for a box-type substation with publication number CN215221498U includes a main body shell and a ventilation device arranged in the main body shell, and also includes a plurality of baffles. An air inlet is opened above the main body shell, and an air outlet is opened below the main body shell. The ventilation device includes an air inlet mechanism and an air outlet mechanism. The air inlet mechanism includes an air inlet box, which is arranged on the air inlet, and the air outlet mechanism includes a blower, which is arranged at the air outlet position. The baffles are arranged on the air box at intervals from top to bottom. The ventilation structure not only realizes efficient ventilation and heat dissipation of the box-type substation by the ventilation structure, improves the stability of the ventilation structure, but also extends the service life of the ventilation structure.

[0004] A ventilation structure for a box-type substation in the above-mentioned comparative document is formed by baffles that are arranged in a bellows from top to bottom in sequence, thereby realizing efficient ventilation and heat dissipation of the box-type substation by the ventilation structure. During actual operation, the heat generated by the operation of the substation will heat the air inside the box. When the air temperature rises, the hot air will gather at the top of the substation. Therefore, air circulation from bottom to top inside the box can effectively ventilate and dissipate heat inside the substation. Utility Model Content

[0005] The utility model aims to provide a box-type substation with a ventilation structure to solve the problem in the background technology that the heat generated during the operation of the substation will heat the air inside the box, and when the air temperature rises, the hot air will gather on the top of the substation.

[0006] To achieve the above object, the utility model provides the following technical solutions: a ventilation structure box-type substation, comprising a protection box, a support ring, and a ceiling, wherein the support ring is fixedly connected to the bottom of the protection box, and the ceiling is fixedly connected to the top of the ceiling;

[0007] A ventilation structure for ventilating the interior of the protection box is provided inside the ceiling, and the ventilation structure is provided with an air outlet, and there are two air outlets, and the two air outlets are provided on both sides of the bottom of the ceiling, a connecting port is provided at the bottom of the ceiling, and the interior of the ceiling is communicated with the interior of the protection box through the connecting port, two fixed shafts are rotatably connected on both sides of the interior of the ceiling, and the inner ends of the fixed shafts are fixedly connected with driven bevel gears, and a fan blade cylinder is fixedly connected between the two driven bevel gears, a driving shaft is meshed with one side of the driven bevel gear, and both ends of the driving shaft are fixedly connected with passive bevel gears, and the driving shaft is meshed with the driven bevel gears through the passive bevel gears, the outer side of the driving shaft is rotatably connected with a support block, and the support block is fixedly connected to the bottom of the ceiling, the end of the driving shaft away from the driven bevel gear is meshed with the driving bevel gear through the passive bevel gear, and a motor is fixedly connected to the bottom of the ceiling, and the output end of the motor is fixedly connected to the driving bevel gear.

[0008] Preferably, one end of the fan cylinder away from the driving shaft is meshed with a connecting shaft, and the connecting shaft is fixedly connected to the bottom of the ceiling through a supporting block, and both ends of the connecting shaft are meshed with the driven bevel gear.

[0009] Preferably, a heat insulation board is fixedly connected to the top of the ceiling, and the heat insulation board is arranged in a wavy structure, and a metal coating is arranged on the top of the heat insulation board.

[0010] Preferably, a plurality of equally spaced air inlet windows are provided on the outside of the protection box, and a baffle is fixedly connected to the outside of the protection box, and the air inlet windows correspond to the baffle one by one, and the air inlet windows are communicated with the inside of the protection box.

[0011] Preferably, a plurality of evenly spaced air inlets are provided inside the protective box, and the plurality of evenly spaced air inlets divide the bottom of the protective box into multiple pieces, a mounting plate is fixedly connected to the bottom of the inner side of the protective box, a plurality of pillars in a matrix form are fixedly connected to the bottom of the mounting plate, and the mounting plate is fixedly connected to the bottom of the protective box through the pillars.

[0012] Preferably, a door is hinged on the outside of the protective box, and an opening is provided inside the door, and a fixing ring is fixedly connected inside the opening, and a plurality of equidistantly distributed blades are fixedly connected inside the fixing ring, and the blades are located inside the fixing ring at a certain angle.

[0013] Preferably, a plurality of air inlet holes which are evenly distributed are provided inside the support ring, and the air inlet holes are communicated with the interior of the space formed between the bottom of the protection box and the support ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The box-type transformer substation with ventilation structure is provided with a ventilation structure. The heat generated when the transformer substation is running will heat the air inside the box. When the air temperature rises, the hot air will gather at the top of the transformer substation. At this time, the motor is started to drive the fan cylinder to rotate. The fan cylinder is located at the top of the air outlet. When the fan cylinder rotates, the fan cylinder will draw out the air inside the ceiling, so that the air inside the ceiling is discharged out of the device through the air outlet, so that the air circulates inside the protection box and inside the ceiling. During the flow of air, the hot air inside the protection box is taken out of the device.

[0016] Furthermore, a heat insulation board is provided, which is fixed to the top of the ceiling so that the heat insulation board isolates the heat on the top of the substation to prevent direct sunlight from heating the substation. The heat insulation board is provided with a wavy structure, and the surface of the wavy heat insulation board is designed to be wavy. This geometric shape increases the surface area and air circulation path of the board. The wavy structure forms a plurality of small air insulation layers in the board. Air, as a poor heat conductor, can effectively block the conduction of heat, and the heat insulation board is cooled by the air flow inside the ceiling.

[0017] Furthermore, the tops of the blades inside the fixed ring and the baffles outside the air inlet window are set at a certain angle, so that when the air flows inside the fixed ring and the air inlet window, rainwater is blocked to prevent rainwater from entering the protective box. At the same time, the power equipment is installed inside the protective box through the mounting plate, so that the power equipment is suspended inside the protective box, thereby allowing the air inside the protective box to circulate from bottom to top. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the box door opening structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the mounting plate of the utility model;

[0021] Figure 4 This is a schematic diagram of the air intake window structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the ceiling structure of the utility model;

[0023] Figure 6 This is a schematic diagram of the cross-sectional structure of the ceiling of the utility model;

[0024] Figure 7 This is a schematic diagram of the fan blade cylinder structure of the utility model;

[0025] Figure 8 It is a schematic diagram of the explosion structure of the box door of the utility model.

[0026] In the figure: 1. Protection box; 2. Support ring; 3. Ceiling; 4. Heat insulation board; 5. Air outlet; 6. Connecting port; 7. Fixed shaft; 8. Driven bevel gear; 9. Fan cylinder; 10. Support block; 11. Drive shaft; 12. Passive bevel gear; 13. Motor; 14. Drive bevel gear; 15. Connecting shaft; 16. Air inlet window; 17. Baffle; 18. Air inlet; 19. Mounting plate; 20. Air inlet hole; 21. Box door; 22. Fixed ring; 23. Blade. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] In a further preferred embodiment of the present invention, Figure 1 - Figure 8As shown, a ventilation structure box-type substation includes a protection box 1, a support ring 2, and a ceiling 3. The support ring 2 is fixedly connected to the bottom of the protection box 1, and the ceiling 3 is fixedly connected to the top of the ceiling 3; a ventilation structure for ventilating the inside of the protection box 1 is arranged inside the ceiling 3, and the ventilation structure is provided with an air outlet 5, and there are two air outlets 5, and the two air outlets 5 are arranged on both sides of the bottom of the ceiling 3, and a connecting port 6 is arranged at the bottom of the ceiling 3, and the interior of the ceiling 3 is communicated with the interior of the protection box 1 through the connecting port 6, and two fixed shafts 7 are rotatably connected to the two sides of the interior of the ceiling 3, and the inner ends of the fixed shafts 7 are fixedly connected to driven bevel gears 8, and the two driven bevel gears 8 are fixedly connected to the inner ends of the fixed shafts 7. A fan blade cylinder 9 is fixedly connected between the teeth 8, a driving shaft 11 is meshed with one side of the driven bevel gear 8, and both ends of the driving shaft 11 are fixedly connected with passive bevel gears 12, and the driving shaft 11 is meshed with the driven bevel gear 8 through the passive bevel gear 12, and the driving shaft 11 is rotatably connected to the outer side of the driving shaft 11 with a support block 10, and the support block 10 is fixedly connected to the bottom of the ceiling 3, the end of the driving shaft 11 away from the driven bevel gear 8 is meshed with a driving bevel gear 14 through the passive bevel gear 12, and the bottom of the ceiling 3 is fixedly connected to a motor 13, and the output end of the motor 13 is fixedly connected to the driving bevel gear 14, and the end of the fan blade cylinder 9 away from the driving shaft 11 is meshed with a connecting shaft 15, and The connecting shaft 15 is fixedly connected to the bottom of the ceiling 3 through the supporting block 10, and both ends of the connecting shaft 15 are meshed with the driven bevel gear 8. The top of the ceiling 3 is fixedly connected with a heat insulation board 4, and the heat insulation board 4 is set as a wavy structure, and the top of the heat insulation board 4 is provided with a metal coating. A plurality of equally distributed air inlet windows 16 are arranged on the outside of the protection box 1, and a baffle 17 is fixedly connected to the outside of the protection box 1, and the air inlet windows 16 correspond to the baffle 17 one by one, and the air inlet windows 16 are communicated with the inside of the protection box 1, and a plurality of equally distributed air inlets 18 are arranged inside the protection box 1, and the plurality of equally distributed air inlets 18 divide the bottom of the protection box 1 into a plurality of equally distributed air inlets 18. A mounting plate 19 is fixedly connected to the bottom of the inner side of the protection box 1, and a plurality of pillars in a matrix are fixedly connected to the bottom of the mounting plate 19, and the mounting plate 19 is fixedly connected to the bottom of the inner side of the protection box 1 through the pillars, a box door 21 is hingedly connected to the outer side of the protection box 1, and an opening is arranged inside the box door 21, and a fixing ring 22 is fixedly connected inside the opening, a plurality of blades 23 distributed at equal distances are fixedly connected inside the fixing ring 22, and the blades 23 are located inside the fixing ring 22 at a certain angle, a plurality of air inlet holes 20 distributed at equal distances are arranged inside the support ring 2, and the air inlet holes 20 are communicated with the interior of the space formed between the bottom of the protection box 1 and the support ring 2;

[0029] The heat generated during the operation of the power station will heat the air inside the box. When the air temperature rises, the hot air will gather at the top of the substation. At this time, the starting motor 13 drives the driving bevel gear 14 to rotate. Through the meshing of the driving bevel gear 14 and the passive bevel gear 12, the driving bevel gear 14 drives the two driving shafts 11 to rotate. The driving shaft 11 drives the driven bevel gear 8 to rotate through the passive bevel gear 12, so that the driven bevel gear 8 drives the fixed shaft 7 to rotate inside the ceiling 3. At the same time, the driven bevel gear 8 will drive the fan cylinder 9 to rotate. The fan cylinder 9 is located at the top of the air outlet 5. When the fan cylinder 9 rotates, the fan cylinder 9 will draw out the air inside the ceiling 3, so that the air inside the ceiling 3 is discharged out of the device through the air outlet 5, so that the air circulates inside the protection box 1 and the ceiling 3. During the flow of air, the hot air inside the protection box 1 is brought out of the device.

[0030] An insulation board 4 is fixed to the top of the ceiling 3 so that the insulation board 4 isolates the heat on the top of the substation to prevent direct sunlight from heating the substation. The insulation board 4 is arranged in a wavy structure. The surface of the wavy insulation board is designed to be wavy. This geometric shape increases the surface area and air flow path of the board. The wavy structure forms a plurality of small air layers in the board. As a poor heat conductor, air can effectively block the conduction of heat, and the insulation board 4 is cooled by the air flow inside the ceiling 3.

