Box-type substation

Abstract

The invention relates to the technical field of box-type substations, in particular to a box-type substation which comprises a box-type substation body, a base is fixedly connected to the bottom of the box-type substation body, an exhaust structure is arranged at the top end of the box-type substation body, and a plurality of air inlet filter assemblies are arranged at the bottom end of the box-type substation body. Each group of air inlet filtering assembly comprises a sealing cover arranged below the box-type transformer substation body, and two air inlet pipes located in the box-type transformer substation body are arranged above the sealing cover; the top of the air inlet pipe is provided with an air inlet fan in a contact manner, the box-type substation body is provided with fixing units matched with the air inlet pipe and the air inlet fan respectively, and the inner wall of the bottom of the box-type substation body is provided with a plurality of avoiding holes matched with the air inlet pipe; and dust adsorbed on the first filter screen can be cleaned, the air exchange efficiency is prevented from being affected, and it is ensured that the heat dissipation efficiency is within the preset range.

Description

Technical Field

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

[0002] In the field of power infrastructure, box-type substations are a common equipment. Modern box-type substations are mostly composed of a rectangular metal box. Box-type substations are usually placed outdoors for use. The heat in the box-type substation needs to be transferred to the outside world in time, otherwise the excessive heat accumulation will cause damage to the substation components, which will paralyze the box-type substation and make it unable to perform power distribution work normally.

[0003] But it is worth considering that as the use time increases, the filter screen at the air inlet of the box-type substation is prone to absorb more dust, which in turn affects the efficiency of external air entering the box-type substation, thus reducing the heat dissipation efficiency and having certain limitations.

[0004] Therefore, in order to solve the above problems, a related facility that better meets the usage requirements is needed. Summary of the invention

[0005] In view of this, the purpose of the present invention is to propose a box-type substation to solve the problem that the above-mentioned filter net is prone to adsorb a lot of dust, which in turn affects the efficiency of external air entering the box-type substation, thereby reducing the heat dissipation efficiency.

[0006] Based on the above purpose, the present invention provides a box-type substation, including a box-type substation body, the bottom of the box-type substation body is fixedly connected to a base, the top of the box-type substation body is provided with an exhaust structure, the bottom of the box-type substation body is provided with a plurality of groups of air intake filter assemblies, each group of air intake filter assemblies includes a sealing cover arranged below the box-type substation body, and two air intake pipes located in the box-type substation body are arranged above the sealing cover; An air intake fan is provided at the top of the air intake pipe, and the box-type substation body is equipped with fixing units respectively matched with the air intake pipe and the air intake fan. The bottom inner wall of the box-type substation body is provided with a plurality of avoidance holes matched with the air intake pipe, and a first filter screen is provided in the avoidance hole, and the number of the first filter screen and the air intake pipe is consistent, the air intake pipe is equipped with an elastic support member matched with the first filter screen, the box-type substation body is equipped with an adjustment structure for changing the position of the sealing cover, and the sealing cover is equipped with a pushing member for driving the first filter screen to shake in the vertical direction.

[0007] Optionally, the adjustment structure includes a rotating shaft fixedly mounted on the top of the sealing cover, the outer sleeve of the rotating shaft is provided with a rotating sleeve located in the box-type substation body, and the bottom end of the rotating sleeve is rotatably connected to the bottom inner wall of the box-type substation body, two guide grooves are provided on the inner wall of the rotating sleeve, two guide bars are fixedly connected to the rotating shaft, and the guide bars pass through the corresponding guide grooves, the box-type substation body is installed with a driver for driving the rotating sleeve to rotate, and the box-type substation body is installed with a supporting unit for driving the rotating shaft to move in the vertical direction.

[0008] Optionally, the driver includes a support portion fixedly installed in the box-type substation body, the support portion is fixedly installed with a hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with a toothed plate, the external fixed sleeve of the rotating sleeve is provided with a gear, and the toothed plate and the gear are meshed.

[0009] Optionally, the supporting unit includes a rotating plate fixedly mounted on the top of the rotating shaft, the bottom of the rotating plate is fixedly connected to at least one first support column, a support ring is provided in the box-type substation body and is located below the rotating plate, the support ring and the inner wall of the box-type substation body are connected by a plurality of first connecting columns, a plurality of protrusions matched with the first support columns are fixedly connected to the top of the support ring, and arc surfaces matched with the first support columns are respectively provided on both sides of the protrusions.

[0010] Optionally, two sealing gaskets adapted to the avoidance holes are fixedly connected to the top of the sealing cover.

[0011] Optionally, the pushing member includes two rotating frames fixedly installed on the bottom of the sealing cover, a movable frame is provided above the rotating frame, the top of the movable frame is fixedly connected to a plurality of second support columns, the bottom of the rotating frame is fixedly connected to a fixed block, a first sliding groove is provided on the top of the fixed block, a first sliding block is slidably provided in the first sliding groove, the bottom of the first sliding block and the bottom inner wall of the first sliding groove are connected by a plurality of first compression springs, and the top of the first sliding block and the bottom of the movable frame are connected by a second connecting column.

[0012] Optionally, the elastic support member includes a plurality of support blocks fixedly installed in the air inlet pipe, a groove is provided at the bottom of the support block, a prism is provided in the groove, the bottom end of the prism is fixedly connected to the top of the first filter screen, the top end of the prism and the top inner wall of the groove are connected by a second compression spring, second slide grooves are respectively provided on the inner walls on both sides of the groove, a second slider is slidably provided in the second slide groove, and the second slider is fixedly connected to the corresponding prism.

[0013] Optionally, the fixing unit includes a first mounting plate fixedly mounted on both sides of the air intake pipe, a second mounting plate fixedly connected to both sides of the air intake fan, a plurality of positioning plates fixedly connected to the bottom inner wall of the box-type substation body, the first mounting plate and the second mounting plate are respectively provided with positioning holes matched with the positioning plates, and the positioning plates respectively penetrate the positioning holes on the first mounting plate and the second mounting plate, a fixing plate is respectively provided on both sides of the air intake pipe, the bottom end of the fixing plate is fixedly connected to the bottom inner wall of the box-type substation body, a movable plate is respectively provided on the side away from the two fixing plates, the movable plate and the fixed plate are connected by a plurality of tension springs, two baffles are penetrated through the fixed plate, and the baffles are fixedly connected to the corresponding movable plates, and the bottoms of the two baffles are respectively in contact with the top of the first mounting plate and the top of the second mounting plate.

[0014] Optionally, a handle is fixedly connected to a side of the movable plate away from the fixed plate.

[0015] Optionally, the exhaust structure includes a shielding cover arranged above the box-type substation body, the shielding cover and the box-type substation body are connected by a plurality of third connecting columns, a plurality of exhaust pipes located below the shielding cover are provided at the top of the box-type substation body, and a second filter is fixedly connected in the exhaust pipe.

[0016] The beneficial effects of the present invention are as follows: the air intake fan is started, and the air outside the box-type substation body is drawn into the box-type substation body through the first filter screen and the air intake pipe. The original air in the box-type substation body is discharged through the exhaust structure. When the dust on the first filter screen needs to be cleaned, the sealing cover is driven to move by adjusting the structure, and the sealing cover drives the pushing member to move to the bottom of the first filter screen, and the first filter screen is pushed by the pushing member to slide from the avoidance hole to the air intake pipe, and then the pushing member no longer supports the first filter screen, and the elastic support member drives the first filter screen to move down to the lowest position and then stops, so that the dust at the bottom of the first filter screen can be shaken off. When there is no need to ventilate and dissipate heat in the box-type substation body, the sealing cover is driven to move by adjusting the structure so that the sealing cover seals the avoidance hole, and the dust adsorbed on the first filter screen can be cleaned to avoid affecting the ventilation efficiency and ensure that the heat dissipation efficiency is within a preset range. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present invention; Figure 2 This is a structural schematic diagram of the top of the box-type substation body according to an embodiment of the present invention; Figure 3 This is a schematic structural diagram of an air intake filter assembly according to an embodiment of the present invention; Figure 4 For the present invention Figure 3 A schematic diagram of the enlarged structure of the middle A area; Figure 5 This is a schematic diagram of the structure of an air intake pipe according to an embodiment of the present invention; Figure 6 This is a schematic diagram of the structure of the elastic support member disassembled according to an embodiment of the present invention; Figure 7 A schematic diagram of the structure of the embodiment of the present invention; Figure 8 It is a schematic diagram of the structure of the split shaft and the rotating sleeve according to an embodiment of the present invention; Fig. 9 It is a schematic diagram of the structure of the disassembled pusher according to an embodiment of the present invention.

