CN220796412U - Suspension structure of three-dimensional wound core of amorphous alloy and transformer - Google Patents
Suspension structure of three-dimensional wound core of amorphous alloy and transformer Download PDFInfo
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- CN220796412U CN220796412U CN202322422505.4U CN202322422505U CN220796412U CN 220796412 U CN220796412 U CN 220796412U CN 202322422505 U CN202322422505 U CN 202322422505U CN 220796412 U CN220796412 U CN 220796412U
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- iron core
- amorphous alloy
- iron
- connecting plate
- clamping piece
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- 229910000808 amorphous metal alloy Inorganic materials 0.000 title claims abstract description 42
- 239000000725 suspension Substances 0.000 title claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 122
- 239000011162 core material Substances 0.000 claims abstract description 47
- 229910052742 iron Inorganic materials 0.000 claims abstract description 23
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 2
- 238000009434 installation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000005300 metallic glass Substances 0.000 description 1
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Abstract
The utility model discloses a suspension structure of an amorphous alloy three-dimensional wound iron core, and discloses a transformer with the structure, wherein the amorphous alloy three-dimensional wound iron core is formed by assembling three identical iron core single frames, an iron core material belt is wound on an iron core inner die to form the iron core single frames, the iron core inner die is used for supporting the iron core single frames, the iron core single frames are composed of two vertical frames, an upper frame and a lower frame, the vertical frames are used for forming iron core columns of the iron core single frames, the upper frame is used for forming an upper iron yoke of the iron core single frames, and the lower frame is used for forming a lower iron yoke of the iron core single frames; the lower clamping piece is arranged at the lower part of the amorphous alloy three-dimensional wound iron core, the lower clamping piece is matched with the lower iron yoke, and the lower iron yoke is fixed on the lower clamping piece; the connecting plate is inserted into the iron core internal mold, the connecting plate is fixedly connected with the iron core internal mold, one end of the connecting plate is fixed with the lower clamping piece, and an insulation assembly is arranged at the joint of the lower clamping piece and the connecting plate. The problem of coil insulating layer damage has been solved, the problem that iron yoke cushion drops in the transportation is avoided.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a suspension structure of an amorphous alloy three-dimensional wound core and a transformer.
Background
The transformer is one of basic equipment for power transmission and distribution, and in recent years, under the support of the national 'double carbon' policy, a novel high-efficiency energy-saving transformer is greatly developed. The amorphous alloy three-dimensional wound iron core transformer is taken as a typical novel efficient energy-saving transformer, an iron core of the transformer is made of iron-based amorphous metal, the unit iron loss is reduced by 70% -80% compared with silicon steel, and the transformer has more excellent energy-saving and consumption-reducing effects compared with a transformer taking silicon steel as the iron core.
Along with the higher energy-saving requirement, the amorphous three-dimensional coiled iron core transformer is more and more favored by the market, meanwhile, each production enterprise also pays more attention to the innovation of the self-product technology, and the reliability of the self-product is improved, so that the market competitiveness of the product is improved. The noise problem of amorphous alloy transformer is the problem that puzzles most producer always, according to present technology, in order to reduce the noise of transformer product, in the assembly process, usually set up the yoke cushion on the upper yoke of iron core, yoke cushion lower part connection coil, through the coil with iron core support, but this kind of structure has following shortcoming: 1. the coil support iron core is used, so that the end part of the coil is stressed, and the insulation damage of the coil is easy to cause; 2. the iron yoke cushion block arranged on the upper iron yoke is fixed mainly through self gravity and friction force of the iron yoke cushion block, and is easy to shift or fall off in the transportation process, so that hidden danger exists.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the suspension structure of the amorphous alloy three-dimensional wound iron core, which can change the suspension structure of the iron core, solve the problem of breakage of a coil insulating layer and avoid the problem of falling off of an iron yoke cushion block in the transportation process.
The utility model also provides a transformer with the suspension structure of the amorphous alloy three-dimensional wound core.
According to a first aspect of the present utility model, a suspension structure for an amorphous alloy three-dimensional wound core includes:
the amorphous alloy three-dimensional wound iron core is formed by assembling three identical iron core single frames, an iron core material belt is wound on an iron core inner die to form the iron core single frames, the iron core inner die is used for supporting the iron core single frames, each iron core single frame consists of two vertical frames, an upper frame and a lower frame, each vertical frame is used for forming an iron core column of each iron core single frame, each upper frame is used for forming an upper iron yoke of each iron core single frame, and each lower frame is used for forming a lower iron yoke of each iron core single frame;
the lower clamping piece is arranged at the lower part of the amorphous alloy three-dimensional wound iron core, the lower clamping piece is matched with the lower iron yoke, and the lower iron yoke is fixed on the lower clamping piece;
the connecting plate is inserted into the iron core internal mold, the connecting plate is fixedly connected with the iron core internal mold, one end of the connecting plate is fixed with the lower clamping piece, and an insulation assembly is arranged at the joint of the lower clamping piece and the connecting plate.
The suspension structure of the amorphous alloy three-dimensional wound core provided by the embodiment of the utility model has at least the following beneficial effects: the lower clamping piece is arranged at the lower part of the amorphous alloy three-dimensional wound iron core, the lower clamping piece can play a role in supporting and limiting a lower iron yoke of the amorphous alloy three-dimensional wound iron core, the iron core inner die can play a role in supporting an iron core material belt, the connecting plate is fixedly connected with the lower clamping piece, the iron core single frame can be better fixed in the lower clamping piece, the stress of the iron core single frame is dispersed, the insulation assembly can insulate the lower clamping piece from the connecting plate, and circulation is avoided, so that the use efficiency of the transformer is improved.
According to some embodiments of the utility model, the insulating assembly is an insulating plate, the insulating plate being shaped and sized to match the connecting plate and the lower clip member. The insulating board can isolate the lower clamping piece from the connecting plate, so that a loop is prevented from being formed between the lower clamping piece and the connecting plate, and the normal operation of the transformer is prevented from being influenced.
According to some embodiments of the utility model, an opening is formed in the outer side of the connecting plate, the lower clamping piece is provided with a flanging structure, the flanging structure is arranged on one side, away from the lower iron yoke, of the lower clamping piece, a connecting hole is formed in the flanging structure, the connecting hole corresponds to the opening, and the connecting plate, the insulating assembly and the flanging structure are fixed in an insulating manner through a pull screw. The hole and the connecting hole are connected by using the pull screw rod, the installation can be completed without using a complex tool, and the efficiency of the installation can be improved by using the pull screw rod for connection.
According to some embodiments of the utility model, the two ends of the pull screw are respectively provided with a lock nut. The locking nut can lock the pull screw rod.
According to some embodiments of the utility model, a mounting hole is formed in the bottom of the lower clamp, and the mounting hole is used for mounting and fixing the lower clamp. The arrangement of the mounting holes is beneficial to the rapid mounting of the lower clamping piece, and the firmness of the mounting of the lower clamping piece is improved.
According to some embodiments of the utility model, the three iron core single frames are respectively provided with the connecting plates, and the connecting plates are mutually connected to form a Y-shaped structure. The Y-shaped structure can improve the stability of the structure, and avoid loosening between the connecting plates and affecting the overall stability of the amorphous alloy three-dimensional wound core.
According to some embodiments of the utility model, the three connection plates are fixed by welding. The connecting plates are fixed by welding, and are connected and fastened, so that the connecting plates are not easy to loosen.
According to some embodiments of the utility model, the suspension height at the lowest part of the lower iron yoke is A, which satisfies that A is more than or equal to 5mm. The amorphous alloy three-dimensional wound iron core is in a hanging state, and the stress of a single frame of the iron core can be balanced, so that the service life of the amorphous alloy three-dimensional wound iron core is prolonged.
According to a second aspect of the present utility model, a transformer includes a suspension structure of an amorphous alloy three-dimensional wound core as described in any one of the above.
The transformer provided by the embodiment of the utility model has at least the following beneficial effects: the suspension structure of the amorphous alloy three-dimensional wound core is used, so that the production cost of the transformer can be reduced, the process is simple, and the environmental pollution can be reduced.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a schematic view of a suspension structure of an amorphous alloy three-dimensional wound core according to an embodiment of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of a single frame of a core according to an embodiment of the present utility model;
FIG. 4 is a second schematic view of a single frame of a core according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of an assembled connection board according to an embodiment of the present utility model;
FIG. 6 is a schematic view of an inner mold of an iron core according to an embodiment of the present utility model;
fig. 7 is a schematic view of an installation connection plate of an inner mold of an iron core according to an embodiment of the present utility model.
Reference numerals: amorphous alloy three-dimensional wound core 100; a lower clip member 110; a connection plate 120; an upper yoke 130; core leg 140; a lower yoke 150; a core internal mold 160; an insulating plate 170; a flange structure 180; and an opening 200.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 4, an amorphous alloy three-dimensional wound core 100 is assembled from three identical core single frames, a core material tape is wound around a core inner mold 160 to form the core single frames, the core inner mold 160 is used for supporting the core single frames, the core single frames are composed of two vertical frames, an upper frame and a lower frame, the vertical frames are used for forming core limbs 140 of the core single frames, the upper frame is used for forming an upper yoke 130 of the core single frames, and the lower frame is used for forming a lower yoke 150 of the core single frames; a lower clip 110 is disposed at a lower portion of the amorphous alloy stereolithography wound core 100, the lower clip 110 is matched with the lower yoke 150, and the lower yoke 150 is fixed to the lower clip 110; the connecting plate 120 is inserted into the core inner die 160, the connecting plate 120 is fixedly connected with the core inner die 160, one end of the connecting plate 120 is fixed with the lower clamping piece 110, and an insulation component is arranged at the abutting position of the lower clamping piece 110 and the connecting plate 120.
The lower clamping piece 110 is arranged at the lower part of the amorphous alloy three-dimensional wound iron core 100, the lower clamping piece 110 can play a role in supporting and limiting the lower iron yoke 150 of the amorphous alloy three-dimensional wound iron core 100, the iron core inner die 160 can play a role in supporting an iron core material belt, the connecting plate 120 is fixedly connected with the lower clamping piece 110, an iron core single frame can be better fixed in the lower clamping piece 110, the stress of the iron core single frame is dispersed, the insulating assembly can insulate the lower clamping piece 110 from the connecting plate 120, and the circulation is avoided, so that the use efficiency of the transformer is improved.
Referring to fig. 1 to 7, the insulating member is an insulating plate 170, the insulating plate 170 is shaped and sized to match the connection plate 120 and the lower clip 110, and a projection of the insulating plate 170 on the upper surface of the lower clip 110 falls inside an outer contour of the upper surface of the lower clip 110. The insulating plate 170 can isolate the lower clamping piece 110 from the connecting plate 120, so that a loop is prevented from being formed between the lower clamping piece 110 and the connecting plate 120, and normal operation of the transformer is prevented from being influenced. It will be appreciated that the insulating assembly may be an insulating plate 170 or an insulating coating, as long as the insulating function is achieved.
The outside of connecting plate 120 is provided with trompil 200, lower folder 110 is provided with turn-ups structure 180, turn-ups structure 180 sets up lower folder 110 is kept away from the one side of lower yoke 150, be provided with the connecting hole in the turn-ups structure 180, the connecting hole corresponds the setting with trompil 200, connecting plate 120, insulating subassembly and turn-ups structure 180 are fixed through drawing the screw insulation. The pull screw is used for connecting the opening 200 with the connecting hole, so that the installation can be completed without using a complex tool, and the installation efficiency can be improved. Locking nuts are respectively arranged at two ends of the pull screw rod, and the pull screw rod can be locked by the locking nuts, so that the installation and fixation of the connecting plate 120, the insulating plate 170 and the flanging structure 180 are completed.
The bottom of lower folder 110 is provided with the mounting hole, the mounting hole is used for installing fixed lower folder 110, sets up the quick installation of folder 110 down to the mounting hole is favorable to, can improve the firm degree of folder 110 installation down, and lower folder 110 is fixed in the transformer tank through the locating nail.
Referring to fig. 2 and 5, three core single frames are respectively provided with connection plates 120, and the connection plates 120 are connected with each other to form a Y-shaped structure. The Y-shaped structure can improve structural stability, and prevent looseness between the connection plates 120 from affecting the overall stability of the amorphous alloy three-dimensional wound core 100. The three connection plates 120 are fixed by welding. The connecting plates 120 are fixed by welding, and the connecting plates 120 are connected and fastened, so that the connecting plates are not easy to loosen.
Referring to FIG. 1, the lowest suspension height of the lower yoke 150 is A, which satisfies that A is 5mm or more. The amorphous alloy three-dimensional wound iron core 100 is in a hanging state, and the stress of a single iron core frame can be balanced, so that the service life of the amorphous alloy three-dimensional wound iron core 100 is prolonged.
According to the suspension structure of the amorphous alloy three-dimensional wound core, which is provided by the second aspect of the utility model, the production cost of the transformer can be reduced, the process is simple, and the environmental pollution can be reduced.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (9)
1. A suspension structure of an amorphous alloy three-dimensional wound core, characterized by comprising:
the amorphous alloy three-dimensional wound iron core is formed by assembling three identical iron core single frames, an iron core material belt is wound on an iron core inner die to form the iron core single frames, the iron core inner die is used for supporting the iron core single frames, each iron core single frame consists of two vertical frames, an upper frame and a lower frame, each vertical frame is used for forming an iron core column of each iron core single frame, each upper frame is used for forming an upper iron yoke of each iron core single frame, and each lower frame is used for forming a lower iron yoke of each iron core single frame;
the lower clamping piece is arranged at the lower part of the amorphous alloy three-dimensional wound iron core, the lower clamping piece is matched with the lower iron yoke, and the lower iron yoke is fixed on the lower clamping piece;
the connecting plate is inserted into the iron core internal mold, the connecting plate is fixedly connected with the iron core internal mold, one end of the connecting plate is fixed with the lower clamping piece, and an insulation assembly is arranged at the joint of the lower clamping piece and the connecting plate.
2. The suspension structure of an amorphous alloy three-dimensional wound core according to claim 1, wherein the insulating member is an insulating plate, and the insulating plate is shaped and sized to match the connecting plate and the lower clip member.
3. The suspension structure of an amorphous alloy three-dimensional wound core according to claim 1, wherein an opening is provided on the outer side of the connecting plate, the lower clip is provided with a flange structure, the flange structure is provided on one side of the lower clip away from the lower yoke, a connecting hole is provided in the flange structure, the connecting hole corresponds to the opening, and the connecting plate, the insulating assembly and the flange structure are fixed in an insulating manner by a pull screw.
4. A suspension structure of an amorphous alloy three-dimensional wound core according to claim 3, wherein locking nuts are respectively provided at both ends of the pull screw.
5. The suspension structure of an amorphous alloy three-dimensional wound core according to claim 1, wherein a mounting hole is provided at a bottom of the lower clip member, and the mounting hole is used for mounting and fixing the lower clip member.
6. The suspension structure of an amorphous alloy three-dimensional wound core according to claim 1, wherein three of the core single frames are respectively provided with the connection plates, and the connection plates are connected with each other to form a Y-shaped structure.
7. The suspension structure of an amorphous alloy solid wound core according to claim 6, wherein three of the connection plates are fixed by welding.
8. The suspension structure of the amorphous alloy three-dimensional wound core according to claim 1, wherein the suspension height at the lowest part of the lower yoke is a, and the suspension structure satisfies: a is more than or equal to 5mm.
9. A transformer comprising a suspension structure of an amorphous alloy solid wound core according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322422505.4U CN220796412U (en) | 2023-09-06 | 2023-09-06 | Suspension structure of three-dimensional wound core of amorphous alloy and transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322422505.4U CN220796412U (en) | 2023-09-06 | 2023-09-06 | Suspension structure of three-dimensional wound core of amorphous alloy and transformer |
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| Publication Number | Publication Date |
|---|---|
| CN220796412U true CN220796412U (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322422505.4U Active CN220796412U (en) | 2023-09-06 | 2023-09-06 | Suspension structure of three-dimensional wound core of amorphous alloy and transformer |
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| Country | Link |
|---|---|
| CN (1) | CN220796412U (en) |
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- 2023-09-06 CN CN202322422505.4U patent/CN220796412U/en active Active
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