[0031] When the fan cylinder 9 rotates, the fan cylinder 9 will form a negative pressure space inside the ceiling 3, so that the ceiling 3 draws the air inside the protection box 1 into the interior through the connection port 6, so that the air enters between the protection box 1 and the support ring 2 through the air inlet 20 at the bottom of the support ring 2, and then enters the protection box 1 through the air inlet 18. At the same time, the air outside the equipment will also enter the protection box 1 through the air inlet window 16, so that the inside of the protection box 1 is fully ventilated;

[0032] The tops of the blades 23 inside the fixed ring 22 and the baffles 17 outside the air inlet window 16 are both set at a certain angle, so that when the air flows inside the fixed ring 22 and the air inlet window 16, rainwater is blocked to prevent rainwater from entering the protective box 1. At the same time, the power equipment is installed inside the protective box 1 through the mounting plate 19, so that the power equipment is in a suspended state inside the protective box 1, thereby allowing the air inside the protective box 1 to circulate from bottom to top.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A ventilation structure box-type substation, comprising a protection box (1), a support ring (2), and a ceiling (3), wherein the support ring (2) is fixedly connected to the bottom of the protection box (1), and the ceiling (3) is fixedly connected to the top of the ceiling (3); Features: The ceiling (3) is provided with a ventilation structure for ventilating the interior of the protection box (1), the ventilation structure is provided with an air outlet (5), and two air outlets (5) are provided, and the two air outlets (5) are arranged on both sides of the bottom of the ceiling (3), the bottom of the ceiling (3) is provided with a connecting port (6), and the interior of the ceiling (3) is communicated with the interior of the protection box (1) through the connecting port (6), the two sides of the interior of the ceiling (3) are rotatably connected to two fixed shafts (7), and the inner ends of the fixed shafts (7) are fixedly connected to driven bevel gears (8), and a fan blade cylinder (9) is fixedly connected between the two driven bevel gears (8), and the driven bevel gears (8) are connected to the fan blade cylinder (9). (8) is meshed with a driving shaft (11) on one side, and both ends of the driving shaft (11) are fixedly connected with passive bevel gears (12), and the driving shaft (11) is meshed with the driven bevel gear (8) through the passive bevel gear (12), the outer side of the driving shaft (11) is rotatably connected with a support block (10), and the support block (10) is fixedly connected to the bottom of the ceiling (3), the end of the driving shaft (11) away from the driven bevel gear (8) is meshed with a driving bevel gear (14) through the passive bevel gear (12), and the bottom of the ceiling (3) is fixedly connected with a motor (13), and the output end of the motor (13) is fixedly connected to the driving bevel gear (14).

2. A ventilation structure box-type substation according to claim 1, characterized in that: The end of the fan cylinder (9) away from the driving shaft (11) is meshed with a connecting shaft (15), and the connecting shaft (15) is fixedly connected to the bottom of the ceiling (3) through a supporting block (10), and both ends of the connecting shaft (15) are meshed with the driven bevel gear (8).

3. A ventilation structure box-type substation according to claim 2, characterized in that: A heat insulation board (4) is fixedly connected to the top of the ceiling (3), and the heat insulation board (4) is arranged in a wave-shaped structure, and a metal coating is arranged on the top of the heat insulation board (4).

4. A ventilation structure box-type substation according to claim 1, characterized in that: The outer side of the protection box (1) is provided with a plurality of equally spaced air inlet windows (16), and a baffle (17) is fixedly connected to the outer side of the protection box (1), and the air inlet windows (16) correspond to the baffle (17) one by one, and the air inlet windows (16) are in communication with the interior of the protection box (1).

5. A ventilation structure box-type substation according to claim 1, characterized in that: The protection box (1) is provided with a plurality of equally spaced air inlets (18) inside, and the plurality of equally spaced air inlets (18) divide the bottom of the protection box (1) into a plurality of pieces, the bottom of the inner side of the protection box (1) is fixedly connected to a mounting plate (19), and the bottom of the mounting plate (19) is fixedly connected to a plurality of pillars in a matrix, and the mounting plate (19) is fixedly connected to the bottom of the inner side of the protection box (1) via the pillars.

6. A ventilation structure box-type substation according to claim 1, characterized in that: The protective box (1) has a box door (21) hinged on its outer side, and an opening is provided inside the box door (21), and a fixing ring (22) is fixedly connected inside the opening, and a plurality of blades (23) distributed at equal distances are fixedly connected inside the fixing ring (22), and the blades (23) are located inside the fixing ring (22) at a certain angle.

7. A ventilation structure box-type substation according to claim 1, characterized in that: The support ring (2) is provided with a plurality of air inlet holes (20) distributed at equal intervals, and the air inlet holes (20) are communicated with the interior of the space formed between the bottom of the protection box (1) and the support ring (2).

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