CN210272034U - Coil support and coil pack - Google Patents
Coil support and coil pack Download PDFInfo
- Publication number
- CN210272034U CN210272034U CN201920896887.5U CN201920896887U CN210272034U CN 210272034 U CN210272034 U CN 210272034U CN 201920896887 U CN201920896887 U CN 201920896887U CN 210272034 U CN210272034 U CN 210272034U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- coil
- coil support
- iron core
- cylindrical body
- 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.)
- Active
Links
Images
Landscapes
- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model provides a coil support and coil pack, wherein, coil support includes: a cylinder; the bearing plate is fixedly connected to the edge of one port of the cylinder and extends towards the center of the cylinder to form an opening communicated with the port; the fixing pieces are fixedly connected to the outer side wall of the cylinder and extend in the direction far away from the center of the cylinder, and the side edge of each fixing piece, which is in contact with the cylinder, is parallel to the axial direction of the cylinder. The embodiment of the utility model provides a coil support can promote coil pack's structural stability.
Description
Technical Field
The utility model relates to an inductance coils technical field especially relates to a coil support and coil pack.
Background
In an electromagnetic conversion apparatus such as a transformer, a coil assembly is provided, wherein the coil assembly includes an iron core and a coil wound around the iron core.
In the related art, in order to facilitate the fixation of the coil assembly, the iron core and the coil are often supported by an iron support, wherein the iron support abuts against one end of the iron core along the axial direction of the iron core, so that after the iron core is loaded on the iron support and the coil is wound, relative displacement occurs between the iron support and the iron core and between the iron support and the coil due to vibration generated in the operation of the device, and therefore the structural stability of the coil assembly is poor, and the performance of the electromagnetic conversion device is reduced.
As can be seen from the above, the coil assembly in the prior art has a drawback of poor structural stability.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a coil support and coil pack to solve the poor problem of structural stability of the coil pack existence among the prior art.
In order to solve the technical problem, the utility model discloses a realize like this:
in a first aspect, an embodiment of the present invention provides a coil support, include:
a cylinder;
the bearing plate is fixedly connected to the edge of one port of the cylinder and extends towards the center of the cylinder to form an opening communicated with the port;
the fixing pieces are fixedly connected to the outer side wall of the cylinder and extend in the direction far away from the center of the cylinder, and the side edge of each fixing piece, which is in contact with the cylinder, is parallel to the axial direction of the cylinder.
Optionally, the number of the bearing plates is at least two, and the at least two bearing plates are arranged along the circumferential direction of the cylinder at intervals.
Optionally, the first side of the bearing plate close to the center of the cylinder is arc-shaped.
Optionally, the length of the second side of the bearing plate is greater than the length of the first side, wherein the second side is a side where the bearing plate is connected to the cylinder.
Optionally, the bearing plate further includes a third side and a fourth side between the first side and the second side, a chamfer or a fillet is provided between the third side and the first side, and a chamfer or a fillet is provided between the fourth side and the first side.
Optionally, the quantity of mounting is 3, 3 mounting be central symmetry distribute in the lateral wall of cylinder.
Optionally, the coil support is an aluminum support.
In a second aspect, the embodiment of the present invention provides a coil assembly, including iron core, conductor wire and the embodiment of the present invention provides in a first aspect the coil support, cylinder among the coil support surround in outside the iron core, just the iron core bear in on the loading board among the coil support, the conductor wire passes opening on the loading board, and will the iron core with the coil support twines into whole to form the coil.
Optionally, the axial width of the cylinder is less than or equal to the axial width of the iron core, and the radial width of the bearing plate along the cylinder is less than or equal to the radial thickness of the iron core along the cylinder.
Thus, in the embodiment of the present invention, the coil support includes: the bearing plate is fixedly connected to the edge of one end of the cylinder and extends towards the center of the cylinder to form an opening communicated with the port; the at least two fixing pieces are fixedly connected to the outer side wall of the bearing plate and extend in the direction far away from the center of the bearing plate, and the side edge of each fixing piece, which is in contact with the cylinder, is parallel to the axial direction of the cylinder. Like this, loading board and cylinder can form the accommodating space that is used for acceping the iron core, at the in-process of assembling coil pack, can arrange the iron core in this accommodating space to pass the opening that the loading board formed with the conductor wire, become whole with cylinder and iron core winding, with the formation coil, thereby realize being fixed in iron core and coil on the coil bracket, when coil pack took place vibrations, the iron core received the limiting displacement of cylinder, loading board and coil, can avoid above-mentioned each part to take place relative displacement, thereby promoted coil pack's structural stability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a structural diagram of a coil support according to an embodiment of the present invention;
fig. 2 is a top view of a coil support according to an embodiment of the present invention;
fig. 3 is a structural diagram of a coil assembly according to an embodiment of the present invention;
fig. 4 is a split structure diagram of a coil assembly according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, an embodiment of the present invention provides a coil support, where the coil support 100 includes: the bearing plate 12 is fixedly connected to the edge of one port of the cylinder 11 and extends towards the center of the cylinder 11 to form an opening communicated with the port; at least two fixing pieces 13 are fixedly connected to the outer side wall of the cylinder 11 and extend in a direction away from the center of the cylinder 11, and the side of each fixing piece 13 contacting the cylinder 11 is parallel to the axial direction of the cylinder 11.
In the specific embodiment, the above-mentioned bearing plate 12 extends towards the center of the cylindrical body 11, and it can be understood that: the bearing plate 12 extends along the radial direction of the cylinder 11 and to the direction close to the center of the cylinder 11, or the bearing plate 12 is perpendicular to the side wall of the cylinder 11 and extends to the direction close to the center of the cylinder 11, and the bearing plate 12 does not close the port of the cylinder 11, so as to wind the coil.
As shown in fig. 3 and 4, the present invention provides a coil support 100 for assembling a coil assembly 300, for example: for assembling an inductor coil assembly in a transformer, etc., and is not particularly limited herein. As shown in fig. 3, the coil assembly 300 includes an iron core 31 and a conductive wire 32, and during the assembly process, the iron core 31 may be first placed in the accommodating space 10 formed by the cylinder 11 and the carrier plate 12, and the iron core 31 may be abutted to the carrier plate 12; then, the conductive wire 32 is passed through the opening of the carrying plate 12, the cylindrical body 11, the carrying plate 12 and the iron core 31 are wound into a whole to form the coil 32, specifically, the iron core 31 may be cylindrical, the coil 32 is sequentially passed through the inner diameter of the iron core 31 and the opening of the carrying plate 12, and then wound on the outer surface of the cylindrical body 11, and is circulated for many times, so that the coil 32 winds the cylindrical body 11, the carrying plate 12 and the iron core 31 into a whole.
Wherein, the side of each fixing piece 13 contacting with the cylinder 11 is parallel to the axial direction of the cylinder 11, so that the side of the fixing piece 13 contacting with the cylinder 11 is parallel to the extending direction of the conductive wire 31 in the process of winding the coil 32, thereby avoiding the fixing piece 13 occupying the winding space of the conductive wire 31.
In the embodiment shown in fig. 1, the number of the fixing members 13 is 3, and each fixing member has a plate-like structure extending away from the center of the cylindrical body 11. Thus, after the coil assembly 300 is assembled, the coil assembly 300 can be fixed to a device (e.g., a transformer) by the fixing member 13. For example: the fixing member 13 is provided with a through hole and is fixedly connected to a fixing member in the apparatus by a screw or a bolt or the like penetrating the through hole.
Of course, in other embodiments, the number of the fixing members 13 may be 2, 4, etc., and may be any other shape such as a plate shape extending by bending, a column shape, etc., and is not limited in detail here.
In addition, the bearing plate 12 is fixedly connected to the edge of one end opening of the cylinder 11, and it can be understood that one surface of the bearing plate 12, which is far away from the center of the cylinder 11, is parallel to one end surface of the cylinder 11, so that after the coil is wound, the coil can be prevented from being abraded due to the fact that the cylinder 1 protrudes out of one surface of the bearing plate 12, which is far away from the center of the cylinder 11.
The coil support provided by the utility model has light weight, thereby reducing the whole weight of the coil component; in addition, it can produce limiting displacement to the lateral wall of iron core through the cylinder to produce the bearing effect to the iron core through the loading board, after around establishing the coil, can be through the coil with firm the binding in coil brace of iron core on, thereby make this coil brace can produce more stable fixed effect to coil and iron core.
It should be noted that, in one embodiment, the number of the bearing plates 12 is at least two, and at least two bearing plates 12 are arranged at intervals along the circumference of the cylindrical body 11, for example: as shown in fig. 1, 3 bearing plates 12 are provided at even intervals in the circumferential direction of the cylindrical body 11, so that the weight of the 3 bearing plates 12 provided at intervals is lighter and the eddy current loss generated is smaller, compared to one bearing plate of the ring baffle provided in the circumferential direction of the cylindrical body 11, and the iron core 31 in the coil block 300 abuts against the 3 bearing plates 12, respectively, thereby increasing the bearing stability of the bearing plates 12 against the iron core 20.
Of course, in practical applications, the number of the carrier plates 12 may also be one, for example: the bearing plate 12 includes an annular baffle located in the same plane, the periphery of the annular baffle is fixed to the edge of one port of the cylinder 11, and the center of the annular baffle overlaps with the center of the end face of the cylinder 11.
Alternatively, the first side of the bearing plate 12 near the center of the cylinder 11 is arc-shaped.
In the embodiment, the iron core 31 in the coil assembly is often in a cylindrical shape with a through diameter, and in the embodiment, the first side edge of the carrier plate 12 is in an arc shape, so that the carrier plate 12 and the iron core 31 can be matched in shape, thereby improving the stability of the carrying effect.
Further, the side length of the second side of the bearing plate 12 is greater than that of the first side thereof, wherein the second side is the side where the bearing plate 31 is connected with the cylinder 11.
In this way, the carrier plate 12 can be firmly connected with the cylinder 11 through the longer second lateral side to improve the structural reliability of the coil support 100; in addition, the weight and volume of the carrier plate 12 can be reduced by the shorter second side of the carrier plate 12, so that the overall mass of the coil support 100 can be reduced, and the eddy current loss of the coil assembly 300 caused by the carrier plate 12 can be reduced.
Optionally, the bearing plate 12 further includes a third side and a fourth side between the first side and the second side, a chamfer or a fillet is provided between the third side and the first side, and a chamfer or a fillet is provided between the fourth side and the first side.
As shown in fig. 1, in the present embodiment, rounded corners are disposed between the third side and the first side, and between the fourth side and the first side, but in a specific implementation, the rounded corners between the third side and the first side, and between the fourth side and the first side may have other shapes, and are not limited in this respect.
In specific implementation, by arranging the chamfer or the fillet between the third side and the first side, and between the fourth side and the first side, it can be avoided that the vertex angle of the loading plate 12 is too sharp, which causes abrasion to the coil 32 or the iron core 31 in the coil assembly 300, thereby prolonging the service life of the coil assembly 300.
Optionally, as shown in fig. 1, the number of the fixing pieces 13 is 3, and the 3 fixing pieces 13 are distributed on the outer side wall of the cylinder 11 in a central symmetry manner.
In a specific implementation, the coil assembly 300 can be connected to other components in a device (e.g., a transformer) through the fixing member 13, so as to fix the coil assembly 300 in the device.
In this embodiment, 3 fixing members 13 are disposed on the outer side wall of the cylinder 11, and are disposed in central symmetry, so that the fixing effect of the coil bracket 100 can be improved, and the overall fixing effect of the coil assembly 300 can be improved.
Optionally, the coil support 100 is an aluminum support.
In specific implementation, the aluminum bracket has the advantages of small density, fast heat dissipation, small eddy current loss and the like compared with the iron bracket in the related art, so that the aluminum coil bracket 100 has the advantages of light weight, fast heat dissipation and small eddy current loss, the weight and the eddy current loss of the coil assembly 300 can be reduced, and the heat dissipation effect of the coil assembly is improved.
In a specific implementation, the coil support 100 may also be an integrally formed structure, such as: the structural reliability of the coil support 100 can be improved by using the integrally formed aluminum support made of a mold.
In the embodiment of the utility model provides an in, coil support includes: the bearing plate is fixedly connected to the edge of one port of the cylinder and extends towards the center of the cylinder to form an opening communicated with the port; the at least two fixing pieces are fixedly connected to the outer side wall of the bearing plate and extend in the direction far away from the center of the bearing plate, and the side edge of each fixing piece, which is in contact with the cylinder, is parallel to the axial direction of the cylinder. Like this, loading board and cylinder can form the accommodating space that is used for acceping the iron core, at the in-process of assembling coil pack, can arrange the iron core in this accommodating space to pass the opening that the loading board formed with the conductor wire, become whole with cylinder and iron core winding, with the formation coil, thereby realize being fixed in iron core and coil on the coil bracket, when coil pack took place vibrations, the iron core received the limiting displacement of cylinder, loading board and coil, can avoid above-mentioned each part to take place relative displacement, thereby promoted coil pack's structural stability.
Referring to fig. 3 and 4, the present invention further provides a coil assembly, the coil assembly 300 includes an iron core 31, a conductive wire 32 and the coil support 100 according to an embodiment of the present invention, the cylinder 11 of the coil support 100 surrounds the iron core 31, the iron core 31 is supported on the bearing plate 12 of the coil support 100, the conductive wire 32 passes through the opening of the bearing plate 12, and the iron core 31 and the coil support are wound 100 into a whole to form the coil 32.
The embodiment of the utility model provides a coil pack 300 has that light in weight and structural stability are high have just to can gain with the utility model provides a 100 the same beneficial effects between the coil, for avoiding repetition, no longer describe herein.
Optionally, the axial width of the cylindrical body 11 is less than or equal to the axial width of the iron core 31, and the radial width of the bearing plate 12 along the cylindrical body 11 is less than or equal to the radial thickness of the iron core 31.
Wherein, cylinder 11 is less than or equal to iron core 31 along its axial width, like this, can make the lateral wall part of iron core 31 encircle by cylinder 11 to when iron core 31 received the limiting displacement of cylinder 11, can avoid the cylinder to cause the coiling after along its axial width overwidth, make gapped between coil 32 and the iron core 31, and then make the loose problem of structure of coil pack 300.
In a specific implementation, the orthographic projection area of the cylindrical body 11 and the iron core 31 may have a width of 5 cm to 10 cm, wherein the width is a width along the axial direction of the cylindrical body 11.
In addition, the width of the bearing plate 12 along the radial direction of the cylinder 11 is less than or equal to the thickness of the iron core 31 along the radial direction thereof, so that the bearing plate 12 can be prevented from protruding out of the inner side wall of the iron core 31, thereby after the coil is wound, the coil 32 is in close contact with the inner side wall of the iron core 31, and the coil 32 is in contact with one end part of the iron core 31 close to the bearing plate 12, thereby the structure of the coil assembly 300 is more stable and firm.
Optionally, the thickness of the carrier plate 12 is less than or equal to one tenth of the thickness of the iron core 31, for example: one twelfth of the thickness of the core 31, one fifteenth of the thickness of the core 31, etc.
Thus, the thickness of the coil assembly 300 can be prevented from being increased due to the excessive thickness of the carrier plate 12, and the volume of the coil assembly 300 can be reduced.
Further, the thickness of the loading plate 12 near the first side can be made smaller than the thickness of the loading plate near the second side, and one surface of the loading plate 12 near the center of the cylinder 11 is perpendicular to the sidewall of the cylinder 11.
Thus, the weight of the bearing plate 12 can be reduced under the condition of ensuring the stable connection between the bearing plate 12 and the cylinder 11, and when the coil is wound or in the use process of the coil assembly 300, the phenomenon that the thickness of the bearing plate 12 close to the first side is too large to cause the coil 32 to be worn by the edge of the bearing plate 12 due to vibration and the like is avoided, so that the structural stability and the service life of the coil assembly 300 can be enhanced.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A coil support, comprising:
a cylinder;
the bearing plate is fixedly connected to the edge of one port of the cylinder and extends towards the center of the cylinder to form an opening communicated with the port;
the fixing pieces are fixedly connected to the outer side wall of the cylinder and extend in the direction far away from the center of the cylinder, and the side edge of each fixing piece, which is in contact with the cylinder, is parallel to the axial direction of the cylinder.
2. The coil support according to claim 1, wherein the number of the carrier plates is at least two, and the at least two carrier plates are arranged at intervals in a circumferential direction of the cylindrical body.
3. The coil support according to claim 2, wherein a first side of the carrier plate near the center of the cylindrical body is rounded.
4. The coil support according to claim 3, wherein the loading plate has a second side having a length greater than that of the first side, wherein the second side is a side of the loading plate connected to the cylinder.
5. The coil carrier according to claim 4, wherein the carrier plate further comprises a third side and a fourth side between the first side and the second side, wherein the third side has a chamfer or fillet with the first side, and wherein the fourth side has a chamfer or fillet with the first side.
6. The coil support according to claim 1, wherein the number of the fixing members is 3, and the 3 fixing members are distributed on the outer side wall of the cylinder body in a central symmetry manner.
7. The coil support of claim 1, wherein the coil support is an aluminum support.
8. A coil assembly comprising a core, a wire and a coil support according to any one of claims 1 to 7, the cylindrical body of the coil support surrounding the core and the core being carried on a carrier plate in the coil support, the wire passing through an opening in the carrier plate and winding the core and the coil support together to form a coil.
9. The coil assembly according to claim 8, wherein the cylindrical body has a width in an axial direction thereof smaller than or equal to a width of the iron core in the axial direction thereof, and the carrier plate has a width in a radial direction of the cylindrical body smaller than or equal to a thickness of the iron core in the radial direction thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896887.5U CN210272034U (en) | 2019-06-14 | 2019-06-14 | Coil support and coil pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920896887.5U CN210272034U (en) | 2019-06-14 | 2019-06-14 | Coil support and coil pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210272034U true CN210272034U (en) | 2020-04-07 |
Family
ID=70042505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920896887.5U Active CN210272034U (en) | 2019-06-14 | 2019-06-14 | Coil support and coil pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210272034U (en) |
-
2019
- 2019-06-14 CN CN201920896887.5U patent/CN210272034U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6747538B2 (en) | Inductance device | |
| CN104471657A (en) | Reactor device | |
| WO2010024153A1 (en) | Three-phase high frequency transformer | |
| JP2007005393A (en) | Coil part | |
| US11527353B2 (en) | Bracket device for bearing inductor, inductor device, and uninterruptible power supply | |
| US20130293330A1 (en) | Magnetic device having thermally-conductive bobbin | |
| CN210272034U (en) | Coil support and coil pack | |
| US20120206231A1 (en) | Transformer, amorphous transformer and method of manufacturing the transformer | |
| JP5799687B2 (en) | Trance | |
| JP4391584B1 (en) | Three-phase high frequency transformer | |
| WO2014066075A1 (en) | Transformer having an interlocking core frame | |
| CN107017084B (en) | Coil device | |
| US20100308683A1 (en) | Brushless DC Motor and Stator Thereof | |
| CN215267819U (en) | Stator assembly of disc type motor | |
| KR102043915B1 (en) | Motor case | |
| US11600424B2 (en) | Core main body, reactor, and method of manufacturing reactor | |
| JPH0648808Y2 (en) | Common mode choke coil | |
| JP2004103633A (en) | Amorphous core molded transformer | |
| JP5218446B2 (en) | Magnetic parts | |
| CN110994849A (en) | Novel stator winding structure based on axial coreless motor | |
| US20190392979A1 (en) | Electromagnetic device including iron core supporting structure | |
| US2889523A (en) | Coaxial inductive device and enclosing case therefor | |
| US7176778B1 (en) | Magnetic core assembly having bobbin and mounting board thereof | |
| CN219658517U (en) | Reactor iron core and reactor | |
| JP2020088039A (en) | Coil unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |