CN221948414U - A PCB circuit board - Google Patents
A PCB circuit board Download PDFInfo
- Publication number
- CN221948414U CN221948414U CN202323643696.3U CN202323643696U CN221948414U CN 221948414 U CN221948414 U CN 221948414U CN 202323643696 U CN202323643696 U CN 202323643696U CN 221948414 U CN221948414 U CN 221948414U
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- CN
- China
- Prior art keywords
- circuit board
- board body
- ventilation
- ventilation hood
- pcb circuit
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Abstract
本实用新型涉及PCB线路板技术领域，且公开一种PCB线路板，包括线路板本体；所述线路板本体上连接有若干个散热片，所述线路板本体上安装有套设在若干个散热片上的通风罩，所述通风罩内开设有通风腔室，所述通风罩上连接有与通风腔室连通的扇风件，所述线路板本体的外周套装有与通风腔室连通的排风件。本实用新型提出了一种PCB线路板，解决了PCB线路板在工作过程中会产生较多的热量，线路板的散热面积有限，无法有效地将热量转移到周围环境中的问题。
The utility model relates to the technical field of PCB circuit boards, and discloses a PCB circuit board, including a circuit board body; a plurality of heat sinks are connected to the circuit board body, a ventilation hood sleeved on the plurality of heat sinks is installed on the circuit board body, a ventilation chamber is opened in the ventilation hood, a fan connected to the ventilation chamber is connected to the ventilation hood, and an exhaust member connected to the ventilation chamber is sleeved on the periphery of the circuit board body. The utility model proposes a PCB circuit board, which solves the problem that the PCB circuit board generates more heat during operation, the heat dissipation area of the circuit board is limited, and the heat cannot be effectively transferred to the surrounding environment.
Description
Technical Field
The utility model relates to the technical field of PCB circuit boards, in particular to a PCB circuit board.
Background
The PCB, which is a main component for supporting and connecting electronic devices, is a board made of an insulating material on which circuit patterns are printed, has a main role of providing a mounting and connecting platform for the electronic devices, combining various electronic devices together, and performing circuit connection through metal wires, and determining connection and functions of the circuit through wiring and layout, thereby realizing operation of electronic devices, and is widely used in various electronic devices;
the PCB circuit board can produce more heat in the course of working, and the radiating area of circuit board is limited, can't transfer the heat to the surrounding environment effectively in, leads to the temperature to rise, produces negative effect to the performance and the life-span of circuit.
In order to solve the above problems, the present application provides a PCB.
Disclosure of utility model
Based on the technical problems in the background technology, the utility model provides a PCB.
The utility model provides a PCB circuit board, which comprises a circuit board body;
The circuit board comprises a circuit board body, and is characterized in that a plurality of cooling fins are connected to the circuit board body, a ventilation hood sleeved on the cooling fins is arranged on the circuit board body, a ventilation cavity is formed in the ventilation hood, a fan part communicated with the ventilation cavity is connected to the ventilation hood, and an exhaust part communicated with the ventilation cavity is sleeved on the periphery of the circuit board body.
Preferably, the fan comprises an air guide pipe and a fan, wherein the air guide pipe is connected to the end part of the ventilation hood and is communicated with the ventilation cavity, and the fan is arranged on the air guide pipe and is communicated with the air guide pipe.
Preferably, the exhaust piece comprises an annular pipe and an exhaust pipe, wherein the annular pipe is sleeved on the periphery of the circuit board body, and the exhaust pipe is connected to the outer side of the annular pipe and communicated with the annular pipe.
Preferably, the annular tube further comprises a wind hole, and the wind hole is formed in the top of the annular tube.
Preferably, the ventilation hood is connected with a connecting pipe communicated with the ventilation cavity, and one end of the connecting pipe away from the ventilation hood is connected with the annular pipe.
The technical scheme of the utility model has the following beneficial technical effects:
The heat generated by the circuit board body during working can be conducted to the radiating fins, then cold air can be blown into the ventilation hood through the fan piece, so that the cold air circulates in the ventilation hood, the heat on the surface of the cold air can be taken away when the cold air passes through the surface of the radiating fins, and hot air is discharged through the air exhaust piece.
Through the combination of fin, ventilation hood and exhaust piece, can separate cooling system and circuit board body, reduce the occupation space to the circuit board body, more do benefit to overall design overall arrangement.
Drawings
Fig. 1 is a schematic structural diagram of a PCB circuit board according to the present utility model.
Fig. 2 is an enlarged view of a of fig. 1 according to the present utility model.
Reference numerals: 1. a circuit board body; 2. a heat sink; 3. a ventilation hood; 4. a fan member; 41. an air guide pipe; 42. a fan; 5. an exhaust member; 51. an annular tube; 52. an exhaust pipe; 53. a wind hole; 6. and (5) connecting pipes.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1 and 2, the PCB circuit board provided by the present utility model includes a circuit board body 1;
In this embodiment, a plurality of cooling fins 2 are connected to the circuit board body 1, a ventilation hood 3 sleeved on the plurality of cooling fins 2 is installed on the circuit board body 1, and a ventilation chamber is provided in the ventilation hood 3.
In this embodiment, a fan 4 communicating with the ventilation chamber is connected to the ventilation hood 3. The fan 4 includes an air guide duct 41 connected to an end of the ventilation hood 3 and communicating with the ventilation chamber, and a fan 42 mounted on the air guide duct 41 and communicating therewith.
In this embodiment, the outer periphery of the circuit board body 1 is sleeved with an exhaust member 5 communicated with the ventilation chamber. The exhaust member 5 comprises an annular pipe 51 and an exhaust pipe 52, the annular pipe 51 is sleeved on the periphery of the circuit board body 1, and the exhaust pipe 52 is connected to the outer side of the annular pipe 51 and communicated with the annular pipe. The ventilation hood 3 is connected with a connecting pipe 6 communicated with the ventilation chamber, and one end of the connecting pipe 6 away from the ventilation hood 3 is connected with an annular pipe 51.
It should be noted that:
In order to facilitate the heat dissipation of the circuit board body 1, the heat generated by the circuit board body 1 during operation can be conducted to the radiating fins 2, then cold air can be blown into the ventilation hood 3 along the air guide pipe 41 by the fan 42, so that the cold air flows in the ventilation hood 3, when the cold air passes through the surface of the radiating fins 2, the heat on the surface of the cold air can be taken away, so that hot air is formed to enter the annular pipe 51 along the connecting pipe 6, and then the hot air is discharged to the outside through the exhaust pipe 52;
Through the combination of fin 2, ventilation hood 3 and exhaust piece 5, can separate cooling system and circuit board body 1, reduce the occupation space of circuit board body 1, more do benefit to overall design overall arrangement.
In a specific embodiment, the air hole 53 is further included, and the air hole 53 is formed at the top of the annular tube 51.
It should be noted that:
When the circuit board body 1 dissipates heat, part of hot air can be discharged through the air holes 53 on the annular pipe 51, so that the hot air circulates around the circuit board body 1, and moisture around the circuit board body 1 can be effectively removed.
It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323643696.3U CN221948414U (en) | 2023-12-29 | 2023-12-29 | A PCB circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323643696.3U CN221948414U (en) | 2023-12-29 | 2023-12-29 | A PCB circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221948414U true CN221948414U (en) | 2024-11-01 |
Family
ID=93251410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323643696.3U Active CN221948414U (en) | 2023-12-29 | 2023-12-29 | A PCB circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221948414U (en) |
-
2023
- 2023-12-29 CN CN202323643696.3U patent/CN221948414U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241219 Address after: 343000 phase I of Electronic City in Industrial Park, Jizhou District, Ji'an City, Jiangxi Province Patentee after: JIANGXI HEYING CIRCUIT CO.,LTD. Country or region after: China Address before: 501A, No. 634 Shajing Road, Buyong Community, Shajing Street, Bao'an District, Shenzhen City, Guangdong Province 518100 Patentee before: SHENZHEN HENG DA XING CIRCUIT BOARD CO.,LTD. Country or region before: China |