CN204155732U - A kind of iron-core reactor - Google Patents

A kind of iron-core reactor Download PDF

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Publication number
CN204155732U
CN204155732U CN201420435451.3U CN201420435451U CN204155732U CN 204155732 U CN204155732 U CN 204155732U CN 201420435451 U CN201420435451 U CN 201420435451U CN 204155732 U CN204155732 U CN 204155732U
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CN
China
Prior art keywords
cushion block
iron
yoke
coil
steel plate
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.)
Expired - Fee Related
Application number
CN201420435451.3U
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Chinese (zh)
Inventor
纪向黎
贺应华
赵金江
仝雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO HENGSHUN ZHONGSHENG GROUP CO,. LTD.
Original Assignee
EVERCONTAINING ELECTRIC Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201420435451.3U priority Critical patent/CN204155732U/en
Application granted granted Critical
Publication of CN204155732U publication Critical patent/CN204155732U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of iron-core reactor, comprise: coil, iron core, upper cushion block, lower cushion block, upper yoke, lower yoke and base, be characterized in: described coil and upper cushion block and lower cushion block resin-cast integral, described upper cushion block, lower cushion block are separately positioned on the upper and lower two ends of coil, and circumferentially symmetrical.Described coil is multi-layer cylindrical structure, and shaping with resin-cast, and the winding of described coil adopts aluminum steel segmentation coiling to form, and middle line, adopts waffle slab to do layer insulation between winding layers, winding inner surface and outer surface waffle slab wrap up.By changing the version of critical piece, eliminating and drawing screw rod, reduce integral installation size, simplify assembling process, make iron-core reactor structure simple, reliable, easy for installation, overall appearance.

Description

A kind of iron-core reactor
Technical field
The utility model belongs to high voltage electrical apparatus technical field, relates to a kind of reactor, is a kind of iron-core reactor specifically.
Background technology
Iron-core reactor by coil, be wound on winding on coil and iron core connector assembles, coil and winding are current-carrying part, cylinder mode, and structure is simple, and coiling is convenient; Iron core is magnetic circuit and the skeleton part of reactor, and it is by several iron-cored cakes and Double layer iron yoke is stacked forms, and separates between iron-cored cake with insulation board, forms gap; Iron-cored cake and iron yoke are strained by hold down gag, and iron yoke and all iron-cored cakes all should ground connection.Iron core is placed in the centre of coil, is connected to form complete iron-core reactor with connector.
Existing iron-core reactor connector is many:
First, coil by lower cushion block on several and hold-down bolt and solid unshakable in one's determination integral, cushion block needs design one boss, allow its top on circumscribed circle unshakable in one's determination, the existence of boss decreases the area of dissipation of coil on the one hand, affects reactor radiating effect, cause coil temperature rise higher, on the other hand, can creepage phenomenon be caused under superpotential effect, affect properties of product.Upper lower cushion block quantity is many, and in order to reduce vibrations when being connected with coil, also needing to increase silica gel plate etc. and carrying out glissando, adding cost.
Secondly, Double layer iron yoke fixed form is all by drawing screw rod to be integrally fixed, due to the existence of pull bar, in order to meet the main insulation requirement of pull bar to coil, will ensure to draw the insulation distance of screw rod and coil enough large, otherwise pull bar will be caused coil discharge phenomenon, so just cause the increase of overall dimensions.The practice of some producers is modes pull bar being made into interior arm-tie at present, because will insulation processing be carried out between interior arm-tie and iron core, once insulation damages will cause reactor can not one point earth, on the other hand due to the existence of interior arm-tie, the original coil made is inadequate to the distance between iron core, for meeting main insulation requirement, the size of coil will be strengthened, also the increase of overall dimensions is caused, and the reactance value due to iron-core reactor is adjustable, the reactor of arm-tie in adopting, reactance value regulates quite trouble.
In addition, be all bolted between all parts of existing iron-core reactor, cause operation many, assembling trouble.
Summary of the invention
The utility model is the problems referred to above solving prior art existence, provides a kind of iron-core reactor, by changing the version of critical piece, reducing integral installation size, simplifying assembling process, makes iron-core reactor structure simple, reliable, easy for installation.
The purpose of this utility model is achieved through the following technical solutions:
A kind of iron-core reactor, comprise: coil, iron core, upper cushion block, lower cushion block, upper yoke, lower yoke and base, it is characterized in that, described coil and upper cushion block and lower cushion block resin-cast integral, described upper cushion block, lower cushion block are separately positioned on the upper and lower two ends of coil, and circumferentially symmetrical.
Improvement to technique scheme: described coil is multi-layer cylindrical structure, and shaping with resin-cast, the winding of described coil adopts aluminum steel segmentation coiling to form, middle line, adopt waffle slab to do layer insulation between winding layers, winding inner surface and outer surface waffle slab wrap up.
Further improvement to technique scheme: the upper and lower two ends of the waffle slab in described coil extend in described upper cushion block and lower cushion block respectively, in described upper cushion block and lower cushion block, all embedded nut is set, described iron core is placed in the middle of described coil, the lower end hold-down bolt of described upper yoke is fixed in the built-in nut on cushion block, the upper end of upper yoke is with drawing tie-rod and pushing down iron core, the upper end hold-down bolt of described lower yoke is fixed in the built-in nut on lower cushion block, the lower end of lower yoke is connected with described base, both sides on described coil are provided with the line terminal of winding.
Further improvement to technique scheme: the center line of the lead-in line row link winding relative to outlet row link of described line terminal is symmetrical, line terminal is arranged built-in wiring nut, the line of winding is connected respectively on the built-in wiring nut of line terminal.
Further improvement to technique scheme: the line of described winding is welded on a plate, connecting plate is fixed on built-in wiring nut.
Further improvement to technique scheme: described iron core is parallel lamination, core section is circular.
Further improvement to technique scheme: described upper yoke upper steel plate links together, upper steel plate arranges suspension ring, described lower yoke lower steel plate links together, lower steel plate is fixed on base, upper steel plate, lower steel plate are welded with and socket plate, use tie-rod up and down at upper yoke, lower yoke.
