CN204857386U - Transformer ripple oil tank - Google Patents
Transformer ripple oil tank Download PDFInfo
- Publication number
- CN204857386U CN204857386U CN201520617880.7U CN201520617880U CN204857386U CN 204857386 U CN204857386 U CN 204857386U CN 201520617880 U CN201520617880 U CN 201520617880U CN 204857386 U CN204857386 U CN 204857386U
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- CN
- China
- Prior art keywords
- transformer
- tank
- tank wall
- wall
- corrugated
- 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
- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- 230000008676 import Effects 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 7
- 239000003351 stiffener Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 4
- 239000010960 cold rolled steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 239000006185 dispersion Substances 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a transformer ripple oil tank mainly solves traditional ripple oil tank transformer and can not utilize corrugated heat radiating area well, and transformer oil flows and fully not to form the circulation of effective convection, and convection efficiency is unsatisfactory, the poor problem of radiating effect. Its characterized in that: the inner wall of tank wall install the baffle, the heat dissipation chamber including not by import of the baffle upper end of sheltering from and lower extreme export, and quilt the middle part cavity that shelters from of baffle. Use the utility model discloses, transformer oil forms an effectual convection circulation on transformer heat dissipation height, transformer oil's rate of circulating flow is faster, convection efficiency is higher, can utilize the heat radiating area of ripple wall betterly, and the radiating effect very improves, adopt less box, less ripple fin just can satisfy transformer heat dispersion's requirement, can directly reduce the oil tank cost to practice thrift transformer installation space.
Description
Technical field
The utility model relates to a kind of assembly of oil-filled transformer, is specifically related to a kind of corrugated tank of transformer.
Background technology
Transformer is requisite equipment in power supply-distribution system, distribution transformer many employings oil-filled transformer of the power supply-distribution system of industrial and mining enterprises and civil buildings.Oil-filled transformer can generate heat because of the coil current of transformer at work, so whether reasonably the cooling of corrugated tank of transformer, heat dispersion weigh Oiltank structure one of important indicator.
The heat that transformer current heating loss electric energy produces is delivered in surrounding medium (transformer oil), the temperature of coolant (transformer oil) rises, under the effect of thermal buoyancy effect, the transformer oil of higher temperature is upwards flowed by winding, then flow into corrugate fin downwards to shed partial heat, oil temperature reduces, and the transformer oil of lower temperature again flows through winding and absorbs heat, forms heat loss through convection circulation like this.
The Convection states of traditional transformer corrugated tank operating state transformer oil as shown in Figure 7, transformer oil forms multiple oil stream small size circulation as shown by arrows on transformer heat radiation height, each oil stream small size circulation rate is slower, the bottom oil temperature of each oil stream small size circulation is folded gradually from top to bottom increases, the fluid state of transformer oil is horizontal laminar flow or flows hardly, can not reach turbulence state.So traditional corrugated oil box transformer can not utilize the area of dissipation of ripple well, transformer oil stream fully can not form the circulation of effective heat loss through convection, and heat loss through convection efficiency is undesirable, thus affects radiating effect.
Utility model content
In order to overcome the above-mentioned defect of traditional transformer corrugated tank tradition corrugated oil box transformer oil, the utility model provides a kind of corrugated tank of transformer.Mainly solve the area of dissipation that traditional corrugated oil box transformer can not utilize ripple well, transformer oil stream fully can not form the circulation of effective heat loss through convection, and heat loss through convection efficiency is undesirable, the problem of radiating effect difference.
The technical solution adopted in the utility model:
A kind of corrugated tank of transformer, comprise tank wall and base plate, described tank wall forms interior oil pocket together with base plate, the periphery wall of described tank wall is provided with the heat sink of some vertical directions, described heat sink include with described in the heat dissipation cavity that interconnects of oil pocket, gap between adjacent described heat sink forms air cooling runner, it is characterized in that: the inwall of described tank wall is provided with baffle plate, described heat dissipation cavity includes the upper end import of not blocked by described baffle plate and lower end exports, and by middle part chamber that described baffle plate blocks.
Described baffle plate adopts entire plate welded structure, and the height of described baffle plate is less than the height of described heat dissipation cavity and is positioned at the center of described heat dissipation cavity, and the length of described baffle plate can block described heat dissipation cavity whole on described tank wall limit.
Described tank wall is the flexible rectangular box wall construction of band, makes with cold-rolled steel sheet.
Described heat sink adopts the corrugate fin of band cavity, and described corrugate fin is equidistantly contour.
Described tank wall four interior corner locations are provided with the fixing angle steel of vertical direction.
Upper/lower terminal outside some described heat sinks is welded with the fixing round steel of level respectively.
The long side both upper ends thereof of described tank wall is welded with lifting link.
Also comprise the pony sill for supporting described base plate, described pony sill is made up of two parallel channel-section steels.
Described pony sill and the junction of base plate are provided with several piece triangle stiffener.
The beneficial effects of the utility model are:
Use the utility model, transformer oil forms an effective heat loss through convection circulation on transformer heat radiation height, and the circulation velocity of transformer oil is faster, heat loss through convection efficiency is higher, and can utilize the area of dissipation of corrugated plate preferably, radiating effect is greatly improved; Adopt less casing, less corrugate fin just can meet the requirement of heat dispersion, can directly reduce fuel tank cost, and save transformer installing space.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model embodiment.
Fig. 2 is the top view of the utility model embodiment.
Fig. 3 is the A-A half sectional view of the utility model embodiment and the Convection states exemplary plot of operating state transformer oil.
Fig. 4 is the B-B cutaway view of the utility model embodiment.
Fig. 5 is the C-C cutaway view of the utility model embodiment.
Fig. 6 is the D-D cutaway view of the utility model embodiment.
Fig. 7 is the Convection states schematic diagram of traditional transformer corrugated tank operating state transformer oil.
Tank wall 1, base plate 2, interior oil pocket 3, heat sink 4, heat dissipation cavity 5, upper end import 5-1, lower end outlet 5-2, middle part chamber 5-3, air cooling runner 6, baffle plate 7, fixing angle steel 8, fixing round steel 9, lifting link 10, mounting 11, triangle stiffener 12.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, the present embodiment provides a kind of corrugated tank of transformer: comprise tank wall 1 and base plate 2, oil pocket 3 in described tank wall 1 is formed together with base plate 2, the periphery wall of described tank wall 1 is provided with the heat sink 4 of some vertical directions, described heat sink 4 include with described in the heat dissipation cavity 5 that interconnects of oil pocket 3, the gap between adjacent described heat sink 4 forms air cooling runner 6; The inwall of described tank wall 1 is provided with baffle plate 7, and described heat dissipation cavity 5 includes the upper end import 5-1 that do not blocked by described baffle plate 7 and lower end exports 5-2, and by middle part chamber 5-3 that described baffle plate 7 blocks.
As shown in Figure 3, when the transformer of the present embodiment works, the heat that transformer current heating loss electric energy produces is delivered in transformer oil, the temperature of transformer oil rises, under the effect of thermal buoyancy effect, the transformer oil of higher temperature is upwards flowed by winding, then flow into downwards in heat dissipation cavity 5, by conducting heat with the cross-ventilation in air cooling runner 6, scatter out partial heat, oil temperature reduces, the transformer oil of lower temperature again flows through winding and absorbs heat, the heat radiation height of such transformer oil in heat sink 4 is formed a unidirectional effective heat loss through convection circulation as shown by arrows.Detect through test of many times, the cooling of the present embodiment corrugated tank of transformer, radiating effect are apparently higher than traditional corrugated tank, under the prerequisite that tank wall 1 and heat sink 4 are all constant, corrugated tank of transformer oil top layer temperature rise more traditional corrugated tank oil top layer temperature rise of the present embodiment is low 2 ~ 5 DEG C.
Use the utility model, the circulation velocity of transformer oil is faster, heat loss through convection efficiency is higher, and can utilize the area of dissipation of corrugated plate preferably, radiating effect is greatly improved; Adopt less casing, less corrugate fin just can meet the requirement of heat dispersion, can directly reduce fuel tank cost, and save transformer installing space.
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiments provide a kind of structure of heat sink 4: heat sink 4 adopts the corrugate fin of band cavity, and described corrugate fin is equidistantly contour.In the present embodiment, the corrugate fin of contour equidistant installation, guarantees that whole interior oil pocket 3 is more evenly distributed with the transformer oil temperature in all heat dissipation cavity 5, transformer is run more stable.
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiments provide a kind of structure of baffle plate 7: baffle plate 7 adopts entire plate welded structure, the height of described baffle plate 7 is less than the height of described heat dissipation cavity 5 and is positioned at the center of described heat dissipation cavity 5, and the length of described baffle plate 7 can block described heat dissipation cavity 5 whole on described tank wall 1 one limits.In this enforcement, baffle plate 7 structure is simple, easy to process; It is consistent that the center being placed in heat dissipation cavity 5 ensures that upper end import 5-1 and the lower end of heat dissipation cavity 5 export 5-2 latus rectum, guarantees the heat loss through convection cycle balance in heat dissipation cavity 5, stablizes; The whole plate structure of baffle plate 7 also plays the effect strengthening tank wall 1, by accurate Calculation, suitably can also reduce the thickness of tank wall 1, reduce costs further during processing and fabricating.
As shown in Figure 1, Figure 2, Figure 3 shows, present embodiments provide a kind of structure of tank wall 1: tank wall 1 is the flexible rectangular box wall construction of band, makes with cold-rolled steel sheet.The present embodiment, rectangular box wall construction is easy to process, and cost of labor is low.
As shown in Fig. 2, Fig. 4, Fig. 5, present embodiments provide a kind of structure of fixing angle steel 8: tank wall 1 four interior corner locations are welded with the fixing angle steel 8 of vertical direction.In the present embodiment, fixing angle steel 8 had both played to be strengthened tank wall 1 and acts on, and can also play the effect of auxiliary mould in the course of processing, and it is more attractive in appearance that the welding deformation reducing tank wall 1 makes it profile.
As shown in Figure 2 and Figure 3, a kind of structure of fixing round steel 9 is present embodiments provided: the upper/lower terminal outside some heat sinks 4 is welded with the fixing round steel 9 of level respectively.In the present embodiment, fixing round steel 8 plays the effect strengthening heat sink 4 rigidity, makes tank wall 1 to weld wider heat sink 4, can reduce height and the quantity of heat sink 4, make the size of tank wall 1 less, reduce costs under ensureing the prerequisite of heat dispersion.
Oil-filled transformer operationally oil temperature rises, and transformer oil volume can expand, and described transformer mailbox, except having except heat sinking function, also must have enough elasticity and intensity, the change of transformer oil volume when being elevated with compensation temperature.In the present embodiment, above-mentioned tank wall 1, baffle plate 7, fixing angle steel 8, fixing round steel 9 all have increases the elasticity of corrugated tank of transformer and the structure of intensity and feature, effectively can ensure the normal work of transformer.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of structure lifting link 10 is present embodiments provided: the long side both upper ends thereof of tank wall 1 is welded with lifting link 10.In the present embodiment, lifting link 10 and U-shaped button with the use of, compared with traditional hook, reduce the rate of failure of lifting to greatest extent.
As shown in Fig. 1, Fig. 3, Fig. 6, present embodiments provide a kind of structure of pony sill 11: pony sill 11 main body is made up of two parallel channel-section steels, pony sill 11 is provided with several piece triangle stiffener 12 with the junction of base plate 2.In the present embodiment, transformer belongs to dead load, and the pony sill 11 be made up of channel-section steel can meet requirement of strength, than pipe fitting, I-steel more material-saving, and also simple for structure, easy to process; Triangle stiffener 12 can strengthen the stability of pony sill 11, and triangle stiffener 12 also can make the specification of channel-section steel suitably reduce simultaneously, reduces materials.
Obviously, above-described embodiment of the present utility model is only used to the utility model example is described, and the restriction not to execution mode of the present utility model.For those of ordinary skill in the field, other multi-form change or variations can also be made on the basis of the above description.Here without the need to also poor example cannot be given to all execution modes.And these belong to connotation of the present utility model the apparent change of amplifying out or variation still belong to protection range of the present utility model.
Claims (9)
1. a corrugated tank of transformer, comprise tank wall (1) and base plate (2), oil pocket (3) in described tank wall (1) is formed together with base plate (2), the periphery wall of described tank wall (1) is provided with the heat sink (4) of some vertical directions, described heat sink (4) include with described in the heat dissipation cavity (5) that interconnects of oil pocket (3), gap between adjacent described heat sink (4) forms air cooling runner (6), it is characterized in that: the inwall of described tank wall (1) is provided with baffle plate (7), described heat dissipation cavity (5) includes the upper end import (5-1) of not blocked by described baffle plate (7) and exports (5-2) with lower end, and by middle part chamber (5-3) that described baffle plate (7) blocks.
2. a kind of corrugated tank of transformer according to claim 1, it is characterized in that: described baffle plate (7) adopts entire plate welded structure, the height of described baffle plate (7) is less than the height of described heat dissipation cavity (5) and is positioned at the center of described heat dissipation cavity (5), and the length of described baffle plate (7) can block described heat dissipation cavity (5) whole on described tank wall (1) limit.
3. a kind of corrugated tank of transformer according to claim 1, is characterized in that: described tank wall (1) is the flexible rectangular box wall construction of band, makes with cold-rolled steel sheet.
4. a kind of corrugated tank of transformer according to claim 1, is characterized in that: described heat sink (4) adopts the corrugate fin of band cavity, and described corrugate fin is equidistantly contour.
5. a kind of corrugated tank of transformer according to claim 3, is characterized in that: described tank wall (1) four interior corner locations is provided with the fixing angle steel (8) of vertical direction.
6. a kind of corrugated tank of transformer according to claim 4, is characterized in that: the upper/lower terminal in some described heat sink (4) outsides is welded with the fixing round steel (9) of level respectively.
7. a kind of corrugated tank of transformer according to claim 3, is characterized in that: the long side both upper ends thereof of described tank wall (1) is welded with lifting link (10).
8. a kind of corrugated tank of transformer according to claim 1, is characterized in that: also comprise the pony sill (11) for supporting described base plate (2), and described pony sill (11) is made up of two parallel channel-section steels.
9. a kind of corrugated tank of transformer according to claim 8, is characterized in that: described pony sill (11) is provided with several piece triangle stiffener (12) with the junction of base plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617880.7U CN204857386U (en) | 2015-08-17 | 2015-08-17 | Transformer ripple oil tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520617880.7U CN204857386U (en) | 2015-08-17 | 2015-08-17 | Transformer ripple oil tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204857386U true CN204857386U (en) | 2015-12-09 |
Family
ID=54747913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520617880.7U Expired - Fee Related CN204857386U (en) | 2015-08-17 | 2015-08-17 | Transformer ripple oil tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204857386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108022728A (en) * | 2016-10-28 | 2018-05-11 | 上海置信电气非晶有限公司 | A kind of corrugated tank lifting bar structure |
-
2015
- 2015-08-17 CN CN201520617880.7U patent/CN204857386U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108022728A (en) * | 2016-10-28 | 2018-05-11 | 上海置信电气非晶有限公司 | A kind of corrugated tank lifting bar structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |