CN108666108A - Reactor with T-shaped core - Google Patents
Reactor with T-shaped core Download PDFInfo
- Publication number
- CN108666108A CN108666108A CN201810663018.8A CN201810663018A CN108666108A CN 108666108 A CN108666108 A CN 108666108A CN 201810663018 A CN201810663018 A CN 201810663018A CN 108666108 A CN108666108 A CN 108666108A
- Authority
- CN
- China
- Prior art keywords
- iron core
- yoke
- iron
- core column
- reactor
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 177
- 229910052742 iron Inorganic materials 0.000 claims abstract description 42
- 238000004080 punching Methods 0.000 claims abstract description 10
- 229920000728 polyester Polymers 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000027455 binding Effects 0.000 description 2
- 238000009739 binding Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- H01F27/24—Magnetic cores
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/263—Fastening parts of the core together
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Abstract
The present invention relates to reactor with T-shaped core, reactor with T-shaped core includes iron core column and is wrapped in the coil of iron core column periphery, the top and bottom of the iron core column are correspondingly arranged on upper yoke and lower yoke, and at least one end in the top and bottom of the iron core column is fixedly connected by fixed connection structure with corresponding iron yoke.Compared with prior art, at least one end in the upper and lower end of iron core column is fixedly connected by fixed plate and punching fastener with corresponding iron yoke, to prevent iron core column from relatively rotating with corresponding iron yoke, improve reactor with T-shaped core bears short-circuit capacity, reduces noise.
Description
Technical field
The present invention relates to reactor with T-shaped core.
Background technology
Reactor is important power equipment, rise in the power system limitation inrush phenomenon, limiting short-circuit current, filtering,
The effects that flat wave, lightning protection and wave arrestment.The application of current-limiting reactor in the power system is relatively broad, and reactor with T-shaped core is
One kind of current-limiting reactor.Such as the Chinese patent that Authorization Notice No. is CN203503428U, authorized announcement date is 2014.03.26
A kind of epoxy cast dry iron core reactor of rectangle iron core is disclosed, which includes upper and lower iron yoke, iron core
Column and the coil for being wrapped in iron core column periphery, upper and lower iron yoke are clamped in by pull rod in iron core column.Above-mentioned dry type iron core reactance
Device makes upper and lower iron yoke be connect with iron core column by the clamping force of pull rod, but the clamping force of pull rod can only limit iron yoke and iron up and down
Stem edge is moved perpendicular to the direction of connecting end surface, and being rubbed up and down by what clamping force generated on the connecting end surface of iron yoke and iron core column
It is insufficient to wipe power, iron yoke is easy to happen relatives rotation with iron core column up and down in assembling process, prevent iron yoke up and down and iron core column from
To just, the problem that short-circuit capacity is weak and operation noise is big being born so as to cause reactor with T-shaped core.
Invention content
The purpose of the present invention is to provide a kind of reactor with T-shaped core, to solve dry type iron core reactance in the prior art
Iron yoke easy tos produce relative rotation to device with iron core column up and down in assembling process, and reactor with T-shaped core is caused to bear short-circuit capacity
Problem weak and that operation noise is big.
To achieve the above object, the technical solution of reactor with T-shaped core of the present invention is：
Reactor with T-shaped core, including iron core column and the coil for being wrapped in iron core column periphery, the top and bottom of the iron core column
Be correspondingly arranged on upper yoke and lower yoke, at least one end in the top and bottom of the iron core column by fixed connection structure with
Corresponding iron yoke is fixedly connected.
The fixed connection structure includes the fixed plate for being fixedly connected with the upper end of iron core column with upper yoke.Fixed plate structure
Simply, it is convenient for connection.
The upper end of the iron core column be equipped with core pole hole, the upper yoke be equipped with iron yoke hole, the fixed plate be equipped with
The corresponding mounting hole of core pole hole and iron yoke hole, the fixed connection structure further include with mounting hole cooperation by the upper end of iron core column with
The fastener that upper yoke is fixedly connected.Iron core column and upper yoke are fixed together by fastener, are fixed conveniently, and energy
The maintenance and repair in later stage are convenient in enough dismountings.
The arranged direction for defining the tri-phase iron core column of reactor is front-rear direction, and the fixed plate is arranged in pairs and distinguishes position
In the left and right sides of iron core column, the core pole hole is perforated for stem, and the iron yoke hole is perforated for iron yoke, is all provided in two fixed plates
There is mounting hole corresponding with stem perforation and iron yoke perforation, the fixed connection structure further includes coordinating iron core column with mounting hole
The punching fastener that is fixedly connected with upper yoke of upper end.Coordinated by punching fastener and fixed plate, makes iron core column and upper iron
Yoke will not relatively rotate, and improve and bear short-circuit capacity, reduce noise.
It is equipped with stem backing plate between the iron core column and fixed plate, iron yoke pad is equipped between the upper yoke and fixed plate
Plate.Backing plate can ensure the stress equalization of iron core column and upper yoke.
The top and bottom of the iron core column, which are fixed by fixed connection structure with corresponding upper yoke and lower yoke, to be connected
It connects, is fixedly connected with position equipped with the polyester belt for wrapping connection structure.Polyester belt can heat shrinkable, ensure fixed knot
The fixing of structure.
The iron core column is stacked by multiple iron core cakes and is formed, the top iron core cake and bottom iron core cake of the iron core column
At least one of be fixedly connected with corresponding iron yoke by fixed connection structure.
The beneficial effects of the invention are as follows：Compared with prior art, at least one end in the upper and lower end of iron core column is passed through solid
Determine connection structure to be fixedly connected with corresponding iron yoke, to prevent iron core column from relatively rotating with corresponding iron yoke, improves dry type iron
Core reactor bears short-circuit capacity, reduces noise.
Description of the drawings
Fig. 1 is the front view of the reactor with T-shaped core of the present invention；
Fig. 2 is the vertical view of the reactor with T-shaped core of the present invention；
Fig. 3 is the left view of the reactor with T-shaped core of the present invention；
Fig. 4 is the partial structural diagram of Fig. 3.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the reactor with T-shaped core of the present invention, as shown in Figures 1 to 4, reactor with T-shaped core includes
From the coil 11 of iron core column periphery, iron core column includes stem and iron core cake, and polyester belt is used on the outside of iron core cake for iron core column and winding
10 bindings, to ensure the stability when cast of iron core cake.The top iron core cake 1 of iron core column is connected with by fixed connection structure
Upper yoke 3, bottom iron core cake is connected with lower yoke 14 by fixed connection structure, so that iron core column will not be sent out with corresponding iron yoke
It is raw to relatively rotate.Compared with prior art, the upper and lower end of iron core column is fixed by fixed connection structure and corresponding iron yoke and is connected
It connects, to prevent iron core column from relatively rotating with corresponding iron yoke, improves the short-circuit capacity that bears of reactor with T-shaped core, reduce
Noise.In other embodiments, iron core column is only fixedly connected with corresponding iron yoke by fixed connection structure at one end, iron core column
The top iron core cake upper yoke is connected with by fixed connection structure or bottom iron core cake is connected by fixed connection structure
It is connected to lower yoke.
As shown in Figure 3 and Figure 4, in the present embodiment, by taking the top iron core cake 1 is fixedly connected with upper yoke 3 as an example, topmost
Iron core cake 1 is perforated equipped with stem, and upper yoke 3 is perforated equipped with iron yoke, defines the arranged direction of the tri-phase iron core column of reactor
For front-rear direction, fixed connection structure includes the fixed plate 9 being arranged in pairs, and two fixed plates 9 are located at the left and right of iron core column
Both sides, fixed plate 9 is equipped with further includes and mounting hole with stem perforation and the corresponding mounting hole of iron yoke perforation, fixed connection structure
The core through screw rod 8 for being fixedly connected with the top iron core cake 1 with upper yoke 3, core through screw rod 8 is coordinated to constitute punching fastener, wear
Heart screw rod can be fastened with both ends, improve fixed fastness.Coordinated by core through screw rod and fixed plate, makes the top iron core cake
It will not relatively rotate with upper yoke, improve and bear short-circuit capacity, reduce noise.In other embodiments, fixed to connect
Binding structure is the hooping structure for connecting the top iron core cake and upper yoke, and recess portion is equipped on the top iron core cake and upper yoke,
The inside of hooping structure is equipped with the protrusion with recesses fit, to ensure that opposite turn will not occur for the top iron core cake and upper yoke
It is dynamic；Or the top iron core cake 1 is equipped with stem blind hole, upper yoke 3 is equipped with iron yoke blind hole, and fixed connection structure is to fix
Plate, fixed plate are equipped with mounting hole corresponding with stem blind hole and iron yoke blind hole, and fixed connection structure further includes matching with mounting hole
Close the bolt for being fixedly connected with the top iron core cake with upper yoke.In the present embodiment, between the top iron core cake 1 and fixed plate 9
Equipped with stem backing plate 2, iron yoke backing plate 4 is equipped between upper yoke 3 and fixed plate 9.Backing plate can ensure that core through screw rod is fastenedly connected
When the top iron core cake and upper yoke stress equalization, avoid the damage of the top iron core cake and upper yoke.In other embodiment
In, it is not provided with stem backing plate between the top iron core cake and fixed plate, iron yoke backing plate is not provided between upper yoke and fixed plate.
In other embodiment, the both ends of fixed plate are directly welded on the top iron core cake and upper yoke, to realize the top iron core cake
With being fixedly connected for upper yoke.
In the present embodiment, in order to avoid the nut loosening on punching bolt, it is equipped at core through screw rod for wrapping up punching spiral shell
The polyester belt 10 of bar and nut, polyester belt can heat shrinkable, ensure the fixing of fixed connection structure.Such as Fig. 1 and Fig. 2 institutes
Show, in order to ensure the stability of reactor with T-shaped core, in the present embodiment, reactor with T-shaped core further include by iron core column and
The alternate drawing screw rod 15 and punching that upper and lower iron yoke tightens together draw screw rod 12, the upper end of coil 11 to be equipped with cushion block 7, cushion block 7
Upper end is equipped with upper clamping piece 5, and upper clamping piece 5 is equipped with nail pressing 6, and the lower end of coil 11 is equipped with cushion block 7, the lower end of cushion block 7 is equipped with lower folder
Part 13, alternate drawing screw rod 15 and punching draw screw rod 12 to be installed on upper clamping piece 5 and lower clamping piece 13, by fastening alternate drawing screw rod
15 and punching draw the nut on screw rod 12 to realize that iron core column and upper yoke 3 are fastened with lower yoke 14.
Claims (7)
1. reactor with T-shaped core, including iron core column and the coil for being wrapped in iron core column periphery, the upper end of the iron core column is under
End is correspondingly arranged on upper yoke and lower yoke, it is characterised in that：At least one end in the top and bottom of the iron core column passes through
Fixed connection structure is fixedly connected with corresponding iron yoke.
2. reactor with T-shaped core according to claim 1, it is characterised in that：The fixed connection structure includes by iron core
The fixed plate that the upper end of column is fixedly connected with upper yoke.
3. reactor with T-shaped core according to claim 2, it is characterised in that：The upper end of the iron core column is equipped with stem
Hole, the upper yoke are equipped with iron yoke hole, and the fixed plate is equipped with mounting hole corresponding with core pole hole and iron yoke hole, described solid
It further includes coordinating the fastener for being fixedly connected with the upper end of iron core column with upper yoke with mounting hole to determine connection structure.
4. reactor with T-shaped core according to claim 3, it is characterised in that：Define the cloth of the tri-phase iron core column of reactor
It is front-rear direction to set direction, and the fixed plate is arranged in pairs and is located at the left and right sides of iron core column, and the core pole hole is core
Column is perforated, and the iron yoke hole is perforated for iron yoke, and fixation corresponding with stem perforation and iron yoke perforation is equipped in two fixed plates
Hole, the fixed connection structure further include that the punching for being fixedly connected with the upper end of iron core column with upper yoke with mounting hole cooperation fastens
Part.
5. according to the reactor with T-shaped core described in claim 2-4 any one, it is characterised in that：The iron core column and fixation
It is equipped with stem backing plate between plate, iron yoke backing plate is equipped between the upper yoke and fixed plate.
6. reactor with T-shaped core according to any one of claims 1-4, it is characterised in that：The upper end of the iron core column
It is fixedly connected with corresponding upper yoke and lower yoke by fixed connection structure with lower end, is fixedly connected with position and is equipped with for wrapping
Wrap up in the polyester belt of fixed connection structure.
7. reactor with T-shaped core according to any one of claims 1-4, it is characterised in that：The iron core column is by multiple
Iron core cake stacks to be formed, and at least one of the top iron core cake of the iron core column and bottom iron core cake are by being fixedly connected
Structure is fixedly connected with corresponding iron yoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663018.8A CN108666108B (en) | 2018-06-25 | 2018-06-25 | Dry type iron core reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663018.8A CN108666108B (en) | 2018-06-25 | 2018-06-25 | Dry type iron core reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108666108A true CN108666108A (en) | 2018-10-16 |
| CN108666108B CN108666108B (en) | 2024-02-20 |
Family
ID=63773058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810663018.8A Active CN108666108B (en) | 2018-06-25 | 2018-06-25 | Dry type iron core reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108666108B (en) |
Citations (20)
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|---|---|---|---|---|
| US5990775A (en) * | 1991-05-27 | 1999-11-23 | Kabushiki Kaisha Toshiba | Static electric apparatus with shielding |
| CN2938347Y (en) * | 2006-05-22 | 2007-08-22 | 北海银河高科技产业股份有限公司 | Iron yoke stainless steel pull band clamping device of power transformer |
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| CN203706810U (en) * | 2014-02-17 | 2014-07-09 | 天津市德诺电气有限公司 | Three-dimensional triangular dry type electric reactor |
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-
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| CN200950384Y (en) * | 2006-08-29 | 2007-09-19 | 刘志刚 | Non-iron yoke dry-type iron-core reactor |
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| CN203503428U (en) * | 2013-04-02 | 2014-03-26 | 宿迁鼎英电力电子技术有限公司 | Epoxy pouring dry type iron core electric reactor of rectangular iron core |
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| Publication number | Publication date |
|---|---|
| CN108666108B (en) | 2024-02-20 |
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