CN109243777A - Furnace transformer intensifier coil longitudinal direction mechanical strength device - Google Patents

Furnace transformer intensifier coil longitudinal direction mechanical strength device Download PDF

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Publication number
CN109243777A
CN109243777A CN201811190388.0A CN201811190388A CN109243777A CN 109243777 A CN109243777 A CN 109243777A CN 201811190388 A CN201811190388 A CN 201811190388A CN 109243777 A CN109243777 A CN 109243777A
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CN
China
Prior art keywords
clamping bar
coil
mechanical strength
longitudinal direction
furnace transformer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811190388.0A
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Chinese (zh)
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CN109243777B (en
Inventor
钱建东
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.)
JIANGSU XIN TEBIAN S&T Co Ltd
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JIANGSU XIN TEBIAN S&T Co Ltd
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Priority to CN201811190388.0A priority Critical patent/CN109243777B/en
Publication of CN109243777A publication Critical patent/CN109243777A/en
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Publication of CN109243777B publication Critical patent/CN109243777B/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/30Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/303Clamping coils, windings or parts thereof together
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/10Liquid cooling
    • H01F27/12Oil cooling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/28Coils; Windings; Conductive connections
    • H01F27/30Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/306Fastening or mounting coils or windings on core, casing or other support
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00Adaptations of transformers or inductances for specific applications or functions

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Furnace Details (AREA)

Abstract

This application discloses a kind of furnace transformer intensifier coil longitudinal direction mechanical strength devices, including multiple coils arranged side by side, multiple coil is fixed by a clamp assemblies, the clamp assemblies include the first clamping bar, second clamping bar, third clamping bar, 4th clamping bar, first clamping bar and the second clamping bar are symmetrically disposed on multiple coil top surface along multiple coil orientations, the third clamping bar is symmetrical with first clamping bar and is set to the coil bottom surface, 4th clamping bar is symmetrical with second clamping bar and is set to the coil bottom surface, first clamping bar and third clamping bar, second clamping bar and the 4th clamping bar clamp multiple coil, first clamping bar and third clamping bar, it is fixed respectively by multiple longitudinal stretching screws between second clamping bar and the 4th clamping bar, first clamping bar and the second clamping bar, between third clamping bar and the 4th clamping bar respectively It is fixed by multiple lateral stretching screws.The advantage of the invention is that high degree enhances the mechanical strength of coil.

Description

Furnace transformer intensifier coil longitudinal direction mechanical strength device
Technical field
This application involves the pressing devices of oil immersed type arc furnace transformer, more particularly to a kind of furnace transformer splicing thread Enclose longitudinal mechanical strength device.
Background technique
Electric furnace is the important process equipment of each department of national economy.In metallurgical industry, electric furnace is used to melting high duty alloy Steel, ferroalloy etc.;In chemical industry, electric furnace is used to produce yellow phosphorus, calcium carbide, synthetic resin etc.;In mechanical industry, electric furnace is used In the melting etc. of casting steel and cast iron.And the furnace transformer as furnace power, it is the heart of various electric furnaces.Due to its building ring Border is severe, and short circuit current is big, big for transformer coil short-circuit impact, and in the prior art it is difficult to ensure that its mechanical strength.
Summary of the invention
It is existing to overcome the purpose of the present invention is to provide a kind of furnace transformer intensifier coil longitudinal direction mechanical strength device Deficiency in technology.
To achieve the above object, the invention provides the following technical scheme:
The embodiment of the present application discloses a kind of furnace transformer intensifier coil longitudinal direction mechanical strength device, including is arranged side by side Multiple coils, multiple coil fixed by a clamp assemblies, and the clamp assemblies include the first clamping bar, the second clamping bar, the Three clamping bars, the 4th clamping bar, first clamping bar and the second clamping bar are symmetrically disposed on multiple coil along multiple coil orientations Top surface, the third clamping bar are symmetrical with first clamping bar and are set to the coil bottom surface, and the 4th clamping bar is symmetrical with described Second clamping bar is set to the coil bottom surface, and it is more that first clamping bar with third clamping bar, the second clamping bar clamps this with the 4th clamping bar A coil passes through multiple longitudinal stretching screws respectively between first clamping bar and third clamping bar, the second clamping bar and the 4th clamping bar It is fixed, it is solid by multiple lateral stretching screws respectively between first clamping bar and the second clamping bar, third clamping bar and the 4th clamping bar It is fixed.
Preferably, in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, first clamping bar and It is fixed respectively by the lateral stretching screw in left and right two between two clamping bars, third clamping bar and the 4th clamping bar.
Preferably, in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, first clamping bar and It is fixed respectively by four set gradually longitudinal stretching screws between three clamping bars, the second clamping bar and the 4th clamping bar.
Preferably, in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, the coil is arranged side by side There are three.
Preferably, in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, first clamping bar, second Cushion block there are two being respectively set between clamping bar, third clamping bar, the 4th clamping bar and the coil.
Preferably, in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, first clamping bar is to Two clamping bars, the second clamping bar respectively symmetrically protrude out shape to the 4th clamping bar, the 4th clamping bar to third clamping bar to the first clamping bar, third clamping bar At there is angle steel, the angle steel of setting symmetrical above and below clamps the coil, is provided with cushion block between the angle steel and the coil.
It is furthermore preferred that the angle steel supports institute in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device The surface for stating cushion block has protruded out round steel, and the cushion block surface is recessed with the circular groove for clamping the round steel.
It is furthermore preferred that in above-mentioned furnace transformer intensifier coil longitudinal direction mechanical strength device, two institutes that are oppositely arranged It states and is formed with oil liquid convection space between angle steel.
Compared with prior art, advantage of the invention is that high degree enhances the mechanical strength, more efficient of coil The effect for having played transformer oil.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the vertical view of furnace transformer intensifier coil longitudinal direction mechanical strength device in the specific embodiment of the invention Figure;
Fig. 2 show the main view of furnace transformer intensifier coil longitudinal direction mechanical strength device in the specific embodiment of the invention Figure;
Fig. 3 show the bottom view of furnace transformer intensifier coil longitudinal direction mechanical strength device in the specific embodiment of the invention (coil is not shown);
Fig. 4 show angle steel schematic diagram in the specific embodiment of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out detailed retouch It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work Example, shall fall within the protection scope of the present invention.
In conjunction with shown in Fig. 1-4, furnace transformer intensifier coil longitudinal direction mechanical strength device, including three lines arranged side by side Circle 100, three coils 100 are fixed by a clamp assemblies 200, and clamp assemblies 200 include the first clamping bar 210, the second clamping bar 220, third clamping bar 230, the 4th clamping bar 240, the first clamping bar 210 are symmetrical along three 100 orientations of coil with the second clamping bar 220 Three 100 top surfaces of coil are set to, third clamping bar 230 is symmetrical with the first clamping bar 210 and is set to 100 bottom surface of coil, the 4th folder Bar 240 is symmetrical with the second clamping bar 220 and is set to 100 bottom surface of coil, the first clamping bar 210 and third clamping bar 230, the second clamping bar 220 Three coils 100, the first clamping bar 210 and third clamping bar 230, the second clamping bar 220 and the 4th clamping bar are clamped with the 4th clamping bar 240 It is fixed by be arranged successively four longitudinal stretching screws 250 respectively between 240, the first clamping bar 210 and the second clamping bar 220, the It is fixed by symmetrically arranged two lateral stretching screws 260 respectively between three clamping bars 230 and the 4th clamping bar 240.
Clamp assemblies form three-dimensional integrated, and clamp coil, maintain the stabilization of three dimensions of coil respectively, increase Strong mechanical strength.
Further, between the first clamping bar 210, the second clamping bar 220, third clamping bar 230, the 4th clamping bar 240 and coil 100 Cushion block 300 there are two being respectively set.
Prevent damage coil.
Further, the first clamping bar 210 is to the second clamping bar 220, the second clamping bar 220 to the first clamping bar 210, third clamping bar 230 respectively symmetrically protrude out to third clamping bar 230 to the 4th clamping bar 240, the 4th clamping bar 240 and are formed with angle steel 400, symmetrical above and below to set The angle steel 400 set clamps coil 100, and cushion block 300 is provided between angle steel 400 and coil 100.Angle steel 400 supports cushion block 300 Surface has protruded out round steel 410, and 300 surface of cushion block is recessed with the circular groove 310 of clamping round steel 410.
The setting of angle steel can further enhance mechanical strength, and due to passing through round steel and circular groove between angle steel and cushion block It is chimeric further fix after, further enhance mechanical strength.
Further, oil liquid convection space 500 is formed between two angle steel 400 being oppositely arranged.
Oil liquid will not be hindered to flow, good cooling effect.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that the process, method, article or equipment for including a series of elements not only includes those elements, and And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute State in the process, method, article or equipment of element that there is also other identical elements.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered It is considered as the protection scope of the application.

Claims (8)

1. a kind of furnace transformer intensifier coil longitudinal direction mechanical strength device, which is characterized in that including multiple lines arranged side by side It encloses (100), multiple coil (100) is fixed by a clamp assemblies (200), and the clamp assemblies (200) include the first clamping bar (210), the second clamping bar (220), third clamping bar (230), the 4th clamping bar (240), first clamping bar (210) and the second clamping bar (220) it is symmetrically disposed on multiple coil (100) top surface along multiple coils (100) orientation, the third clamping bar (230) is right Claim to be set to the coil (100) bottom surface in first clamping bar (210), the 4th clamping bar (240) is symmetrical with described second Clamping bar (220) is set to the coil (100) bottom surface, first clamping bar (210) and third clamping bar (230), the second clamping bar (220) multiple coil (100), first clamping bar (210) and third clamping bar (230), second are clamped with the 4th clamping bar (240) It is fixed by multiple longitudinal stretching screws (250) respectively between clamping bar (220) and the 4th clamping bar (240), first clamping bar (210) pass through multiple lateral stretching screws respectively between the second clamping bar (220), third clamping bar (230) and the 4th clamping bar (240) (260) fixed.
2. furnace transformer intensifier coil according to claim 1 longitudinal direction mechanical strength device, which is characterized in that described Pass through two cross in left and right between one clamping bar (210) and the second clamping bar (220), third clamping bar (230) and the 4th clamping bar (240) respectively It is fixed to stretching screw (260).
3. furnace transformer intensifier coil according to claim 1 longitudinal direction mechanical strength device, which is characterized in that described Respectively by setting gradually between one clamping bar (210) and third clamping bar (230), the second clamping bar (220) and the 4th clamping bar (240) Four longitudinal stretching screws (250) are fixed.
4. furnace transformer intensifier coil according to claim 1 longitudinal direction mechanical strength device, which is characterized in that the line There are three circle (100) is arranged side by side.
5. furnace transformer intensifier coil according to claim 1 longitudinal direction mechanical strength device, which is characterized in that described Between one clamping bar (210), the second clamping bar (220), third clamping bar (230), the 4th clamping bar (240) and the coil (100) respectively There are two cushion block (300) for setting.
6. furnace transformer intensifier coil according to claim 1 longitudinal direction mechanical strength device, which is characterized in that described One clamping bar (210) is pressed from both sides to the second clamping bar (220), the second clamping bar (220) to the first clamping bar (210), third clamping bar (230) to the 4th Bar (240), the 4th clamping bar (240) are respectively symmetrically protruded out to third clamping bar (230) and are formed with angle steel (400), setting symmetrical above and below The angle steel (400) clamp the coil (100), be provided with cushion block between the angle steel (400) and the coil (100) (300)。
7. furnace transformer intensifier coil according to claim 6 longitudinal direction mechanical strength device, which is characterized in that the angle The surface that steel (400) supports the cushion block (300) has protruded out round steel (410), and cushion block (300) surface is recessed with described in clamping The circular groove (310) of round steel (410).
8. furnace transformer intensifier coil according to claim 6 longitudinal direction mechanical strength device, which is characterized in that opposite to set Oil liquid convection space (500) are formed between two set the angle steel (400).
CN201811190388.0A 2018-10-12 2018-10-12 Device for enhancing longitudinal mechanical strength of coil of electric furnace transformer Active CN109243777B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811190388.0A CN109243777B (en) 2018-10-12 2018-10-12 Device for enhancing longitudinal mechanical strength of coil of electric furnace transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811190388.0A CN109243777B (en) 2018-10-12 2018-10-12 Device for enhancing longitudinal mechanical strength of coil of electric furnace transformer

Publications (2)

Publication Number Publication Date
CN109243777A true CN109243777A (en) 2019-01-18
CN109243777B CN109243777B (en) 2024-04-09

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204088010U (en) * 2014-09-12 2015-01-07 江苏新特变科技股份有限公司 Oil-filled transformer
CN205845654U (en) * 2016-07-19 2016-12-28 长城电器集团上海有限公司 A kind of device body clamping structure of amorphous alloy transformer
US20180217196A1 (en) * 2015-07-27 2018-08-02 Abb Schweiz Ag Method for classifying the status of the winding clamping of a power transformer
CN208722701U (en) * 2018-10-12 2019-04-09 江苏新特变科技股份有限公司 Furnace transformer intensifier coil longitudinal direction mechanical strength device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204088010U (en) * 2014-09-12 2015-01-07 江苏新特变科技股份有限公司 Oil-filled transformer
US20180217196A1 (en) * 2015-07-27 2018-08-02 Abb Schweiz Ag Method for classifying the status of the winding clamping of a power transformer
CN205845654U (en) * 2016-07-19 2016-12-28 长城电器集团上海有限公司 A kind of device body clamping structure of amorphous alloy transformer
CN208722701U (en) * 2018-10-12 2019-04-09 江苏新特变科技股份有限公司 Furnace transformer intensifier coil longitudinal direction mechanical strength device

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