CN209822440U - Oil-immersed grounding transformer - Google Patents
Oil-immersed grounding transformer Download PDFInfo
- Publication number
- CN209822440U CN209822440U CN201921191133.6U CN201921191133U CN209822440U CN 209822440 U CN209822440 U CN 209822440U CN 201921191133 U CN201921191133 U CN 201921191133U CN 209822440 U CN209822440 U CN 209822440U
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- China
- Prior art keywords
- oil
- casing
- splint
- filled
- water tank
- Prior art date
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000005057 refrigeration Methods 0.000 claims abstract description 25
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model discloses an oil-immersed grounding transformer, which comprises a housin, both sides are provided with heat dissipation mechanism respectively in the casing, heat dissipation mechanism includes the refrigeration case, be provided with the water tank in the refrigeration case, be provided with the circulating pump in the water tank, circulating pump one end is connected with the cold water pipe, cold water pipe one side is connected with the cooling tower, the cooling tower passes through the cold water pipe and is connected with the water tank, refrigeration case right side is run through and is provided with a plurality of ventilation holes, fixedly connected with diaphragm respectively at refrigeration case right side both ends, two inter-plate fixed mounting have the mounting panel, be provided with a plurality of mounting holes on the mounting panel, be provided with first air exhauster in the mounting hole, the refrigeration case outside is run. The utility model provides a transformer when carrying out the outdoor working, the inside temperature of transformer risees, need set up heat abstractor and make the heat in time spill, and current heat abstractor often can't be with the heat in the transformer problem of in time discharging.
Description
Technical Field
The utility model belongs to the technical field of the transformer, concretely relates to oil-immersed grounding transformer.
Background
Distribution transformers are one of the important devices in industrial and mining enterprises and civil building power supply and distribution systems, and reduce the voltage of a 10(6) kV or 35kV network to 230/400V bus voltage used by users. The product is suitable for alternating current of 50(60) Hz and three-phase maximum rated capacity of 2500kVA (single-phase maximum rated capacity 833kVA, a single-phase transformer is not generally recommended), can be used indoors or outdoors, can be arranged on a pole when the capacity is 315kVA or below, and has the environment temperature of not higher than 40 ℃, not lower than-25 ℃, the maximum daily average temperature of 30 ℃, the maximum annual average temperature of 20 ℃, the relative humidity of not more than 90% (environment temperature of 25 ℃) and the altitude of not more than 1000 m. If the above-mentioned conditions are not met, the rating should be adjusted appropriately according to the regulations of GB 6450-86.
When the transformer is used for outdoor work, the temperature in the transformer rises, and a heat dissipation device is needed to timely dissipate heat so as to ensure the normal work of the transformer, and the existing heat dissipation device cannot timely discharge the heat in the transformer.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide an oil-immersed grounding transformer to solve the transformer that proposes in the above-mentioned background art and carrying out the outwork, the inside temperature of transformer risees, need set up heat abstractor and make the heat in time spill, in order to ensure the normal work of transformer, current heat abstractor often can't be with the heat in the transformer problem of in time discharging.
In order to achieve the above object, the utility model provides a following technical scheme: an oil-immersed grounding transformer comprises a shell, wherein heat dissipation mechanisms are respectively arranged on two sides in the shell, each heat dissipation mechanism comprises a refrigeration box, a water tank is arranged in each refrigeration box, a circulating pump is arranged in each water tank, one end of each circulating pump is connected with a cold water pipe, one side, away from the corresponding circulating pump, of each cold water pipe is connected with a cooling tower, each cooling tower is connected with the corresponding water tank through the corresponding cold water pipe, a plurality of ventilation holes are formed in the right side of each refrigeration box in a penetrating mode, transverse plates are respectively and fixedly connected to two ends of the right side of each refrigeration box, a mounting plate is fixedly mounted between the two transverse plates, a plurality of mounting holes;
the refrigeration case outside runs through and is provided with the check valve, and the check valve runs through the casing and extends to the outside, the filter screen is installed to one side that the casing was kept away from to the check valve, the one side slope that the casing was kept away from to the check valve is provided with rain pipe downwards, both sides are provided with steam discharge mechanism respectively around the casing.
Preferably, the bottom of the shell is provided with a support frame.
Preferably, steam discharge mechanism includes two weather shields, is provided with two splint between two weather shields, and two splint set up respectively in the weather shield both sides, splint highly be higher than the height of weather shield, two the draw-in groove has been seted up respectively at the inboard top of splint, and the draw-in groove upper end runs through, two be provided with filter plate between splint, filter plate and draw-in groove joint, filter plate joint set up between two splint, two be provided with the second air exhauster between the weather shield, the second air exhauster is installed in the aircraft hole, the aircraft hole sets up on the casing.
Preferably, the support frame is made of stainless steel.
Preferably, the first exhaust fan is provided with eight.
Preferably, the cross section of the transverse plate is rectangular.
Preferably, the mounting plate is fixedly mounted between the two transverse plates through screws.
Compared with the prior art, the utility model provides an oil-immersed grounding transformer possesses following beneficial effect:
1. the utility model discloses a be provided with circulating pump, cooling tower and first air exhauster isotructure, the circulating pump circulation is drawn water, and the cooling tower carries out circulative cooling to water, makes a microthermal air circumstance for the refrigeration case, and the cold wind of first air exhauster extraction refrigeration case is cooled down in to the casing.
2. The utility model discloses a be provided with check valve, filter screen and rain-proof pipe isotructure, the check valve only allows outside air to get into in the casing, and filter screen and rain-proof pipe have dustproof and rainproof effect.
3. The utility model discloses a be provided with filter plate and second air exhauster isotructure, the second air exhauster takes the hot-blast extraction in with the casing, and filter plate pegs graft in the draw-in groove simultaneously, and the convenience is dismantled the washing to filter plate.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic cross-sectional view of the present invention;
fig. 2 is a schematic front view of the present invention;
FIG. 3 is an enlarged schematic view of part A of the present invention;
in the figure: 1. a housing; 2. a support frame; 3. a filter screen plate; 4. a rain shield; 5. drilling a machine hole; 6. a splint; 7. a second exhaust fan; 8. a card slot; 9. a one-way valve; 10. a filter screen; 11. a rain-proof pipe; 12. a water tank; 13. a refrigeration case; 14. a circulation pump; 15. a vent hole; 16. a transverse plate; 17. a first exhaust fan; 18. mounting holes; 19. an air duct; 20. a cold water pipe; 21. a cooling tower; 22. and (7) mounting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution of an oil-immersed grounding transformer: an oil-immersed grounding transformer comprises a shell 1, wherein a support frame 2 is arranged at the bottom of the shell 1, the support frame 2 is made of stainless steel, heat dissipation mechanisms are respectively arranged at two sides in the shell 1, each heat dissipation mechanism comprises a refrigeration box 13, a water tank 12 is arranged in each refrigeration box 13, a circulating pump 14 is arranged in each water tank 12, one end of each circulating pump 14 is connected with a cold water pipe 20, one side, away from each circulating pump 14, of each cold water pipe 20 is connected with a cooling tower 21, each cooling tower 21 is connected with the corresponding water tank 12 through the corresponding cold water pipe 20, a plurality of vent holes 15 are formed in the right side of each refrigeration box 13 in a penetrating manner, transverse plates 16 are respectively and fixedly connected at two ends of the right side of each refrigeration box 13, the transverse plates 16 are rectangular in cross section, a mounting plate 22 is fixedly mounted between the, the air vent 15 is hermetically connected with the mounting hole 18 through a connecting air pipe 19;
the refrigeration case 13 outside is run through and is provided with check valve 9, and check valve 9 runs through casing 1 and extends to the outside, and one side that casing 1 was kept away from to check valve 9 is installed filter screen 10, and one side slope that casing 1 was kept away from to check valve 9 is provided with rain-proof pipe 11 downwards, and rain-proof pipe 11 sets up and prevents that the rainwater from getting into casing 1 through check valve 9 in, both sides are provided with steam discharge mechanism respectively around the casing 1.
Steam discharge mechanism includes two weather shields 4, be provided with two splint 6 between two weather shields 4, two splint 6 set up respectively in weather shield 4 both sides, splint 6 highly be higher than weather shield 4's height, draw-in groove 8 has been seted up respectively at 6 inboard tops of two splint, draw-in groove 8 upper end runs through, be provided with filter plate 3 between two splint 6, filter plate 3 and draw-in groove 8 joint, filter plate 3 joint sets up between two splint 6, be provided with second air exhauster 7 between two weather shields 4, second air exhauster 7 is installed in machine hole 5, machine hole 5 sets up on casing 1.
The utility model discloses a theory of operation and use flow: during the use, start the work of circulating pump 14, circulating pump 14 circulation is drawn water, cooling tower 21 carries out circulative cooling to the water in the cold water pipe 20, make a microthermal air circumstance for refrigeration case 13, first air exhauster 17 extracts the cold wind in with refrigeration case 13 through tuber pipe 19, the cold wind of extraction is cooled down in to casing 1, the check valve 9 that sets up simultaneously only allows outside air to get into in the casing 1, the filter screen 10 and the rain-proof pipe 11 that set up have dustproof and rainproof effect, casing 1's hot-blast is taken out from the casing by second air exhauster 7, second air exhauster 7 is provided with filter plate 3 outward simultaneously, filter plate 3 pegs graft on draw-in groove 8, the convenience is changed the washing to filter plate 3.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An oil-immersed grounding transformer, includes casing (1), its characterized in that: the heat dissipation mechanisms are respectively arranged on two sides in the shell (1), each heat dissipation mechanism comprises a refrigeration box (13), a water tank (12) is arranged in each refrigeration box (13), a circulating pump (14) is arranged in each water tank (12), one end of each circulating pump (14) is connected with a cold water pipe (20), one side, far away from the circulating pump (14), of each cold water pipe (20) is connected with a cooling tower (21), each cooling tower (21) is connected with the corresponding water tank (12) through the corresponding cold water pipe (20), the right side of the refrigeration box (13) is provided with a plurality of vent holes (15) in a penetrating way, the two ends of the right side of the refrigeration box (13) are respectively and fixedly connected with transverse plates (16), a mounting plate (22) is fixedly mounted between the two transverse plates (16), the mounting plate (22) is provided with a plurality of mounting holes (18), a first exhaust fan (17) is respectively arranged in each mounting hole (18), the air vent (15) is hermetically connected with the mounting hole (18) through a connecting air pipe (19);
refrigeration case (13) outside is run through and is provided with check valve (9), and check valve (9) run through casing (1) and extend to the outside, one side that casing (1) was kept away from in check valve (9) is installed filter screen (10), the one side slope that casing (1) was kept away from in check valve (9) is provided with rain pipe (11) downwards, both sides are provided with steam discharge mechanism respectively around casing (1).
2. An oil-filled earthing transformer according to claim 1, characterized in that: the bottom of the shell (1) is provided with a support frame (2).
3. An oil-filled earthing transformer according to claim 1, characterized in that: steam discharge mechanism includes two weather shields (4), is provided with two splint (6) between two weather shields (4), and two splint (6) set up respectively in weather shield (4) both sides, the height that highly is higher than weather shield (4) of splint (6), two draw-in groove (8) have been seted up respectively at splint (6) inboard top, and draw-in groove (8) upper end runs through, two be provided with filter plate (3) between splint (6), filter plate (3) and draw-in groove (8) joint, filter plate (3) joint sets up between two splint (6), two be provided with second air exhauster (7) between weather shield (4), second air exhauster (7) are installed in machine hole (5), machine hole (5) set up on casing (1).
4. An oil-filled earthing transformer according to claim 2, characterized in that: the support frame (2) is made of stainless steel.
5. An oil-filled earthing transformer according to claim 1, characterized in that: eight first exhaust fans (17) are arranged.
6. An oil-filled earthing transformer according to claim 1, characterized in that: the cross section of the transverse plate (16) is rectangular.
7. An oil-filled earthing transformer according to claim 1, characterized in that: the mounting plate (22) is fixedly mounted between the two transverse plates (16) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191133.6U CN209822440U (en) | 2019-07-26 | 2019-07-26 | Oil-immersed grounding transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921191133.6U CN209822440U (en) | 2019-07-26 | 2019-07-26 | Oil-immersed grounding transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209822440U true CN209822440U (en) | 2019-12-20 |
Family
ID=68885329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921191133.6U Expired - Fee Related CN209822440U (en) | 2019-07-26 | 2019-07-26 | Oil-immersed grounding transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209822440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628838A (en) * | 2021-08-11 | 2021-11-09 | 合肥齐兴电器有限责任公司 | Transformer protection component convenient to heat dissipation |
-
2019
- 2019-07-26 CN CN201921191133.6U patent/CN209822440U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113628838A (en) * | 2021-08-11 | 2021-11-09 | 合肥齐兴电器有限责任公司 | Transformer protection component convenient to heat dissipation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |