CN106373719A - Oil-immersed transformer - Google Patents
Oil-immersed transformer Download PDFInfo
- Publication number
- CN106373719A CN106373719A CN201610960474.XA CN201610960474A CN106373719A CN 106373719 A CN106373719 A CN 106373719A CN 201610960474 A CN201610960474 A CN 201610960474A CN 106373719 A CN106373719 A CN 106373719A
- Authority
- CN
- China
- Prior art keywords
- oil
- conducting rod
- low
- casing
- case lid
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses an oil-immersed transformer, which comprises a tank body and a damping base, wherein a tank cover is arranged at the upper part of the tank body and is provided with a high-voltage binding post and a low-voltage binding post; the low-voltage binding post comprises a connector lug, a conducting rod and a porcelain cover; the porcelain cover sleeves the lower part of the conducting rod and the connector lug sleeves the upper part; an oil tank is arranged in the tank body; a high-voltage coil and a low-voltage coil are arranged in the oil tank; a stirring device is arranged at one of two sides of the inner wall of the oil tank through one fixed part; an oil-level display is arranged on the outer wall of the tank body; the damping base is arranged at the bottom of the tank body and comprises three damping strips which are enclosed into a triangle; the damping strips are C-shaped; and a damping spring is arranged between an upper panel and a lower panel. The oil-immersed transformer is simple in structure, reliable in installation, firm in connection and high in voltage resistance strength, raw materials are saved and vibration when the transformer works can be effectively reduced, so that noise is reduced, the cycling speed of oil in the oil tank can be effectively improved and the heat dissipation performance of equipment is improved.
Description
The application is application number: 2014104787340, the applying date: on September 18th, 2014, a kind of denomination of invention: oil immersed type
The divisional application of transformator.
Technical field
The present invention relates to a kind of transformator, specifically a kind of oil-filled transformer.
Background technology
Oil-filled transformer also can constantly make oil temperature rise in the course of the work, and oil temperature typically passes through tank wall and fuel tank internal
Circulation, so that oil temperature is reduced, but the oil circulation process of medial wall and fuel tank internal be slow, the convection intensity of oil is low, is unfavorable for
Reduce the oil temperature of oil-filled transformer, easily promote the oil temperature within the oil-filled transformer under intensive work constantly to rise,
There is potential safety hazard；Transformator can produce sound pollution due to self vibration in the course of the work, the work of people around impact
And rest；Traditional high-tension coil wire dieletric strength is low, and temperature limit is narrow, and insulating barrier tensile strength is low, is unfavorable for
Wrapping, thickness of insulating layer is big, during coiling, increases center conductor consumptive material, increases production cost；Traditional low tension terminal its
Clamp nut and conducting rod exposed position length are big, and conductive pole length is long, and fastening bolt is located at conducting rod side, increase material and use
Amount, high cost, for the problems referred to above, need existing oil-filled transformer is improved.
Content of the invention
It is an object of the invention to provide a kind of oil circulation intensity height, perfect heat-dissipating, damping noise reduction effect be good, low cost
Oil-filled transformer, with solve the problems, such as in above-mentioned background technology propose.
For achieving the above object, the following technical scheme of present invention offer:
A kind of oil-filled transformer, including casing and damping base, described casing top is provided with case lid, and case lid edge is provided with shield
Plate, backplate is connected with locker；Described case lid is provided with high tension terminal and low tension terminal, and described low tension terminal includes wiring
Head, conducting rod and insulator, conducting rod is set in conducting rod and is passed under lid section by passing case lid, insulator inside case lid upwards
Portion, lug is set in conducting rod top, is provided with adjust pad between lug and insulator, and described conducting rod top is provided with laterally to be passed through
The installing hole worn, lug is provided with the through hole being adapted to installing hole, and described lug passes through through hole and installing hole by bolt
It is fixedly set in the top of conducting rod；It is provided with fuel tank in described casing, in fuel tank, be provided with high-tension coil and low-voltage coil, high-voltage connecting
Terminal is connected with high-tension coil, and low tension terminal is connected with low-voltage coil, and described inner wall of oil tank both sides are respectively installed by fixture
There is an agitating device；Described cabinet exterior is provided with oil level monitor；Described box bottom is provided with damping base, described damping
In box bottom, damping base includes three shock absorption strips surrounding triangle to tube chamber welds with base, and described shock absorption strip is in " Contraband " shape, upper,
It is provided with damping spring between lower panel.
As the further scheme of the present invention: described locker is connected with casing.
As the present invention further scheme: described high-tension coil and low-voltage coil are externally provided with screen layer, described shielding
Layer is aluminium foil material.
As the present invention further scheme: described inner wall of oil tank is provided with guiding gutter, top of oil-tank is pacified by fixture
Equipped with agitating device.
As the present invention further scheme: the wire of described high-tension coil is copper conductor, wire is wrapped with two-layer
Laminated polyester film, laminated polyester film outer wrap has insulating paper.
Compared with prior art, the invention has the beneficial effects as follows: the present invention pass through fuel tank internal arrange agitating device, change
Become the circulating path in oil tank of transformer, increased oil circulation intensity and the speed of fuel tank internal, thus improve its radiating
Performance；It is provided with the shock absorption strip of three distributions triangular in shape in box bottom, on the one hand due to the stability of triangle, enable casing
On the ground, on the other hand, the damping spring in shock absorption strip can effectively improve the damping performance of damping base for stable arrangement, fall
The noise producing because of vibrations during low transformator work；The wire dieletric strength of high-tension coil is high, and temperature limit is wide, insulation
Layer is thinning, and insulating barrier tensile strength uprises, and center conductor consumable quantity reduces, and has saved cost；Low tension terminal is worn by bolt
Crossing lug through hole makes two parts be connected with conducting rod installing hole, has on the one hand shortened conductive pole length, on the other hand need not make
With the same fastening bolt of clamping part, simplify material, decreased cost.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of mesolow binding post of the present invention.
Fig. 3 is the sectional view of mesohigh winding wire of the present invention.
Fig. 4 is the polycrystalline substance schematic diagram of the present invention.
Fig. 5 is the structural representation of shock absorption strip in the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1～5, in the embodiment of the present invention, a kind of oil-filled transformer, including casing 1 and damping base 2, institute
State casing 1 top and be provided with case lid 3, case lid 3 edge is provided with backplate 4, and backplate 4 is connected with locker 5；Described case lid 3 is provided with high pressure
Binding post 6 and low tension terminal 7, described low tension terminal 7 includes lug 71, conducting rod 72 and insulator 73, conducting rod 72 by
Case lid 3 is passed upwards, insulator 73 is set in conducting rod 72 bottom, lug 71 is set in conducting rod 72 top, connects inside case lid 3
It is provided with conducting rod 72 top described in adjust pad 76 between the end of a thread 71 and insulator 73 and be provided with the installing hole 74 extending transversely through, lug 71
It is provided with the through hole being adapted to installing hole 74, described lug 71 passes through through hole and installing hole 74 to be fixedly set in by bolt 75
The top of conducting rod 72；It is provided with fuel tank 8 in described casing 1, in fuel tank 8, be provided with high-tension coil 9 and low-voltage coil 10, high-voltage connection
Post 6 is connected with high-tension coil 9, and low tension terminal 7 is connected with low-voltage coil 10, and fixture 11 is passed through in described fuel tank 8 inwall both sides
One agitating device 12 is respectively installed；Described casing 1 outer wall is provided with oil level monitor 13；Described casing 1 bottom is provided with damping
Base 2, described damping base 2 is welded on casing 1 bottom, and damping base 2 includes three shock absorption strips 14 surrounding triangle, described
Shock absorption strip 14 is in " Contraband " shape, is provided with damping spring 15 between upper and lower panel.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (2)
1. a kind of oil-filled transformer, including casing (1) and damping base (2) it is characterised in that: described casing (1) top sets
There is case lid (3), case lid (3) edge is provided with backplate (4), backplate (4) is connected with locker (5)；Described case lid (3) is provided with high-voltage connecting
Terminal (6) and low tension terminal (7), described low tension terminal (7) includes lug (71), conducting rod (72) and insulator (73),
Conducting rod (72) passes case lid (3) upwards by inside case lid (3), and insulator (73) is set in conducting rod (72) and passes case lid (3) portion
The bottom divided, lug (71) is set in conducting rod (72) top, is provided with adjust pad between lug (71) and insulator (73)
(76), described conducting rod (72) top is provided with the installing hole (74) extending transversely through, and lug (71) is provided with and installing hole (74)
The through hole of adaptation, described lug (71) passes through through hole and installing hole (74) to be fixedly set in conducting rod (72) by bolt (75)
Top；It is provided with fuel tank (8) in described casing (1), in fuel tank (8), be provided with high-tension coil (9) and low-voltage coil (10), high-voltage connecting
Terminal (6) is connected with high-tension coil (9), and low tension terminal (7) is connected with low-voltage coil (10), described fuel tank (8) inwall both sides
One agitating device (12) is respectively provided with by fixture (11)；Described casing (1) outer wall is provided with oil level monitor (13)；Institute
State casing (1) bottom and be provided with damping base (2), described damping base (2) is welded on casing (1) bottom, damping base (2) includes
Article three, surround the shock absorption strip (14) of triangle, described shock absorption strip (14) is in " Contraband " shape, is provided with damping spring between upper and lower panel
(15)；Described locker (5) is connected with casing (1)；Described high-tension coil (9) and low-voltage coil (10) are externally provided with screen layer (16)；
Described fuel tank (8) inwall is provided with guiding gutter, and fuel tank (8) top is provided with agitating device (12) by fixture (11).
2. oil-filled transformer according to claim 1 is it is characterised in that the wire (17) of described high-tension coil (9) is
Copper conductor, wire (17) is wrapped with two layers polyester thin layer (18), and laminated polyester film (18) outer wrap has insulating paper (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610960474.XA CN106373719B (en) | 2014-09-18 | 2014-09-18 | A kind of oil-filled transformer |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410478734.0A CN104200959B (en) | 2014-09-18 | 2014-09-18 | Oil immersed transformer |
| CN201610960474.XA CN106373719B (en) | 2014-09-18 | 2014-09-18 | A kind of oil-filled transformer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410478734.0A Division CN104200959B (en) | 2014-09-18 | 2014-09-18 | Oil immersed transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106373719A true CN106373719A (en) | 2017-02-01 |
| CN106373719B CN106373719B (en) | 2017-10-27 |
Family
ID=52086235
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610960474.XA Active CN106373719B (en) | 2014-09-18 | 2014-09-18 | A kind of oil-filled transformer |
| CN201410478734.0A Expired - Fee Related CN104200959B (en) | 2014-09-18 | 2014-09-18 | Oil immersed transformer |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410478734.0A Expired - Fee Related CN104200959B (en) | 2014-09-18 | 2014-09-18 | Oil immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106373719B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105903387A (en) * | 2016-02-23 | 2016-08-31 | 云南大红山管道有限公司 | Damping system of large-capacity stirring tank |
| CN108010673A (en) * | 2017-12-26 | 2018-05-08 | 铜陵三佳变压器科技股份有限公司 | A kind of transformer capsule type oil storage cabinet |
| CN113421735A (en) * | 2020-12-30 | 2021-09-21 | 衡阳市广源线路器材有限公司 | Oil-immersed transformer case shell |
| CN112700951B (en) * | 2021-01-12 | 2021-10-22 | 大唐万宁天然气发电有限责任公司 | Integrated radiator for oil-immersed power equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55111113A (en) * | 1979-02-21 | 1980-08-27 | Toshiba Corp | Transformer |
| JP2011035303A (en) * | 2009-08-05 | 2011-02-17 | Mitsubishi Electric Corp | Transformer |
| CN103456474A (en) * | 2013-09-29 | 2013-12-18 | 丹阳市金诺电器有限公司 | Combined low-voltage bushing of transformer |
| CN203536162U (en) * | 2013-09-27 | 2014-04-09 | 常州市鹏睿机械有限公司 | Oil-immersed transformer oil tank |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203481019U (en) * | 2013-09-29 | 2014-03-12 | 丹阳市金诺电器有限公司 | Combined type transformer low-voltage bushing |
-
2014
- 2014-09-18 CN CN201610960474.XA patent/CN106373719B/en active Active
- 2014-09-18 CN CN201410478734.0A patent/CN104200959B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55111113A (en) * | 1979-02-21 | 1980-08-27 | Toshiba Corp | Transformer |
| JP2011035303A (en) * | 2009-08-05 | 2011-02-17 | Mitsubishi Electric Corp | Transformer |
| CN203536162U (en) * | 2013-09-27 | 2014-04-09 | 常州市鹏睿机械有限公司 | Oil-immersed transformer oil tank |
| CN103456474A (en) * | 2013-09-29 | 2013-12-18 | 丹阳市金诺电器有限公司 | Combined low-voltage bushing of transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104200959B (en) | 2017-02-15 |
| CN106373719B (en) | 2017-10-27 |
| CN104200959A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104200959B (en) | Oil immersed transformer | |
| CN106941040B (en) | Current transformer with starter blocking function | |
| CN209297863U (en) | A kind of Cast Resin Dry-Type Transformer | |
| US11515080B2 (en) | Transformer, coil unit and electronic power apparatus | |
| US11250990B2 (en) | High-voltage transformer and electronic power apparatus | |
| CN204029584U (en) | A kind of low-voltage coil winding for dry-type transformer | |
| US7196609B2 (en) | Transformer winding structure | |
| CN109830364A (en) | Dry type high-frequency high-voltage transformer structure | |
| CN106783027B (en) | A kind of isolating transformer | |
| CN201918250U (en) | Voltage transformer | |
| CN205248064U (en) | Sulfur hexafluoride gas -insulated transformer | |
| CN203746627U (en) | Lower wiring structure of 500 kV sleeve pipe | |
| CN203850139U (en) | Annular transformer with supports | |
| CN205583669U (en) | High tension cable metallic sheath circulation current limiting device | |
| CN201181644Y (en) | Current mutual inductor wire stand and flexible wire structure | |
| CN216818013U (en) | Capacitance core middle fixing structure of oiled paper capacitance type bushing | |
| CN205508608U (en) | High tension current transformer device | |
| CN205318996U (en) | European box -type transformer substation | |
| CN206210576U (en) | A kind of high-tension transformer | |
| US20090167478A1 (en) | Device for improving eddy current loss of transformer and controlling method thereof | |
| CN211957335U (en) | Anti thunder transformer | |
| CN112992487B (en) | Compact arrangement structure and method for 220 kV-level off-circuit tap-changer | |
| CN219457309U (en) | Patch transformer | |
| CN209297869U (en) | A kind of efficiency level-one amorphous alloy iron core distribution transformer | |
| CN208538682U (en) | A kind of three-phase integrated anti-resonance potential transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lin Baiyang Inventor after: Zhou Yaochang Inventor after: Lin Wei Inventor after: Chen Weiye Inventor after: Zeng Lang Inventor before: Chen Wei |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170920 Address after: 325600 weft seventeen Road, Yueqing Economic Development Zone, Zhejiang, Wenzhou Applicant after: Hongguang Electrical Group Co., Ltd. Address before: Ganquan road Shushan District of Hefei City, Anhui Province, Jiangmen 230000 Business Garden No. 81 floor B-1015 Applicant before: Hefei dragon totem Information Technology Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |