CN106952714B - A kind of high insulation safety type power transformer - Google Patents
A kind of high insulation safety type power transformer Download PDFInfo
- Publication number
- CN106952714B CN106952714B CN201710355901.6A CN201710355901A CN106952714B CN 106952714 B CN106952714 B CN 106952714B CN 201710355901 A CN201710355901 A CN 201710355901A CN 106952714 B CN106952714 B CN 106952714B
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- China
- Prior art keywords
- fixedly connected
- oil
- high voltage
- voltage connector
- binding post
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Classifications
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- 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
-
- 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
- H01F27/32—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)
- Transformers For Measuring Instruments (AREA)
- Housings And Mounting Of Transformers (AREA)
Abstract
The invention discloses a kind of high insulation safety type power transformers, including support base, the upper surface of the support base is fixedly connected with oil-immersed type transformer body, the upper surface of oil-immersed type transformer body is fixedly connected with support column, the upper surface of support column is fixedly connected with immersion oil case, the upper surface of oil-immersed type transformer body is fixedly connected with fixed column, and the surface of fixed column is fixedly connected with three-phase binding post, and the surface of three-phase binding post is fixedly connected with composite insulator.The high insulation safety type power transformer, achieve the effect that high voltage connector is fixed, compression spring causes snap-gauge to contact electrical connection with high voltage connector always, avoid electric power accident caused by high voltage connector loosening, it can make the surface of high voltage connector that there is the performance of insulation, the insulating properties between three-phase binding post can effectively be enhanced, influenced transformer insulated safe so as to effectively solve the problems, such as common oil immersed type transformer binding post directly naked be exposed on the external.
Description
Technical field
The present invention relates to transformer technology field, specially a kind of high insulation safety type power transformer.
Background technology
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Grade coil and iron core (magnetic core).Major function has：Voltage transformation, current transformation, impedance transformation, isolation, voltage stabilizing (magnetic saturation transformation
Device) etc..It can be divided into, according to use,：Power transformer and special transformer (electric furnace change, rectification change, power frequency testing transformer, pressure regulation
Device, mining change, audio-frequency transformer, intermediate-frequency transformer, high frequency transformer, impact transformer, instrument transformer, electronic transformer,
Reactor, mutual inductor etc.).Circuit symbol is often with T as the beginning of number.Example：T01, T201 etc..
Most of transformer used in substation at present is all oil-immersed transformer, big in such transformer connection
Majority is all directly to be exposed on the external connector lug is naked, this brings certain hidden danger to the insulation safety of entire transformer, so needing
Want a kind of high insulation safety type power transformer.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of high insulation safety type power transformers, solve common
Oil-immersed transformer binding post directly naked be exposed on the external and influence the problem of transformer insulated safe.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of high insulation safety type electric power becomes
Depressor, including support base, the upper surface of the support base is fixedly connected with oil-immersed type transformer body, the oil-immersed type transformer body
Upper surface be fixedly connected with support column, the upper surface of the support column is fixedly connected with immersion oil case, the oil-immersed type transformer body
Upper surface be fixedly connected with fixed column, the surface of the fixed column is fixedly connected with three-phase binding post, the three-phase binding post
Surface be fixedly connected with composite insulator.
The inside of the three-phase binding post offers patch jack, card slot and telescopic hole respectively, the patch jack it is interior
Wall is connected with one end of card slot, and the inner bottom wall of the card slot is connected with one end of telescopic hole, and the inner wall of the patch jack slides
High voltage connector is connected with, the inner wall of the card slot slidably connects snap-gauge, the surface of the snap-gauge and the table of high voltage connector
Face is slidably connected, and the surface of the snap-gauge is fixedly connected with mandril, and the surface of the mandril and the inner wall of telescopic hole are slidably connected,
One end of the mandril is fixedly connected with compression spring, and one end of the compression spring is fixedly connected with the inner bottom wall of telescopic hole,
The top of the high voltage connector extends to the top of patch jack, and the thread surface of the high voltage connector is connected with nonmetallic
Protection cap, the manufacture material of the nonmetallic protection cap include modified silicon titanium boron phenolic laminated resin, the nonmetallic protection cap
The surface of inner wall and three-phase binding post be slidably connected, the surface of the high voltage connector is fixedly connected with insulation colloid.
Preferably, one end of the immersion oil case is fixedly connected with oil level pipe, and the oil level pipe is the transparent oil level pipe of tempering.
Preferably, the quantity of the three-phase binding post is three, and the angle formed between three three-phase binding posts is equal
In 120 degree.
Preferably, the top of the snap-gauge is arc-shaped shape, and the telescopic hole is internally provided with transformer oil.
Preferably, the inside of the support base offers spring eye and slide opening, the top of the slide opening and spring respectively
The bottom end connection in hole.
Preferably, the inner roof wall of the spring eye is fixedly connected with ground spring, and the bottom end of the ground spring, which is fixed, to be connected
Position-arresting disk is connected to, the lower surface of the position-arresting disk is fixedly connected with earthing rod, and the surface of the earthing rod and the inner wall of slide opening are slided
Dynamic connection, the bottom end of the earthing rod extends to the bottom end of slide opening.
(3) advantageous effect
The present invention provides a kind of high insulation safety type power transformers, have following advantageous effect：
(1), high insulation safety type power transformer, by the way that the surface of snap-gauge and the surface of high voltage connector is set to slide
Connection, the surface of snap-gauge are fixedly connected with mandril, and the surface of mandril and the inner wall of telescopic hole are slidably connected, and one end of mandril is fixed
Compression spring is connected with, one end of compression spring is fixedly connected with the inner bottom wall of telescopic hole, has reached and high voltage connector is carried out
Fixed effect, compression spring cause snap-gauge to contact electrical connection with high voltage connector always, and high voltage connector is avoided to loosen institute's band
The electric power accident come, nonmetallic protection cap, the system of nonmetallic protection cap are connected with by the thread surface for setting high voltage connector
Producing material material includes modified silicon titanium boron phenolic laminated resin, and the inner wall of nonmetallic protection cap is slided with the surface of three-phase binding post to be connected
It connects, has achieved the effect that, to carrying out insulation protection at the top of three-phase binding post, nonmetallic protection cap has high-insulativity, resistance to height simultaneously
Mild water resistance.
(2), the high insulation safety type power transformer, insulating cement is fixedly connected with by the surface for setting high voltage connector
Body can make the surface of high voltage connector have the performance of insulation, by setting the transformer oil that is internally provided with of telescopic hole, energy
There is high-pressure conductive and generate high temperature in enough compression springs effectively avoided the problem that in telescopic hole, by setting three three-phase binding posts
Between the angle that is formed in 120 degree, can effectively enhance the insulating properties between three-phase binding post, pass through setting ground connection
The surface of column and the inner wall of slide opening are slidably connected, and the bottom end of earthing rod extends to the bottom end of slide opening, can effectively reduce support bottom
The electric conductivity of seat, so as to effectively solve common oil immersed type transformer binding post directly naked be exposed on the external and to influence transformer exhausted
The problem of edge is safe.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is three-phase binding post structure sectional view of the present invention；
Fig. 3 is spring eye structure sectional view of the present invention.
In figure：1 support base, 2 oil-immersed type transformer bodies, 3 support columns, 4 earthing rods, 5 immersion oil casees, 6 fixed columns, 7 three connect
Terminal, 8 composite insulators, 9 patch jacks, 10 card slots, 11 telescopic holes, 12 high voltage connectors, 13 snap-gauges, 14 mandrils, 15 pressure
Spring, 16 nonmetallic protection caps, 17 insulation colloids, 18 oil level pipes, 19 spring eyes, 20 slide openings, 21 ground springs, 22 position-arresting disks.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of high insulation safety type power transformer, including branch
Pedestal 1 is supportted, the inside of support base 1 offers spring eye 19 and slide opening 20, the top of slide opening 20 and the bottom of spring eye 19 respectively
End connection, the inner roof wall of spring eye 19 are fixedly connected with ground spring 21, and the bottom end of ground spring 21 is fixedly connected with position-arresting disk
22, the lower surface of position-arresting disk 22 is fixedly connected with earthing rod 4, and the surface of earthing rod 4 and the inner wall of slide opening 20 are slidably connected, ground connection
The bottom end of column 23 extends to the bottom end of slide opening 20, is slidably connected by the surface and the inner wall of slide opening 20 that set earthing rod 4, ground connection
The bottom end of column 23 extends to the bottom end of slide opening 20, can effectively reduce the electric conductivity of support base 1, the upper surface of support base 1
Oil-immersed type transformer body 2 is fixedly connected with, the upper surface of oil-immersed type transformer body 2 is fixedly connected with support column 3, the upper table of support column 3
Face is fixedly connected with immersion oil case 5, and one end of immersion oil case 5 is fixedly connected with oil level pipe 18, and oil level pipe 18 is the transparent oil level pipe of tempering
18, the upper surface of oil-immersed type transformer body 2 is fixedly connected with fixed column 6, and the surface of fixed column 6 is fixedly connected with three-phase binding post 7,
The quantity of three-phase binding post 7 is three, and the angle formed between three three-phase binding posts 7 in 120 degree, passes through setting
The angle formed between three three-phase binding posts 7 in 120 degree, can effectively enhance the insulation between three-phase binding post 7
Property, the surface of three-phase binding post 7 is fixedly connected with composite insulator 8.
The inside of three-phase binding post 7 offers patch jack 9, card slot 10 and telescopic hole 11, the inner wall of patch jack 9 respectively
It is connected with one end of card slot 10, the inner bottom wall of card slot 10 is connected with one end of telescopic hole 11, and the inner wall of patch jack 9 is slidably connected
There is high voltage connector 12, the inner wall of card slot 10 slidably connects snap-gauge 13, and the top of snap-gauge 13 is arc-shaped shape, telescopic hole 11
Transformer oil is internally provided with, transformer oil is internally provided with by set telescopic hole 11, can effectively avoid telescopic hole 11
There is high-pressure conductive and leads to the problem of high temperature in interior compression spring 15, and the surface of snap-gauge 13 is slided with the surface of high voltage connector 12
Connection, the surface of snap-gauge 13 are fixedly connected with mandril 14, and the surface of mandril 14 and the inner wall of telescopic hole 11 are slidably connected, mandril 14
One end be fixedly connected with compression spring 15, one end of compression spring 15 is fixedly connected with the inner bottom wall of telescopic hole 11, by setting
The surface and the surface of high voltage connector 12 for putting snap-gauge 13 are slidably connected, and have reached the effect that high voltage connector 12 is fixed
Fruit, compression spring 15 cause snap-gauge 13 to contact electrical connection with high voltage connector 12 always, and high voltage connector 12 is avoided to loosen institute's band
The electric power accident come, the top of high voltage connector 12 extend to the top of patch jack 9, and the thread surface of high voltage connector 12 connects
Nonmetallic protection cap 16 is connected to, the manufacture material of nonmetallic protection cap 16 includes modified silicon titanium boron phenolic laminated resin, nonmetallic
The inner wall of protection cap 16 and the surface of three-phase binding post 7 are slidably connected, and are connected by the thread surface for setting high voltage connector 12
There is nonmetallic protection cap 16, achieved the effect that carry out insulation protection to 7 top of three-phase binding post, nonmetallic protection cap 16 is simultaneously
With high-insulativity, high temperature resistant and water resistance, the surface of high voltage connector 12 is fixedly connected with insulation colloid 17, passes through setting
The surface of high voltage connector 12 is fixedly connected with insulation colloid 17, and the surface of high voltage connector 12 can be made to have the property of insulation
Can, it is influenced transformer insulated safe so as to effectively solve common oil immersed type transformer binding post directly naked be exposed on the external
Problem.
In conclusion the high insulation safety type power transformer, by setting the surface of snap-gauge 13 and high voltage connector 12
Surface be slidably connected, the surface of snap-gauge 13 is fixedly connected with mandril 14, and the surface of mandril 14 is slided with the inner wall of telescopic hole 11
Connection, one end of mandril 14 are fixedly connected with compression spring 15, and one end of compression spring 15 and the inner bottom wall of telescopic hole 11 are fixed
Connection, has achieved the effect that high voltage connector 12 is fixed, and compression spring 15 is always so that snap-gauge 13 and high voltage connector
12 contact electrical connections, avoid high voltage connector 12 from loosening caused electric power accident, by the surface for setting high voltage connector 12
Nonmetallic protection cap 16 is threaded with, the manufacture material of nonmetallic protection cap 16 includes modified silicon titanium boron phenolic laminated resin,
The surface of the inner wall and three-phase binding post 7 of nonmetallic protection cap 16 is slidably connected, and has reached and 7 top of three-phase binding post is carried out absolutely
The effect of edge protection, nonmetallic protection cap 16 has high-insulativity, high temperature resistant and water resistance simultaneously, by the way that high-voltage line is set to connect
First 12 surface is fixedly connected with insulation colloid 17, the surface of high voltage connector 12 can be made to have the performance of insulation, by setting
That puts telescopic hole 11 is internally provided with transformer oil, and the compression spring 15 in telescopic hole 11 can effectively be avoided high-pressure conductive occur
High temperature is led to the problem of, by the way that the angle formed between three three-phase binding posts 7 is set in 120 degree, can effectively to increase
Insulating properties between strong three-phase binding post 7, is slidably connected by the surface and the inner wall of slide opening 20 that set earthing rod 4, earthing rod 4
Bottom end extend to the bottom end of slide opening 20, the electric conductivity of support base 1 can be effectively reduced, so as to effectively solve conventional oil
Immersion transformer binding post directly naked be exposed on the external and influence the problem of transformer insulated safe.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this practical relationship or sequence.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
Also there are other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of high insulation safety type power transformer, including support base (1), the upper surface of the support base (1) is fixed
Oil-immersed type transformer body (2) is connected with, the upper surface of the oil-immersed type transformer body (2) is fixedly connected with support column (3), the support
The upper surface of column (3) is fixedly connected with immersion oil case (5), it is characterised in that：The upper surface of the oil-immersed type transformer body (2), which is fixed, to be connected
Fixed column (6) is connected to, the surface of the fixed column (6) is fixedly connected with three-phase binding post (7), the three-phase binding post (7)
Surface is fixedly connected with composite insulator (8)；
The inside of the three-phase binding post (7) offers patch jack (9), card slot (10) and telescopic hole (11) respectively, described to connect
The inner wall of line jack (9) is connected with one end of card slot (10), and the inner bottom wall of the card slot (10) connects with one end of telescopic hole (11)
Logical, the inner wall of the patch jack (9) slidably connects high voltage connector (12), and the inner wall of the card slot (10) slidably connects
Snap-gauge (13), the surface and the surface of high voltage connector (12) of the snap-gauge (13) are slidably connected, the surface of the snap-gauge (13)
Mandril (14) is fixedly connected with, the surface of the mandril (14) and the inner wall of telescopic hole (11) are slidably connected, the mandril (14)
One end be fixedly connected with compression spring (15), one end of the compression spring (15) is fixed with the inner bottom wall of telescopic hole (11) to be connected
It connects, the top of the high voltage connector (12) extends to the top of patch jack (9), the surface spiral shell of the high voltage connector (12)
Line is connected with nonmetallic protection cap (16), and the manufacture material of the nonmetallic protection cap (16) is laminated including modified silicon titanium boron phenolic
Resin, the surface of the inner wall and three-phase binding post (7) of the nonmetallic protection cap (16) are slidably connected, the high voltage connector
(12) surface is fixedly connected with insulation colloid (17)；
One end of the immersion oil case (5) is fixedly connected with oil level pipe (18), and the oil level pipe (18) is the transparent oil level pipe of tempering
(18)；The quantity of the three-phase binding post (7) is three, and the angle formed between three three-phase binding posts (7) is in one
120 degree.
2. a kind of high insulation safety type power transformer according to claim 1, it is characterised in that：The snap-gauge (13)
Top is arc-shaped shape, and the telescopic hole (11) is internally provided with transformer oil.
3. a kind of high insulation safety type power transformer according to claim 1, it is characterised in that：The support base
(1) inside offers spring eye (19) and slide opening (20), the top of the slide opening (20) and the bottom end of spring eye (19) respectively
Connection.
4. a kind of high insulation safety type power transformer according to claim 3, it is characterised in that：The spring eye (19)
Inner roof wall be fixedly connected with ground spring (21), the bottom end of the ground spring (21) is fixedly connected with position-arresting disk (22), institute
The lower surface for stating position-arresting disk (22) is fixedly connected with earthing rod (4), and the surface of the earthing rod (4) is slided with the inner wall of slide opening (20)
Dynamic connection, the bottom end of the earthing rod (4) extends to the bottom end of slide opening (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355901.6A CN106952714B (en) | 2017-05-19 | 2017-05-19 | A kind of high insulation safety type power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710355901.6A CN106952714B (en) | 2017-05-19 | 2017-05-19 | A kind of high insulation safety type power transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106952714A CN106952714A (en) | 2017-07-14 |
| CN106952714B true CN106952714B (en) | 2018-06-19 |
Family
ID=59480050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710355901.6A Active CN106952714B (en) | 2017-05-19 | 2017-05-19 | A kind of high insulation safety type power transformer |
Country Status (1)
| Country | Link |
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| CN (1) | CN106952714B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039593B (en) * | 2017-12-14 | 2024-02-06 | 浙江中大电缆制造有限公司 | Insulating protection device for wire connection part |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2372794Y (en) * | 1999-02-12 | 2000-04-05 | 马明朴 | Electric wire connector with socket function |
| CN201038102Y (en) * | 2007-03-22 | 2008-03-19 | 余谋幸 | Three-phase linkage drop-off type fuse |
| CN201789152U (en) * | 2010-07-30 | 2011-04-06 | 鞍钢集团矿业公司 | Electric welding machine secondary extension cord connector |
| JP5766372B1 (en) * | 2014-07-22 | 2015-08-19 | 三菱電機株式会社 | Gas bushing and oil-filled electrical equipment |
| CN205211505U (en) * | 2015-08-11 | 2016-05-04 | 江苏神马电力股份有限公司 | Insulation support and insulating tube |
-
2017
- 2017-05-19 CN CN201710355901.6A patent/CN106952714B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2372794Y (en) * | 1999-02-12 | 2000-04-05 | 马明朴 | Electric wire connector with socket function |
| CN201038102Y (en) * | 2007-03-22 | 2008-03-19 | 余谋幸 | Three-phase linkage drop-off type fuse |
| CN201789152U (en) * | 2010-07-30 | 2011-04-06 | 鞍钢集团矿业公司 | Electric welding machine secondary extension cord connector |
| JP5766372B1 (en) * | 2014-07-22 | 2015-08-19 | 三菱電機株式会社 | Gas bushing and oil-filled electrical equipment |
| CN205211505U (en) * | 2015-08-11 | 2016-05-04 | 江苏神马电力股份有限公司 | Insulation support and insulating tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106952714A (en) | 2017-07-14 |
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Effective date of registration: 20200831 Address after: Room 01, 02, 03, 3 / F, business office building, area B, Tianxin Software Industrial Park, No. 66-68 Xinling Road, Tianxin District, Changsha City, Hunan Province Patentee after: Hunan faneng Technology Co., Ltd Address before: 526000 E215, Second Floor, Building E, 88 Xinhua Road, Chengzhong Street, Sihui City, Zhaoqing City, Guangdong Province Patentee before: ZHAOQING SHENGSHANG INTELLECTUAL PROPERTY SERVICE Co.,Ltd. |
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Effective date of registration: 20210802 Address after: Room 01, 02 and 03, 3 / F, business office building, block B, Tianxin Software Industrial Park, 66-68 Xinling Road, Tianxin District, Changsha City, Hunan Province, 410000 Patentee after: Hunan faneng Intelligent Technology Co.,Ltd. Address before: Room 01, 02 and 03, 3 / F, business office building, block B, Tianxin Software Industrial Park, 66-68 Xinling Road, Tianxin District, Changsha City, Hunan Province, 410000 Patentee before: Hunan faneng Technology Co., Ltd |
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