Box transformer substation oil taking device

Abstract

The utility model belongs to the technical field of box transformers, and discloses a box transformer oil extraction device which comprises a shell, a sliding groove is formed in the shell, a sealing gasket is arranged in the sliding groove in a reciprocating sliding mode, a sliding column is fixedly arranged on the outer side of the sealing gasket, a limiting block is arranged on the outer side of the sliding column in a sleeved mode, and the limiting block is arranged in the sliding groove. A limiting sliding plate is arranged in the limiting block in a reciprocating sliding mode, the other end of the limiting sliding plate is attached to the outer side of the sliding column, a sampling opening is fixedly formed in the outer side of the shell, the sampling opening is sleeved with a blocking cover, a fixing column is fixedly arranged on the outer side of one end of the blocking cover, and a clamping plate is arranged in the fixing column in a sliding mode; a threaded rod is rotationally arranged in the limiting block, a limiting column is fixedly arranged at the other end of the threaded rod, and through the scheme, the problems that quantitative sampling cannot be conducted according to use requirements in the use process, a large amount of time and energy of workers are wasted, and the working efficiency of the workers is reduced are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of box-type transformers, in particular to a box-type transformer oil extraction device. Background Art

[0002] Box-type transformers integrate traditional transformers into a box-type housing. As a complete set of power distribution equipment, box-type transformers are composed of a transformer, high-voltage voltage control equipment, and low-voltage voltage control equipment. The basic principle is to assemble the pressure-starting system, armored wire, substation automatic system, DC point, and corresponding technical equipment in a prescribed sequence, and then install all components in a specific, fully sealed, waterproof, dustproof, and rodent-proof tempered box structure to form a specific transformer. Box-type transformers are characterized by their small size, light weight, low noise, low loss, and high reliability. They are widely used in residential areas, commercial centers, stations, airports, factories, mines, enterprises, hospitals, schools, and other places. They have been widely used in power engineering construction. The transformer contains transformer oil, which has insulation, heat dissipation, and arc extinguishing functions. The oil quality needs to be tested regularly.

[0003] At the same time, the application number is 202221569627.5, which is a device for sealing and extracting oil from a wind farm box transformer, and relates to the technical field of oil extraction for box-type transformers. A device for sealing and extracting oil from a wind farm box transformer, characterized in that it includes a connecting pipe, a valve, a pipe joint, a hose and a sampler, one end of the connecting pipe is connected to the oil outlet of the transformer, the other end of the connecting pipe is connected to one end of the valve through a joint, the other end of the valve is connected to one end of the pipe joint, the other end of the pipe joint is sealed and connected to one end of the hose, the other end of the hose is connected to the inlet of the sampler, and the sampler includes a syringe and a piston, and one end of the piston is sealed and inserted in the syringe. The transformer oil is taken out by the connecting pipe, valve, pipe joint and hose connected in sequence, and the transformer oil is taken out in a closed environment by the sampler composed of the syringe and the piston, so as to avoid foreign matter from entering the oil during the sampling process, and also to avoid the high humidity environment of the wind farm from affecting the water content of the oil sample, etc., thereby greatly improving the accuracy of transformer oil sample detection and analysis.

[0004] However, in the implementation of relevant technologies, the following problems were found: a device for extracting oil from wind farm transformer seals cannot perform quantitative sampling according to usage requirements during use, which wastes a lot of time and energy of the staff and reduces the work efficiency of the staff.

[0005] To this end, we proposed a box-type transformer oil extraction device. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides a box-type oil sampling device, which has the advantages of being able to perform quantitative sampling according to usage requirements during use, saving a lot of time and energy of the staff and improving the work efficiency of the staff.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a box-type oil extraction device, comprising an outer shell, a slide groove is provided inside the outer shell, a sealing gasket is provided inside the slide groove for reciprocating sliding, a sliding column is fixedly provided on the outside of the sealing gasket, a limit block is provided on the outside of the sliding column, a limit slide is provided inside the limit block for reciprocating sliding, and the other end of the limit slide is in contact with the outer side of the sliding column.

[0008] Preferably, a sampling port is fixedly provided on the outer side of the shell, a blocking cover is sleeved on the outer side of the sampling port, a fixing column is fixedly provided on the outer side of one end of the blocking cover, and a clamping plate is slidably provided inside the fixing column.

[0009] Preferably, a threaded rod is rotatably provided inside the limit block, a limit column is fixedly provided at the other end of the threaded rod, and an adjustment knob is fixedly provided at the other end of the limit column.

[0010] Preferably, a limiting groove is provided on the outer side of the limiting slide plate, and the limiting column rotates inside the limiting groove.

[0011] Preferably, a push plate is fixedly provided on the other end of the sliding column, a first spring is sleeved on the outer side of the sliding column, and the other end of the first spring is in contact with the outer side of the limiting block.

[0012] Preferably, a card slot is fixedly provided on the outer side of the shell, and the card plate is engaged with the card slot.

[0013] Preferably, a sliding column is fixedly provided at the bottom end of the card plate, a second spring is sleeved on the outer side of the sliding column, and the other end of the second spring is in contact with the bottom end of the card plate.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0015] 1. The utility model sets a limit block to open the valve of the oil outlet and clean the slide groove inside the shell. According to the sampling requirement, the push plate is pulled, and the movement of the push plate drives the sliding column to move. The first spring undergoes elastic deformation to stretch and contract, and the adjusting knob is turned. The adjustment knob rotates and drives the threaded rod to rotate inside the limit block. The rotation of the threaded rod drives the limit column to rotate inside the limit groove. The rotation of the limit column drives the limit slide plate to move, and the limit slide plate fits the outer side of the sliding column, thereby achieving the fixed limit of the sliding column according to the use requirement and performing quantitative sampling, so that quantitative sampling can be achieved according to the use requirement during use, saving a lot of time and energy of the staff and improving the work efficiency of the staff.

[0016] 2. The utility model sets a card plate. After sampling is completed, the plug cover is fitted with the sampling port, and the card plate is pressed. The card plate moves downward and drives the sliding column to move downward. The second spring undergoes elastic deformation to stretch and contract, and the card plate is fitted with the card slot, thereby sealing the sampling port and preventing the plug cover from falling off, causing the sample to be contaminated and making the test data inaccurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the limit block of the utility model;

[0020] Figure 4 For this utility model Figure 2 Schematic diagram of the A structure.

[0021] In the figure: 1. Housing; 2. Slide groove; 3. Sealing gasket; 4. Sliding column; 5. Push plate; 6. Limit block; 7. Limit slide plate; 8. Limit groove; 9. Adjustment knob; 10. Limit column; 11. Threaded rod; 12. First spring; 13. Sampling port; 14. Plug cover; 15. Slot; 16. Fixed column; 17. Sliding column; 18. Second spring; 19. Card. DETAILED DESCRIPTION

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

[0023] like Figures 1 to 4 As shown, the utility model provides a box-type oil extraction device, including a shell 1, a slide groove 2 is opened inside the shell 1, a sealing gasket 3 is provided inside the slide groove 2 for reciprocating sliding, a sliding column 4 is fixed on the outside of the sealing gasket 3, a limit block 6 is sleeved on the outside of the sliding column 4, a limit slide plate 7 is provided inside the limit block 6 for reciprocating sliding, and the other end of the limit slide plate 7 is in contact with the outside of the sliding column 4, and the limit slide plate 7 fixes and limits the sliding column 4 for the purpose of quantitative sampling.

[0024] Specifically, a sampling port 13 is fixedly provided on the outside of the housing 1 , a blocking cover 14 is sleeved on the outside of the sampling port 13 , a fixing column 16 is fixedly provided on the outside of one end of the blocking cover 14 , a card plate 19 is slidably provided inside the fixing column 16 , and the card plate 19 is engaged with the card slot 15 .

[0025] Furthermore, a threaded rod 11 is rotatably provided inside the limit block 6, a limit column 10 is fixedly provided at the other end of the threaded rod 11, and an adjustment knob 9 is fixedly provided at the other end of the limit column 10. The rotation of the adjustment knob 9 drives the threaded rod 11 to rotate inside the limit block 6.

[0026] Furthermore, a limiting groove 8 is provided on the outer side of the limiting slide 7 , and the limiting post 10 rotates inside the limiting groove 8 , and the threaded rod 11 rotates to drive the limiting post 10 to rotate inside the limiting groove 8 .

[0027] It is worth noting that a push plate 5 is fixed to the other end of the sliding column 4, a first spring 12 is sleeved on the outside of the sliding column 4, and the other end of the first spring 12 is in contact with the outside of the limit block 6, and the first spring 12 undergoes elastic deformation to stretch and contract.

[0028] It is worth noting that a card slot 15 is fixedly provided on the outer side of the shell 1, and the card plate 19 is engaged with the card slot 15, thereby sealing the sampling port 13 and preventing the blocking cover 14 from falling off and causing contamination of the sample.

[0029] It is worth mentioning that a sliding column 17 is fixed to the bottom end of the card plate 19, and a second spring 18 is sleeved on the outside of the sliding column 17, and the other end of the second spring 18 is in contact with the bottom end of the card plate 19, and the second spring 18 undergoes elastic deformation to stretch and contract.

[0030] Working principle: When in use, the staff will first press the card plate 19 inside the fixed column 16. The card plate 19 moves downward, driving the sliding column 17 to move downward. The second spring 18 undergoes elastic deformation and stretches and contracts, separating the card plate 19 from the card slot 15. The plugging cover 14 is removed from the outside of the sampling port 13, and the sampling port 13 is connected to the oil outlet of the box transformer. The valve of the oil outlet is opened, and the chute 2 inside the shell 1 is cleaned;

[0031] The cam 19 is engaged with the outer side of the sliding post 4, thereby achieving the purpose of fixing the sliding post 4 according to the use requirements and performing quantitative sampling. After the sampling is completed, the blocking cover 14 is engaged with the sampling port 13, and the card plate 19 is pressed. The card plate 19 moves downward and drives the sliding post 17 to move downward. The second spring 18 is elastically deformed and stretched and contracted, and the card plate 19 is engaged with the card slot 15, thereby achieving the problem of sealing the sampling port 13, preventing the blocking cover 14 from falling and causing the sample to be contaminated, making the detection data inaccurate, saving a lot of time and energy of the staff and improving the work efficiency of the staff.

[0032] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0033] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tank-type oil extraction device, comprising a housing (1), characterized in that: A slide groove (2) is provided inside the housing (1), a sealing gasket (3) is provided inside the slide groove (2) for reciprocating sliding, a sliding column (4) is fixed on the outside of the sealing gasket (3), a limiting block (6) is sleeved on the outside of the sliding column (4), a limiting slide plate (7) is provided inside the limiting block (6) for reciprocating sliding, and the other end of the limiting slide plate (7) is in contact with the outside of the sliding column (4).

2. The oil extraction device for a tank transformer according to claim 1, characterized in that: A sampling port (13) is fixedly provided on the outer side of the housing (1), a blocking cover (14) is sleeved on the outer side of the sampling port (13), a fixing column (16) is fixedly provided on the outer side of one end of the blocking cover (14), and a clamping plate (19) is slidably provided inside the fixing column (16).

3. The oil extraction device for a tank transformer according to claim 1, characterized in that: A threaded rod (11) is rotatably provided inside the limit block (6), a limit column (10) is fixedly provided at the other end of the threaded rod (11), and an adjustment knob (9) is fixedly provided at the other end of the limit column (10).

4. The oil extraction device for a tank transformer according to claim 1, characterized in that: A limiting groove (8) is provided on the outer side of the limiting slide plate (7), and the limiting column (10) rotates inside the limiting groove (8).

5. The oil extraction device for a tank transformer according to claim 1, characterized in that: A push plate (5) is fixedly provided at the other end of the sliding column (4), a first spring (12) is sleeved on the outer side of the sliding column (4), and the other end of the first spring (12) is in contact with the outer side of the limit block (6).

6. The oil extraction device for a tank transformer according to claim 1, characterized in that: A card slot (15) is fixedly provided on the outer side of the housing (1), and a card plate (19) is engaged with the card slot (15).

7. The oil extraction device for a tank transformer according to claim 2, characterized in that: A sliding column (17) is fixedly provided at the bottom end of the card plate (19), a second spring (18) is sleeved on the outer side of the sliding column (17), and the other end of the second spring (18) is in contact with the bottom end of the card plate (19).

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