Ventilation and heat dissipation box-type substation

Abstract

The utility model relates to a ventilation and heat dissipation box-type substation, and relates to the field of box-type substations. Comprising a transformer substation outer box, a ventilation pipe is fixedly installed on the upper end face of the transformer substation outer box, rotating shaft supports are fixedly installed on the left side and the right side of the transformer substation outer box, overturning supports are installed on the rotating shaft supports, and the lower ends of the overturning supports are rotationally connected with the rotating shaft supports; and an air guide shell matched with the ventilation pipe is fixedly installed at the head of the overturning support, a connecting cover box is installed in the air guide shell, and a filter screen cover is detachably installed at the lower end of the connecting cover box. According to the invention, the ventilation pipe is arranged at the upper end of the transformer substation outer box; the turnover supports capable of being turned over are installed on the two sides of the transformer substation outer box, so that when the transformer substation outer box is used, the air guide shells and the connecting covers on the turnover supports are matched with the ventilation pipes, and when ventilation and heat dissipation are needed, the draught fan can be started to conduct air draft operation on the interior of the transformer substation outer box from the air guide shells, the connecting covers and the ventilation pipes.

Description

Technical Field

[0001] The present application relates to the technical field of box-type substations, and in particular to a box-type substation with ventilation and heat dissipation. Background Art

[0002] A box-type substation is a complete set of power distribution equipment that combines high-voltage switchgear, power transformers and low-voltage switchgear, power factor compensation devices, and electricity metering devices. As the demand for electricity increases, the use of box-type substations is also gradually increasing.

[0003] The existing Chinese patent with announcement number CN204230700U discloses a box-type substation, including a box body, in which a transformer chamber, a high-voltage chamber, and a low-voltage chamber are separated and formed. The transformer chamber is arranged on a first side of the box body, and the high-voltage chamber and the low-voltage chamber are arranged on a second side of the box body. The bottom of the transformer chamber is connected with the high-voltage chamber and the low-voltage chamber. An air inlet is provided at the top of the transformer chamber, a blower is fixed at the air inlet, and the exhaust port of the blower is sealed and connected to the air inlet. Air outlets are provided at the tops of the high-voltage chamber and the low-voltage chamber.

[0004] With regard to the above-mentioned related technologies, it is found that the existing larger box-type substations will have a fan unit fixed on the top for normal exhaust and heat dissipation. However, due to the large overall size of the box-type substation shell, it is necessary to climb to the top of the box-type substation shell for cleaning or maintenance, which is not only inconvenient to operate, but also has certain safety hazards. Utility Model Content

[0005] In order to facilitate safe maintenance and cleaning of the fan unit, the present application provides a ventilation and heat dissipation box-type substation.

[0006] The present application provides a ventilation and heat dissipation box-type substation adopts the following technical solution:

[0007] A box-type substation for ventilation and heat dissipation comprises an outer box of the substation, a ventilation pipe is fixedly installed on the upper end surface of the outer box of the substation, and a rotating shaft bracket is fixedly installed on the left and right sides of the outer box of the substation, a flip bracket is installed on the rotating shaft bracket, the lower end of the flip bracket is rotatably connected to the rotating shaft bracket, and the head of the flip bracket is fixedly installed with an air guide shell matching with the ventilation pipe, a connecting cover box is installed in the air guide shell, a filter cover is detachably installed on the lower end of the connecting cover box, a fan is also fixedly installed on the outer side surface of the flip bracket, and an air suction pipe matching with the connecting cover box is installed on the air suction port of the fan.

[0008] By adopting the above technical scheme, by fixing the ventilation pipe on the upper end surface of the outer box of the substation, it is easy to carry out suction operation in the outer box of the substation, and it is easy to quickly discharge and dissipate heat inside. At the same time, by fixing the rotating shaft bracket on the left and right sides of the outer box of the substation, it is convenient to install the flip bracket through the rotating shaft bracket, and the lower end of the flip bracket can be flipped with the rotating shaft bracket as the center. At the same time, by fixing the air guide shell on the head of the flip bracket, the air guide shell can be flipped synchronously with the flip bracket when it is easy to use. The connecting cover box is installed through the setting of the air guide shell to ensure that the connecting cover box can cooperate with the ventilation pipe on the outer box of the substation after being installed in the air guide shell. In this way, when the fan is started, the connecting cover box and the air guide shell are sucked through the suction pipe, and then the inside of the outer box of the substation is ventilated through the ventilation pipe. In order to avoid dust entering the fan during the exhaust process, a corresponding filter cover is installed at the lower end of the connecting cover box.

[0009] Optionally, the main box shell and front cover of the substation outer box, the front cover is evenly arranged on the front end surface of the main box shell, and the front cover is rotatably connected to the main box shell, and the front end surface of the front cover is provided with a plurality of air inlet slots.

[0010] By adopting the above technical solution, the structure of the substation outer box is set to ensure that the front cover is installed on the main box shell, and an air inlet slot is opened on the front cover, so that when the fan is started to suck the inside of the main box shell, the external air can enter the main box shell through the air inlet slot, thereby achieving gas circulation and good ventilation effects.

[0011] Optionally, the flip bracket includes a vertical bending frame and a rotating tube, the rotating tube is integrally formed and arranged at the lower end of the vertical bending frame, and the rotating tube is rotatably installed on the rotating shaft bracket.

[0012] By adopting the above technical solution, the structure of the flip bracket is set to ensure that the vertical bending frame can be installed on the rotating shaft bracket through the rotating tube at the lower end, so that the flip operation can be flexibly performed during maintenance or cleaning.

[0013] Optionally, the air guide shell includes a top shell and a matching shell, the top shell is fixedly mounted on the head of the vertical bending frame, and the matching shell is integrally formed and arranged on the lower end surface of the top shell.

[0014] By adopting the above technical solution, the structure of the air guide shell is set to ensure that a matching shell is set at the lower end of the top shell. In this way, when the top shell is flipped onto the outer box of the substation, it can be connected with the ventilation pipe through the matching shell at the lower end, which makes it easy to carry out ventilation operations stably.

[0015] Optionally, the mating shell includes a top ring and a semi-arc plate, the semi-arc plate is arranged at the lower end of the top ring, and the semi-arc plate and the top ring are integrally formed.

[0016] By adopting the above technical solution, the structure of the matching shell is set to ensure that after being installed on the ventilation pipe, it can be pressed onto the upper end surface of the ventilation pipe through the top ring, and at the same time, it can be buckled onto the outer surface of the ventilation pipe through the semi-arc plate, thereby ensuring the ventilation connection effect between the matching shell and the ventilation pipe.

[0017] Optionally, the connecting cover box includes a box body with an opening at the lower end and a connecting pipe connected to the air suction pipe, wherein the connecting pipe is arranged on one side of the box body and is sealed and fixedly connected to the box body.

[0018] By adopting the above technical solution, the structure of the connecting cover box is set to ensure that the box body can be connected to the air suction pipe through the side connecting pipe.

[0019] Optionally, the upper end surface of the vertical bending frame is provided with a limiting groove for installing a connecting pipe.

[0020] By adopting the above technical solution, by setting a limiting groove on the upper end surface of the vertical bending frame, it is convenient to position and install the connecting pipe through the limiting groove, and it is also easy to lay the suction pipe.

[0021] Optionally, the filter cover includes a mesh cover and an annular mesh, the mesh cover is fixedly mounted on the upper end surface of the annular mesh, and the annular mesh is snap-fitted into an opening at the lower end of the box body.

[0022] By adopting the above technical solution and arranging the structure of the filter screen cover to ensure that the screen cover and the annular screen are matched, the purpose of filtering can be achieved.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The present application arranges a ventilation pipe at the upper end of the outer box of the substation, and installs a reversible flip bracket on both sides of the outer box of the substation. In this way, when in use, the air guide shell and the connection cover box on the flip bracket are matched with the ventilation pipe, which is convenient for ventilation and heat dissipation. When heat dissipation is required, the fan can be started to extract air from the air guide shell, the connection cover and the ventilation pipe to the inside of the outer box of the substation, thereby ensuring that the ventilation speed inside the outer box of the substation is increased, so as to achieve the purpose of increasing the heat dissipation effect;

[0025] 2. The present application places the fan substation outer box on a flip bracket on the side, which makes it easier to carry out maintenance work, and installs a detachable filter cover on the connecting cover box, so that filtering operations can be carried out through the filter cover during the ventilation and heat dissipation process. When the filter cover needs to be cleaned, it can be flipped to the lower end of the substation outer box through the flip bracket for operation. The operation is very convenient and effectively increases the safety during the cleaning operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure in the embodiment of the present application.

[0027] Figure 2 yes Figure 1 The schematic diagram of the exploded structure of the device shown is when no substation outer box is provided.

[0028] Figure 3 It is a three-dimensional diagram of the coordination of the flip bracket, the air guide shell and the fan in the embodiment of the present application.

[0029] Figure 4 It is a three-dimensional diagram of the connection cover box and the filter cover in the embodiment of the present application.

[0030] Figure 5 yes Figure 4 Front view of the device shown.

[0031] Figure 6 yes Figure 5 A cross-sectional view of the device along direction AA is shown.

[0032] Explanation of the reference numerals in the accompanying drawings: 1. Substation outer box; 101. Ventilation duct; 102. Rotating shaft bracket; 11. Main box shell; 12. Front cover; 121. Air inlet slot; 2. Flip bracket; 21. Vertical bending frame; 211. Limiting slot; 22. Rotating tube; 3. Air guide shell; 31. Top shell; 32. Matching shell; 321. Top ring; 322. Semi-arc plate; 4. Connecting cover box; 41. Box body; 42. Connecting pipe; 5. Filter cover; 51. Mesh cover; 52. Ring net; 6. Fan; 7. Suction duct. DETAILED DESCRIPTION

[0033] The present application is further described in detail below in conjunction with the accompanying drawings.

[0034] The present application embodiment discloses a box-type substation with ventilation and heat dissipation. Figure 1 , Figure 2 and Figure 3As shown, a box-type substation with ventilation and heat dissipation includes a substation outer box 1, a ventilation pipe 101 is fixedly installed on the upper end surface of the substation outer box 1, and a rotating shaft bracket 102 is fixedly installed on the left and right sides of the substation outer box 1, the rotating shaft bracket 102 is installed with a flip bracket 2, the lower end of the flip bracket 2 is rotatably connected to the rotating shaft bracket 102, and the head of the flip bracket 2 is fixedly installed with an air guide shell 3 matched with the ventilation pipe 101, a connecting cover box 4 is installed in the air guide shell 3, and a filter cover 5 is detachably installed on the lower end of the connecting cover box 4, and a fan 6 is also fixedly installed on the outer side surface of the flip bracket 2, and an air suction pipe 7 matched with the connecting cover box 4 is installed on the air suction port of the fan 6. By fixing the ventilation pipe 101 on the upper end surface of the transformer substation outer box 1, it is easy to perform air suction operation in the transformer substation outer box 1, and it is easy to quickly discharge heat from the inside. At the same time, by fixing the rotating shaft bracket 102 on the left and right sides of the transformer substation outer box 1, it is convenient to install the flip bracket 2 through the rotating shaft bracket 102, and the lower end of the flip bracket 2 can be easily flipped with the rotating shaft bracket 102 as the center. At the same time, by fixing the air guide shell 3 on the head of the flip bracket 2, the air guide shell 3 can be flipped synchronously with the flip bracket 2 when it is easy to use. The connection cover box 4 is installed through the setting of the air guide shell 3 to ensure that the connection cover box 4 can cooperate with the ventilation pipe 101 on the transformer substation outer box 1 after being installed in the air guide shell 3. In this way, when the fan 6 is started, the connection cover box 4 and the air guide shell 3 are sucked through the suction pipe 7, and then the inside of the transformer substation outer box 1 is ventilated through the ventilation pipe 101. In order to prevent dust from entering the fan 6 during the exhaust process, a corresponding filter cover 5 is installed at the lower end of the connection cover box 4.

[0035] Reference Figure 1 As shown, the main box shell 11 and the front cover 12 of the transformer substation outer box 1, the front cover 12 is evenly arranged on the front end surface of the main box shell 11, and the front cover 12 is rotatably connected to the main box shell 11, and the front end surface of the front cover 12 is provided with a plurality of air inlet slots 121. By setting the structure of the transformer substation outer box 1 to ensure that the front cover 12 is installed on the main box shell 11, and the air inlet slots 121 are provided on the front cover 12, so that when the fan 6 is started to suck the inside of the main box shell 11, the external air can enter the main box shell 11 from the air inlet slots 121, thereby achieving gas circulation and good ventilation effects.

[0036] Reference Figure 2 and Figure 3 As shown, the flip bracket 2 includes a vertical bending bracket 21 and a rotating tube 22. The rotating tube 22 is integrally formed and arranged at the lower end of the vertical bending bracket 21, and the rotating tube 22 is rotatably mounted on the rotating shaft bracket 102. The structural setting of the flip bracket 2 ensures that the vertical bending bracket 21 can be mounted on the rotating shaft bracket 102 through the rotating tube 22 at the lower end, so that the flip operation can be flexibly performed during maintenance or cleaning.

[0037] Reference Figure 2 and Figure 3 As shown, the air guide shell 3 includes a top shell 31 and a matching shell 32, the top shell 31 is fixedly mounted on the head of the vertical bending frame 21, and the matching shell 32 is integrally formed and arranged on the lower end surface of the top shell 31. The structural setting of the air guide shell 3 ensures that the matching shell 32 is arranged at the lower end of the top shell 31, so that when the top shell 31 is flipped onto the transformer substation outer box 1, it can be connected to the ventilation pipe 101 through the lower end matching shell 32, so that it is easy to stably perform ventilation operations. The matching shell 32 includes a top ring 321 and a semi-arc plate 322, the semi-arc plate 322 is arranged at the lower end of the top ring 321, and the semi-arc plate 322 is integrally formed with the top ring 321. The structural setting of the matching shell 32 ensures that after being installed on the ventilation pipe 101, it can be pressed on the upper end surface of the ventilation pipe 101 through the top ring 321, and at the same time, it can be buckled on the outer surface of the ventilation pipe 101 through the semi-arc plate 322, thereby ensuring the ventilation connection effect between the matching shell 32 and the ventilation pipe 101.

[0038] Reference Figure 4 and Figure 5 As shown, the connecting cover box 4 includes a box body 41 with an opening at the lower end and a connecting pipe 42 connected to the air suction pipe 7. The connecting pipe 42 is arranged on one side of the box body 41, and the connecting pipe 42 is sealed and fixedly connected to the box body 41. The structural setting of the connecting cover box 4 ensures that the box body 41 can be connected to the air suction pipe 7 through the connecting pipe 42 on the side. The upper end surface of the vertical bending frame 21 is provided with a limiting groove 211 for installing the connecting pipe 42. By providing the limiting groove 211 on the upper end surface of the vertical bending frame 21, it is convenient to position and install the connecting pipe 42 through the limiting groove 211, and it is also easy to lay the air suction pipe 7.

[0039] Reference Figure 6 As shown, the filter cover 5 includes a mesh cover 51 and an annular mesh 52. The mesh cover 51 is fixedly mounted on the upper end surface of the annular mesh 52, and the annular mesh 52 is snap-fitted into the opening at the lower end of the box body 41. The structure of the filter cover 5 is set to ensure that the mesh cover 51 and the annular mesh 52 cooperate to achieve the purpose of filtering.

[0040] The implementation principle of a box-type substation with ventilation and heat dissipation in an embodiment of the present application is as follows: when the substation is in normal use, the flip bracket 2 is flipped to a vertical position, and at this time, the lower end of the air guide shell 3 is stably installed in the ventilation pipe 101 on the outer box 1 of the substation through the matching shell 32. When ventilation and heat dissipation are required, the fan 6 can be started to perform adsorption ventilation operations. When the filter cover 5 needs to be cleaned, the flip bracket 2 can be flipped down, and the filter cover 5 can be disassembled and cleaned without climbing up to the outer box 1 of the substation.

[0041] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A box-type substation with ventilation and heat dissipation, comprising a substation outer box (1), characterized in that: A ventilation pipe (101) is fixedly mounted on the upper end surface of the transformer substation outer box (1), and a rotating shaft bracket (102) is fixedly mounted on the left and right sides of the transformer substation outer box (1), a flip bracket (2) is mounted on the rotating shaft bracket (102), the lower end of the flip bracket (2) is rotatably connected to the rotating shaft bracket (102), and an air guide shell (3) matching with the ventilation pipe (101) is fixedly mounted on the head of the flip bracket (2), a connecting cover box (4) is mounted in the air guide shell (3), a filter screen cover (5) is detachably mounted on the lower end of the connecting cover box (4), a fan (6) is also fixedly mounted on the outer side surface of the flip bracket (2), and an air suction pipe (7) matching with the connecting cover box (4) is mounted on the air suction port of the fan (6).

2. A box-type transformer substation with ventilation and heat dissipation according to claim 1, characterized in that: The transformer substation outer box (1) comprises a main box shell (11) and a front cover (12), wherein the front cover (12) is evenly arranged on the front end surface of the main box shell (11), and the front cover (12) is rotatably connected to the main box shell (11), and a plurality of air inlet slots (121) are provided on the front end surface of the front cover (12).

3. A box-type transformer substation with ventilation and heat dissipation according to claim 2, characterized in that: The turning bracket (2) comprises a vertical bending bracket (21) and a rotating tube (22); the rotating tube (22) is integrally formed and arranged at the lower end of the vertical bending bracket (21), and the rotating tube (22) is rotatably mounted on the rotating shaft bracket (102).

4. A box-type transformer substation with ventilation and heat dissipation according to claim 3, characterized in that: The air guide shell (3) comprises a top shell (31) and a matching shell (32); the top shell (31) is fixedly mounted on the head of the vertical bending frame (21); and the matching shell (32) is integrally formed and arranged on the lower end surface of the top shell (31).

5. A box-type transformer substation with ventilation and heat dissipation according to claim 4, characterized in that: The mating shell (32) comprises a top ring (321) and a semi-arc plate (322); the semi-arc plate (322) is arranged at the lower end of the top ring (321), and the semi-arc plate (322) and the top ring (321) are integrally formed.

6. A box-type transformer substation with ventilation and heat dissipation according to claim 5, characterized in that: The connecting cover box (4) comprises a box body (41) with an opening at the lower end and a connecting pipe (42) connected to the air suction pipe (7); the connecting pipe (42) is arranged on one side of the box body (41), and the connecting pipe (42) is sealed and fixedly connected to the box body (41).

7. A box-type transformer substation with ventilation and heat dissipation according to claim 6, characterized in that: The upper end surface of the vertical bending frame (21) is provided with a limiting groove (211) for installing the connecting pipe (42).

8. A box-type transformer substation with ventilation and heat dissipation according to claim 7, characterized in that: The filter screen cover (5) comprises a screen cover (51) and an annular screen (52); the screen cover (51) is fixedly mounted on the upper end surface of the annular screen (52); and the annular screen (52) is snap-fitted into an opening at the lower end of the box body (41).

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