CN110931201A - Sheet type bar-shaped inductor assembly structure - Google Patents
Sheet type bar-shaped inductor assembly structure Download PDFInfo
- Publication number
- CN110931201A CN110931201A CN201811103702.7A CN201811103702A CN110931201A CN 110931201 A CN110931201 A CN 110931201A CN 201811103702 A CN201811103702 A CN 201811103702A CN 110931201 A CN110931201 A CN 110931201A
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- China
- Prior art keywords
- inductor
- assembly
- base
- frame
- magnetic core
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 38
- 230000005291 magnetic effect Effects 0.000 claims abstract description 30
- 230000017525 heat dissipation Effects 0.000 claims description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 229910000906 Bronze Inorganic materials 0.000 claims description 4
- 239000010974 bronze Substances 0.000 claims description 4
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims 3
- 238000010923 batch production Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000004804 winding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F37/00—Fixed inductances not covered by group H01F17/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
Abstract
The invention relates to a chip bar-type inductor assembly structure which comprises an assembly base frame, wherein the assembly base frame comprises base frame side strips which are arranged in parallel, a plurality of assembly units are erected among the base frame side strips, each assembly unit comprises an inductor base, an inductor shielding cover is arranged on the inductor base in a covering mode to form an inner assembly space, a bar-type horizontal inductor assembly is arranged in the inner assembly space and comprises a magnetic core, a coil is wound on the magnetic core, a welding foot at one end of the coil is welded with a welding pad arranged at one end of the inductor base, and a welding foot at the other end of the coil is welded with a welding pad arranged at the other end of the inductor base. The invention adopts the scheme of batch production of the rod-shaped inductor suitable for the circuit with large inductance and current, and has the characteristics of large inductance and current and high production efficiency.
Description
Technical Field
The invention relates to a rod-type inductor assembly structure, in particular to a chip-type rod-type inductor assembly structure, and belongs to the field of inductors.
Background
The inductor is a component for converting electric energy into magnetic energy to be stored. The inductor has only one winding and has certain inductance, and only the change of current is hindered. The inductor is also called choke, reactor and dynamic reactor, and when the circuit is on, it will block the current from flowing through it, and when the circuit is off, it will keep the current unchanged. Inductors may be made by winding a magnetic core of an electrically conductive material, typically copper wire, either without a magnetic core or by replacing it with a ferromagnetic material. The product in the existing market adopts a vertical plug-in or a horizontal plug-in, most of the products are manually installed, the efficiency is low, the manufactured inductor has a simple structure, large leakage inductance and small inductance, and cannot be used in a circuit requiring large inductance and current.
Disclosure of Invention
The invention discloses a novel scheme for a chip type rod inductor assembly structure, which adopts the scheme of batch production of rod inductors suitable for circuits with large inductance and current and solves the problems that the existing scheme can not meet the requirements of large inductance and current and the production efficiency is low.
The invention discloses a chip type bar inductor assembly structure, which comprises an assembly base frame, wherein the assembly base frame comprises base frame side strips which are arranged in parallel, a plurality of assembly units are erected among the base frame side strips, each assembly unit comprises an inductor base, an inductor shielding cover is arranged on the inductor base to form an internal assembly space, a bar type horizontal inductor assembly is arranged in the internal assembly space, the bar type horizontal inductor assembly comprises a magnetic core, a coil is wound on the magnetic core, a welding pin at one end of the coil is welded with a welding pad arranged at one end of the inductor base, and a welding pin at the other end of the coil is welded with a welding pad arranged at the other end of.
Furthermore, the assembly unit of this scheme still includes the assembly beam, and the assembly beam erects and forms "H" shape frame structure on the crossbeam at both ends, "H" shape frame structure erects between the bed frame strake, and the inductor base is established on the assembly beam.
Furthermore, the pad of this scheme includes spot welding pad end, inductor pad end, and spot welding pad end is "L" shape curved piece structure, and the long limit face embedding inductor base inboard surface of spot welding pad end, leg and the short limit face end welding of the spot welding pad end of sticking up imbed inductor base inboard surface long limit face one side and assembly beam fixed connection of spot welding pad end, the inductor base passes through above-mentioned fixed connection and fixes establishing on the assembly beam, and inductor pad end embedding inductor base outside surface forms external terminal.
Still further, the material of the pad of this scheme is tin bronze CuSn0.15.
Still further, the part of the inductor base combined with the long side face of the spot welding pad end is provided with an assembly heat dissipation hole, and part of heat generated by the coil is discharged through the assembly heat dissipation hole.
Further, the bottom plate of the inductor base of this scheme is square board, and four angles of bottom plate are served and are equipped with the outer inclined plane of assembly, and the inductor shield cover is that the opening is square cover body structure, and four angles of inductor shield cover's open-ended are served and are equipped with the assembly inner inclined plane, and the assembly inner inclined plane combines closely with the outer inclined plane of assembly to form fixed connection, and the inductor shield cover forms fixed lid through above-mentioned fixed connection and inductor base and connects.
Furthermore, the inductor base is provided with a magnetic core frame, the erection end of the magnetic core frame is provided with an erection groove matched with the shape of the end of the magnetic core, and two ends of the magnetic core are erected in the erection groove to form a fixed erection joint.
Further, the coil of this scheme bonds around establishing on the magnetic core, and inductor shield cover bonding lid establishes on the inductor base.
Further, the inductor base or the inductor shielding cover of the scheme is provided with a product sensing quantity character code mark, and the product sensing quantity character code mark displays the sensing quantity of the inductor.
Further, the inductor shielding case of the present solution is a magnetic case or a plastic case.
The chip type rod inductor assembly structure adopts the scheme of batch production of rod inductors suitable for circuits with large inductance and current, and has the characteristics of large inductance and current and high production efficiency.
Drawings
Fig. 1 is a partial structural view of a chip bar type inductor assembly structure.
Fig. 2 is a structural view of a bar-type inductor with an inductor shield removed.
Fig. 3 is a block diagram of an inductor shield.
Fig. 4 is a block diagram of an inductor base.
Fig. 5 is a structural diagram of the pad.
Wherein, 110 is a pedestal strake, 120 is an assembly beam, 210 is an inductor base, 211 is an assembly heat dissipation hole, 212 is an assembly outer inclined plane, 213 is a magnetic core frame, 220 is an inductor shielding cover, 221 is an assembly inner inclined plane, 230 is a bonding pad, 231 is a spot welding bonding pad end, and 232 is an inductor bonding pad end.
Detailed Description
As shown in fig. 1, the chip bar inductor assembly structure of the present invention includes an assembly base frame, the assembly base frame includes base frame side bars arranged in parallel, a plurality of assembly units are erected between the base frame side bars, each assembly unit includes an inductor base, an inductor shielding cover is disposed on the inductor base to form an internal assembly space, and the inductor shielding cover of the present invention is preferably a magnetic cover or a plastic cover. The bar-type horizontal inductance assembly is arranged in the internal assembly space and comprises a magnetic core, a coil is wound on the magnetic core, a welding leg at one end of the coil is welded with a welding pad arranged at one end of the inductor base, and a welding leg at the other end of the coil is welded with a welding pad arranged at the other end of the inductor base. In order to enable the inductor base to be stably and tightly combined with the inductor shielding case, as shown in fig. 3 and 4, the bottom plate of the inductor base is a square plate, four corners of the bottom plate are provided with outer assembling inclined planes, the inductor shielding case is of a cover body structure with a square opening, four corners of the opening of the inductor shielding case are provided with inner assembling inclined planes, the inner assembling inclined planes and the outer assembling inclined planes are tightly combined to form a fixed connection, and the inductor shielding case and the inductor base form a fixed cover connection through the fixed connection. In order to stably arrange the bar-shaped horizontal inductance component on the inductor base, as shown in fig. 2 and 4, the inductor base of the scheme is provided with a magnetic core frame, an erection groove matched with the end shape of the magnetic core is arranged on an erection end of the magnetic core frame, and two ends of the magnetic core are erected in the erection groove to form a fixed erection joint. In order to enhance the stability of connection between the components, the coil is adhered and wound on the magnetic core, and the inductor shielding cover is adhered and covered on the inductor base. In order to mark the parameters of finished products, the inductor base or the inductor shielding case is provided with a product sensing quantity character code mark, and the product sensing quantity character code mark displays the sensing quantity of the inductor. According to the scheme, the scheme of producing the rod-shaped inductors suitable for the circuits with large inductance and current in batches is adopted, the plurality of assembling positions are arranged on the strip-shaped assembling line, the plurality of inductors can be assembled in a pressing mode at the same time, the defects that the existing product is large in leakage inductance, small in inductance and the like are overcome, and the rod-shaped inductors can be used in the circuits requiring large inductance and current.
In order to realize efficient equipment and cutting, guarantee simultaneously that the structural fracture scheduling problem can not appear in the assembling process, as shown in fig. 1, 2, 5, the assembly unit of this scheme still includes the assembly beam, and the assembly beam erects and forms "H" shape frame structure on the crossbeam at both ends, "H" shape frame structure erects between the bed frame strake, and the inductor base is established on the assembly beam. The welding pad of this scheme includes spot welding pad end, inductor pad end, and spot welding pad end is "L" shape bent piece structure, and the long limit face embedding inductor base inboard surface of spot welding pad end, the short side face end welding of leg and the spot welding pad end of sticking up imbeds inductor base inboard surface long limit face one side and assembly beam fixed connection of spot welding pad end, the inductor base is fixed to be established on the assembly beam through above-mentioned fixed connection, and inductor pad end embedding inductor base outside surface forms external terminal. The material of the bonding pad is tin bronze CuSn0.15. Tin bronze has good corrosion resistance in atmosphere, seawater, fresh water and steam. In order to meet the requirement of coil heat dissipation, as shown in fig. 4, the part of the inductor base combined with the long side surface of the spot welding pad end is provided with an assembly heat dissipation hole, and part of heat generated by the coil is discharged through the assembly heat dissipation hole.
The technical scheme includes that ⑴ full-automatic winding is performed, copper wires are peeled by a full-automatic winding machine, soldering flux is coated, tin is wound, a wire is wound, a ⑵ point glue curing machine is used for placing products wound with wires into an automatic spot welding machine, a vibration mark mounting machine is used for placing the products into a vibration spot welding machine, a vibration mark mounting machine is used for carrying out a magnetic mark pasting process, a vibration mark mounting machine is used for carrying out a vibration mark pasting process, a vibration mark mounting machine is used for carrying machine for carrying out a vibration mark pasting process, a vibration mark mounting process, a plastic adhesive tape pasting process, a plastic product, a plastic adhesive tape is placed into a vibration mark mounting machine, a vibration mark mounting machine is used for carrying out a vibration mark pasting process, a plastic tape is placed into a vibration mark mounting machine is used for carrying machine, a vibration mark mounting process, a vibration mark mounting machine is used for carrying machine, a plastic tape pasting machine is used for carrying machine, a plastic tape is placed into a plastic tape, a plastic tape is used for mounting machine is used for carrying machine is placed into a plastic tape, a plastic tape is used for mounting process is used for carrying machine is used.
The chip bar inductor assembly structure of the present invention is not limited to the disclosure of the specific embodiments, the technical solutions presented in the embodiments can be extended based on the understanding of those skilled in the art, and the simple alternatives made by those skilled in the art according to the present invention in combination with the common general knowledge also belong to the scope of the present invention.
Claims (10)
1. The utility model provides a slice bar type inductor package assembly, characterized by is including the assembly bed frame, the assembly bed frame is including the bed frame strake that is parallel arrangement, a plurality of assembly units have erect between the bed frame strake, the assembly unit includes the inductor base, inductor base upper cover is equipped with the inductor shield cover and forms the interior assembly space, be equipped with the horizontal inductance subassembly of bar type in the interior assembly space, the horizontal inductance subassembly of bar type includes the magnetic core, around being equipped with the coil on the magnetic core, the one end leg of coil with establish the pad welding of inductor base one end, the other end leg of coil with establish the pad welding of the inductor base other end.
2. The chip bar type inductor assembly structure according to claim 1, wherein the assembly unit further comprises an assembly beam, the assembly beam is erected on the cross beams at both ends to form an "H" shaped frame structure, the "H" shaped frame structure is erected between the side bars of the base frame, and the inductor base is arranged on the assembly beam.
3. The chip bar type inductor assembly structure according to claim 2, wherein the pads include spot welding pad ends and inductor pad ends, the spot welding pad ends are of an "L" shaped bent piece structure, long side surfaces of the spot welding pad ends are embedded in the inner side surface of the inductor base, the legs are welded to short side surfaces of the erected spot welding pad ends, long side surfaces of the spot welding pad ends embedded in the inner side surface of the inductor base are fixedly connected to the mounting beam, the inductor base is fixedly provided on the mounting beam by the fixed connection, and the inductor pad ends are embedded in the outer side surface of the inductor base to form external terminals.
4. The chip bar inductor assembly structure according to claim 3, wherein the bonding pad is made of tin bronze CuSn0.15.
5. The chip bar inductor assembly structure according to claim 3, wherein a portion of the inductor base coupled to a long side of the spot welding pad has an assembly heat dissipation hole, and a part of heat generated from the coil is discharged through the assembly heat dissipation hole.
6. The chip bar type inductor assembly structure according to claim 1, wherein the bottom plate of the inductor base is a square plate, four corner ends of the bottom plate are provided with outer assembly slopes, the inductor shield is a cover structure having a square opening, four corner ends of the opening of the inductor shield are provided with inner assembly slopes, the inner assembly slopes are tightly combined with the outer assembly slopes to form a fixed connection, and the inductor shield forms a fixed cover with the inductor base through the fixed connection.
7. The chip bar inductor assembly structure according to claim 1, wherein the inductor base is provided with a magnetic core frame, wherein a frame connecting groove matched with the end of the magnetic core is formed in a frame connecting end of the magnetic core frame, and two ends of the magnetic core are arranged in the frame connecting groove to form a fixed frame connection.
8. The chip bar inductor assembly structure according to claim 1, wherein the coil is bonded around the core, and the inductor shield is bonded to the inductor base.
9. The chip bar inductor assembly structure of claim 1, wherein the inductor base or the inductor shield is provided with a product sensitivity code label, and the product sensitivity code label displays the sensitivity of the inductor.
10. The chip bar inductor assembly structure according to claim 1, wherein the inductor shield case is a magnetic case or a plastic case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103702.7A CN110931201A (en) | 2018-09-20 | 2018-09-20 | Sheet type bar-shaped inductor assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103702.7A CN110931201A (en) | 2018-09-20 | 2018-09-20 | Sheet type bar-shaped inductor assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110931201A true CN110931201A (en) | 2020-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811103702.7A Pending CN110931201A (en) | 2018-09-20 | 2018-09-20 | Sheet type bar-shaped inductor assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110931201A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01158713A (en) * | 1987-12-16 | 1989-06-21 | Tokin Corp | Manufacture of small-sized inductance element |
| JP3198392B2 (en) * | 1992-08-13 | 2001-08-13 | 株式会社トーキン | Wound chip inductor and its manufacturing method |
| CN201576532U (en) * | 2009-11-27 | 2010-09-08 | 刘书兴 | Axial wire-wound inductor |
| CN202796304U (en) * | 2012-05-17 | 2013-03-13 | 王琮怀 | Inductance package structure |
| DE102013221186A1 (en) * | 2013-10-18 | 2015-04-23 | Würth Elektronik eiSos Gmbh & Co. KG | induction coil |
| CN107533901A (en) * | 2015-04-23 | 2018-01-02 | 日立金属株式会社 | Surface installation type reactor and its manufacture method |
| CN207353085U (en) * | 2017-10-31 | 2018-05-11 | 昆山玛冀电子有限公司 | A kind of coil group for inductance production |
-
2018
- 2018-09-20 CN CN201811103702.7A patent/CN110931201A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01158713A (en) * | 1987-12-16 | 1989-06-21 | Tokin Corp | Manufacture of small-sized inductance element |
| JP3198392B2 (en) * | 1992-08-13 | 2001-08-13 | 株式会社トーキン | Wound chip inductor and its manufacturing method |
| CN201576532U (en) * | 2009-11-27 | 2010-09-08 | 刘书兴 | Axial wire-wound inductor |
| CN202796304U (en) * | 2012-05-17 | 2013-03-13 | 王琮怀 | Inductance package structure |
| DE102013221186A1 (en) * | 2013-10-18 | 2015-04-23 | Würth Elektronik eiSos Gmbh & Co. KG | induction coil |
| CN107533901A (en) * | 2015-04-23 | 2018-01-02 | 日立金属株式会社 | Surface installation type reactor and its manufacture method |
| CN207353085U (en) * | 2017-10-31 | 2018-05-11 | 昆山玛冀电子有限公司 | A kind of coil group for inductance production |
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Application publication date: 20200327 |