CN202695057U - Magnet ring inductor - Google Patents
Magnet ring inductor Download PDFInfo
- Publication number
- CN202695057U CN202695057U CN 201220225234 CN201220225234U CN202695057U CN 202695057 U CN202695057 U CN 202695057U CN 201220225234 CN201220225234 CN 201220225234 CN 201220225234 U CN201220225234 U CN 201220225234U CN 202695057 U CN202695057 U CN 202695057U
- Authority
- CN
- China
- Prior art keywords
- winding
- magnet ring
- base plate
- ring
- dividing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The utility model relates to the technical field of electronic components, in particular to a magnet ring inductor. The magnet ring inductor comprises a ring-shaped magnetic core which is provided with an outer ring and an inner ring, a first winding which is wound on a first position between the outer ring and the inner ring, a second winding which is wound on a second position between the outer ring and the inner ring, a magnet ring isolation plate which is arranged on the middle portion of the ring-shaped magnetic core along a symmetric central line of the first winding and the second winding and an epoxy base plate which is fixedly connected with the outer ring of the ring-shaped magnetic core and is vertically arranged with the magnet ring isolation plate. A first terminal of the first winding and a second terminal of the second winding penetrate through the epoxy base plate, and winding tensile force has little influence on the epoxy base plate, so that the epoxy base plate can not deform and the appearance of a product is good. After the epoxy base plate and a polychlorinated biphenyl (PCB) plate are welded, high temperature has no influence on the epoxy base plate, so that the epoxy base plate can not easily deform, the flattened degree is good and electrical performance of a welding point is good. The epoxy base plate does not easily deform, a space between terminals is unchangeable, so that a follow-up magnet ring inductor and the PCB plate can be conveniently assembled and welded, and thereby the magnet ring inductor is suitable for mass production.
Description
Technical field
The utility model relates to technical field of electronic components, particularly relates to a kind of magnet ring inductor.
Background technology
Inductor is to be electric energy conversion the element that magnetic energy stores.The structure of inductor only has a winding.Inductor has certain inductance, and it only stops the variation of electric current.If there is not electric current to pass through in the inductor, then it stops electric current to flow through it; If there is electric current to flow through it, when then circuit disconnects it will to attempt to keep electric current constant.Inductor claims again choke, reactor, dynamic reactor.
Its base plate of traditional magnet ring inductor adopts the PBT material to make, and the base plate of PBT material has following shortcoming:
1. after the magnet ring coiling, be subjected to the winding pulling force to affect the bottom deformation of PBT material serious, make product appearance bad;
2. after the welding of base plate and pcb board, the base plate of PBT material easily is out of shape by temperatures involved, and smooth degree is poor, affects the electrical property quality of pad;
3. the corresponding increase of terminals spacing or reduce behind the bottom deformation affects plug-in mounting and the batch production of magnet ring inductor and pcb board.
Summary of the invention
The purpose of this utility model is to avoid weak point of the prior art and a kind of epoxy base plate is provided, and it is not yielding, and outward appearance is good, is convenient to and pcb board welding, assembling, the magnet ring inductor that is suitable for producing in batches.
The purpose of this utility model is achieved through the following technical solutions:
A kind of magnet ring inductor,
Comprise toroidal core, have outer ring and inner ring;
The first winding is wound in the primary importance between outer ring and the inner ring;
The second winding is wound in the second place between outer ring and the inner ring;
The magnet ring dividing plate along the symmetrical center line of the first winding and the second winding, is arranged at the toroidal core middle part;
The epoxy base plate, be fixed in toroidal core the outer ring and with the setting of magnet ring divider upright, the first terminals of the first winding and the second terminals of the second winding pass the epoxy base plate.
Further, magnet ring dividing plate two ends arrange the dividing plate seat, and are affixed by the dividing plate seat between magnet ring dividing plate and the toroidal core.
Further, magnet ring dividing plate two ends and dividing plate seat are gluing affixed by the black glue of epoxy.
Further, the second terminals of the first terminals of the first winding and epoxy base plate and the second winding and epoxy base plate are gluing affixed by the black glue-line of epoxy respectively.
Further, the area of the black glue-line of epoxy is identical with the area of epoxy base plate.
Further, along the axial length of toroidal core, the width of magnet ring dividing plate is along the axial width of toroidal core to the width of magnet ring dividing plate greater than the first winding or the second winding, and the first winding and the second winding are exposed respectively in magnet ring dividing plate two ends.
Further, to expose the width of the exposed portions serve of the first winding and the second winding be 2mm at the dividing plate two ends.
The beneficial effects of the utility model:
A kind of magnet ring inductor of the present utility model, adopt be fixed in the toroidal core outer ring and with the epoxy base plate of the magnet ring divider upright base plate as the magnet ring inductor, after the magnet ring coiling, it is little that the epoxy base plate is affected by the winding pulling force, can not be out of shape, and makes product appearance good; After the welding of epoxy base plate and pcb board, the epoxy base plate is not subjected to temperatures involved, is not easy distortion, smooth degree well, the electrical property of pad is good; The epoxy base plate is not yielding, and the terminals spacing is constant, is convenient to assembling and the welding of follow-up magnet ring inductor and pcb board, is suitable for producing in enormous quantities.
Description of drawings
Utilize accompanying drawing that the utility model is described further, but the content in the accompanying drawing does not consist of any restriction of the present utility model.
Fig. 1 is the front view of a kind of magnet ring inductor of the present utility model;
Fig. 2 is the end view of a kind of magnet ring inductor of the present utility model;
Fig. 3 is the upward view of a kind of magnet ring inductor of the present utility model.
In Fig. 1 to Fig. 3, include:
100---toroidal core, 110---outer ring, 120---inner ring, 130---primary importance, the 140---second place,
200---first windings, 210---the first terminals,
300---second windings, 310---the second terminals,
400---magnet ring dividing plate, 410---dividing plate seat, 420---epoxy is deceived glue, 430---exposed portions serve,
Epoxy is deceived glue-line to 500---epoxy base plates, 510---.
Embodiment
The utility model is described in further detail with the following Examples.
A kind of magnet ring inductor described in the utility model, as shown in Figure 1 to Figure 3,
Comprise toroidal core 100, have outer ring 110 and inner ring 120.
The first winding 200 is wound in the primary importance 130 between outer ring 110 and the inner ring 120.
The second winding 300, the outer ring 110 that is wound in and inner ring 120 between the second place 140.
Magnet ring dividing plate 400 along the symmetrical center line of the first winding 200 and the second winding 300, is arranged at toroidal core 100 middle parts; Separate the first winding 200 and the second winding 300.
As shown in Figure 1, epoxy base plate 500, be fixed in toroidal core 100 outer ring 110 and with the 400 vertical settings of magnet ring dividing plate, such as Fig. 1, shown in Figure 3, the first terminals 210 of the first winding 200 and the second terminals 310 of the second winding 300 pass described epoxy base plate 500.A kind of magnet ring inductor of the present utility model, employing is fixed in toroidal core 100 outer rings 110 and the epoxy base plate 500 vertical with magnet ring dividing plate 400 as the base plate of magnet ring inductor, and after the magnet ring coiling, it is little that epoxy base plate 500 is affected by the winding pulling force, can not be out of shape, make product appearance good; After epoxy base plate 500 and the pcb board welding, epoxy base plate 500 is not subjected to temperatures involved, is not easy distortion, smooth degree well, the electrical property of pad is good; Epoxy base plate 500 is not yielding, and the terminals spacing is constant, is convenient to assembling and the welding of follow-up magnet ring inductor and pcb board, is suitable for producing in enormous quantities.
Magnet ring dividing plate 400 two ends arrange dividing plate seat 410, and are affixed by dividing plate seat 410 between magnet ring dividing plate 400 and the toroidal core 100.
Magnet ring dividing plate 400 two ends and dividing plate seat 410 are gluing affixed by the black glue 420 of epoxy.The effect that the black glue 420 of epoxy plays insulation and is adhesively fixed.
The second terminals 310 of the first terminals 210 of the first winding 200 and the second winding 300 are gluing affixed by the black glue-line 510 of epoxy with epoxy base plate 500.
The area of the black glue-line 510 of epoxy is identical with epoxy base plate 500 areas.Increase the gluing area of the black glue-line 510 of epoxy, make the first terminals 210 and the second terminals 310 bonding more firm with epoxy base plate 500.
The width of magnet ring dividing plate 400 greater than the first winding 200 or the second winding 300 along the axial length of toroidal core 100, the width of magnet ring dividing plate 400 is that the first winding 200 and the second winding 300 are exposed respectively in magnet ring dividing plate 400 two ends along the axial width of toroidal core 100.
As shown in Figure 2, to expose the width of the exposed portions serve 430 of the first winding 200 and the second winding 300 be 2mm at the dividing plate two ends.The overall width that is whole magnet ring dividing plate 400 front and back exposed portions serve 430 is 4mm, can increase creepage distance between winding after 400 broadening of magnet ring dividing plate, and winding and toroidal core 100 can satisfy the above voltage-withstand test of 3.0KV.
It should be noted that at last: above only is preferred embodiment of the present utility model, be not limited to the utility model, although with reference to embodiment the utility model is had been described in detail, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (7)
1. magnet ring inductor is characterized in that:
Comprise toroidal core, have outer ring and inner ring;
The first winding is wound in the primary importance between described outer ring and the described inner ring;
The second winding is wound in the second place between described outer ring and the described inner ring;
The magnet ring dividing plate along the symmetrical center line of described the first winding and described the second winding, is arranged at described toroidal core middle part;
The epoxy base plate, be fixed in described toroidal core the outer ring and with the setting of described magnet ring divider upright, the first terminals of described the first winding and the second terminals of described the second winding pass described epoxy base plate.
2. a kind of magnet ring inductor according to claim 1, it is characterized in that: described magnet ring dividing plate two ends arrange the dividing plate seat, and are affixed by described dividing plate seat between described magnet ring dividing plate and the described toroidal core.
3. a kind of magnet ring inductor according to claim 2 is characterized in that: described magnet ring dividing plate two ends and described dividing plate seat are gluing affixed by the black glue of epoxy.
4. a kind of magnet ring inductor according to claim 1 is characterized in that: the second terminals of the first terminals of described the first winding and described epoxy base plate and described the second winding and described epoxy base plate are gluing affixed by the black glue-line of epoxy respectively.
5. a kind of magnet ring inductor according to claim 4 is characterized in that: the area of the black glue-line of described epoxy is identical with the area of described epoxy base plate.
6. a kind of magnet ring inductor according to claim 1, it is characterized in that: the width of described magnet ring dividing plate greater than described the first winding or described the second winding along the axial length of described toroidal core, the width of described magnet ring dividing plate is along the axial width of described toroidal core, and described the first winding and described the second winding are exposed respectively in described magnet ring dividing plate two ends.
7. a kind of magnet ring inductor according to claim 6, it is characterized in that: the width that the exposed portions serve of described the first winding and described the second winding is exposed at described dividing plate two ends is 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225234 CN202695057U (en) | 2012-05-18 | 2012-05-18 | Magnet ring inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220225234 CN202695057U (en) | 2012-05-18 | 2012-05-18 | Magnet ring inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202695057U true CN202695057U (en) | 2013-01-23 |
Family
ID=47550639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220225234 Expired - Lifetime CN202695057U (en) | 2012-05-18 | 2012-05-18 | Magnet ring inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202695057U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295733A (en) * | 2013-04-27 | 2013-09-11 | 昆山禾旺电子有限公司 | Filter |
| CN104157394A (en) * | 2014-08-28 | 2014-11-19 | 东莞市大忠电子有限公司 | Amorphous magnetic ring inductor facilitating wire winding |
| CN104485201A (en) * | 2014-11-17 | 2015-04-01 | 深圳市雅玛西电子有限公司 | PFC inductor and variable-frequency air conditioner |
| CN105336475A (en) * | 2014-06-03 | 2016-02-17 | 中达电子(江苏)有限公司 | Switching power supply, EMI filter, common mode inductor and coiling method thereof |
-
2012
- 2012-05-18 CN CN 201220225234 patent/CN202695057U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295733A (en) * | 2013-04-27 | 2013-09-11 | 昆山禾旺电子有限公司 | Filter |
| CN105336475A (en) * | 2014-06-03 | 2016-02-17 | 中达电子(江苏)有限公司 | Switching power supply, EMI filter, common mode inductor and coiling method thereof |
| US9859866B2 (en) | 2014-06-03 | 2018-01-02 | Delta Electronics (Jiangsu) Ltd. | Switching power supply, EMI filter, common mode inductor and wrapping method for the common mode inductor |
| CN104157394A (en) * | 2014-08-28 | 2014-11-19 | 东莞市大忠电子有限公司 | Amorphous magnetic ring inductor facilitating wire winding |
| CN104485201A (en) * | 2014-11-17 | 2015-04-01 | 深圳市雅玛西电子有限公司 | PFC inductor and variable-frequency air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI389149B (en) | Symmetrical leakage inductance adjustable flat transformer | |
| CN203013486U (en) | Micro flyback transformer | |
| CN202695057U (en) | Magnet ring inductor | |
| CN208433274U (en) | Multisection type air gap transformator | |
| CN206976142U (en) | A kind of surface mounting high-power common mode inductance | |
| CN211237950U (en) | Transformer framework with simple structure | |
| CN203799852U (en) | Indoor voltage transformer | |
| CN204315356U (en) | Inductor | |
| CN209561149U (en) | A kind of exoskeletal heavy-current inductor | |
| CN203338941U (en) | EE type transformer | |
| CN201886878U (en) | Transformer and conductor winding applied to same | |
| TW201805967A (en) | Detachable transformer comprising a first reel, a primary side winding, a second reel, a secondary side winding and a magnetic core group | |
| CN202796410U (en) | Outdoor current transformer | |
| CN104217846A (en) | Inductor | |
| CN217361337U (en) | SMD transformer | |
| CN204102695U (en) | Current transformer | |
| CN218957523U (en) | Skeleton-free small-sized high-current inductor | |
| CN215451123U (en) | Novel wire winding inductance magnetic core structure | |
| CN219553379U (en) | Low-power-consumption patch type transformer | |
| CN104485207B (en) | Conjugation-type outer iron core reactor | |
| CN211350330U (en) | Novel LLC resonant circuit transformer | |
| CN206991921U (en) | Exempt from barricade transformer framework | |
| CN209515404U (en) | A kind of more air gap heavy-current inductors | |
| CN207338072U (en) | A kind of portable small-sized transformer | |
| CN219435680U (en) | Small-volume large-current frameless transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |