CN220711716U - Circuit board and electronic equipment - Google Patents
Circuit board and electronic equipment Download PDFInfo
- Publication number
- CN220711716U CN220711716U CN202322364502.XU CN202322364502U CN220711716U CN 220711716 U CN220711716 U CN 220711716U CN 202322364502 U CN202322364502 U CN 202322364502U CN 220711716 U CN220711716 U CN 220711716U
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- circuit board
- module
- signal
- power supply
- power
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 230000001788 irregular Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The embodiment of the utility model discloses a circuit board and electronic equipment. The circuit board includes a signal region and a power region at least partially adjacent to the signal region; the power supply area is provided with a power supply module; the signal area is provided with a signal module, the power module is electrically connected with the signal module, and the power module is used for supplying power to the signal module; a forbidden zone is arranged between the signal area and the power supply area and is used for shielding electromagnetic interference signals of the power supply module to the signal module. The technical scheme provided by the embodiment of the utility model ensures that the power supply module and the signal module are arranged on the same circuit board, so that the volume of the circuit board is smaller. The arrangement can avoid the electromagnetic interference signal generated by the power supply module from affecting the stability of the signal module transmission signal, and improves the electromagnetic interference resistance of the signal module of the circuit board. The arrangement solves the problems that electromagnetic interference exists between the power module and the signal module of the circuit board, and miniaturization and light weight of the circuit board are affected.
Description
Technical Field
The embodiment of the utility model relates to the technical field of circuit boards, in particular to a circuit board and electronic equipment.
Background
With the development of circuit board technology, the requirements of people on the circuit board are increasing. The voltage of the power supply required by the power supply circuit of the circuit board is high, so that the transmission effect of signals on the circuit board is affected. The existing circuit board generally separates the power supply from the signal circuit board, but needs jumper wires or flat cables between the separately arranged power supply board and the signal board to influence the signal stability of the whole circuit, and has the problem of larger volume, so that the miniaturization and the thinning design requirements of the circuit board are not met.
Disclosure of Invention
The embodiment of the utility model provides a circuit board and electronic equipment, which are used for solving the problems that electromagnetic interference exists between a power module and a signal module of the circuit board and miniaturization and thinness of the circuit board are affected.
In order to realize the technical problems, the utility model adopts the following technical scheme:
in a first aspect, an embodiment of the present utility model provides a circuit board, including:
a signal region and a power supply region at least partially adjacent to the signal region;
the power supply area is provided with a power supply module;
the signal area is provided with a signal module, the power module is electrically connected with the signal module, and the power module is used for supplying power to the signal module;
a forbidden zone is arranged between the signal area and the power supply area and is used for shielding electromagnetic interference signals of the power supply module to the signal module.
Optionally, the power supply area is further provided with a shielding structure, the shielding structure at least partially surrounds the power supply module, and the shielding structure is used for shielding electromagnetic interference signals generated by the power supply module.
Optionally, the shielding structure comprises copper sheet.
Optionally, the shielding structure completely encapsulates the power module.
Optionally, the orthographic projection of the power module on the circuit board and the orthographic projection of the signal module on the circuit board are not overlapped.
Optionally, the circuit board comprises at least two wiring layers and an insulating layer arranged between the wiring layers;
the forbidden zone comprises a slot, the slot at least penetrates through the wiring layer, and the slot is used for physically disconnecting the power module from the signal module.
Optionally, the shape of the slot includes at least one of a ring, a rectangle, a circle, or an irregular pattern along the orthographic projection direction of the circuit board.
Optionally, the circuit board further includes:
at least one via hole, the via hole is set up in the edge of the circuit board, the via hole runs through the circuit board;
the conductive structure is arranged in the via hole and connected with the grounding end, and the conductive structure is used for shielding external electromagnetic interference signals.
Optionally, the material of the conductive structure comprises copper.
Optionally, the circuit board includes at least two vias, the vias being equally spaced along an edge of the circuit board.
According to another aspect of the present utility model, there is provided an electronic device, including the circuit board set forth in any of the first aspects.
According to the technical scheme provided by the embodiment of the utility model, the circuit board comprises a signal area and a power supply area which is at least partially adjacent to the signal area, a power supply module is arranged in the power supply area, and the signal area is provided with the signal module, and the power supply module supplies power to the signal module. A forbidden zone is arranged between the signal area and the power supply area and is used for shielding electromagnetic interference signals of the power supply module to the signal module. The arrangement enables the power module and the signal module to be arranged on the same circuit board, so that the circuit board is small in size. The arrangement can well avoid the electromagnetic interference signal generated by the power supply module from affecting the stability of the signal module transmission signal, and improves the electromagnetic interference resistance of the signal module of the circuit board.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a circuit board according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model;
fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
Based on the above technical problems, the present embodiment proposes the following solutions:
fig. 1 is a schematic structural diagram of a circuit board according to an embodiment of the present utility model. Referring to fig. 1, an embodiment of the present utility model provides a circuit board 100 including: a signal region 10 and a power supply region 20 at least partially adjacent to the signal region 10; the power supply region 20 is provided with a power supply module 1; the signal area 10 is provided with a signal module 2, the power module 1 is electrically connected with the signal module 2, and the power module 1 is used for supplying power to the signal module 2; a forbidden zone 30 is arranged between the signal zone 10 and the power supply zone 20, and the forbidden zone 30 is used for shielding electromagnetic interference signals of the power supply module 1 to the signal module 2.
In particular, the signal region 10 may be provided with circuit elements for transmitting signals. The power supply region 20 may be provided with a power supply module 1, and the power supply module 1 may supply power to circuit elements provided in the signal region 10. The power supply region 20 is at least partially adjacent to the signal region 10, which may result in a smaller size of the circuit board 100 and a more compact design of the circuit board 100. A forbidden zone 30 is arranged between the signal area 10 and the power supply area 20, and the forbidden zone 30 is used for shielding electromagnetic interference signals of the power supply module 1 to the signal module 2, so that the power supply module 1 and the signal module 2 can be arranged on the same circuit board 100, and the volume of the circuit board 100 is smaller. On the other hand, the arrangement can better avoid that the electromagnetic interference signal generated by the higher voltage of the power module 1, such as 48V voltage, influences the stability of the signal transmitted by the signal module 2.
According to the technical scheme provided by the embodiment of the utility model, the circuit board 100 comprises a signal area 10 and a power area 20 at least partially adjacent to the signal area 10, the power area 20 is provided with a power module 1, the signal area 10 is provided with a signal module 2, and the power module 1 supplies power to the signal module 2. A forbidden zone 30 is arranged between the signal zone 10 and the power supply zone 20, and the forbidden zone 30 is used for shielding electromagnetic interference signals of the power supply module 1 to the signal module 2. This arrangement allows the power module 1 to be on the same circuit board 100 as the signal module 2, resulting in a smaller size of the circuit board 100. The arrangement can well avoid the electromagnetic interference signal generated by the power module 1 from affecting the stability of the signal module 2 for transmitting signals, and improves the electromagnetic interference resistance of the signal module 2 of the circuit board 100.
Optionally, fig. 2 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model. On the basis of the above embodiments, referring to fig. 2, the power supply area 20 is further provided with a shielding structure 3, the shielding structure 3 at least partially surrounds the power supply module 1, and the shielding structure 3 is used for shielding electromagnetic interference signals generated by the power supply module 1.
Specifically, the shielding structure 3 is arranged in such a way that electromagnetic interference signals generated by the power supply area 20 can be effectively shielded, electromagnetic interference of the power supply module 1 to the signal module 2 is reduced, and signal stability of the circuit board 100 is improved.
Alternatively, with continued reference to fig. 2, based on the embodiments described above, the shielding structure 3 may comprise copper sheet; the shielding structure 3 completely encloses the power module 1.
Specifically, the shielding structure 3 includes copper sheet, so that the shielding effect of the shielding structure 3 is better, and the shielding structure 3 and the circuit board 100 can be better fixed. The shielding structure 3 is arranged to completely cover the power module 1, so that the shielding structure 3 can shield electromagnetic interference signals radiated by the power module 1 in all directions, thereby better improving electromagnetic radiation signals of the power supply area 20 of the circuit board 100 and further improving the stability of signal transmission of the signal module 2 of the signal area 10 of the circuit board 100.
Optionally, with continued reference to fig. 2, the front projection of the power module 1 on the circuit board 100 and the front projection of the signal module 2 on the circuit board 100 do not overlap.
In particular, such an arrangement may allow the thickness of the circuit board 100 to be thinner, thereby reducing the thickness of the circuit board 100.
Optionally, fig. 3 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model based on the foregoing embodiments. On the basis of the above embodiments, referring to fig. 2 and 3, the circuit board 100 includes at least two trace layers 4 and an insulating layer 5 disposed between the trace layers 4; the keep-out area 30 comprises a slot 31, the slot 31 penetrating at least the routing layer 4, the slot 31 being used for physically disconnecting the power module 1 from the signal module 2.
Specifically, the trace layer 4 of the circuit board 100 is used for transmitting signals. The wiring layer 4 of the circuit board 100 can be better disconnected with the power module 1 through the slot 31, and the whole circuit board 100 is connected together, so that the power module 1 and the signal module 2 can be arranged on the same circuit board 100, the distance between the wiring layer 4 and the power module 1 can be increased, the influence of electromagnetic interference signals generated by the power module 1 on the wiring layer 4 for transmitting signals can be better avoided, and the stability of signals of the circuit board 100 is further improved.
Alternatively, the shape of the slot 31 may include at least one of a ring shape, a rectangle shape, a circle shape, or an irregular pattern in the orthographic projection direction of the circuit board on the basis of the above embodiments.
Specifically, the arrangement can enable the wiring layers of the signal modules of the circuit board to form a closed pattern better, and the electromagnetic interference resistance of the wiring layers of the signal modules of the circuit board is further improved.
Optionally, fig. 4 is a schematic structural diagram of another circuit board according to an embodiment of the present utility model. Based on the above embodiments, referring to fig. 4, the circuit board 100 may further include: at least one via hole 6, the via hole 6 is arranged at the edge of the circuit board 100, and the via hole 6 penetrates through the circuit board 100; the conductive structure 61, the conductive structure 61 is disposed in the via hole 6, the conductive structure 61 is connected to the ground, and the conductive structure 61 is used for shielding the external electromagnetic interference signal.
Specifically, the conductive structure 61 is disposed in the via hole 6, so that the conductive structure 61 disposed in the via hole 6 can better shield electromagnetic interference signals in the external environment, and further improve the anti-electromagnetic interference capability of the circuit board 100.
Alternatively, the material of the conductive structure 61 may include copper on the basis of the above embodiments.
Specifically, the conductive structure 61 has better conductivity, and can transmit electromagnetic interference signals to the grounding terminal better.
Alternatively, the circuit board 100 may include at least two vias 6, with the vias 6 being equally spaced along the edge of the circuit board 100, based on the embodiments described above.
Specifically, the arrangement may enable the circuit board 100 to form a plurality of shielding vias 6, thereby further improving the ability of the circuit board 100 to shield external electromagnetic interference signals.
Alternatively, based on the above embodiments, the power supply area 20 may be disposed at an edge area of the circuit board 100, so that the power supply area 20 is far away from the signal area 10, and the signal module 2 of the signal area 10 is not disposed at the power supply area 20, so that the capability of the circuit board 100 for resisting electromagnetic interference signals generated by the power supply module 1 may be further improved.
Fig. 5 is a schematic structural diagram of an electronic device according to an embodiment of the present utility model. Referring to fig. 5, the electronic device 200 provided in this embodiment, including the circuit board 100 provided in any of the foregoing embodiments, has the beneficial effects of the circuit board 100 provided in any of the foregoing embodiments, and is not described herein again.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. A circuit board, comprising:
a signal region and a power supply region at least partially adjacent to the signal region;
the power supply area is provided with a power supply module;
the signal area is provided with a signal module, the power module is electrically connected with the signal module, and the power module is used for supplying power to the signal module;
and a forbidden zone is arranged between the signal area and the power supply area and is used for shielding electromagnetic interference signals of the power supply module to the signal module.
2. The circuit board of claim 1, wherein the circuit board is configured to,
the power supply area is also provided with a shielding structure, the shielding structure at least partially surrounds the power supply module, and the shielding structure is used for shielding electromagnetic interference signals generated by the power supply module.
3. The circuit board of claim 2, wherein the circuit board is configured to,
the shielding structure comprises a copper sheet;
the shielding structure completely covers the power module.
4. The circuit board of claim 2, wherein the circuit board is configured to,
the orthographic projection of the power supply module on the circuit board is not overlapped with the orthographic projection of the signal module on the circuit board.
5. The circuit board of claim 1, wherein the circuit board comprises at least two trace layers and an insulating layer disposed between the trace layers;
the forbidden zone comprises a slot, the slot at least penetrates through the wiring layer, and the slot is used for physically disconnecting the power module from the signal module.
6. The circuit board of claim 5, wherein the circuit board is further configured to,
the shape of the slot includes at least one of a ring shape, a rectangle shape, a circle shape, or an irregular pattern along the orthographic projection direction of the circuit board.
7. The circuit board of claim 1, wherein the circuit board further comprises:
at least one via hole, the via hole is arranged at the edge of the circuit board, and the via hole penetrates through the circuit board;
the conductive structure is arranged in the through hole and connected with the grounding end, and the conductive structure is used for shielding external electromagnetic interference signals.
8. The circuit board of claim 7, wherein the circuit board is configured to,
the material of the conductive structure comprises copper.
9. The circuit board of claim 7, wherein the circuit board is configured to,
the circuit board comprises at least two through holes, and the through holes are arranged at equal intervals along the edge of the circuit board.
10. An electronic device comprising the circuit board of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364502.XU CN220711716U (en) | 2023-08-31 | 2023-08-31 | Circuit board and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322364502.XU CN220711716U (en) | 2023-08-31 | 2023-08-31 | Circuit board and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220711716U true CN220711716U (en) | 2024-04-02 |
Family
ID=90448123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322364502.XU Active CN220711716U (en) | 2023-08-31 | 2023-08-31 | Circuit board and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220711716U (en) |
-
2023
- 2023-08-31 CN CN202322364502.XU patent/CN220711716U/en active Active
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