CN220439345U - Shell sealing structure of oil immersed transformer - Google Patents
Shell sealing structure of oil immersed transformer Download PDFInfo
- Publication number
- CN220439345U CN220439345U CN202321881404.7U CN202321881404U CN220439345U CN 220439345 U CN220439345 U CN 220439345U CN 202321881404 U CN202321881404 U CN 202321881404U CN 220439345 U CN220439345 U CN 220439345U
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- shell
- groove
- immersed transformer
- sliding
- fixedly connected
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- 238000007789 sealing Methods 0.000 title claims abstract description 41
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a shell sealing structure of an oil immersed transformer, which comprises a shell and a sealing cover, wherein a plurality of arc blocks are fixedly connected to the inner wall of the shell, a sealing gasket is arranged at the upper end of each arc block, a plurality of moving grooves are arranged at the lower end of the sealing cover, sliding plates are slidably connected in each moving groove, the upper end of each sliding plate is elastically connected with the inner top of the corresponding moving groove through a plurality of first springs, and a compression block is fixedly connected at the lower end of each sliding plate. Through the setting of first spring and compact heap for can tightly extrude the compact heap on sealed pad, make sealed pad ageing the back also can ensure the leakproofness between closing cap and the casing, promote the sealed effect to the casing, through setting up of triangular block and triangular groove, fix in advance closing cap and casing simultaneously, the installation of follow-up bolt of being convenient for.
Description
Technical Field
The utility model relates to the technical field of oil immersed transformers, in particular to a shell sealing structure of an oil immersed transformer.
Background
The oil immersed transformer is characterized in that a cavity is formed in a shell to accommodate a transformer core, oil is injected into the cavity of the shell to submerge and protect the transformer core, a sealing cover is arranged at an opening of the shell in order to avoid oil leakage in the shell, and sealing structures such as a sealing ring and the like are arranged between the sealing cover and the shell to ensure the tightness of the whole transformer.
In the long-time use of sealing washer, can appear ageing condition and appear, lead to can produce certain gap between closing cap and the casing for oil-immersed transformer's whole sealed variation, thereby probably lead to the condition of fluid seepage to appear, consequently, need design a new oil-immersed transformer's shell seal structure and solve above-mentioned problem.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a shell sealing structure of an oil immersed transformer, which can tightly extrude a compression block on a sealing gasket through the arrangement of a first spring and the compression block, ensure the tightness between a sealing cover and a shell after the sealing gasket is aged, improve the sealing effect on the shell, and simultaneously pre-fix the sealing cover and the shell through the arrangement of triangular blocks and triangular grooves, so that the installation of subsequent bolts is facilitated.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an oil-immersed transformer's shell seal structure, includes casing and closing cap, fixedly connected with a plurality of arc pieces on the inner wall of casing, every the upper end of arc piece all is equipped with sealed the pad, the lower extreme of closing cap is equipped with a plurality of removal grooves, every equal sliding connection in the removal groove has the sliding plate, every the upper end of sliding plate and the interior top that corresponds the removal groove pass through a plurality of first spring elastic connection, every the equal fixedly connected with compact heap of lower extreme of sliding plate.
Preferably, a plurality of threaded holes are formed in the shell and the sealing cover, and bolts are connected in the threaded holes in a threaded mode in each two matched modes.
Preferably, the lower extreme fixedly connected with two connecting blocks of closing cap, the upper end of casing is equipped with two spread grooves, two jointly be equipped with between connecting block and the corresponding spread groove and fix the subassembly in advance.
Preferably, the pre-fixing assembly comprises a sliding groove arranged on one side, close to the bolt, of the connecting block, a triangular block is connected in the sliding groove in a sliding mode, the triangular block is elastically connected with the inner wall of the sliding groove through a second spring, and a triangular groove is formed in one side, close to the bolt, of the connecting groove.
Preferably, the opposite sides of the triangular blocks are fixedly connected with pull ropes, and the pull ropes extend to the outside and are fixedly connected with pull rings.
Preferably, guide wheels are arranged at the inner top parts of the two sliding grooves, and the two pull ropes are wound on the corresponding guide wheels.
Compared with the prior art, the device has the advantages that:
compared with the prior art, through the arrangement of the plurality of first springs and the compression blocks, after the sealing cover is fixed with the shell, the first springs are in a compressed state, so that the compression blocks are tightly extruded on the sealing gasket, the sealing effect of the shell is improved, and meanwhile, after the sealing gasket ages, the compression blocks are tightly extruded on the sealing gasket, and the sealing effect of the shell can be ensured to be in a better state;
compared with the prior art, through the setting of triangular block and triangular groove to make at every turn when the closing cap lid on the casing, can fix in advance closing cap and casing, thereby be convenient for follow-up utilization bolt is fixed closing cap and casing.
Drawings
Fig. 1 is a schematic structural diagram of a housing sealing structure of an oil immersed transformer according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
fig. 3 is an enlarged schematic view of the structure at B in fig. 1.
In the figure: 1 shell, 2 closing cap, 3 bolts, 4 screw holes, 5 pull rings, 6 arc blocks, 7 moving grooves, 8 first springs, 9 sliding plates, 10 compacting blocks, 11 sealing gaskets, 12 connecting grooves, 13 connecting blocks, 14 sliding grooves, 15 second springs, 16 triangular blocks and 17 triangular grooves.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-3, a shell sealing structure of an oil immersed transformer comprises a shell 1 and a sealing cover 2, wherein a plurality of arc blocks 6 are fixedly connected to the inner wall of the shell 1, sealing gaskets 11 are arranged at the upper ends of the arc blocks 6, a plurality of moving grooves 7 are arranged at the lower end of the sealing cover 2, sliding plates 9 are slidably connected in the moving grooves 7, the upper ends of the sliding plates 9 are elastically connected with the inner tops of the corresponding moving grooves 7 through a plurality of first springs 8, and a compression block 10 is fixedly connected to the lower ends of the sliding plates 9.
Wherein, all be equipped with a plurality of screw holes 4 on casing 1 and the closing cap 2, the common threaded connection of every two matched screw holes 4 has bolt 3.
Wherein, the lower extreme fixedly connected with two connecting blocks 13 of closing cap 2, the upper end of casing 1 is equipped with two spread grooves 12, be equipped with the pre-fixing subassembly jointly between two connecting blocks 13 and the corresponding spread groove 12, the pre-fixing subassembly is including setting up the sliding tray 14 that is close to bolt 3 one side at connecting block 13, sliding tray 14 sliding connection has triangular block 16, triangular block 16 passes through second spring 15 elastic connection with the inner wall of sliding tray 14, one side that the spread groove 12 is close to bolt 3 is equipped with triangular groove 17.
Wherein, two triangular blocks 16 all fixedly connected with stay cords in opposite sides, and two stay cords all extend to the external world and fixedly connected with pull ring 5, and the interior top of two sliding tray 14 all is equipped with the leading wheel, and two stay cords all wind and establish on corresponding leading wheel.
The utility model can explain its functional principle by the following modes of operation: when the shell 1 and the sealing cover 2 are sealed, after the sealing cover 2 is placed on the shell 1, the connecting block 13 enters the connecting groove 12, and after the triangular block 16 corresponds to the triangular groove 17, the triangular block 16 enters the triangular groove 17 under the elastic action of the second spring 15, so that the shell 1 and the sealing cover 2 are pre-fixed;
after the pre-fixing is finished, the first springs 8 are in a compressed state at the moment, so that the pressing blocks 10 are tightly pressed on the sealing gasket 11, the overall sealing effect of the shell is improved, the bolts 3 can be rotated at the moment, and the bolts 3 penetrate through the corresponding threaded holes 4.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an oil-immersed transformer's shell seal structure, includes casing (1) and closing cap (2), its characterized in that: fixedly connected with a plurality of arc pieces (6) on the inner wall of casing (1), every the upper end of arc piece (6) all is equipped with sealed pad (11), the lower extreme of closing cap (2) is equipped with a plurality of removal groove (7), every all sliding connection has sliding plate (9) in removal groove (7), every the upper end of sliding plate (9) and the interior top of corresponding removal groove (7) are through a plurality of first spring (8) elastic connection, every the equal fixedly connected with compact heap (10) of lower extreme of sliding plate (9).
2. The housing sealing structure of an oil immersed transformer according to claim 1, wherein: a plurality of threaded holes (4) are formed in the shell (1) and the sealing cover (2), and bolts (3) are connected in the threaded holes (4) in a threaded mode in every two matched modes.
3. The housing sealing structure of an oil immersed transformer according to claim 2, wherein: the sealing cover is characterized in that two connecting blocks (13) are fixedly connected to the lower end of the sealing cover (2), two connecting grooves (12) are formed in the upper end of the shell (1), and a pre-fixing assembly is arranged between the two connecting blocks (13) and the corresponding connecting grooves (12) together.
4. A housing seal arrangement for an oil immersed transformer according to claim 3, wherein: the pre-fixing assembly comprises a sliding groove (14) arranged on one side, close to the bolt (3), of the connecting block (13), a triangular block (16) is connected in the sliding groove (14) in a sliding mode, the triangular block (16) is elastically connected with the inner wall of the sliding groove (14) through a second spring (15), and a triangular groove (17) is formed in one side, close to the bolt (3), of the connecting groove (12).
5. The housing seal arrangement for an oil immersed transformer according to claim 4, wherein: the opposite sides of the two triangular blocks (16) are fixedly connected with pull ropes, and the two pull ropes extend to the outside and are fixedly connected with pull rings (5).
6. The housing seal arrangement for an oil immersed transformer according to claim 5, wherein: the inner tops of the two sliding grooves (14) are respectively provided with a guide wheel, and the two pull ropes are respectively wound on the corresponding guide wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321881404.7U CN220439345U (en) | 2023-07-18 | 2023-07-18 | Shell sealing structure of oil immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321881404.7U CN220439345U (en) | 2023-07-18 | 2023-07-18 | Shell sealing structure of oil immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220439345U true CN220439345U (en) | 2024-02-02 |
Family
ID=89686740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321881404.7U Active CN220439345U (en) | 2023-07-18 | 2023-07-18 | Shell sealing structure of oil immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220439345U (en) |
-
2023
- 2023-07-18 CN CN202321881404.7U patent/CN220439345U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 58 Yongjin Road, East Side of Kechuang Road, Sucheng Economic Development Zone, Suqian City, Jiangsu Province, 223700 Patentee after: JIANGSU GUANGTE ELECTRIC Co.,Ltd. Country or region after: China Address before: 223800 No.58, Yongjin Road, east side of Kechuang Road, Sucheng Economic Development Zone, Suqian City, Jiangsu Province Patentee before: Jiangsu Shunji Electric Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |