CN-224218723-U - Polyhedron combined radiating fin

Abstract

The utility model provides a polyhedral combined radiating fin, which comprises a radiating frame and extension ribs, wherein the radiating frame is arranged in a polygonal structure, the extension ribs are arranged in the radiating frame, an external circuit board can be attached to any side wall of the radiating frame, and the radiating fin can reasonably distribute a PCB and can effectively improve the radiating effect.

Inventors

• XIE HONG
• XU YUANXIANG
• ZHOU WENBO
• XIAO KUN
• Zhu Chengben

Assignees

• 温州合盛电子有限公司

Dates

Publication Date

20260508

Application Date

20250529

Claims (5)

1. 1. A polyhedral combined radiating fin is characterized by comprising a radiating frame (1) which is arranged in a polygonal structure and an extension rib (2) which is arranged in the radiating frame (1), wherein an external circuit board (3) can be attached to any side wall of the radiating frame (1).
2. 2. The polyhedral heat sink as recited in claim 1, wherein the circuit board (3) comprises a PCB (31) and a tact switch (32) capable of controlling the PCB (31), the PCB (31) is arranged on one surface, the tact switch (32) is arranged on the other surface, and the PCB (31) is connected with the tact switch (32) by a wire.
3. 3. A polyhedral heat sink according to claim 1 or 2, wherein the extending ribs (2) comprise a first extending plate (21) and a second extending plate (22) which are transversely arranged, the first extending plate (21) and the second extending plate (22) are staggered to form a net structure, and the ends of the first extending plate (21) and the second extending plate (22) are fixedly connected with the inner side wall of the heat dissipation frame (1).
4. 4. A polyhedral heat sink according to claim 1 or 2, characterized in that the surface of the heat sink frame (1) contacting the PCB (31) is provided with a positioning column (4), the positioning column (4) is provided with a positioning hole (41), and external fastening nails can be screwed into the positioning hole (41) through the PCB (31).
5. 5. A polyhedral heat sink according to claim 3, characterized in that a flexible spacer (5) is disposed under the heat dissipation frame (1), and a recess (51) for avoiding the flexible spacer (5) is disposed between the first extension plate (21) and the second extension plate (22).

Description

Polyhedron combined radiating fin Technical Field The utility model relates to the technical field of PCB heat dissipation, in particular to a polyhedral combined radiating fin. Background The router has the functions of distributing network signals to a plurality of devices and realizing interconnection, a plurality of circuit boards are required to be placed in the router, radiating fins are required to be arranged on the circuit boards in order to ensure that components on the circuit boards can normally operate, a radiating fin is fixed above the circuit boards for conducting heat in most of the radiating process of the circuit boards in the prior art, but the structure occupies a large space, and a plurality of circuit boards and the radiating fins occupy a large amount of space due to limited space in the router. Disclosure of utility model Therefore, the technical problem to be solved by the utility model is to overcome the defects that the space in the router is limited and a plurality of circuit boards and radiating fins occupy a large amount of space in the prior art, so as to provide the polyhedral combined radiating fin capable of improving the radiating effect and saving the occupied space of the radiating fins. Therefore, the utility model provides a polyhedral combined radiating fin, which comprises a radiating frame and an extension rib, wherein the radiating frame is arranged in a polygonal structure, the extension rib is arranged in the radiating frame, and an external circuit board can be attached to any side wall of the radiating frame. The circuit board comprises a PCB and a touch switch capable of controlling the PCB, wherein the PCB is arranged on one surface, the touch switch is arranged on the other surface, and the PCB is connected with the touch switch through a wire. The heat dissipation frame comprises a heat dissipation frame, and is characterized in that the heat dissipation frame comprises a plurality of heat dissipation ribs, wherein the heat dissipation ribs are arranged on the heat dissipation frame, the heat dissipation frame comprises a plurality of heat dissipation plates, the heat dissipation plates are arranged on the heat dissipation plates, and the heat dissipation plates are arranged on the heat dissipation plates. Further, a positioning column is arranged on one surface of the heat dissipation frame, which is in contact with the PCB, a positioning hole is formed in the positioning column, and external fastening nails can penetrate through the PCB and be screwed into the positioning hole. Further, a flexible gasket is arranged below the heat dissipation frame, and an avoidance groove capable of being used for avoiding the flexible gasket is arranged between the first extension plate and the second extension plate. The technical scheme of the utility model has the following advantages: 1. According to the polyhedral combined radiating fin, the circuit board can be arranged on the side face of the radiating frame, the circuit board and the radiating frame can be adhered by adopting the special double-sided adhesive tape, the extending ribs are arranged in the radiating frame and can play roles of radiating and enhancing strength at the same time, the radiating frame can be placed in a vertical wireless router, and the circuit board is arranged on the side face of the radiating frame through the arrangement of the radiating frame, so that the arrangement position of the circuit board is well planned. 2. The circuit board comprises the PCB and the tact switch capable of controlling the PCB, the tact switch is capable of controlling the operation of the PCB, the PCB is arranged on one side face, the tact switch is arranged on the opposite face of the heat dissipation frame, one is convenient for a user to operate, the operation of the PCB can be controlled by pressing the router interface during use, the two PCBs can generate heat during the working process, if the tact switch and the PCB are arranged at the same position, the user can feel that the product heats when pressing the tact switch, so that the worry of some users is caused, and the user experience is affected. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic diagram of the overall structure of a heat sink; FIG. 2 is a schematic view of the overall structure of the heat sink at another angle; FIG. 3 is a schematic view of the overall structure of the heat sink at another angle; FIG. 4 is a schematic view of the overall structure of the heat sink at another angle; FIG.