CN107910169A - A kind of apparatus for fixing transformer and its manufacture method - Google Patents

A kind of apparatus for fixing transformer and its manufacture method Download PDF

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Publication number
CN107910169A
CN107910169A CN201711285431.7A CN201711285431A CN107910169A CN 107910169 A CN107910169 A CN 107910169A CN 201711285431 A CN201711285431 A CN 201711285431A CN 107910169 A CN107910169 A CN 107910169A
Authority
CN
China
Prior art keywords
nonmagnetic steel
side plate
press beam
steel side
connecting 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
CN201711285431.7A
Other languages
Chinese (zh)
Inventor
段永华
李爽
宋悠全
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.)
CRRC Zhuzhou Electric Co Ltd
Original Assignee
CRRC Zhuzhou 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
Application filed by CRRC Zhuzhou Electric Co Ltd filed Critical CRRC Zhuzhou Electric Co Ltd
Priority to CN201711285431.7A priority Critical patent/CN107910169A/en
Publication of CN107910169A publication Critical patent/CN107910169A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/24Magnetic cores
    • H01F27/26Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266Fastening or mounting the core on casing or support
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties

Abstract

The invention discloses a kind of apparatus for fixing transformer, including:The connecting plate and the left nonmagnetic steel press beam being vertically set on connecting plate and right nonmagnetic steel press beam that the left nonmagnetic steel side plate being symmetrical set is connected with left nonmagnetic steel side plate with right nonmagnetic steel side plate respectively with right nonmagnetic steel side plate, both ends, left nonmagnetic steel press beam and right nonmagnetic steel press beam are arranged in parallel.The invention also discloses a kind of apparatus for fixing transformer manufacture method, comprise the following steps:Connecting plate is horizontally disposed with and its both ends is respectively welded on left nonmagnetic steel side plate and right nonmagnetic steel side plate;Left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and be welded on vertically on connecting plate respectively.Since nonmagnetic steel magnetic conductivity is low and resistivity is high, and the eddy-current loss in magnetic field is small, can avoid transformer core hot-spot.

Description

A kind of apparatus for fixing transformer and its manufacture method
Technical field
The present invention relates to transformer technology field, more particularly to a kind of apparatus for fixing transformer and its manufacture method.
Background technology
Apparatus for fixing transformer is mainly used for fixing to clamp transformer core, and existing apparatus for fixing transformer is mainly by the material of Q345E Material is welded, and eddy-current loss is easily produced in the magnetic field of transformer core, and then causes hot-spot, so as to influence transformation The normal use of device, also reduces the service life of transformer.
Therefore, how a kind of apparatus for fixing transformer and its manufacture method are provided, to reduce eddy-current loss, and then avoids local mistake Heat, is the technical problem that those skilled in the art are badly in need of solving.
The content of the invention
The object of the present invention is to provide a kind of apparatus for fixing transformer and its manufacture method, can effectively solve transformer core The problems such as eddy-current loss is easily produced in magnetic field.
In order to solve the above technical problems, the present invention provides following technical solution:
A kind of apparatus for fixing transformer, including:The left nonmagnetic steel side plate and right nonmagnetic steel side plate that are symmetrical set, both ends difference The connecting plate that is connected with the left nonmagnetic steel side plate with the right nonmagnetic steel side plate and it is vertically set on the connecting plate Left nonmagnetic steel press beam and right nonmagnetic steel press beam, the left nonmagnetic steel press beam and the right nonmagnetic steel press beam are arranged in parallel.
Preferably, the left nonmagnetic steel side plate and the right nonmagnetic steel side plate are the nonmagnetic steel side plate at right angles bent.
Preferably, the right angle bending place of the left nonmagnetic steel side plate and the right nonmagnetic steel side plate is equipped with reinforcing plate.
Preferably, the left nonmagnetic steel side plate, the right nonmagnetic steel side plate, the connecting plate and the left nonmagnetic steel pressure Beam and the right nonmagnetic steel press beam are made by 20Mn23AlV nonmagnetic steels.
Preferably, the left nonmagnetic steel side plate and the right nonmagnetic steel side plate are connected with the connecting plate full weld respectively, institute State left nonmagnetic steel press beam and the right nonmagnetic steel press beam is connected with the connecting plate full weld respectively.
A kind of apparatus for fixing transformer manufacture method, including:
Connecting plate is horizontally disposed with and its both ends is respectively welded on left nonmagnetic steel side plate and right nonmagnetic steel side plate;
Left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and it is welded on the connecting plate vertically respectively On.
Preferably, it is described that connecting plate is horizontally disposed with and its both ends is respectively welded at left nonmagnetic steel side plate and right nonmagnetic steel When on side plate, and it is described that left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and it is welded on institute vertically respectively When stating on connecting plate, welded by full weld.
Preferably, welded by low current multiple tracks multilayer welding, and interlayer temperature is no more than 200 DEG C.
Preferably, 100% penetrant inspection is carried out after the completion of welding.
Compared with prior art, above-mentioned technical proposal has the following advantages:
A kind of apparatus for fixing transformer provided by the present invention, including:The left nonmagnetic steel side plate and right no magnetic being symmetrical set The connecting plate and be vertically set on connecting plate that steel side plate, both ends are connected with left nonmagnetic steel side plate with right nonmagnetic steel side plate respectively On left nonmagnetic steel press beam and right nonmagnetic steel press beam, left nonmagnetic steel press beam and right nonmagnetic steel press beam it is arranged in parallel.Nonmagnetic steel Magnetic conductivity is low and resistivity is high, and the eddy-current loss in magnetic field is small, avoids transformer core hot-spot.
Present invention also offers a kind of apparatus for fixing transformer manufacture method, comprise the following steps:Connecting plate is horizontally disposed with simultaneously Its both ends is respectively welded on left nonmagnetic steel side plate and right nonmagnetic steel side plate;By left nonmagnetic steel press beam and right nonmagnetic steel press beam phase Mutually it is arranged in parallel, and is welded on vertically on connecting plate respectively.Since nonmagnetic steel magnetic conductivity is low and resistivity is high, the whirlpool in magnetic field Stream loss is small, can avoid transformer core hot-spot.
Brief description of the drawings
, below will be to embodiment or the prior art in order to illustrate more clearly of technical solution of the invention or of the prior art Attached drawing is briefly described needed in description, it should be apparent that, drawings in the following description are some of the present invention Embodiment, for those of ordinary skill in the art, without creative efforts, can also be attached according to these Figure obtains other attached drawings.
A kind of main structure diagram for apparatus for fixing transformer that Fig. 1 is provided for a kind of embodiment of the present invention;
A kind of overlooking the structure diagram for apparatus for fixing transformer that Fig. 2 is provided for a kind of embodiment of the present invention;
A kind of flow chart for apparatus for fixing transformer manufacture method that Fig. 3 is provided for a kind of embodiment of the present invention.
Embodiment
It is understandable in order to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings to this hair Bright embodiment is described in detail.
Detail is elaborated in the following description in order to fully understand the present invention.But the present invention can with it is a variety of not Other manner described here is same as to implement, those skilled in the art can do class in the case of without prejudice to intension of the present invention Like popularization.Therefore the limitation of the invention from following public embodiment.
Please refer to Fig.1-Fig. 3, a kind of main view for apparatus for fixing transformer that Fig. 1 is provided for a kind of embodiment of the present invention Structure diagram;A kind of overlooking the structure diagram for apparatus for fixing transformer that Fig. 2 is provided for a kind of embodiment of the present invention; A kind of flow chart for apparatus for fixing transformer manufacture method that Fig. 3 is provided for a kind of embodiment of the present invention.
A kind of embodiment of the present invention provides a kind of apparatus for fixing transformer, including:The left nothing being symmetrical set Connecting plate 3 that magnet steel side plate 1 and right nonmagnetic steel side plate 2, both ends are connected with left nonmagnetic steel side plate 1 and right nonmagnetic steel side plate 2 respectively, And it is vertically set on the left nonmagnetic steel press beam 4 on connecting plate 3 and right nonmagnetic steel press beam 5, left nonmagnetic steel press beam 4 and right nonmagnetic steel Press beam 5 is arranged in parallel.
In the present embodiment, can be first by left nonmagnetic steel side plate 1, right nonmagnetic steel side plate 2, connecting plate 3 and left nonmagnetic steel press beam 4 and right nonmagnetic steel press beam 5 assembled, then preferably welded using the flux-cored wire of 316L flux-cored wires or 309L Connect, welding protection gas uses CO2Gas, greasy dirt, the iron rust at each workpiece grooves of thorough cleaning and edge before weldering.It can wherein set The connecting plate 3 that polylith is parallel to each other respectively with left nonmagnetic steel side plate 1, right nonmagnetic steel side plate 2 and left nonmagnetic steel press beam 4 and the right side Nonmagnetic steel press beam 5 is welded.Importantly, nonmagnetic steel magnetic conductivity is low and resistivity is high, and the eddy-current loss in magnetic field is small, avoids becoming Depressor iron core hot-spot.
Specifically, left nonmagnetic steel side plate 1 and right nonmagnetic steel side plate 2 are the nonmagnetic steel side plate at right angles bent.
In order to improve the intensity of folder, the right angle bending place of left nonmagnetic steel side plate 1 and right nonmagnetic steel side plate 2 is equipped with reinforcing plate 6。
Specifically, left nonmagnetic steel side plate 1, right nonmagnetic steel side plate 2, connecting plate 3 and left nonmagnetic steel press beam 4 and right no magnetic Steel press beam 5 is made by 20Mn23AlV nonmagnetic steels.
It should be noted that 20Mn23AlV is simply preferred, the nonmagnetic steel of other models also can be selected, the present embodiment is to this Do not limit, specifically depend on the circumstances.
Further, left nonmagnetic steel side plate 1 and right nonmagnetic steel side plate 2 are connected with 3 full weld of connecting plate respectively, left nonmagnetic steel pressure Beam 4 and right nonmagnetic steel press beam 5 are connected with 3 full weld of connecting plate respectively.Welded by full weld, stress can be avoided to concentrate and produce and split The situation of line occurs.
A kind of embodiment of the present invention additionally provides a kind of apparatus for fixing transformer manufacture method, comprises the following steps:
S100:Connecting plate is horizontally disposed with and its both ends is respectively welded at left nonmagnetic steel side plate and right nonmagnetic steel side plate On.
S200:Left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and it is welded on connecting plate vertically respectively On.Wherein can by connecting plate that polylith is parallel to each other respectively with left nonmagnetic steel side plate, right nonmagnetic steel side plate and left nonmagnetic steel pressure Beam and the welding of right nonmagnetic steel press beam.Additionally due to nonmagnetic steel magnetic conductivity is low and resistivity is high, and the eddy-current loss in magnetic field is small, can Avoid transformer core hot-spot.
Further, connecting plate is horizontally disposed with and its both ends is respectively welded at left nonmagnetic steel side plate and right nonmagnetic steel side When on plate, and left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and be welded on vertically on connecting plate respectively When, welded by full weld.Relative to traditional disconnected weldering, the situation that stress can be avoided to concentrate and cracked occurs.
Specifically, welded by low current multiple tracks multilayer welding, and interlayer temperature is no more than 200 DEG C.In addition, welding After the completion of carry out 100% penetrant inspection.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.
A kind of apparatus for fixing transformer provided by the present invention and its manufacture method are described in detail above.Herein should The principle of the present invention and embodiment are set forth with specific case, the explanation of above example is only intended to help to manage Solve the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, do not departing from On the premise of the principle of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into this hair In bright scope of the claims.The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field real Now or using of the invention.A variety of modifications to these embodiments will be apparent for those skilled in the art , the general principles defined herein can without departing from the spirit or scope of the present invention, in other embodiments Middle realization.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and be to fit to it is disclosed herein Principle and the consistent most wide scope of features of novelty.

Claims (9)

  1. A kind of 1. apparatus for fixing transformer, it is characterised in that including:The left nonmagnetic steel side plate being symmetrical set and right nonmagnetic steel side The connecting plate and be vertically set on institute that plate, both ends are connected with the left nonmagnetic steel side plate with the right nonmagnetic steel side plate respectively The left nonmagnetic steel press beam on connecting plate and right nonmagnetic steel press beam are stated, the left nonmagnetic steel press beam and the right nonmagnetic steel press beam are mutual It is arranged in parallel.
  2. 2. apparatus for fixing transformer according to claim 1, it is characterised in that the left nonmagnetic steel side plate and the right nonmagnetic steel Side plate is the nonmagnetic steel side plate at right angles bent.
  3. 3. apparatus for fixing transformer according to claim 2, it is characterised in that the left nonmagnetic steel side plate and the right nonmagnetic steel The right angle bending place of side plate is equipped with reinforcing plate.
  4. 4. apparatus for fixing transformer according to any one of claims 1 to 3, it is characterised in that the left nonmagnetic steel side plate, described Right nonmagnetic steel side plate, the connecting plate and the left nonmagnetic steel press beam and the right nonmagnetic steel press beam by 20Mn23AlV without Magnet steel is made.
  5. 5. apparatus for fixing transformer according to claim 4, it is characterised in that the left nonmagnetic steel side plate and the right nonmagnetic steel Side plate is connected with the connecting plate full weld respectively, the left nonmagnetic steel press beam and the right nonmagnetic steel press beam respectively with the connection Plate full weld connects.
  6. A kind of 6. apparatus for fixing transformer manufacture method, it is characterised in that including:
    Connecting plate is horizontally disposed with and its both ends is respectively welded on left nonmagnetic steel side plate and right nonmagnetic steel side plate;
    Left nonmagnetic steel press beam and right nonmagnetic steel press beam is arranged in parallel, and be welded on vertically on the connecting plate respectively.
  7. 7. apparatus for fixing transformer manufacture method according to claim 6, it is characterised in that described to be horizontally disposed with connecting plate simultaneously When its both ends is respectively welded on left nonmagnetic steel side plate and right nonmagnetic steel side plate, and it is described by left nonmagnetic steel press beam and right nothing Magnet steel press beam is arranged in parallel, and when being welded on vertically on the connecting plate respectively, is welded by full weld.
  8. 8. apparatus for fixing transformer manufacture method according to claim 7, it is characterised in that by low current multiple tracks multilayer welding into Row welding, and interlayer temperature is no more than 200 DEG C.
  9. 9. apparatus for fixing transformer manufacture method according to claim 8, it is characterised in that 100% is carried out after the completion of welding Penetrant inspection.
CN201711285431.7A 2017-12-07 2017-12-07 A kind of apparatus for fixing transformer and its manufacture method Pending CN107910169A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711285431.7A CN107910169A (en) 2017-12-07 2017-12-07 A kind of apparatus for fixing transformer and its manufacture method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711285431.7A CN107910169A (en) 2017-12-07 2017-12-07 A kind of apparatus for fixing transformer and its manufacture method

Publications (1)

Publication Number Publication Date
CN107910169A true CN107910169A (en) 2018-04-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711285431.7A Pending CN107910169A (en) 2017-12-07 2017-12-07 A kind of apparatus for fixing transformer and its manufacture method

Country Status (1)

Country Link
CN (1) CN107910169A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113751962A (en) * 2021-08-04 2021-12-07 江苏恒变电力设备有限公司 Hole drilling process for clamping piece for iron core

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202258688U (en) * 2011-08-05 2012-05-30 许继集团有限公司 Supporting pull plate for three-column amorphous alloy iron core
CN202996525U (en) * 2012-12-31 2013-06-12 南车株洲电机有限公司 Transformer integrated ferrite yoke

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202258688U (en) * 2011-08-05 2012-05-30 许继集团有限公司 Supporting pull plate for three-column amorphous alloy iron core
CN202996525U (en) * 2012-12-31 2013-06-12 南车株洲电机有限公司 Transformer integrated ferrite yoke

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113751962A (en) * 2021-08-04 2021-12-07 江苏恒变电力设备有限公司 Hole drilling process for clamping piece for iron core

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Application publication date: 20180413

RJ01 Rejection of invention patent application after publication