CN206163268U - Iron core of superconducting current -limiting reactor - Google Patents

Iron core of superconducting current -limiting reactor Download PDF

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Publication number
CN206163268U
CN206163268U CN201621252765.5U CN201621252765U CN206163268U CN 206163268 U CN206163268 U CN 206163268U CN 201621252765 U CN201621252765 U CN 201621252765U CN 206163268 U CN206163268 U CN 206163268U
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CN
China
Prior art keywords
convex
time
tip part
yoke
groove
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Withdrawn - After Issue
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CN201621252765.5U
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Chinese (zh)
Inventor
胡南南
周兴梅
黑颖顿
杨明昆
王科
马宏明
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Electric Power Research Institute of Yunnan Power System Ltd
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Electric Power Research Institute of Yunnan Power System Ltd
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Priority to CN201621252765.5U priority Critical patent/CN206163268U/en
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Abstract

The utility model discloses an iron core of superconducting current -limiting reactor, include: first center post, second center post, first other post, the other post of second, top yoke and lower yoke, first center post includes again: first cylinder portion, first convex cone portion and the first convex cone portion of going up, the second center post includes again: convex cone portion and second convex cone portion on second cylinder portion, the second, first other post includes again: first rectangular somatic part, first spur portion and the first spur portion of going up, the other post of second includes again: spur portion and second spur portion on the rectangular somatic part of second, the second, top yoke includes again: inclined plane, first epicone groove and second epicone groove on first upward inclined plane, the second, the yoke includes again down: first inclined plane, second inclined plane, first awl groove and second awl groove, owing to iron core of superconducting current -limiting reactor compact structure, the stability and firm of above -mentioned structure, be convenient for more working winding and control winding's assembly.

Description

A kind of iron core of superconducting current-limiting reactor
Technical field
The utility model is related to superconducting current-limiting reactor technical field, more particularly to a kind of iron of superconducting current-limiting reactor The heart.
Background technology
Modern economy quickly grows, and electrical network scale constantly increases, and load is continuously increased;Electric network composition is increasingly tight, to it is defeated, The requirement of the scale of power distribution network and interconnection degree also more and more higher;And the region of urban distribution network is little, cause the characteristics of rack is intensive Electrical network electrical distance is short, so as to grid short circuit electric current excessive problem is serious, maximum short circuit current up to more than 60kA, even more than The breaking current ability of breaker, the further development of electrical network runs into obstacle.Therefore, limiting short-circuit current is to ensure electrical network system The important means of system safe and stable operation.
The current limliting principle of superconducting current-limiting reactor is:In system stable operation, superconductive current limiter is low impedance state, when In system during sudden short circuit electric current, current-limiting reactor can present the state of high impedance at short time (about 5ms), to limit short circuit The size of electric current, provides for breaker and favourable cut-offs condition.Using the superconducting current-limiting reactor of suitable voltage levels electrical network, Can in systems sudden short circuit electric current when high impedance status is presented at short notice, with limiting short-circuit current, and continuously adjust, The features such as quick response.
The performance of superconducting current-limiting reactor has close relationship with its core construction, and existing in superconducting current-limiting reactor Core construction is not compact enough, iron core be not sufficiently stable with it is firm, be also not easy to the assembling of Working winding and controling winding.
Utility model content
The purpose of this utility model is to provide a kind of iron core of superconducting current-limiting reactor, to solve the iron core of existing structure Be not sufficiently stable with it is firm, be also not easy to the technical problem of the assembling of Working winding.
According to embodiment of the present utility model, there is provided a kind of iron core of superconducting current-limiting reactor, including:First center Post, the second newel, the first side post, the second side post, upper yoke and lower yoke;
First newel includes:First cylindrical portion, be connected to the first cylindrical portion upper and lower ends first Convex tapering and first time convex cone portion;
Second newel includes:Second cylindrical portion, be connected to the second cylinder upper and lower ends second Convex tapering and second time convex cone portion;
First side post includes:First cuboid portion, be connected to the first cuboid upper and lower ends first Upper convex and tip part and first time convex and tip part;
Second side post includes:Second cuboid portion, be connected to the second cuboid upper and lower ends second Upper convex and tip part and second time convex and tip part;
The cross section of the upper yoke is rectangle, and the left and right of the upper yoke is respectively arranged at two ends with the first ramp and second tiltedly Face, the upper yoke is additionally provided with the first epicone groove and the second epicone in the homonymy of first ramp and second ramp Groove;
The first convex tapering is agreed with the first epicone groove, the second convex tapering and the second epicone groove Agree with, convex and tip part is fitted with first ramp on described first, convex and tip part is pasted with second ramp on described second Close;
The cross section of the lower yoke is rectangle, and the left and right of the lower yoke is respectively arranged at two ends with the first lower inclined plane and second oblique Face, the lower yoke is additionally provided with first time cone groove and second time cone in the homonymy of first lower inclined plane and second lower inclined plane Groove;
First time convex cone portion agrees with described first time cone groove, and groove is bored in second time convex cone portion and described second time Agree with, first time convex and tip part is fitted with first lower inclined plane, second time convex and tip part is pasted with second lower inclined plane Close.
As the utility model provide superconducting current-limiting reactor improvement unshakable in one's determination, first cylindrical portion it is upper and lower The base area of bottom surface, the bottom surface in the first convex tapering and first time convex cone portion is equal;First cylindrical portion, institute State the first convex tapering and first time convex cone portion to be integrally formed.
As the utility model provide superconducting current-limiting reactor improvement unshakable in one's determination, second cylindrical portion it is upper and lower The area equation of the bottom surface of bottom surface, the bottom surface in the second convex tapering and second time convex cone portion;Second cylindrical portion, The second convex tapering and second time convex cone portion are integrally formed.
As the utility model provide superconducting current-limiting reactor improvement unshakable in one's determination, the first cuboid portion it is upper, Bottom surface, on described first the bottom surface of the bottom surface and first time convex and tip part of convex and tip part area equation;Described first is rectangular Body portion, convex and tip part and first time convex and tip part are integrally formed on described first.
As the utility model provide superconducting current-limiting reactor improvement unshakable in one's determination, the second cuboid portion it is upper, Bottom surface, on described second the bottom surface of the bottom surface and second time convex and tip part of convex and tip part area equation;Described second is rectangular Body portion, convex and tip part and second time convex and tip part are integrally formed on described second.
The improvement unshakable in one's determination of the superconducting current-limiting reactor provided as the utility model, the upper yoke is integrated part.
The improvement unshakable in one's determination of the superconducting current-limiting reactor provided as the utility model, the lower yoke is integrated part.
From above technical scheme, the iron core of the superconducting current-limiting reactor that the utility model is provided includes:First center Post, the second newel, the first side post, the second side post, upper yoke and lower yoke;Wherein, because again first newel includes: First cylindrical portion, the first convex tapering and first time convex cone portion;Second newel includes again:Second cylindrical portion, on second Convex cone portion and second time convex cone portion;First side post includes again:First cuboid portion, convex and tip part and first time spur on first Portion;Second side post includes again:Second cuboid portion, convex and tip part and second time convex and tip part on second;The upper yoke includes again: First ramp, the second ramp, the first epicone groove and the second epicone groove;The lower yoke includes again:First lower inclined plane, under second Inclined-plane, first time cone groove and second time cone groove;Again because the first convex tapering is agreed with the first epicone groove, described Second convex tapering is agreed with the second epicone groove, and convex and tip part is fitted with first ramp on described first, and described Convex and tip part is fitted with second ramp on two, and first time convex cone portion agrees with described first time cone groove, and described second Lower convex cone portion agrees with described second time cone groove, and first time convex and tip part is fitted with first lower inclined plane, under described second Convex and tip part is fitted with second lower inclined plane, therefore, the connection between each part is more firm, makes the iron of superconducting current-limiting reactor The heart is compacter in structure, stable and firm, simultaneously as first side post and second side post include respectively One cuboid portion and the second cuboid portion, make the utility model provide superconducting current-limiting reactor iron core easily facilitate work around The assembling of group and controling winding.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural decomposition diagram unshakable in one's determination according to an a kind of superconduction feed(er) reactor for being preferable to carry out exemplifying;
Fig. 2 is the structural representation unshakable in one's determination according to an a kind of superconducting current-limiting reactor for being preferable to carry out exemplifying;
Wherein, the newels of 1- first;The cylindrical portions of 13- first;The convex taperings of 11- first;First time convex cone portion of 12-;2- Two newels;The cylindrical portions of 23- second;The convex taperings of 21- second;Second time convex cone portion of 22-;The first sides of 3- post;33- first is rectangular Body portion;Convex and tip part on 31- first;First time convex and tip part of 32-;The second sides of 4- post;The second cuboids of 43- portion;Spur on 41- second Portion;Second time convex and tip part of 42-;5- upper yokes;The ramps of 51- first;The ramps of 52- second;53- the first epicone grooves;On 54- second Cone groove;Yoke under 6-;The lower inclined planes of 61- first;The lower inclined planes of 62- second;First time cone groove of 63-;Second time cone groove of 64-.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clear, complete description, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.
In embodiment of the present utility model, each part included in the structure unshakable in one's determination of the superconducting current-limiting reactor Title is all being related to " first " and " second " vocabulary, is for better discriminating between the position relationship of each part, also allows for retouching State the annexation between each part.
Fig. 1 is the structural decomposition diagram unshakable in one's determination according to an a kind of superconducting current-limiting reactor for being preferable to carry out exemplifying; As shown in Figure 1, the iron core of the superconducting current-limiting reactor that the utility model is provided includes:First newel 1, the second newel 2, One side post 3, the second side post 4, upper yoke 5 and lower yoke 6;
First newel 1 includes:First cylindrical portion 13, it is connected to the upper and lower ends of the first cylindrical portion 13 First convex tapering 11 and first time convex cone portion 12;
Second newel 2 includes:Second cylindrical portion 23, it is connected to the upper and lower ends of the second cylinder 23 Second convex tapering 21 and second time convex cone portion 22;
First side post 3 includes:First cuboid portion 33, it is connected to the upper and lower ends of the first cuboid 33 Convex and tip part 31 and first time convex and tip part 32 on first;
Second side post 4 includes:Second cuboid portion 43, it is connected to the upper and lower ends of the second cuboid 43 Convex and tip part 41 and second time convex and tip part 42 on second;
The cross section of the upper yoke 5 is rectangle, and the left and right of the upper yoke 5 is respectively arranged at two ends with the first ramp 51 and second Ramp 52, the upper yoke 5 is additionally provided with the first epicone groove in the homonymy of first ramp 51 and second ramp 52 53 and the second epicone groove 54;
The first convex tapering 11 is agreed with the first epicone groove 53, the second convex tapering 21 and described second Epicone groove 54 agrees with, and convex and tip part 31 is fitted with first ramp 51 on described first, convex and tip part 41 and institute on described second State the second ramp 52 to fit;
The cross section of the lower yoke 6 is rectangle, and the left and right of the lower yoke 6 is respectively arranged at two ends with the first lower inclined plane 61 and second Lower inclined plane 62, the lower yoke 6 is additionally provided with first time cone groove in the homonymy of first lower inclined plane 61 and second lower inclined plane 62 63 and second time cone groove 64;
First time convex cone portion 12 agrees with described first time cone groove 63, second time convex cone portion 22 and described second Lower cone groove 64 agrees with, and first time convex and tip part 41 is fitted with first lower inclined plane 61, second time convex and tip part 42 and institute State the second lower inclined plane 62 to fit.
Wherein, a diameter of 200mm of first cylindrical portion 13, a height of 415mm, first cylindrical portion 13 and described Two cylindrical portions 23 it is equal sized;A diameter of 200mm in the first convex tapering 11, a height of 110mm, convex cone on described first Portion 11 and first time convex cone portion 12, the second convex tapering 21 and second time convex cone portion 22 it is equal sized;
In addition, a height of 415mm in the first cuboid portion 33, the first cuboid portion 33 and second cuboid Portion 43 is equal sized;A height of 110mm of convex and tip part 31 on described first, convex and tip part 31 and first time spur on described first Portion 2, convex and tip part 41 and second time convex and tip part 42 is equal sized on described second;
It should be noted that between first side post 3 and first newel 1, first newel 1 with it is described Between second newel 2, the distance between second newel 2 and second side post 4 be 80mm.
According to the present embodiment, above-mentioned first convex tapering 11 is equal with the volume of the first epicone groove 53, therefore described first Convex tapering 11 can be completely disposed in the first epicone groove 53, be fixedly connected in the upper yoke 5 and described first so as to play The effect of stem 1, it is to avoid using extra fixture, the space saved in the iron core.Above-mentioned first time convex cone portion 12 in the same manner With first time cone groove 63, the second convex tapering 21 and the second epicone groove 54 and second time convex cone portion 22 and bore for second time groove 64 it Between volume it is equal, all play a part of to be fixedly connected simultaneously, it is to avoid using extra fixture, save in the iron core Space, easily facilitates the assembling of Working winding and controling winding.
According to the present embodiment, convex and tip part 31 is fitted with the first ramp 51 on above-mentioned first, wherein, spur on described first Portion 31 and the area of the one side that first ramp 51 is fitted and the area equation of first ramp 51, thus the two Can fit completely.In the same manner, between first time convex and tip part 32 and first lower inclined plane 61, convex and tip part 41 on described second The area of 62 binding face between second ramp 52, between second time convex and tip part 42 and second lower inclined plane It is equal, can realize fitting completely, save space facilitates the assembling of Working winding and controling winding.
Further, the upper and lower bottom surface of first cylindrical portion 13, the bottom surface and described first in the first convex tapering 11 The base area in lower convex cone portion 12 is equal;First cylindrical portion 13, the first convex tapering 11 and first time convex cone Portion 12 is integrally formed.
Further, the upper and lower bottom surface of second cylindrical portion 23, the bottom surface and described second in the second convex tapering 21 The area equation of the bottom surface in lower convex cone portion 22;It is convex under second cylindrical portion 23, the second convex tapering 21 and described second Tapering 22 is integrally formed.
Further, the upper and lower bottom surface in the first cuboid portion 33, on described first convex and tip part 31 bottom surface and described The once area equation of the bottom surface of convex and tip part 32;The first cuboid portion 33, convex and tip part 31 and described first on described first Lower convex and tip part 32 is integrally formed.
Further, the upper and lower bottom surface in the second cuboid portion 43, on described second convex and tip part 41 bottom surface and described The area equation of the bottom surface of two times convex and tip parts 42;The second cuboid portion 43, convex and tip part 41 and described second on described second Lower convex and tip part 42 is integrally formed.
Further, the upper yoke 5 is integrated part.
Further, the lower yoke 6 is integrated part.
It should be noted that first cylindrical portion 13, the first convex tapering 11 and first time convex cone portion 12 It is integrally formed;Second cylindrical portion 23, the second convex tapering 21 and second time convex cone portion 22 are integrally formed;It is described First cuboid portion 33, convex and tip part 31 and first time convex and tip part 32 are integrally formed on described first;Second cuboid Portion 43, convex and tip part 41 and second time convex and tip part 42 are integrally formed on described second;The second cuboid portion 43, described Convex and tip part 41 and second time convex and tip part 42 are integrally formed on two;The upper yoke 5 is integrated part;And, the lower yoke 6 is Integral piece;The beneficial effect brought is:Make convex under first cylindrical portion 13, the first convex tapering 11 and described first Tapering 12 is integrally formed can make the structure of the iron core compacter, make the iron core more firmly and firm, when using, phase For multicompartment, assembling the wasted time can be saved.
Fig. 2 is the structural representation unshakable in one's determination according to an a kind of superconducting current-limiting reactor for being preferable to carry out exemplifying, or Say, the structure after each part included by the iron core of the superconducting current-limiting reactor that Fig. 2 is provided for the present embodiment is connected is shown It is intended to.As shown in Figure 2, first newel 1, second newel 2, first side post 3 and second side post 4 Fixed by the upper yoke 5 and the lower yoke 6, the stable strong unshakable in one's determination of this spline structure, first side post 3, the first center Space between post 1, the second newel 2 and the second side post 4 fixes more square for the assembling of Working winding and controling winding Just.
From above technical scheme, the iron core of the superconducting current-limiting reactor that the utility model is provided includes:First center Post 1, the second newel 2, the first side post 3, the second side post 4, upper yoke 5 and lower yoke 6;Wherein, due to first newel 1 Include again:First cylindrical portion 13, the first convex tapering 11 and first time convex cone portion 12;Second newel 2 includes again:Second Cylindrical portion 23, the second convex tapering 21 and second time convex cone portion 22;First side post 3 includes again:First cuboid portion 33, Convex and tip part 31 and first time convex and tip part 32 on one;Second side post 4 includes again:Spur 41 in second cuboid portion 43, second Portion and second time convex and tip part 42;The upper yoke 5 includes again:First ramp 51, the second ramp 52, the first epicone groove 53 and Two epicone grooves 54;The lower yoke 6 includes again:First lower inclined plane 61, the second lower inclined plane 62, first time cone groove 63 and second time cone groove 64;Again because the first convex tapering 11 is agreed with the first epicone groove 53, the second convex tapering 21 and described the Two epicone grooves 54 agree with, and convex and tip part 31 is fitted with first ramp 51 on described first, on described second convex and tip part 41 with Second ramp 52 is fitted, and first time convex cone portion 22 agrees with described first time cone groove 63, second time convex cone Portion 22 agrees with described second time cone groove 64, and first time convex and tip part 32 is fitted with first lower inclined plane 61, and described second Lower convex and tip part 42 is fitted with second lower inclined plane 62, therefore, the connection between each part is more firm, makes superconducting current-limiting reactance The iron core of device is compacter in structure, stable and firm, simultaneously as first side post 3 and second side post 4 are distinguished Include the first cuboid portion 33 and the second cuboid portion 43, make the iron core of superconducting current-limiting reactor of the utility model offer more Plus it is easy to the assembling of Working winding and controling winding.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein Other new embodiments.The application is intended to any modification of the present utility model, purposes or adaptations, these Modification, purposes or adaptations follow general principle of the present utility model and including undocumented skill of the utility model Common knowledge or conventional techniques in art field.Description and embodiments be considered only as it is exemplary, it is of the present utility model True scope and spirit are pointed out by claim below.
It should be appreciated that the utility model is not limited to the accurate knot for being described above and being shown in the drawings Structure, and can without departing from the scope carry out various modifications and changes.Scope of the present utility model only will by appended right Ask to limit.

Claims (7)

1. a kind of iron core of superconducting current-limiting reactor, it is characterised in that include:First newel (1), the second newel (2), One side post (3), the second side post (4), upper yoke (5) and lower yoke (6);
First newel (1) includes:First cylindrical portion (13), it is connected to the first cylindrical portion (13) upper and lower ends The first convex tapering (11) and first time convex cone portion (12);
Second newel (2) includes:Second cylindrical portion (23), it is connected to the second cylinder (23) upper and lower ends The second convex tapering (21) and second time convex cone portion (22);
First side post (3) includes:First cuboid portion (33), it is connected to the first cuboid (33) upper and lower ends First on convex and tip part (31) and first time convex and tip part (32);
Second side post (4) includes:Second cuboid portion (43), it is connected to the second cuboid (43) upper and lower ends Second on convex and tip part (41) and second time convex and tip part (42);
The cross section of the upper yoke (5) is rectangle, and the left and right of the upper yoke (5) is respectively arranged at two ends with the first ramp (51) and the Two ramps (52), the upper yoke (5) is additionally provided with the homonymy of first ramp (51) and second ramp (52) First epicone groove (53) and the second epicone groove (54);
The first convex tapering (11) is agreed with the first epicone groove (53), the second convex tapering (21) and described Two epicone grooves (54) agree with, and convex and tip part (31) is fitted with first ramp (51) on described first, spur on described second Fit with second ramp (52) in portion (41);
The cross section of the lower yoke (6) is rectangle, and the left and right of the lower yoke (6) is respectively arranged at two ends with the first lower inclined plane (61) and the Two lower inclined planes (62), the lower yoke (6) is additionally provided with the homonymy of first lower inclined plane (61) and second lower inclined plane (62) First time cone groove (63) and second time cone groove (64);
First time convex cone portion (12) is agreed with described first time cone groove (63), second time convex cone portion (22) and described the Two times cone groove (64) is agreed with, and first time convex and tip part (41) is fitted with first lower inclined plane (61), second time spur Fit with second lower inclined plane (62) in portion (42).
2. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that first cylindrical portion (13) The base area of upper and lower bottom surface, the bottom surface of the first convex tapering (11) and first time convex cone portion (12) is equal;It is described First cylindrical portion (13), the first convex tapering (11) and first time convex cone portion (12) are integrally formed.
3. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that second cylindrical portion (23) The area equation of the bottom surface of upper and lower bottom surface, the bottom surface of the second convex tapering (21) and second time convex cone portion (22);Institute State the second cylindrical portion (23), the second convex tapering (21) and second time convex cone portion (22) to be integrally formed.
4. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that the first cuboid portion (33) Upper and lower bottom surface, on described first the bottom surface of the bottom surface and first time convex and tip part (32) of convex and tip part (31) area equation; The first cuboid portion (33), convex and tip part (31) and first time convex and tip part (32) are integrally formed on described first.
5. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that the second cuboid portion (43) Upper and lower bottom surface, on described second the bottom surface of the bottom surface and second time convex and tip part (42) of convex and tip part (41) area equation; The second cuboid portion (43), convex and tip part (41) and second time convex and tip part (42) are integrally formed on described second.
6. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that the upper yoke (5) is integrated part.
7. the iron core of superconducting current-limiting reactor according to claim 1, it is characterised in that the lower yoke (6) is integrated part.
CN201621252765.5U 2016-11-18 2016-11-18 Iron core of superconducting current -limiting reactor Withdrawn - After Issue CN206163268U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107665766A (en) * 2016-11-18 2018-02-06 云南电网有限责任公司电力科学研究院 A kind of iron core of superconducting current-limiting reactor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107665766A (en) * 2016-11-18 2018-02-06 云南电网有限责任公司电力科学研究院 A kind of iron core of superconducting current-limiting reactor
CN107665766B (en) * 2016-11-18 2023-10-27 云南电网有限责任公司电力科学研究院 Iron core of superconducting current limiting reactor

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