CN209216726U - A kind of efficiency level-one distribution transformer - Google Patents
A kind of efficiency level-one distribution transformer Download PDFInfo
- Publication number
- CN209216726U CN209216726U CN201822086151.XU CN201822086151U CN209216726U CN 209216726 U CN209216726 U CN 209216726U CN 201822086151 U CN201822086151 U CN 201822086151U CN 209216726 U CN209216726 U CN 209216726U
- Authority
- CN
- China
- Prior art keywords
- fixedly installed
- transformer body
- low
- transformer
- winding
- 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.)
- Active
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a kind of efficiency level-one distribution transformers, including transformer body, the two sides of transformer body bottom are fixedly installed with pedestal, the four sides of transformer body is fixedly installed with corrugated-fin radiator, support plate is fixedly installed at the top of transformer body, the top of support plate is fixedly installed with bushing, low-tension bushing and oil level indicator respectively, and low-tension bushing is located at the rear of bushing.The efficiency level-one distribution transformer, it is used cooperatively by iron core, high-voltage winding, high-tension coil, the first two-sided gummed paper of insulation, low pressure winding, low-voltage coil with second two-sided gummed paper of insulation, it is optimized by the structure to iron core, low pressure winding and high-voltage winding, achieve the purpose that reduce loss and noise, transformer body no-load loss and load loss is set to be all satisfied the efficiency Primary plateaus requirement of Energy efficiency evaluation value, reduce its loss, the energy and cost have been saved, economic effect is improved.
Description
Technical field
The utility model relates to a kind of transformer, specifically a kind of efficiency level-one distribution transformer.
Background technique
Distribution transformer referred to as " distribution transforming ", assign in electric system alternating voltage and electric current are converted according to the law of electromagnetic induction and
Transmit a kind of static electric appliance of AC energy.Some areas are by 35 kilovolts or less most of (be 10KV and following) voltage class
Power transformer, referred to as " distribution transformer ", referred to as " distribution transforming ".The place and place for installing " distribution transforming ", are both electric substation.Distribution
Transformer preferably uses installation or outdoor landing installation on column.Describe its mounting means, Installation Considerations in detail, for formula
Formula, Capacity Selection, operation and maintenance etc..
Transformer during transimission power its own to generate active power loss (i.e. no-load loss and load damage
The summation of consumption), need to consume a large amount of electric energy.But traditional distribution transformer, at runtime, total losses are excessively high, cause
The electricity charge are higher when transformer station high-voltage side bus, very waste of energy, increase cost, uneconomical.
Utility model content
The purpose of this utility model is to provide a kind of efficiency level-one distribution transformers, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of efficiency level-one distribution transformer, including transformer body, the two sides of the transformer body bottom are fixed
Pedestal is installed, the four sides of the transformer body is fixedly installed with corrugated-fin radiator, the top of the transformer body
It is fixedly installed with support plate, the top of the support plate is fixedly installed with bushing, low-tension bushing and oil level indicator respectively, and low
Pressing sleeve pipe is located at the rear of bushing, and lower yoke, the lower yoke are fixedly installed in the middle part of transformer body inner wall bottom
Top three iron cores are fixedly mounted, be fixedly installed with upper yoke at the top of the iron core, the inner surface of the transformer body with
The side of corrugated-fin radiator, which is run through, offers logical hydraulic fluid port, and the transformer body is internally provided with transformer oil.
The outer surface of the iron core is fixedly installed with low pressure winding, and the low pressure winding includes another two low-voltage coil and
Two two-sided gummed papers of insulation are fixedly connected between two low-voltage coils, the low pressure winding by the second two-sided gummed paper that insulate
Outer surface be fixedly installed with half viscous glass fiber band of the second epoxy resin, the half viscous glass fiber of the second epoxy resin
The outer surface of band is fixedly installed with stay in a ring, and the side of the stay is fixedly installed with high-voltage winding, the high-voltage winding
It is solid by first two-sided gummed paper of insulation between two high-tension coils including two high-tension coils and the first two-sided gummed paper of insulation
Fixed connection, the outer surface of the high-voltage winding is fixedly installed with half viscous glass fiber band of the first epoxy resin.
As a further solution of the present invention: the iron core be low-loss, low magnetic hysteresis, high magnetic conduction high-quality silicon steel sheet,
The low pressure winding is all made of high-quality oxygen-free cupreous coiling with high-voltage winding and forms.
The outer surface of second epoxy resin, the half viscous glass fiber band as a further solution of the present invention,
Coil oil duct is formed between the inner surface of high-voltage winding.
The bottom of the oil level indicator extends through support plate and transformer sheet as a further solution of the present invention,
The top of body and the inside for extending to transformer body are provided with pressure relief valve at the top of the oil level indicator.
The two sides at the top of the support plate are fixedly installed with flap seat as a further solution of the present invention, institute
The front for stating flap seat, which is run through, offers fixation hole.
Compared with prior art, the utility model has the beneficial effects that
Originally practical to pass through iron core, high-voltage winding, high-tension coil, the first insulation gummed paper, low pressure winding, low-voltage coil at two-sided
With being used cooperatively for second two-sided gummed paper of insulation, it is optimized by the structure to iron core, low pressure winding and high-voltage winding,
Achieve the purpose that reduce loss and noise, transformer body no-load loss and load loss is made to be all satisfied the efficiency of Energy efficiency evaluation value
Primary plateaus requirement, reduces its loss, has saved the energy and cost, improve economic effect, pass through high-voltage winding and low pressure
The half viscous glass fiber band of half viscous glass fiber band of the first epoxy resin and the second epoxy resin being arranged outside winding increases machine
Tool intensity, since high-tension coil, low-voltage coil and iron core are all made of vacuum drying, transformer oil uses vacuum oil filtering and oilman
Skill minimizes the moisture of inside transformer, and the transformer oil inside transformer body enters corrugated plate by logical hydraulic fluid port
The inside of radiator makes transformer oil be isolated from the outside using corrugated-fin radiator instead of traditional oil storage barrel, and has
Respiratory function causes the volume change of oil to compensate because of temperature change, to make the reliability of product be reinforced, simultaneously
It has been significantly reduced the height of transformer, greatly reduced the space occupied volume, has been readily transported and installs.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of efficiency level-one distribution transformer.
Fig. 2 is the cross-sectional view of transformer body in efficiency level-one distribution transformer.
Fig. 3 is the top view of iron core in efficiency level-one distribution transformer.
In figure: transformer body 1, corrugated-fin radiator 2, pedestal 3, support plate 4, flap seat 5, bushing 6, low-tension bushing
7, oil level indicator 8, transformer oil 9, upper yoke 10, iron core 11, stay 12, logical hydraulic fluid port 13, lower yoke 14, high-voltage winding 15, high-tension coil
16, first insulation two-sided gummed paper 17, half viscous glass fiber band 18 of the first epoxy resin, low pressure winding 19, low-voltage coil 20,
Second insulation two-sided gummed paper 21, half viscous glass fiber band 22 of the second epoxy resin, coil oil duct 23.
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.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of efficiency level-one distribution transformer, including transformer body
1, the two sides of 1 bottom of transformer body are fixedly installed with pedestal 3, and the four sides of transformer body 1 is fixedly installed with corrugated plate
Radiator 2, the top of transformer body 1 are fixedly installed with support plate 4, and the top of support plate 4 is fixedly installed with high pressing sleeve respectively
Pipe 6, low-tension bushing 7 and oil level indicator 8, and low-tension bushing 7 is located at the rear of bushing 6, in 1 inner wall bottom of transformer body
Portion is fixedly installed with lower yoke 14, and three iron cores 11 are fixedly mounted in the top of lower yoke 14, and the top of iron core 11 is fixedly installed with upper yoke
10, the inner surface of transformer body 1 runs through with the side of corrugated-fin radiator 2 offers logical hydraulic fluid port 13, transformer body 1
It is internally provided with transformer oil 9, transformer oil 9 uses vacuum oil filtering and oiling.
