CN220171865U - Coil, inductance device and electronic equipment - Google Patents
Coil, inductance device and electronic equipment Download PDFInfo
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- CN220171865U CN220171865U CN202321741263.9U CN202321741263U CN220171865U CN 220171865 U CN220171865 U CN 220171865U CN 202321741263 U CN202321741263 U CN 202321741263U CN 220171865 U CN220171865 U CN 220171865U
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- spiral structure
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- 230000001939 inductive effect Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000011810 insulating material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model relates to the technical field of inductors, in particular to a coil, an inductance device and electronic equipment, wherein the coil comprises a first coil with a first spiral structure and a second coil with a second spiral structure, the pitch of the first spiral structure is the same as that of the second spiral structure, the spiral radius of the first spiral structure is the same as that of the second spiral structure, the first coil and the second coil are in slidable electrical connection, the first coil and/or the second coil are/is rotated, the inductance value of the coil can be continuously changed, and the coil capable of continuously adjusting the inductance value of the coil is provided.
Description
Technical Field
The utility model relates to the technical field of inductors, in particular to a coil, an inductance device and electronic equipment.
Background
The inductance device is a component capable of converting electric energy into magnetic energy and storing the magnetic energy, is usually formed by winding a coil, and has wider application prospect along with the development of electronic technology.
The inductance value of the coil of the inductance device in the prior art can not be continuously adjusted or can not be adjusted at all, and the inductance device is not suitable for certain application occasions, so that the development prospect of the inductance device is severely limited.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a coil capable of continuously adjusting the inductance value.
Another object of the present utility model is to provide an inductance device, which employs the above coil.
It is a further object of the present utility model to provide an electronic device employing the above coil and/or inductor arrangement.
The aim of the utility model is achieved by the following technical scheme:
the utility model provides a coil, includes the first coil that is first spiral structure and is the second coil of second spiral structure, the pitch of first spiral structure is the same with the pitch of second spiral structure, the spiral radius of first spiral structure is the same with the spiral radius of second spiral structure, slidable electric connection between first coil and the second coil rotates first coil and/or second coil, can be continuous change the inductance value of coil.
Further, the second coil is provided with a first hole, and the first coil is inserted in the first hole.
Further, the first spiral structure and the second spiral structure can be mutually screwed.
Further, the second coil is a hollow circular tube, and the first coil is a circular tube.
Further, the second coil is a hollow rectangular tube, and the first coil is a rectangular tube.
Further, the second coil is a hollow square tube, and the first coil is a square tube.
The inductance device comprises the coil and further comprises a core insert, wherein the coil is sleeved on the core insert.
Further, the ferrule includes a first ferrule member and a second ferrule member, and the first ferrule member is slidably and electrically connected to the second ferrule member.
Further, the second core insert is provided with a third hole, and the first core insert is inserted in the third hole.
An electronic device comprising the coil; or/and, the inductance means is comprised.
The utility model has the following advantages:
the coil can continuously change the effective length, further realize the continuous adjustment of the inductance value and has wide application occasions.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings that are required to be used in the embodiments will be briefly described. It is to be understood that the following drawings illustrate only certain embodiments of the utility model and are therefore not to be considered limiting of its scope, for the person of ordinary skill in the art may admit to other equally relevant drawings without inventive effort.
Fig. 1 is a schematic perspective view of an embodiment 1 of an inductance device according to the present utility model;
fig. 2 is a schematic structural diagram of an embodiment 1 of an inductance device according to the present utility model;
FIG. 3 is an enlarged schematic view of the portion I of FIG. 2;
FIG. 4 is a schematic perspective view of the first coil in FIG. 1;
FIG. 5 is a schematic perspective view of the second coil in FIG. 1;
fig. 6 is a state diagram of an embodiment 1 of an inductance device according to the present utility model;
fig. 7 is a second state diagram of an embodiment 1 of the inductance device according to the present utility model;
fig. 8 is a third state diagram of an embodiment 1 of the inductance device according to the present utility model;
fig. 9 is a schematic perspective view of an inductance device according to embodiment 2 of the present utility model;
fig. 10 is a schematic structural diagram of an embodiment 2 of an inductance device according to the present utility model;
FIG. 11 is an enlarged view of section II of FIG. 10;
FIG. 12 is a schematic perspective view of the first coil of FIG. 9;
FIG. 13 is a schematic perspective view of the second coil of FIG. 9;
fig. 14 is a state diagram of an embodiment 2 of an inductance device according to the present utility model;
fig. 15 is a second state diagram of embodiment 2 of the inductance device according to the present utility model;
fig. 16 is a third state diagram of an embodiment 2 of the inductance device according to the present utility model;
in the figure: 1-a first coil; 2-a second coil; 3-a first ferrule; 4-a second ferrule.
Description of the embodiments
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative efforts fall within the protection scope of the present utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present utility model, unless expressly stated or limited otherwise, a first feature may include first and second features directly contacting each other, either above or below a second feature, or through additional features contacting each other, rather than directly contacting each other. Moreover, the first feature being above, over, and on the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being below, beneath, and beneath the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is less level than the second feature.
The coil comprises a first coil 1 and a second coil 2, wherein the first coil 1 and the second coil 2 are in a first spiral structure, the pitch of the first spiral structure is the same as that of the second spiral structure, the spiral radius of the first spiral structure is the same as that of the second spiral structure, the first coil 1 and the second coil 2 are coaxially arranged, the first coil 1 and the second coil 2 are in slidable electrical connection, the first coil 1 and/or the second coil 2 are rotated, the effective length of the coil can be continuously changed, and therefore the inductance value of the coil can be continuously changed; in other embodiments (not shown in the drawings), the coils include at least 3 third coils, each of the third coils has a third spiral structure with a pitch of L and a spiral radius of R, the third coils are all coaxially arranged, and are electrically connected in a sequentially slidable manner, and the effective length of each of the coils can be continuously changed by rotating any of the third coils, so that the inductance value of the coils can be continuously changed.
Further, as shown in embodiment 1 (fig. 1 to 8), the second coil 2 is provided with a first hole, and the first coil 1 is movably inserted in the first hole (as shown in fig. 3); in order to reduce the weight and the manufacturing difficulty, the second coil 2 can be spirally wound by using a hollow pipeline (such as a copper pipe), wherein the middle part is the first hole, and it is easy to know that the first hole is also spiral, and the pitch and the spiral radius of the first spiral structure are respectively the same as those of the second spiral structure, so that after the first coil 1 is inserted into the first hole, the first coil can be continuously screwed in or screwed out along the spiral first hole, thereby continuously changing the effective length of the coil and further continuously changing the inductance value of the coil; or, the first coil 1 is spirally wound by a hollow pipeline (such as a copper pipe), the hollow part of the first coil is the second hole, and it is easy to know that the second hole is spiral, and the second coil 2 can be continuously screwed in or screwed out along the spiral second hole after being movably inserted in the second hole, so that the effective length of the coil is continuously changed, and the inductance value of the coil is continuously changed; when the first coil 1/second coil 2 is screwed into the first hole/second hole continuously (fig. 6-7-8), the effective length of the coil is continuously shortened, the inductance value is also continuously reduced, and when the first coil 1/second coil 2 is screwed out of the first hole/second hole continuously (fig. 8-7-6), the effective length of the coil is continuously increased, and the inductance value is also continuously increased; it should be noted that, in order to enable a good electrical connection between the first coil 1 and the second coil 2, the size of the first hole/the second hole may be equal to or slightly smaller than the size of the first coil 1/the second coil 2; it should be noted that the cross section of the hollow pipeline may be circular, rectangular, any polygonal or other shape; in addition, in order to reduce the weight and the manufacturing difficulty to the greatest extent, in some embodiments, the first coil 1 and the second coil 2 may be wound by using hollow pipelines at the same time.
Further, see embodiment 2 (fig. 9 to 16), the first spiral structure and the second spiral structure can be mutually screwed; specifically, the first spiral structure may be regarded as a first thread and the second spiral structure may be regarded as a second thread, and since the pitch and the spiral radius of the first spiral structure are respectively the same as the pitch and the spiral radius of the second spiral structure, that is, the pitch and the spiral radius of the first thread are respectively the same as the pitch and the spiral radius of the second thread, the first thread and the second thread may be mutually screwed; when the first coil 1/second coil 2 is continuously rotated toward the second coil 2/first coil 1 (fig. 14 to fig. 15 to fig. 16), the effective length of the coil is continuously shortened, the inductance value thereof is also continuously reduced, and when the first coil 1/second coil 2 is continuously rotated toward the second coil 2/first coil 1 (fig. 16 to fig. 15 to fig. 14), the effective length of the coil is continuously increased, the inductance value thereof is also continuously increased; in this embodiment, the coils may be 2 identical coils, i.e. the first coil 1 and the second coil 2 may be identical, and the first coil 1 and/or the second coil 2 may be wound with hollow tubes for reducing weight and manufacturing difficulty.
Further, the second coil 2 is a hollow circular tube, and the first coil 1 is a circular tube, see fig. 1 to 16.
Further, the second coil 2 is a hollow rectangular tube, and the first coil 1 is a rectangular tube, which is not shown in the figure.
Further, the second coil 2 is a hollow square tube, and the first coil 1 is a square tube, which is not shown in the figure.
The inductance device comprises a coil and an inserting core, wherein the coil is sleeved on the inserting core, the coil and the inserting core are coaxially arranged, the coil and the inserting core are insulated, and the inserting core can increase the inductance value of the inductance device.
Further, the ferrule comprises a first ferrule member 3 and a second ferrule member 4, and the first ferrule member 3 is slidably and electrically connected with the second ferrule member 4; specifically, the first core insert 3 is wrapped by the first coil 1 and is fixed in the first coil 1, an insulating material fixing piece is arranged between the first core insert 3 and the first coil 1 (an insulating material fixing piece can be used to fixedly connect one end of the first core insert 3 far away from the second core insert 4 with one end of the first coil 1 far away from the second coil 2), the second core insert 4 is wrapped by the second coil 2 and is fixed in the second coil 2, an insulating material fixing piece is arranged between the second core insert 4 and the second coil 2 (an insulating material fixing piece can be arranged between the second core insert 4 and the second coil 2 to fix the second core insert 4 in the second coil 2), and the first core insert 3 and the second core insert 4 are in slidable electrical connection; in embodiment 1, when the first coil 1/second coil 2 is continuously screwed into the second coil 2/first coil 1 (fig. 6→fig. 7→fig. 8), the effective lengths of the coil and the ferrule are continuously shortened, the inductance value is also continuously reduced, and when the first coil 1/second coil 2 is continuously screwed out of the second coil 2/first coil 1 (fig. 8→fig. 7→fig. 6), the effective lengths of the coil and the ferrule are continuously lengthened, and the inductance value is also continuously increased; in embodiment 2, when the first coil 1/second coil 2 is continuously rotated toward the second coil 2/first coil 1 (fig. 14→15→16), the effective lengths of the coil and the ferrule are continuously shortened, the inductance value is also continuously decreased, and when the first coil 1/second coil 2 is continuously rotated toward the second coil 2/first coil 1 (fig. 16→15→14), the effective lengths of the coil and the ferrule are continuously increased, the inductance value is also continuously increased; it should be noted that, the slidable electrical connection between the first core insert 3 and the second core insert 4 may be the slidable electrical connection between the first core insert 3 and the second core insert 4 inside the second core insert 4 and the first core insert 3, or the slidable electrical connection between the first core insert 3 and the second core insert 4 outside the second core insert 4 and the first core insert 3, so that the core insert may also play a guiding role, so that the first coil 1 and/or the second coil 2 may be rotated more smoothly and continuously, and further the change of the inductance value of the inductance device may be more continuous; in other embodiments (not shown in the drawings), the core insert includes at least 3 third core inserts, where the third core inserts are wrapped by the coil and are fixed therein, the third core inserts are coaxially and insulatively disposed with the coil, and the third core inserts are sequentially and slidably electrically connected with each other, and rotate any coil, so that the effective lengths of the coil and the third core inserts can be continuously changed, thereby continuously changing the inductance value of the inductance device.
Further, the second core insert 4 is provided with a third hole, and the first core insert 3 is movably inserted in the third hole; in order to reduce the weight and the manufacturing difficulty, a hollow metal tube can be used for manufacturing the second core insert 4, the hollow part of the second core insert is the third hole, and the first core insert 3 is movably inserted in the third hole; or, the first core insert 3 is provided with a fourth hole, the second core insert 4 is movably inserted in the fourth hole, in order to reduce the weight and the manufacturing difficulty, a hollow metal tube can be used for manufacturing the first core insert 3, the hollow part is the fourth hole, and the second core insert 4 is movably inserted in the fourth hole; in addition, in order to enable good electrical connection between the first ferrule 3 and the second ferrule 4, the third hole/fourth hole may have a size equal to or slightly smaller than the size of the first ferrule 3/second ferrule 4; furthermore, in order to reduce the weight and the manufacturing difficulty to the greatest extent, in some embodiments, the first ferrule 3 and the second ferrule 4 may be manufactured by using hollow metal tubes at the same time.
An electronic device comprising the coil; or/and, the inductance means is comprised.
From the above, the coil of the present utility model can continuously adjust the length, thereby continuously changing the inductance value.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A coil, characterized in that: including first coil (1) and the second coil (2) that are the second helicitic texture that are first helicitic texture, the pitch of first helicitic texture is the same with the pitch of second helicitic texture, the spiral radius of first helicitic texture is the same with the spiral radius of second helicitic texture, slidable electric connection between first coil (1) and second coil (2), rotate first coil (1) and/or second coil (2), can the continuous change the inductance value of coil.
2. A coil according to claim 1, characterized in that: the second coil (2) is provided with a first hole, and the first coil (1) is inserted in the first hole.
3. A coil according to claim 1, characterized in that: the first spiral structure and the second spiral structure can be mutually screwed.
4. A coil according to any one of claims 2 or 3, wherein: the second coil (2) is a hollow circular tube, and the first coil (1) is a circular tube.
5. A coil according to any one of claims 2 or 3, wherein: the second coil (2) is a hollow rectangular tube, and the first coil (1) is a rectangular tube.
6. A coil according to any one of claims 2 or 3, wherein: the second coil (2) is a hollow square tube, and the first coil (1) is a square tube.
7. An inductive device, characterized in that: comprising the coil of any one of claims 1 to 6, further comprising a ferrule, the coil being sleeved over the ferrule.
8. The inductive device of claim 7, wherein: the core insert comprises a first core insert (3) and a second core insert (4), and the first core insert (3) is in slidable electrical connection with the second core insert (4).
9. The inductive device of claim 8, wherein: the second core insert (4) is provided with a third hole, and the first core insert (3) is inserted in the third hole.
10. An electronic device, characterized in that: comprising a coil according to any one of claims 1 to 6; alternatively/additionally, an inductive device as claimed in any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321741263.9U CN220171865U (en) | 2023-07-05 | 2023-07-05 | Coil, inductance device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321741263.9U CN220171865U (en) | 2023-07-05 | 2023-07-05 | Coil, inductance device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220171865U true CN220171865U (en) | 2023-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321741263.9U Active CN220171865U (en) | 2023-07-05 | 2023-07-05 | Coil, inductance device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220171865U (en) |
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2023
- 2023-07-05 CN CN202321741263.9U patent/CN220171865U/en active Active
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