A noise-reducing box-type substation with auxiliary power supply

Abstract

The present invention relates to the technical field of box-type substations, and in particular to a noise-reducing box-type substation with an auxiliary power supply, comprising a box body, an I-shaped plate frame is arranged inside the box body, a transformer and an auxiliary power supply are fixed on the I-shaped plate frame, a rotating component for rotating the transformer to dissipate heat is arranged inside the box body, a plurality of matching components for cooperating with a shock-absorbing component when the transformer is running are arranged on the top of the arc plate, a plurality of matching components for cooperating with the shock-absorbing component when the transformer is running are arranged on the top of the arc plate, a buffer component for buffering the transformer is arranged on the back of the I-shaped plate frame, ventilation components are arranged in windows on both sides of the box body, and two connecting strips are respectively fixed to two linkage components for linkage. The present invention can enhance heat dissipation while reducing the vibration and noise generated during the operation of the box-type substation through the coordinated use of the rotating component, the shock-absorbing component, the matching component, the buffer component, the ventilation component and the linkage component.

Description

Technical Field

[0001] The invention relates to the technical field of noise reduction of box-type substations, and in particular to a noise reduction box-type substation with an auxiliary power supply. Background Art

[0002] The main function of the box-type substation is to distribute electricity from the main power supply to various circuits and equipment in the building. The auxiliary power supply system is configured in the distribution station, mainly to maintain the normal operation of key equipment inside the distribution station when the mains power supply is abnormal, thereby ensuring the stability and reliability of the entire power system. The auxiliary power supply in the distribution station is an existing technology. The use of distribution stations can improve the overall safety of the power system. Through the reasonable configuration of protection devices and designs, the occurrence of electrical accidents can be reduced and the safety of personnel and equipment can be protected. When current flows in wires and electrical equipment, electromagnetic fields are generated. These electromagnetic fields may cause slight vibrations in wires or equipment components. When the equipment vibrates, it is easy to hit the box, thereby generating noise. When poor ventilation may cause the equipment to overheat, the intensity of equipment operation increases, increasing noise. Summary of the invention

[0003] In order to overcome the deficiencies of the prior art, the present invention provides a noise reduction box-type substation with an auxiliary power supply.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: comprising a box body, a box door is provided on the box body, a casing is fixed to the bottom end of the inner wall of the box body, a fixing plate is fixed to the inside of the box body, the casing is fixed to the bottom of the fixing plate, an I-shaped plate frame is provided inside the box body, a transformer and an auxiliary power supply are fixed on the I-shaped plate frame, and a rotating assembly for rotating the transformer to dissipate heat is provided inside the box body; the rotating assembly comprises: a bottom plate, an arc plate, a motor, a first transmission shaft, a gear column, two gear rings, two linkage gears, two linkage shafts, two rotating rings, two rotating gears, two rotating blocks and two positioning columns; wherein the motor is fixed inside the casing, one end of the first transmission shaft is fixed to the output shaft of the motor, the gear The column is composed of an ordinary gear and a block. An opening is provided on the gear column. The first transmission shaft is fixed in the opening of the gear column. An opening is provided on the fixed plate. The block of the gear column is fixed on the opening of the fixed plate. Two bearings are provided on both sides of the opening of the fixed plate. The two linkage shafts are respectively fixed to the two inner rings of the bearings on the fixed plate. A linkage gear and a gear ring are fixedly connected to each linkage shaft, and the two linkage gears are meshed with the gear column. A rotating ring is fixedly connected to the top of each linkage shaft. The rotating ring is composed of a circular ring and a long block, and a cylinder is provided at one end of the long block of the rotating ring away from the circular ring. A rotating gear is fixed on the cylinder of each rotating ring, and each rotating gear is meshed with the corresponding gear ring. The top of the cylinder of each rotating ring is A rotating block is movably connected, each rotating block is provided with a positioning column, the two positioning columns are fixedly connected to an arc plate, the arc plate is provided with a bottom plate, and the bottom of the arc plate is provided with a plurality of shock-absorbing components for shock-absorbing when the transformer is vibrating during operation; each shock-absorbing component includes: a card shell, a top plate, a second spring and a top column; wherein the arc plate is C-shaped, the bottom of the arc plate is provided with a plurality of openings, each card shell is fixed on the opening corresponding to the bottom of the arc plate, the inside of the card shell is provided with a second spring, the second spring is sleeved on the top column, the end of the top column away from the card shell is provided with a top plate, the two ends of the second spring are respectively fixed to the inner wall of the card shell and the top plate, the top of each top plate is fixed to the bottom plate, the bottom of the I-shaped plate frame is fixed to the bottom plate, and the arc plate A pull plate is provided at the upper end, and a plurality of matching components for matching the shock-absorbing components when the transformer is running are provided at the top of the arc plate; each matching component includes: a pull block and a first spring; wherein, a plurality of double-row circular holes are provided at the top of the arc plate, and the pull block is composed of two symmetrical cylinders and a long sheet, and the two symmetrical cylinders of each pull block are correspondingly plugged into the double-row circular holes of the arc plate, and the symmetrical cylinders of each pull block are fixed to the pull plate through the arc plate, and a first spring is sleeved on the symmetrical cylinders of each pull block, and the two ends of the first spring are respectively fixed to the pull plate and the arc plate, and the bottom end of the pull plate is fixedly connected to the I-shaped plate frame, and the back of the I-shaped plate frame is provided with a buffer component for buffering the transformer; the buffer component includes: a plurality of rubber strips and a shock-absorbing plate;Each rubber strip is S-shaped, and both ends of each rubber strip are fixedly connected to the shock absorbing plate and the arc plate, respectively, and the back of the I-shaped plate frame is fixed on the shock absorbing plate. ;

[0005] Preferably, through the coordinated use of the rotating assembly, the shock absorbing assembly, the matching assembly and the buffer assembly, when the box-type substation is in operation, the starting motor drives the gear column to rotate, and because the linkage gear is meshed with the gear column, the gear column drives the linkage gear to rotate when rotating, and the rotation of the linkage gear drives the rotating ring to rotate, and then the rotating gear on the rotating ring rotates along the inner teeth of the gear ring, and because the positioning column is fixed to the arc plate, the rotation of the rotating gear drives the I-shaped plate frame on the arc plate and the transformer to move inside the box to dissipate heat and cool down. When the box-type substation vibrates during operation, the top plate at the lower end of the bottom plate drives the top column toward The card shell moves inside, and then the second spring enters a compressed state, and then the I-beam frame pulls the pull plate to move downward, and then the pull block moves in the direction of the arc plate. The first spring enters a compressed state, and then when the pull block moves downward to a certain state, the first spring rebounds and resets to drive the I-beam frame to reset toward the upper end, and the second spring immediately rebounds and resets to drive the top plate to move toward the original position, and then the rebound reset of the second spring and the first spring will reduce the vibration generated by the operation of the transformer, and the rubber strip on the shock-absorbing plate will be compressed under the action of vibration, and the rubber strip will quickly rebound and reset after compression, thereby reducing the sound generated by the vibration.

[0006] As a preferred technical solution of the present invention, windows for placing louvers are provided on both sides of the box body, and ventilation components are provided in the windows on both sides of the box body; each ventilation component includes: two baffles, a connecting strip, a plurality of movable blocks, a plurality of linkage columns, a plurality of louver columns and a plurality of louvers; wherein the two baffles are respectively fixed to the upper and lower ends of the corresponding windows of the box body, each baffle is provided with a plurality of openings, and the openings on the two baffles correspond to each other, a louver column is fixed to the upper and lower ends of each louver, and each louver column is movably connected to the openings corresponding to the two baffles, each louver is movably connected to a linkage column, and each linkage column is movably connected to A movable block, each movable block is fixed to a connecting bar, and the two connecting bars are respectively fixed to two linkage components for linkage; each linkage component includes: a limit bar, a fixed block, a fixed column, a linkage piece and a limit plate; wherein the limit bar is I-shaped, and the height of the limit bar corresponds to the height of the arc plate, an opening is provided on the fixed block, the opening of the fixed block is fixed to the limit bar, a fixed column is fixed on the fixed block, the linkage piece is movably connected to the fixed column, the end of the linkage piece away from the fixed column is movably connected to the limit plate, the limit plate is movably connected to the connecting bar, and when the fixed block moves to the farthest distance, the louver blade just moves and closes under the drive of the movable block.

[0007] Preferably, through the coordinated use of the ventilation component and the linkage component, when the arc plate moves, the fixed block moves, and then the linkage plate on the fixed block pulls the connecting strip to the farthest end through the limiting plate, and then the movable block pulls the louver to rotate and close, and when the limiting plate pulls the connecting strip to reset to the nearest end, the louver resets to the open state.

[0008] Compared with the prior art, the present invention can achieve the following beneficial effects:

[0009] Through the coordinated use of the rotating assembly, the shock absorbing assembly, the matching assembly and the buffer assembly, when the box-type substation generates vibration sound during operation, the sound generated by vibration and collision can be reduced, and the heat dissipation can be enhanced.

[0010] By using the ventilation components and linkage components in coordination, the speed of heat dissipation can be enhanced, and the heat inside the box can be dissipated more quickly.

[0011] Through the coordinated use of rotating components, shock-absorbing components, matching components, buffer components, ventilation components and linkage components, it is possible to enhance heat dissipation while reducing the vibration and noise generated during the operation of the box-type substation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the present invention;

[0013] Figure 2 For the present invention Figure 1 Schematic diagram of the cross-section structure of the middle box;

[0014] Figure 3 For the present invention Figure 2 Schematic diagram of the structure of the middle fixed plate;

[0015] Figure 4 For the present invention Figure 3 Schematic diagram of the middle gear column structure;

[0016] Figure 5 For the present invention Figure 4 Schematic diagram of the structure of the first transmission shaft;

[0017] Figure 6 For the present invention Figure 5 Schematic diagram of the intermediate linkage shaft structure;

[0018] Figure 7 For the present invention Figure 3 Schematic diagram of the midsole structure;

[0019] Figure 8 For the present invention Figure 7 Schematic diagram of the middle pull block structure;

[0020] Fig. 9 For the present invention Figure 8 Schematic diagram of the structure of the middle top sheet;

[0021] Fig.10 For the present invention Fig. 9 Schematic diagram of the middle card shell structure;

[0022] Fig.11 For the present invention Figure 2 Schematic diagram of the structure of the middle louver blade;

[0023] Fig.12 For the present invention Fig.11 Schematic diagram of the central linkage column structure.

[0024] Among them: 1. Box body; 2. Box door; 3. I-shaped plate frame; 4. Transformer; 5. Baffle; 6. Bottom plate; 7. Arc plate; 8. Casing; 9. Fixed plate; 10. Motor; 11. First transmission shaft; 12. Gear column; 13. Gear ring; 14. Linkage gear; 15. Linkage shaft; 16. Rotating ring; 17. Rotating gear; 18. Rotating block; 19. Positioning column; 20. Rubber strip; 21. Shock-absorbing plate; 22. Pull block; 23. First spring; 24. Pull plate; 25. Jam; 26. Top plate; 27. Second spring; 28. Top column; 29. ​​Limiting strip; 30. Fixed block; 31. Fixed column; 32. Linkage plate; 33. Limiting plate; 34. Connecting strip; 35. Movable block; 36. Linkage column; 37. Shutter column; 38. Shutter blades; 39. Auxiliary power supply. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work all belong to the protection scope of the present invention. The experimental methods in the following embodiments, unless otherwise specified, are conventional methods, and the materials, reagents, etc. used in the following embodiments, unless otherwise specified, can all be obtained from commercial channels.

[0026] Embodiment: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 and Fig.10As shown, a noise reduction box-type substation with an auxiliary power supply comprises a box body 1, a box door 2 is arranged on the box body 1, a casing 8 is fixed to the bottom end of the inner wall of the box body 1, a fixing plate 9 is fixed to the inside of the box body 1, the casing 8 is fixed to the bottom of the fixing plate 9, an I-shaped plate frame 3 is arranged inside the box body 1, a transformer 4 and an auxiliary power supply 39 are fixed to the I-shaped plate frame 3, and a rotating assembly for rotating the transformer 4 for heat dissipation is arranged inside the box body 1; the rotating assembly comprises: a bottom plate 6, an arc plate 7, a motor 10, a first transmission shaft 11, a gear column 12, two gear rings 13, two linkage gears 14, two linkage shafts 15, two rotating rings 16, two rotating gears 17, and two rotating blocks 1 8 and two positioning columns 19; wherein the motor 10 is fixed inside the casing 8, one end of the first transmission shaft 11 is fixed to the output shaft of the motor 10, the gear column 12 is composed of a common gear and a block, an opening is provided on the gear column 12, the first transmission shaft 11 is fixed in the opening of the gear column 12, an opening is provided on the fixing plate 9, the block of the gear column 12 is fixed to the opening of the fixing plate 9, two bearings are provided on both sides of the opening of the fixing plate 9, two linkage shafts 15 are respectively fixed to the two bearing inner rings on the fixing plate 9, each linkage shaft 15 is fixedly connected to a linkage gear 14 and a gear ring 13, and the two linkage gears 14 are meshed with the gear column 12, and the top of each linkage shaft 15 is fixed A rotating ring 16 is connected, the rotating ring 16 is composed of a circular ring and a long block, and a cylinder is provided at one end of the long block of the rotating ring 16 away from the circular ring, a rotating gear 17 is fixed on the cylinder of each rotating ring 16, and each rotating gear 17 is meshed with the corresponding gear ring 13, and a rotating block 18 is movably connected to the top of the cylinder of each rotating ring 16, and a positioning column 19 is provided on each rotating block 18, and the two positioning columns 19 are fixedly connected to an arc plate 7, and a bottom plate 6 is provided on the arc plate 7, and a plurality of shock absorbing components for shock absorbing when the transformer 4 generates vibration during operation are provided at the bottom of the arc plate 7; each shock absorbing component includes: a card shell 25, a top plate 26, a second spring 27 and a top column 2 8; wherein the arc plate 7 is C-shaped, a plurality of openings are provided at the bottom of the arc plate 7, each card shell 25 is fixed on the corresponding opening at the bottom of the arc plate 7, a second spring 27 is provided inside the card shell 25, the second spring 27 is sleeved on the top column 28, a top plate 26 is provided at one end of the top column 28 away from the card shell 25, the two ends of the second spring 27 are respectively fixed to the inner wall of the card shell 25 and the top plate 26, the top of each top plate 26 is fixed to the bottom plate 6, the bottom of the I-shaped plate frame 3 is fixed to the bottom plate 6, a pull plate 24 is provided at the upper end of the arc plate 7, and a plurality of matching components for matching the shock absorbing component when the transformer 4 is running are provided at the top of the arc plate 7; each matching component includes: a pull block 22 and a first spring 23;Among them, the top of the arc plate 7 is provided with a plurality of double-row circular holes, the pull block 22 is composed of two symmetrical cylinders and a long sheet, the two symmetrical cylinders of each pull block 22 are correspondingly plugged into the double-row circular holes of the arc plate 7, and the symmetrical cylinders of each pull block 22 are fixed to the pull plate 24 through the arc plate 7, and a first spring 23 is sleeved on the symmetrical cylinder of each pull block 22, and the two ends of the first spring 23 are respectively fixed to the pull plate 24 and the arc plate 7, the bottom end of the pull plate 24 is fixedly connected to the I-shaped plate frame 3, and the back of the I-shaped plate frame 3 is provided with a buffer component for buffering the transformer 4; the buffer component includes: a plurality of rubber strips 20 and a shock absorbing plate 21; wherein, each rubber strip 20 is S-shaped, and the two ends of each rubber strip 20 are respectively fixedly connected to the shock absorbing plate 21 and the arc plate 7, and the back of the I-shaped plate frame 3 is fixed to the shock absorbing plate 21. ;

[0027] like Figure 1 , Figure 2 , Figure 3 , Figure 7 , Fig.11 and Fig.12 As shown, a noise reduction box-type substation with an auxiliary power supply is provided with windows for placing louvers 38 on both sides of the box body 1, and ventilation components are provided in the windows on both sides of the box body 1; each ventilation component includes: two baffles 5, a connecting strip 34, a plurality of movable blocks 35, a plurality of linkage columns 36, a plurality of louver columns 37 and a plurality of louvers 38; wherein the two baffles 5 are respectively fixed to the upper and lower ends of the corresponding windows of the box body 1, each baffle 5 is provided with a plurality of openings, and the openings on the two baffles 5 correspond to each other, a louver column 37 is fixed to the upper and lower ends of each louver 38, and each louver column 37 is movably connected to the openings corresponding to the two baffles 5, each louver 38 is movably connected to a linkage column 36, and each linkage column 36 is movably connected to a movable block 35, Each movable block 35 is fixed to a connecting strip 34, and the two connecting strips 34 are respectively fixed to two linkage components for linkage; each linkage component includes: a limit strip 29, a fixed block 30, a fixed column 31, a linkage piece 32 and a limit piece 33; wherein, the limit strip 29 is I-shaped, and the height of the limit strip 29 corresponds to the height of the arc plate 7, an opening is provided on the fixed block 30, the opening of the fixed block 30 is fixed to the limit strip 29, a fixed column 31 is fixed on the fixed block 30, the linkage piece 32 is movably connected to the fixed column 31, the end of the linkage piece 32 away from the fixed column 31 is movably connected to the limit piece 33, the limit piece 33 is movably connected to the connecting strip 34, and when the fixed block 30 moves to the farthest distance, the louver 38 just moves and closes under the drive of the movable block 35.

[0028] Working principle:

[0029] When the box-type substation is running, the starting motor 10 drives the gear column 12 to rotate. Because the linkage gear 14 is meshed with the gear column 12, the gear column 12 drives the linkage gear 14 to rotate when it rotates. The rotation of the linkage gear 14 drives the rotating ring 16 to rotate, and then the rotating gear 17 on the rotating ring 16 rotates along the inner teeth of the gear ring 13. Because the positioning column 19 is fixed to the arc plate 7, the rotation of the rotating gear 17 drives the I-shaped plate frame 3 and the transformer 4 on the arc plate 7 to move inside the box body 1 to dissipate heat and cool down. When the box-type substation vibrates during operation, the top plate 26 at the lower end of the bottom plate 6 drives the top column 28 to move toward the inside of the card shell 25, and then the second spring 27 enters a compressed state, and then the I-shaped plate frame 3 pulls the pull plate 24 to move downward, and then the pull block 22 moves toward the direction of the arc plate 7. The first spring 23 enters a compressed state. State, and then when the pulling block 22 moves downward to a certain state, the first spring 23 rebounds and resets to drive the I-shaped plate frame 3 to reset toward the upper end, and the second spring 27 immediately rebounds and resets to drive the top plate 26 to move toward the original position, and then the second spring 27 and the first spring 23 rebound and reset to reduce the vibration generated by the operation of the transformer 4, and the rubber strip 20 on the shock-absorbing plate 21 will be compressed under the action of vibration, and the rubber strip 20 will quickly rebound and reset after compression, reducing the sound generated by the vibration, when the arc plate 7 moves, the fixed block 30 moves, and then the linkage piece 32 on the fixed block 30 pulls the connecting strip 34 to the farthest end through the limiting piece 33, and then the movable block 35 pulls the louver 38 to rotate and close, and when the limiting piece 33 pulls the connecting strip 34 to reset to the nearest end, the louver 38 resets to the open state.

[0030] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A noise reduction box-type substation with an auxiliary power supply, comprising a box body (1), the box body (1) is provided with a box door (2), a casing (8) is fixed to the bottom end of the inner wall of the box body (1), a fixing plate (9) is fixed inside the box body (1), the casing (8) is fixed to the bottom of the fixing plate (9), an I-shaped plate frame (3) is provided inside the box body (1), a transformer (4) and an auxiliary power supply (39) are fixed on the I-shaped plate frame (3), characterized in that: A rotating assembly for rotating the transformer (4) to dissipate heat is provided inside the box (1); The rotating assembly comprises: a bottom plate (6), an arc plate (7), a motor (10), a first transmission shaft (11), a gear column (12), two gear rings (13), two linkage gears (14), two linkage shafts (15), two rotating rings (16), two rotating gears (17), two rotating blocks (18) and two positioning columns (19); The motor (10) is fixed inside the housing (8), one end of the first transmission shaft (11) is fixed to the output shaft of the motor (10), the gear column (12) is composed of a common gear and a block, the gear column (12) is provided with an opening, the first transmission shaft (11) is fixed in the opening of the gear column (12), the fixing plate (9) is provided with an opening, the block of the gear column (12) is fixed to the opening of the fixing plate (9), two bearings are provided on both sides of the opening of the fixing plate (9), two linkage shafts (15) are respectively fixed to the two inner rings of the bearings on the fixing plate (9), each linkage shaft (15) is fixedly connected to a linkage gear (14) and a gear ring (13), and the two linkage gears (14) The top of each linkage shaft (15) is fixedly connected to a rotating ring (16), the rotating ring (16) is composed of a circular ring and a long block, and a cylindrical column is provided at one end of the long block of the rotating ring (16) away from the circular ring. A rotating gear (17) is fixed on the cylindrical column of each rotating ring (16), and each rotating gear (17) is meshed with a corresponding gear ring (13). The top of the cylindrical column of each rotating ring (16) is movably connected to a rotating block (18), and each rotating block (18) is provided with a positioning column (19). The two positioning columns (19) are fixedly connected to an arc plate (7), and a bottom plate (6) is provided on the arc plate (7). The bottom of the I-shaped plate frame (3) is fixed on the bottom plate (6).

2. A noise reduction box-type substation with auxiliary power supply according to claim 1, characterized in that: The bottom of the arc plate (7) is provided with a plurality of shock absorbing components for absorbing vibrations generated during operation of the transformer (4); Each shock absorbing assembly comprises: a card shell (25), a top plate (26), a second spring (27) and a top column (28); The arc plate (7) is C-shaped, a plurality of openings are provided at the bottom of the arc plate (7), each card shell (25) is fixed on the corresponding opening at the bottom of the arc plate (7), a second spring (27) is provided inside the card shell (25), the second spring (27) is sleeved on the top column (28), a top plate (26) is provided at one end of the top column (28) away from the card shell (25), two ends of the second spring (27) are respectively fixed to the inner wall of the card shell (25) and the top plate (26), and the top of each top plate (26) is fixed to the bottom plate (6).

3. A noise reduction box-type substation with auxiliary power supply according to claim 1, characterized in that: A pull plate (24) is provided at the upper end of the arc plate (7), and a plurality of matching components for matching the shock absorbing components when the transformer (4) is in operation are provided at the top of the arc plate (7); Each mating component comprises: a pull block (22) and a first spring (23); The top of the arc plate (7) is provided with a plurality of double-row circular holes, the pull block (22) is composed of two symmetrical cylinders and a long plate, the two symmetrical cylinders of each pull block (22) are correspondingly inserted into the double-row circular holes of the arc plate (7), and the symmetrical cylinders of each pull block (22) pass through the arc plate (7) and are fixed to the pull plate (24), a first spring (23) is sleeved on the symmetrical cylinder of each pull block (22), and the two ends of the first spring (23) are respectively fixed to the pull plate (24) and the arc plate (7), and the bottom end of the pull plate (24) is fixedly connected to the I-shaped plate frame (3).

4. A noise reduction box-type substation with auxiliary power supply according to claim 1, characterized in that: A buffer component for buffering the transformer (4) is provided on the back of the I-shaped plate frame (3); The buffer assembly comprises: a plurality of rubber strips (20) and a shock absorbing plate (21); Each rubber strip (20) is S-shaped, and both ends of each rubber strip (20) are respectively fixedly connected to the shock absorbing plate (21) and the arc plate (7), and the back of the I-shaped plate frame (3) is fixed on the shock absorbing plate (21).

5. A noise reduction box-type substation with auxiliary power supply according to claim 1, characterized in that: Windows for placing louvers (38) are provided on both sides of the box body (1), and ventilation components are provided in the windows on both sides of the box body (1); Each ventilation assembly comprises: two baffles (5), a connecting strip (34), a plurality of movable blocks (35), a plurality of linkage columns (36), a plurality of louver columns (37) and a plurality of louver blades (38); The two baffles (5) are respectively fixed to the upper and lower ends of the corresponding window openings of the box body (1); each baffle (5) is provided with a plurality of openings, and the openings on the two baffles (5) correspond to each other; a louver column (37) is fixed to the upper and lower ends of each louver blade (38); each louver column (37) is movably connected to the openings corresponding to the two baffles (5); each louver blade (38) is movably connected to a linkage column (36); each linkage column (36) is movably connected to a movable block (35); and each movable block (35) is fixed to the connecting strip (34).

6. A noise reduction box-type substation with auxiliary power supply according to claim 5, characterized in that: The two connecting strips (34) are respectively fixed to two linkage components for linkage; Each linkage assembly comprises: a limiting strip (29), a fixing block (30), a fixing column (31), a linkage piece (32) and a limiting piece (33); The limiting strip (29) is I-shaped, and the height of the limiting strip (29) corresponds to the height of the arc plate (7). An opening is provided on the fixed block (30), and the opening of the fixed block (30) is fixed to the limiting strip (29). A fixing column (31) is fixed on the fixed block (30), and a linkage piece (32) is movably connected to the fixing column (31). An end of the linkage piece (32) away from the fixing column (31) is movably connected to the limiting strip (33), and the limiting strip (33) is movably connected to the connecting strip (34). When the fixed block (30) moves to the farthest distance, the shutter blade (38) is just moved and closed under the drive of the movable block (35).

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