[0019] The markings in the figure are: 1. Box-type substation body; 2. Base; 3. Inlet pipe; 4. Inlet fan; 5. Avoidance hole; 6. First filter screen; 7. Sealing cover; 8. Rotating shaft; 9. Rotating sleeve; 10. Guide groove; 11. Guide strip; 12. Support part; 13. Hydraulic telescopic rod; 14. Tooth plate; 15. Gear; 16. Rotating plate; 17. First supporting column; 18. Support ring; 19. First connecting column; 20. Bump; 21. Rotating frame; 22. Fixed block; 23. Movable frame; 24. Second supporting column; 25. First slide groove; 26. First slider; 27. First compression spring; 28. Second connecting column; 29. ​​Sealing pad; 30. Support block; 31. Groove; 32. Prism; 33. Second compression spring; 34. Second slide groove; 35. Second slider; 36. First mounting plate; 37. Second mounting plate; 38. Positioning plate; 39. Positioning hole; 40. Fixed plate; 41. Baffle; 42. Movable plate; 43. Tension spring; 44. Handle; 45. Exhaust pipe; 46. Second filter; 47. Shielding cover; 48. Third connecting column. DETAILED DESCRIPTION

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0021] This embodiment proposes a box-type substation, such as Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, it includes a box-type substation body 1, the bottom of the box-type substation body 1 is fixedly connected with a base 2, the top of the box-type substation body 1 is provided with an exhaust structure, and the bottom of the box-type substation body 1 is provided with a plurality of groups of air intake filter components, each group of air intake filter components includes a sealing cover 7 arranged below the box-type substation body 1, and two air intake pipes 3 located in the box-type substation body 1 are arranged above the sealing cover 7; An air intake fan 4 is provided at the top of the air intake pipe 3, and the box-type substation body 1 is equipped with fixing units respectively matched with the air intake pipe 3 and the air intake fan 4. The bottom inner wall of the box-type substation body 1 is provided with a plurality of avoidance holes 5 matched with the air intake pipe 3, and a first filter screen 6 is provided in the avoidance hole 5, and the number of the first filter screen 6 and the air intake pipe 3 is consistent. The air intake pipe 3 is equipped with an elastic support member matched with the first filter screen 6, and the box-type substation body 1 is equipped with an adjustment structure for changing the position of the sealing cover 7, and the sealing cover 7 is equipped with a pusher for driving the first filter screen 6 to shake in the vertical direction; the air intake fan 4 is started, and the air outside the box-type substation body 1 is drawn into the box-type substation body 1 through the first filter screen 6 and the air intake pipe 3 by the air intake fan 4, and the box-type substation body 1 The original air inside is discharged through the exhaust structure. When the dust on the first filter 6 needs to be cleaned, the sealing cover 7 is driven to move by adjusting the structure, and the sealing cover 7 drives the pushing member to move to the bottom of the first filter 6, and the first filter 6 is pushed by the pushing member to slide from the avoidance hole 5 to the air inlet pipe 3, and then the pushing member no longer supports the first filter 6, and the elastic support member drives the first filter 6 to move down to the lowest position and then stops, so that the dust at the bottom of the first filter 6 can be shaken off. When there is no need to ventilate and dissipate heat in the box-type substation body 1, the sealing cover 7 is driven to move by adjusting the structure to make the sealing cover 7 seal the avoidance hole 5, and the dust adsorbed on the first filter 6 can be cleaned to avoid affecting the ventilation efficiency and ensure that the heat dissipation efficiency is within the preset range.

[0022] In some optional specific embodiments, such as Figure 1 , Figure 3 , Figure 5 , Figure 6 , Figure 7 , Figure 8 and Fig. 9As shown, the adjustment structure includes a rotating shaft 8 fixedly mounted on the top of the sealing cover 7, the outer sleeve of the rotating shaft 8 is provided with a rotating sleeve 9 located in the box-type substation body 1, and the bottom end of the rotating sleeve 9 is rotatably connected to the bottom inner wall of the box-type substation body 1, and two guide grooves 10 are provided on the inner wall of the rotating sleeve 9, and two guide bars 11 are fixedly connected to the rotating shaft 8, and the guide bars 11 pass through the corresponding guide grooves 10, the box-type substation body 1 is equipped with a driver for driving the rotating sleeve 9 to rotate, and the box-type substation body 1 is equipped with a supporting unit for driving the rotating shaft 8 to move in the vertical direction, and the driver includes a support fixedly installed in the box-type substation body 1 The support part 12 is fixedly installed with a hydraulic telescopic rod 13, and the telescopic end of the hydraulic telescopic rod 13 is fixedly connected with a tooth plate 14. The outer fixed sleeve of the rotating sleeve 9 is provided with a gear 15, and the tooth plate 14 and the gear 15 are meshed. The supporting unit includes a rotating plate 16 fixedly installed on the top of the rotating shaft 8, and the bottom of the rotating plate 16 is fixedly connected with at least one first support column 17. The box-type substation body 1 is provided with a support ring 18 located below the rotating plate 16. The support ring 18 and the inner wall of the box-type substation body 1 are connected by a plurality of first connecting columns 19, and the top of the support ring 18 is fixedly connected with a plurality of first supporting columns 17. The protrusion 20 is provided with arc-shaped surfaces adapted to the first support column 17 on both sides of the protrusion 20, and the top of the sealing cover 7 is fixedly connected with two sealing gaskets 29 adapted to the avoidance hole 5, and the pusher includes two rotating frames 21 fixedly installed at the bottom of the sealing cover 7, and a movable frame 23 is provided above the rotating frame 21. The top of the movable frame 23 is fixedly connected with a plurality of second support columns 24, and the bottom of the rotating frame 21 is fixedly connected with a fixed block 22, and a first slide groove 25 is provided on the top of the fixed block 22. A first slider 26 is slidably provided in the first slide groove 25, and the bottom of the first slider 26 and the bottom inner wall of the first slide groove 25 are connected by a plurality of The first compression spring 27 is connected, the top of the first slider 26 and the bottom of the movable frame 23 are connected by a second connecting column 28, the elastic support member includes a plurality of support blocks 30 fixedly installed in the air inlet pipe 3, the bottom of the support block 30 is provided with a groove 31, a prism 32 is provided in the groove 31, the bottom end of the prism 32 is fixedly connected to the top of the first filter screen 6, the top of the prism 32 and the top inner wall of the groove 31 are connected by a second compression spring 33, the inner walls on both sides of the groove 31 are respectively provided with second slide grooves 34, a second slider 35 is slidably provided in the second slide groove 34, and the second slider 35 is fixedly connected to the corresponding prism 32; The gear plate 14 is driven to move by the hydraulic telescopic rod 13, and the gear plate 14 drives the rotating sleeve 9 to rotate through the gear 15. The rotating sleeve 9 drives the rotating shaft 8 and the sealing cover 7 to rotate through the guide bar 11, and the sealing cover 7 drives the rotating frame 21 to rotate. When the rotating frame 21 drives the movable frame 23 to rotate to the bottom of the first filter screen 6, as the rotating shaft 8 continues to move, the rotating shaft 8 drives the bottom end of the first support column 17 to slide from the top of the support ring 18 to the arc surface of the protrusion 20 through the rotating plate 16. The protrusion 20 supports the first support column 17, the rotating plate 16 and the rotating shaft 8 to move upward, and the rotating shaft 8 drives the guide bar 11 relative to the guide groove 10 and the rotating shaft 8. The rotating sleeve 9 slides, and the rotating shaft 8 drives the rotating frame 21 and the movable frame 23 to move upward. The movable frame 23 supports the first filter screen 6 to move upward relative to the air inlet pipe 3 through the second support column 24. The prism 32 slides relative to the groove 31. The second compression spring 33 is in a compressed state, and the second slider 35 slides in the second slide groove 34. When the first filter screen 6 moves up to the preset position, the gear plate 14 is driven to move in the opposite direction by the hydraulic telescopic rod 13, so that the rotating shaft 8 drives the rotating plate 16 to rotate in the opposite direction. The bottom end of the first support column 17 contacts the top of the support ring 18 again, and the movable frame 23 and the second support column 24 no longer support the first filter screen 6. The filter screen 6 is supported by the second compression spring 33, and the prism 32 and the first filter screen 6 are driven to move downward. When the first filter screen 6 drops to the lowest position, the bottom of the second slider 35 contacts the bottom inner wall of the second slide groove 34, so that the dust at the bottom of the first filter screen 6 is shaken off, and the first filter screen 6 slides into the avoidance hole 5 again. When heat dissipation is not needed, the gear plate 14 is driven to rotate continuously by the hydraulic telescopic rod 13 to rotate the sealing cover 7 to the bottom of the avoidance hole 5. As the sealing cover 7 continues to rotate, the bottom end of the first support column 17 slides from the top of the support ring 18 to the arc surface of another protrusion 20, and the rotation The shaft 8 drives the sealing cover 7 to move upward so that the sealing gasket 29 is tightly attached to the bottom of the box-type substation body 1, and the avoidance hole 5 is sealed by the sealing gasket 29 and the sealing cover 7. In the process of the sealing cover 7 moving upward, the top of the second support column 24 first contacts the bottom of the box-type substation body 1, and the movable frame 23, the second support column 24, the first slider 26 and the second connecting column 28 remain stationary relative to the box-type substation body 1. As the sealing cover 7 continues to move upward, the sealing cover 7 drives the rotating frame 21 and the fixed block 22 to move upward relative to the second connecting column 28 and the first slider 26, and the first compression spring 27 is in a compressed state.

[0023] In some optional specific embodiments, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the fixing unit includes a first mounting plate 36 fixedly mounted on both sides of the air inlet pipe 3, and a second mounting plate 37 is fixedly connected to both sides of the air inlet fan 4. A plurality of positioning plates 38 are fixedly connected to the bottom inner wall of the box-type substation body 1. Positioning holes 39 adapted to the positioning plates 38 are respectively opened on the first mounting plate 36 and the second mounting plate 37, and the positioning plates 38 pass through the positioning holes 39 on the first mounting plate 36 and the second mounting plate 37, respectively. A fixing plate 40 is respectively provided on both sides of the air inlet pipe 3, and the bottom end of the fixing plate 40 is fixedly connected to the bottom inner wall of the box-type substation body 1. A movable plate 42 is respectively provided on the side away from the two fixing plates 40. The movable plate 42 The fixed plate 40 is connected to the fixed plate 40 through a plurality of tension springs 43, and two baffles 41 are passed through the fixed plate 40, and the baffles 41 are fixedly connected to the corresponding movable plates 42, and the bottoms of the two baffles 41 are respectively in contact with the top of the first mounting plate 36 and the top of the second mounting plate 37, and the movable plate 42 is fixedly connected with a handle 44 on the side away from the fixed plate 40, and the exhaust structure includes a shielding cover 47 arranged above the box-type substation body 1, and the shielding cover 47 and the box-type substation body 1 are connected by a plurality of third connecting columns 48, and the top of the box-type substation body 1 is provided with a plurality of exhaust pipes 45 located below the shielding cover 47, and a second filter 46 is fixedly connected in the exhaust pipe 45; When the staff needs to remove the air intake pipe 3, the first filter 6 and the air intake fan 4, the staff drives the movable plate 42 and the baffle 41 to move relative to the fixed plate 40 through the handle 44, so that the bottoms of the two baffles 41 are no longer in contact with the tops of the first mounting plate 36 and the tops of the second mounting plate 37 respectively, and the tension spring 43 is in a stretched state, releasing the limitation on the positions of the first mounting plate 36 and the second mounting plate 37, and the staff drives the air intake fan 4 to move upward so that the positioning holes 39 on the second mounting plate 37 are separated from the positioning plate 38, and the removal of the air intake fan 4 is completed. Then the staff drives the air intake pipe 3 to move upward, the positioning holes 39 on the first mounting plate 36 are separated from the positioning plate 38, and the first filter 6 is pulled out of the avoidance hole 5, and the removal of the air intake pipe 3 and the first filter 6 is completed. The air in the box-type substation body 1 is discharged through the exhaust pipe 45 and the second filter 46. The second filter 46 can be shielded by the design of the shielding cover 47 and the third connecting column 48.

