CN216873671U - A noise-reducing cooling fin - Google Patents

Abstract

The utility model discloses a noise reduction type radiating fin, which comprises a flow guide structure and a heat absorption structure arranged on one side of the flow guide structure. The heat absorption structure comprises two heat absorption side plates, and the two heat absorption The opposite side of the side plate is equidistantly constructed with a plurality of heat-absorbing main plates, and the two heat-absorbing side plates and the plurality of heat-absorbing main plates are formed with a plurality of air guide channels for airflow passing through, and the plurality of heat-absorbing main plates are formed. A noise-reducing edge is configured at one end facing the diversion structure, the diversion structure includes a diversion casing, an annular cavity is opened in the diversion casing, and the top and bottom ends of the diversion casing are centered. There are through slots, and both through slots are connected to the annular cavity, and a temperature detector for monitoring the temperature of the airflow is movably arranged in the annular cavity. The noise reduction type heat dissipation fin can avoid cutting the airflow, effectively avoid the generation of noise, improve the market sales and user experience of the product, and has low energy consumption and strong practicability.

Description

A noise-reducing cooling fin

technical field

The utility model belongs to the technical field of heat dissipation equipment, in particular to a noise reduction type heat dissipation fin.

Background technique

Heat dissipation fins are referred to as heat sinks, and are classified as "passive heat dissipation elements" in the field of electronic engineering design. For metals with good thermal conductivity, light weight and easy processing, most of them are aluminum or copper, while silver is too expensive and generally not used.

The current heat dissipation fins are suitable for attaching to the surface of the heat-generating object to dissipate heat from the heat-generating object in a composite heat exchange mode.

Most of the heat dissipation fins in the prior art will cooperate with air drainage equipment to complete long-term high-efficiency heat dissipation. However, due to the structural limitation of the heat dissipation fins in the prior art, the airflow passing through the surface will generate noise, which is serious. It affects the market sales and user experience of the product, and its practicality is low.

Utility model content

The purpose of the present invention is to provide a noise reduction type heat dissipation fin to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a noise reduction type heat dissipation fin, comprising a diversion structure and a heat absorbing structure arranged on one side of the diversion structure;

The heat-absorbing structure includes two heat-absorbing side plates, and a plurality of heat-absorbing main plates are equidistantly constructed on one side of the opposite surfaces of the two heat-absorbing side plates, and the two heat-absorbing side plates and the plurality of heat-absorbing main plates are formed. There are a plurality of air guide channels for air flow to pass through, and one end of the plurality of heat absorbing main plates facing the air guide structure is configured with a noise reducing edge.

Preferably, the flow guide structure includes a flow guide casing, and an annular cavity is opened in the flow guide casing.

Preferably, the top and bottom ends of the guide casing are provided with a through groove in the middle, and both of the through grooves are connected to the annular cavity.

Preferably, a temperature detector for monitoring airflow temperature is movably arranged in the annular cavity, and the bottom end of the temperature detector extends out of the annular cavity and is fixedly connected with a support plate mounted on the bottom end of the guide casing.

Preferably, an air inlet hopper is configured on a side of the guide casing facing the heat absorption structure, and an air inlet for connecting to the heat absorption structure is opened in the air inlet hopper.

The technical effects and advantages of the utility model: the noise reduction type radiating fins benefit from the arrangement of the diversion structure and the heat absorption structure, by installing the radiating fan on the diversion casing and connecting it to a remote support Through holes on one side of the board, and then fix the structure on the equipment to be dissipated, the fixed installation of the structure can be completed. The air guide channel is sucked into the guide casing and discharged, and the heat dissipation of the equipment can be completed. Due to the setting of the noise reduction edge at one end of the heat absorbing main board, it can avoid cutting the airflow, effectively avoid the generation of noise, and improve the performance. The product's market sales and user experience are highly practical;

Thanks to the setting of the temperature detector in the diversion casing, the temperature of the airflow in the diversion casing is detected in real time through the temperature detector, and the cooling fan is started and stopped in cooperation with the controller in the equipment to reduce energy consumption and achieve the effect of energy saving and environmental protection.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the top structure schematic diagram of the present utility model;

Fig. 3 is the side structure schematic diagram of the utility model.

In the figure: 1. Diversion structure; 101, Diversion shell; 102, Through groove; 103, Temperature detector; 104, Inlet bucket; 105, Air inlet; ; 202, heat absorbing side plate; 203, noise reduction edge.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 , FIG. 2 and FIG. 3 , the noise reduction type heat dissipation fin includes a diversion structure 1 and a heat absorbing structure 2 arranged on one side of the diversion structure 1 , and the heat absorbing structure 2 includes two absorbing The heat-absorbing side plates 202, the two heat-absorbing side plates 202 are equidistantly constructed with a plurality of heat-absorbing main plates 201 on one side of the opposite surfaces, and the two heat-absorbing side plates 202 and the plurality of heat-absorbing main plates 201 are formed with multiple heat-absorbing main plates 201. In the air guide channel through which the airflow passes, a noise-reducing edge 203 is constructed at one end of the plurality of heat-absorbing main plates 201 facing the air-guiding structure 1, and the external air is separated from the two heat-absorbing side plates 202 and the plurality of heat-absorbing main plates through a cooling fan. The air guide channel formed by 201 is sucked into the guide housing 101 and discharged, so as to complete the heat dissipation of the equipment. Due to the setting of the noise reducing edge 203 at one end of the heat-absorbing motherboard 201, it can avoid cutting the airflow, effectively avoiding It can reduce the generation of noise, improve the market sales and user experience of the product, and has strong practicability.

As shown in FIG. 1 , FIG. 2 , and FIG. 3 , specifically, the diversion structure 1 includes a diversion casing 101 , an annular cavity is opened in the diversion casing 101 , and the diversion casing 101 The top and bottom ends of the heat sink are provided with a through groove 102 in the middle, and the two through grooves 102 are connected to the annular cavity. In addition, the air intake hopper 104 is provided with an air intake port 105 which is connected to the heat absorption structure 2

As shown in FIG. 2 , specifically, a temperature detector 103 for monitoring the temperature of the airflow is movably arranged in the annular cavity. The controller starts and stops the cooling fan to reduce energy consumption and achieve the effect of energy saving and environmental protection, and the bottom end of the temperature detector 103 extends out of an annular cavity and is fixedly connected with a support plate installed on the bottom end of the diversion housing 101. Install the cooling fan on the guide casing 101 and connect it to the through hole on the side away from the support plate, and then fix the structure on the device to be dissipated to complete the fixed installation of the structure.

Working principle: noise reduction type heat dissipation fin, when in use, the structure can be fixed and installed by fixing the structure on the equipment to be dissipated, and the heat dissipation fan is fixed on the top of the diversion housing 101, and the installation is completed. After that, the device can be started to work. When it is working, the heat generated is absorbed by a plurality of heat-absorbing main plates 201 constructed with two heat-absorbing side plates 202, and the outside air is dissipated from the two heat-absorbing side plates through the cooling fan. 202 and a plurality of heat-absorbing mainboards 201 are sucked into the air-guiding casing 101 and discharged, and the heat dissipation of the equipment can be completed. The airflow is cut, which effectively avoids the generation of noise. When dissipating heat, the temperature in the diversion housing 101 can be detected by the temperature detector 103 to determine the start and stop of the cooling fan, which is convenient to use and has low energy consumption.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements to some of its technical features, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present invention.

Claims (5)

1. A noise reduction type radiating fin comprises a flow guide structure (1) and a heat absorption structure (2) arranged on one side of the flow guide structure (1);

the method is characterized in that: the heat absorption structure (2) comprises two heat absorption side plates (202), wherein a plurality of heat absorption main plates (201) are equidistantly constructed on one side of the opposite surface of each heat absorption side plate (202), a plurality of air guide channels for air flow to pass through are formed on the two heat absorption side plates (202) and the plurality of heat absorption main plates (201), and a noise reduction edge (203) is constructed at one end, facing the flow guide structure (1), of each heat absorption main plate (201).

2. A noise reducing type radiator fin according to claim 1, wherein: the flow guide structure (1) comprises a flow guide shell (101), and an annular cavity is formed in the flow guide shell (101).

3. A noise reducing type radiator fin according to claim 2, wherein: a through groove (102) is formed in the middle of the top end and the bottom end of the flow guide shell (101), and the two through grooves (102) are communicated with the annular cavity.

4. A noise reducing type radiator fin according to claim 3, wherein: a temperature detector (103) used for monitoring the temperature of the air flow is movably arranged in the annular cavity, and the bottom end of the temperature detector (103) extends out of the annular cavity and is fixedly connected with a supporting plate arranged at the bottom end of the flow guide shell (101).

5. A noise reducing type radiator fin according to claim 2, wherein: an air inlet hopper (104) is formed on one side, facing the heat absorption structure (2), of the flow guide shell (101), and an air inlet (105) communicated with the heat absorption structure (2) is formed in the air inlet hopper (104).

Images