CN211237933U - Arc suppression coil iron core structure - Google Patents
Arc suppression coil iron core structure Download PDFInfo
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- CN211237933U CN211237933U CN202020097328.0U CN202020097328U CN211237933U CN 211237933 U CN211237933 U CN 211237933U CN 202020097328 U CN202020097328 U CN 202020097328U CN 211237933 U CN211237933 U CN 211237933U
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- yoke
- folder
- arc suppression
- suppression coil
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Abstract
The utility model relates to a transformer technical field especially relates to an arc suppression coil iron core structure, including last indisputable yoke, iron core post, lower indisputable yoke, go up folder, folder and tensioning screw down, go up indisputable yoke fixed connection at the top of iron core post, indisputable yoke fixed connection is in the bottom of iron core post down, the quantity of going up the folder is two, two go up folder fixed connection respectively at the front and the back of last indisputable yoke, the quantity of folder is two down. The utility model discloses an inside iron core piece size of iron core post is unanimous, reduce the sheet-like of arc suppression coil iron core closed assembly, improve the shearing and closed assembly efficiency of iron core, iron core post and last yoke and yoke carry out closed assembly in step alone down, the whole production time of product has been reduced, finally fix arc suppression coil's last yoke, iron core post and yoke down into a whole through take-up screw, the deformation of iron core post has been avoided, guarantee the closed assembly quality of product, promote product production efficiency, the product noise can also be reduced simultaneously.
Description
Technical Field
The utility model relates to a transformer technical field especially relates to an arc suppression coil iron core structure.
Background
An arc suppression coil belongs to a reactor, an iron core column consists of iron core pieces and an air gap, under normal conditions, the air gap part of an iron core magnetic circuit is positioned within the reactance height of the coil in height, and an iron core column of a conventional arc suppression coil comprises an upper iron yoke with a certain length of the iron core column, a plurality of iron core pieces with fixed heights and a plurality of air gap pieces.
The upper and lower iron yokes of the arc suppression coil iron core and the iron core column with a certain length are simultaneously stacked, and the iron core sheets are of various types, so that the iron core column needs to be matched and stacked, the efficiency is low, and the iron core column is easy to deform and has large noise when the iron core is tensioned.
Disclosure of Invention
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an arc suppression coil iron core structure possesses the advantage that improves the closed assembly quality, has solved iron core sheet type kind many, needs supporting closed assembly, and is inefficient, the iron core post warp the big problem of noise easily when the iron core is taut.
(II) technical scheme
In order to realize the technical problem, the utility model provides such arc suppression coil iron core structure, including last yoke, iron core post, lower yoke, go up folder, lower folder and tensioning screw, go up yoke fixed connection at the top of iron core post, yoke fixed connection is in the bottom of iron core post down, the quantity of going up the folder is two, two go up folder fixed connection respectively at the front and the back of last yoke, the quantity of folder is two down the folder is fixed connection respectively at the front and the back of lower yoke down, go up the folder and all set up the taut hole that runs through with the both sides at lower folder top, tensioning screw activity is pegged graft in the inside in taut hole.
Furthermore, the number of the iron core columns is two, and the central axes of the iron yokes above the two iron core columns are symmetrically and fixedly connected to two sides of the bottom of the upper iron yoke.
Further, the iron core pieces are placed in the iron core columns at equal intervals, the size of each iron core piece is consistent, an air gap plate is arranged between every two adjacent iron core pieces, the air gap plates are bonded between the two iron core pieces through resin, and epoxy resin pouring materials are poured on the outer surfaces of the iron core pieces.
Furthermore, two sides between the two upper clamping pieces and the two lower clamping pieces are fixedly connected through clamping screws respectively.
Further, a first nut is sleeved on the top thread of the outer surface of the tensioning screw in a sleeved mode, and the bottom of the first nut is in contact with the top of the upper clamping piece.
Further, a second nut is sleeved on the bottom thread of the outer surface of the tensioning screw in a sleeved mode, and the top of the second nut is in contact with the bottom of the lower clamping piece.
Furthermore, a protective sleeve is movably sleeved on the outer surface of the tensioning screw rod and is positioned between the upper clamping piece and the lower clamping piece.
Furthermore, yoke penetrating bolts are movably inserted into two sides of the middle parts of the upper clamping piece and the lower clamping piece, yoke penetrating screw holes are formed in two sides of the middle parts of the upper iron yoke and the lower iron yoke, and one end of each yoke penetrating bolt is inserted into the corresponding yoke penetrating screw hole in a threaded mode.
(III) advantageous effects
The utility model provides an arc suppression coil iron core structure possesses following beneficial effect:
1. this arc suppression coil iron core structure, through last yoke, the iron core post, lower yoke, go up the folder, the cooperation of folder and straining screw is used down, the inside iron core piece size of iron core post is unanimous, reduce the sheet-shaped of arc suppression coil iron core closed assembly, improve the shearing and the closed assembly efficiency of iron core, the iron core post carries out the closed assembly with last yoke and lower yoke in step alone, the whole production time of product has been reduced, finally the last yoke with arc suppression coil through straining screw, iron core post and lower yoke are fixed into a whole, the deformation of iron core post has been avoided, guarantee the closed assembly quality of product, promote product production efficiency, product noise can also be reduced simultaneously.
2. This arc suppression coil iron core structure uses through the cooperation of iron core post, epoxy pouring material and iron core piece, and it has the air gap board to bond between two iron core pieces, utilizes the epoxy pouring material to pour into a whole with all iron core pieces and air gap board, has avoided the iron core post to take place to warp, has reduced the product noise.
3. This arc suppression coil iron core structure, through the setting of wearing the yoke bolt, two front and back upper clamping pieces and lower clamping piece are through wearing the yoke bolt to go up indisputable yoke and indisputable yoke down and step up fixedly, have guaranteed fixed stability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
fig. 3 is a top view of the present invention.
In the figure: 1. an upper iron yoke; 2. a core limb; 3. epoxy resin casting material; 4. a lower iron yoke; 5. an upper clamp; 6. a lower clamp; 7. tightening the screw; 8. tightening the hole; 9. tensioning the screw rod; 10. a protective sleeve; 11. a yoke penetrating bolt; 12. a yoke threaded hole is penetrated; 13. an iron core sheet; 14. a reinforcing plate; 15. a side plate; 16. a first nut; 17. a second nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an arc suppression coil core structure includes an upper yoke 1, an iron core column 2, a lower yoke 4, upper clamping pieces 5, lower clamping pieces 6 and tension screws 9, the upper yoke 1 is fixedly connected to the top of the iron core column 2, the lower yoke 4 is fixedly connected to the bottom of the iron core column 2, the number of the upper clamping pieces 5 is two, the two upper clamping pieces 5 are respectively and fixedly connected to the front and back of the upper yoke 1, the number of the lower clamping pieces 6 is two, the two lower clamping pieces 6 are respectively and fixedly connected to the front and back of the lower yoke 4, the tension holes 8 are respectively formed on the two sides of the top of the upper clamping pieces 5 and the two top of the lower clamping pieces 6, the tension screws 9 are movably inserted into the interior of the tension holes 8, the core pieces 13 inside the iron core column 2 are consistent in size through the cooperation of the upper yoke 1, the iron core column 2, the lower yoke 4, the upper clamping pieces 5, the lower clamping pieces 6 and the tension screws 9, thereby reducing the, the shearing and the closed assembly efficiency of iron core are improved, the iron core column 2 and the upper iron yoke 1 and the lower iron yoke 4 are independently and synchronously closed up, the whole production time of the product is reduced, finally, the upper iron yoke 1, the iron core column 2 and the lower iron yoke 4 of the arc suppression coil are fixed into a whole through the tensioning screw rod 9, the deformation of the iron core column 2 is avoided, the closed assembly quality of the product is guaranteed, the production efficiency of the product is improved, and meanwhile, the noise of the product can be reduced.
The number of the iron core columns 2 is two, the central axes of the iron yokes 1 above the two iron core columns 2 are symmetrically and fixedly connected with the two sides of the bottom of the upper iron yoke 1, the iron core pieces 13 are equidistantly placed in the iron core columns 2, and each iron core sheet 13 has the same size, an air gap plate is arranged between two adjacent iron core sheets 13, the air gap plate is bonded between the two iron core sheets 13 through resin, the outer surface of the iron core sheet 13 is poured with epoxy resin pouring material 3, through the cooperation use of iron core post 2, epoxy casting material 3 and iron core piece 13, it has the air gap board to bond between two iron core pieces 13, utilizes epoxy casting material 3 to become a whole with all iron core pieces 13 and air gap board casting, has avoided iron core post 2 to take place to warp, has reduced the product noise, and the both sides between two upper clamp 5 and two lower clamp 6 are respectively through step up screw 7 fixed connection.
The top thread of the outer surface of the tensioning screw 9 is sleeved with a first nut 16, the bottom of the first nut 16 is in contact with the top of the upper clamping piece 5, the bottom thread of the outer surface of the tensioning screw 9 is sleeved with a second nut 17, the top of the second nut 17 is in contact with the bottom of the lower clamping piece 6, the outer surface of the tensioning screw 9 is movably sleeved with a protective sleeve 10, the protective sleeve 10 is located between the upper clamping piece 5 and the lower clamping piece 6, yoke penetrating bolts 11 are movably inserted into two sides of the middle of the upper clamping piece 5 and the lower clamping piece 6, yoke penetrating screw holes 12 are respectively formed in two sides of the middle of the upper iron yoke 1 and the lower iron yoke 4, one end thread of each yoke penetrating bolt 11 is inserted into the corresponding yoke penetrating screw hole 12, the upper iron yoke 1 and the lower iron yoke 4 are fastened and fixed by the corresponding yoke penetrating bolts 11 through the upper clamping piece 5 and the lower clamping piece 6, and fixing stability is guaranteed.
With iron core piece 13 stack-up together, and bond the air gap board between two iron core pieces 13, utilize epoxy resin pouring material 3 to pour into a whole with all iron core pieces 13 and air gap board, through wearing yoke bolt 11 with two front and back upper clamping piece 5 and lower clamping piece 6 fix in the front and back both sides of upper yoke 1 and lower yoke, finally fix into a whole through taut screw 9 with arc suppression coil's upper yoke 1, iron core post 2 and lower yoke 4, the deformation of iron core post 2 has been avoided, guarantee the stack-up quality of product, promote product production efficiency, the product noise has also been reduced simultaneously.
Claims (8)
1. The utility model provides an arc suppression coil iron core structure, includes yoke (1), iron core post (2), down yoke (4), goes up folder (5), folder (6) and tensioning screw (9) down, its characterized in that: go up indisputable yoke (1) fixed connection at the top of iron core post (2), indisputable yoke (4) fixed connection is in the bottom of iron core post (2) down, the quantity of going up folder (5) is two, two go up folder (5) fixed connection respectively at the front and the back of last indisputable yoke (1), the quantity of folder (6) is two down, two folder (6) are fixed connection respectively at the front and the back of indisputable yoke (4) down, go up folder (5) and the both sides at folder (6) top down and all set up the tight hole (8) that tighten that run through, tensioning screw (9) activity is pegged graft in the inside of tightening hole (8).
2. An arc suppression coil core structure as set forth in claim 1, wherein: the quantity of iron core post (2) is two, two the axis of iron yoke (1) more than iron core post (2) is symmetry axis symmetry fixed connection in the both sides in last iron yoke (1) bottom.
3. An arc suppression coil core structure as set forth in claim 1, wherein: iron core pieces (13) are placed to the inside equidistance of iron core post (2), and the size of every iron core piece (13) is unanimous, is provided with the air gap board between two adjacent iron core pieces (13), the air gap board passes through resin bonding between two iron core pieces (13), the surface pouring of iron core piece (13) has epoxy resin pouring material (3).
4. An arc suppression coil core structure as set forth in claim 1, wherein: two sides between the two upper clamping pieces (5) and the two lower clamping pieces (6) are respectively fixedly connected through a clamping screw (7).
5. An arc suppression coil core structure as set forth in claim 1, wherein: the top of the outer surface of the tensioning screw rod (9) is sleeved with a first nut (16) in a threaded manner, and the bottom of the first nut (16) is in contact with the top of the upper clamping piece (5).
6. An arc suppression coil core structure as set forth in claim 1, wherein: and a second nut (17) is sleeved on the bottom thread of the outer surface of the tensioning screw rod (9), and the top of the second nut (17) is contacted with the bottom of the lower clamping piece (6).
7. An arc suppression coil core structure as set forth in claim 1, wherein: a protective sleeve (10) is movably sleeved on the outer surface of the tensioning screw rod (9), and the protective sleeve (10) is located between the upper clamping piece (5) and the lower clamping piece (6).
8. An arc suppression coil core structure as set forth in claim 1, wherein: yoke penetrating bolts (11) are movably inserted into two sides of the middle parts of the upper clamping piece (5) and the lower clamping piece (6), yoke penetrating screw holes (12) are formed in two sides of the middle parts of the upper iron yoke (1) and the lower iron yoke (4), and one end of each yoke penetrating bolt (11) is inserted into the corresponding yoke penetrating screw hole (12) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097328.0U CN211237933U (en) | 2020-01-17 | 2020-01-17 | Arc suppression coil iron core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020097328.0U CN211237933U (en) | 2020-01-17 | 2020-01-17 | Arc suppression coil iron core structure |
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| CN211237933U true CN211237933U (en) | 2020-08-11 |
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| CN202020097328.0U Active CN211237933U (en) | 2020-01-17 | 2020-01-17 | Arc suppression coil iron core structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022104641A1 (en) * | 2020-11-18 | 2022-05-27 | 吴江变压器有限公司 | High-efficiency distribution transformer |
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2020
- 2020-01-17 CN CN202020097328.0U patent/CN211237933U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022104641A1 (en) * | 2020-11-18 | 2022-05-27 | 吴江变压器有限公司 | High-efficiency distribution transformer |
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