CN207217219U - High-insulativity ring inductance - Google Patents
High-insulativity ring inductance Download PDFInfo
- Publication number
- CN207217219U CN207217219U CN201721051924.XU CN201721051924U CN207217219U CN 207217219 U CN207217219 U CN 207217219U CN 201721051924 U CN201721051924 U CN 201721051924U CN 207217219 U CN207217219 U CN 207217219U
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- CN
- China
- Prior art keywords
- magnetic core
- coil
- dielectric film
- silver fiber
- insulativity
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- 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.)
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Abstract
It the utility model is related to electronic component field, more particularly to high-insulativity ring inductance, including two the first magnetic cores and the second magnetic core being oppositely arranged, the coil being installed between the first magnetic core and the second magnetic core, the cage and radome covered at successively outside the first magnetic core and the second magnetic core；The coil includes at least two mutually twisted conductors, the insulating barrier for being sheathed on each conductor periphery and the electromagnetic shielding stratum reticulare and anti oxidation layer that are sheathed on insulating barrier periphery successively, the protective layer being arranged at outside all conductors；The insulating barrier includes the first dielectric film and the second dielectric film from the inside to surface, and first dielectric film is IXPE insulating material membrane, and second dielectric film is low-smoke halogen-free flame-retardant isolating material membrane.Inductance insulating properties height of the present utility model, strong antijamming capability, stable performance.
Description
Technical field
Electronic component field is the utility model is related to, more particularly to high-insulativity ring inductance.
Background technology
Inductor is the element that electric energy can be converted into magnetic energy and stored.The structure of inductance is similar to transformer,
A but only winding.Inductor has certain inductance, and it only hinders the change of electric current.If inductor leads in no electric current
In the state of crossing, it will attempt to hinder electric current to flow through it when circuit is connected；If inductor is having electric current in the state of, electricity
It will attempt to maintain electric current constant when road disconnects.Inductor is also known as choke, reactor, dynamic reactor.
Inductance generally comprises magnetic core and the coil being set around outside magnetic core, and coil is that one, wire one piece is wound up, and is electricity
The element of sensor.On the one hand, in coil working environment, some spuious magnetic fields in the external world are often had, according to farad
The law of electromagnetic induction, these spuious magnetic fields can be coupled on the coil of inductance, form interference voltage, and then form electromagnetism and do
Disturb, influence the normal work of the electric equipment products containing this inductor.Second aspect, coil are generally copper cash, and its insulaion resistance is inclined
Low, in the environment of with the presence of moisture or moisture, insulaion resistance declines, and insulation is deteriorated, and easily causes electric leakage accident, causes inductance
Performance is unstable.
Utility model content
To solve the above problems, the height of a kind of insulating properties height of the utility model offer, strong antijamming capability, stable performance is absolutely
Edge ring inductance.
Technical scheme is used by the utility model：High-insulativity ring inductance, including two the first magnetic being oppositely arranged
Core and the second magnetic core, the coil being installed between the first magnetic core and the second magnetic core, cover at the first magnetic core and the second magnetic core successively
Outside cage and radome；The coil includes at least two mutually twisted conductors, is sheathed on each conductor periphery
Insulating barrier and be sheathed on successively insulating barrier periphery electromagnetic shielding stratum reticulare and anti oxidation layer, the guarantor being arranged at outside all conductors
Sheath；The insulating barrier includes the first dielectric film and the second dielectric film from the inside to surface, and first dielectric film gathers for cross-linking radiation
Ethene insulating material membrane, second dielectric film are low-smoke halogen-free flame-retardant isolating material membrane.
To being further improved to for above-mentioned technical proposal, the coil, which also includes being arranged at least two, mutually twisted leads
One reinforcement at body center, at least two conductors are uniformly distributed in the circumference of reinforcement, in addition to are filled at least two phases
The mutually packing material between twisted conductor.
To being further improved to for above-mentioned technical proposal, the electromagnetic shielding stratum reticulare is by some warp silver fibers and some
Root parallel silver fiber is woven into latticed.
To being further improved to for above-mentioned technical proposal, the warp silver fiber and parallel silver fiber are corrugated, and
The crest of warp silver fiber intersects with the trough of parallel silver fiber line, the trough of warp silver fiber and the crest of parallel silver fiber line
It is intersecting.
To being further improved to for above-mentioned technical proposal, the inner bottom surface of first magnetic core, which offers, to be extended to and coil phase
First flow-guiding radiation groove of connection, the inner bottom surface of second magnetic core, which offers, to be extended to the second water conservancy diversion being connected with coil and dissipates
Insulated paint is filled with inside heat channel, the first flow-guiding radiation groove and the second flow-guiding radiation groove.
The beneficial effects of the utility model are：
1st, on the one hand, cage and radome are provided with outside the first magnetic core and the second magnetic core, are shielded by radome outer
Boundary's electromagnetic interference, prevent outside electromagnetic interference from, to inductance magnetic fields, isolating inductance and external environment by cage, preventing
Only inductance is advantageous to improve insulating properties, antijamming capability and filtering performance of the present utility model, protected to extraneous environmental effects
Demonstrate,prove the stable performance of inductance.Second aspect, coil include at least two mutually twisted conductors, are sheathed on each conductor periphery
Insulating barrier and be sheathed on the electromagnetic shielding stratum reticulare and anti oxidation layer of insulating barrier periphery successively, coil is provided with multiple mutually twisted
Conductor, high mechanical strength, prevent single conductor from, around thread breakage, by insulating barrier and electromagnetic shielding stratum reticulare, effectively avoiding inductor wire
Mutual inductance between circle, further improve insulating properties of the present utility model.The third aspect, it is exhausted that insulating barrier includes first from the inside to surface
Velum and the second dielectric film, first dielectric film are IXPE insulating material membrane, and second dielectric film is low
Cigarette halogen-free flame retardant insulation material membrane, good insulation preformance, there is preferable fire resistance again.When fire occurs, because coil has
There is fire resistance and nonflammable.
2nd, coil also includes one reinforcement for being arranged at least two mutually twisted conductor centers, at least two conductors
The circumference of reinforcement is uniformly distributed in, in addition to the packing material being filled between at least two mutually twisted conductors.Pass through
Reinforcement strengthens coil strength, while forms anti-jamming effectiveness between each conductor, prevents the generation of mutual inductance, further favourable
In raising insulating properties of the present utility model.By packing material come the shape of fixed coil, the anti-tensile of coil is improved.
3rd, electromagnetic shielding stratum reticulare is woven into latticed by some warp silver fibers and some parallel silver fibers, latticed
The warp silver fiber and parallel silver fiber surface area of structure are big, and big with electro-magnetic wave contacts area, shield effectiveness is good, further favourable
In raising antijamming capability of the present utility model and insulating capacity.
4th, warp silver fiber and parallel silver fiber are corrugated, and the crest of warp silver fiber and parallel silver fiber line
Trough intersects, and the trough of warp silver fiber intersects with the crest of parallel silver fiber line.Relative to linear warp silver fiber and
Parallel silver fiber, undulatory body structure surface product is bigger, and shield effectiveness is good, is further advantageous to improve of the present utility model anti-dry
Disturb ability and insulating properties.
5th, the inner bottom surface of the first magnetic core offers the first flow-guiding radiation groove for extending to and being connected with coil, second magnetic
The inner bottom surface of core offers the second flow-guiding radiation groove for extending to and being connected with coil, and the first flow-guiding radiation groove and second is led
Insulated paint is filled with inside wandering heat channel.Insulated paint is penetrated into inside the first magnetic core and the second magnetic core and in coil
Portion, the ectonexine of coil is uniformly wrapped up insulated paint, prevent inner insulation layer or the outer insulation aging of coil, line feeder
Insulating capacity between circle, prevent the self-induction of coil from disturbing, be further advantageous to improve insulating properties of the present utility model, meanwhile, absolutely
Edge paint plays solidification to each parts of inductance, prevents each parts vibrations from producing noise, is advantageous to reduce noise；It is another
Aspect, insulated paint play cooling effect to parts, are further advantageous to improve radiating efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of coil of the present utility model；
Fig. 3 is the structural representation of the insulating barrier of coil of the present utility model；
Fig. 4 is the structural representation of electromagnetic shielding stratum reticulare of the present utility model.
Embodiment
The utility model is further described below in conjunction with accompanying drawing.
As shown in figure 1, it is structural representation of the present utility model.
High-insulativity ring inductance 100, including two the first magnetic cores 110 and the second magnetic core 120 being oppositely arranged, it is installed on
Coil 130 between one magnetic core 110 and the second magnetic core 120, cover at successively outside the first magnetic core 110 and the second magnetic core 120
Cage 140 and radome 150.
As shown in Fig. 2 the structural representation for coil of the present utility model.
The coil 130 includes at least two mutually twisted conductors 131, is sheathed on the exhausted of each periphery of conductor 131
Edge layer 132 and the electromagnetic shielding stratum reticulare 133 and anti oxidation layer 134 for being sheathed on all peripheries of insulating barrier 132 successively.
As shown in figure 3, the structural representation of the insulating barrier for coil of the present utility model.
The insulating barrier 132 includes the first dielectric film 132a and the second dielectric film 132b, first insulation from the inside to surface
Film 132a is IXPE insulating material membrane, and the second dielectric film 132b is low-smoke halogen-free flame-retardant isolating material membrane.
Coil 130 also includes one reinforcement 135 for being arranged at least two mutually twisted centers of conductor 131, at least
Two conductors 131 are uniformly distributed in the circumference of reinforcement 135, in addition to be filled at least two mutually twisted conductors 131 it
Between packing material 136.The intensity of coil 130 is strengthened by reinforcement 135, while formed between each conductor 131 anti-interference
Effect, prevents the generation of mutual inductance, is further advantageous to improve insulating properties of the present utility model.Consolidated by packing material 136
The shape of alignment circle 130, improve the anti-tensile of coil 130.
As shown in figure 4, the structural representation for electromagnetic shielding stratum reticulare of the present utility model.
Electromagnetic shielding stratum reticulare 133 is woven into grid by some warp silver fiber 133a and some parallel silver fiber 133b
Shape, the warp silver fiber 133a and parallel silver fiber 133b surface areas of fenestral fabric are big, big with electro-magnetic wave contacts area, shielding
Effect is good, is further advantageous to improve antijamming capability of the present utility model and insulating capacity.
Warp silver fiber 133a and parallel silver fiber 133b are corrugated, and warp silver fiber 133a crest and parallel
The trough of silver fiber 133b lines intersects, and warp silver fiber 133a trough intersects with the crest of parallel silver fiber 133b lines.Relatively
In linear warp silver fiber 133a and parallel silver fiber 133b, undulatory body structure surface product is bigger, and shield effectiveness is good, enters
One step is advantageous to improve antijamming capability of the present utility model and insulating properties.
The inner bottom surface of first magnetic core 110 offers the first flow-guiding radiation groove 111 for extending to and being connected with coil 130, institute
The inner bottom surface for stating the second magnetic core 120 offers the second flow-guiding radiation groove 121 for extending to and being connected with coil 130, and described first
Insulated paint 160 is filled with inside the flow-guiding radiation groove 121 of flow-guiding radiation groove 111 and second.Insulated paint 160 is enabled to penetrate into
Inside one magnetic core 110 and the inside of the second magnetic core 120 and coil 130, the ectonexine of coil 130 is set uniformly to wrap up insulated paint 160,
Inner insulation layer 132 or the aging of outer insulation 132 of coil 130 are prevented, strengthens the insulating capacity between coil 130, prevents line
The self-induction interference of circle 130, is further advantageous to improve insulating properties of the present utility model, meanwhile, insulated paint 160 is to inductance 100
Each parts play solidification, prevent each parts vibrations from producing noise, are advantageous to reduce noise；On the other hand, insulated paint
160 pairs of parts play cooling effect, are further advantageous to improve radiating efficiency.
On the one hand, cage 140 and radome 150 are provided with outside the first magnetic core 110 and the second magnetic core 120, passes through screen
Cover cover 150 and shield outside electromagnetic interference, prevent outside electromagnetic interference to the magnetic fields of inductance 100, by cage 140 every
From inductance 100 and external environment, inductance 100 is prevented to extraneous environmental effects, to be advantageous to improve insulation of the present utility model
Property, antijamming capability and filtering performance, ensure the stable performance of inductance 100.Second aspect, coil 130 include at least two phases
Mutually twisted conductor 131, be sheathed on the insulating barrier 132 of each periphery of conductor 131 and be sheathed on the periphery of insulating barrier 132 successively
Stratum reticulare 133 and anti oxidation layer 134 are electromagnetically shielded, coil 130 is provided with multiple mutually twisted conductors 131, high mechanical strength, prevented
Single conductor 131 is around thread breakage, by insulating barrier 132 and electromagnetic shielding stratum reticulare 133, effectively avoids between the coil 130 of inductance 100
Mutual inductance, further improve insulating properties of the present utility model.The third aspect, insulating barrier 132 include the first insulation from the inside to surface
Film 132a and the second dielectric film 132b, the first dielectric film 132a is IXPE insulating material membrane, described second
Dielectric film 132b is low-smoke halogen-free flame-retardant isolating material membrane, good insulation preformance, has preferable fire resistance again.Occur in fire
When, because coil 130 is nonflammable with fire resistance.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (5)
1. high-insulativity ring inductance, it is characterised in that：Including two the first magnetic cores and the second magnetic core being oppositely arranged, is installed on
Coil between one magnetic core and the second magnetic core, the cage and radome covered at successively outside the first magnetic core and the second magnetic core；
The coil includes at least two mutually twisted conductors, is sheathed on the insulating barrier of each conductor periphery and is sheathed on successively absolutely
The electromagnetic shielding stratum reticulare and anti oxidation layer of edge layer periphery, the protective layer being arranged at outside all conductors；The insulating barrier from it is inner to
Including the first dielectric film and the second dielectric film outside, first dielectric film is IXPE insulating material membrane, described
Two dielectric films are low-smoke halogen-free flame-retardant isolating material membrane.
2. high-insulativity ring inductance according to claim 1, it is characterised in that：The coil also includes being arranged at least
One reinforcement at two mutually twisted conductor centers, at least two conductors are uniformly distributed in the circumference of reinforcement, in addition to
The packing material being filled between at least two mutually twisted conductors.
3. high-insulativity ring inductance according to claim 2, it is characterised in that：The electromagnetic shielding stratum reticulare is by some
Warp silver fiber and some parallel silver fibers are woven into latticed.
4. high-insulativity ring inductance according to claim 3, it is characterised in that：The warp silver fiber and parallel silver are fine
Dimension is corrugated, and the crest of warp silver fiber intersects with the trough of parallel silver fiber line, the trough and latitude of warp silver fiber
The crest of line silver fiber line intersects.
5. high-insulativity ring inductance according to claim 4, it is characterised in that：The inner bottom surface of first magnetic core opens up
There is the first flow-guiding radiation groove for extending to and being connected with coil, the inner bottom surface of second magnetic core, which offers, to be extended to and coil phase
Second flow-guiding radiation groove of connection, insulated paint is filled with inside the first flow-guiding radiation groove and the second flow-guiding radiation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051924.XU CN207217219U (en) | 2017-08-22 | 2017-08-22 | High-insulativity ring inductance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721051924.XU CN207217219U (en) | 2017-08-22 | 2017-08-22 | High-insulativity ring inductance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207217219U true CN207217219U (en) | 2018-04-10 |
Family
ID=61816075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721051924.XU Expired - Fee Related CN207217219U (en) | 2017-08-22 | 2017-08-22 | High-insulativity ring inductance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207217219U (en) |
-
2017
- 2017-08-22 CN CN201721051924.XU patent/CN207217219U/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 |
Granted publication date: 20180410 Termination date: 20190822 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |