Heat dissipation device of energy-saving outdoor box-type substation

Abstract

The invention discloses a heat dissipation device of an energy-saving outdoor box-type substation, which comprises a heat dissipation device main body, the heat dissipation device main body comprises a foundation pit, an operation platform is configured on the foundation pit, the energy-saving outdoor box-type substation is configured on the operation platform, a first via hole is configured on the operation platform, and a second via hole is configured on the operation platform; the bottom of the energy-saving outdoor box-type substation is provided with a second via hole corresponding to the first via hole, and the top of the energy-saving outdoor box-type substation is provided with a third via hole. According to the heat dissipation device of the energy-saving outdoor box-type substation, the operation platform is installed on the foundation pit, the energy-saving outdoor box-type substation is installed on the operation platform, and the foundation pit is located on the outdoor ground plane, so that the foundation pit is in a low temperature for a long time; and air heat convection is caused by the temperature difference between the foundation pit and the interior of the energy-saving outdoor box-type substation, high-temperature hot air is discharged from a third via hole in the top of the energy-saving outdoor box-type substation, and therefore the unpowered energy-saving heat dissipation effect under the general condition is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of substation accessory devices, and more specifically, to a heat dissipation device for an energy-saving outdoor box-type substation. Background Art

[0002] Traditional box-type substations are mainly divided into American box-type substations and European box-type substations according to their structures. The various equipment in the box-type substations are of different heights, and are mostly arranged in a plane in the shape of a triangle or a triangle. From a technical point of view, the main disadvantage of box-type substations is poor heat dissipation.

[0003] At present, it is usually adopted to add fans inside the box-type substation to ventilate the outside to achieve the heat dissipation effect. However, in actual use, the operation of the fan also requires electricity, and the box-type substation is generally installed on the foundation pit. The bottom of the foundation pit is in a low temperature state for a long time. How to use the low temperature at the bottom of the foundation pit to dissipate the heat of the box-type substation and better achieve the effect of energy-saving outdoor box-type substation. Summary of the invention

[0004] A series of simplified concepts are introduced in the Summary of the Invention, which will be further described in detail in the Detailed Description of the Invention. The Summary of the Invention does not mean to attempt to define the key features and essential technical features of the claimed technical solution, nor does it mean to attempt to determine the scope of protection of the claimed technical solution.

[0005] In order to at least partially solve the above problems, the present invention provides a heat dissipation device for an energy-saving outdoor box-type substation, comprising: a heat dissipation device body, the heat dissipation device body includes a foundation pit, an operating platform is arranged on the foundation pit, an energy-saving outdoor box-type substation is arranged on the operating platform, a first through hole is arranged on the operating platform, a second through hole corresponding to the first through hole is arranged at the bottom of the energy-saving outdoor box-type substation, and a third through hole is arranged at the top of the energy-saving outdoor box-type substation.

[0006] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, an exhaust mechanism is arranged on the third through hole, and the exhaust mechanism is used to extract the air inside the energy-saving outdoor box-type substation.

[0007] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, an exhaust fan is arranged on the side wall of the energy-saving outdoor box-type substation.

[0008] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, the exhaust mechanism includes an exhaust cylinder, a plurality of air vents are arranged on the exhaust cylinder, a vertical axis is arranged at the top of the exhaust cylinder, a first blade is arranged on the vertical axis, an inner axis is also arranged in the exhaust cylinder, the inner axis is arranged at the lower end of the vertical axis, and a second blade is arranged on the inner axis.

[0009] According to the heat dissipation device of the energy-saving outdoor box-type substation of the embodiment of the present invention, a power mechanism is also arranged in the vacuum cylinder, and the power mechanism is drivingly connected to the inner shaft.

[0010] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, the power mechanism includes a motor body and a reduction gear, the motor body and the reduction gear are arranged in the vacuum cylinder and located on one side of the inner shaft, and the motor body is connected to the inner shaft through the reduction gear.

[0011] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, a supporting outer wall is arranged at the upper end of the foundation pit, and the height of the supporting outer wall above the outdoor ground plane is 300-500 mm.

[0012] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, a plurality of electric windows are arranged on the supporting outer wall.

[0013] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, an internal support module is also arranged in the foundation pit, and the internal support module includes a vertical column, a reinforcement base, and an anti-sinking part. The anti-sinking part is arranged in the inner pit of the foundation pit, and the reinforcement base is arranged on the upper part of the anti-sinking part. The vertical column is arranged on the reinforcement base, and the upper end of the vertical column is against the operating platform through an inner pad.

[0014] According to the heat dissipation device of the energy-saving outdoor box-type substation according to the embodiment of the present invention, the anti-sinking part includes an inner column, an anti-sinking cylinder, an external linkage member, and an internal reinforcement claw member. The anti-sinking cylinder is arranged in the inner pit, the inner column is arranged on the anti-sinking cylinder, the external linkage member is movably arranged on the inner column, the internal reinforcement claw member is arranged in the anti-sinking cylinder, and the external linkage member is movably connected to the internal reinforcement claw member, so that the internal reinforcement claw member can extend out of the anti-sinking cylinder into the inner pit.

[0015] Compared with the prior art, the present invention has at least the following beneficial effects:

[0016] The present invention provides a heat dissipation device for an energy-saving outdoor box-type substation. The heat dissipation device for the energy-saving outdoor box-type substation includes a heat dissipation device body, which includes a foundation pit. An operating platform is installed on the foundation pit, and the energy-saving outdoor box-type substation is installed on the operating platform, wherein a first through hole is opened on the operating platform, and a second through hole is opened at the bottom of the energy-saving outdoor box-type substation, and the second through hole corresponds to the first through hole. Furthermore, a third through hole is opened on the top of the energy-saving outdoor box-type substation. Since the foundation pit is located at the outdoor ground plane, the foundation pit will be in a low temperature for a long time, and then the temperature difference between the foundation pit and the energy-saving outdoor box-type substation will cause air thermal convection, and then high-temperature hot air will be discharged from the third through hole on the top of the energy-saving outdoor box-type substation, thereby achieving the power-free energy-saving heat dissipation effect under normal circumstances, and better achieving the effect of the energy-saving outdoor box-type substation.

[0017] The heat dissipation device of the energy-saving outdoor box-type substation described in the present invention, other advantages, objectives and features of the present invention will be reflected in part through the following description, and in part will be understood by technicians in this field through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a structural schematic diagram of the present invention.

[0020] Figure 2 It is a structural schematic diagram of the air extraction mechanism in the present invention.

[0021] Figure 3 Schematic diagram of the internal structure of the air extraction mechanism in the present invention.

[0022] Figure 4 It is a structural side view of the present invention.

[0023] Figure 5 It is a structural schematic diagram of the inner support module in the present invention.

[0024] Figure 6 It is a partial structural schematic diagram of the inner support module in the present invention.

[0025] Figure 7 It is a schematic structural diagram of the settling resistance part in the present invention.

[0026] Figure 8 It is a schematic diagram of the internal structure of the settling resistance part in the present invention.

[0027] Fig. 9 It is a schematic structural diagram of the inner reinforcement claw member in the present invention.

[0028] Fig.10 It is a structural schematic diagram of the inner lifting seat in the present invention.

[0029] Fig.11 It is a partial structural schematic diagram of the inner reinforcement claw member in the present invention.

[0030] Fig.12 It is a schematic diagram of the internal structure of the inner reinforcement claw member in the present invention.

[0031] Fig.13 It is a schematic structural diagram of the lateral inner claw in the present invention.

[0032] Figure 1 The arrows in the diagram indicate the direction of air flow.

[0033] Figure 6 The arrow in the figure indicates the direction of movement of the outer linkage. DETAILED DESCRIPTION

[0034] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments so that those skilled in the art can implement the invention with reference to the description.

[0035] It should be understood that the terms such as “having”, “including” and “comprising” used herein do not exclude the existence or addition of one or more other elements or combinations thereof.

[0036] like Figure 1-Figure 3 As shown, the present invention provides a heat dissipation device for an energy-saving outdoor box-type substation, including: a heat dissipation device body 100, the heat dissipation device body 100 includes a foundation pit 1, an operating platform 2 is installed on the foundation pit 1, and the energy-saving outdoor box-type substation 200 is installed on the operating platform 2, wherein a first through hole 21 is opened on the operating platform 2, and a second through hole 201 is opened at the bottom of the energy-saving outdoor box-type substation 200, wherein the second through hole 201 corresponds to the first through hole 21, and further, a third through hole 202 is opened on the top of the energy-saving outdoor box-type substation 200. Since the foundation pit 1 is located at the outdoor ground plane, the foundation pit 1 will be in a low temperature for a long time, and then the temperature difference between the foundation pit 1 and the energy-saving outdoor box-type substation 200 causes air heat convection, and then the high-temperature hot air is discharged from the third through hole 202 on the top of the energy-saving outdoor box-type substation 200, thereby achieving the powerless energy-saving heat dissipation effect under normal circumstances, and better achieving the effect of the energy-saving outdoor box-type substation.

[0037] Exemplary Air Extraction Mechanism

[0038] Furthermore, in some embodiments of the present invention, an exhaust mechanism 3 is installed on the third through hole 202, where air thermal convection is caused by the temperature difference between the above-mentioned foundation pit 1 and the energy-saving outdoor box-type substation 200, and then the air thermal convection acts on the exhaust mechanism 3 through the third through hole 202, and then the exhaust mechanism 3 can be rotated, and the exhaust mechanism 3 can extract the air inside the energy-saving outdoor box-type substation 200, and then the high-temperature hot air inside is discharged, and the exhaust mechanism 3 can also rotate under the action of external wind force, forming a double left and right rotation with the above-mentioned air thermal convection, so as to better and more efficiently extract the high-temperature hot air inside the energy-saving outdoor box-type substation 200.

[0039] Furthermore, the above-mentioned air extraction mechanism 3 includes an air extraction cylinder 31, wherein a plurality of air vents 311 are provided on the air extraction cylinder 31, a vertical shaft 32 is installed on the top of the air extraction cylinder 31, and a first blade 321 is provided on the vertical shaft 32, and a protective cap 320 is also installed on the air extraction cylinder 31, wherein the first blade 321 is located inside the protective cap 320, and the protective cap 320 has an air inlet, and further, an inner shaft 33 is installed in the air extraction cylinder 31, wherein the inner shaft 33 is installed at the lower end of the vertical shaft 32, and the inner shaft 33 is installed at the lower end of the vertical shaft 32. A second blade 331 is installed on the shaft 33, so the air heat convection inside the energy-saving outdoor box-type substation 200 is discharged outward through the air vents 311 on the exhaust cylinder 31, and the external wind force also drives the first blade 321 to rotate, and then the vertical shaft 32 drives the inner shaft 33 to rotate, so that the second blade 331 on the inner shaft 33 also rotates at the same time, and the high-temperature hot air inside can be discharged outward from multiple air vents 311, thereby achieving a power-free energy-saving heat dissipation effect under normal circumstances.

[0040] Exemplary Powertrain

[0041] Furthermore, when the temperature difference is too small and the air thermal convection inside the energy-saving outdoor box-type substation 200 is insufficient to drive the vacuum mechanism 3 to rotate, in some embodiments of the present invention, a power mechanism 34 is also installed in the vacuum cylinder 31. Here, the power mechanism 34 is transmission-connected to the inner shaft 33, and the power mechanism 34 is powered by the energy-saving outdoor box-type substation 200, and then the power mechanism 34 drives the vacuum mechanism 3 to rotate, thereby achieving the above-mentioned extraction of high-temperature hot air from the energy-saving outdoor box-type substation 200.

[0042] Specifically, the power mechanism 34 includes a motor body 341 and a reduction gear 342, wherein the motor body 341 and the reduction gear 342 are installed in the vacuum cylinder 31 and are located on one side of the inner shaft 33, and the motor body 341 is connected to the inner shaft 33 through the reduction gear 342, so that the inner shaft 33 can be rotated, thereby driving the second blade 331 on the inner shaft 33 to rotate, thereby accelerating the high-temperature hot air in the energy-saving outdoor box-type substation 200 to be extracted outward through multiple air vents 311.

[0043] Furthermore, a supporting outer wall 11 is installed at the upper end of the foundation pit 1, and the height of the supporting outer wall 11 above the outdoor ground plane W is 300-500mm, wherein, specifically, the height of the supporting outer wall 11 above the outdoor ground plane W can be 400mm, thereby supporting the operating platform 2, and then a plurality of electric windows 12 are installed on the supporting outer wall 11, wherein the electric windows 12 are electric blinds, which can be easily opened to allow external air to enter into the foundation pit 1, thereby forming low-temperature air in the foundation pit 1.

[0044] like Figure 4 As shown, in addition, an exhaust fan 203 is installed on the side wall of the energy-saving outdoor box-type substation 200. Here, when the temperature difference is too small to drive the exhaust mechanism 3 to rotate, the exhaust fan 203 can be started to extract the high-temperature hot air in the energy-saving outdoor box-type substation 200 to the outside. It can be understood that the exhaust fan 203 is an electric exhaust fan, and a corresponding temperature sensor (not shown) is also installed in the energy-saving outdoor box-type substation 200 to better cooperate with the exhaust fan 203.

[0045] Exemplary internal support modules

[0046] like Figure 5-Figure 13 As shown, further, in some embodiments of the present invention, an internal support module 4 is further configured in the foundation pit 1, and the internal support module 4 can be located in the middle of the foundation pit 1. Specifically, the internal support module 4 includes a vertical column 41, a reinforcement base 42, and an anti-sinking portion 43. The anti-sinking portion 43 is installed in the inner pit 13 of the foundation pit 1, and the reinforcement base 42 is installed on the upper part of the anti-sinking portion 43. The vertical column 41 is installed on the reinforcement base 42, and the upper end of the vertical column 41 is against the operating platform 2 through the inner pad 40. The above-mentioned internal support module 4 supports the operating platform 2 in the foundation pit 1, wherein the anti-sinking portion 43 can play a better function of blocking settlement, and then the entire internal support module 4 can increase the strength of the operating platform 2, and prevent the middle part of the operating platform 2 from settling, deforming and collapsing.

[0047] Exemplary Drift Block

[0048] like Figure 7-Figure 9As shown, further, in some embodiments of the present invention, the above-mentioned anti-sinking part 43 includes an inner column 44, an anti-sinking cylinder 45, an external linkage member 46, and an internal reinforcement claw member 47, wherein the anti-sinking cylinder 45 is installed in the inner pit 13, and the inner column 44 is installed on the anti-sinking cylinder 45, the vertical column 41 is installed on the inner column 44, the external linkage member 46 is movably installed on the inner column 44, and the internal reinforcement claw member 47 is in the anti-sinking cylinder 45, and the external linkage member 46 is movably connected to the internal reinforcement claw member 47. When the above-mentioned structure is installed, the operator can use external equipment, such as a hydraulic mechanism (not shown) to externally link The outer linkage member 46 is in motion, and then the outer linkage member 46 moves toward the inner column 44. The outer linkage member 46 also drives the inner reinforcement claw member 47 to move, so that the inner reinforcement claw member 47 can extend the anti-sinking cylinder 45 into the inner pit 13, so as to increase the installation stability of the anti-sinking cylinder 45 and the bottom of the inner pit 13, and when the outer linkage member 46 is close to the inner column 44, it can be poured, and a reinforced base 42 is formed after solidification, and then the hydraulic mechanism can be unloaded and removed, and the outer linkage member 46, the inner reinforcement claw member 47 and other components are fixed by the reinforced base 42, so that the anti-sinking part 43 can firmly support the operating platform 2 internally.

[0049] Exemplary Outer Linkages

[0050] like Figure 9-10 As shown, further, some embodiments of the present invention provide a specific structure of the above-mentioned external linkage member 46, where the external linkage member 46 can be provided in multiple numbers and evenly distributed around the inner column 44, so that the multiple external linkage members 46 can evenly act on the inner reinforcement claw member 47, so that the action of the inner reinforcement claw member 47 is more consistent;

[0051] Specifically, the external linkage member 46 of the structure includes a vertical external linkage seat 461 and a side V-shaped hinge rod 462. Correspondingly, a plurality of vertical slide grooves 441 are provided on the outer wall of the inner column 44, and the upper and lower ends of the side V-shaped hinge rod 462 are respectively connected to the slider 442 in the vertical slide groove 441, and the slider 442 is connected to the first spring 443, and the middle end of the side V-shaped hinge rod 462 is connected to the inner hinge seat 463 on the vertical external linkage seat 461, so the hydraulic mechanism (not shown) is used to adjust the vertical external linkage seat. When 461 is in motion, it is moved toward the inner column 44, and then the side V-shaped hinge rod 462 is on the inner side of the vertical external connection seat 461, so that the movement of the vertical external connection seat 461 is more stable. At the same time, the vertical external connection seat 461 is movably connected to the internal reinforcement claw member 47, which also drives the movement of the internal reinforcement claw member 47 in the anti-sinking cylinder 45, so that the internal reinforcement claw member 47 is further fixed to the inner pit 13, and the contact area of ​​the anti-sinking cylinder 45 in the inner pit 13 is increased to play the function of blocking sedimentation.

[0052] Exemplary internal reinforcement claw member

[0053] Furthermore, some embodiments of the present invention provide a specific structure of the above-mentioned inner reinforcement claw member 47, wherein the inner reinforcement claw member 47 of the structure includes an inner lifting seat 471, a guide seat 472, a plurality of transverse guide rods 473, and a plurality of vertical claw rods 474, wherein the inner lifting seat 471 can be slidably installed in the anti-sinking cylinder 45, and the plurality of transverse guide rods 473 are inserted into the upper guide hole 452 of the anti-sinking cylinder 45, and the outer ends of the transverse guide rods 473 are connected to the external linkage member 46, and the guide seat 472 is installed above the inner lifting seat 471, and a plurality of vertical claw rods 474 are also installed below the inner lifting seat 471. Correspondingly, a lower guide hole (not shown) corresponding to the vertical claw rod 474 is arranged at the bottom of the anti-sinking cylinder 45, so when the external linkage member 46 moves onto the transverse guide rod 473, the transverse guide rod 473 can have an inner top spring 4731, through which the inner top spring 473 is pressed against the bottom of the anti-sinking cylinder 45. 731 can increase the movement stability of the vertical external connection seat 461, and when the inner top spring 4731 shrinks to the maximum extent, it drives the transverse guide rod 473 to move toward the guide seat 472. Here, the guide seat 472 has multiple inclined guide surfaces 4721, and then the top head 4732 at the inner end of the transverse guide rod 473 acts on the inclined guide surface, so the transverse movement is converted into vertical movement, and then the inner lifting seat 471 moves downward, and the multiple vertical claw rods 474 below pass through the lower guide hole (not shown) and enter the inner pit 13, and the lower end of the vertical claw rod 474 has a pointed head 475, which makes it easier to enter the inner pit 13 through the pointed head 475, thereby increasing the stability of the anti-sinking cylinder 45 in the inner pit 13. At the same time, a second spring 451 is installed in the anti-sinking cylinder 45, and the inner lifting seat 471 is supported by the second spring 451, so that the downward movement process of the inner lifting seat 471 is also smoother.

[0054] Exemplary internal reinforcement claw member

[0055] like Figure 11-13As shown, further, the internal reinforcement claw member 47 in some embodiments of the present invention also includes a transverse inner claw 48, wherein a side guide hole 453 is opened on the anti-sinking cylinder 45, and the transverse inner claw 48 includes a lower pressure block 481, a transverse claw cylinder 482, a transverse claw body 483, and a plurality of circumferential claw bodies 484, wherein the lower pressure block 481 is installed on the vertical claw rod 474, and the transverse claw cylinder 482 can be inserted into the side guide hole 453, the transverse claw body 483 is movably installed at the outer end of the transverse claw cylinder 482, and the plurality of circumferential claw bodies 484 are movably installed in the circumferential guide hole 485 of the transverse claw cylinder 482, and the transverse claw body 483 is movably connected to the plurality of circumferential claw bodies 484, so when the upper When the vertical claw rod 474 moves downward, the pressing block 481 acts on the horizontal claw cylinder 482, so that the horizontal claw cylinder 482 passes through the side guide hole 453, and the horizontal claw cylinder 482 enters the side of the inner pit 13. At the same time, when the horizontal claw body 483 on the horizontal claw cylinder 482 enters the side of the inner pit 13, the inner pit 13 also has an opposite effect on the horizontal claw body 483, and then the horizontal claw body 483 shrinks into the horizontal claw cylinder 482 and acts on multiple circumferential claw bodies 484, and the multiple circumferential claw bodies 484 then pass through the circumferential guide holes 485 respectively and extend into the side of the inner pit 13, thereby increasing the contact area of ​​the anti-sinking cylinder 45 in the inner pit 13 to play the function of blocking sedimentation.

[0056] Exemplary lateral claw cylinder

[0057] Furthermore, in some embodiments of the present invention, a third spring 486 and an inner baffle 487 are installed in the transverse claw cylinder 482, and the transverse claw body 483 is penetrated by the third spring 486 and the inner baffle 487, the inner end of the transverse claw body 483 has a first guide block 488, and the inner end of the circumferential claw body 484 has a second guide block 489 corresponding to the first guide block 488, and the circumferential claw body 484 has a fourth spring 490, and the fourth spring 490 is pressed between the second guide block 489 and the inner wall of the transverse claw cylinder 482, so when the transverse claw body 483 moves into the transverse claw cylinder 482, the first guide block 488 acts on multiple second guide blocks 489, and then the second guide block 489 drives the circumferential claw body 484 to extend outward into the side of the inner pit 13, thereby increasing the contact area of ​​the anti-sinking cylinder 45 in the inner pit 13 to play the function of blocking sedimentation.

[0058] The third spring 486 is used to keep the transverse claw body 483 extending out of the transverse claw tube 482 before entering the inner pit 13 ; the fourth spring 490 is used to keep the circumferential claw body 484 contracted in the transverse claw tube 482 before entering the inner pit 13 .

[0059] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0060] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0061] Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and the implementation methods. They can be fully applied to various fields suitable for the present invention. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A heat dissipation device for an energy-saving outdoor box-type substation, characterized in that: include: A heat dissipation device body (100), the heat dissipation device body (100) comprising a foundation pit (1), an operating platform (2) being arranged on the foundation pit (1), an energy-saving outdoor box-type substation (200) being arranged on the operating platform (2), a first through hole (21) being arranged on the operating platform (2), a second through hole (201) corresponding to the first through hole (21) being arranged at the bottom of the energy-saving outdoor box-type substation (200), and a third through hole (202) being arranged at the top of the energy-saving outdoor box-type substation (200).

2. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 1 is characterized in that: The third through hole (202) is provided with an air extraction mechanism (3), and the air extraction mechanism (3) is used to extract air from the interior of the energy-saving outdoor box-type substation (200).

3. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 1 or 2, characterized in that: An exhaust fan (203) is arranged on the side wall of the energy-saving outdoor box-type substation (200).

4. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 2 is characterized in that: The air extraction mechanism (3) comprises an air extraction cylinder (31), the air extraction cylinder (31) is provided with a plurality of air vents (311), a vertical shaft (32) is provided at the top of the air extraction cylinder (31), a first blade (321) is provided on the vertical shaft (32), an inner shaft (33) is further provided inside the air extraction cylinder (31), the inner shaft (33) is provided at the lower end of the vertical shaft (32), and a second blade (331) is provided on the inner shaft (33).

5. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 4 is characterized in that: A power mechanism (34) is also disposed inside the air pump (31), and the power mechanism (34) is in transmission connection with the inner shaft (33).

6. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 5 is characterized in that: The power mechanism (34) comprises a motor body (341) and a speed reducer (342). The motor body (341) and the speed reducer (342) are arranged in the air pump (31) and located on one side of the inner shaft (33). The motor body (341) is transmission-connected to the inner shaft (33) via the speed reducer (342).

7. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 1 is characterized in that: The upper end of the foundation pit (1) is provided with a supporting outer wall (11), and the height of the supporting outer wall (11) above the outdoor ground plane is 300-500 mm.

8. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 7 is characterized in that: A plurality of electric windows (12) are arranged on the supporting outer wall (11).

9. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 7 is characterized in that: An internal support module (4) is also arranged in the foundation pit (1), and the internal support module (4) comprises a vertical column (41), a reinforcement base (42), and a sinking prevention portion (43); the sinking prevention portion (43) is arranged in the inner pit (13) of the foundation pit (1), the reinforcement base (42) is arranged on the upper part of the sinking prevention portion (43), the vertical column (41) is arranged on the reinforcement base (42), and the upper end of the vertical column (41) is pressed against the operating platform (2) through an inner pad (40).

10. The heat dissipation device of an energy-saving outdoor box-type substation according to claim 9, characterized in that: The anti-sinking part (43) comprises an inner cylinder (44), an anti-sinking tube (45), an outer linkage member (46), and an inner reinforcement claw member (47); the anti-sinking tube (45) is arranged in the inner pit (13); the inner cylinder (44) is arranged on the anti-sinking tube (45); the outer linkage member (46) is movably arranged on the inner cylinder (44); the inner reinforcement claw member (47) is arranged in the anti-sinking tube (45); and the outer linkage member (46) is movably connected to the inner reinforcement claw member (47), so that the inner reinforcement claw member (47) can extend from the anti-sinking tube (45) to the inner pit (13).

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