1000kV transformer oil tank convenient to transport

Abstract

The utility model discloses a 1000kV transformer oil tank convenient to transport, which relates to the technical field of transformers and comprises a transformer oil tank, an oil tank cover is fixedly mounted above the transformer oil tank, and a U-shaped frame structure is arranged in the transformer oil tank. The U-shaped frame structure comprises supporting long transverse bars, supporting long vertical bars, supporting short vertical bars, jacking short bars and jacking long bars, the number of the supporting long transverse bars and the number of the supporting long vertical bars are both four, the four supporting long transverse bars are evenly distributed on the inner wall of the side face of the transformer oil tank, and the four supporting long vertical bars and the four supporting long transverse bars form a net structure. Nine effective supporting points are formed on the surface of the transformer oil tank, so that balance and effectiveness of transmission force are guaranteed, and shaking of the transformer oil tank is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a 1000kV transformer oil tank which is easy to transport. Background Art

[0002] When the 1000kV transformer oil tank is disassembled, turned over and transported, one side of the oil tank shielding plate and the insulating parts will inevitably be suspended in the air at the top. Due to the action of external force, the oil tank transformer will vibrate, and the vibration may cause the connection strength between the shielding plate and the insulating parts at the oil tank wall to decrease, which may cause the insulating parts to fall off and be damaged.

[0003] Therefore, it is necessary to propose a 1000kV transformer oil tank that is easy to transport to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a 1000kV transformer oil tank which is easy to transport, so as to solve the problem that when the 1000kV transformer oil tank is disassembled, folded and transported, one side of the oil tank shielding plate and the insulating part must be suspended in the air at the top, and the oil tank transformer will vibrate due to external force. The vibration may cause the connection strength between the shielding plate and the insulating part at the oil tank wall to decrease, which may further cause the insulating part to fall off and be damaged.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a 1000kV transformer oil tank that is easy to transport, comprising a transformer oil tank, a tank cover is fixedly installed on the top of the transformer oil tank, a concave frame structure is arranged in the transformer oil tank, the concave frame structure comprises a supporting long horizontal bar, a supporting long vertical bar, a supporting short vertical bar, a top pressing short bar and a top pressing long bar, four supporting long horizontal bars and four supporting long vertical bars are arranged, and the four supporting long horizontal bars are evenly distributed on the side inner wall of the transformer oil tank, and the four supporting long vertical bars and the four supporting long horizontal bars form a A mesh structure, wherein the short supporting vertical bar is movably fitted on the side inner wall of the transformer oil tank, the short supporting vertical bar is fixedly installed on the long supporting horizontal bar, wherein the bottoms of the two long supporting vertical bars are fixedly installed with positioning nails and fastening nuts, the top pressing short bar is fixedly installed on the positioning nails and fastening nuts through the bottom positioning nails of the box, the top pressing short bar is movably fitted on the bottom inner wall of the transformer oil tank, the top pressing long bar is movably fitted on the bottom surface of the oil tank cover, and one end of the top pressing long bar is fixedly connected to the corresponding long supporting vertical bar, and an oil tank shielding plate is arranged between the long supporting horizontal bar and the inner wall of the transformer oil tank.

[0006] Preferably, a first cover plate is fixedly installed on the upper surface of the fuel tank cover, four first cover plates are provided, and the four first cover plates are evenly distributed on the fuel tank cover, a first flange is fixedly installed on the first cover plate, a first fixing plate is fixedly installed on the bottom of the first cover plate, one end of the first fixing plate passes through the fuel tank cover, and the first fixing plate passes through one end of the fuel tank cover and is fixedly connected to the top pressure long bar.

[0007] Preferably, a second cover plate is fixedly mounted on the side outer wall of the transformer oil tank, three second cover plates are provided, and the three second cover plates are evenly distributed on the transformer oil tank, a second flange is fixedly sleeved on the outer wall of the second cover plate, a second fixing plate is fixedly mounted on the bottom of the second cover plate, one end of the second fixing plate passes through the transformer oil tank, and the second fixing plate passes through one end of the transformer oil tank and is fixedly connected to the supporting short vertical bar.

[0008] Preferably, an insulator is fixedly mounted on the first flange, a baffle is provided at the upper end of the insulator, a threaded rod is connected to the baffle via threaded fitting, a pressure block is rotatably connected to the lower end of the threaded rod, and the pressure block is movably fitted on the upper surface of the umbrella skirt of the insulator.

[0009] Preferably, a circular rotating plate is integrally provided at one end of the threaded rod close to the pressing block, a circular rotating groove is provided on the upper surface of the pressing block, and the circular rotating plate is rotatably disposed in the circular rotating groove.

[0010] Preferably, at least two pressing blocks are provided.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model forms 9 effective support points on the surface of the transformer oil tank, thereby ensuring balanced and effective transmission of force and avoiding shaking of the transformer oil tank;

[0013] The utility model uses a threaded rod to fit the pressing block onto the surface of the insulator to fix it, thereby supporting and fixing the insulator, and avoiding the insulator from falling off and being damaged due to vibration during transportation;

[0014] The utility model enables the 1000kV transformer oil tank to be disassembled, tumbled and transported by installing the first fixing plate and the second fixing plate, is easy to operate and improves the operation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a side view of the 1000kV transformer oil tank structure which is easy to transport.

[0016] Figure 2 This is a top view of the 1000kV transformer oil tank structure that is easy to transport according to the utility model.

[0017] Figure 3 For this utility model Figure 1 A magnified view of the structure in the middle.

[0018] Figure 4 It is a schematic diagram of the structure of the second cover plate and the second fixing plate of the utility model.

[0019] Figure 5 It is a schematic diagram of the structure of the first cover plate and the first fixing plate of the utility model.

[0020] Figure 6 It is a schematic diagram of the structure of the box bottom positioning nails, positioning nail fastening nuts, top pressure short plates and long screws with fasteners of the utility model.

[0021] In the figure: 1, oil tank cover; 2, first flange; 3, long vertical support bar; 4, second cover plate; 5, transformer oil tank; 6, short vertical support bar; 7, long top pressure bar; 8, bottom positioning nail; 9, positioning nail fastening nut; 10, short top pressure bar; 11, long screw with fastener; 12, oil tank shielding plate; 13, first cover plate; 14, second flange; 15, long horizontal support bar; 16, pressure block; 17, insulator; 18, baffle; 19, threaded rod; 20, first fixed plate; 21, second fixed plate; 22, circular rotating plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides Figure 1-Figure 6 A 1000kV transformer oil tank that is easy to transport is shown, including a transformer oil tank 5, which is used to protect the internal iron core and windings and to store and protect transformer oil. An oil tank cover 1 is fixedly installed above the transformer oil tank 5, and the oil tank cover 1 is used to close the oil tank and support the internal structure of the transformer.

[0024] A first cover plate 13 is fixedly installed on the upper surface of the fuel tank cover 1. The first cover plate 13 is used to close the fuel tank. Four first cover plates 13 are provided and the four first cover plates 13 are evenly distributed on the fuel tank cover 1. A first flange 2 is fixedly installed on the first cover plate 13. The first flange 2 serves as a support point for applying external force. A first fixing plate 20 is fixedly installed on the bottom of the first cover plate 13. One end of the first fixing plate 20 passes through the fuel tank cover 1, and the first fixing plate 20 passes through one end of the fuel tank cover 1 and is fixedly connected to the top pressure long bar 7.

[0025] Furthermore, a second cover plate 4 is fixedly installed on the side outer wall of the transformer oil tank 5. The second cover plate 4 is used to close the oil tank. Three second cover plates 4 are provided, and the three second cover plates 4 are evenly distributed on the transformer oil tank 5. A second flange 14 is fixedly sleeved on the outer wall of the second cover plate 4. The second flange 14 serves as a support point for applying external force. A second fixing plate 21 is fixedly installed on the bottom of the second cover plate 4. One end of the second fixing plate 21 passes through the transformer oil tank 5, and the second fixing plate 21 passes through one end of the transformer oil tank 5 and is fixedly connected to the supporting short vertical bar 6.

[0026] An insulator 17 is fixedly mounted on the first flange 2. It should be noted that the insulator 17 is a common insulating device in the prior art and will not be described in detail herein.

[0027] Taking into account that the metal parts inside the 1000kV transformer oil tank 5 are prone to shaking during transportation, thereby causing damage to the metal parts, a concave-shaped frame structure is provided in the transformer oil tank 5, and the concave-shaped frame structure includes a supporting long horizontal bar 15, a supporting long vertical bar 3, a supporting short vertical bar 6, a top pressing short bar 10 and a top pressing long bar 7.

[0028] There are four supporting long horizontal bars 15 and four supporting long vertical bars 3, and the four supporting long horizontal bars 15 are evenly distributed on the side inner wall of the transformer oil tank 5. The four supporting long vertical bars 3 and the four supporting long horizontal bars 15 form a mesh structure. The supporting short vertical bars 6 are movably fitted on the side inner wall of the transformer oil tank 5. The supporting short vertical bars 6 are fixedly installed on the supporting long horizontal bars 15, and the supporting short vertical bars 6 are respectively distributed between adjacent supporting long vertical bars 3.

[0029] The bottoms of the two supporting long vertical bars 3 are fixedly installed with positioning nail fastening nuts 9, and the top pressure short bar 10 is fixedly installed on the positioning nail fastening nuts 9 through the box bottom positioning nails 8. The top pressure short bar 10 is movably fitted to the inner wall of the bottom surface of the transformer oil tank 5, and the top pressure long bar 7 is movably fitted to the bottom surface of the oil tank cover 1, and one end of the top pressure long bar 7 is fixedly connected to the corresponding supporting long vertical bar 3.

[0030] An oil tank shielding plate 12 is arranged between the supporting long horizontal bar 15 and the inner wall of the transformer oil tank 5. The oil tank shielding plate 12 is used in the prior art to shield and prevent oxidation of transformer oil.

[0031] Furthermore, a long screw rod 11 with a fastener is provided on the top pressing short bar 10 , and the two top pressing short bars 10 are threadedly connected by the long screw rod 11 with the fastener.

[0032] During specific operation, the first fixing plate 20 is fixedly connected to the top pressure long bar 7, and the second fixing plate 21 is fixedly connected to the supporting short vertical bar 6, so that the four supporting long vertical bars 3 and the three supporting short vertical bars 6 press the four supporting long horizontal bars 15, thereby supporting and fixing the metal parts inside the transformer oil tank 5 and avoiding the shaking of the metal parts.

[0033] By installing the first fixing plate 20 and the second fixing plate 21 , the 1000 kV transformer oil tank 5 can be quickly disassembled, tumbled and transported, which is easy to operate and improves the working efficiency.

[0034] Then, the top pressure short bar 10 is fixed by the bottom positioning nail 8 and the positioning nail fastening nut 9, and the two top pressure short bars 10 are locked and fixed by the long screw 11 with the fastener, so that 9 effective supporting points are formed on the surface of the transformer oil tank 5, thereby ensuring the balance and effectiveness of the transmission force and avoiding the shaking of the transformer oil tank 5.

[0035] Taking into account that when the 1000kV transformer oil tank 5 is disassembled, overturned and transported, the oil tank transformer will vibrate due to external force, and the vibration may cause the connection strength between the shielding plate and the insulating part at the oil tank wall to decrease, which may cause the insulating part to fall off and be damaged. Therefore, a baffle 18 is provided at the upper end of the insulator 17, and a threaded rod 19 is connected to the baffle 18 through a threaded fit, and a pressure block 16 is rotatably connected to the lower end of the threaded rod 19, and the pressure block 16 is used to press the insulator 17 to prevent the insulator 17 from shaking. At least two pressure blocks 16 are provided, and the pressure blocks 16 are movably fitted on the upper surface of the umbrella skirt of the insulator 17.

[0036] Furthermore, a circular rotating plate 22 is integrally provided at one end of the threaded rod 19 close to the pressing block 16 , and a circular rotating groove is provided on the upper surface of the pressing block 16 , in which the circular rotating plate 22 is rotatably disposed.

[0037] During specific operation, the baffle 18 is installed on the top of the insulating part, and the pressing block 16 is attached to the surface of the insulator 17 by the threaded rod 19 to fix it, so as to support and fix the insulator 17, avoiding the insulator 17 from falling off and being damaged due to vibration during transportation.

Claims

1. A 1000 kV transformer oil tank that is easy to transport, comprising a transformer oil tank (5), wherein an oil tank cover (1) is fixedly installed above the transformer oil tank (5), characterized in that: The transformer oil tank (5) is provided with a concave-shaped frame structure, the concave-shaped frame structure comprising a supporting long horizontal bar (15), a supporting long vertical bar (3), a supporting short vertical bar (6), a top pressing short bar (10) and a top pressing long bar (7), the supporting long horizontal bar (15) and the supporting long vertical bar (3) are each provided with four, and the four supporting long horizontal bars (15) are evenly distributed on the side inner wall of the transformer oil tank (5), the four supporting long vertical bars (3) and the four supporting long horizontal bars (15) form a mesh structure, the supporting short vertical bars (6) are movably fitted on the side inner wall of the transformer oil tank (5), and the supporting short vertical bars (6) are provided with a plurality of supporting long horizontal bars (15). ) is fixedly mounted on a supporting long horizontal bar (15), wherein the bottoms of the two supporting long vertical bars (3) are fixedly mounted with positioning nail fastening nuts (9), the top pressure short bar (10) is fixedly mounted on the positioning nail fastening nuts (9) through the bottom positioning nails (8), the top pressure short bar (10) is movably fitted on the inner wall of the bottom surface of the transformer oil tank (5), the top pressure long bar (7) is movably fitted on the bottom surface of the oil tank cover (1), and one end of the top pressure long bar (7) is fixedly connected to the corresponding supporting long vertical bar (3), and an oil tank shielding plate (12) is arranged between the supporting long horizontal bar (15) and the inner wall of the transformer oil tank (5).

2. A 1000kV transformer oil tank that is easy to transport according to claim 1, characterized in that: A first cover plate (13) is fixedly mounted on the upper surface of the fuel tank cover (1), four first cover plates (13) are provided, and the four first cover plates (13) are evenly distributed on the fuel tank cover (1), a first flange (2) is fixedly mounted on the first cover plate (13), a first fixing plate (20) is fixedly mounted on the bottom of the first cover plate (13), one end of the first fixing plate (20) passes through the fuel tank cover (1), and the first fixing plate (20) passes through one end of the fuel tank cover (1) and is fixedly connected to the top pressure long bar (7).

3. The 1000kV transformer oil tank that is easy to transport according to claim 1 is characterized in that: A second cover plate (4) is fixedly mounted on the side outer wall of the transformer oil tank (5), three second cover plates (4) are provided, and the three second cover plates (4) are evenly distributed on the transformer oil tank (5), a second flange (14) is fixedly sleeved on the outer wall of the second cover plate (4), a second fixing plate (21) is fixedly mounted on the bottom of the second cover plate (4), one end of the second fixing plate (21) passes through the transformer oil tank (5), and the second fixing plate (21) passes through one end of the transformer oil tank (5) and is fixedly connected to the supporting short vertical bar (6).

4. The 1000kV transformer oil tank that is easy to transport according to claim 1 is characterized in that: The short supporting vertical bars (6) are respectively distributed between adjacent long supporting vertical bars (3).

5. The 1000kV transformer oil tank that is easy to transport according to claim 1 is characterized in that: The top pressing short bar (10) is provided with a long screw rod (11) with a fastener, and the two top pressing short bars (10) are threadedly connected via the long screw rod (11) with the fastener.

6. The 1000kV transformer oil tank that is easy to transport according to claim 2 is characterized in that: An insulator (17) is fixedly mounted on the first flange (2); a baffle (18) is arranged at the upper end of the insulator (17); a threaded rod (19) is connected to the baffle (18) by threaded engagement; a pressure block (16) is rotatably connected to the lower end of the threaded rod (19); the pressure block (16) is movably fitted to the upper surface of the shed of the insulator (17).

7. The 1000kV transformer oil tank that is easy to transport according to claim 6 is characterized by: A circular rotating plate (22) is integrally provided at one end of the threaded rod (19) close to the pressing block (16), a circular rotating groove is provided on the upper surface of the pressing block (16), and the circular rotating plate (22) is rotatably disposed in the circular rotating groove.

8. The 1000kV transformer oil tank that is easy to transport according to claim 7 is characterized in that: At least two pressing blocks (16) are provided.

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