CN220731322U - Multi-winding series-parallel magnetic coupling reactor - Google Patents
Multi-winding series-parallel magnetic coupling reactor Download PDFInfo
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- CN220731322U CN220731322U CN202321884675.8U CN202321884675U CN220731322U CN 220731322 U CN220731322 U CN 220731322U CN 202321884675 U CN202321884675 U CN 202321884675U CN 220731322 U CN220731322 U CN 220731322U
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- clamping plate
- magnetic core
- parallel
- copper bars
- coil
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- 238000004804 winding Methods 0.000 title claims abstract description 23
- 230000008878 coupling Effects 0.000 title claims abstract description 16
- 238000010168 coupling process Methods 0.000 title claims abstract description 16
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 62
- 229910052802 copper Inorganic materials 0.000 claims abstract description 61
- 239000010949 copper Substances 0.000 claims abstract description 61
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003973 paint Substances 0.000 claims abstract description 10
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000005476 soldering Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000001939 inductive effect Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model relates to the technical field of reactors, and discloses a multi-winding series-parallel magnetic coupling reactor.A coil is sleeved on a central column of a magnetic core, the coil is separated from the central column of the magnetic core by insulating paper, the coils are separated from each other, the coil is separated from an upper yoke of the magnetic core, the central column of the magnetic core is adhered to the upper yoke of the magnetic core by using adhesive, a left clamping plate and a right clamping plate are used for clamping by adding a shock pad, a screw sleeve is used for reinforcing insulation, an insulating paint film is arranged on the surface of a fastening screw coil, a turn-to-turn circuit is not short, the paint film is removed from a contact point with a copper bar, soldering tin is fastened by using a bolt, nickel is plated on the surface of the copper bar, a starting copper bar and a last copper bar are press-riveting nuts, one side of the left clamping plate and the right clamping plate is a round hole, the other side of the left clamping plate is a U-shaped groove, and the left clamping plate and the right clamping plate are pushed into a cabinet for installation during use.
Description
Technical Field
The utility model relates to the technical field of reactors, in particular to a multi-winding series-parallel magnetic coupling reactor.
Background
The reactor is also called an inductor, has very wide application in a circuit, and has a certain inductive property because of the electromagnetic induction effect in the circuit, so that the reactor can play a role in preventing current change. Reactance is classified into inductive reactance and capacitive reactance, and a comparatively scientific classification is that an inductive reactor (inductor) and a capacitive reactor (capacitor) are collectively called a reactor, however, since an inductor has been previously known in the past and is called a reactor, a capacitor is now called a capacitive reactor, and a reactor is referred to as an inductor exclusively.
At present, the scheme aiming at the large-current reactor in the industry is basically a large-section copper wire single connected winding, a coil with a large sectional area cannot be wound by a conventional winding machine, the magnetic circuit is a single magnetic circuit, the volume is large under the same output parameters, the flattening design cannot be performed, and the cost is high.
Disclosure of Invention
The utility model aims to provide a multi-winding series-parallel magnetic coupling reactor, which solves the technical problems.
The aim of the utility model can be achieved by the following technical scheme:
a multi-winding series-parallel magnetically coupled reactor, comprising:
the magnetic core, six insulating plates distributed by four coil arrays distributed in an array, two parallel copper bars, one serial copper bar and a plurality of fixing bolts;
the two sides of the magnetic core are respectively provided with a left clamping plate and a right clamping plate, the left clamping plate and the right clamping plate are added with damping cushions to clamp the magnetic core, the coil and the insulating plate, one side of the left clamping plate and one side of the right clamping plate are provided with round holes, and the other side of the left clamping plate and the right clamping plate are provided with U-shaped grooves;
three screws distributed in an array are arranged between the left clamping plate and the right clamping plate, and two ends of each screw are fixedly connected with the left clamping plate and the right clamping plate respectively.
Two coils close to the left clamping plate are connected in parallel through parallel copper bars, two coils close to the right clamping plate are connected in parallel through parallel copper bars, and four coils are connected in series through series copper bars;
the parallel copper bars on one side are fixedly connected with starting copper bars through fixing bolts, and the parallel copper bars on the other side are fixedly connected with final copper bars through fixing bolts.
As a further description of the scheme of the utility model, the magnetic core comprises two sub-magnetic cores, the two sub-magnetic cores are bonded by glue, the two sub-magnetic cores are provided with two magnetic core center posts which are symmetrically distributed, the two sides of the two magnetic core center posts are fixedly provided with upper covers and lower covers, the two upper covers and the lower covers bonded together by the glue form the magnetic core conjugate of the magnetic core, and the two upper covers and the lower covers which are far away from each other form the two magnetic core upper yokes of the magnetic core.
As a further description of the scheme of the utility model, the insulating plate comprises an insulating plate body, the insulating plate body is abutted with the coil, two mounting holes are formed in the insulating plate body, the mounting holes are respectively sleeved on the two magnetic core center posts, two connecting ports II which are symmetrically distributed are formed in one side of the insulating plate body, and one connecting port II is formed in the other side of the insulating plate body.
As a further description of the scheme of the utility model, the screw rod sequentially penetrates through the second connecting port, and the parallel copper bars and the serial copper bars are fixedly connected with the first connecting ports of different coils through fixing bolts.
As a further description of the scheme of the utility model, the coil comprises two branch coils, one sides of the two branch coils are connected in series, the other sides of the two branch coils are respectively provided with a first connecting port, the two branch coils are respectively sleeved on the middle columns of the two magnetic cores, the two branch coils are separated from the middle columns of the magnetic cores by insulating paper, and insulating plates are separated between the coils and the upper yoke of the magnetic cores.
As further description of the scheme of the utility model, the surface of the coil is provided with an insulating paint film, the contact points between the coil and the parallel copper bars and the series copper bars are not short-circuited, the paint film is removed, the surfaces of the parallel copper bars and the series copper bars are plated with nickel, and the mounting holes of the starting copper bars and the last copper bars are press-riveted nuts.
The utility model has the beneficial effects that: the coil is sleeved on the middle column of the magnetic core, the coil is separated from the middle column of the magnetic core by insulating paper, the coil is separated from the upper yoke of the magnetic core by insulating paper, the middle column of the magnetic core is adhered to the upper yoke of the magnetic core by using adhesive, the left clamping plate and the right clamping plate are clamped by a shock pad, the screw sleeve is used for reinforcing insulation, an insulating paint film is arranged on the surface of the fastening screw coil, the turn-to-turn is not shorted, the paint film is removed at the contact point with the copper bar, soldering tin is fastened by using a bolt, the surface of the copper bar is plated with nickel, the starting copper bar and the last copper bar are provided with mounting holes for pressing rivet nuts, the U-shaped grooves are formed on one side of the left clamping plate and the right clamping plate, and the U-shaped grooves are pushed into the cabinet for mounting during use, and the magnetic circuit direction of the multi-winding serial-parallel magnetic coupling reactor is a conjugated magnetic circuit, so that the number of the magnetic core is reduced, and the cost is reduced.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall structure of a multi-winding series-parallel magnetically coupled reactor of the present utility model;
FIG. 2 is a schematic diagram of a multi-winding series-parallel magnetically coupled reactor coil structure according to the present utility model;
FIG. 3 is a schematic diagram of a magnetic core structure of a multi-winding series-parallel magnetically coupled reactor according to the present utility model;
FIG. 4 is a schematic diagram of the insulating plate structure of the multi-winding series-parallel magnetic coupling reactor of the utility model;
fig. 5 is a schematic diagram of a magnetic circuit of the multi-winding series-parallel magnetic coupling reactor of the present utility model. In the figure, 1, a magnetic core; 2. a coil; 3. an insulating plate; 4. copper bars are connected in parallel; 5. the copper bars are connected in series; 6. starting a copper bar; 7. a last copper bar; 8. a left clamping plate; 9. a right clamping plate; 10. a screw; 11. a split magnetic core; 12. a magnetic core center post; 13. magnetic core conjugation; 14. a magnetic core upper yoke; 21. dividing coils; 22. a first connecting port; 31. an insulating plate body; 32. a mounting hole; 33. and a second connecting port.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the utility model relates to a multi-winding series-parallel magnetic coupling reactor, which comprises a magnetic core 1, six insulating plates 3 distributed in an array of four coils 2 distributed in an array, two parallel copper bars 4, one series copper bar 5 and a plurality of fixing bolts.
Referring to fig. 2, the magnetic core 1 includes two sub-magnetic cores 11, the two sub-magnetic cores 11 are bonded by glue, the two sub-magnetic cores 11 are provided with two magnetic core middle columns 12 symmetrically distributed, two sides of the two magnetic core middle columns 12 are fixed with upper and lower covers, the two upper and lower covers bonded together by glue form a magnetic core conjugate 13 of the magnetic core 1, and the two upper and lower covers separated from each other form two magnetic core upper yokes 14 of the magnetic core 1.
Referring to fig. 3, the coil 2 includes two sub-coils 21, one sides of the two sub-coils 21 are connected in series, the other sides of the two sub-coils 21 are respectively provided with a first connection port 22, the two sub-coils 21 are respectively sleeved on the two magnetic core center posts 12, and are separated from the magnetic core center posts 12 by insulating paper, and insulating plates 3 are arranged between the coils 2 and the magnetic core upper yoke 14.
Referring to fig. 4, the insulating plate 3 includes an insulating plate body 31, the insulating plate body 31 is abutted to the coil 2, two mounting holes 32 are formed in the insulating plate body 31, the mounting holes 32 are respectively sleeved on the two magnetic core center posts 12, two connection ports 33 symmetrically distributed are formed on one side of the insulating plate body 31, and one connection port two 33 is formed on the other side of the insulating plate body 31.
Referring to fig. 1, two sides of the magnetic core 1 are respectively provided with a left clamping plate 8 and a right clamping plate 9, the left clamping plate 8 and the right clamping plate 9 are added with shock pads to clamp the magnetic core 1, the coil 2 and the insulating plate 3, one side of the left clamping plate 8 and one side of the right clamping plate 9 are provided with round holes, and the other side of the left clamping plate 8 and the right clamping plate 9 are provided with a U-shaped groove, and the U-shaped grooves are pushed into a cabinet for installation when in use.
Three screws 10 distributed in an array are arranged between the left clamping plate 8 and the right clamping plate 9, the screws 10 sequentially penetrate through the second connecting port 33, and two ends of each screw 10 are fixedly connected with the left clamping plate 8 and the right clamping plate 9 respectively.
Two coils 2 close to the left clamping plate 8 are connected in parallel through parallel copper bars 4, two coils 2 close to the right clamping plate 9 are connected in parallel through parallel copper bars 4, four coils 2 are connected in series through series copper bars 5, and the parallel copper bars 4 and the series copper bars 5 are respectively fixedly connected with first connecting ports 22 of different coils 2 through fixing bolts.
The parallel copper bar 4 at one side is fixedly connected with a starting copper bar 6 through a fixing bolt, and the parallel copper bar 4 at the other side is fixedly connected with a final copper bar 7 through a fixing bolt.
Working principle: the coil 2 is sleeved on the magnetic core center pole 12 and is separated from the magnetic core center pole 12 by insulating paper, the coil 2 is separated from the magnetic core upper yoke 14 by insulating plates 3, the magnetic core center pole 12 is adhered to the magnetic core upper yoke 14 by using adhesive, then the left clamping plate 8 and the right clamping plate 9 are clamped by adding a shock pad, the sleeve of the screw 10 is used for reinforcing insulation, the surface of the fastening screw coil 2 is provided with an insulating paint film, no short circuit is caused between turns, the paint film is removed from the contact point of the copper bar, the soldering tin is fastened by bolts, the surface of the copper bar is plated with nickel, the mounting holes of the starting copper bar 6 and the last copper bar 7 are used by pressing rivet nuts, the left clamping plate and the right clamping plate are round holes, and the side of the left clamping plate and the right clamping plate are U-shaped grooves, and the coil is pushed into a cabinet for mounting during use.
Referring to fig. 1 and 5, the magnetic circuit direction of the multi-winding series-parallel magnetic coupling reactor is a conjugate magnetic circuit, and the multi-winding series-parallel magnetic coupling reactor is designed in a flattened manner, so that the number of magnetic cores is reduced, and the cost is reduced.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (6)
1. A multi-winding series-parallel magnetically coupled reactor, comprising:
the magnetic core (1), six insulating plates (3) distributed in an array form by four coils (2) distributed in an array form, two parallel copper bars (4), one serial copper bar (5) and a plurality of fixing bolts;
the magnetic core (1) is characterized in that a left clamping plate (8) and a right clamping plate (9) are respectively arranged on two sides of the magnetic core (1), the coil (2) and the insulating plate (3) are clamped by the left clamping plate (8) and the right clamping plate (9) together with shock pads, and a round hole is formed in one side of the left clamping plate (8) and one side of the right clamping plate (9) and a U-shaped groove is formed in the other side of the left clamping plate and the right clamping plate;
three screws (10) distributed in an array are arranged between the left clamping plate (8) and the right clamping plate (9), and two ends of each screw (10) are fixedly connected with the left clamping plate (8) and the right clamping plate (9) respectively;
two coils (2) close to the left clamping plate (8) are connected in parallel through parallel copper bars (4), two coils (2) close to the right clamping plate (9) are connected in parallel through parallel copper bars (4), and four coils (2) are connected in series through series copper bars (5);
the parallel copper bars (4) on one side are fixedly connected with starting copper bars (6) through fixing bolts, and the parallel copper bars (4) on the other side are fixedly connected with end copper bars (7) through fixing bolts.
2. The multi-winding series-parallel magnetic coupling reactor according to claim 1, wherein the magnetic core (1) comprises two sub-magnetic cores (11), the two sub-magnetic cores (11) are formed by bonding with glue, the two sub-magnetic cores (11) are provided with two magnetic core middle columns (12) which are symmetrically distributed, upper covers and lower covers are fixed on two sides of the two magnetic core middle columns (12), the two upper covers and the lower covers bonded together through the glue form magnetic core conjugates (13) of the magnetic core (1), and the two upper covers and the lower covers which are far away from each other form two magnetic core upper yokes (14) of the magnetic core (1).
3. The multi-winding series-parallel magnetic coupling reactor according to claim 1, wherein the insulating plate (3) comprises an insulating plate body (31), the insulating plate body (31) is abutted to the coil (2), two mounting holes (32) are formed in the insulating plate body (31), the mounting holes (32) are respectively sleeved on the two magnetic core center posts (12), two connection ports II (33) which are symmetrically distributed are formed in one side of the insulating plate body (31), and one connection port II (33) is formed in the other side of the insulating plate body (31).
4. The multi-winding series-parallel magnetic coupling reactor according to claim 1, wherein the screw (10) sequentially penetrates through the second connecting port (33), and the first connecting ports (22) of the parallel copper bars (4) and the serial copper bars (5) and the different coils (2) are fixedly connected through fixing bolts.
5. The multi-winding series-parallel magnetic coupling reactor according to claim 4, wherein the coil (2) comprises two branch coils (21), one sides of the two branch coils (21) are connected in series, the other sides of the two branch coils (21) are respectively provided with a first connecting port (22), the two branch coils (21) are respectively sleeved on the two magnetic core center posts (12), the two branch coils are separated from the magnetic core center posts (12) by insulating paper, and the coil (2) and the magnetic core upper yoke (14) are separated by insulating plates (3).
6. The multi-winding series-parallel magnetic coupling reactor according to claim 1, wherein an insulating paint film is arranged on the surface of the coil (2), the paint film is removed at the contact points between the coil (2) and the parallel copper bars (4) and the serial copper bars (5), nickel is plated on the surfaces of the parallel copper bars (4) and the serial copper bars (5), and mounting holes of the starting copper bar (6) and the final copper bar (7) are press-riveting nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884675.8U CN220731322U (en) | 2023-07-18 | 2023-07-18 | Multi-winding series-parallel magnetic coupling reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884675.8U CN220731322U (en) | 2023-07-18 | 2023-07-18 | Multi-winding series-parallel magnetic coupling reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220731322U true CN220731322U (en) | 2024-04-05 |
Family
ID=90491148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321884675.8U Active CN220731322U (en) | 2023-07-18 | 2023-07-18 | Multi-winding series-parallel magnetic coupling reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220731322U (en) |
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2023
- 2023-07-18 CN CN202321884675.8U patent/CN220731322U/en active Active
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