The outer surface of iron core 11 is fixedly installed with low pressure winding 19, and low pressure winding 19 includes another two low-voltage coil 20 and the
Two two-sided gummed papers 21 of insulation are fixedly connected between two low-voltage coils 20 by the second two-sided gummed paper 21 of insulation, low pressure around
The outer surface of group 19 is fixedly installed with half viscous glass fiber band 22 of the second epoxy resin, and half viscous glass of the second epoxy resin is fine
The outer surface of dimension band 22 is fixedly installed with stay 12 in a ring, and the side of stay 12 is fixedly installed with high-voltage winding 15, high voltage winding
Group 15 includes two high-tension coils 16 and the first two-sided gummed paper 17 of insulation, and high-tension coil 16, low-voltage coil 20 and iron core 11 are equal
Using vacuum drying, it is fixedly connected between two high-tension coils 16 by the first two-sided gummed paper 17 of insulation, high-voltage winding 15
Outer surface is fixedly installed with half viscous glass fiber band 18 of the first epoxy resin, half viscous glass fiber band 22 of the second epoxy resin
Outer surface and high-voltage winding 15 inner surface between form coil oil duct 23, iron core 11 is that low-loss, low magnetic hysteresis, high magnetic conduction are excellent
Matter silicon steel sheet, and use seven grades of seam closed assemblies, low pressure winding 19 and high-voltage winding 15 be all made of high-quality oxygen-free cupreous coiling and
At composition coil oil duct between the outer surface of half viscous glass fiber band 22 of the second epoxy resin and the inner surface of high-voltage winding 15
23, the bottom of oil level indicator 8 extends through the top of support plate 4 and transformer body 1 and extends to the inside of transformer body 1,
The top of oil level indicator 8 is provided with pressure relief valve, and the two sides at 4 top of support plate are fixedly installed with flap seat 5, the front of flap seat 5
Through offering fixation hole.
The working principle of the utility model is:
In use, passing through iron core 11, high-voltage winding 15, high-tension coil 16, first insulation gummed paper 17, low pressure winding at two-sided
19, low-voltage coil 20 and second two-sided gummed paper 21 of insulation are used cooperatively, and iron core 11 uses low-loss, low magnetic hysteresis, high magnetic conduction
High-quality silicon steel sheet is made, and uses seven grades of seam closed assemblies, and low pressure winding 19 is all made of high-quality oxygen-free copper with high-voltage winding 15 and leads
Line coiling forms, by the way that iron core 11, low pressure winding 19 and the structure of high-voltage winding 15 are optimized, reach reduction loss and
The purpose of noise makes 1 no-load loss of transformer body and load loss be all satisfied the efficiency Primary plateaus requirement of Energy efficiency evaluation value,
Its loss is reduced, the energy and cost have been saved, improves economic effect, by being arranged outside high-voltage winding 15 and low pressure winding 19
Half viscous glass fiber band 22 of half viscous glass fiber band 18 of the first epoxy resin and the second epoxy resin, increase mechanical strong
Degree, since high-tension coil 16, low-voltage coil 20 and iron core 11 are all made of vacuum drying, transformer oil 9 uses vacuum oil filtering and note
Oily technique minimizes the moisture of inside transformer, and the transformer oil 9 inside transformer body 1 by logical hydraulic fluid port 13 into
The inside for entering corrugated-fin radiator 2 makes transformer oil 9 and the external world using corrugated-fin radiator 2 instead of traditional oil storage barrel
Isolation, and cause oily volume change because of temperature change with respiratory function to compensate, so that the reliability of product be made to obtain
Reinforce, while being significantly reduced the height of transformer, greatly reduced the space occupied volume, be readily transported and pacify
Dress.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of efficiency level-one distribution transformer, including transformer body (1), which is characterized in that transformer body (1) bottom
The two sides in portion are fixedly installed with pedestal (3), and the four sides of the transformer body (1) is fixedly installed with corrugated-fin radiator
(2), it is fixedly installed with support plate (4) at the top of the transformer body (1), the top of the support plate (4) is fixed respectively to pacify
Equipped with bushing (6), low-tension bushing (7) and oil level indicator (8), and low-tension bushing (7) is located at the rear of bushing (6), institute
It states and is fixedly installed with lower yoke (14) in the middle part of transformer body (1) inner wall bottom, the top of the lower yoke (14) is fixedly mounted three
A iron core (11) is fixedly installed with upper yoke (10) at the top of the iron core (11), the inner surface and wave of the transformer body (1)
The side of line sheet heat radiator (2), which is run through, to be offered logical hydraulic fluid port (13), and the transformer body (1) is internally provided with transformer
Oily (9);
The outer surface of the iron core (11) is fixedly installed with low pressure winding (19), and the low pressure winding (19) includes another two low pressure
Coil (20) and the second two-sided gummed paper (21) of insulation, pass through the second two-sided gummed paper of insulation between two low-voltage coils (20)
(21) it is fixedly connected, the outer surface of the low pressure winding (19) is fixedly installed with half viscous glass fiber band of the second epoxy resin
(22), the outer surface of the half viscous glass fiber band (22) of the second epoxy resin is fixedly installed with stay (12), institute in a ring
The side for stating stay (12) is fixedly installed with high-voltage winding (15), the high-voltage winding (15) include two high-tension coils (16) and
First two-sided gummed paper (17) of insulation connects by the way that first two-sided gummed paper (17) of insulation is fixed between two high-tension coils (16)
It connects, the outer surface of the high-voltage winding (15) is fixedly installed with half viscous glass fiber band (18) of the first epoxy resin.
2. efficiency level-one distribution transformer according to claim 1, which is characterized in that the iron core (11) be low-loss,
Low magnetic hysteresis, high magnetic conduction high-quality silicon steel sheet, the low pressure winding (19) and high-voltage winding (15) be all made of high-quality oxygen-free cupreous around
It makes.
3. efficiency level-one distribution transformer according to claim 1, which is characterized in that second epoxy resin, half viscosity
Coil oil duct (23) are formed between the outer surface of glass fiber tape (22) and the inner surface of high-voltage winding (15).
4. efficiency level-one distribution transformer according to claim 1, which is characterized in that the bottom of the oil level indicator (8) point
Not Guan Chuan support plate (4) and transformer body (1) top and extend to the inside of transformer body (1), the oil level indicator (8)
Top be provided with pressure relief valve.
5. efficiency level-one distribution transformer according to claim 1, which is characterized in that two at the top of the support plate (4)
Side is fixedly installed with flap seat (5), and the front of the flap seat (5), which is run through, offers fixation hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822086151.XU CN209216726U (en) | 2018-12-12 | 2018-12-12 | A kind of efficiency level-one distribution transformer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822086151.XU CN209216726U (en) | 2018-12-12 | 2018-12-12 | A kind of efficiency level-one distribution transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209216726U true CN209216726U (en) | 2019-08-06 |
Family
ID=67464253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201822086151.XU Active CN209216726U (en) | 2018-12-12 | 2018-12-12 | A kind of efficiency level-one distribution transformer |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209216726U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110780130A (en) * | 2019-10-17 | 2020-02-11 | 合肥市睿电电气技术咨询服务有限责任公司 | Transformer internal fault simulation test equipment |
CN114141477A (en) * | 2021-10-22 | 2022-03-04 | 江苏蜀铭电气设备有限公司 | Double-winding oil-immersed transformer capable of reducing no-load loss |
CN114188147A (en) * | 2021-12-20 | 2022-03-15 | 深圳市龙星辰电源有限公司 | Assembling method of medical power transformer |
CN115863020A (en) * | 2023-01-05 | 2023-03-28 | 江西国翔电力设备有限公司 | Epoxy resin insulation transformer and use method thereof |
-
2018
- 2018-12-12 CN CN201822086151.XU patent/CN209216726U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110780130A (en) * | 2019-10-17 | 2020-02-11 | 合肥市睿电电气技术咨询服务有限责任公司 | Transformer internal fault simulation test equipment |
CN110780130B (en) * | 2019-10-17 | 2022-04-19 | 合肥市睿电电气技术咨询服务有限责任公司 | Transformer internal fault simulation test equipment |
CN114141477A (en) * | 2021-10-22 | 2022-03-04 | 江苏蜀铭电气设备有限公司 | Double-winding oil-immersed transformer capable of reducing no-load loss |
CN114188147A (en) * | 2021-12-20 | 2022-03-15 | 深圳市龙星辰电源有限公司 | Assembling method of medical power transformer |
CN114188147B (en) * | 2021-12-20 | 2024-03-22 | 深圳市龙星辰电源有限公司 | Assembling method of medical power transformer |
CN115863020A (en) * | 2023-01-05 | 2023-03-28 | 江西国翔电力设备有限公司 | Epoxy resin insulation transformer and use method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209216726U (en) | A kind of efficiency level-one distribution transformer | |
CN110491659A (en) | 66kV(110kV) voltage class wind power generation boosting transformer | |
CN204270788U (en) | Transformer shell | |
CN102543398A (en) | Transformer for realizing voltage change through changeover of leads | |
CN110444380A (en) | 66kV voltage class Oversea wind power generation single-phase step-up transformer group | |
CN103326268B (en) | A kind of mineral flame-proof type variable-frequency mobile substation | |
CN202384158U (en) | Super-capacity three-phase integrated generator transformer | |
CN203242482U (en) | 66 kilovolt grounding and station transformer | |
CN209087526U (en) | A kind of loaded capacity-regulated transformer | |
CN214279763U (en) | Axial double-split single-phase dry-type transformer | |
CN205789400U (en) | A kind of regulate and control to run special distribution transformer | |
CN204668107U (en) | A kind of novel energy-conserving oil immersion-type distribution transformer | |
CN208834842U (en) | Low-loss is box around coil transformer | |
CN204441047U (en) | 110kV level energy-saving oil immersed three dimensional wound core power transformer | |
CN212230203U (en) | Transformer oil tank body with novel magnetic shielding structure | |
CN209087521U (en) | A kind of energy-saving oil immersed transformer | |
CN207966695U (en) | A kind of shock-absorbing type three-phase high frequency transformer | |
CN206558336U (en) | A kind of Multifunctional AC ground power transformer | |
CN207909674U (en) | A kind of low power consumption high efficiency transformer | |
CN208970324U (en) | A kind of dry-type transformer that iron core insulation against ground performance is reinforced | |
CN206460851U (en) | A kind of silicon steel sheet of Switching Power Supply | |
CN208400666U (en) | A kind of high-performance energy-saving transformer stable-pressure device | |
CN208737997U (en) | Single-phase solar energy contravariant transformer | |
CN206726926U (en) | A kind of interconnected star connection transformer that can eliminate zero line harmonic current | |
CN219591239U (en) | Wound core distribution transformer with shielding |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230524 Address after: No. 155, fu MA, Mazhong village, an Dong Town, Hangzhou Bay New Area, Ningbo 315000, Zhejiang Province Patentee after: Zhejiang Rendong Electrical Technology Co.,Ltd. Address before: No.155 Fuma, Mazhong village, Andong Town, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee before: NINGBO RENDONG ELECTRIC Co.,Ltd. |