CN212783008U - Reinforced transformer core clamp - Google Patents
Reinforced transformer core clamp Download PDFInfo
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- CN212783008U CN212783008U CN202021826926.3U CN202021826926U CN212783008U CN 212783008 U CN212783008 U CN 212783008U CN 202021826926 U CN202021826926 U CN 202021826926U CN 212783008 U CN212783008 U CN 212783008U
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Abstract
The utility model relates to a transformer core technical field especially relates to strenghthened type transformer core folder. Amorphous alloy powder is filled in the joint positions of the vertical yoke columns, the upper yoke columns and the lower yoke columns, when gaps occur among silicon steel sheets of the yoke columns during splicing, the amorphous alloy powder is added in the splicing positions, and the gaps are filled by the amorphous alloy powder, so that the integral magnetic conductivity of the iron core is ensured; the upper yoke column is provided with a flat pressing plate above, the left side of the left side vertical yoke column and the right side of the right side vertical yoke column are provided with side pressing plates, the upper yoke column can be pressed downwards through the flat pressing plates, the vertical yoke columns on the two sides can be pressed towards the middle part through the side pressing plates, and therefore the combined iron core can be integrally and firmly fixed, and silicon steel sheets can be prevented from loosening.
Description
Technical Field
The utility model relates to a transformer core technical field especially relates to strenghthened type transformer core folder.
Background
The core acts to enhance the magnetic coupling between the two coils. In order to reduce the eddy current and hysteresis loss in the iron, the iron core is formed by laminating painted silicon steel sheets; there is no electrical connection between the two coils, which are wound from insulated copper (or aluminum) wire. One coil is connected with an alternating current power supply and is called a primary coil (or a primary coil), and the other coil is connected with an electric appliance and is called a secondary coil (or a secondary coil).
The iron core of traditional transformer need fold the silicon steel sheet when the equipment and press the concatenation to make, when the position emergence deviation is placed to the silicon steel sheet, the concatenation position can produce the space, can lead to the magnetic resistance to increase, generates heat and increases, and conversion efficiency worsens.
The iron core compresses tightly fixedly around with the silicon steel sheet through fixed frame to compress tightly the yoke post downwards on the upright yoke post of both sides through vertical locking screw, but the upright yoke post of both sides does not possess the mechanism to middle part locking, the fixed effect of iron core is relatively poor, the transformer is used for a long time and is led to the fact easily because of vibrations in the transportation not hard up between the silicon steel sheet, the silicon steel sheet can produce the vibration of 50 cycles, send out the humble of the pulsatilla, the silicon steel sheet is not hard up and the space between the silicon steel sheet seam all can influence the magnetic conduction effect of iron core.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to the technical insufficiency, a reinforced transformer iron core clamp is provided, comprising amorphous alloy powder filled in the seam position of the upright yoke column, the upper yoke column and the lower yoke column, when a gap appears between silicon steel sheets of the yoke columns during splicing, the amorphous alloy powder is added in the splicing position, and the gap position is filled by the amorphous alloy powder, thereby ensuring the whole magnetic conductivity of the iron core; the upper yoke column is provided with a flat pressing plate above, the left side of the left side vertical yoke column and the right side of the right side vertical yoke column are provided with side pressing plates, the upper yoke column can be pressed downwards through the flat pressing plates, the vertical yoke columns on the two sides can be pressed towards the middle part through the side pressing plates, and therefore the combined iron core can be integrally and firmly fixed, and silicon steel sheets can be prevented from loosening.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the combined iron core pressing device comprises an upper pressing piece, a lower pressing piece, a longitudinal locking screw, a transverse locking screw, a flat pressing plate, a side pressing plate and a combined iron core; the front upper pressing piece and the rear upper pressing piece are fixed through a transverse locking screw rod; the front lower pressing piece and the rear lower pressing piece are fixed through a transverse locking screw rod; the upper pressing piece and the lower pressing piece are fixed through a longitudinal locking screw rod; the top of the longitudinal locking screw is higher than that of the combined iron core; the combined iron core is fixedly arranged between the upper pressing piece and the lower pressing piece; the combined iron core comprises upright yoke columns, upper yoke columns, lower yoke columns and amorphous alloy powder.
Further optimizing the technical scheme, the joint positions of the upright yoke columns, the upper yoke columns and the lower yoke columns are filled with amorphous alloy powder.
Further optimizing the technical scheme, a flat pressing plate is arranged above the upper yoke column; through holes are formed in the two sides of the flat pressing plate; the longitudinal locking screw penetrates through the middle of the through hole; and a compression nut is arranged on the longitudinal locking screw above the flat pressing plate.
Further optimizing the technical scheme, side pressure plates are arranged on the left side of the left side vertical yoke column and the right side of the right side vertical yoke column; the side pressing plates are provided with openings; the corresponding cross section structures of the opening and the upright yoke column are the same.
The technical scheme is further optimized, and the left end and the right end of the inner parts of the upper pressing piece and the lower pressing piece are respectively provided with a fixed block; and the fixed block is provided with a threaded hole.
Further optimizing the technical scheme, the threaded hole is provided with a fastening bolt; the fastening bolts correspond to the side compression plates in front and back; and the side pressure plates are fixedly pressed on the vertical yoke columns through fastening bolts.
Further optimizing the technical scheme, the opening positions of the bottom of the flat pressing plate and the side pressing plate are both provided with high-temperature resistant elastic rubber pads; the high-temperature resistant elastic rubber pad is respectively contacted with the vertical yoke column and the upper yoke column.
Compared with the prior art, the utility model has the advantages of it is following:
1. amorphous alloy powder is filled in the joint positions of the vertical yoke columns, the upper yoke columns and the lower yoke columns, when gaps occur among silicon steel sheets of the yoke columns during splicing, the amorphous alloy powder is added in the splicing positions, and the gaps are filled by the amorphous alloy powder, so that the integral magnetic conductivity of the iron core is ensured.
2. The upper yoke column is provided with a flat pressing plate above, the left side of the left side vertical yoke column and the right side of the right side vertical yoke column are provided with side pressing plates, the upper yoke column can be pressed downwards through the flat pressing plates, the vertical yoke columns on the two sides can be pressed towards the middle part through the side pressing plates, and therefore the combined iron core can be integrally and firmly fixed, and silicon steel sheets can be prevented from loosening.
3. The bottom of the flat pressing plate and the opening positions of the side pressing plates are provided with high-temperature-resistant elastic rubber pads, the high-temperature-resistant elastic rubber pads are respectively contacted with the vertical yoke columns and the upper yoke columns, the silicon steel sheets are tightly pressed through elastic deformation of the high-temperature-resistant elastic rubber pads, and the silicon steel sheets cannot loosen.
Drawings
Fig. 1 is a perspective view of a reinforced transformer core clip.
Fig. 2 is a schematic diagram of the amorphous alloy powder filling part structure of the reinforced transformer core clamp.
Fig. 3 is a partial exploded view of a platen portion mounting structure of a reinforced transformer core clamp.
Fig. 4 is a partial exploded view of a side platen portion mounting structure of an enhanced transformer core clamp.
In the figure: 1. a pressing piece is arranged; 2. a push-down member; 3. a longitudinal locking screw; 4. a transverse locking screw rod; 5. flattening the plate; 501. a through hole; 502. a compression nut; 6. side pressing plates; 601. an opening; 7. a combined iron core; 701. a vertical yoke column; 702. an upper yoke post; 703. a lower yoke post; 704. amorphous alloy powder; 8. a fixed block; 801. a threaded hole; 802. tightening the bolt; 9. high temperature resistant elastic rubber mat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The first embodiment is as follows: as shown in fig. 1-4, the reinforced transformer core clamp is characterized in that: the device comprises an upper pressing piece 1, a lower pressing piece 2, a longitudinal locking screw 3, a transverse locking screw 4, a flat pressing plate 5, a side pressing plate 6 and a combined iron core 7; the front upper pressing piece 1 and the rear upper pressing piece 1 are fixed through a transverse locking screw rod 4; the front lower pressing piece 2 and the rear lower pressing piece 2 are fixed through a transverse locking screw rod 4; the upper pressing piece 1 and the lower pressing piece 2 are fixed through a longitudinal locking screw rod 3; the top of the longitudinal locking screw rod 3 is higher than the top of the combined iron core 7; the combined iron core 7 is fixedly arranged between the upper pressing piece 1 and the lower pressing piece 2; the combined iron core 7 comprises an upright yoke column 701, an upper yoke column 702, a lower yoke column 703 and amorphous alloy powder 704.
Preferably, the joint positions of the upright yoke column 701, the upper yoke column 702 and the lower yoke column 703 are filled with amorphous alloy powder 704.
Preferably, a flat pressing plate 5 is arranged above the upper yoke column 702; through holes 501 are formed in two sides of the flat pressing plate 5; the longitudinal locking screw 3 penetrates through the middle of the through hole 501; a compression nut 502 is arranged on the longitudinal locking screw rod 3 above the flat pressing plate 5.
Preferably, side pressure plates 6 are arranged on the left side of the left upright yoke column 701 and the right side of the right upright yoke column 701; the side pressure plate 6 is provided with an opening 601; the corresponding cross-sectional structures of the opening 601 and the upright yoke column 701 are the same.
Preferably, the left end and the right end of the inner parts of the upper pressing piece 1 and the lower pressing piece 2 are both provided with a fixed block 8; a threaded hole 801 is formed in the fixing block 8;
preferably, a fastening bolt 802 is arranged on the threaded hole 801; the fastening bolts 802 correspond to the side pressure plates 6 in front and back; the side pressure plates 6 are fixed and pressed on the vertical yoke column 701 through the fastening bolts 802.
Preferably, the bottom of the flat pressing plate 5 and the opening 601 of the side pressing plate 6 are both provided with a high-temperature resistant elastic rubber pad 9; the high temperature resistant elastic rubber pad 9 is respectively contacted with the upright yoke column 701 and the upper yoke column 702.
When the iron core is assembled, the first step is combined with the steps shown in fig. 1-4, when the iron core is assembled, the fixing clamp is laminated, then the silicon steel sheets are locked front and back through the transverse pull rod, the upper yoke column 702 is detached, then the coil winding is installed on the vertical yoke column 701, a small amount of amorphous alloy powder 704 is filled at the top of the vertical yoke column 701 before the upper yoke column 702 is placed, the upper yoke column 702 is spliced on the vertical yoke column 701 after the amorphous alloy powder 704 is filled, and when the upper yoke column 702 and the vertical yoke column 701 are spliced, gaps between the corresponding silicon steel sheets can be filled through the amorphous alloy powder 704, so that the overall magnetic conductivity of the combined iron core 7 is ensured.
So said the seam position of upright yoke post 701, upper yoke post 702 and lower yoke post 703 is filled with amorphous alloy powder 704, appear the gap between the silicon steel sheet of yoke post when the concatenation, add amorphous alloy powder 704 in the concatenation position, fill the gap position through amorphous alloy powder 704, thereby the holistic magnetic permeability of iron core has been guaranteed, the iron core of having solved traditional transformer need fold the silicon steel sheet when the equipment and press the concatenation to make, when the position takes place the deviation is placed to the silicon steel sheet, perhaps when the deviation appears in the silicon steel sheet cut-parts, the concatenation position can produce the space, can lead to the magnetic resistance to increase, generate heat and increase, the problem of conversion efficiency variation.
Step two, as shown in fig. 1-4, after the upper yoke column 702 is placed, the upper yoke column 702 is pressed downwards through the longitudinal locking screw 3; the top of the longitudinal locking screw rod 3 is higher than the top of the combined iron core 7, and a flat pressing plate 5 is arranged above the upper yoke column 702; through holes 501 are formed in two sides of the flat pressing plate 5; the longitudinal locking screw 3 penetrates through the middle of the through hole 501; the pressing nut 502 is arranged on the longitudinal locking screw 3 above the flat pressing plate 5, the flat pressing plate 5 is placed at the top of the upper yoke column 702, the pressing nut 502 is screwed into the longitudinal locking screw 3 above the flat pressing plate 5, the flat pressing plate 5 is pressed to move downwards when the pressing nut 502 moves downwards, so that the high-temperature-resistant elastic rubber pad 9 below the flat pressing plate 5 is driven to move downwards together, the high-temperature-resistant elastic rubber pad 9 moves downwards to be in contact with the silicon steel sheet on the upper yoke column 702, the high-temperature-resistant elastic rubber pad 9 continues to move downwards when the pressing nut 502 continues to be screwed downwards, so that the high-temperature-resistant elastic rubber pad 9 deforms, the silicon steel sheet on the upper yoke column 702 is pressed downwards through the elastic deformation of the high-temperature-resistant elastic rubber pad 9, and the insulating paint outside the silicon steel sheet cannot be damaged due to the arrangement of the high-temperature-.
The left end and the right end of the inner parts of the upper pressing piece 1 and the lower pressing piece 2 are respectively provided with a fixed block 8; a threaded hole 801 is formed in the fixing block 8; a fastening bolt 802 is arranged on the threaded hole 801; the fastening bolts 802 correspond to the side pressure plates 6 in the front-back direction, the side pressure plates 6 are respectively placed above and below the left side of the left upright yoke column 701, the side pressure plates 6 are respectively placed above and below the right side of the right upright yoke column 701, then the fastening bolts 802 are rotated clockwise, the side pressure plates 6 are pressed on the upright yoke columns 701 at the two sides through the fastening bolts 802, and similarly, the upright yoke columns 701 at the two sides can be pressed towards the middle part through the high-temperature-resistant elastic rubber pads 9 on the side pressure plates 6.
A flat pressing plate 5 is arranged above the upper yoke column 702, side pressing plates 6 are arranged on the left side of the left vertical yoke column 701 and the right side of the right vertical yoke column 701, the upper yoke column 702 can be pressed downwards through the flat pressing plate 5, the vertical yoke columns 701 on the two sides can be pressed towards the middle part through the side pressing plates 6, and therefore the combined iron core 7 can be fixed firmly as a whole.
The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. Strenghthened type transformer core folder, its characterized in that: the device comprises an upper pressing piece (1), a lower pressing piece (2), a longitudinal locking screw (3), a transverse locking screw (4), a flat pressing plate (5), a side pressing plate (6) and a combined iron core (7); the front upper pressing piece (1) and the rear upper pressing piece (1) are fixed through a transverse locking screw rod (4); the front lower pressing piece (2) and the rear lower pressing piece (2) are fixed through a transverse locking screw rod (4); the upper pressing piece (1) and the lower pressing piece (2) are fixed through a longitudinal locking screw rod (3); the top of the longitudinal locking screw rod (3) is higher than the top of the combined iron core (7); the combined iron core (7) is fixedly arranged between the upper pressing piece (1) and the lower pressing piece (2); the combined iron core (7) comprises upright yoke columns (701), upper yoke columns (702), lower yoke columns (703) and amorphous alloy powder (704).
2. The reinforced transformer core clip of claim 1, wherein: the joint positions of the upright yoke columns (701), the upper yoke columns (702) and the lower yoke columns (703) are filled with amorphous alloy powder (704).
3. The reinforced transformer core clip of claim 1, wherein: a flat pressing plate (5) is arranged above the upper yoke column (702); through holes (501) are formed in the two sides of the flat pressing plate (5); the longitudinal locking screw (3) penetrates through the middle part of the through hole (501); and a compression nut (502) is arranged on the longitudinal locking screw rod (3) above the flat pressing plate (5).
4. The reinforced transformer core clip of claim 1, wherein: side pressure plates (6) are arranged on the left side of the left vertical yoke column (701) and the right side of the right vertical yoke column (701); the side pressing plate (6) is provided with an opening (601); the corresponding cross section structures of the opening (601) and the upright yoke column (701) are the same.
5. The reinforced transformer core clip of claim 1, wherein: the left end and the right end of the inner parts of the upper pressing piece (1) and the lower pressing piece (2) are respectively provided with a fixed block (8); and a threaded hole (801) is formed in the fixing block (8).
6. The reinforced transformer core clip of claim 5, wherein: a fastening bolt (802) is arranged on the threaded hole (801); the fastening bolt (802) corresponds to the side pressure plate (6) in the front-back direction; the side pressure plates (6) are fixedly pressed on the vertical yoke columns (701) through fastening bolts (802).
7. The reinforced transformer core clip of claim 4, wherein: high-temperature resistant elastic rubber pads (9) are arranged at the bottom of the flat pressing plate (5) and the opening (601) of the side pressing plate (6); the high-temperature resistant elastic rubber pad (9) is respectively contacted with the vertical yoke column (701) and the upper yoke column (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826926.3U CN212783008U (en) | 2020-08-27 | 2020-08-27 | Reinforced transformer core clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021826926.3U CN212783008U (en) | 2020-08-27 | 2020-08-27 | Reinforced transformer core clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212783008U true CN212783008U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021826926.3U Active CN212783008U (en) | 2020-08-27 | 2020-08-27 | Reinforced transformer core clamp |
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| CN (1) | CN212783008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571288A (en) * | 2021-09-25 | 2021-10-29 | 锦涵信息科技南通有限公司 | Local overheated self-curling transformer |
-
2020
- 2020-08-27 CN CN202021826926.3U patent/CN212783008U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113571288A (en) * | 2021-09-25 | 2021-10-29 | 锦涵信息科技南通有限公司 | Local overheated self-curling transformer |
| CN113571288B (en) * | 2021-09-25 | 2021-11-26 | 锦涵信息科技南通有限公司 | Local overheated self-curling transformer |
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