CN210182201U - Amorphous inductance magnetic core - Google Patents
Amorphous inductance magnetic core Download PDFInfo
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- CN210182201U CN210182201U CN201920195163.8U CN201920195163U CN210182201U CN 210182201 U CN210182201 U CN 210182201U CN 201920195163 U CN201920195163 U CN 201920195163U CN 210182201 U CN210182201 U CN 210182201U
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Abstract
Amorphous inductance magnetic core, it relates to magnetic core technical field. It contains the magnetic core yoke on the amorphous inductance magnetic core, the yoke under the magnetic core, fire-retardant layer, a groove, first coil winding, the second coil winding, fixing bandage, plug-in components, the gap, the magnetic core yoke sets up yoke top under the magnetic core, magnetic core yoke and magnetic core yoke surface all set up fire-retardant layer down, magnetic core yoke and magnetic core yoke left and right sides surface set up the recess down, first coil winding sets up the left side position at the second coil winding, the left and right sides of yoke under magnetic core yoke and the magnetic core is fixed by fixing bandage to first coil winding and second coil winding, the magnetic core yoke passes through plug-in components and magnetic core yoke fixed connection, the junction of yoke sets up the gap under magnetic core yoke and the magnetic core. After the technical scheme is adopted, the beneficial effects of the utility model are that: its structural design is reasonable, and it has the advantage that heat dispersion is good, and work is more stable, has improved work efficiency when having reduced the noise, has reduced the probability that danger takes place.
Description
Technical Field
The utility model relates to a magnetic core technical field, concretely relates to amorphous inductance magnetic core.
Background
The amorphous inductance magnetic core has high magnetic induction intensity Bs, has the advantages of low loss, easiness in installation, easiness in winding and the like, is widely applied, and is suitable for occasions such as high-frequency transformers, photovoltaic inverter filter inductors, medium-frequency transformers, high-power output filters, variable-frequency air conditioner PFC inductors and the like. The existing amorphous inductance magnetic core on the market has poor heat dissipation performance, is easy to generate the condition of turn-to-turn short circuit, is unstable in work, generates high noise in the working process, is dangerous when a coil breaks down to generate sparks, and is not suitable for popularization and use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an amorphous inductance magnetic core aiming at the defects and shortcomings of the prior art, wherein 1, the arrangement of the groove ensures that a certain gap exists at the joint of the magnetic core and the coil, thereby enhancing the heat dissipation effect, reducing the possibility of product temperature rise, avoiding the occurrence of inter-turn short circuit, ensuring more stable work and higher work efficiency; 2. the arrangement of the gap can reduce magnetic leakage loss, improve working efficiency and reduce noise; 3. when the setting of fire-retardant layer made the coil trouble and produced the spark, fire-retardant layer can avoid the mars to spread, avoids producing bigger harm. Generally speaking, its structural design is reasonable, and it has the advantage that heat dispersion is good, and work is more stable, has improved work efficiency when having reduced the noise, has reduced the probability that danger takes place, is fit for using widely.
In order to achieve the above purpose, the utility model adopts the following technical scheme: it contains magnetic core yoke 1, yoke 2 under the magnetic core, fire-retardant layer 21, recess 22, first coil winding 3, second coil winding 4, fixing bandage 5, plug-in components 6, gap 61, magnetic core yoke 1 sets up yoke 2 top under the magnetic core, magnetic core yoke 1 and magnetic core yoke 2 surface all set up fire-retardant layer 21 down, magnetic core yoke 1 and magnetic core yoke 2 left and right sides surface set up recess 22 down, first coil winding 3 sets up the left side position at second coil winding 4, first coil winding 3 and second coil winding 4 are fixed the left and right sides at magnetic core yoke 1 and magnetic core yoke 2 down by fixing bandage 5, magnetic core yoke 1 passes through plug-in components 6 and magnetic core yoke 2 fixed connection down, the junction of magnetic core yoke 1 and magnetic core yoke 2 sets up gap 61 down.
The upper part of the magnetic core lower yoke 2 is a bending part 23, an extension part 24 is arranged below the bending part 23, and the structures of the magnetic core upper yoke 1 and the magnetic core lower yoke 2 are consistent.
The first coil winding 3 and the second coil winding 4 are connected by a terminal 42.
The magnetic core upper yoke 1 and the magnetic core lower yoke 2 are both C-shaped magnetic cores.
The utility model discloses a theory of operation: the magnetic core upper yoke and the magnetic core lower yoke are connected through the plug-in, a certain gap is left at the joint of the magnetic core upper yoke and the magnetic core lower yoke, a plurality of grooves are arranged on the front and back surfaces of the magnetic core upper yoke and the magnetic core lower yoke, the first coil winding is wound on the left side of the magnetic core upper yoke and the magnetic core lower yoke, the second coil winding is wound on the right side position of the magnetic core upper yoke and the magnetic core lower yoke, certain gaps exist in connection of the coil winding and the magnetic core due to the existence of the grooves after the coil winding and the magnetic core are connected, the coil winding and the magnetic core can be better cooled in the working process, and the flame-retardant layer is brushed on the surface of the magnetic core.
After the technical scheme is adopted, the utility model discloses beneficial effect does: 1. the arrangement of the groove enables a certain gap to exist at the joint of the magnetic core and the coil, the heat dissipation effect is enhanced, the possibility of product temperature rise is reduced, the condition of turn-to-turn short circuit is not easy to occur, the work is more stable, and the work efficiency is higher; 2. the arrangement of the gap can reduce magnetic leakage loss, improve working efficiency and reduce noise; 3. when the setting of fire-retardant layer made the coil trouble and produced the spark, fire-retardant layer can avoid the mars to spread, avoids producing bigger harm. Generally speaking, its structural design is reasonable, and it has the advantage that heat dispersion is good, and work is more stable, has improved work efficiency when having reduced the noise, has reduced the probability that danger takes place, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a sectional view A-A corresponding to FIG. 1;
fig. 3 is a schematic structural view of the upper yoke 1 of the magnetic core according to the present invention;
fig. 4 is an enlarged view of a portion B corresponding to fig. 2.
Description of reference numerals: the magnetic core comprises an upper magnetic core yoke 1, a lower magnetic core yoke 2, a flame retardant layer 21, a groove 22, a bent portion 23, an extending portion 24, a first coil winding 3, a second coil winding 4, a copper wire 41, a coating layer 411, an insulating paint layer 4111, a terminal 42, a fixing bandage 5, an insert 6 and a gap 61.
Detailed Description
Referring to fig. 1 to 4, the technical solution adopted by the present embodiment is: the magnetic core comprises a magnetic core upper yoke 1, a magnetic core lower yoke 2, a flame-retardant layer 21, a groove 22, a first coil winding 3, a second coil winding 4, a fixing bandage 5, an insert 6 and a gap 61, wherein the magnetic core upper yoke 1 is arranged above the magnetic core lower yoke 2, the surfaces of the magnetic core upper yoke 1 and the magnetic core lower yoke 2 are provided with the flame-retardant layer 21, the flame-retardant layer 21 can prevent sparks from spreading when sparks are generated due to coil faults due to the arrangement of the flame-retardant layer, greater harm is avoided, the surfaces of the magnetic core upper yoke 1 and the magnetic core lower yoke 2 are provided with the groove 22, the groove 22 and the magnetic core upper yoke 1 or the magnetic core lower yoke 2 are integrally formed, the groove 22 enables a certain gap to be formed at the connecting part of the magnetic core and the coil, the heat dissipation effect is enhanced, the possibility of product temperature rise is reduced, the magnetic core is not easy to generate the condition of turn-to-turn short circuit, the work is more stable, the working efficiency is higher, the, the second coil winding 4 is installed at the right side position of the upper magnetic core yoke 1 and the lower magnetic core yoke 2, the first coil winding 3 and the second coil winding 4 are fixed by the fixing bandage 5, the upper magnetic core yoke 1 and the lower magnetic core yoke 2 are fixedly connected through the plug-in unit 6, a certain gap 61 is formed in the joint of the lower magnetic core yoke 2 of the upper magnetic core yoke 1, the gap 61 is arranged to reduce magnetic leakage loss, work efficiency is improved, and noise can be reduced.
The lower magnetic core yoke 2 consists of a bending part 23 and an extending part 24, the extending part 24 is respectively arranged at the left end and the right end of the bending part 23, the structures of the upper magnetic core yoke 1 and the lower magnetic core yoke 2 are completely consistent, and a gap 61 is arranged on the surface of the extending part 24.
The first coil winding 3 and the second coil winding 4 are formed by winding copper wires, the surface of the copper wire 41 is wrapped by a coating layer 411, and the surface of the coating layer 411 is provided with an insulating coating 4111.
A terminal 42 is provided between the first coil winding 3 and the second coil winding 4.
The magnetic core upper yoke 1 and the magnetic core lower yoke 2 are both a C-shaped magnetic core.
The utility model discloses a theory of operation: the magnetic core upper yoke and the magnetic core lower yoke are connected through the plug-in, a certain gap is left at the joint of the magnetic core upper yoke and the magnetic core lower yoke, a plurality of grooves are arranged on the front and back surfaces of the magnetic core upper yoke and the magnetic core lower yoke, the first coil winding is wound on the left side of the magnetic core upper yoke and the magnetic core lower yoke, the second coil winding is wound on the right side position of the magnetic core upper yoke and the magnetic core lower yoke, certain gaps exist in connection of the coil winding and the magnetic core due to the existence of the grooves after the coil winding and the magnetic core are connected, the coil winding and the magnetic core can be better cooled in the working process, and the flame-retardant layer is brushed on the surface of the magnetic core.
After the technical scheme is adopted, the utility model discloses beneficial effect does: 1. the arrangement of the groove enables a certain gap to exist at the joint of the magnetic core and the coil, the heat dissipation effect is enhanced, the possibility of product temperature rise is reduced, the condition of turn-to-turn short circuit is not easy to occur, the work is more stable, and the work efficiency is higher; 2. the arrangement of the gap can reduce magnetic leakage loss, improve working efficiency and reduce noise; 3. when the setting of fire-retardant layer made the coil trouble and produced the spark, fire-retardant layer can avoid the mars to spread, avoids producing bigger harm. Generally speaking, its structural design is reasonable, and it has the advantage that heat dispersion is good, and work is more stable, has improved work efficiency when having reduced the noise, has reduced the probability that danger takes place, is fit for using widely.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. Amorphous inductance core, its characterized in that: it comprises a magnetic core upper yoke (1), a magnetic core lower yoke (2), a flame retardant layer (21), a groove (22), a first coil winding (3), a second coil winding (4), a fixing bandage (5), an insert (6) and a gap (61), magnetic core upper yoke (1) sets up yoke (2) top under the magnetic core, magnetic core upper yoke (1) and magnetic core yoke (2) surface all set up fire-retardant layer (21) down, magnetic core upper yoke (1) and magnetic core yoke (2) left and right sides surface sets up recess (22) down, first coil winding (3) set up the left side position in second coil winding (4), the left and right sides of yoke (2) under magnetic core upper yoke (1) and the magnetic core is fixed by fixing bandage (5) in first coil winding (3) and second coil winding (4), magnetic core upper yoke (1) is through plug-in (6) and magnetic core yoke (2) fixed connection down, the junction of yoke (2) sets up gap (61) under magnetic core upper yoke (1) and the magnetic core.
2. The amorphous inductor core as recited in claim 1, wherein: the upper part of the magnetic core lower yoke (2) is a bending part (23), an extending part (24) is arranged below the bending part (23), and the structures of the magnetic core upper yoke (1) and the magnetic core lower yoke (2) are consistent.
3. The amorphous inductor core as recited in claim 1, wherein: the inside of first coil winding (3) and second coil winding (4) set up copper line (41), the surface of copper line (41) sets up coating (411), coating (411) surface coating one deck insulating paint layer (4111).
4. The amorphous inductor core as recited in claim 1, wherein: the first coil winding (3) and the second coil winding (4) are connected through a terminal (42).
5. The amorphous inductor core as recited in claim 1, wherein: the magnetic core upper yoke (1) and the magnetic core lower yoke (2) are both C-shaped magnetic cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195163.8U CN210182201U (en) | 2019-02-13 | 2019-02-13 | Amorphous inductance magnetic core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195163.8U CN210182201U (en) | 2019-02-13 | 2019-02-13 | Amorphous inductance magnetic core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210182201U true CN210182201U (en) | 2020-03-24 |
Family
ID=69829224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920195163.8U Expired - Fee Related CN210182201U (en) | 2019-02-13 | 2019-02-13 | Amorphous inductance magnetic core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210182201U (en) |
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2019
- 2019-02-13 CN CN201920195163.8U patent/CN210182201U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 Termination date: 20220213 |