High-voltage power transmission and transformation transformer bushing oil supplementing device

Abstract

The high-voltage power transmission and transformation transformer bushing oil supplementing device comprises an oil tank, one side of the oil tank is fixedly connected with an oil inlet pipe in a communicated mode, a filtering arc-shaped barrel is arranged on the inner side of the oil tank, oil supplementing pipes are arranged at the upper end of the oil tank, and a sliding supporting rod and an electric push rod are arranged between the oil supplementing pipes respectively. And the output end of the oil supplementing pipe is fixedly connected with a locking mounting pipe. According to the structure, the inner wall of the arc-shaped filtering barrel is fixedly connected with the activated carbon barrel, the oil pump structure is arranged at the upper end of the arc-shaped filtering barrel, and the input end of the oil pump structure communicates with the inner side of the activated carbon barrel, so that impurities are not prone to being absorbed to supplement oil together in the oil pumping and supplementing process; the lower end of the electric push rod is fixedly connected with a pressing piece, the lower end of the sliding supporting rod is slidably connected with a rotating ring, and a fixing ring is attached to the lower end of the pressing piece so that the pressing piece can conveniently rotate to different directions for oil supplementing.

Description

Technical Field

[0001] The utility model relates to the technical field of oil replenishment for bushings of high-voltage power transmission and transformation transformers, in particular to an oil replenishment device for bushings of high-voltage power transmission and transformation transformers. Background Art

[0002] The high-voltage power transmission and transformation transformer is connected to other equipment through the bushing. The bushing serves as a current-carrying conductor for introducing or leading out the current on the high, medium and low voltage sides, and insulates the transformer oil tank shell. The transformer oil-paper capacitor bushing is a type of transformer bushing. It needs to be replenished with oil during its use, so it is necessary to set up a high-voltage power transmission and transformation transformer bushing oil replenishing device.

[0003] When the bushing oil filling device of the high-voltage transmission and transformation transformer is used, the oil filling structure in the prior art is generally fixed, so that it can only fill oil in one direction. When it absorbs oil inside the oil storage tank, it is easy to absorb impurities and fill oil together, which affects the oil filling effect. Utility Model Content

[0004] The utility model aims to provide a high-voltage transmission and transformation transformer bushing oil replenishing device, which makes it difficult to absorb impurities and replenish oil together during the oil pumping and replenishing process, and makes it easy to rotate to different directions for oil replenishment.

[0005] In order to achieve the above-mentioned purpose, a high-voltage transmission and transformation transformer bushing oil replenishing device is provided, comprising an oil storage tank, an oil pillow is arranged on one side of the oil storage tank, an oil inlet pipe is fixedly connected to one side of the oil storage tank, a filtering arc cylinder is arranged on the inner side of the oil storage tank, an oil replenishing pipe is arranged on the upper end of the oil storage tank, a sliding support rod and an electric push rod are respectively arranged between the oil replenishing pipes, and a locking mounting pipe is fixedly connected to the output end of the oil replenishing pipe.

[0006] According to the high-voltage power transmission and transformation transformer bushing oil replenishing device, the lower end of the oil storage tank is fixedly connected to a base.

[0007] According to the high-voltage power transmission and transformation transformer bushing oil replenishing device, a bushing is provided at the lower end of the oil pillow.

[0008] According to the high-voltage power transmission and transformation transformer bushing oil replenishing device, a valve plate is slidably connected to the inner side of the oil inlet pipe, and two locking bolts are symmetrically threadedly connected to the valve plate.

[0009] According to the oil replenishing device for the bushing of a high-voltage power transmission and transformation transformer, an activated carbon cylinder is fixedly connected to the inner wall of the filtering arc cylinder.

[0010] According to the described high-voltage transmission and transformation transformer bushing oil replenishing device, an oil pump is provided on one side of the oil replenishing pipe, the output end of the oil pump is communicated with the inner side of the oil replenishing pipe, a bearing is fixedly connected to the outer side of the oil pump, a fixed pipe is fixedly connected to the outer side of the bearing, and the fixed pipe is fixedly connected to the upper end of the oil storage tank.

[0011] According to the described high-voltage power transmission and transformation transformer bushing oil replenishing device, the lower end of the electric push rod is fixedly connected to a clamping piece, the lower end of the clamping piece is provided with a fixing ring in close contact with the support, and the lower end of the fixing ring is fixedly connected to the upper end of the oil storage tank.

[0012] According to the high-voltage power transmission and transformation transformer bushing oil replenishing device, a rotating circle is provided at the lower end of the sliding support rod, a rotating groove is provided inside the rotating circle, and the lower end of the rotating circle is fixedly connected to the upper end of the oil storage tank.

[0013] Beneficial effects:

[0014] 1. A filter arc cylinder is fixedly connected to the top of the inner side of the oil storage tank, an activated carbon cylinder is fixedly connected to the inner wall of the filter arc cylinder, an oil pump structure is arranged on the upper end of the filter arc cylinder, and the input end of the oil pump structure is communicated with the inner side of the activated carbon cylinder, so that it is not easy to absorb impurities and replenish oil during the process of pumping and replenishing oil.

[0015] 2. A fixed pipe is fixedly connected to the upper end of the oil storage tank, a bearing is fixedly connected to the inner side of the fixed pipe, an oil pump is fixedly connected to the inner side of the bearing, an oil replenishing pipe is arranged at the upper end of the oil pump, an electric push rod and a sliding support rod are respectively fixedly connected to the lower end of the oil replenishing pipe, a clamping piece is fixedly connected to the lower end of the electric push rod, a rotating ring is slidably connected to the lower end of the sliding support rod, and a fixed ring is fitted at the lower end of the clamping piece to facilitate rotation to different directions for oil replenishment.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is a three-dimensional diagram of a bushing oil replenishing device for a high-voltage power transmission and transformation transformer proposed by the utility model;

[0019] Figure 2 This is a structural schematic diagram of a filtering arc cylinder inside an oil storage tank of a high-voltage power transmission and transformation transformer bushing oil replenishing device proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of a filtering arc cylinder of a high-voltage power transmission and transformation transformer bushing oil replenishing device proposed by the utility model;

[0021] Figure 4 The utility model proposed Figure 1 Schematic diagram of the structure at A in the middle.

[0022] Legend:

[0023] 1. Oil storage tank; 2. Base; 3. Oil pillow; 4. Casing; 5. Oil inlet pipe; 6. Valve plate; 7. Locking bolt; 8. Filter arc cylinder; 9. Activated carbon cylinder; 10. Oil pump; 11. Bearing; 12. Fixed pipe; 13. Fixed ring; 14. Oil supply pipe; 15. Electric push rod; 16. Pressing piece; 17. Sliding support rod; 18. Locking installation tube; 19. Rotating circle; 20. Rotating groove. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-4 The utility model embodiment is a high-voltage transmission and transformation transformer bushing oil replenishing device, which includes an oil storage tank 1, an oil pillow 3 is arranged on one side of the oil storage tank 1, an oil inlet pipe 5 is fixedly connected to one side of the oil storage tank 1, a filtering arc cylinder 8 is arranged on the inner side of the oil storage tank 1, and an oil replenishing pipe 14 is arranged on the upper end of the oil storage tank 1. The oil replenishing pipe 14 is used for transmitting replenishing oil, and sliding support rods 17 and electric push rods 15 are respectively arranged between the oil replenishing pipes 14. The electric push rod 15 is a prior art structure that provides power through an internal motor, and a locking mounting pipe 18 is fixedly connected to the output end of the oil replenishing pipe 14.

[0026] The lower end of the oil storage tank 1 is fixedly connected with a base 2.

[0027] A sleeve 4 is provided at the lower end of the oil pillow 3.

[0028] A valve plate 6 is slidably connected to the inner side of the oil inlet pipe 5 , and two locking bolts 7 are symmetrically threadedly connected to the valve plate 6 . The locking bolts 7 are used to fix the valve plate 6 .

[0029] An activated carbon cartridge 9 is fixedly connected to the inner wall of the filter arc cartridge 8. The activated carbon cartridge 9 and the filter arc cartridge 8 can prevent the inhalation of impurities from entering the oil replenishment end.

[0030] An oil pump 10 is provided on one side of the oil replenishment pipe 14. The oil pump 10 is a prior art structure used to pump oil for transmission. The output end of the oil pump 10 is communicated with the inner side of the oil replenishment pipe 14. A bearing 11 is fixedly connected to the outer side of the oil pump 10. The bearing 11 allows the inner structure of the oil pump 10 to rotate freely. A fixed pipe 12 is fixedly connected to the outer side of the bearing 11. The fixed pipe 12 is fixedly connected to the upper end of the oil storage tank 1.

[0031] The lower end of the electric push rod 15 is fixedly connected with a clamping piece 16, which is used to support the oil replenishing pipe 14 to prevent it from rotating at will. The lower end of the clamping piece 16 is supported by a fixing ring 13, and the lower end of the fixing ring 13 is fixedly connected to the upper end of the oil storage tank 1.

[0032] A rotating circle 19 is disposed at the lower end of the sliding support rod 17 , a rotating groove 20 is disposed inside the rotating circle 19 , and the lower end of the rotating circle 19 is fixedly connected to the upper end of the oil storage tank 1 .

[0033] Working principle: After the device is installed, a filter arc cylinder 8 is fixedly connected to the top of the inner side of the oil storage tank 1, an activated carbon cylinder 9 is fixedly connected to the inner wall of the filter arc cylinder 8, an oil pump 10 structure is arranged on the upper end of the filter arc cylinder 8, the input end of the oil pump 10 structure is communicated with the inner side of the activated carbon cylinder 9, so that it is not easy to absorb impurities and replenish oil during the process of pumping and replenishing oil, a fixed pipe 12 is fixedly connected to the upper end of the oil storage tank 1, a bearing 11 is fixedly connected to the inner side of the fixed pipe 12, an oil pump 10 is fixedly connected to the inner side of the bearing 11, an oil replenishing pipe 14 is arranged on the upper end of the oil pump 10, an electric push rod 15 and a sliding support rod 17 are respectively fixedly connected to the lower end of the oil replenishing pipe 14, a pressing piece 16 is fixedly connected to the lower end of the electric push rod 15, a rotating circle 19 is slidably connected to the lower end of the sliding support rod 17, and a fixing ring 13 is fitted at the lower end of the pressing piece 16, so that it is easy to rotate to different directions for replenishing oil.

[0034] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A high-voltage power transmission and transformation transformer bushing oil replenishing device, comprising an oil storage tank (1), characterized in that: An oil pillow (3) is arranged on one side of the oil storage tank (1), an oil inlet pipe (5) is fixedly connected to one side of the oil storage tank (1), a filtering arc cylinder (8) is arranged on the inner side of the oil storage tank (1), an oil replenishing pipe (14) is arranged on the upper end of the oil storage tank (1), a sliding support rod (17) and an electric push rod (15) are respectively arranged between the oil replenishing pipes (14), and a locking installation pipe (18) is fixedly connected to the output end of the oil replenishing pipe (14).

2. A high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1, characterized in that: The lower end of the oil storage tank (1) is fixedly connected to a base (2), and the inner side of the oil inlet pipe (5) is slidably connected to a valve plate (6).

3. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: A sleeve (4) is provided at the lower end of the oil pillow (3).

4. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: A valve plate (6) is slidably connected to the inner side of the oil inlet pipe (5), and two locking bolts (7) are symmetrically threadedly connected to the valve plate (6).

5. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: An activated carbon cylinder (9) is fixedly connected to the inner wall of the filtering arc cylinder (8).

6. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: An oil pump (10) is provided on one side of the oil replenishment pipe (14); the output end of the oil pump (10) is in communication with the inner side of the oil replenishment pipe (14); a bearing (11) is fixedly connected to the outer side of the oil pump (10); a fixed pipe (12) is fixedly connected to the outer side of the bearing (11); and the fixed pipe (12) is fixedly connected to the upper end of the oil storage tank (1).

7. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: The lower end of the electric push rod (15) is fixedly connected to a clamping piece (16), the lower end of the clamping piece (16) is provided with a fixing ring (13) in close contact with the support, and the lower end of the fixing ring (13) is fixedly connected to the upper end of the oil storage tank (1).

8. The high-voltage power transmission and transformation transformer bushing oil replenishing device according to claim 1 is characterized in that: A rotating circle (19) is provided at the lower end of the sliding support rod (17), a rotating groove (20) is provided inside the rotating circle (19), and the lower end of the rotating circle (19) is fixedly connected to the upper end of the oil storage tank (1).

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