CN208970261U - A kind of toroidal core inductance - Google Patents
A kind of toroidal core inductance Download PDFInfo
- Publication number
- CN208970261U CN208970261U CN201821565316.5U CN201821565316U CN208970261U CN 208970261 U CN208970261 U CN 208970261U CN 201821565316 U CN201821565316 U CN 201821565316U CN 208970261 U CN208970261 U CN 208970261U
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- China
- Prior art keywords
- toroidal core
- coil
- bottom plate
- core inductance
- conductive
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Abstract
The utility model discloses a kind of toroidal core inductance, comprising: toroidal core, coil, conductive pin and bottom plate；Coil is set around toroidal core；Conductive pin is connect with coil；Coil is fixed on bottom plate；Wherein the minimum longitudinal section of toroidal core is octagon.The toroidal core inductance of the utility model is provided with minimum longitudinal section and is positive octagonal toroidal core, compared to the toroidal core of traditional quadrangle, in same impedance, the utility model more saves the material and coil method of toroidal core, save the cost, and it is provided with the bottom plate for fixed coil, is not easy to tilt when making toroidal core electric induction on pcb board by bottom plate, it is more stable.
Description
Technical field
The utility model relates to inductive technologies fields, and in particular, to a kind of toroidal core inductance.
Background technique
Toroidal core inductance is one of common component in electronic circuit, and toroidal core inductance has magnetic permeability high and product
The features such as performance is stablized, is widely used in communication equipment, instrument field, is also often applied to outdoor communication equipment
In.
But toroidal core inductance at present on the market generally uses longitudinal section for the magnetic core of quadrangle, in same impedance
In the case where, longitudinal section is that the magnetic core of quadrangle needs core material more, and the copper wire dosage for being set around toroidal core also can
Increase, the production cost increases.Existing toroidal core inductance is generally directly inserted on pcb board by its pin simultaneously, is being inserted
During part and in following process, since toroidal core inductance volume is larger, it is easy during plug-in unit and subsequent
The run-off the straight by active force in processing, to influence the following process of pcb board.
Utility model content
In view of the deficiencies of the prior art, the utility model provides that a kind of power is big, cost is small, the toroidal core of fixing-stable
Inductance.
A kind of toroidal core inductance disclosed by the utility model, comprising: toroidal core, coil, conductive pin and bottom plate；
Coil is set around toroidal core；Conductive pin is connect with coil；Coil is fixed on bottom plate；Wherein the minimum of toroidal core is vertical cuts
Face is octagon.
An embodiment according to the present utility model, toroidal core inductance further include conductive rubber；Coil passes through conducting resinl
Body is fixed on bottom plate.
An embodiment according to the present utility model, one end of conductive pin are connect with toroidal core, and the other end is successively
Wear conductive rubber and bottom plate.
An embodiment according to the present utility model, toroidal core inductance further include protection shell；Protection shell is set to
Bottom plate is simultaneously located on coil.
An embodiment according to the present utility model is protected and is provided with multiple support columns on side wall of outer shell.
An embodiment according to the present utility model, toroidal core inductance further include sealant；Sealant is set to protection
Top in shell and positioned at coil.
An embodiment according to the present utility model, sealant use heat conductive silica gel material.
An embodiment according to the present utility model, toroidal core inductance further include: conductive flexible cord；Conductive flexible cord one end with
Conductive pin connection, the other end wear sealant and extend to protection shell exterior.
The beneficial effect that the utility model is different from the prior art is: the toroidal core inductance of the utility model is provided with most
Small longitudinal section is positive octagonal toroidal core, compares traditional endless magnetic core, in same impedance, the utility model is more saved
The material and coil method of toroidal core, save the cost are saved, and is provided with the bottom plate for fixed coil, ring is made by bottom plate
Shape core inductance is not easy to tilt when being applied on pcb board, more stable.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the stereoscopic schematic diagram of annular core inductance in embodiment 1；
Fig. 2 is the schematic cross-section of toroidal core in embodiment 1；
Fig. 3 is the detonation configuration figure of annular core inductance in embodiment 2.
Specific embodiment
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new
Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter
For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.
Embodiment 1
It please refers to shown in Fig. 1 and 2, respectively in embodiment 1 in the stereoscopic schematic diagram of annular core inductance and embodiment 1
The schematic cross-section of toroidal core.
The present embodiment provides a kind of toroidal core inductance, including toroidal core 1, coil 2, conductive pin 3 and bottom plate 4,
Wherein toroidal core 1 uses integrated formed structure, and coil 2 is set around toroidal core 1, and coil 2 uses flat copper wire,
To improve the heat dissipation performance of coil 2, and coil 2 can be used on automatic coil winding machine winding and toroidal core 1, improve production effect
Rate, conductive pin 3 are connect with coil 2, and coil 2 is fixed on bottom plate 4, and wherein the minimum longitudinal section of toroidal core 1 is positive eight sides
Shape.When concrete application, toroidal core inductance further includes conductive rubber 5, and coil 2 is fixed on bottom plate 4 by conductive rubber 5, is led to
Crossing conductive rubber 5 makes to carry out between coil 2 and bottom plate 4 be bonded, and it is fixed on bottom plate 4 to reinforce solidus circle 2, and it is practical to improve this
The stability of novel toroidal core inductance.In the present embodiment, one end of conductive pin 3 is connect with toroidal core 1, another
One end successively wears conductive rubber 5 and bottom plate 4, in this way, plug-in unit can directly be passed through by making the toroidal core inductance of the present embodiment
Mode be inserted on pcb board, and abutted with pcb board using bottom plate 4, toroidal core inductance enabled steadily to be fixed on PCB
On plate.
Preferably, toroidal core 1 is stood up on bottom plate 4, in this way, package space can be greatlyd save.
Embodiment 2
It please refers to shown in Fig. 3, is the detonation configuration figure of annular core inductance in embodiment 2.
The present embodiment provides a kind of toroidal core inductance, including toroidal core 1, coil 2, conductive pin 3, bottom plate 4 and
Conductive rubber 5, coil 2 are set around toroidal core 1, and coil 2 uses flat copper wire, and conductive pin 3 and coil 2 connect
It connects, coil 2 is fixed on bottom plate 4 by conductive rubber 5, and wherein the minimum longitudinal section of toroidal core 1 is octagon.In this reality
It applies in example, toroidal core inductance further includes protection shell 6, and protection shell 6 is set to bottom plate 4 and is located on coil 2, passes through protection
Shell 6 is protected inside annular core inductance, avoid coil 2 by external force deformed damaged, influence toroidal core inductance service performance,
Meanwhile in the present embodiment, toroidal core inductance further includes sealant 7, and sealant 7 is set in protection shell 6 and is located at line
The top of circle 2 can be applied to the environment such as outdoor in this way, toroidal core inductance has waterproof performance.
Preferably, it protects on 6 side wall of shell and is provided with multiple support columns 61, protection 6 energy of shell is enhanced by support column 61
The load of external force is born, the reliability of protection shell 6 is improved.
Preferably, sealant 7 uses heat conductive silica gel material, in this way, toroidal core inductance is sealed using sealant 7
It will not influence the heat dissipation of coil 2 simultaneously.
Preferably, toroidal core inductance further includes conductive flexible cord 8, and conductive 8 one end of flexible cord is connect with conductive pin 3, another
One end wears sealant 7 and extends to and protects outside shell 6, in this way, using the conductive realization toroidal core inductance of flexible cord 8 and outside
The connection in portion improves toroidal core inductance ease of use.
It is positive octagonal toroidal core in conclusion the toroidal core inductance of the utility model is provided with minimum longitudinal section
1, compared to traditional regular quadrangle toroidal core 1, in same impedance, the utility model more saves the material of toroidal core 1
Material and 2 material of coil, save the cost, and it is provided with the bottom plate 4 for fixed coil 2, keep toroidal core electric by bottom plate 4
It is not easy to tilt when induction is on pcb board, more stable, toroidal core inductance is additionally provided with protection shell 6 and sealant 7,
So that the toroidal core inductance of the utility model has waterproof performance, so that the utility model can be using scenes such as outdoors.
Upper described only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.It is all to be made in the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc., should all include within the scope of the claims of the utility model.
Claims (8)
1. a kind of toroidal core inductance characterized by comprising toroidal core, coil, conductive pin and bottom plate；The line
Circle is set around the toroidal core；The conductive pin is connect with the coil；The coil is fixed on the bottom plate；Wherein
The minimum longitudinal section of the toroidal core is octagon.
2. toroidal core inductance according to claim 1, which is characterized in that it further includes conductive rubber；The coil is logical
The conductive rubber is crossed to be fixed on the bottom plate.
3. toroidal core inductance according to claim 2, which is characterized in that one end of the conductive pin and the annular
Magnetic core connection, the other end successively wear the conductive rubber and bottom plate.
4. toroidal core inductance according to claim 2, which is characterized in that it further includes protection shell；Outside the protection
Shell is set to the bottom plate and is located on the coil.
5. toroidal core inductance according to claim 4, which is characterized in that be provided on the protection side wall of outer shell multiple
Support column.
6. toroidal core inductance according to claim 4, which is characterized in that it further includes sealant；The sealant is set
It is placed in the protection shell and is located at the top of the coil.
7. toroidal core inductance according to claim 6, which is characterized in that the sealant uses heat conductive silica gel material.
8. toroidal core inductance according to claim 6, which is characterized in that its further include: conductive flexible cord；The conduction is soft
Line one end is connect with the conductive pin, and the other end wears the sealant and extends to the protection shell exterior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821565316.5U CN208970261U (en) | 2018-09-25 | 2018-09-25 | A kind of toroidal core inductance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821565316.5U CN208970261U (en) | 2018-09-25 | 2018-09-25 | A kind of toroidal core inductance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208970261U true CN208970261U (en) | 2019-06-11 |
Family
ID=66758019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821565316.5U Expired - Fee Related CN208970261U (en) | 2018-09-25 | 2018-09-25 | A kind of toroidal core inductance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208970261U (en) |
-
2018
- 2018-09-25 CN CN201821565316.5U patent/CN208970261U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190611 |