CN205388931U - High temperature stability inductance - Google Patents
High temperature stability inductance Download PDFInfo
- Publication number
- CN205388931U CN205388931U CN201620016420.3U CN201620016420U CN205388931U CN 205388931 U CN205388931 U CN 205388931U CN 201620016420 U CN201620016420 U CN 201620016420U CN 205388931 U CN205388931 U CN 205388931U
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- magnetic core
- skeleton
- temperature stability
- base support
- fixture
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Abstract
The utility model discloses a high temperature stability inductance, including magnetic core, skeleton and the insulated wire of coiling on the skeleton, still be equipped with mounting and base support, the mounting is yoke form mounting, yoke form mounting includes top cap and the fixed arm of locating the top cap both sides, the tip of fixed arm is equipped with the portion of bending that incurves for yoke form mounting can fix the magnetic core and with base support looks lock joint. The utility model discloses with coil winding on the skeleton, the skeleton is embedded in the magnetic core, the magnetic core is fixed on the base support by yoke form mounting lock joint, the stability of having guaranteed the structure and inductive can stability, some mutual independence respectively simultaneously, easy dismounting.
Description
Technical field
This utility model relates to a kind of simple in construction and is easy to disassemble the high-temperature stability inductance of assembling, belongs to inductor product technical field.
Background technology
In prior art, inductance (inductance coil) is the electromagnetic induction element with insulated conductor (such as enamel-covered wire, cotton covered wire etc.) coiling, is also one of components and parts conventional in electronic circuit.
Inducer is generally by skeleton, insulated conductor winding, magnetic core or intimate composition, existing inducer is mainly wire wound inducer, the structure of wire wound inducer is that forming column type is inducer by rich for the insulated conductor outside being formed on magnetic conductor (iron core or magnetic core or copper core) mostly.Owing to such inductance coil is to be wound on magnetic conductor, therefore can be very more unstable when range of temperature is bigger.It is the schematic diagram of the inductive resistance value tendency of existing inductance on market as shown in Figure 6, Fig. 7 is the Q-value tendency of existing inductance, can be seen that, under the environment of high temperature and low temperature, the fluctuation of resistance-inductance and Q-value is very big, under the environment of low temperature and high temperature, it is susceptible to Q-value sudden change, is far from the stability under degree of reaching a high temperature condition.
In view of this, a kind of new inductance is developed, it is possible to keep stable performance when range of temperature is bigger, simultaneously easy accessibility, it is clear that there is positive realistic meaning.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of high-temperature stability inductance, solves wire-wound inductor situation of unstable properties when range of temperature is bigger.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of high-temperature stability inductance, including magnetic core, skeleton and the insulated conductor that is wound on skeleton, it is additionally provided with fixture and base support, described fixture is yoke-like fixture, and described yoke-like fixture includes top cover and is located at the fixed arm of top cover both sides, and the end of described fixed arm is provided with aduncate bending part, make yoke-like fixture fixed magnetic core and be interlockingly connected with base support
Described magnetic core includes magnetic core and lower magnetic core, is provided with the cavity for holding skeleton in described magnetic core, and the ring wall both sides of described magnetic core are equipped with breach,
The vertical section of described skeleton is I-shaped structure, the center of described skeleton is provided with the first through hole, described upper magnetic core, lower magnetic core inner surface be equipped with match with the first shape of through holes first protruding, described skeleton is additionally provided with a plurality of lead-out groove for drawing insulated conductor
The corner of described base support is worn and is equipped with pin, and described base support is provided with the groove for placing magnetic core.
Preferably, the center of described first projection is additionally provided with the second through hole, and it is protruding that the center of described base support is provided with match with the second through hole second.
Preferably, described bending part is additionally provided with spike.
Preferably, the edge of described skeleton is provided with 4 lead-out grooves, two of which lead-out groove is located at the upper surface of skeleton, two other lead-out groove is located at the lower surface of skeleton, the bottom of described lead-out groove is all tangent with the inside groove of skeleton, so not only facilitate and winding wire is drawn, additionally aid inner coil and dispel the heat more fully, reduce the too high impact on inductance value of temperature further.
Preferably, described base support is provided with at least one spacing preiection matched with breach.
In further technical scheme, described second projection is hollow columnar structures.
In further technical scheme, the center of described second projection is provided with screwed hole.
In further technical scheme, in described screwed hole, it is provided with the set screw being mated use.
Preferably, described base support lower surface two ends are provided with the step matched with bending part, contribute to fixture and the better snapping of base support.
Preferably, the height of described first projection, less than the height of corresponding upper magnetic core or the ring wall of lower magnetic core, so can utilize set screw trimming inductance value.
After this utility model is installed, the breach of upper magnetic core and lower magnetic core all aligns, and breach alignment can maximized be dispelled the heat, and brings down a fever the situation of the unstable inductance caused reducing coil difficulty.
The material of yoke-like fixture of the present utility model is aluminum, and the top cover of yoke-like fixture is provided with through hole, and yoke-like fixture and base support are interlockingly connected, and are in close contact with magnetic core, it is possible to a part of heat of effective transmission also distributes, and contributes to stablizing of inductance.
The material of this utility model skeleton is plastics, and core material is N48 material.
Owing to technique scheme is used, this utility model compared with prior art has the advantage that
1. this utility model is by coil winding on skeleton, and skeleton is embedded in magnetic core, and magnetic core is fixed on base support by yoke-like fixture snapping, it is ensured that the stability of structure and the stability of inductance performance, and each several part is separate simultaneously, easy accessibility；
2. the winding mode that this utility model coil separates with magnetic core well improves the characteristic of the High-temperature stabilization of inductance；
3. this utility model is additionally provided with set screw, it is possible to use set screw trimming inductance value.
Accompanying drawing explanation
Fig. 1 is STRUCTURE DECOMPOSITION schematic diagram of the present utility model.
Fig. 2 is structure overall schematic of the present utility model.
Fig. 3 is the structural representation of this utility model base support.
Fig. 4 is the inductive resistance value change curve schematic diagram of this utility model embodiment one.
Fig. 5 is the Q-value change curve schematic diagram of this utility model embodiment one.
Fig. 6 is resistance value and the inductance value tendency schematic diagram of existing inductance in background technology.
Fig. 7 is the Q-value tendency schematic diagram of existing inductance in background technology.
Wherein: 1, fixture；11, top cover；12, fixed arm；13, bending part；14, spike；2, magnetic core；21, upper magnetic core；22, lower magnetic core；23；Breach；24, first is protruding；25, the second through hole；3, skeleton；31, the first through hole；32, lead-out groove；33, inside groove；4, base support；41, pin；42 grooves；43, second is protruding；44, spacing preiection；45, screw hole；46, step.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is further described:
Embodiment one: shown in Fig. 1, Fig. 2, a kind of high-temperature stability inductance, including magnetic core 2, skeleton 3 and the insulated conductor that is wound on skeleton, it is additionally provided with fixture 1 and base support 4, fixture 1 is yoke-like fixture, and yoke-like fixture includes top cover 11 and is located at the fixed arm 12 of top cover both sides, and the end of fixed arm 12 is provided with aduncate bending part 13, make yoke-like fixture fixed magnetic core 2 and be interlockingly connected with base support
Magnetic core 2 includes magnetic core 21 and lower magnetic core 22, is provided with the cavity for holding skeleton 3 in magnetic core 2, and the ring wall both sides of magnetic core 2 are equipped with breach,
The vertical section of skeleton 3 is I-shaped structure, the center of skeleton 3 is provided with the first through hole 31, upper magnetic core 21, lower magnetic core 22 inner surface be equipped with and first through hole 31 matching form close the first projection 24, skeleton 3 is additionally provided with 4 lead-out grooves 32 for drawing insulated conductor
Shown in Figure 3, the corner of base support 4 is worn and is equipped with pin 41, and base support 4 is provided with the groove 42 for placing magnetic core 2.
In the present embodiment, the center of the first projection 24 is additionally provided with the second through hole 25, and the center of base support 4 is provided with the second projection 43 matched with the second through hole 25.
In the present embodiment, bending part 13 is additionally provided with spike 14.
In the present embodiment, the edge of skeleton 3 is provided with 4 lead-out grooves 32, two of which lead-out groove 32 is located at the upper surface of skeleton 3, two other lead-out groove 32 is located at the lower surface of skeleton 3, the bottom of lead-out groove 32 is all tangent with the inside groove 42 of skeleton 3, not only facilitate and wire is drawn, additionally aid inner coil and dispel the heat more fully, reduce the too high impact on inductance value of temperature further.
In the present embodiment, base support 4 is provided with a spacing preiection 44 matched with breach 23.
In the present embodiment, second protruding 43 is hollow columnar structures, and the center of the second projection 43 is provided with screwed hole 45, is provided with the set screw being mated use in screwed hole 45.
In the present embodiment, base support 4 lower surface two ends are provided with the step matched with bending part 13, contribute to fixture 1 and the better snapping of base support 4.
In the present embodiment, the height of the first projection 24, less than the height of corresponding upper magnetic core 21 or the ring wall of lower magnetic core 22, so can utilize set screw trimming inductance value.
After this utility model is installed, the breach of upper magnetic core 21 and lower magnetic core 22 all aligns, and breach alignment can maximized be dispelled the heat, and brings down a fever the situation of the unstable inductance caused reducing coil difficulty.
The material of yoke-like fixture of the present utility model is aluminum, and the top cover of yoke-like fixture is provided with through hole, and yoke-like fixture and base support are interlockingly connected, and are in close contact with magnetic core, it is possible to a part of heat of effective transmission also distributes, and contributes to stablizing of inductance.
The material of this utility model skeleton 3 is plastics, and magnetic core 2 material is N48 material.
The position that the top cover of this utility model yoke-like fixture is connected with fixed arm has the trend of upwards bending so that top cover constitutes elastic construction with fixed arm, after yoke-like fixture with base support snapping, and compact siro spinning technology.
Fig. 4, Fig. 5 are the performance tests that this utility model carries out when-45 ° of C～85 ° C of temperature range, and Fig. 4, Fig. 5 reflect the characteristic adopting High-temperature stabilization that the winding mode that separates with magnetic core of this coil well improves inductance very intuitively.
It should be pointed out that, that above detailed description of the invention is only the more representational example of this utility model, this utility model is not limited to above-mentioned detailed description of the invention, also has many variations.Every simple variation carried out according to this utility model structure all should belong to protection domain of the present utility model.
Claims (10)
1. a high-temperature stability inductance, including magnetic core (2), skeleton (3) and the insulated conductor that is wound on skeleton (3), it is characterized in that: be additionally provided with fixture (1) and base support (4), described fixture (1) is yoke-like fixture, described yoke-like fixture includes top cover (11) and is located at the fixed arm (12) of top cover (11) both sides, the end of described fixed arm (12) is provided with aduncate bending part (13), make yoke-like fixture fixed magnetic core (2) and be interlockingly connected with base support (4)
Described magnetic core (2) includes magnetic core (21) and lower magnetic core (22), is provided with the cavity for holding skeleton (3) in described magnetic core (2), and the ring wall both sides of described magnetic core (2) are equipped with breach (23),
The vertical section of described skeleton (3) is I-shaped structure, the center of described skeleton (3) is provided with the first through hole (31), described upper magnetic core (21), lower magnetic core (22) inner surface be equipped with first protruding (24) closed with the first through hole (31) matching form, described skeleton (3) is additionally provided with a plurality of lead-out groove (32) for drawing insulated conductor
The corner of described base support (4) is worn and is equipped with pin (41), and described base support (4) is provided with the groove for placing magnetic core (2).
2. high-temperature stability inductance according to claim 1, it is characterized in that: the center of described first protruding (24) is additionally provided with the second through hole (25), the center of described base support (4) is provided with second protruding (43) matched with the second through hole (25).
3. high-temperature stability inductance according to claim 1, it is characterised in that: described bending part (13) is additionally provided with spike (14).
4. high-temperature stability inductance according to claim 1, it is characterized in that: the edge of described skeleton (3) is provided with 4 lead-out grooves (32), two of which lead-out groove (32) is located at the upper surface of skeleton (3), two other lead-out groove (32) is located at the lower surface of skeleton (3), and the bottom of described lead-out groove (32) is all tangent with the inside groove of skeleton (3) (33).
5. high-temperature stability inductance according to claim 1, it is characterised in that: described base support (4) is provided with at least one spacing preiection (44) matched with breach (23).
6. high-temperature stability inductance according to claim 2, it is characterised in that: described second protruding (43) are hollow columnar structures.
7. high-temperature stability inductance according to claim 6, it is characterised in that: the center of described second protruding (43) is provided with screwed hole (45).
8. high-temperature stability inductance according to claim 7, it is characterised in that: described screwed hole is provided with, in (45), the set screw being mated use.
9. high-temperature stability inductance according to claim 1, it is characterised in that: described base support (4) lower surface two ends are provided with the step (46) matched with bending part (13).
10. high-temperature stability inductance according to claim 1, it is characterised in that: the height of described first protruding (24) is less than the height of corresponding upper magnetic core (21) or the ring wall of lower magnetic core (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016420.3U CN205388931U (en) | 2016-01-08 | 2016-01-08 | High temperature stability inductance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016420.3U CN205388931U (en) | 2016-01-08 | 2016-01-08 | High temperature stability inductance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205388931U true CN205388931U (en) | 2016-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620016420.3U Expired - Fee Related CN205388931U (en) | 2016-01-08 | 2016-01-08 | High temperature stability inductance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469947A (en) * | 2016-01-08 | 2016-04-06 | 苏州大学 | High-temperature stability inductor |
| CN106783020A (en) * | 2016-12-09 | 2017-05-31 | 徐超 | A kind of low pressure air reactor base |
-
2016
- 2016-01-08 CN CN201620016420.3U patent/CN205388931U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469947A (en) * | 2016-01-08 | 2016-04-06 | 苏州大学 | High-temperature stability inductor |
| CN106783020A (en) * | 2016-12-09 | 2017-05-31 | 徐超 | A kind of low pressure air reactor base |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160720 Termination date: 20190108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |