CN209544101U - A kind of oil-immersed power transformer - Google Patents
A kind of oil-immersed power transformer Download PDFInfo
- Publication number
- CN209544101U CN209544101U CN201920601662.2U CN201920601662U CN209544101U CN 209544101 U CN209544101 U CN 209544101U CN 201920601662 U CN201920601662 U CN 201920601662U CN 209544101 U CN209544101 U CN 209544101U
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- China
- Prior art keywords
- oil
- heat
- transformer body
- water tank
- filled transformer
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Abstract
The utility model discloses a kind of oil-immersed power transformers, including oil-filled transformer body, the bottom of the oil-filled transformer body two sides is fixedly connected with the opposite face of two pedestals respectively, and the lower surface of two pedestals opens up fluted, and the upper surface of two pedestals is opened up there are four threaded hole；Start two water pumps while running, water pump extracts the aqueous inside the water tank of side and flows into other side water tank by heat-conducting copper pipe, two sides water tank can be automatically performed water cycle process in this way, again due to heat-conducting copper pipe is serpentine-like and gap between several cooling fins in, the effective heat for absorbing cooling fin and shedding, heat is avoided to be gathered in around cooling fin, the heat of oil-filled transformer body lateral wall can also be reduced simultaneously, with good thermally conductive, heat dissipation effect, and the water temperature inside water tank can be effectively reduced in the setting of semiconductor cooler, the heat derives that aqueous is absorbed, convenient for the lasting progress for work of radiating.
Description
Technical field
The utility model belongs to transformer technology field, and in particular to a kind of oil-immersed power transformer.
Background technique
Distribution transformer is one of the important equipment in industrial and mining enterprises and civil buildings power supply-distribution system, product classification according to
The number of phases of single transformer is distinguished, and can be divided into three-phase transformer and single-phase transformer, in three-phase electrical power system, is generally answered
It can also be single-phase using three in three-phase electrical power system when capacity is excessive and is limited by traffic condition with three-phase transformer
Formula transformer forms transformer group, and oil-immersed power transformer is using complete oil-filled closed type, and corrugated tank shell is with itself bullet
Property adapt to oil expansion be sealed-for-life fuel tank, oil-immersed transformer has been widely used in each controller switching equipment.
Currently, existing oil-immersed power transformer relies solely on internal oil when in use and the cooling fin in outside carries out
Heat dissipation, heat dissipation effect is poor, and a variety of casings of upper part are directly exposed to outside, is damaged vulnerable to the collision for falling object.
Utility model content
The purpose of this utility model is to provide a kind of oil-immersed power transformers, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of oil-immersed power transformer, including oil
Immersion transformer body, the bottom of the oil-filled transformer body two sides is fixed with the opposite face of two pedestals respectively to be connected
It connects, and the lower surface of two pedestals opens up fluted, and the upper surface of two pedestals is opened up there are four threaded hole, and four
Screw rod is threaded in threaded hole respectively, the bottom end of the screw rod is fixedly connected with the top of shaft, and shaft is sheathed on axis
In holding, the bearing is connected to the upper surface of mounting plate, and movable pulley is fixed in the middle part of the mounting plate, and the pedestal is separate
The one side of oil-filled transformer body is fixed with fixing seat, and several installation bolts, institute are threaded in fixing seat
The two sides for stating oil-filled transformer body are fixedly installed with water tank, and the bottom on the inside of two water tanks is mounted on water pump,
And two water pumps are electrically connected with external power supply, the water outlet of the water pump is connected with one end of heat-conducting copper pipe, described to lead
The other end of hot copper pipe is connected with the top of another water tank, and the front and back of the oil-filled transformer body is spaced
Be fixed with several cooling fins, the heat-conducting copper pipe is serpentine-like and gap between several cooling fins in.
Preferably, the water tank is sealed and installed with semiconductor cooler far from the one side of oil-filled transformer body, institute
The cold end for stating semiconductor cooler is located inside water tank, and semiconductor cooler and external power supply are electrically connected.
Preferably, the top of the oil-filled transformer body two sides by screw detachably install there are four fixation
Plate, and the upper surface of four fixed plates is fixedly connected with the lower surface of top plate.
Preferably, the shape of the top plate is arc.
Preferably, the two sides of the cover top surface offer threading hole.
Compared with prior art, the utility model has the beneficial effects that
(1) when oil-filled transformer body is when being worked, starts two water pumps while running, water pump extracts side water
Aqueous inside case flows into other side water tank by heat-conducting copper pipe, and such two sides water tank can be automatically performed water cycle process, again
Due to heat-conducting copper pipe is serpentine-like and gap between several cooling fins in, the effective heat for absorbing cooling fin and shedding,
It avoids heat from being gathered in around cooling fin, while the heat of oil-filled transformer body lateral wall can also be reduced, have good
Good thermally conductive, heat dissipation effect, and the water temperature inside water tank can be effectively reduced in the setting of semiconductor cooler, and aqueous is absorbed
Heat derives, convenient for the lasting progress for work of radiating.
(2) by the setting of top plate, top plate can provide protection effect to oil-filled transformer body top, effectively avoid
The collision of object and the generation of oil-filled transformer body top is fallen, and can achieve sun-proof function of taking shelter from rain, avoids fine day sunlight pair
Being exposed to the sun for oil-filled transformer body causes oil-filled transformer body surface temperature to increase, while also avoiding oil-immersed transformer
Ontology is generated corrosion by the erosion of rainwater for a long time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that the utility model oil-filled transformer body is faced；
Fig. 3 is the structural schematic diagram of the utility model top cover；
Fig. 4 is the structural schematic diagram of the utility model pedestal side elevational cross-section；
In figure: 1, oil-filled transformer body；2, pedestal；3, screw rod；4, shaft；5, bearing；6, mounting plate；7, mobile
Wheel；8, fixing seat；9, bolt is installed；10, water tank；11, water pump；12, heat-conducting copper pipe；13, cooling fin；14, semiconductor cooler；
15, fixed plate；16, top plate；17, threading hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of oil-immersed power transformer, including oil immersion
The bottom of formula transformer body 1,1 two sides of oil-filled transformer body is fixedly connected with the opposite face of two pedestals 2 respectively, and
The lower surface of two pedestals 2 opens up fluted, and the upper surface of two pedestals 2 is opened up there are four threaded hole, and four spiral shells
Screw rod 3 is threaded in pit respectively, the bottom end of screw rod 3 is fixedly connected with the top of shaft 4, and shaft 4 is sheathed on bearing 5
Interior, bearing 5 is connected to the upper surface of mounting plate 6, and the middle part of mounting plate 6 is fixed with movable pulley 7, and pedestal 2 becomes far from oil immersed type
The one side of depressor ontology 1 is fixed with fixing seat 8, and several installation bolts 9, oil immersed type are threaded in fixing seat 8
The two sides of transformer body 1 are fixedly installed with water tank 10, and the bottom of two 10 insides of water tank is mounted on water pump 11, and
Two water pumps 11 are electrically connected with external power supply, and the water outlet of water pump 11 is connected with one end of heat-conducting copper pipe 12, conduction copper
The other end of pipe 12 is connected with the top of another water tank 10, and the front and back of oil-filled transformer body 1 is spaced solid
Surely be equipped with several cooling fins 13, heat-conducting copper pipe 12 is serpentine-like and gap between several cooling fins 13 in.
In the present embodiment, the model of water pump 11 is specifically as follows Q5512-40；The model of semiconductor cooler 14 specifically may be used
Think TEC1-12706.
It in the present embodiment, rotates four screw rods 3 two movable pulleys 7 is synchronized and rise or fall, in the work of movable pulley 7
Oil-filled transformer body 1 easy to remove carries out installment work under, calls delivery vehicle without additional, works as oil-immersed transformer
Ontology 1 starts two water pumps 11 while running when being worked, and water pump 11 extracts the aqueous inside side water tank 10 by leading
Hot copper pipe 12 flows into other side water tank 10, and such two sides water tank 10 can be automatically performed water cycle process, and due to heat-conducting copper pipe
12 is serpentine-like and gap between several cooling fins 13 in, the effective heat for absorbing cooling fin 13 and shedding avoids heat
Amount is gathered in around cooling fin 13, while can also reduce the heat of 1 lateral wall of oil-filled transformer body, is had good
Thermally conductive, heat dissipation effect, and the water temperature inside water tank 10 can be effectively reduced in the setting of semiconductor cooler 14, and aqueous is absorbed
Heat derives, convenient for the lasting progress for work of radiating, by the setting of top plate 16, top plate 16 can be to oil-filled transformer body
1 top provides protection effect, the collision for effectively avoiding pendant object and 1 top of oil-filled transformer body from generating, and can achieve and keep away
The sun-proof function of rain avoids fine day sunlight from causing 1 surface temperature of oil-filled transformer body to being exposed to the sun for oil-filled transformer body 1
Degree increases, while 1 long-time of oil-filled transformer body also being avoided to be generated corrosion by the erosion of rainwater.
Further, water tank 10 is sealed and installed with semiconductor cooler 14 far from the one side of oil-filled transformer body 1,
The cold end of semiconductor cooler 14 is located inside water tank 10, and semiconductor cooler 14 and external power supply are electrically connected, semiconductor
The water temperature inside water tank 10 can be effectively reduced in the setting of refrigerator 14, the heat derives that aqueous is absorbed, convenient for heat dissipation work
Lasting progress.
Further, the top of 1 two sides of oil-filled transformer body by screw detachably install there are four fixed plate
15, and the upper surface of four fixed plates 15 is fixedly connected with the lower surface of top plate 16, top plate 16 can be to oil-immersed transformer
1 top of ontology provides protection effect, the collision for effectively avoiding pendant object and 1 top of oil-filled transformer body from generating, and can reach
To sun-proof function of taking shelter from rain, fine day sunlight is avoided to cause 1 table of oil-filled transformer body to being exposed to the sun for oil-filled transformer body 1
Face temperature increases, while 1 long-time of oil-filled transformer body also being avoided to be generated corrosion by the erosion of rainwater.
Further, the shape of top plate 16 is arc, and the setting of arc has better occlusion effect and protecting against shock energy
Power.
Further, the two sides of 16 upper surface of top plate offer threading hole 17, and the setting of threading hole 17 is convenient for electric wire
Installation.
The working principle and process for using of the utility model: four screw rods 3 of rotation drive shaft 4 to rotate in bearing 5,
Under the action of threaded hole, so that the synchronous decline of two movable pulleys 7, the oil immersed type change easy to remove under the action of movable pulley 7
Depressor ontology 1 carries out installment work, calls delivery vehicle without additional, reverse when carrying out oil-filled transformer body 1 and installing
After above-mentioned steps withdraw movable pulley 7 in groove, by turning the completion installment work of bolt 9 is being installed in fixing seat 8, when
Oil-filled transformer body 1 starts two water pumps 11 while running when being worked, and water pump 11 extracts inside side water tank 10
Aqueous other side water tank 10 is flowed by heat-conducting copper pipe 12, such two sides water tank 10 can be automatically performed water cycle process, again
Due to heat-conducting copper pipe 12 is serpentine-like and gap between several cooling fins 13 in, it is effective to absorb what cooling fin 13 shed
Heat avoids heat from being gathered in around cooling fin 13, while can also reduce the heat of 1 lateral wall of oil-filled transformer body
Amount has good thermally conductive, heat dissipation effect, and the water inside water tank 10 can be effectively reduced in the setting of semiconductor cooler 14
Temperature, the heat derives that aqueous is absorbed, convenient for the lasting progress for work of radiating, top plate 16 can be to oil-filled transformer body 1
Top provides protection effect, the collision for effectively avoiding pendant object and 1 top of oil-filled transformer body from generating, and can achieve and take shelter from rain
Sun-proof function avoids fine day sunlight from causing 1 surface temperature of oil-filled transformer body to being exposed to the sun for oil-filled transformer body 1
It increases, while 1 long-time of oil-filled transformer body also being avoided to be generated corrosion by the erosion of rainwater.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of oil-immersed power transformer, including oil-filled transformer body (1), it is characterised in that: the oil immersed type transformation
The bottom of device ontology (1) two sides is fixedly connected with the opposite face of two pedestals (2) respectively, and the lower surface of two pedestals (2)
Open up fluted, and the upper surface of two pedestals (2) is opened up there are four threaded hole, and screw thread connects respectively in four threaded holes
It is connected to screw rod (3), the bottom end of the screw rod (3) is fixedly connected with the top of shaft (4), and shaft (4) is sheathed on bearing (5)
Interior, the bearing (5) is connected to the upper surface of mounting plate (6), is fixed with movable pulley (7), institute in the middle part of the mounting plate (6)
It states pedestal (2) to be fixed with fixing seat (8) far from the one side of oil-filled transformer body (1), and screw thread connects in fixing seat (8)
Several installations bolt (9) are connected to, the two sides of the oil-filled transformer body (1) are fixedly installed with water tank (10), and
Bottom on the inside of two water tanks (10) is mounted on water pump (11), and two water pumps (11) are electrically connected with external power supply, institute
The water outlet for stating water pump (11) is connected with one end of heat-conducting copper pipe (12), the other end of the heat-conducting copper pipe (12) and another
The top of water tank (10) is connected, and the front and back of the oil-filled transformer body (1), which is spaced, is fixed with several
Cooling fin (13), the heat-conducting copper pipe (12) is serpentine-like and gap between several cooling fins (13) in.
2. a kind of oil-immersed power transformer according to claim 1, it is characterised in that: the water tank (10) is far from oil immersion
The one side of formula transformer body (1) is sealed and installed with semiconductor cooler (14), the cold end of the semiconductor cooler (14)
It is internal positioned at water tank (10), and semiconductor cooler (14) and external power supply are electrically connected.
3. a kind of oil-immersed power transformer according to claim 1, it is characterised in that: the oil-filled transformer body
(1) top of two sides by screw detachably install there are four fixed plate (15), and the upper surface of four fixed plates (15) is equal
It is fixedly connected with the lower surface of top plate (16).
4. a kind of oil-immersed power transformer according to claim 3, it is characterised in that: the shape of the top plate (16) is
Arc.
5. a kind of oil-immersed power transformer according to claim 3, it is characterised in that: top plate (16) upper surface
Two sides offer threading hole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601662.2U CN209544101U (en) | 2019-04-29 | 2019-04-29 | A kind of oil-immersed power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601662.2U CN209544101U (en) | 2019-04-29 | 2019-04-29 | A kind of oil-immersed power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209544101U true CN209544101U (en) | 2019-10-25 |
Family
ID=68246496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920601662.2U Expired - Fee Related CN209544101U (en) | 2019-04-29 | 2019-04-29 | A kind of oil-immersed power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209544101U (en) |
-
2019
- 2019-04-29 CN CN201920601662.2U patent/CN209544101U/en not_active Expired - Fee Related
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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: 20191025 Termination date: 20200429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |