Double-fin heat dissipation device

Abstract

The utility model discloses a double-fin heat dissipation device, a device body further comprises a shell, a plurality of partition plates are fixedly installed on the inner side of the shell, the partition plates are arranged at equal intervals in the vertical direction, a heat insulation layer is fixedly installed in each partition plate, and a heat dissipation layer is fixedly installed in each partition plate. A recycling pool is fixedly connected to the inner wall of the shell and located on one side of the partition plate, heat dissipation holes are formed in the front face and the back face of the shell and located at the upper end of the recycling pool, a recycling pipe is fixedly connected to the side edge of the shell and located at the bottom end of the recycling pool, and the interior of the recycling pipe is in through connection with the recycling pool. The other end of the recovery pipe is fixedly installed with the pump machine, the side edge of the outer wall of the pump machine is fixedly connected with the shell, and heat dissipation holes are formed in the upper portion of the recovery pool, so that external airflow can conveniently penetrate into the recovery pool and take away heat in cooling liquid, and rapid cooling of the cooling liquid is achieved; and the cooled cooling liquid flows into the recovery pipe and is pumped by the pump for cyclic utilization.

Description

Technical Field

[0001] The utility model relates to the technical field of fin radiators, in particular to a double-fin radiator. Background Art

[0002] Finned heat sink is a common heat dissipation device used to dissipate heat efficiently. It is usually composed of metal fins, which increase the surface area and thus improve the efficiency of heat conduction. The heat source passes through the heat sink, and the heat is transferred to the surrounding air through diffusion and convection of the fins to reduce the temperature.

[0003] A Chinese patent discloses a dual-fin high-efficiency radiator (publication number: CN219511325U), which increases the number of fins and crosses the upper and lower fins on the heat pipe, thereby maximizing the use of the surface area of ​​the heat pipe, increasing the number of fins and the heat dissipation area, thereby increasing the heat dissipation capacity of the heat pipe, and by adding upper fin through holes on the upper and lower fins, the airflow can flow through the fin through holes, thereby quickly taking away the heat on the dual fins. However, there are still the following problems:

[0004] The spacing between the heat dissipating fins in the above device is small, which may cause heat accumulation and affect the flow of external air, resulting in the heat not being dissipated in time. In addition, the direction of the fin openings on the surface of the heat dissipating fins in the above device is difficult to be consistent with the direction of the air duct, thereby affecting the external airflow to carry away the heat on the heat dissipating fins. Utility Model Content

[0005] The technical problems to be solved by the utility model are as follows: the spacing between the heat dissipation fins is small, which may cause heat accumulation and affect the flow of external air, resulting in the heat not being dissipated in time. The direction of the fin openings on the surface of the heat dissipation fins is difficult to be consistent with the direction of the air duct, thereby affecting the external airflow to carry away the heat on the heat dissipation fins.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A double-fin heat sink comprises a device body, a conveying structure is arranged inside the device body, a cooling mechanism is arranged on the side of the conveying structure, and the device body comprises a pump;

[0008] Also includes:

[0009] The device body further comprises a shell, a plurality of partitions are fixedly mounted on the inner side of the shell, and the plurality of partitions are arranged equidistantly in the vertical direction, and a heat insulation layer is fixedly mounted inside each of the partitions;

[0010] The inner wall of the shell and one side of the partition is fixedly connected with a recovery pool, and the front and back sides of the shell and the upper end of the recovery pool are provided with heat dissipation holes;

[0011] Among them, a recovery pipe is fixedly connected to the side of the shell and at the bottom of the recovery tank, the interior of the recovery pipe is connected to the recovery tank, the other end of the recovery pipe is fixedly installed on the pump, and the outer wall side of the pump is fixedly connected to the shell.

[0012] As a further solution of the utility model: a plurality of heat dissipation blades are fixedly connected to the front and back sides of the shell, and gaps are left between adjacent heat dissipation blades; a drain pipe is fixedly connected to the outer wall of the shell and one end close to the recovery tank; the interior of the drain pipe is through-connected to the recovery tank, and a valve is also fixedly connected to the interior of the drain pipe.

[0013] As a further solution of the utility model: the conveying structure includes a conveying pipe, which is zigzag as a whole, with the top end of the conveying pipe passing through the outer shell to open a liquid inlet, and the bottom end of the conveying pipe passing through the shell to open a liquid outlet, the middle surface of the conveying pipe is fixedly connected to the partition, and the middle part of the conveying pipe is also connected to the insulation layer.

[0014] As a further solution of the utility model: a plurality of heat dissipation fins are fixedly connected to the upper and lower ends of the outer surface of the conveying pipe, and fin through holes are opened on the side walls of the heat dissipation fins and at one end facing the heat dissipation blades.

[0015] As a further solution of the utility model: the cooling mechanism includes a cooling tube 1, the outer wall of the cooling tube 1 is connected through the heat dissipation fin on one side, the bottom end of the cooling tube 1 is connected through an annular tube, the annular tube is arranged on the outside of the conveying pipeline, and the top end of the cooling tube 1 passes through the outer shell and is fixedly connected to the pump.

[0016] As a further solution of the utility model: the outer wall of the annular tube and the end located away from the cooling tube one is connected with the cooling tube two, the outer wall of the cooling tube two is connected with the heat dissipation fin on the other side, and the top end of the cooling tube two penetrates into the recovery pool and is fixedly connected with a nozzle.

[0017] As a further solution of the utility model: the nozzle is entirely located below the heat dissipation hole, and the nozzle is entirely located above the recovery pipe.

[0018] Beneficial effects of the utility model:

[0019] (1) The utility model fixes the heat dissipation fins by arranging a cooling pipe, and coolant flows in the cooling pipe, so as to quickly remove the temperature of the surface of the heat dissipation fins. After passing through the heat dissipation fins, the coolant is sprayed by a nozzle into a recovery pool for cooling. A heat dissipation hole is arranged above the recovery pool to facilitate the external airflow to penetrate into the recovery pool and remove the heat in the coolant, thereby realizing the rapid cooling of the coolant. The cooled coolant flows into the recovery pipe and is extracted by a pump for recycling;

[0020] (2) Heat dissipation fins are provided at the upper and lower ends of the conveying pipeline to assist in heat dissipation, and fin through holes are provided on the sides of the heat dissipation fins, and the opening direction of the fin through holes is toward the heat dissipation blades on both sides. When the external airflow passes through the heat dissipation blades and enters the interior of the device body, the airflow can directly pass through the fin through holes and can more effectively remove the heat in the fins. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The utility model is further described below in conjunction with the accompanying drawings.

[0022] Figure 1 It is a schematic diagram of the internal structure of the shell in the utility model;

[0023] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 3 yes Figure 1 A schematic diagram of the enlarged structure of region A;

[0025] Figure 4 It is a schematic cross-sectional view of the conveying pipeline in the utility model from a side perspective;

[0026] Figure 5 It is a schematic diagram of the overall structure of the heat dissipation fins in the utility model.

[0027] In the figure: 1. Device body; 101. Casing; 102. Partition; 103. Insulation layer; 104. Recovery pool; 105. Heat dissipation holes; 106. Recovery pipe; 107. Pump; 108. Drain pipe; 109. Heat dissipation blades; 2. Conveying structure; 201. Conveying pipeline; 202. Liquid inlet; 203. Liquid outlet; 204. Heat dissipation fins; 205. Fin through holes; 3. Cooling mechanism; 301. Cooling pipe 1; 302. Annular pipe; 303. Cooling pipe 2; 304. Nozzle. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] like Figure 1-5 As shown, a double-fin heat dissipation device includes a device body 1, a conveying structure 2 is arranged inside the device body 1, and a cooling mechanism 3 is arranged on the side of the conveying structure 2, and the device body 1 includes a pump 107; it also includes: wherein the device body 1 also includes a shell 101, a plurality of partitions 102 are fixedly installed on the inner side of the shell 101, and the plurality of partitions 102 are equidistantly arranged in the vertical direction, and a heat insulation layer 103 is fixedly installed inside each partition 102; wherein a recovery tank 104 is fixedly connected to the inner wall of the shell 101 and located on one side of the partition 102, and heat dissipation holes 105 are opened on the front and back of the shell 101 and located at the upper end of the recovery tank 104; wherein a recovery pipe 106 is fixedly connected to the side of the shell 101 and located at the bottom end of the recovery tank 104, the interior of the recovery pipe 106 is connected with the recovery tank 104, the other end of the recovery pipe 106 is fixedly installed with the pump 107, and the outer wall side of the pump 107 is fixedly connected to the shell 101, as shown in FIG. Figure 1 As shown, the pump 107 extracts the coolant in the recovery pool 104 through the recovery pipe 106, thereby ensuring that the coolant flows between the cooling pipe 1 301 and the cooling pipe 2 303;

[0030] A plurality of heat dissipation blades 109 are fixedly connected to the front and back of the housing 101, and gaps are left between adjacent heat dissipation blades 109. A drain pipe 108 is fixedly connected to the outer wall of the housing 101 and one end close to the recovery tank 104. The interior of the drain pipe 108 is connected to the recovery tank 104, and a valve is also fixedly connected to the interior of the drain pipe 108. Figure 2 As shown, the heat dissipation blades 109 intercept the debris outside the device, and the valve controls the drain pipe 108 to output to the outside of the device;

[0031] The conveying structure 2 includes a conveying pipe 201, which is zigzag in shape as a whole. The top end of the conveying pipe 201 passes through the shell 101 and is provided with a liquid inlet 202. The bottom end of the conveying pipe 201 passes through and is provided with a liquid outlet 203. The middle surface of the conveying pipe 201 is fixedly connected to the partition 102, and the middle of the conveying pipe 201 is also connected to the insulation layer 103. The upper and lower ends of the outer surface of the conveying pipe 201 are fixedly connected with a plurality of heat dissipation fins 204. The side wall of the heat dissipation fin 204 and one end facing the heat dissipation blade 109 are provided with fin through holes 205, such as Figure 4-Figure 5 As shown, the airflow passes through the fin through-holes 205 and takes away the heat in the heat dissipation fins 204;

[0032] The cooling mechanism 3 includes a cooling tube 1 301, the outer wall of the cooling tube 1 301 is connected to the heat dissipation fin 204 on one side, the bottom end of the cooling tube 1 301 is connected to the annular tube 302, the annular tube 302 is arranged on the outside of the conveying pipeline 201, and the top end of the cooling tube 1 301 passes through the shell 101 and is fixedly connected to the pump 107, the outer wall of the annular tube 302 and the end located away from the cooling tube 1 301 are connected to the cooling tube 2 303, the outer wall of the cooling tube 2 303 is connected to the heat dissipation fin 204 on the other side, and the top end of the cooling tube 2 303 passes into the recovery tank 104 and is fixedly connected to the nozzle 304, as shown in FIG. Figure 1 and Figure 3 As shown, the annular tube 302 ensures that the coolant inside the cooling tube 1 301 and the cooling tube 2 303 circulates with each other;

[0033] The nozzle 304 is located below the heat dissipation hole 105, and the nozzle 304 is located above the recovery pipe 106. Figure 1-Figure 2 As shown, the output port of the nozzle 304 is located below the heat dissipation hole 105 to prevent the coolant from splashing into the heat dissipation hole 105 .

[0034] The working principle of this utility model:

[0035] When the device is in use, the fluid to be cooled is input from the liquid inlet 202 of the delivery pipe 201, and the fluid is finally output from the liquid outlet 203. During this period, the pump 107 extracts the coolant inside the recovery pool 104 through the recovery pipe 106, and the coolant is pumped to the cooling pipe 1 301 by the pump. After entering the annular pipe 302, the coolant is transported to the cooling pipe 2 303. Finally, the coolant is output from the nozzle 304 and sprinkled back into the recovery pool 104. During the period when the coolant circulates in the cooling pipe 1 301 and the cooling pipe 2 303, the coolant takes away the heat on the surface of the heat dissipation fin 204.

[0036] Secondly, airflow is transported from the outside of the heat dissipation blades 109 and the heat dissipation holes 105 to the inside of the device body 1, and the airflow passes through the fin through holes 205 and the recovery pool 104 to dissipate heat and cool the heat dissipation fins 204 and the coolant respectively.

[0037] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A double-fin heat sink, comprising a device body (1), a conveying structure (2) being arranged inside the device body (1), and a cooling mechanism (3) being arranged on the side of the conveying structure (2), and the device body (1) comprising a pump (107); It is characterized in that Also includes: The device body (1) further comprises a shell (101), a plurality of partitions (102) are fixedly mounted on the inner side of the shell (101), and the plurality of partitions (102) are arranged equidistantly in a vertical direction, and a heat insulation layer (103) is fixedly mounted inside each of the partitions (102); The inner wall of the housing (101) and located on one side of the partition (102) is fixedly connected to a recovery pool (104), and the front and back sides of the housing (101) and located on the upper end of the recovery pool (104) are provided with heat dissipation holes (105); A recovery pipe (106) is fixedly connected to the side of the housing (101) and located at the bottom of the recovery pool (104); the interior of the recovery pipe (106) is connected to the recovery pool (104); the other end of the recovery pipe (106) is fixedly installed to a pump (107); and the side of the outer wall of the pump (107) is fixedly connected to the housing (101).

2. A double-fin heat sink according to claim 1, characterized in that: A plurality of heat dissipation blades (109) are fixedly connected to the front and back sides of the housing (101), and gaps are left between adjacent heat dissipation blades (109). A liquid discharge pipe (108) is fixedly connected to the outer wall of the housing (101) and one end close to the recovery pool (104). The interior of the liquid discharge pipe (108) is connected to the recovery pool (104), and a valve is also fixedly connected to the interior of the liquid discharge pipe (108).

3. A double-fin heat sink according to claim 1, characterized in that: The conveying structure (2) comprises a conveying pipeline (201), the conveying pipeline (201) being zigzag in shape as a whole, the top end of the conveying pipeline (201) passing through the outer shell (101) to be provided with a liquid inlet (202), the bottom end of the conveying pipeline (201) passing through to be provided with a liquid outlet (203), the middle surface of the conveying pipeline (201) being fixedly connected to the partition (102), and the middle part of the conveying pipeline (201) being also connected through the heat insulation layer (103).

4. A double-fin heat sink according to claim 3, characterized in that: A plurality of heat dissipation fins (204) are fixedly connected to the upper and lower ends of the outer surface of the delivery pipe (201), and a fin through hole (205) is provided on the side wall of the heat dissipation fin (204) and at one end facing the heat dissipation blade (109).

5. A double-fin heat sink according to claim 1, characterized in that: The cooling mechanism (3) comprises a cooling tube (301), the outer wall of which is connected to a heat dissipation fin (204) on one side, the bottom end of the cooling tube (301) is connected to an annular tube (302), the annular tube (302) is arranged on the outside of the conveying pipe (201), and the top end of the cooling tube (301) passes through the outer shell (101) and is fixedly connected to the pump (107).

6. A double-fin heat sink according to claim 5, characterized in that: The outer wall of the annular tube (302) and one end located away from the cooling tube one (301) is connected to the cooling tube two (303), the outer wall of the cooling tube two (303) is connected to the heat dissipation fin (204) on the other side, and the top end of the cooling tube two (303) penetrates into the recovery pool (104) and is fixedly connected to the nozzle (304).

7. A double-fin heat sink according to claim 6, characterized in that: The nozzle (304) is located as a whole below the heat dissipation hole (105), and the nozzle (304) is located as a whole above the recovery pipe (106).

Images