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CN104078206A - Clamp of vertical rolled core type transformer - Google Patents

Clamp of vertical rolled core type transformer Download PDF

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Publication number
CN104078206A
CN104078206A CN201410246367.1A CN201410246367A CN104078206A CN 104078206 A CN104078206 A CN 104078206A CN 201410246367 A CN201410246367 A CN 201410246367A CN 104078206 A CN104078206 A CN 104078206A
Authority
CN
China
Prior art keywords
clamping piece
wound core
dimensional wound
upper clamping
support 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.)
Pending
Application number
CN201410246367.1A
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Chinese (zh)
Inventor
丁友源
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.)
Sichuan Air Generating Gas Science And Technology Ltd
Original Assignee
Sichuan Air Generating Gas Science And Technology 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
Application filed by Sichuan Air Generating Gas Science And Technology Ltd filed Critical Sichuan Air Generating Gas Science And Technology Ltd
Priority to CN201410246367.1A priority Critical patent/CN104078206A/en
Publication of CN104078206A publication Critical patent/CN104078206A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a clamp of a vertical rolled core type transformer. The clamp comprises an upper clamp that is correspondingly arranged at the upper end of a vertical rolled core, and a lower clamp that is correspondingly arranged at the lower end of the vertical rolled core; a plurality of tightening plates are connected between the upper clamp and the lower clamp. With the adoption of the clamp of the vertical rolled core type transformer, the structure is optimized, the molding technology requirements are decreased, the labor intensity of workers is small, and the molding is convenient; in addition, such connecting structure is convenient to mount and dismount, single people can operate, and the connected structure is high in stability and high in reliability.

Description

A kind of three dimensional wound core apparatus for fixing transformer
Technical field
The present invention relates to transformer part, specifically a kind of three dimensional wound core apparatus for fixing transformer.
Background technology
One of core component as transformer unshakable in one's determination plays a part magnetic conduction and skeleton in the structure of whole transformer.Due to the particularity of iron core in transformer, require fastening setting in transformer unshakable in one's determination, good fastening structure not only makes interlayer unshakable in one's determination closely (ensure activity coefficient, the shape and size of cross section unshakable in one's determination, transverse vibration while reducing remagnetization, reduce no-load current, no-load loss and the noise of transformer), and can make coil and transformer in transport and maintenance mechanically stable in service.It is mainly that folder by transformer is realized that fastening on transformer unshakable in one's determination arranges.
Three dimensional wound core transformer, as Power-saving-type Power Transformer, because of the particularity of its structure, thereby makes its clamping structure also have its unique distinction.Chinese patent literature discloses a kind of " roll core type transformer clamp of three-dimensional solid " (publication number: CN 200976301, open day: on November 14th, 2007), this technology provides a kind of apparatus for fixing transformer of structure uniqueness for the special construction of three dimensional wound core transformer, it is mainly made up of hexagonal upper clamping piece and the lower clamping piece of corresponding three dimensional wound core upper and lower end, between upper and lower folder, links together by many screw rods.Though this technology has more reasonably realized the fastening setting of iron core of three dimensional wound core transformer, but it is by upper, lower clamping piece links together by many screw rods, it not only need to weld the bearing of multiple assembling screw rods in the time manufacturing moulding, part is too many, welding sequence complexity, technical requirement is high (to be necessarily required, bearing on lower clamping piece is corresponding one by one), labor strength is large, and in this screw rod locking, the structure of lower clamping piece is in the time coming into operation, along with the effect of external force easily produces loosening, and then the impact fastening performance that arranges unshakable in one's determination, in addition, on, lower clamping piece needs many people to adopt specific purpose tool operation to realize (in the time of operation screw rod one end in the time carrying out assembly and disassembly, the other end of screw rod needs manual control or operation), very inconvenient.
Summary of the invention
The object of the invention is to: for the particularity of above-mentioned three dimensional wound core transformer device structure, and the deficiency of existing three dimensional wound core apparatus for fixing transformer, provide a kind of simple in structure, be convenient to moulding, easy to operate, reliable and stable three dimensional wound core apparatus for fixing transformer.
The technical solution used in the present invention is: a kind of three dimensional wound core apparatus for fixing transformer, comprise the upper clamping piece of corresponding three dimensional wound core upper end and the lower clamping piece of corresponding three dimensional wound core lower end, and between described upper clamping piece and lower clamping piece, be connected with many support braces by securing member.
Further, described upper clamping piece and lower clamping piece are respectively hexagonal shape, and this hexagonal shape is that substrate and three shorter alternate the crowding around of wing plate of length grown by three length form.
Further, the substrate on described upper clamping piece and lower clamping piece and two ends wing plate form 120 ° of angles.
As preferred version, in described upper clamping piece, be fixed with the support plate of triangle, each summit butt of this support plate is fixed on the substrate middle part of upper clamping piece.
Further, the center of described support plate has through hole; On described support plate, be equipped with the many hold-down bolts that compress three dimensional wound core end briquetting; Described support plate is provided with at least one the catching groove structure that hangs lifting appliance suspension hook.
Further, the polygon on rounded, oval or at least three limits of the through hole on described support plate.
Further, described upper clamping piece is provided with the bearing of multiple radial protrusions, is equipped with the bolt that compresses three dimensional wound core end briquetting on each bearing.
As preferred version, described lower clamping piece is provided with the many carrying bolts unshakable in one's determination that extend radially inwardly.
The invention has the beneficial effects as follows:
1. the many support braces of upper clamping piece and lower clamping piece being fixed by securing member link together, thereby have effectively optimized clamping structure, have reduced forming technique requirement, and labor strength is low, convenient formation; In addition, this syndeton is very convenient in the time carrying out charge and discharge operations, singlely just can realize operation, the good stability after connection, and reliability is high;
2. by the specific triangle support plate of structure is set in upper clamping piece, can not only effectively strengthen the structural strength of whole folder, and on upper clamping piece, form large-area hollow out gap, be beneficial to heat radiation unshakable in one's determination, reduce the noise in transformer running;
3. just can form reliably iron core, stably support by the many carrying bolts unshakable in one's determination that extend radially inwardly are set in lower clamping piece, further optimize the structure of whole folder, be beneficial to folder moulding and reduce moulding cost.
Brief description of the drawings
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is a kind of STRUCTURE DECOMPOSITION figure of upper clamping piece in Fig. 1.
Fig. 4 is the another kind of STRUCTURE DECOMPOSITION figure of upper clamping piece in Fig. 1.
Fig. 5 is a kind of structural representation of support brace in Fig. 1.
Code name implication in figure: 1-upper clamping piece; 1-1-substrate; 1-2-wing plate; 2-securing member; 3-support brace; 4-lower clamping piece; 5-carrying bolt unshakable in one's determination; 6-support plate; 7-suspension ring; 8-hold-down bolt; 9-through hole.
Embodiment
Referring to Fig. 1 to Fig. 5: the present invention is the folder of three dimensional wound core transformer, and it comprises the upper clamping piece 1 of corresponding three dimensional wound core upper end contour structure and the lower clamping piece 4 of corresponding three dimensional wound core lower end contour structure.Because the end profile structure proximate of three dimensional wound core is in equilateral triangle shape, thereby upper clamping piece 1 and lower clamping piece 4 are also for being similar to equilateral triangle shape, in order to eliminate sharp corners, more mate three dimensional wound core end profile, upper clamping piece 1 and lower clamping piece 4 are respectively hexagonal shape, the substrate that they are grown by three length respectively and three shorter alternate crowding around of wing plate of length form (upper clamping piece 1 as shown in Figure 3 and Figure 4, substrate is 1-1, wing plate is 1-2), substrate and two ends wing plate form 120 ° of angles (every substrate is similar to U-shaped structure with the formation of two ends wing plate), be that upper clamping piece 1 and lower clamping piece 4 are respectively rotational symmetry structure.
Above-mentioned lower clamping piece 4 is provided with the many carrying bolts unshakable in one's determination 5 that extend radially inwardly, and these bolts are distributed on the substrate and wing plate of lower clamping piece 4 on sustained height, and the lower end of three dimensional wound core is positioned in lower clamping piece 4 by carrying bolt 5 unshakable in one's determination.Between upper clamping piece 1 and lower clamping piece 4 by securing member 2(for example clamping screw, locking pin etc.) be connected with many support braces 3, the quantity of support brace 3 is rationally determined according to requirements, be generally three, corresponding on three substrates of upper and lower folder (can certainly connect on wing plate).
Above-mentioned upper clamping piece 1 is provided with the bearing of multiple radial protrusions, these bearings are in the sustained height of upper clamping piece 1 substantially, require the briquetting of the corresponding three dimensional wound core of each bearing end, on each bearing, be equipped with the bolt that compresses three dimensional wound core end briquetting, compressed the briquetting of three dimensional wound core end by the feeding of this bolt.
In above-mentioned upper clamping piece 1, be welded with the support plate 6 of triangle, each summit butt of this support plate 6 is fixed on the substrate middle part of upper clamping piece 1, and support plate 6 is also rotational symmetry structure.The through hole 9(that has hexagon shape in the center of support plate 6 also can adopt circle, ellipse or other polygon to replace), further increase the area of dissipation of three dimensional wound core.On support plate 6, correspondence is equipped with the many hold-down bolts 8 that compress three dimensional wound core end briquettings, is compressed the briquetting of three dimensional wound core end by the feeding of these hold-down bolts 8; On support plate 6, be evenly equipped with three suspension ring 7(that hang lifting appliance suspension hook and also can adopt the boatswain chair replacement that forms catching groove with support plate); In addition, support plate 6 is also for busbar layout etc.
The substrate of above-mentioned upper and lower folder and wing plate can be that a sheet material rolls welding fabrication, also can be polylith split sheet material soldering group synthesis type, for example steel plate is cut into the rectangular-shaped of required size, in size as requested, two ends bending is rolled into wing plate, between two wing plates, be substrate, wing plate and substrate form 120 ° of angles, make respectively three blocks of sheet materials with this, and their soldering group are combined and get final product (as shown in Figure 3); And for example, steel plate is cut into the rectangular-shaped of required size, in size as requested, two ends bending is rolled on wing plate, a wing plate and has half range opposite side substrate, wing plate and substrate form 120 ° of angles, make respectively two boards material with this, their soldering group are combined and get final product (as shown in Figure 4).
Based on invention thinking of the present invention, above-mentioned lower clamping piece also can adopt the structure identical with upper clamping piece height (just having removed suspension ring).

Claims (8)

1. a three dimensional wound core apparatus for fixing transformer, comprise the upper clamping piece (1) of corresponding three dimensional wound core upper end and the lower clamping piece (4) of corresponding three dimensional wound core lower end, it is characterized in that: between described upper clamping piece (1) and lower clamping piece (4), be connected with many support braces (3) by securing member (2).
2. three dimensional wound core apparatus for fixing transformer according to claim 1, it is characterized in that: described upper clamping piece (1) and lower clamping piece (4) are respectively hexagonal shape, this hexagonal shape is that substrate and three shorter alternate the crowding around of wing plate of length grown by three length form.
3. three dimensional wound core apparatus for fixing transformer according to claim 2, is characterized in that: the substrate on described upper clamping piece (1) and lower clamping piece (4) and two ends wing plate form 120 ° of angles.
4. according to three dimensional wound core apparatus for fixing transformer described in claim 2 or 3, it is characterized in that: in described upper clamping piece (1), be fixed with the support plate (6) of triangle, each summit butt of this support plate (6) is fixed on the substrate middle part of upper clamping piece (1).
5. three dimensional wound core apparatus for fixing transformer according to claim 4, is characterized in that: the center of described support plate (6) has through hole; On described support plate (6), be equipped with the many hold-down bolts (8) that compress three dimensional wound core end briquetting; Described support plate (6) is provided with at least one the catching groove structure that hangs lifting appliance suspension hook.
6. three dimensional wound core apparatus for fixing transformer according to claim 5, is characterized in that: the polygon on rounded, oval or at least three limits of through hole on described support plate (6).
7. according to three dimensional wound core apparatus for fixing transformer described in claim 1,2 or 3, it is characterized in that: described lower clamping piece (4) is provided with the many carrying bolts unshakable in one's determination (5) that extend radially inwardly.
8. according to three dimensional wound core apparatus for fixing transformer described in claim 1,2 or 3, it is characterized in that: described upper clamping piece (1) is provided with the bearing of multiple radial protrusions, on each bearing, be equipped with the bolt that compresses three dimensional wound core end briquetting.
CN201410246367.1A 2014-06-05 2014-06-05 Clamp of vertical rolled core type transformer Pending CN104078206A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410246367.1A CN104078206A (en) 2014-06-05 2014-06-05 Clamp of vertical rolled core type transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410246367.1A CN104078206A (en) 2014-06-05 2014-06-05 Clamp of vertical rolled core type transformer

Publications (1)

Publication Number Publication Date
CN104078206A true CN104078206A (en) 2014-10-01

Family

ID=51599408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410246367.1A Pending CN104078206A (en) 2014-06-05 2014-06-05 Clamp of vertical rolled core type transformer

Country Status (1)

Country Link
CN (1) CN104078206A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200976301Y (en) * 2006-12-01 2007-11-14 江西大族电源科技有限公司 Three-dimensional stereo rolling magnetic core transformer clamp
CN201196898Y (en) * 2008-08-28 2009-02-18 广东海鸿变压器有限公司 Stereo rolled core dry-type transformer clamping piece
CN203386573U (en) * 2013-03-05 2014-01-08 薛建仁 Three dimensional wound core dry type transformer for non-magnetic clamp piece
CN203552882U (en) * 2013-09-18 2014-04-16 Abb技术有限公司 Fixture for tridimensional-core transformer
CN203966780U (en) * 2014-06-05 2014-11-26 四川风发电气科技有限公司 A kind of three dimensional wound core apparatus for fixing transformer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200976301Y (en) * 2006-12-01 2007-11-14 江西大族电源科技有限公司 Three-dimensional stereo rolling magnetic core transformer clamp
CN201196898Y (en) * 2008-08-28 2009-02-18 广东海鸿变压器有限公司 Stereo rolled core dry-type transformer clamping piece
CN203386573U (en) * 2013-03-05 2014-01-08 薛建仁 Three dimensional wound core dry type transformer for non-magnetic clamp piece
CN203552882U (en) * 2013-09-18 2014-04-16 Abb技术有限公司 Fixture for tridimensional-core transformer
CN203966780U (en) * 2014-06-05 2014-11-26 四川风发电气科技有限公司 A kind of three dimensional wound core apparatus for fixing transformer

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Application publication date: 20141001