CN105469959B - Insulating cylinder and transformer - Google Patents
Insulating cylinder and transformer Download PDFInfo
- Publication number
- CN105469959B CN105469959B CN201610067480.2A CN201610067480A CN105469959B CN 105469959 B CN105469959 B CN 105469959B CN 201610067480 A CN201610067480 A CN 201610067480A CN 105469959 B CN105469959 B CN 105469959B
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- China
- Prior art keywords
- insulating cylinder
- insulating
- vertical component
- mounting portion
- cushion block
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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
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
- H01F27/325—Coil bobbins
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Bodies (AREA)
Abstract
The invention discloses a kind of insulating cylinder and transformer, wherein insulating cylinder includes：The insulating cylinder body of inner hollow, the upper end of the insulating cylinder body have at least two open slots, and each open slot includes vertical component effect and the limiting section intersected with vertical component effect inclination, and one end of the vertical component effect extends to insulating cylinder body end face.Cushion block is passed through the vertical component effect and limiting section of open slot by the present invention by changing the structure of insulating cylinder and cushion block by insulation blanket stud, and is passed through the first insulating nut and fixed on raising seat, and is passed through the second insulating nut and fixed insulating cylinder and raising seat；Facilitate one man operation, save working hour, substantially reduce the assembly time of raising seat insulating cylinder, obvious economic.
Description
Technical field
The present invention relates to a kind of field transformer more particularly to a kind of insulating cylinders and transformer.
Background technology
The assembling schematic diagram of existing raising seat 100 and insulating cylinder, such as Fig. 1 are insulated by insulated bolt come directly fixed
Cylinder, the main function of insulating cylinder are to divide the oil clearance between casing and raising seat wall, increase insulation distance, it is straight to reduce raising seat
Diameter.Component (is made of insulating cylinder 200, cross-over block 300, insulated bolt.Insulating cylinder is fixed on liter by turning insulated bolt
On dais inner wall bottom plate.
There are the problem of it is as follows：1. cushion block installation is inconvenient, poor operability, and needs 2 or more operators, working hour
It is long, high labor cost；2. due to be backhand grope place cushion block, insulating cylinder and raising seat between must reserve it is enough away from
From, and have high requirements to the dimensional tolerance precision of cushion block, insulating cylinder, if overproof, assembling is difficult；3. since insulating cylinder exists
It is vacantly to place to increase in seat, is not positioned before coupling with raising seat, therefore before mounting insulation tube, it needs manually to climb into raising
Device to hole in seat will also place stay limiting between insulating cylinder and raising seat, to prevent damage insulating cylinder, this operating cost expenses of labour material
(stay is just ineffective after limiting)；4. raising seat must be protected before standing up, to avoid insulating cylinder beyond raising seat
Part collided with damage, increase workload；5. it needs to take operation console during last fastening or worker is arranged to enter in it again
Portion, it is time-consuming.
Invention content
For the present invention in order to solve above-mentioned difficulties, working hour can be saved with one man operation by providing one kind, shorten raising seat and insulation
The insulating cylinder and transformer of the assembly time of cylinder.
To achieve these goals, the present invention is mounted on power transformer enclosure using following technical scheme, a kind of insulating cylinder
It is interior, including：The insulating cylinder body of inner hollow, the upper end of the insulating cylinder body have at least two open slots, each open slot
Include vertical component effect and the limiting section intersected with vertical component effect inclination, one end of the vertical component effect extends to insulating cylinder body end
Face.
In one embodiment of the invention, the vertical component effect of each open slot and limiting section institute are angled for right angle or sharp
Angle.
In one embodiment of the invention, the side wall of the insulating cylinder body, the position for closing on open slot offers mounting hole.
It is corresponding with above-mentioned insulating cylinder, the present invention also provides a kind of transformer, including：A kind of transformer, including:It rises
Dais；Insulating cylinder, the insulating cylinder body including inner hollow, the upper end of the insulating cylinder body side wall have at least two open slots,
Each open slot includes vertical component effect and the limiting section intersected with vertical component effect inclination, and one end of the vertical component effect extends to absolutely
Edge cylinder upper surface；Cushion block, equipped with through-hole；Fixation kit, including the first insulating nut, the second insulating nut and insulation spiral shell
Bar, the insulation blanket stud are fixed on after passing through through-hole on raising seat, and first insulating nut coordinates with insulation blanket stud, by cushion block
It is relatively fixed with raising seat, the insulation blanket stud coordinates after passing through the vertical component effect of open slot with the limiting section, limits insulating cylinder
Axial position；Second insulating nut coordinates with insulation blanket stud, and insulating cylinder is made to be relatively fixed with raising seat, and described first absolutely
Edge nut and the second insulating nut are located inside and outside insulating cylinder body side wall respectively.
In one embodiment of the invention, the vertical component effect of each open slot angled with limiting section institute is right angle or acute angle.
In one embodiment of the invention, the fixation kit further includes insulated bolt；The side wall of the insulating cylinder body, faces
The position of nearly open slot offers mounting hole；The cushion block has multiple through-holes, and one of them of the mounting hole and cushion block are logical
Hole is corresponding, and insulated bolt is fixed on after passing through corresponding mounting hole and through-hole on raising seat.
In one embodiment of the invention, the cushion block includes the first mounting portion and the second mounting portion, second installation
The thickness in portion is more than the thickness of the first mounting portion；There are two the through-holes, is separately positioned on first mounting portion and the second peace
In dress portion；The thickness of first insulating nut is less than or equal to the thickness difference of the first mounting portion and the second mounting portion, and described the
One insulating nut and the first mounting portion coordinate.
In one embodiment of the invention, first mounting portion and the second mounting portion are integrally formed, second installation
Portion is equipped with chamfering.
In one embodiment of the invention, the vertical component effect and limiting section arc transition, the upper end opening of the vertical component effect
Place is equipped with chamfering.
In one embodiment of the invention, the circumferential direction of the insulating cylinder is uniformly provided with four open slots.
Compared with prior art, the beneficial effects of the invention are as follows：The configuration of the present invention is simple, modern design.The present invention passes through
Change the structure of insulating cylinder and cushion block, cushion block is passed through to the vertical component effect and limiting section of open slot by insulation blanket stud, and pass through the
One insulating nut is fixed on raising seat, and is passed through the second insulating nut and fixed insulating cylinder and raising seat；Facilitate one man operation, save
Saving working hour substantially reduces the assembly time of raising seat insulating cylinder, obvious economic.
In addition, the vertical component effect of open slot and limiting section institute are angled for right angle or acute angle, insulation blanket stud skids off in order to prevent
Open slot causes to connect unstable；Increase insulated bolt, considerably increase cushion block, the firmness between insulating cylinder and raising seat；
Cushion block includes two mounting portions, and two mounting portions have thickness difference, coordinates convenient for the installation of the first insulating nut and cushion block, conducive to exhausted
The installation of edge cylinder；First installation of cushion block and the second mounting portion are integrally formed, and are conducive to reinforce insulating cylinder, cushion block and raising seat
It reinforces, improves stability；Vertical component effect and limiting section arc transition, smoothly limiting section is slipped into convenient for insulation blanket stud from vertical component effect；It hangs down
Chamfering is equipped at the upper end opening in straight portion, insulation blanket stud is contributed to slip into open slot, avoids breaking insulation barrel；It is uniformly arranged
Four open slots improve mounting stability between insulating cylinder and raising seat.
Description of the drawings
Fig. 1 is the assembling schematic diagram of insulating cylinder and raising seat in existing design transformer；
Fig. 2 is the structure diagram of insulating cylinder of the present invention；
Fig. 3 is the structure diagram after insulating cylinder of the present invention expansion；
Fig. 4 is the enlarged drawing at A in Fig. 3；
Fig. 5 is cushion block sectional view of the present invention；
Fig. 6 is the vertical view of cushion block of the present invention；
Fig. 7 show the assembling schematic diagram of insulating cylinder and raising seat in the transformer of one embodiment of the invention offer.
Specific embodiment
In order to which those skilled in the art is made to be better understood from the present invention program, below in conjunction in the embodiment of the present invention
Attached drawing carries out the technical solution in the embodiment of the present invention clear, complete description.
As illustrated in figs. 2-7, a kind of insulating cylinder and transformer provided by the invention, including：Increase seat 1, insulating cylinder 2, cushion block 3
With fixation kit 4.Insulating cylinder 2 includes the insulating cylinder body of inner hollow, and there are four be open for the upper end tool of the insulating cylinder body side wall
Slot 21, each open slot include vertical component effect 211 and tilt the limiting section 212 intersected, and the vertical component effect with vertical component effect 211
211 one end extends to insulating cylinder body upper surface；Cushion block 3 is equipped with through-hole 31；Fixation kit 4 includes the first insulating nut 41, the
Two insulating nuts 42 and insulation blanket stud 43, the insulation blanket stud 43 are fixed on after passing through through-hole 31 on raising seat 1, and described first
Insulating nut 41 coordinates with insulation blanket stud 43, cushion block 3 and raising seat 1 is relatively fixed, the insulation blanket stud 43 passes through open slot
Vertical component effect 211 after coordinate with the limiting section 212, limit insulating cylinder 2 axial position；Second insulating nut 42 with absolutely
Edge screw rod 43 coordinates, and insulating cylinder 2 is made to be relatively fixed with raising seat 1,41 and second insulating nut 42 of the first insulating nut divides
It Wei Yu not be inside and outside insulating cylinder body side wall.The cushion block is fixed on raising by the first insulating nut 41 and insulation blanket stud 43
Seat 1, insulation blanket stud 43 sequentially passes through the vertical component effect 211 of open slot and limiting section 212, by the second insulating nut 42 by insulating cylinder
2, cushion block 3 and raising seat 1 are fixed.
In this present embodiment, it is right angle that the vertical component effect 211 of each open slot 21 is angled with 212 institute of limiting section, described to open
Mouth slot is L-shaped, is conducive to the fixation of insulating cylinder 2, provides stability.In other embodiment, 211 He of vertical component effect of open slot
212 angle degree of limiting section are acute angle, however, this is not limited by the present invention.
In this present embodiment, the fixation kit 4 further includes insulated bolt 44；The side wall of the insulating cylinder body, the limit
212 end of position portion is arranged right below oval mounting hole 22；The cushion block 3 has multiple through-holes, the mounting hole 22 and pad
One of through-hole 31 of block 3 is corresponding, and insulated bolt 44 is fixed on raising after passing through corresponding mounting hole 22 and through-hole 31
On seat, cushion block, the firmness between insulating cylinder and raising seat are considerably increased.However, specific location of the present invention to mounting hole
It is not construed as limiting with shape.In other embodiments, the position of mounting hole 22 can be set on the side wall that insulating cylinder body closes on open slot 21
It is upper and.Mounting hole 22 can be round or other arbitrary shapes.
In this present embodiment, the cushion block 3 includes the first mounting portion 32 and the second mounting portion 33, second mounting portion 33
Thickness be more than the first mounting portion 32 thickness；There are two the through-holes 31, including 311 and second through-hole 312 of first through hole, divides
It is not arranged on 32 and second mounting portion 33 of the first mounting portion；The thickness of first insulating nut 41 is less than or equal to the
The thickness difference of one mounting portion 32 and the second mounting portion 33, first insulating nut 41 coordinate with the first mounting portion 32.Cushion block 3 wraps
Two mounting portions are included, and two mounting portions have thickness difference, coordinated convenient for the installation of the first insulating nut 41 and cushion block 3, conducive to insulation
The installation of cylinder 2.
In this present embodiment, 32 and second mounting portion 33 of the first mounting portion is integrally formed, second mounting portion 33
Equipped with chamfering.The first mounting portion 32 and the second mounting portion 33 of cushion block 3 are integrally formed, and are conducive to reinforce insulating cylinder 2,3 He of cushion block
The reinforcing of seat 1 is increased, improves stability, the chamfering of the second mounting portion 33 facilitates insulating cylinder 2 to pass through raising seat 1, and do not collide with
Insulating cylinder.
In this present embodiment, 212 arc transition of the vertical component effect 211 and limiting section, the upper end opening of the vertical component effect 211
Place is equipped with chamfering.212 arc transition of vertical component effect 211 and limiting section, smoothly limiting is slipped into convenient for insulation blanket stud 43 from vertical component effect 211
Portion 212；Chamfering is equipped at the upper end opening of vertical component effect 211, insulation blanket stud 43 is contributed to slip into open slot 21, avoids breaking insulation
Barrel.
In this present embodiment, the circumferential direction of the insulating cylinder is uniformly provided with four open slots 21.However, the present invention does not make this
It limits.In other embodiment, 21 numbers of open slot are smaller than four or more, and four be uniformly arranged open slot 21 carries
Mounting stability and uniformity between high insulating cylinder 2 and raising seat 1.
Insulation blanket stud 43 passes through the first through hole 311 of cushion block 3, and cushion block 3 is fixed on raising by the first insulating nut 31
On seat 1, insulating cylinder 2 is passed through to the bottom of raising seat 1, across raising seat 1, insulation blanket stud 43 sequentially passes through the vertical component effect of open slot
211 and limiting section 212, into the end of limiting section 212.Second insulating nut 42 coordinates with insulation blanket stud 43, fixed insulating cylinder
2, cushion block 3 and raising seat 1.Insulated bolt 44 sequentially passes through 22 and second through-hole 312 of mounting hole, by insulating cylinder 2, cushion block 3 and liter
Dais 1 is reinforced.
In conclusion the configuration of the present invention is simple, modern design.The present invention, will by changing the structure of insulating cylinder and cushion block
Cushion block passes through the vertical component effect and limiting section of open slot by insulation blanket stud, and passes through the first insulating nut and fix on raising seat, and
Insulating cylinder and raising seat are fixed by the second insulating nut；Facilitate one man operation, save working hour, it is exhausted to substantially reduce raising seat
The assembly time of edge cylinder, obvious economic.
In addition, the vertical component effect of open slot and limiting section institute are angled for right angle or acute angle, insulation blanket stud skids off in order to prevent
Open slot causes to connect unstable；Increase insulated bolt and reinforcement effect is risen to cushion block and insulating cylinder；Cushion block includes two installations
Portion, and two mounting portions have thickness difference, coordinate convenient for the installation of the first insulating nut and cushion block, conducive to the installation of insulating cylinder；Cushion block
First installation and the second mounting portion be integrally formed, be conducive to reinforce insulating cylinder, cushion block and raising seat reinforcing, improve stablize
Property；Vertical component effect and limiting section arc transition, smoothly limiting section is slipped into convenient for insulation blanket stud from vertical component effect；The upper end opening of vertical component effect
Place is equipped with chamfering, and insulation blanket stud is contributed to slip into open slot, avoids breaking insulation barrel；Four open slots being uniformly arranged, carry
Mounting stability between high insulating cylinder and raising seat.
Claims (7)
1. a kind of transformer, including:
Increase seat；
Insulating cylinder, the insulating cylinder body including inner hollow, the upper end of the insulating cylinder body side wall have at least two open slots, often
A open slot includes vertical component effect and the limiting section intersected with vertical component effect inclination, and one end of the vertical component effect extends to insulation
Cylinder upper surface；
Cushion block, equipped with through-hole；
Fixation kit, including the first insulating nut, the second insulating nut and insulation blanket stud, after the insulation blanket stud passes through through-hole
It is fixed on raising seat, first insulating nut coordinates with insulation blanket stud, cushion block and raising seat is relatively fixed, the insulation
Screw rod coordinates after passing through the vertical component effect of open slot with the limiting section, limits the axial position of insulating cylinder；The second insulation spiral shell
It is female to coordinate with insulation blanket stud, insulating cylinder is made to be relatively fixed with raising seat, first insulating nut and the second insulating nut difference
Inside and outside insulating cylinder body side wall, the cushion block is fixed on raising seat by the first insulating nut and insulation blanket stud, absolutely
Edge screw rod sequentially passes through the vertical component effect and limiting section of open slot, is consolidated insulating cylinder, cushion block and raising seat by the second insulating nut
It is fixed.
2. transformer according to claim 1, which is characterized in that the vertical component effect of each open slot and limiting section institute are angled
For right angle or acute angle.
3. transformer according to claim 1, which is characterized in that the fixation kit further includes insulated bolt；It is described exhausted
Edge cylinder, which closes on, offers mounting hole on the side wall of open slot；The cushion block has multiple through-holes, the mounting hole and cushion block
One of through-hole is corresponding, and insulated bolt is fixed on after passing through corresponding mounting hole and through-hole on raising seat.
4. transformer according to claim 1, which is characterized in that the cushion block includes the first mounting portion and the second installation
Portion, the thickness of second mounting portion are more than the thickness of the first mounting portion；There are two the through-holes, is separately positioned on described first
On mounting portion and the second mounting portion；The thickness of first insulating nut is less than or equal to the first mounting portion and the second mounting portion
Thickness difference, first insulating nut and the first mounting portion coordinate.
5. transformer according to claim 4, which is characterized in that first mounting portion and the second mounting portion one into
Type, second mounting portion are equipped with chamfering.
6. transformer according to claim 1, which is characterized in that the vertical component effect and limiting section arc transition, it is described to hang down
Chamfering is equipped at the upper end opening in straight portion.
7. transformer according to claim 1, which is characterized in that the circumferential direction of the insulating cylinder is uniformly provided with four openings
Slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067480.2A CN105469959B (en) | 2016-01-29 | 2016-01-29 | Insulating cylinder and transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067480.2A CN105469959B (en) | 2016-01-29 | 2016-01-29 | Insulating cylinder and transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105469959A CN105469959A (en) | 2016-04-06 |
| CN105469959B true CN105469959B (en) | 2018-06-15 |
Family
ID=55607566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610067480.2A Active CN105469959B (en) | 2016-01-29 | 2016-01-29 | Insulating cylinder and transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105469959B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04332109A (en) * | 1991-05-07 | 1992-11-19 | Fuji Electric Co Ltd | Lifting device for on-load tap changer |
| CN201956158U (en) * | 2010-12-31 | 2011-08-31 | 四川东方变压器集团有限公司 | Transformer high-voltage boosting seat |
| CN202339785U (en) * | 2011-12-09 | 2012-07-18 | 山东电力设备有限公司 | Ascending flanged base |
| CN202816548U (en) * | 2012-09-14 | 2013-03-20 | 保定天威集团有限公司 | Novel internal insulating cylinder fixing structure of ascending flanged base |
| CN202957102U (en) * | 2012-10-26 | 2013-05-29 | 上海宝钢工业技术服务有限公司 | Insulating structure for pressure equalizing ball of oil-impregnated paper condenser type transformer bushing |
| CN204242756U (en) * | 2014-11-24 | 2015-04-01 | 杭州钱江电气集团股份有限公司 | 110kV high-voltage connection sleeve pipe voltage equalizing ball insulation system |
| CN205542338U (en) * | 2016-01-29 | 2016-08-31 | 卧龙电气集团股份有限公司 | Insulating cylinder and transformer |
-
2016
- 2016-01-29 CN CN201610067480.2A patent/CN105469959B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04332109A (en) * | 1991-05-07 | 1992-11-19 | Fuji Electric Co Ltd | Lifting device for on-load tap changer |
| CN201956158U (en) * | 2010-12-31 | 2011-08-31 | 四川东方变压器集团有限公司 | Transformer high-voltage boosting seat |
| CN202339785U (en) * | 2011-12-09 | 2012-07-18 | 山东电力设备有限公司 | Ascending flanged base |
| CN202816548U (en) * | 2012-09-14 | 2013-03-20 | 保定天威集团有限公司 | Novel internal insulating cylinder fixing structure of ascending flanged base |
| CN202957102U (en) * | 2012-10-26 | 2013-05-29 | 上海宝钢工业技术服务有限公司 | Insulating structure for pressure equalizing ball of oil-impregnated paper condenser type transformer bushing |
| CN204242756U (en) * | 2014-11-24 | 2015-04-01 | 杭州钱江电气集团股份有限公司 | 110kV high-voltage connection sleeve pipe voltage equalizing ball insulation system |
| CN205542338U (en) * | 2016-01-29 | 2016-08-31 | 卧龙电气集团股份有限公司 | Insulating cylinder and transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105469959A (en) | 2016-04-06 |
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