CN220873354U - Maintenance-free efficient oil-immersed transformer - Google Patents
Maintenance-free efficient oil-immersed transformer Download PDFInfo
- Publication number
- CN220873354U CN220873354U CN202322634292.1U CN202322634292U CN220873354U CN 220873354 U CN220873354 U CN 220873354U CN 202322634292 U CN202322634292 U CN 202322634292U CN 220873354 U CN220873354 U CN 220873354U
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- oil
- immersed transformer
- maintenance
- tray
- protective box
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- 230000001681 protective effect Effects 0.000 claims abstract description 52
- 238000009423 ventilation Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims description 3
- 230000003760 hair shine Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036561 sun exposure Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model relates to the technical field of oil-immersed transformers, in particular to a maintenance-free efficient oil-immersed transformer, which comprises a protective box, wherein the front end of the protective box is hinged with a box door, a shielding cover is arranged above the protective box, a tray is arranged in the protective box, an oil-immersed transformer main body is arranged above the tray, and fixing legs are arranged on the lower surface of the protective box close to four corners; this maintenance-free high-efficient oil-immersed transformer under the cooperation of setting up protective housing and chamber door, realizes protecting inside oil-immersed transformer main part, reduces external rainwater contact, and sun shines the influence, under first ventilation groove and the cooperation of second ventilation groove, and inside ventilation of being convenient for helps the evacuation of oil-immersed transformer main part heat to discharge, under the cooperation of shielding cover, further reduces external rainwater contact influence, under the fixed foot cooperation with the fixed orifices, external expansion screw passes the fixed orifices and helps wholly stably to install fixedly.
Description
Technical Field
The utility model relates to the technical field of oil-immersed transformers, in particular to a maintenance-free efficient oil-immersed transformer.
Background
The oil immersed transformer is characterized in that the coil and the magnetic core of the transformer are soaked in special transformer oil, so that the oil immersed transformer has the advantages that the coil can radiate heat and can be isolated from air to prevent moisture in the air from corroding the magnetic core of the transformer, and meanwhile, a certain arc extinguishing effect can be achieved.
The utility model patent with the publication number of CN213211899U discloses an oil immersed transformer, which comprises a shell, two stud holes are formed in the top of the shell, two stud grooves are formed in the inner wall of the bottom of the shell, the axes of the two stud holes and the two stud grooves correspond to each other, a cleaning mixing part is arranged on the inner wall of the two stud holes and the two stud grooves, an oil inlet hole is formed in the top of the shell, an oil drain hole is formed in the side wall of the shell, two sliding rails are fixedly connected to the bottom of the shell, and baffles are fixedly connected to the two ends of the two sliding rails.
According to the technical scheme, the oil in the shell can be uniformly mixed, so that the transformer can continue to work normally, is not easy to damage, is easier to dissipate heat, seals internal components better, prolongs the service life of the transformer, is convenient to replace, is convenient and quick to install, and has strong practicability; however, the whole body is exposed in the external environment for a long time, the top and the side wall are easily affected by rain erosion, dust covers the outer wall, the whole heat dissipation is affected, the maintenance cost is increased, the influence of external environment interference cannot be reduced, the maintenance-free use is realized, and the whole body is not convenient to install and fix quickly.
Disclosure of utility model
The utility model aims to provide a maintenance-free efficient oil-immersed transformer, which aims to solve the problems that the whole oil-immersed transformer with the authorized publication number of CN213211899U, which is proposed in the background art, is exposed in the external environment for a long time, the top and the side wall are easily affected by rain erosion, dust covers the outer wall, the whole heat dissipation is affected, the maintenance cost is increased, the influence of the external environment interference cannot be reduced, the maintenance-free use is realized, and the whole oil-immersed transformer is not convenient to install and fix quickly.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a maintenance-free high-efficient oil-immersed transformer, includes the protective housing, the protective housing front end articulates there is the chamber door, the protective housing top is equipped with the shielding cover, the inside tray that is equipped with of protective housing, the tray top is equipped with oil-immersed transformer main part, a plurality of first ventilation groove has all been seted up on the protective housing outer wall, the inside bottom symmetry of protective housing is equipped with the lug, the trapezoidal groove has all been seted up to the lug upper surface, tray lower surface is equipped with the trapezoidal piece with trapezoidal groove corresponding department, the protective housing lower surface is close to four corners and all is equipped with the fixed foot, all seted up the fixed orifices on the fixed foot, it has inlayed the winding displacement pipe to be close to top department on the protective housing rear end face.
Preferably, the lower surface of the shielding cover is close to the corner and is provided with a plug post, and the top of the plug post is welded and fixed with the shielding cover.
Preferably, the jack is all offered to the department that corresponds with the spliced pole in protective housing upper surface, spliced pole and jack grafting cooperation.
Preferably, a plurality of second ventilation grooves are formed in the box door, the second ventilation grooves are distributed at equal intervals, and the inner side ports of the second ventilation grooves are higher than the outer side ports.
Preferably, a hook is arranged at one end, far away from the hinge, of the outer wall of the box door, a snap lock is arranged at the position, corresponding to the hook, of the outer wall of the protective box, and the snap lock is in hanging fit with the hook.
Preferably, the first ventilation grooves are distributed at equal intervals, the inner side ports of the first ventilation grooves are higher than the outer side ports, and the line pipes are welded and fixed with the protective box.
Preferably, the oil inlet pipe communicated with the inside is embedded in the top of the oil immersed transformer main body, the oil discharge pipe communicated with the inside is embedded in the outer wall of the oil immersed transformer main body, which is close to the bottom, and the ends of the oil inlet pipe and the oil discharge pipe are plugged through threaded sealing plugs.
Preferably, the top of the ladder-shaped block is welded and fixed with the tray, the width of the outer wall of the ladder-shaped block is matched with the width of the inner wall of the ladder-shaped groove, a pull handle is arranged on the lower surface of the tray near the front end, screw holes communicated with the mounting groove are symmetrically formed in the two side walls of the tray, and fastening bolts are arranged in the screw holes.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the protection of the internal oil immersed transformer main body is realized by arranging the protection box and the box door in a matched manner, the external rainwater contact and the sun exposure influence are reduced, the internal ventilation is convenient to realize under the matching of the first ventilation groove and the second ventilation groove, the evacuation and the discharge of the heat of the oil immersed transformer main body are facilitated, the external rainwater contact influence is further reduced under the matching of the shielding cover, and the external expansion screw is beneficial to the integral stable installation and fixation through the fixing hole under the matching of the fixing foot with the fixing hole.
2. According to the utility model, the tray is arranged and is matched with the trapezoid groove on the convex block in an inserting way under the matching of the trapezoid block, so that the tray is conveniently matched with the protective box in a stable inserting way, the outer wall of the tray is matched with the fastening bolt, the end part of the fastening bolt is tightly attached to the oil immersed transformer main body, the positions of the oil immersed transformer main body and the tray are fixed under the action of friction force, and the box door is stably installed with the protective box under the matching of the hook and the snap.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the door opening structure of the present utility model;
FIG. 3 is a schematic view of a combination of a protective box and a box door according to the present utility model;
fig. 4 is a schematic structural diagram of an oil immersed transformer main body and a tray according to the present utility model;
Fig. 5 is a schematic view of a shielding cover structure of the present utility model.
The meaning of each reference sign in the figure is:
1. A protective box; 10. a first ventilation slot; 11. a fixed foot; 110. a fixing hole; 12. a wire discharge tube; 13. a jack; 14. a bump; 140. a ladder-shaped groove; 15. a snap-on;
2. A door; 20. a second ventilation slot; 21. a hook;
3. A shielding cover; 30. inserting a column;
4. A tray; 40. a mounting groove; 41. a screw hole; 410. a fastening bolt; 42. ladder-shaped blocks; 43. a pull handle;
5. An oil immersed transformer body; 50. an oil inlet pipe; 51. and an oil discharge pipe.
Detailed Description
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present embodiment provides a technical solution:
The utility model provides a maintenance-free high-efficient oil-immersed transformer, including protective housing 1, protective housing 1 front end articulates there is chamber door 2, protective housing 1 top is equipped with shielding cover 3, the inside tray 4 that is equipped with of protective housing 1, tray 4 top is equipped with oil-immersed transformer main part 5, a plurality of first ventilation groove 10 has all been seted up on the protective housing 1 outer wall, the inside bottom symmetry of protective housing 1 is equipped with lug 14, ladder type groove 140 has all been seted up to lug 14 upper surface, tray 4 lower surface and ladder type groove 140 correspond the department and are equipped with ladder type piece 42, protective housing 1 lower surface is close to four corners and all is equipped with fixed foot 11, all seted up fixed orifices 110 on the fixed foot 11, it is equipped with exhaust pipe 12 to inlay near top department on the terminal surface behind the protective housing 1.
In this embodiment, the lower surface of shielding cover 3 is close to the corner and all is equipped with the spliced pole 30, and spliced pole 30 top and shielding cover 3 welded fastening are convenient for shielding cover 3 and the installation of protective housing 1 under the cooperation of spliced pole 30.
Further, jack 13 has all been seted up to protective housing 1 upper surface and jack 30 corresponding department, and jack 30 and jack 13 grafting cooperation, jack 30 and jack 13 closely peg graft and pass through the screw installation, be convenient for shelter from cover 3 dismantlement change.
Specifically, a plurality of second ventilation grooves 20 are formed in the box door 2, the second ventilation grooves 20 are distributed at equal intervals, the inner side ports of the second ventilation grooves 20 are higher than the outer side ports, ventilation and heat dissipation of the front end of the protection box 1 are facilitated under the cooperation of the second ventilation grooves 20, and the second ventilation grooves 20 are inclined, so that external rainwater or dust particles are prevented from entering the interior through the second ventilation grooves 20, and contact with the oil immersed transformer main body 5.
It should be noted that, be equipped with couple 21 on keeping away from articulated one end on the chamber door 2 outer wall, be equipped with on the protective housing 1 outer wall with couple 21 department corresponds and take the lock 15, take the lock 15 and couple 21 and connect the cooperation, take the lock 15 through screw and protective housing 1 fixed connection, take under the cooperation of lock 15 and couple 21, realize chamber door 2 and protective housing 1 fixed mounting, make things convenient for chamber door 2 to open or close the operation fast.
Further, the first ventilation grooves 10 are distributed at equal intervals, the inner side ports of the first ventilation grooves 10 are higher than the outer side ports, the line pipes 12 are fixedly welded with the protection box 1, the side walls of the protection box 1 are convenient to ventilate and dissipate heat under the cooperation of the first ventilation grooves 10, the first ventilation grooves 10 are inclined, external rainwater or dust particles are prevented from entering the inside through the first ventilation grooves 10, and the contact of the rainwater and the dust particles to the oil immersed transformer main body 5 is reduced.
Specifically, oil inlet pipe 50 with inside intercommunication is inlayed at oil-immersed transformer main part 5 top, and oil drain pipe 51 with inside intercommunication is inlayed near bottom department on the oil-immersed transformer main part 5 outer wall, and oil inlet pipe 50, oil drain pipe 51 tip all block up through the screw thread sealing plug, under the cooperation of oil inlet pipe 50, are convenient for fill corresponding oily solution to oil-immersed transformer main part 5, are convenient for inside oily solution discharge change under the cooperation of oil drain pipe 51.
Besides, the top of the ladder-shaped block 42 is welded and fixed with the tray 4, the width of the outer wall of the ladder-shaped block 42 is matched with the width of the inner wall of the ladder-shaped groove 140, the pull handles 43 are arranged on the lower surface of the tray 4 near the front end, screw holes 41 communicated with the mounting grooves 40 are symmetrically formed in the two side walls of the tray 4, fastening bolts 410 are arranged in the screw holes 41, the pull handles 43 are fixedly arranged on the tray 4 through screws, the tray 4 is conveniently taken out and replaced under the cooperation of the pull handles 43, the fastening bolts 410 are in threaded connection with the screw holes 41, the end parts of the fastening bolts 410 are tightly attached to the oil-immersed transformer main body 5, the positions of the oil-immersed transformer main body 5 are fixed under the action of friction force, and the installation stability is improved.
When the maintenance-free efficient oil-immersed transformer of the embodiment is used, a user installs the oil-immersed transformer main body 5 with the oil inlet pipe 50 and the oil outlet pipe 51 in the mounting groove 40, the fastening bolt 410 is in threaded connection with the screw hole 41, the positions of the oil-immersed transformer main body 5 and the tray 4 are fixed under the action of friction force, then the tray 4 is in plug-in fit with the ladder-shaped groove 140 on the bump 14 through the ladder-shaped block 42, the tray 4 with the oil-immersed transformer main body 5 is installed with the protective box 1, then the box door 2 with the second ventilation groove 20 is hinged with the protective box 1, the box door 2 is connected with the protective box 1 in a hanging mode through the snap-in lock 15 and the hanging hook 21, the installation stability is improved, a connecting wire on the oil-immersed transformer main body 5 penetrates out from the wire outlet pipe 12, the connection with an external electrical appliance is facilitated, the shielding cover 3 is in plug-in fit with the jack 13, the shielding cover 3 protects the lower protective box 1, the rainwater and the contact protective box 1 above the dust is reduced, the corrosion influence on the protective box 1 is reduced, finally the fixed screw 11 with the foot is matched, the installation of the protective box 1 is realized, the whole maintenance-free transformer main body is protected, the maintenance-free main body is convenient, and the maintenance-free main body is realized, and the maintenance-free maintenance-efficient oil-immersed transformer is convenient, and the maintenance-free, and the maintenance-efficient oil-immersed transformer is protected, and the maintenance-efficient oil-immersed transformer.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a maintenance-free high-efficient oil-immersed transformer, includes protective housing (1), protective housing (1) front end articulates there is chamber door (2), protective housing (1) top is equipped with and shelters from cover (3), the inside tray (4) that is equipped with of protective housing (1), tray (4) top is equipped with oil-immersed transformer main part (5), its characterized in that: a plurality of first ventilation grooves (10) are formed in the outer wall of the protective box (1), protruding blocks (14) are symmetrically arranged at the bottom of the inner portion of the protective box (1), ladder-shaped grooves (140) are formed in the upper surfaces of the protruding blocks (14), ladder-shaped blocks (42) are arranged at the positions, corresponding to the ladder-shaped grooves (140), of the lower surface of the tray (4), fixing feet (11) are arranged at the positions, close to the four corners, of the lower surface of the protective box (1), fixing holes (110) are formed in the fixing feet (11), and line pipes (12) are embedded in the positions, close to the tops, of the rear end faces of the protective box (1).
2. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the lower surface of the shielding cover (3) is close to the corner and is provided with a plug post (30), and the top of the plug post (30) is fixedly welded with the shielding cover (3).
3. The maintenance-free high-efficiency oil-immersed transformer of claim 2, wherein: the upper surface of the protective box (1) is provided with jacks (13) at positions corresponding to the inserting columns (30), and the inserting columns (30) are in plug-in fit with the jacks (13).
4. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the refrigerator door (2) is provided with a plurality of second ventilation grooves (20), the second ventilation grooves (20) are distributed at equal intervals, and the inner side ports of the second ventilation grooves (20) are higher than the outer side ports.
5. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the novel door is characterized in that a hook (21) is arranged at one end, far away from the hinge, of the outer wall of the door (2), a snap lock (15) is arranged at the position, corresponding to the hook (21), of the outer wall of the protective box (1), and the snap lock (15) is in hanging fit with the hook (21).
6. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the first ventilation grooves (10) are distributed at equal intervals, the inner side ports of the first ventilation grooves (10) are higher than the outer side ports, and the line pipes (12) are welded and fixed with the protective box (1).
7. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the oil inlet pipe (50) communicated with the inside is embedded at the top of the oil immersed transformer main body (5), the oil discharge pipe (51) communicated with the inside is embedded at the position, close to the bottom, on the outer wall of the oil immersed transformer main body (5), and the ends of the oil inlet pipe (50) and the oil discharge pipe (51) are plugged through threaded sealing plugs.
8. The maintenance-free high-efficiency oil-immersed transformer of claim 1, wherein: the top of the ladder-shaped block (42) is fixedly welded with the tray (4), the width of the outer wall of the ladder-shaped block (42) is matched with the width of the inner wall of the ladder-shaped groove (140), a pull handle (43) is arranged on the lower surface of the tray (4) close to the front end, screw holes (41) communicated with the mounting groove (40) are symmetrically formed in the two side walls of the tray (4), and fastening bolts (410) are arranged in the screw holes (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634292.1U CN220873354U (en) | 2023-09-27 | 2023-09-27 | Maintenance-free efficient oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322634292.1U CN220873354U (en) | 2023-09-27 | 2023-09-27 | Maintenance-free efficient oil-immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220873354U true CN220873354U (en) | 2024-04-30 |
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ID=90819698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322634292.1U Active CN220873354U (en) | 2023-09-27 | 2023-09-27 | Maintenance-free efficient oil-immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220873354U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118173352A (en) * | 2024-05-16 | 2024-06-11 | 江门市赛为电力科技有限公司 | Equipment and process for replacing natural ester insulating oil for mineral oil transformer |
-
2023
- 2023-09-27 CN CN202322634292.1U patent/CN220873354U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118173352A (en) * | 2024-05-16 | 2024-06-11 | 江门市赛为电力科技有限公司 | Equipment and process for replacing natural ester insulating oil for mineral oil transformer |
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