CN214505177U - PQ type differential mode inductor that radiating effect is good - Google Patents
PQ type differential mode inductor that radiating effect is good Download PDFInfo
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- CN214505177U CN214505177U CN202121005528.XU CN202121005528U CN214505177U CN 214505177 U CN214505177 U CN 214505177U CN 202121005528 U CN202121005528 U CN 202121005528U CN 214505177 U CN214505177 U CN 214505177U
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- magnetic core
- bottom plate
- core bottom
- heat dissipation
- differential mode
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- 230000000694 effects Effects 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims description 48
- 230000005855 radiation Effects 0.000 abstract 3
- 210000005056 cell body Anatomy 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a PQ type differential mode inductor that radiating effect is good, including first magnetic core bottom plate, installation piece and magnetic core post, the bottom of first magnetic core bottom plate is provided with second magnetic core bottom plate, be provided with firm structure between first magnetic core bottom plate and the second magnetic core bottom plate, the one end of first magnetic core bottom plate and second magnetic core bottom plate all is provided with limit structure, and heat radiation structure includes louvre, cell body and heat radiation fins, the louvre evenly sets up in the inside both sides of first magnetic core bottom plate and second magnetic core bottom plate, all be provided with the magnetic core post between the installation piece, the outside of magnetic core post is provided with the coil. The utility model discloses be provided with heat radiation structure, this differential mode inductor is installed when using, can produce certain heat, and the louvre through setting up can be so that this differential mode inductor's radiating effect is better, and simultaneously radiating effect greatly increased under the supplementary of rubber strip.
Description
Technical Field
The utility model relates to a PQ type differential mode inductor technical field, in particular to PQ type differential mode inductor that radiating effect is good.
Background
The inductor is a component for converting electric energy into magnetic energy and storing the magnetic energy, and the inductor includes a winding and is divided into different inductors according to different characteristics, such as a common mode inductor, a differential mode inductor, and the like, and a PQ type differential mode inductor is one of the differential mode inductors.
Chinese patent grant publication No. CN205692665U, announcement day 2016.11.16 discloses the utility model relates to a magnetoelectric technical field especially relates to a PQ type differential mode inductor, the window including magnetic core, coil and coil middle part forms the magnetic core passageway, the magnetic core includes first magnetic core, the second magnetic core that sets up in pairs, first, second magnetic core middle part is formed with the magnetic core stem, the magnetic core stem docks after passing the magnetic core passageway. The utility model discloses a first, the magnetic core stem at second magnetic core middle part passes the magnetic core passageway back butt joint formation of the coil that the coiling machine coiling is good, wire winding simple process, the too big difficult problem that can not the coiling of line footpath has been solved, and simultaneously, workman's intensity of labour has been reduced, and the production efficiency is improved, adopt flat copper line as the wire of coiling coil, make the coil size of the flat copper line coiling of the same number of turns far be less than the coil size of circular copper line coiling, thereby make the magnetic core, small, the quality is light, power is big, excellent performance, realize small-size B ization easily, it is miniaturized, also accord with the development direction of electronic product.
The above prior art solutions have the following drawbacks: when the differential mode inductor in the technical scheme is used, the differential mode inductor is not convenient to dissipate heat, the using effect is poor, and an improvement space is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing a PQ type differential mode inductor that the radiating effect is good for solve current not being convenient for to dispel the heat to it, the relatively poor defect of result of use.
(II) contents of utility model
In order to solve the technical problem, the utility model provides a following technical scheme: a PQ type differential mode inductor with a good heat dissipation effect comprises a first magnetic core bottom plate, mounting blocks and a magnetic core column, wherein a second magnetic core bottom plate is arranged at the bottom end of the first magnetic core bottom plate;
the heat dissipation structure comprises heat dissipation holes, a groove body and heat dissipation fins, the heat dissipation holes are uniformly formed in two sides of the inner portions of the first magnetic core bottom plate and the second magnetic core bottom plate, and magnetic core columns are arranged between the mounting blocks;
and a coil is arranged outside the magnetic core column.
Preferably, one side of each heat dissipation hole is provided with a groove body, the groove bodies are arranged on one side inside the installation blocks, and the inside of each groove body is provided with heat dissipation fins.
Preferably, the heat dissipation holes are provided with a plurality of heat dissipation holes which are distributed at equal intervals on two sides inside the first magnetic core bottom plate and the second magnetic core bottom plate.
Preferably, the stable structure includes draw-in groove, fixture block and rubber bump, the fixture block is fixed in the bottom of first magnetic core bottom plate both sides bottom installation piece, the one end of fixture block all is fixed with rubber bump, the draw-in groove sets up in the inside both sides of second magnetic core bottom plate top both sides installation piece.
Preferably, the inner diameter of the clamping groove is larger than the outer diameter of the clamping block, and a clamping structure is formed between the clamping groove and the clamping block.
Preferably, four groups of clamping blocks are arranged, and the clamping blocks are symmetrically distributed about the central axis of the magnetic core column.
Preferably, limit structure includes stopper, spacing groove and rubber strip, the spacing groove is installed in the one end of first magnetic core bottom plate and second magnetic core bottom plate, the inside of spacing groove all is provided with the spacing groove, the inside of spacing groove all is fixed with the rubber strip.
(III) advantageous effects
The utility model provides a PQ type differential mode inductor that the radiating effect is good, its advantage lies in: through the arrangement of the heat dissipation structure, when the differential mode inductor is installed and used, certain heat can be generated, the heat dissipation effect of the differential mode inductor can be better through the arranged heat dissipation holes, and meanwhile, the heat dissipation effect is greatly increased under the assistance of the rubber strips;
by arranging the limiting structure, after the coil is installed, the wire of the coil is provided with two ends, and the limiting block, the limiting groove and the rubber strip can limit the wire extending out of the coil during use, so that the coil is more stably installed in the use process and has better use effect;
through being provided with stable structure, when two sets of first magnetic core bottom plate and second magnetic core bottom plate butt joint installation about the differential mode inductor, the inside of draw-in groove is gone into to the fixture block card for the connection between first magnetic core bottom plate and the second magnetic core bottom plate is more firm, and the dismouting of also being convenient for when needing the dismouting, the convenience greatly increased of dismouting.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention;
fig. 3 is a schematic front view of a first magnetic core bottom plate of the present invention;
fig. 4 is a schematic view of a front view of a partial three-dimensional structure of the limiting structure of the present invention;
fig. 5 is a schematic front perspective view of the heat dissipation fin of the present invention.
In the figure: 1. a first magnetic core chassis; 2. a heat dissipation structure; 201. heat dissipation holes; 202. a trough body; 203. heat dissipation fins; 3. a limiting structure; 301. a limiting block; 302. a limiting groove; 303. a rubber strip; 4. a stable structure; 401. a card slot; 402. a clamping block; 403. a rubber bump; 5. a coil; 6. mounting blocks; 7. a magnetic core column; 8. a second core chassis.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the utility model provides a PQ type differential mode inductor with good heat dissipation effect, which comprises a first magnetic core bottom plate 1, a mounting block 6 and a magnetic core column 7, wherein a second magnetic core bottom plate 8 is arranged at the bottom end of the first magnetic core bottom plate 1, a stable structure 4 is arranged between the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, a limiting structure 3 is arranged at one end of each of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, and the mounting block 6 is fixed at both sides of each of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8;
the heat dissipation structure 2 is arranged on one side of each installation block 6, each heat dissipation structure 2 comprises heat dissipation holes 201, a groove body 202 and heat dissipation fins 203, the heat dissipation holes 201 are uniformly arranged on two sides of the interiors of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, the groove body 202 is arranged on one side of each heat dissipation hole 201, the groove body 202 is arranged on one side of the interior of each installation block 6, the heat dissipation fins 203 are arranged in the groove bodies 202, magnetic core columns 7 are arranged between the installation blocks 6, and coils 5 are arranged outside the magnetic core columns 7;
a plurality of heat dissipation holes 201 are formed, and the plurality of heat dissipation holes 201 are distributed at equal intervals on two sides of the inner parts of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, so that the heat dissipation effect is better;
specifically, as shown in fig. 1 and 5, when the structure is used, when the differential mode inductor assembly generates heat, the heat can be led out through the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 at the upper end and the lower end because the heat dissipation holes 201 are formed at the two sides inside the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, and the heat dissipation fins 203 in the groove body 202 at one side inside the mounting block 6 can also lead out the heat together, so that the differential mode inductor has better heat dissipation effect and better use effect;
the limiting structure 3 comprises limiting blocks 301, limiting grooves 302 and rubber strips 303, the limiting grooves 302 are installed at one ends of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, the limiting grooves 302 are formed in the limiting grooves 302, and the rubber strips 303 are fixed in the limiting grooves 302;
specifically, as shown in fig. 1 and 4, when the differential mode inductor is used, after the coil 5 is assembled with the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, the ends extending from the two ends of the coil 5 can be clamped into the limiting grooves 302 in the limiting blocks 301 to limit the coil, so that the coil 5 is more stably mounted, is not easy to shake in the use process, and is not easy to affect the use;
the stabilizing structure 4 comprises a clamping groove 401, a clamping block 402 and rubber bumps 403, the clamping block 402 is fixed at the bottom ends of the bottom end mounting blocks 6 at the two sides of the first magnetic core bottom plate 1, the rubber bumps 403 are fixed at one end of the clamping block 402, and the clamping groove 401 is arranged at the two sides inside the two side mounting blocks 6 at the top end of the second magnetic core bottom plate 8;
the inner diameter of the clamping groove 401 is larger than the outer diameter of the clamping block 402, a clamping structure is formed between the clamping groove 401 and the clamping block 402, four groups of clamping blocks 402 are arranged, and the clamping blocks 402 are symmetrically distributed about the central axis of the magnetic core column 7, so that the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 are more stably connected, and the using effect is better;
specifically, as shown in fig. 1, fig. 2 and fig. 3, when the structure is used, when the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 are assembled and butted, the fixture block 402 below the first magnetic core bottom plate 1 is clamped into the clamping groove 401 inside the second magnetic core bottom plate 8, so that the rubber bump 403 at one end of the fixture block 402 is squeezed to be clamped into the fixture block 402, the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 are assembled together, and the assembly can be completed, when the assembly and disassembly are needed, the first magnetic core bottom plate 1 is pulled upwards by force, and the fixture block 402 and the rubber bump 403 below are driven to be separated from the clamping groove 401, so that the assembly and the disassembly can be completed.
The working principle is as follows: when the magnetic core assembling device is used, firstly, the coil 5 is sleeved outside the magnetic core column 7, then the upper and lower first magnetic core bottom plates 1 and the second magnetic core bottom plate 8 are aligned, then the first magnetic core bottom plate 1 is pressed to drive the lower clamping block 402 to be clamped into the clamping groove 401 in the second magnetic core bottom plate 8, so that the rubber bump 403 at one end of the clamping block 402 is squeezed to be clamped into the clamping block 402, the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 are assembled together, and the assembling is completed;
secondly, after the assembly is completed, the end heads extending out of the two ends of the coil 5 are clamped into the limiting grooves 302 in the limiting blocks 301 to limit the coil, and the coil 5 is not easy to shake when in use;
finally, when the differential mode inductor assembly is used, a certain amount of heat is generated inside the differential mode inductor assembly, the heat dissipation holes 201 are formed in the two sides of the inner portions of the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8, so that the heat can be led out through the first magnetic core bottom plate 1 and the second magnetic core bottom plate 8 at the upper end and the lower end, the heat dissipation fins 203 in the groove body 202 on one side of the inner portion of the installation block 6 are used for leading out the heat together, and the use work of the differential mode inductor is finally completed.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides a PQ type differential mode inductor that radiating effect is good, includes first magnetic core bottom plate (1), installation piece (6) and magnetic core post (7), its characterized in that: a second magnetic core bottom plate (8) is arranged at the bottom end of the first magnetic core bottom plate (1), a stable structure (4) is arranged between the first magnetic core bottom plate (1) and the second magnetic core bottom plate (8), limiting structures (3) are arranged at one ends of the first magnetic core bottom plate (1) and the second magnetic core bottom plate (8), and mounting blocks (6) are fixed on two sides of the first magnetic core bottom plate (1) and the second magnetic core bottom plate (8);
the heat dissipation structure (2) is arranged on one side of each mounting block (6), each heat dissipation structure (2) comprises a heat dissipation hole (201), a groove body (202) and heat dissipation fins (203), the heat dissipation holes (201) are uniformly formed in two sides of the inner portions of the first magnetic core bottom plate (1) and the second magnetic core bottom plate (8), and magnetic core columns (7) are arranged between the mounting blocks (6);
and a coil (5) is arranged outside the magnetic core column (7).
2. The PQ-type differential mode inductor according to claim 1, which has a good heat dissipation effect, wherein: one side of each heat dissipation hole (201) is provided with a groove body (202), the groove bodies (202) are arranged on one side inside the installation block (6), and heat dissipation fins (203) are arranged inside the groove bodies (202).
3. The PQ-type differential mode inductor according to claim 1, which has a good heat dissipation effect, wherein: the heat dissipation holes (201) are provided with a plurality of heat dissipation holes (201) which are distributed at equal intervals on two sides inside the first magnetic core bottom plate (1) and the second magnetic core bottom plate (8).
4. The PQ-type differential mode inductor according to claim 1, which has a good heat dissipation effect, wherein: firm structure (4) include draw-in groove (401), fixture block (402) and rubber bump (403), fixture block (402) are fixed in the bottom of first magnetic core bottom plate (1) both sides bottom installation piece (6), the one end of fixture block (402) all is fixed with rubber bump (403), draw-in groove (401) set up in the inside both sides of second magnetic core bottom plate (8) top both sides installation piece (6).
5. The PQ-type differential mode inductor according to claim 4, which has a good heat dissipation effect, wherein: the inner diameter of the clamping groove (401) is larger than the outer diameter of the clamping block (402), and a clamping structure is formed between the clamping groove (401) and the clamping block (402).
6. The PQ-type differential mode inductor according to claim 4, which has a good heat dissipation effect, wherein: four groups of fixture blocks (402) are arranged, and the fixture blocks (402) are symmetrically distributed around the central axis of the magnetic core column (7).
7. The PQ-type differential mode inductor according to claim 1, which has a good heat dissipation effect, wherein: limiting structure (3) include stopper (301), spacing groove (302) and rubber strip (303), the one end in first magnetic core bottom plate (1) and second magnetic core bottom plate (8) is installed in spacing groove (302), the inside of spacing groove (302) all is provided with spacing groove (302), the inside of spacing groove (302) all is fixed with rubber strip (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121005528.XU CN214505177U (en) | 2021-05-12 | 2021-05-12 | PQ type differential mode inductor that radiating effect is good |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121005528.XU CN214505177U (en) | 2021-05-12 | 2021-05-12 | PQ type differential mode inductor that radiating effect is good |
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| Publication Number | Publication Date |
|---|---|
| CN214505177U true CN214505177U (en) | 2021-10-26 |
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| CN202121005528.XU Active CN214505177U (en) | 2021-05-12 | 2021-05-12 | PQ type differential mode inductor that radiating effect is good |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446614A (en) * | 2022-01-11 | 2022-05-06 | 东莞市帝达肯电子有限公司 | Magnetic core convenient to install for switching power supply and installation method of magnetic core |
-
2021
- 2021-05-12 CN CN202121005528.XU patent/CN214505177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114446614A (en) * | 2022-01-11 | 2022-05-06 | 东莞市帝达肯电子有限公司 | Magnetic core convenient to install for switching power supply and installation method of magnetic core |
| CN114446614B (en) * | 2022-01-11 | 2023-01-03 | 郴州市久隆旺高科电子有限公司 | Switching power supply magnetic core with detachable limiting coil and installation method thereof |
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Denomination of utility model: A PQ type differential mode inductor with good heat dissipation effect Granted publication date: 20211026 Pledgee: Jiangxi Hukou Rural Commercial Bank Co.,Ltd. square sub branch Pledgor: HUKOU JIANCHENG ELECTRONICS Co.,Ltd. Registration number: Y2024980007449 |