[0024] Working principle: start the air intake fan 4, and the air outside the box-type substation body 1 is drawn into the box-type substation body 1 through the first filter 6 and the air intake pipe 3 through the air intake fan 4, and the original air in the box-type substation body 1 is discharged through the exhaust structure. When it is necessary to clean the dust on the first filter 6, the sealing cover 7 is driven to move by adjusting the structure, and the sealing cover 7 drives the pusher to move to the bottom of the first filter 6, and the first filter 6 is pushed by the pusher to slide from the avoidance hole 5 to the air intake pipe 3, and then the pusher no longer supports the first filter 6, and the elastic support member drives the first filter 6 to move down to the lowest position and then stops, so that the dust at the bottom of the first filter 6 can be shaken off. When it is not necessary to ventilate and dissipate heat in the box-type substation body 1, the sealing cover 7 is driven to move by adjusting the structure, so that the sealing cover 7 seals the avoidance hole 5, and the dust adsorbed on the first filter 6 can be cleaned to avoid affecting the ventilation efficiency and ensure that the heat dissipation efficiency is within the preset range; The gear plate 14 is driven to move by the hydraulic telescopic rod 13, and the gear plate 14 drives the rotating sleeve 9 to rotate through the gear 15. The rotating sleeve 9 drives the rotating shaft 8 and the sealing cover 7 to rotate through the guide bar 11, and the sealing cover 7 drives the rotating frame 21 to rotate. When the rotating frame 21 drives the movable frame 23 to rotate to the bottom of the first filter screen 6, as the rotating shaft 8 continues to move, the rotating shaft 8 drives the bottom end of the first support column 17 to slide from the top of the support ring 18 to the arc surface of the protrusion 20 through the rotating plate 16. The protrusion 20 supports the first support column 17, the rotating plate 16 and the rotating shaft 8 to move upward, and the rotating shaft 8 drives the guide bar 11 relative to the guide groove 10 and the rotating shaft 8. The rotating sleeve 9 slides, and the rotating shaft 8 drives the rotating frame 21 and the movable frame 23 to move upward. The movable frame 23 supports the first filter screen 6 to move upward relative to the air inlet pipe 3 through the second support column 24. The prism 32 slides relative to the groove 31. The second compression spring 33 is in a compressed state, and the second slider 35 slides in the second slide groove 34. When the first filter screen 6 moves up to the preset position, the gear plate 14 is driven to move in the opposite direction by the hydraulic telescopic rod 13, so that the rotating shaft 8 drives the rotating plate 16 to rotate in the opposite direction. The bottom end of the first support column 17 contacts the top of the support ring 18 again, and the movable frame 23 and the second support column 24 no longer support the first filter screen 6. The filter screen 6 is supported by the second compression spring 33, and the prism 32 and the first filter screen 6 are driven to move downward. When the first filter screen 6 drops to the lowest position, the bottom of the second slider 35 contacts the bottom inner wall of the second slide groove 34, so that the dust at the bottom of the first filter screen 6 is shaken off, and the first filter screen 6 slides into the avoidance hole 5 again. When heat dissipation is not needed, the gear plate 14 is driven to rotate continuously by the hydraulic telescopic rod 13 to rotate the sealing cover 7 to the bottom of the avoidance hole 5. As the sealing cover 7 continues to rotate, the bottom end of the first support column 17 slides from the top of the support ring 18 to the arc surface of another protrusion 20, and the rotation The shaft 8 drives the sealing cover 7 to move upward so that the sealing gasket 29 is in close contact with the bottom of the box-type substation body 1, and the avoidance hole 5 is sealed by the sealing gasket 29 and the sealing cover 7. In the process of the sealing cover 7 moving upward, the top of the second support column 24 first contacts the bottom of the box-type substation body 1, and the movable frame 23, the second support column 24, the first slider 26 and the second connecting column 28 remain stationary relative to the box-type substation body 1. As the sealing cover 7 continues to move upward, the sealing cover 7 drives the rotating frame 21 and the fixed block 22 to move upward relative to the second connecting column 28 and the first slider 26, and the first compression spring 27 is in a compressed state; When the staff needs to remove the air intake pipe 3, the first filter 6 and the air intake fan 4, the staff drives the movable plate 42 and the baffle 41 to move relative to the fixed plate 40 through the handle 44, so that the bottoms of the two baffles 41 are no longer in contact with the tops of the first mounting plate 36 and the tops of the second mounting plate 37 respectively, and the tension spring 43 is in a stretched state, releasing the limitation on the positions of the first mounting plate 36 and the second mounting plate 37, and the staff drives the air intake fan 4 to move upward so that the positioning holes 39 on the second mounting plate 37 are separated from the positioning plate 38, and the removal of the air intake fan 4 is completed. Then the staff drives the air intake pipe 3 to move upward, the positioning holes 39 on the first mounting plate 36 are separated from the positioning plate 38, and the first filter 6 is pulled out of the avoidance hole 5, and the removal of the air intake pipe 3 and the first filter 6 is completed. The air in the box-type substation body 1 is discharged through the exhaust pipe 45 and the second filter 46. The second filter 46 can be shielded by the design of the shielding cover 47 and the third connecting column 48.

[0025] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

Claims

1. A box-type substation, comprising a box-type substation body (1), characterized in that: The bottom of the box-type substation body (1) is fixedly connected to a base (2); the top of the box-type substation body (1) is provided with an exhaust structure; the bottom of the box-type substation body (1) is provided with a plurality of groups of air intake filter assemblies; each group of air intake filter assemblies comprises a sealing cover (7) arranged below the box-type substation body (1); and two air intake pipes (3) located inside the box-type substation body (1) are arranged above the sealing cover (7); An air intake fan (4) is provided on the top of the air intake pipe (3); the box-type substation body (1) is provided with fixing units respectively matched with the air intake pipe (3) and the air intake fan (4); a plurality of avoidance holes (5) matched with the air intake pipe (3) are provided on the bottom inner wall of the box-type substation body (1); a first filter screen (6) is provided in the avoidance hole (5); and the number of the first filter screens (6) and the air intake pipe (3) is the same; the air intake pipe (3) is provided with an elastic support member matched with the first filter screen (6); the box-type substation body (1) is provided with an adjustment structure for changing the position of a sealing cover (7); and the sealing cover (7) is provided with a push member for driving the first filter screen (6) to shake in a vertical direction.

2. The box-type substation according to claim 1, characterized in that: The adjustment structure comprises a rotating shaft (8) fixedly mounted on the top of the sealing cover (7); a rotating sleeve (9) located inside the box-type substation body (1) is sleeved on the outside of the rotating shaft (8); the bottom end of the rotating sleeve (9) is rotatably connected to the bottom inner wall of the box-type substation body (1); two guide grooves (10) are provided on the inner wall of the rotating sleeve (9); two guide bars (11) are fixedly connected to the rotating shaft (8); and the guide bars (11) pass through the corresponding guide grooves (10); the box-type substation body (1) is provided with a driver for driving the rotating sleeve (9) to rotate; and the box-type substation body (1) is provided with a supporting unit for driving the rotating shaft (8) to move in a vertical direction.

3. The box-type substation according to claim 2, characterized in that: The driver comprises a support portion (12) fixedly mounted in a box-type substation body (1); a hydraulic telescopic rod (13) is fixedly mounted on the support portion (12); a toothed plate (14) is fixedly connected to the telescopic end of the hydraulic telescopic rod (13); an external fixed sleeve of the rotating sleeve (9) is provided with a gear (15), and the toothed plate (14) and the gear (15) are meshed.

4. The box-type substation according to claim 2, characterized in that: The supporting unit comprises a rotating plate (16) fixedly mounted on the top of the rotating shaft (8); at least one first supporting column (17) is fixedly connected to the bottom of the rotating plate (16); a supporting ring (18) located below the rotating plate (16) is provided in the box-type substation body (1); the supporting ring (18) and the inner wall of the box-type substation body (1) are connected via a plurality of first connecting columns (19); a plurality of protrusions (20) matching the first supporting columns (17) are fixedly connected to the top of the supporting ring (18); and arc-shaped surfaces matching the first supporting columns (17) are respectively provided on both sides of the protrusions (20).

5. The box-type substation according to claim 1, characterized in that: Two sealing pads (29) adapted to the avoidance holes (5) are fixedly connected to the top of the sealing cover (7).

6. The box-type substation according to claim 1, characterized in that: The pusher comprises two rotating frames (21) fixedly mounted on the bottom of the sealing cover (7); a movable frame (23) is arranged above the rotating frame (21); a plurality of second support columns (24) are fixedly connected to the top of the movable frame (23); a fixed block (22) is fixedly connected to the bottom of the rotating frame (21); a first slide groove (25) is provided on the top of the fixed block (22); a first slider (26) is slidably arranged in the first slide groove (25); the bottom of the first slider (26) and the bottom inner wall of the first slide groove (25) are connected by a plurality of first compression springs (27); and the top of the first slider (26) and the bottom of the movable frame (23) are connected by a second connecting column (28).

7. The box-type substation according to claim 1, characterized in that: The elastic support member comprises a plurality of support blocks (30) fixedly mounted in the air intake pipe (3); a groove (31) is provided at the bottom of the support block (30); a prism (32) is provided in the groove (31); the bottom end of the prism (32) is fixedly connected to the top of the first filter screen (6); the top end of the prism (32) and the top inner wall of the groove (31) are connected via a second compression spring (33); second slide grooves (34) are respectively provided on the inner walls on both sides of the groove (31); a second slider (35) is slidably provided in the second slide groove (34); and the second slider (35) is fixedly connected to the corresponding prism (32).

8. The box-type substation according to claim 1, characterized in that: The fixing unit comprises a first mounting plate (36) fixedly mounted on both sides of the air intake pipe (3), a second mounting plate (37) fixedly connected to both sides of the air intake fan (4), a plurality of positioning plates (38) fixedly connected to the inner wall of the bottom of the box-type substation body (1), positioning holes (39) matched with the positioning plates (38) are respectively opened on the first mounting plate (36) and the second mounting plate (37), and the positioning plates (38) pass through the positioning holes (39) on the first mounting plate (36) and the second mounting plate (37), respectively, and the two sides of the air intake pipe (3) are respectively fixedly connected to the second mounting plate (37). A fixed plate (40) is provided, the bottom end of the fixed plate (40) is fixedly connected to the bottom inner wall of the box-type substation body (1), and movable plates (42) are provided on the sides of the two fixed plates (40) that are separated from each other. The movable plate (42) and the fixed plate (40) are connected by a plurality of tension springs (43). Two baffles (41) are passed through the fixed plate (40), and the baffles (41) and the corresponding movable plates (42) are fixedly connected. The bottoms of the two baffles (41) are in contact with the top of the first mounting plate (36) and the top of the second mounting plate (37), respectively.

9. The box-type substation according to claim 8, characterized in that: A handle (44) is fixedly connected to a side of the movable plate (42) away from the fixed plate (40).

10. The box-type substation according to claim 1, characterized in that: The exhaust structure comprises a shielding cover (47) arranged above the box-type substation body (1); the shielding cover (47) and the box-type substation body (1) are connected via a plurality of third connecting columns (48); a plurality of exhaust pipes (45) located below the shielding cover (47) are arranged at the top of the box-type substation body (1); and a second filter screen (46) is fixedly connected inside the exhaust pipe (45).

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