CN219123054U - Buckle type magnetic ring fixing device for PCB installation - Google Patents
Buckle type magnetic ring fixing device for PCB installation Download PDFInfo
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- CN219123054U CN219123054U CN202221417176.3U CN202221417176U CN219123054U CN 219123054 U CN219123054 U CN 219123054U CN 202221417176 U CN202221417176 U CN 202221417176U CN 219123054 U CN219123054 U CN 219123054U
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- shielding box
- pcb
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Abstract
The buckle type magnetic ring fixing device for PCB installation comprises a circular magnetic core, wherein an insulating protection layer is arranged on the surface of the circular magnetic core, the circular magnetic core is placed in a metal shielding box, the metal shielding box is formed by combining an upper shielding box and a lower shielding box, and notches for a winding wire to pass through are formed in the side walls of the upper shielding box and the lower shielding box; the PCB further comprises a base for bearing the metal shielding box, a connecting part is fixedly arranged on the outer side of the base, and pins for connecting the winding and the PCB are inserted into the connecting part. The utility model provides a buckle type magnetic ring fixing device for PCB installation, which can firmly and reliably connect a magnetic core to a PCB, is convenient to assemble and can protect the magnetic core and a coil. The device is suitable for the horizontal installation of the PCB, and the base is arranged horizontally, so that the metal shielding cover can be well supported; the device can also be used when the PCB is in a vertical state.
Description
Technical Field
The utility model relates to the technical field of current detection, in particular to a buckle type magnetic ring fixing device for PCB installation.
Background
When the fluxgate current detection device is designed, in order to reduce the volume of the device, save the space and be beneficial to the integrity of the device, a round magnetic core can be directly fixed on a PCB, and a coil on the magnetic core is directly connected to a detection circuit on the PCB after being wound, but the device for connecting the magnetic core and the PCB is lacking at present.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a buckle type magnetic ring fixing device for PCB installation, which can firmly and reliably connect a magnetic core to a PCB.
In order to solve the technical problems, the utility model adopts the following technical scheme: the buckle type magnetic ring fixing device for PCB installation comprises a circular magnetic core, wherein an insulating protection layer is arranged on the surface of the circular magnetic core, the circular magnetic core is placed in a metal shielding box, the metal shielding box is formed by combining an upper shielding box and a lower shielding box, and notches for a winding wire to pass through are formed in the side walls of the upper shielding box and the lower shielding box;
the PCB further comprises a base for bearing the metal shielding box, a connecting part is fixedly arranged on the outer side of the base, and pins for connecting the winding and the PCB are inserted into the connecting part.
Preferably, a boss is arranged at the joint of the upper shielding box and the lower shielding box, and a buckle for clamping the boss is arranged at the edge of the base.
Preferably, a limit column is arranged at the bottom of the base.
The utility model provides a buckle type magnetic ring fixing device for PCB installation, which can firmly and reliably connect a magnetic core to a PCB, is convenient to assemble and can protect the magnetic core and a coil. The device is suitable for the horizontal installation of the PCB, and the base is arranged horizontally, so that the metal shielding cover can be well supported; the device can also be used when the PCB is in a vertical state.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
fig. 3 is a schematic view of the bottom structure of the present utility model.
Detailed Description
As shown in fig. 1-2, a buckle-type magnetic ring fixing device for PCB installation comprises a circular magnetic core 1, wherein an insulating protection layer 2 is arranged on the surface of the circular magnetic core 1, the circular magnetic core 1 is placed in a metal shielding box, the metal shielding box is formed by combining an upper shielding box 3 and a lower shielding box 4, and notches 5 for wires to pass through are arranged on the side walls of the upper shielding box 3 and the lower shielding box 4; the insulating protection layer plays a role in protecting the magnetic core, the shielding box plays a role in protecting winding and shielding, and the upper shielding box 3 and the lower shielding box 4 can be connected in an adhesive or welding mode.
The PCB further comprises a base 6 for bearing the metal shielding box, a connecting part 7 is fixedly arranged on the outer side of the base 6, and pins 8 for connecting the winding and the PCB are inserted into the connecting part 7. The wire winding is connected with the pin, and the pin is connected with the PCB circuit board again.
Preferably, a boss 9 is arranged at the connection part of the upper shielding box 3 and the lower shielding box 4, and a buckle 10 for clamping the boss 9 is arranged at the edge of the base 6.
Preferably, a limit post 11 is arranged at the bottom of the base 6. Holes corresponding to the limit posts 11 are formed in the PCB, so that stability of the base 6 is enhanced.
When in use, after the device is assembled, as shown in fig. 3, the lower ends of the pins 8 are welded on the PCB by soldering, so that the device is fixed on the PCB. And meanwhile, the limiting posts 11 are inserted into the corresponding holes to play a limiting role.
The above embodiments are only preferred embodiments of the present utility model, and should not be construed as limiting the present utility model, and the scope of the present utility model should be defined by the claims, including the equivalents of the technical features in the claims. I.e., equivalent replacement modifications within the scope of this utility model are also within the scope of the utility model.
Claims (3)
1. A buckle formula magnetic ring fixing device for PCB installation, includes ring-shaped magnetic core (1), its characterized in that: an insulating protection layer (2) is arranged on the surface of the circular magnetic core (1), the circular magnetic core (1) is placed in a metal shielding box, the metal shielding box is formed by combining an upper shielding box (3) and a lower shielding box (4), and notches (5) for wires to pass through are arranged on the side walls of the upper shielding box (3) and the lower shielding box (4);
the PCB further comprises a base (6) for bearing the metal shielding box, a connecting part (7) is fixedly arranged on the outer side of the base (6), and pins (8) for connecting the winding and the PCB are inserted into the connecting part (7).
2. A snap-in magnetic ring fixture for PCB installation as recited in claim 1, wherein: the connection part of the upper shielding box (3) and the lower shielding box (4) is provided with a boss (9), and the edge of the base (6) is provided with a buckle (10) for clamping the boss (9).
3. A snap-in magnetic ring fixture for PCB installation as recited in claim 1, wherein: the bottom of the base (6) is provided with a limit column (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417176.3U CN219123054U (en) | 2022-06-08 | 2022-06-08 | Buckle type magnetic ring fixing device for PCB installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221417176.3U CN219123054U (en) | 2022-06-08 | 2022-06-08 | Buckle type magnetic ring fixing device for PCB installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219123054U true CN219123054U (en) | 2023-06-02 |
Family
ID=86521161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221417176.3U Active CN219123054U (en) | 2022-06-08 | 2022-06-08 | Buckle type magnetic ring fixing device for PCB installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219123054U (en) |
-
2022
- 2022-06-08 CN CN202221417176.3U patent/CN219123054U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |