Multifunctional vacuum oil filtering equipment

Abstract

The utility model discloses multifunctional vacuum oil filtering equipment which comprises a mounting pipe, flanges are fixedly connected to the two ends of the mounting pipe, a first combination plate and a second combination plate are installed on the surfaces of the flanges through mounting screws respectively, a vacuumizing pipe is fixedly connected to the surface of one side of the first combination plate, and a vacuumizing pipe is fixedly connected to the surface of the other side of the second combination plate. A vacuum pump is mounted on the vacuumizing pipe through a pipeline, a connecting hole is formed in one side of the outer surface of the mounting pipe, a butt joint box is fixedly connected to one side of the outer surface of the connecting hole and fixedly connected to the upper surface of the mounting pipe, and a positioning block is fixedly connected to the surface of the bottom of the mounting pipe. An alignment pipe is fixedly connected to one side of the butt joint box body, the alignment pipe is in butt joint with one side of the connecting hole, a combined cylinder is fixedly connected to the surface of one side of the second combined plate, the position can be adjusted inside to change the function, oil injection and vacuum pumping are facilitated, integrated operation is facilitated, and high efficiency and stability are achieved.

Description

Technical Field

[0001] The utility model relates to the field of vacuum filtration, and more specifically, to a multifunctional vacuum oil filter device. Background Art

[0002] At present, oil-immersed distribution transformers all need to be evacuated and filled with oil, and there are many batch productions of oil transformers. Currently, each manufacturer uses the mode of evacuating and filling oil for a single unit, or the method of increasing vacuum equipment and oil filling equipment. The general-purpose vacuum oil filter is designed based on the principle that the boiling points of water and oil are significantly different under vacuum conditions.

[0003] The utility model with the authorization announcement number CN203556213U relates to a multifunctional vacuum oil filter device, in which a bypass pipeline A is also connected between the coarse filter device and the heating device, and the other end of the bypass pipeline A is connected between the vacuum oil filter system and the oil pump system; a plate-frame pressure type fine filter pipeline is also connected between the oil pump system and the fine filter device and a connection point E is formed at the connection, and the other end of the plate-frame pressure type fine filter pipeline is connected between the fine filter device and the oil outlet check valve to form a connection point F, and a plate-frame pressure type ultra-fine filter is connected in series on the plate-frame pressure type fine filter pipeline; a bypass pipeline C is also connected between the coarse filter device and the heating device, and the other end of the bypass pipeline C is connected to the plate-frame pressure type fine filter pipeline, and a bypass pipeline B is also connected between the heating device and the coalescence separation device, and the other end of the bypass pipeline B is connected between the oil pump system and the vacuum oil filter system. This device can not only realize the vacuum oil filtering function but also the plate-frame pressure type precision oil filtering function.

[0004] In the above disclosed structure, relatively complex pipelines are used for connection and filtration, lacking a pipeline structure for combined installation, which is not conducive to split and combined installation, affects the use, and also cannot carry out oil injection and vacuum extraction through the same pipeline, which is not only not conducive to operation, but also rather troublesome for separate operation of multiple pipelines, and improvement is needed. Summary of the Utility Model

[0005] Aiming at the problems existing in the prior art, the purpose of the utility model is to provide a multifunctional vacuum oil filter device. By installing a pipe to connect the first combined plate and the second combined plate, it can be installed and positioned separately, and by installing a butt joint box body and a positioning block through the connection holes on the surface, a branch structure can be formed by combined installation, which is conducive to alignment operation, and by installing a sealing plate through a threaded rod, the position can be adjusted inside to change the function, which is conducive to oil injection and vacuum extraction, convenient for integrated operation, and efficient and stable.

[0006] To solve the above problems, the utility model adopts the following technical solutions.

[0007] A multifunctional vacuum oil filter device includes an installation pipe. Both ends of the installation pipe are fixedly connected with flanges. The surfaces of the flanges are respectively installed with a first combination plate and a second combination plate through installation screws. One side surface of the first combination plate is fixedly connected with a vacuum extraction pipe. The vacuum extraction pipe is installed with a vacuum pump through a pipeline. One side of the outer surface of the installation pipe is provided with a connection hole. One side of the outer surface of the connection hole is fixedly connected with a docking box body. The docking box body is fixedly connected to the upper surface of the installation pipe. The bottom surface of the installation pipe is fixedly connected with a positioning block. One side of the docking box body is fixedly connected with an alignment pipe. The alignment pipe is docked to one side of the connection hole. One side surface of the second combination plate is fixedly connected with a combination cylinder. A threaded rod is installed inside the combination pipe in a threaded manner. One end of the threaded rod is fixedly connected with a sealing plate. One side surface of the combination cylinder is fixedly connected with an oil injection pipe.

[0008] Further, both the docking box body and the positioning block are fixedly connected to the outer surface of the installation pipe and are respectively located on the upper and lower side surfaces.

[0009] Further, cross bars are fixedly connected to both sides of the docking box body and the positioning block. One end of each cross bar is installed with a locking screw in a threaded manner.

[0010] Further, the docking box body and the positioning block are equidistantly distributed on the outer surface of the installation pipe. By connecting the locking screws through the cross bars, they can be assembled and positioned, which is convenient for locking and installing the docking box body and the positioning block onto the surface of the installation pipe, ensuring safety and stability and facilitating split connection and use.

[0011] Further, one end of the threaded rod is fixedly connected with an operation block. The operation block is located at the end position of the combination cylinder.

[0012] Further, one side surface of the operation block is fixedly connected with a sealing cylinder. The sealing cylinder is sleeved on one end of the threaded rod.

[0013] Further, the sealing cylinder is tightly connected to the end position of the combination cylinder. By connecting the sealing cylinder through the operation block, the threaded rod can be rotated and adjusted, and the sealing cylinder can be connected for pressing and sealing, avoiding leakage at the threaded position, being safe and stable, and convenient for adjustment and use.

[0014] Compared with the prior art, the advantages of the present utility model are as follows:

[0015] (1) In this solution, the first combination plate and the second combination plate are connected through the installation pipe, which can be split and installed and positioned. And the docking box body and the positioning block are installed through the connection holes on the surface, which can be assembled to form a branch structure, facilitating alignment operation. And the sealing plate is installed through the threaded rod, which can adjust the position inside to change the function, facilitating oil injection and vacuum extraction, and being convenient for integrated operation, efficient and stable.

[0016] (2) Connect the locking screw through the cross bar, which can be assembled and positioned in combination, facilitating the locking and installation of the docking box body and the positioning block on the surface of the installation pipe, ensuring safety and stability, and facilitating the use of split connection.

[0017] (3) Connect the sealing cylinder through the operation block, which can rotate and adjust the threaded rod, and can connect the sealing cylinder for pressing and sealing, avoiding leakage at the threaded position, being safe and stable, and facilitating adjustment and use. Description of the Drawings

[0018] Figure 1 It is an external three-dimensional schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 It is a schematic cross-sectional view of the planar structure of the present utility model;

[0020] Figure 3 It is a partial cross-sectional view of the connection between the threaded rod and the operation block of the present utility model;

[0021] Figure 4 It is a side schematic view of the connection between the docking box body and the positioning block of the present utility model.

[0022] Explanation of the reference numerals in the drawings:

[0023] 1 Installation pipe, 11 Flange, 12 Installation screw, 13 First combination plate, 14 Second combination plate, 15 Evacuation pipe, 16 Connection hole, 17 Docking box body, 18 Positioning block, 19 Alignment pipe, 2 Combination cylinder, 21 Threaded rod, 22 Sealing plate, 23 Oil injection pipe, 24 Operation block, 25 Sealing cylinder, 26 Cross bar, 27 Locking screw. Detailed Embodiment

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model; obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figure 1 、 Figure 2 and Figure 4, A multifunctional vacuum oil filter device, including an installation pipe 1. Both ends of the installation pipe 1 are fixedly connected with flanges 11. A first combination plate 13 and a second combination plate 14 are respectively installed on the surface of the flange 11 through installation screws 12, and can be combined and positioned through the installation screws 12, which is convenient for installation and use. One side surface of the first combination plate 13 is fixedly connected with a vacuum extraction pipe 15. The vacuum extraction pipe 15 is installed with a vacuum pump through a pipeline. By connecting the vacuum pump through the vacuum extraction pipe 15, vacuum can be extracted, which is beneficial for filtering the transformer, with high adaptability. One side of the outer surface of the installation pipe 1 is provided with a connection hole 16. One side of the outer surface of the connection hole 16 is fixedly connected with a docking box body 17. The docking box body 17 is fixedly connected to the upper surface of the installation pipe 1. The bottom surface of the installation pipe 1 is fixedly connected with a positioning block 18. One side of the docking box body 17 is fixedly connected with a positioning pipe 19. The positioning pipe 19 is docked on one side of the connection hole 16. One side surface of the second combination plate 14 is fixedly connected with a combination cylinder 2. A threaded rod 21 is installed inside the combination pipe 2. One end of the threaded rod 21 is fixedly connected with a sealing plate 22. One side surface of the combination cylinder 2 is fixedly connected with an oil injection pipe 23. Connect the oil injection pipe 23 to a pump body, and then connect the positioning pipe 19 to the inside of the transformer through a hose. Oil can be extracted, passed through a filter for filtration, and then pumped out in reverse, and oil can be injected into the transformer, which is convenient for operation and use. At this time, the threaded rod 21 can be rotated to push the sealing plate 22 to seal the vacuum extraction pipe 15 to avoid leakage. After the oil injection is completed, the threaded rod 21 can be rotated in reverse, and the sealing plate 22 can be adjusted to the right end position of the installation pipe 1, so as to separate the oil injection pipe 23 and the positioning pipe 19 to avoid leakage. Then, the transformer can be evacuated through the vacuum pump and the positioning pipe 19, and the internal oil and gas can be removed to ensure safety and stability, which is beneficial for integrated operation and convenient for installation and use.

[0026] Please refer to Figure 2 and Figure 4 , Both the docking box body 17 and the positioning block 18 are fixedly connected to the outer surface of the installation pipe 1, and are respectively located on the upper and lower side surfaces. Both sides of the docking box body 17 and the positioning block 18 are fixedly connected with cross bars 26. One end of the cross bar 26 is threadedly installed with a locking screw 27. The docking box body 17 and the positioning block 18 are equally spaced on the outer surface of the installation pipe 1. By connecting the cross bar with the locking screw, combined installation and positioning can be carried out, which is convenient for locking and installing the docking box body and the positioning block on the surface of the installation pipe, ensuring safety and stability and convenient for split connection and use.

[0027] Please refer to Figure 2 and Figure 3, one end of the threaded rod 21 is fixedly connected with an operation block 24. The operation block 24 is located at the end of the combined cylinder 2. One side surface of the operation block 24 is fixedly connected with a sealing cylinder 25. The sealing cylinder 25 is sleeved on one end of the threaded rod 21, and the sealing cylinder 25 is tightly connected to the end of the combined cylinder 2. By connecting the sealing cylinder through the operation block, the threaded rod can be rotated and adjusted, and the sealing cylinder can be connected for pressing and sealing, avoiding leakage at the threaded position, being safe and stable, and convenient for adjustment and use. When the vacuum extraction pipe 15 is sealed by the sealing plate 22, the sealing cylinder 25 can be pressed against the surface of the second combined plate 14 through the operation block 24, so as to seal the threaded connection position of the threaded rod 21 and avoid leakage, ensuring the stability during oil extraction and oil injection, being safe and stable.

[0028] The above is only the preferred specific implementation mode of the present invention; however, the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and its improved concept of the present invention, makes equivalent substitution or change, and should be covered by the protection scope of the present invention.

Claims

1. A multifunctional vacuum oil filter device, including an installation pipe (1), both ends of the installation pipe (1) are fixedly connected with flanges (11), and a first combined plate (13) and a second combined plate (14) are respectively installed on the surfaces of the flanges (11) through installation screws (12), and it is characterized in that: One side surface of the first composite board (13) is fixedly connected with a vacuum extraction pipe (15). The vacuum extraction pipe (15) is installed with a vacuum pump through a pipeline. One side of the outer surface of the installation pipe (1) is provided with a connection hole (16). One side of the outer surface of the connection hole (16) is fixedly connected with a docking box body (17). The docking box body (17) is fixedly connected to the upper surface of the installation pipe (1). The bottom surface of the installation pipe (1) is fixedly connected with a positioning block (18). One side of the docking box body (17) is fixedly connected with an alignment pipe (19). The alignment pipe (19) is docked to one side of the connection hole (16). One side surface of the second composite board (14) is fixedly connected with a composite cylinder (2). A threaded rod (21) is installed inside the composite cylinder (2) in a threaded manner. One end of the threaded rod (21) is fixedly connected with a sealing plate (22). One side surface of the composite cylinder (2) is fixedly connected with an oil injection pipe (23).

2. The multifunctional vacuum oil filter equipment according to claim 1, characterized in that: Both the docking box body (17) and the positioning block (18) are fixedly connected to the outer surface of the installation pipe (1), and are respectively located on the upper and lower side surfaces.

3. A multifunctional vacuum oil filtering device according to claim 1, characterized in that: Both sides of the docking box body (17) and the positioning block (18) are fixedly connected with cross bars (26). One end of each cross bar (26) is installed with a locking screw (27) in a threaded manner.

4. A multifunctional vacuum oil filter device according to claim 1, characterized in that: The docking box body (17) and the positioning block (18) are equidistantly distributed on the outer surface of the installation pipe (1).

5. The multifunctional vacuum oil filtering device according to claim 1, characterized in that: One end of the threaded rod (21) is fixedly connected with an operation block (24). The operation block (24) is located at the end position of the composite cylinder (2).

6. The multifunctional vacuum oil filter equipment according to claim 5, wherein: One side surface of the operation block (24) is fixedly connected with a sealing cylinder (25). The sealing cylinder (25) is sleeved on one end of the threaded rod (21).

7. A multifunctional vacuum oil filtering device according to claim 6, characterized in that: The sealing cylinder (25) is tightly connected to the end position of the composite cylinder (2).

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