CN201994159U - Cooler of transformer - Google Patents
Cooler of transformer Download PDFInfo
- Publication number
- CN201994159U CN201994159U CN2011200370161U CN201120037016U CN201994159U CN 201994159 U CN201994159 U CN 201994159U CN 2011200370161 U CN2011200370161 U CN 2011200370161U CN 201120037016 U CN201120037016 U CN 201120037016U CN 201994159 U CN201994159 U CN 201994159U
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- CN
- China
- Prior art keywords
- water
- supporting plate
- oil
- pipe
- connection pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000001816 cooling Methods 0.000 claims abstract description 73
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 17
- 230000008961 swelling Effects 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 12
- 238000004880 explosion Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005422 blasting Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004087 circulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model discloses a cooler of a transformer, which comprises at least one cooling body arranged hermetically, a submersible pump, a ball valve, an oil connecting pipe and a water connecting pipe, wherein the cooling body is connected with the oil connecting pipe and the water connecting pipe, the oil connecting pipe is connected with the submersible pump, the cooling body comprises a water supporting plate and an oil supporting plate, which are used for isolating oil from water, as well as at least one cooling core body which penetrates the water supporting plate and the oil supporting plate and is arranged on the water supporting plate and the oil supporting plate by expansion joint, the cooling core body is in a double-pipe structure comprising an inner pipe and an outer pipe, circulating water is filled into the inner pipe, and a leak detection groove penetrating the outer pipe along the axial direction is radially arranged outside the inner pipe and inside the outer pipe. The cooler of the transformer is simple in structure, and can effectively avoid the oil-water mixing, avoid the occurrence of explosion accidents, be better in safety performance and regulate the cooling effect according to needs.
Description
Technical field
The utility model relates to a kind of cooler, particularly relates to a kind of transformer cooler.
Background technology
At present, main transformer existing cooler in power station adopts single tube pattern cooler as shown in Figure 1.Mainly form by cooler, oil-immersed pump, Pressure gauge, ball valve.Existing cooler all adopts the single tube form, and such single tube exists tube wall thin, in case easily cause profit to mix after the single tube seepage, causes directly causing significant troubles such as transformer blast, and fail safe is poor.
Summary of the invention
The utility model is finished in order to solve deficiency of the prior art, the purpose of this utility model provide a kind of simple in structure, effectively avoid oil and water to mix, avoid the accident of blasting, security performance relatively good, and can regulate the transformer cooler of cooling effect as required.
Transformer cooler of the present utility model, comprise the cooling body that at least one sealing is provided with, oil-immersed pump, ball valve, oil connection pipe and water connection pipe, described cooling body all is connected with water connection pipe with oil connection pipe, described oil connection pipe is connected with described oil-immersed pump, described cooling body comprises the water supporting plate and the oily supporting plate of isolating oil and water and passes and expanded joint at least one cooling core body on described water supporting plate and oily supporting plate, described cooling core body is the double-sleeve structure that comprises interior pipe and outer tube, pipe inside is filled and is provided with recirculated water in described, and the outside of described interior pipe is provided with the leak detection groove that connects described outer tube vertically in described outer tube inner radial.
Transformer cooler of the present utility model can also be:
Described outer tube outer wall is equipped with radiating fin.
Length of tube is greater than outer length of tube in described, and described interior pipe expanded joint is on described water supporting plate, and described outer tube expanded joint is on described oily supporting plate, and the two ends of described outer tube are between described both sides water supporting plate and described oily supporting plate.
Form enclosure space between described water supporting plate and the described oily supporting plate.
Be provided with sealing plate between described water supporting plate and the described oily supporting plate, offer the leak test mouth on the described sealing plate.
Be provided with the water swelling mouth with described interior pipe expanded joint place on the described water supporting plate, described oily supporting plate and described outer tube expanded joint place are provided with bloated mouthful of oil, and described interior pipe and described outer tube outer wall are provided with bloated rib, and described bloated rib is positioned at the inwall place of described water swelling mouth and the oily mouth that expands.
Described bloated rib for ring is located at described in the pipe and the packing of outer tube outer wall, described water swelling mouth and the described oil mouthful corresponding described packing position of expanding is encircled and is established draw-in groove, described expansion ring seale is fastened in the described draw-in groove.
Described cooler body is provided with oil-feed connection pipe, fuel-displaced pipe, water inlet connection pipe and water outlet connection pipe outward, the water cavity that described cooler body interior top forms for the sealing of water supporting plate, the bottom is the oil pocket that described oily supporting plate sealing forms, described oil pocket top is communicated with described oil-feed connection pipe, the bottom of described oil pocket is communicated with described fuel-displaced pipe, and described water inlet connection pipe is communicated with the two ends of pipe in the described cooling core body with described water outlet connection pipe.
Described oil-feed connection pipe, fuel-displaced pipe, water inlet connection pipe and described water outlet connection Guan Shangjun are provided with ball valve, and described fuel-displaced pipe is connected with described oil-immersed pump.
Described cooling body is three, and described three cooling bodies all are fixedly mounted on the cooling connection seat.
Transformer cooler of the present utility model, because it comprises the cooling body that at least one sealing is provided with, oil-immersed pump, ball valve, oil connection pipe and water connection pipe, described cooling body all is connected with water connection pipe with oil connection pipe, described oil connection pipe is connected with described oil-immersed pump, described cooling body comprises the water supporting plate and the oily supporting plate of isolating oil and water and passes and expanded joint at least one cooling core body on described water supporting plate and oily supporting plate, described cooling core body is the double-sleeve structure that comprises interior pipe and outer tube, pipe inside is filled and is provided with recirculated water in described, and the outside of described interior pipe is provided with the leak detection groove that connects described outer tube vertically in described outer tube inner radial.The advantage that has so in terms of existing technologies is in double pipe structure makes during tracheal rupture, water in the interior pipe flows out to outside the oily supporting plate by detecting groove, therefore, avoiding oil and cooling water to mix blasts, improve the security performance of integral device, because a plurality of cooling bodies can be set as required, therefore, enlarged the cooling effect of cooler simultaneously.
Description of drawings
Fig. 1 is existing transformer cooler cooling core body schematic diagram.
Fig. 2 is the utility model transformer cooler specific embodiment system diagram.
Fig. 3 is the utility model transformer cooler specific embodiment outline drawing.
Fig. 4 is the utility model transformer cooler cooling body outline drawing.
Fig. 5 is the utility model transformer cooler cooling body construction schematic diagram.
Fig. 6 is the two-tube expanded joint schematic diagram of the utility model transformer cooler.
Fig. 7 is the utility model transformer cooler cooling core body sectional view.
The figure number explanation
1 ... cooling body 2 ... oil-immersed pump 3 ... ball valve 4 ... the water supporting plate
5 ... oil supporting plate 6 ... water swelling mouth 7 ... the bloated mouth 8 of oil ... cooling core body
9 ... interior pipe 10 ... outer tube 11 ... leak detection groove 12 ... radiating fin
13 ... confined space 14 ... leak test mouth 15 ... packing 16 ... draw-in groove
17 ... oil-feed connection pipe 18 ... fuel-displaced pipe 19 ... water inlet connection pipe 20 ... water outlet connection pipe
21 ... water cavity 22 ... oil pocket 23 ... cooling connection seat
Embodiment
Fig. 2 to Fig. 7 is described in further detail the utility model below in conjunction with accompanying drawing.
Specific embodiment one
A kind of transformer cooler of the present utility model, please refer to Fig. 2 to Fig. 7, comprise the cooling body 1 that at least one sealing is provided with, oil-immersed pump 2, ball valve 3, oil connection pipe and water connection pipe, described cooling body 1 all is connected with water connection pipe with oil connection pipe, described oil connection pipe is connected with described oil-immersed pump 2, the effect of oil-immersed pump 2 is to extract oil out cooling body 1, and then the oil sources source that guarantee to need cooling constantly enters in the cooling body 1 and cools off, and, water connection pipe and oil connection pipe all are provided with ball valve 3, and the effect of ball valve 3 is whether control water and oil enter in one of them cooling body 1 and enter water and oily flow velocity in this cooling body 1.Described cooling body 1 comprises the water supporting plate 4 and the oily supporting plate 5 of isolating oil and water and passes and expanded joint at least one cooling core body 8 on described water supporting plate 4 and oily supporting plate 5, the effect of cooling core body 8 is the oil that cooling is positioned at its outside, and the effect of water supporting plate 4 and oily supporting plate 5 is isolated water and oil, make both not mix, described cooling core body 8 is the double-sleeve structure that comprises interior pipe 9 and outer tube 10, pipe 9 inside are filled and are provided with recirculated water in described, the outside of pipe 9 is provided with the leak detection groove 11 that connects described outer tube 10 vertically in described outer tube 10 inner radial in described, when interior pipe 9 breaks, in pipe cooling water flow out of and flow out outer tubes 10 in 9 along the leak detection grooves in the outer tube 10 11, because outer tube 10 has passed oily supporting plate 5, therefore, outside the fuel-displaced supporting plate 5 of cooling water flow in the outer tube 10, avoided mixing the possibility of blasting, improved the security performance of integral device with oil.Simultaneously because a plurality of cooling bodies 1 can be set as required, promptly the oil ratio of cooling is more if desired, two, three or more cooling bodies 1 can be set to cool off, each cools off body 1 and all is connected with water connection pipe with oil connection pipe, guarantee cooling effectiveness and amount of cooling water, therefore, enlarged the cooling effect of cooler.
Specific embodiment two
Transformer cooler of the present utility model on the basis of specific embodiment one, please refer to Fig. 2 to Fig. 7, can also be that described outer tube 10 outer walls are equipped with radiating fin 12.Radiating fin 12 can effectively improve cooling effectiveness so that cooling effect is better.Certainly can also be described in the pipe 9 length greater than outer tube 10 length, described in the pipe 9 expanded joints on described water supporting plate 4, described outer tube 10 expanded joints are on described oily supporting plate 5, the two ends of described outer tube 10 are between described both sides water supporting plate 4 and described oily supporting plate 5.The water that spills in the pipe 9 in can effectively guaranteeing like this flows out outer tube 10 along the leak detection groove 11 of outer tube 10, flow in the insulating space between water supporting plate 4 and the oily supporting plate 5, can not mix with the water in water supporting plate 4 outsides, can not mix with the oil in oily supporting plate 5 outsides yet, whether have cooling core body 8 break, effectively avoid water and oil to mix and set off an explosion if being convenient to detect.Further optimized technical scheme is to form enclosure space between described water supporting plate 4 and the described oily supporting plate 5.Can also be between described water supporting plate 4 and described oily supporting plate 5, to be provided with sealing plate, offer leak test mouth 14 on the described sealing plate.Because water supporting plate 4 has formed sealed space with oily supporting plate 5, and the effect of leak test mouth 14 is, whether can open inspection there are flowing out in this confined space 13, if water is arranged, leakage has taken place in the interior pipe 9 of representative at least one cooling core body 8 wherein so, need close this cooling body 1, change the cooling core body 8 that breaks down.If there is not water, represent all cooling core bodies 8 equal operate as normal not leak so, like this, can further efficiently avoid explosion accident to take place.
Specific embodiment three
Transformer cooler of the present utility model, please refer to Fig. 2 to Fig. 7, on the basis of specific embodiment one and specific embodiment two, can also be to be provided with water swelling mouth 6 with described interior pipe 9 expanded joint places on the described water supporting plate 4, described oily supporting plate 5 is provided with bloated mouthful 7 of oil with described outer tube 10 expanded joint places, pipe 9 and described outer tube 10 outer walls are provided with bloated rib in described, and described bloated rib is positioned at described water swelling mouth 6 and oily bloated mouthful 7 inwall place.Two mouths that expand promptly can be set, and being set, the rib that expands is stuck in water swelling mouth 6 and the bloated mouth 7 of oil, guarantee that water swelling mouth 6 and oily bloated mouthful 7 rib that expanded are airtight, make water be kept apart by water supporting plate 4 and oily supporting plate 5, and can between water supporting plate 4 and oily planker, isolate confined space 13 with oily.Further optimized technical scheme is that described bloated rib is to encircle the packing 15 that is located at described interior pipe 9 and outer tube 10 outer walls, and the bloated mouth of described water swelling mouth 6 and described oil 7 corresponding described packings 15 positions are encircled and established draw-in groove 16, and described packing 15 sealed cards are located in the described draw-in groove 16.Packing 15 can be stuck in and further seal water and oil in the draw-in groove 16 like this, guarantees sealing effectiveness.
Specific embodiment four
Transformer cooler of the present utility model, please refer to Fig. 2 to Fig. 7, on the basis of specific embodiment one or specific embodiment two or specific embodiment three, can also be that described cooler body is provided with oil-feed connection pipe 17 outward, fuel-displaced pipe 18, water inlet connection pipe 19 and water outlet connection pipe 20, described cooler body interior top is the water cavity 21 that 4 sealings of water supporting plate form, the bottom is the oil pocket 22 that described oily supporting plate 5 sealings form, described oil pocket 22 tops are communicated with described oil-feed connection pipe 17, the bottom of described oil pocket 22 is communicated with described fuel-displaced pipe 18, and described water inlet connection pipe 19 is communicated with the two ends of pipe 9 in the described cooling core body 8 with described water outlet connection pipe 20.Promptly oil connection pipe is divided into oil-feed connection pipe 17 and fuel-displaced pipe 18, and water connection pipe is divided into into water connection pipe 19 and water outlet connection pipe 20.Interior pipe 9 upper ends of each cooling core body 8 all are communicated with water inlet connection pipe 19, make cooling water manage 9 in can entering, and the lower end of the interior pipe 9 of each cooling core body 8 all is communicated with water outlet connection pipe 20, the cooling water that makes cooling back temperature rise is discharged pipe 9 in the cooling core body 8, and the oil-feed that the top of oil pocket 22 is communicated with connection pipe 17 is introduced oil and is cooled off in the oil pocket 22, and the fuel-displaced pipe 18 that oil pocket 22 bottoms are communicated with will cool off oil that the back sinks and discharge and cool off body 1.Further optimized technical scheme is on described oil-feed connection pipe 17, fuel-displaced pipe 18, water inlet connection pipe 19 and the described water outlet connection pipe 20 ball valve 3 to be set all, described fuel-displaced pipe 18 is connected with described oil-immersed pump 2, the effect of oil-immersed pump 2 is the circulations that guarantee oil, and the effect of ball valve 3 is the flows that open and close single cooling body 1 and control cooling water and oil.In addition, described cooling body 1 is three, and described three cooling bodies 1 all are fixedly mounted on the cooling connection seat 23.Certainly can also be a plurality of cooling body 1 combinations.
Above-mentionedly only several specific embodiments in the utility model are illustrated; but can not be as protection range of the present utility model; every equivalence of having done according to the design spirit in the utility model changes or modifies, and all should think to fall into protection range of the present utility model.
Claims (10)
1. transformer cooler, it is characterized in that: comprise the cooling body that at least one sealing is provided with, oil-immersed pump, ball valve, oil connection pipe and water connection pipe, described cooling body all is connected with water connection pipe with oil connection pipe, described oil connection pipe is connected with described oil-immersed pump, described cooling body comprises the water supporting plate and the oily supporting plate of isolating oil and water and passes and expanded joint at least one cooling core body on described water supporting plate and oily supporting plate, described cooling core body is the double-sleeve structure that comprises interior pipe and outer tube, pipe inside is filled and is provided with recirculated water in described, and the outside of described interior pipe is provided with the leak detection groove that connects described outer tube vertically in described outer tube inner radial.
2. a kind of transformer cooler according to claim 1 is characterized in that: described outer tube outer wall is equipped with radiating fin.
3. a kind of transformer cooler according to claim 1 and 2, it is characterized in that: length of tube is greater than outer length of tube in described, the pipe expanded joint is on described water supporting plate in described, described outer tube expanded joint is on described oily supporting plate, and the two ends of described outer tube are between described both sides water supporting plate and described oily supporting plate.
4. a kind of transformer cooler according to claim 3 is characterized in that: form enclosure space between described water supporting plate and the described oily supporting plate.
5. a kind of transformer cooler according to claim 4 is characterized in that: be provided with sealing plate between described water supporting plate and the described oily supporting plate, offer the leak test mouth on the described sealing plate.
6. a kind of transformer cooler according to claim 3, it is characterized in that: be provided with the water swelling mouth with described interior pipe expanded joint place on the described water supporting plate, described oily supporting plate and described outer tube expanded joint place are provided with bloated mouthful of oil, pipe and described outer tube outer wall are provided with bloated rib in described, and described bloated rib is positioned at described water swelling mouth and oily bloated mouthful inwall place.
7. a kind of transformer cooler according to claim 6, it is characterized in that: described bloated rib is for encircling the packing that is located at described interior pipe and outer tube outer wall, bloated mouthful of corresponding described packing position ring of described water swelling mouth and described oil established draw-in groove, and described expansion ring seale is fastened in the described draw-in groove.
8. a kind of transformer cooler according to claim 1 and 2, it is characterized in that: described cooler body is provided with oil-feed connection pipe, fuel-displaced pipe, water inlet connection pipe and water outlet connection pipe outward, the water cavity that described cooler body interior top forms for the sealing of water supporting plate, the bottom is the oil pocket that described oily supporting plate sealing forms, described oil pocket top is communicated with described oil-feed connection pipe, the bottom of described oil pocket is communicated with described fuel-displaced pipe, and described water inlet connection pipe is communicated with the two ends of pipe in the described cooling core body with described water outlet connection pipe.
9. a kind of transformer cooler according to claim 8 is characterized in that: described oil-feed connection pipe, fuel-displaced pipe, water inlet connection pipe and described water outlet connection Guan Shangjun are provided with ball valve, and described fuel-displaced pipe is connected with described oil-immersed pump.
10. a kind of transformer cooler according to claim 1 and 2 is characterized in that: described cooling body is three, and described three cooling bodies all are fixedly mounted on the cooling connection seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200370161U CN201994159U (en) | 2011-02-11 | 2011-02-11 | Cooler of transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200370161U CN201994159U (en) | 2011-02-11 | 2011-02-11 | Cooler of transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201994159U true CN201994159U (en) | 2011-09-28 |
Family
ID=44670639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200370161U Expired - Fee Related CN201994159U (en) | 2011-02-11 | 2011-02-11 | Cooler of transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201994159U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118620A (en) * | 2015-08-26 | 2015-12-02 | 上海核工程研究设计院 | Water path collecting pipe for internal water cooling phase-shifting transformer |
| CN111614103A (en) * | 2020-06-10 | 2020-09-01 | 新风光电子科技股份有限公司 | Indoor wall-mounted small-size high-voltage dynamic reactive power compensation device |
| CN116230361A (en) * | 2023-03-07 | 2023-06-06 | 江苏腾奇电力科技股份有限公司 | Copper-aluminum alloy radiator for transformer and application method thereof |
-
2011
- 2011-02-11 CN CN2011200370161U patent/CN201994159U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105118620A (en) * | 2015-08-26 | 2015-12-02 | 上海核工程研究设计院 | Water path collecting pipe for internal water cooling phase-shifting transformer |
| CN111614103A (en) * | 2020-06-10 | 2020-09-01 | 新风光电子科技股份有限公司 | Indoor wall-mounted small-size high-voltage dynamic reactive power compensation device |
| CN116230361A (en) * | 2023-03-07 | 2023-06-06 | 江苏腾奇电力科技股份有限公司 | Copper-aluminum alloy radiator for transformer and application method thereof |
| CN116230361B (en) * | 2023-03-07 | 2023-11-21 | 江苏腾奇电力科技股份有限公司 | Copper-aluminum alloy radiator for transformer and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA STATE GRID XINYUAN Effective date: 20121115 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121115 Address after: 132400 production technology department, Baishan power plant, No. 274, Huadian Avenue, Huadian, Jilin Patentee after: Baishan Power Plant Patentee after: State Grid Corporation of China Patentee after: State Grid Xinyuan Hydropower Co., Ltd. Address before: 132400 production technology department, Baishan power plant, No. 274, Huadian Avenue, Huadian, Jilin Patentee before: Baishan Power Plant |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20171107 Address after: 132000 Jilin Jilin Huadian Baishan town production complex building Co-patentee after: State Grid Corporation of China Patentee after: Songhua River hydropower generation Co., Ltd. Jilin Baishan power plant Co-patentee after: State Grid Xinyuan Hydropower Co., Ltd. Address before: 132400 production technology department, Baishan power plant, No. 274, Huadian Avenue, Huadian, Jilin Co-patentee before: State Grid Corporation of China Patentee before: Baishan Power Plant Co-patentee before: State Grid Xinyuan Hydropower Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20190211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |