CN219303461U - Transformer convenient to install - Google Patents
Transformer convenient to install Download PDFInfo
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- CN219303461U CN219303461U CN202222560204.3U CN202222560204U CN219303461U CN 219303461 U CN219303461 U CN 219303461U CN 202222560204 U CN202222560204 U CN 202222560204U CN 219303461 U CN219303461 U CN 219303461U
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- insulating plate
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- 238000004804 winding Methods 0.000 claims abstract description 140
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000004907 flux Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 abstract description 10
- 210000001503 joint Anatomy 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The transformer convenient to install comprises an insulating plate, a winding seat, a winding coil and two magnetic seats, wherein a plurality of pins are arranged on the insulating plate in a penetrating way, a magnetic through hole is formed in the winding seat, the winding seat is arranged on the insulating plate, the axis of the magnetic through hole is perpendicular to the insulating plate, the winding coil comprises a plurality of winding groups, each winding group is sequentially wound on the winding seat, in each winding group, two ends of each winding group are provided with connector lugs, part of connector lugs are respectively connected with each pin, each magnetic seat comprises a transverse block, a core column and a magnetic arm, each transverse block is respectively connected with the core column and the corresponding magnetic arm, and the two magnetic seats are respectively arranged at two ends of each winding seat, so that the two core columns are in butt joint in the magnetic through holes, and the two magnetic arms are in butt joint. Therefore, the wire winding seat is arranged on the insulating plate, so that the connector lugs led out from the two ends of the axial direction of the wire winding coil can be welded with the pins on the insulating plate, the flying lead connector is reduced, and the transformer is convenient for a welding machine to be arranged on the circuit board.
Description
Technical Field
The utility model relates to the field of transformers, in particular to a transformer convenient to install.
Background
A transformer is a device for changing an ac voltage using the principle of electromagnetic induction, and its main components are a primary coil, a secondary coil, and an iron core (magnetic core).
The transformer can be divided into a low-frequency transformer and a high-frequency transformer according to different working frequencies, and along with the development of electronic technology, in order to enable the voltage and the current of a circuit to be more stable, an auxiliary circuit is introduced into the circuit, so that a corresponding auxiliary coil can be introduced into the high-frequency transformer, and a voltage source and a feedback signal for protection can be provided for the transformer through the auxiliary coil, so that a connected circuit power supply is more stable.
The number of the coils of the transformer is increased, and a plurality of taps of the primary coil and the secondary coil are arranged according to actual needs, so that the number of coil joints of the transformer is greatly increased, but the volume of the transformer is continuously reduced, and the number of pins of a transformer fixing seat cannot be matched with the number of the coil joints, so that a flying wire joint structure is adopted, wherein the flying wire joint refers to a free end of a wire instead of being connected with the pins of the transformer fixing seat, and when the transformer is mounted on a circuit board, only the flying wire joint is required to be welded at a corresponding position of the circuit board.
However, when the flying lead joint is welded, manual operation is needed, and welding spots on the circuit board are usually dense, so that a plurality of welding spots on the circuit board are easily welded together during welding the flying lead joint, and the welding difficulty of the transformer is increased.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a transformer which is convenient to weld the transformer on a circuit board and convenient to install.
The aim of the utility model is realized by the following technical scheme:
a transformer for facilitating installation, comprising:
the insulation board is provided with a plurality of pins in a penetrating way;
the winding seat is provided with a magnetic through hole, and is arranged on the insulating plate so that the axis of the magnetic through hole is perpendicular to the insulating plate;
the winding coil comprises a plurality of winding groups, each winding group is sequentially wound on the winding seat, and in each winding group, two ends of each winding group are provided with connector lugs, and part of the connector lugs are respectively connected with each stitch; and
The magnetic seats comprise transverse blocks, core columns and magnetic arms, wherein the transverse blocks are respectively connected with the core columns and the magnetic arms, the two magnetic seats are respectively arranged at two ends of the winding seat, so that the two core columns are abutted in the magnetic flux holes, and the two magnetic arms are abutted.
In one embodiment, the magnetic arms are two, the core column is arranged in the middle of the transverse block, and the two magnetic arms are respectively arranged at two ends of the transverse block.
In one embodiment, the winding seat comprises a winding column and two stop blocks, the two stop blocks are respectively arranged at two ends of the winding column, the magnetic flux hole penetrates through the winding column, one of the stop blocks is abutted against the insulating plate, and each winding group is respectively wound on the winding column.
In one embodiment, two limiting bosses are respectively arranged on one side surface of the stop block, which is far away from the winding column, so that a limiting groove is formed between the two limiting bosses, and the transverse block is clamped in the limiting groove.
In one embodiment, the limit boss is provided with a wire clamping groove along a side far away from the radial direction of the winding post, and at least one lug penetrates through the wire clamping groove.
In one embodiment, the plurality of wire clamping grooves are formed, and a space is arranged between the wire clamping grooves.
In one embodiment, the number of the winding groups is seven, and the seven winding groups are sequentially wound on the winding seat.
In one embodiment, the winding set includes at least one enameled wire, and the enameled wire is wound on the winding seat.
In one embodiment, the transformer convenient to install further comprises insulating tapes, and the insulating tapes are sequentially attached to the outer side walls of the two magnetic seats.
Compared with the prior art, the utility model has at least the following advantages:
the transformer convenient to install comprises an insulating plate, a winding seat, a winding coil and two magnetic seats, wherein a plurality of pins are arranged on the insulating plate in a penetrating way, a magnetic through hole is formed in the winding seat, the winding seat is arranged on the insulating plate, the axis of the magnetic through hole is perpendicular to the insulating plate, the winding coil comprises a plurality of winding groups, each winding group is sequentially wound on the winding seat, in each winding group, two ends of each winding group are provided with connector lugs, part of connector lugs are respectively connected with each pin, each magnetic seat comprises a transverse block, a core column and a magnetic arm, each transverse block is respectively connected with the core column and the corresponding magnetic arm, and the two magnetic seats are respectively arranged at two ends of each winding seat, so that the two core columns are in butt joint in the magnetic through holes, and the two magnetic arms are in butt joint. Therefore, the wire winding seat is arranged on the insulating plate, so that the connector lugs led out from the two ends of the axial direction of the wire winding coil can be welded with the pins on the insulating plate, the flying lead connector is reduced, and the transformer is convenient for a welding machine to be arranged on the circuit board.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a transformer according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the transformer of FIG. 1 at another angle for ease of installation;
FIG. 3 is a schematic view of a portion of the transformer of FIG. 1 for ease of installation;
fig. 4 is a schematic structural view of a winding coil according to an embodiment of the present utility model;
fig. 5 is a circuit diagram structure of the transformer of fig. 1 for easy installation;
fig. 6 is a schematic diagram of a winding structure of each winding group in the transformer shown in fig. 1, which is convenient to install.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model.
Referring to fig. 1 to 4, a transformer 10 convenient to install includes an insulating board 100, a winding seat 200, a winding coil 300 and two magnetic seats 400, wherein a plurality of pins 500 are arranged on the insulating board 100 in a penetrating manner, a magnetic through hole 211 is formed in the winding seat 200, the winding seat 200 is arranged on the insulating board 100, so that the axis of the magnetic through hole 211 is perpendicular to the insulating board 100, the winding coil 300 includes a plurality of winding groups, each winding group is sequentially wound on the winding seat 200, in each winding group, two ends of each winding group are provided with a connector lug 311, part of the connector lugs 311 are respectively connected with the pins 500, each magnetic seat 400 includes a transverse block 410, a core column 420 and a magnetic arm 430, the transverse block 410 is respectively connected with the core column 420 and the magnetic arm 430, and the two magnetic seats 400 are respectively arranged at two ends of the winding seat 200, so that the two core columns 420 are abutted in the magnetic through holes 211, and the two magnetic arms 430 are abutted.
Note that, the insulating board 100 may be a glass fiber board structure, and a plurality of pins 500 are mounted on the insulating board 100. The winding seat 200 is mounted on the insulating plate 100, wherein the axes of the magnetic flux holes 211 of the winding seat 200 are perpendicular to the surface of the insulating plate 100. The coil 300 is sleeved on the winding seat 200, wherein the coil 300 comprises a plurality of winding groups, and each winding group is sequentially wound on the winding seat 200, so that each winding group forms the coil 300 on the winding seat 200. Further, the two ends of each winding group are provided with the connector lug 311, for example, when the winding group is a single wire, the two ends of the wire are the connector lugs 311, and if the winding group is a wire group formed by a plurality of wires, the two ends of any wire are the connector lugs 311, so that the winding group is provided with a plurality of connector lugs 311. After winding each winding group on the winding seat 200, a part of the connector lug 311 is connected with the pin 500, and the rest of the connector lug 311 can be configured as a flying lead connector, i.e. as a free terminal. Further, two magnetic seats 400 are respectively installed at two ends of the winding seat 200, wherein the magnetic seats 400 are composed of a transverse block 410, a core column 420 and a magnetic arm 430, and the core column 420 and the magnetic arm 430 are arranged on the transverse block 410 at intervals, so that when the two magnetic seats 400 are installed at two ends of the winding seat 200, the two core columns 420 can be abutted against each other, and meanwhile, the two magnetic arms 430 can also be abutted against each other. Enabling a closed loop magnetic flux path between the two magnet holders 400. In one embodiment, the lateral mass 410, the stem 420 and the magnetic arm 430 are integrally formed. Further, in one embodiment, the magnetic base 400 is a ferrite structure.
The following describes the construction principle of the transformer 10 of the present application, which is convenient to install. Through installing insulation board 100 on one side of wire winding seat 200 for coiling each wire winding group's on wire winding seat 200 connector lug 310 can all be through bending with the welding on the stitch 500 of insulation board 100, compare in traditional structure that only can adopt the flying lead joint, the transformer 10 of being convenient for installation of this application can adopt wave soldering's welding mode batch welding on the circuit board, can avoid using artifical hand welding.
In one embodiment, two magnetic arms 430 are provided, the stem 420 is disposed in the middle of the transverse block 410, and the two magnetic arms 430 are respectively disposed at two ends of the transverse block 410.
It should be noted that, two magnetic arms 430 are disposed at two sides of the stem 420, so that when the two magnetic seats 400 are abutted, the magnetic flux passing through the magnetic through hole 211 can be enhanced, thereby improving the transformation performance of the transformer.
Referring to fig. 3, in an embodiment, the winding seat 200 includes a winding post 210 and two stoppers 220, the two stoppers 220 are respectively disposed on two ends of the winding post 210, the magnetic flux hole 211 penetrates the winding post 210, one of the stoppers 220 abuts against the insulating plate 100, and each winding group is respectively wound on the winding post 210.
It should be noted that, the winding seat 200 is composed of a winding post 210 and two stop blocks 220, wherein the two stop blocks 220 are respectively located at two ends of the winding post 210, each winding group is respectively wound on the winding post 210, and one stop block 220 is attached to the insulating plate 100, so that the axis of the magnetic flux hole 211 of the winding post 210 is perpendicular to the surface of the insulating plate 100. In one embodiment, the winding post 210 and the two stoppers 220 are integrally formed. Further, in one embodiment, the winding seat 200 is a plastic structure.
Referring to fig. 3, in an embodiment, two limiting bosses 230 are respectively disposed on a side of the stop block 220 away from the winding post 210, so that a limiting groove 221 is formed between the two limiting bosses 230, and the transverse block 410 is clamped in the limiting groove 221.
It should be noted that, in order to enable stable limit between the winding seat 200 and the magnetic seat 400, two limit bosses 230 are respectively disposed on the end surfaces of the stop block 220, so that a limit groove 221 is formed at an interval between the two limit bosses 230, and the transverse block 410 of the magnetic seat 400 is clamped in the limit groove 221.
Referring to fig. 3, in an embodiment, the limiting boss 230 is provided with a wire clamping groove 231 along a side away from the radial direction of the winding post 210, and at least one connector lug 311 passes through the wire clamping groove 231.
After each winding group is wound on the winding post 210, when each connector lug 311 is wound out from the winding coil 300, in order to make each winding group in a tightly wound state in the inner layer of the winding post 210, the connector lug 311 passes through the wire clamping groove 231, and the connector lug 311 is clamped by the inner side wall of the wire clamping groove 231, so that the connector lug 311 can be smoothly welded with the pin 500 on the insulating plate 100. In one embodiment, a plurality of wire clamping grooves 231 are formed, and a space is provided between each wire clamping groove 231. By providing a plurality of wire clamping grooves 231, the wire clamping grooves are used for clamping the plurality of connector lugs 311.
Referring to fig. 1, 3, 5 and 6, in one embodiment, the number of winding groups is seven, and the seven winding groups are sequentially wound on the winding seat 200.
It should be noted that the seven winding groups include a primary coil and a secondary coil, where the primary coil and the secondary coil together form the primary coil. For convenience of description, the seven winding groups are defined as N1, N2, N3, N4, N5, N6, N7, and N1, N2, N3, N4, N5, N6, N7 are sequentially wound onto the winding post 210 in sequence, and an insulating film is provided between any adjacent two winding groups of N1, N2, N3, N4, N5, N6, N7 for interval. In one embodiment, N2 is a copper foil with a back-side, i.e., N2 is a copper foil wrapped with an insulating film, and N2 is shielded from other windings by shielding. Further, in one embodiment, the pins 500 on the insulating board are eight, and for convenience of description, the eight pins are sequentially defined as Z1, Z2, Z3, Z4, Z7, Z8, C, D, wherein Z1, Z2, Z3, Z4 are located on the same side of the insulating board 100, and Z7, Z8, C, D are located on the other same side of the insulating board 100. Specifically, the connection relationship between each winding group and each stitch 500 is as follows:
n1 (A-Z1): one end of N1 is connected with Z1, and the other end of N1 is a free end A;
n2 (Z4-UC): one end of N2 is connected to Z4, the other end of N2 is wound around the winding post 210, but the other end of N2 is not connected to any stitch 500, so the other end of N2 is defined as UC, and when N2 is wound around the winding post 210, N2 will cover N1 around the winding post 210;
n3 (C-D): both ends of N3 are respectively connected with C, D;
n4 (Z8-Z7): two ends of N4 are respectively connected with Z8 and Z7;
n5 (Z1-B): one end of N5 is connected with Z1, the other end of N5 is a free end B, wherein the free end A and the free end B are both in a flying lead joint structure;
n6 (Z2-Z3): two ends of N6 are respectively connected with Z2 and Z3;
n7 (Z3-Z4), and both ends of N7 are respectively connected with Z3 and Z4.
Wherein N1 and N5 are main coils, N2, N6 and N7 are auxiliary coils, N3 and N4 are secondary coils, and N2 is an auxiliary coil for shielding. In this way, since the two ends of N3 are led out from the end of the coil 300 far away from the insulating board 100, the two ends of N3 are bent and then connected with the C, D of the insulating board 100, so that the two ends of N3 are not in a flying lead joint structure, but C, D is in a fixed structure, and the transformer can be conveniently welded on the circuit board during installation.
Further, in an embodiment, in order to further facilitate the installation of the transformer, the free ends B and a of N5 and N1 can be welded on the insulating board 100, and the pins 500 are only required to be added to the insulating board 100.
In one embodiment, the winding set includes at least one enameled wire, and the enameled wire is wound on the winding seat 200.
It should be noted that, the winding group includes at least one enameled wire, for example, the number of enameled wires may be set to 1, or 2, or 3, or 4, or the like, according to actual needs.
In one embodiment, the two magnetic bases 400 are bonded by glue. So that the two magnet holders 400 are connected and fixed together.
Referring to fig. 1, in an embodiment, the transformer 10 for easy installation further includes an insulating tape 600, and the insulating tape 600 is sequentially attached to the outer sidewalls of the two magnetic holders 400.
In order to improve stability between the two magnetic holders 400, an insulating tape 600 is used to wrap around the outer sidewalls of the two magnetic holders 400. Moreover, since the magnetic holder 400 has a ferrite structure, the magnetic holder 400 can be protected from collision by winding the insulating tape 600.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. A transformer for facilitating installation, comprising:
the insulation board is provided with a plurality of pins in a penetrating way;
the winding seat is provided with a magnetic through hole, and is arranged on the insulating plate so that the axis of the magnetic through hole is perpendicular to the insulating plate;
the winding coil comprises a plurality of winding groups, each winding group is sequentially wound on the winding seat, and in each winding group, two ends of each winding group are provided with connector lugs, and part of the connector lugs are respectively connected with each stitch; and
The magnetic seats comprise transverse blocks, core columns and magnetic arms, wherein the transverse blocks are respectively connected with the core columns and the magnetic arms, the two magnetic seats are respectively arranged at two ends of the winding seat, so that the two core columns are abutted in the magnetic flux holes, and the two magnetic arms are abutted.
2. The transformer convenient to install according to claim 1, wherein two magnetic arms are provided, the core column is arranged in the middle of the transverse block, and the two magnetic arms are respectively arranged at two ends of the transverse block.
3. The transformer of claim 1, wherein the winding base comprises a winding post and two stoppers, the two stoppers are respectively disposed on two ends of the winding post, the magnetic flux hole penetrates through the winding post, one of the stoppers is abutted against the insulating plate, and each winding group is respectively wound on the winding post.
4. A transformer convenient to install according to claim 3, wherein two limit bosses are respectively arranged on a side surface of the stop block away from the winding post, so that a limit groove is formed between the two limit bosses, and the transverse block is clamped in the limit groove.
5. The transformer of claim 4, wherein the spacing boss defines a wire-clamping slot along a side of the spacing boss remote from the radial direction of the winding post, at least one of the lugs passing through the wire-clamping slot.
6. The transformer convenient to install according to claim 5, wherein a plurality of wire clamping grooves are formed, and a space is arranged between each wire clamping groove.
7. The transformer of claim 1, wherein the winding groups are seven, and seven winding groups are sequentially wound on the winding seat.
8. The transformer of claim 1, wherein the winding set comprises at least one enameled wire wound on the winding base.
9. The transformer of claim 1, further comprising an insulating tape attached to the outer side walls of the two magnetic holders in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222560204.3U CN219303461U (en) | 2022-09-27 | 2022-09-27 | Transformer convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222560204.3U CN219303461U (en) | 2022-09-27 | 2022-09-27 | Transformer convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219303461U true CN219303461U (en) | 2023-07-04 |
Family
ID=86981060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222560204.3U Active CN219303461U (en) | 2022-09-27 | 2022-09-27 | Transformer convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219303461U (en) |
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2022
- 2022-09-27 CN CN202222560204.3U patent/CN219303461U/en active Active
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