The utility model compared with prior art has the following advantages and good effect:
1, the utility model coil adopts waffle slab integral with cushion block resin-cast as skeleton, makes the resistance to tension in coil all directions all very strong, avoids and occur coil cracking phenomena, thus ensure that reliability, the fail safe of reactor; Meanwhile, decrease the operation of assembling cushion block, improve operating efficiency; Eliminate the boss of cushion block, add the area of dissipation of coil, effective guarantee radiating effect, and avoid creepage problem; The coil smooth in appearance, attractive in appearance that pouring technology makes.
2, the utility model is unshakable in one's determination is fixed into an entirety through the cushion block of iron yoke hold-down bolt directly and on coil, and eliminate and draw screw rod, overall assembling is more simple, and decrease overall size, product is compacter.
3, the utility model changes the channel-section steel at Double layer iron yoke two ends into steel plate structure, avoids all parts that sockets and all sockets with channel-section steel, cause channel-section steel to be out of shape, affect product attractive in appearance.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of iron-core reactor of the utility model;
Fig. 2 is the structural representation of the coil of a kind of iron-core reactor of the utility model;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation of a kind of iron-core reactor coil windings of the utility model and waffle slab;
Fig. 5 is the structural representation of a kind of three-phase iron-core reactor of the utility model embodiment.
In figure: the upper cushion block of 1-coil, 2-, 3-embedded nut, 4-upper yoke, 5-draw screw rod, 6-iron core, 7-line terminal, 8-lower cushion block, 9-lower yoke, 10-base, the built-in wiring nut of 11-, 12-connecting plate, 13-waffle slab, 14-winding, 15-upper steel plate, 16-suspension ring, 17-lower steel plate.
Embodiment
See Fig. 1-Fig. 5, the embodiment of a kind of iron-core reactor of the utility model, comprising: the winding 14 on coil 1, coil 1, iron core 6, upper cushion block 2, lower cushion block 8, upper yoke 4, lower yoke 9.Coil 1 uses resin-cast integral with upper cushion block 2 and lower cushion block 8, and described upper cushion block 2, lower cushion block 8 are separately positioned on coil about 1 two ends, and circumferentially symmetrical.
Specifically, above-mentioned coil 1 is multi-layer cylindrical structure, and shaping with resin-cast, the winding 14 of described coil 1 adopts aluminum steel segmentation coiling to form, middle line, adopt waffle slab 13 to do layer insulation between winding layers, winding 14 inner surface and outer surface waffle slab 13 wrap up.Make coil 1 axis and radial tensile property all have reliable guarantee, thus efficient solution break off relations edge layer problem of Cracking.
Waffle slab about 13 two ends in coil 1 extend in cushion block 2 and lower cushion block 8 respectively, in upper cushion block 2 and lower cushion block 8, embedded nut 3 is all set, unshakable in one's determination 6 is parallel lamination, the cross section of unshakable in one's determination 6 is circular, unshakable in one's determination 6 are placed in the middle of coil 1, the lower end hold-down bolt of upper yoke 4 is fixed in the built-in nut 3 on cushion block 2, the upper end of upper yoke 4 is with drawing screw rod 5 to strain and pushing down unshakable in one's determination 6, the upper end hold-down bolt of described lower yoke 9 is fixed in the built-in nut 3 on lower cushion block 8, the lower end of lower yoke 9 is connected with described base 10, the both sides of described coil 1 are provided with winding line terminal 7.Which reduces the operation of fit on, lower cushion block 2,8, improve operating efficiency, also eliminate the boss of upper and lower cushion block 2,8, add the area of dissipation of coil 1, avoid the generation of creepage phenomenon.In addition, coil 1 smooth in appearance, attractive in appearance that makes of pouring technology.
Usually, the center line of the lead-in line row link winding relative to outlet row link of above-mentioned line terminal 7 is symmetrical, is easy-to-connect, line terminal 7 is arranged built-in wiring nut 11.The line of winding 14 is connected respectively on the built-in wiring nut 11 of line terminal 7.Concrete connected mode can be: the line of winding 14 is welded on a plate 12, and connecting plate 12 is fixed on built-in wiring nut 11.
Upper yoke 4 upper steel plate 15 links together, upper steel plate 15 is arranged suspension ring 16, described lower yoke 9 lower steel plate 17 links together, and lower steel plate 18 is fixed on base 10, upper steel plate 15, lower steel plate 17 are welded with and socket plate, use tie-rod at upper yoke 4, lower yoke about 9.As shown in Figure 5, this ensure that the globality of three-phase iron-core reactor, eliminate and draw screw rod, make the assembling of iron-core reactor entirety more simple, overall dimensions is compacter.
Certainly, above-mentioned explanation is not to restriction of the present utility model, and the utility model is also not limited to above-mentioned citing; those skilled in the art; in essential scope of the present utility model, done change, remodeling, interpolation or replacement, also should belong to protection range of the present utility model.

Claims (8)

1. an iron-core reactor, comprise: coil, iron core, upper cushion block, lower cushion block, upper yoke, lower yoke and base, it is characterized in that, described coil and upper cushion block and lower cushion block resin-cast integral, described upper cushion block, lower cushion block are separately positioned on the upper and lower two ends of coil, and circumferentially symmetrical.
2. according to iron-core reactor according to claim 1, it is characterized in that, described coil is multi-layer cylindrical structure, and it is shaping with resin-cast, the winding of described coil adopts aluminum steel segmentation coiling to form, middle line, adopt waffle slab to do layer insulation between winding layers, winding inner surface and outer surface waffle slab wrap up.
3. according to iron-core reactor according to claim 2, it is characterized in that, the upper and lower two ends of waffle slab in described coil extend in described upper cushion block and lower cushion block respectively, in described upper cushion block and lower cushion block, all embedded nut is set, described iron core is placed in the middle of described coil, the lower end hold-down bolt of described upper yoke is fixed in the built-in nut on cushion block, the upper end of upper yoke is with drawing tie-rod and pushing down iron core, the upper end hold-down bolt of described lower yoke is fixed in the built-in nut on lower cushion block, the lower end of lower yoke is connected with described base, both sides on described coil are provided with the line terminal of winding.
4. according to iron-core reactor according to claim 3, it is characterized in that, the center line of the lead-in line row link winding relative to outlet row link of described line terminal is symmetrical, line terminal is arranged built-in wiring nut, the line of winding is connected respectively on the built-in wiring nut of line terminal.
5. according to iron-core reactor according to claim 4, it is characterized in that, the line of described winding is welded on a plate, and connecting plate is fixed on built-in wiring nut.
6. according to the iron-core reactor described in any one of claim 1-5, it is characterized in that, described iron core is parallel lamination, and core section is circular.
7. according to the iron-core reactor described in any one of claim 1-5, it is characterized in that, described upper yoke upper steel plate links together, upper steel plate arranges suspension ring, described lower yoke lower steel plate links together, lower steel plate is fixed on base, upper steel plate, lower steel plate is welded with and sockets plate, use tie-rod up and down at upper yoke, lower yoke.
8. according to iron-core reactor according to claim 6, it is characterized in that, described upper yoke upper steel plate links together, upper steel plate arranges suspension ring, described lower yoke lower steel plate links together, lower steel plate is fixed on base, upper steel plate, lower steel plate is welded with and sockets plate, use tie-rod up and down at upper yoke, lower yoke.
CN201420435451.3U 2014-08-04 2014-08-04 A kind of iron-core reactor Expired - Fee Related CN204155732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420435451.3U CN204155732U (en) 2014-08-04 2014-08-04 A kind of iron-core reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420435451.3U CN204155732U (en) 2014-08-04 2014-08-04 A kind of iron-core reactor

Publications (1)

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CN204155732U true CN204155732U (en) 2015-02-11

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105761898A (en) * 2016-02-22 2016-07-13 北京电力设备总厂有限公司 Single-phase iron-core energy taking reactor for staged controllable parallel reactor device
CN107068350A (en) * 2017-05-12 2017-08-18 中科电力装备集团有限公司 A kind of arc-shaped iron core structure of transformer
CN109215987A (en) * 2018-11-14 2019-01-15 天津市特变电工变压器有限公司 Cast Resin Dry-Type Transformer high-tension coil assembling structure and moulding process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105761898A (en) * 2016-02-22 2016-07-13 北京电力设备总厂有限公司 Single-phase iron-core energy taking reactor for staged controllable parallel reactor device
CN107068350A (en) * 2017-05-12 2017-08-18 中科电力装备集团有限公司 A kind of arc-shaped iron core structure of transformer
CN109215987A (en) * 2018-11-14 2019-01-15 天津市特变电工变压器有限公司 Cast Resin Dry-Type Transformer high-tension coil assembling structure and moulding process

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GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: QINGDAO HENGSHUN ZHONGSHENG GROUP CO., LTD.

Free format text: FORMER NAME: QINGDAO EVERCONTAINING ELECTRIC CO., LTD.

CP03 Change of name, title or address

Address after: 266108 Airport Industrial Park, Liuting street, Chengyang District, Shandong, Qingdao

Patentee after: QINGDAO HENGSHUN ZHONGSHENG GROUP CO,. LTD.

Address before: 266108 Airport Industrial Park, Chengyang District, Shandong, Qingdao

Patentee before: Evercontaining Electric Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150211

Termination date: 20200804