CN222424494U

CN222424494U - Double fin heat sink

Info

Publication number: CN222424494U
Application number: CN202420854382.3U
Authority: CN
Inventors: 周航
Original assignee: Zhuhai Guangwei Jindian Precision Machinery Manufacturing Co ltd
Current assignee: Zhuhai Guangwei Jindian Precision Machinery Manufacturing Co ltd
Priority date: 2024-04-24
Filing date: 2024-04-24
Publication date: 2025-01-28
Anticipated expiration: 2034-04-24

Abstract

The utility model discloses a double-fin heat dissipation device, which comprises a device body, wherein the inner side of the device body is fixedly provided with a plurality of partition boards, the partition boards are arrayed in an equidistant manner along the vertical direction, the inside of each partition board is fixedly provided with a heat insulation layer, the inner wall of the device body is fixedly connected with a recovery tank on one side of the partition board, the front and the back of the device body are respectively provided with a heat dissipation hole, the side edge of the device body is fixedly connected with a recovery pipe at the bottom end of the recovery tank, the inside of the recovery pipe is in through connection with the recovery tank, the other end of the recovery pipe is fixedly arranged with a pump, the side edge of the outer wall of the pump is fixedly connected with the device body, the heat dissipation holes are arranged above the recovery tank, the outside air current can conveniently penetrate into the recovery tank and take away heat in the cooling liquid, the cooling liquid after cooling flows into the recovery pipe and is pumped by the pump for recycling.

Description

Double-fin heat dissipation device

Technical Field

The utility model relates to the technical field of fin radiators, in particular to a double-fin radiating device.

Background

A fin radiator is a common heat dissipating device for effectively dissipating heat, and is typically composed of metal fins that increase surface area, thereby increasing heat transfer efficiency, through which heat sources are transported to the surrounding air by diffusion and convection of the fins to reduce temperature.

Chinese patent discloses a double-fin high-efficiency radiator (publication number: CN 219511325U) which is provided by increasing the number of fins thereof. The upper fins and the lower fins are distributed on the radiating pipes in a crossed mode, the surface area of the radiating pipes can be utilized to the greatest extent, the number and the radiating area of the fins are increased, and therefore the radiating capacity of the radiating pipes is increased.

The interval between the radiating fins in the device is smaller, heat accumulation can be possibly caused, and the flow of outside air can be influenced, so that heat cannot be timely dissipated, and the fin through openings on the surfaces of the radiating fins in the device are difficult to align with the air channel, so that the heat on the radiating fins is taken away by the outside air flow is influenced.

Disclosure of utility model

The utility model aims to solve the technical problems that the space between the radiating fins is smaller, heat accumulation is possibly caused, and the flow of outside air is influenced, so that heat cannot be timely dissipated, the direction of the fin through holes on the surfaces of the radiating fins is difficult to be consistent with the direction of the air duct, and the heat on the radiating fins is influenced to be taken away by external airflow.

The aim of the utility model can be achieved by the following technical scheme:

The double-fin heat dissipation device comprises a device main body, wherein a conveying structure is arranged in the device main body, a cooling mechanism is arranged on the side edge of the conveying structure, and the device main body comprises a pump;

Further comprises:

The device comprises a device body, wherein the device body further comprises a shell, a plurality of partition boards are fixedly arranged on the inner side of the shell, the partition boards are arranged in an equidistant manner along the vertical direction, and a heat insulation layer is fixedly arranged in each partition board;

The inner wall of the shell is fixedly connected with a recovery tank at one side of the partition board, and the front and the back of the shell are provided with heat dissipation holes at the upper end of the recovery tank;

the side of shell just is located the bottom fixedly connected with recovery pipe of recovery pond, the inside and the recovery pond through connection of recovery pipe, the other end and the pump machine fixed mounting of recovery pipe, just the outer wall side and the shell fixed connection of pump machine.

As a further scheme of the utility model, the front and the back of the shell are fixedly connected with a plurality of radiating blades, gaps are reserved between the adjacent radiating blades, the outer wall of the shell is fixedly connected with a liquid discharge pipe at one end close to the recovery tank, the inside of the liquid discharge pipe is in through connection with the recovery tank, and a valve is fixedly connected in the inside of the liquid discharge pipe.

As a further scheme of the utility model, the conveying structure comprises a conveying pipeline, the whole conveying pipeline is in a zigzag shape, one end of the top of the conveying pipeline penetrates out of the outer shell to form a liquid inlet, one end of the bottom of the conveying pipeline penetrates out to form a liquid outlet, the surface of the middle of the conveying pipeline is fixedly connected with the partition plate, and the middle of the conveying pipeline is also connected with the heat insulation layer in a penetrating manner.

As a further scheme of the utility model, the upper end and the lower end of the outer surface of the conveying pipeline are fixedly connected with a plurality of radiating fins, and fin through holes are formed in the side walls of the radiating fins and towards one end of the radiating fins.

As a further scheme of the utility model, the cooling mechanism comprises a first cooling pipe, the outer wall of the first cooling pipe is in penetrating connection with one side of the radiating fin, the bottom end of the first cooling pipe is in penetrating connection with an annular pipe, the annular pipe is arranged on the outer side of the conveying pipeline, and one end of the top of the first cooling pipe penetrates out of the shell and is fixedly connected with the pump.

As a further scheme of the utility model, the outer wall of the annular pipe is in through connection with the second cooling pipe at one end far away from the first cooling pipe, the outer wall of the second cooling pipe is in through connection with the radiating fins at the other side, and one end of the top of the second cooling pipe penetrates into the recovery tank and is fixedly connected with a spray head.

As a further scheme of the utility model, the whole spray head is positioned below the heat dissipation holes, and the whole spray head is positioned above the recovery pipe.

The utility model has the beneficial effects that:

(1) According to the utility model, the cooling pipes are arranged to fix the radiating fins, and the cooling liquid flows in the cooling pipes, so that the temperature of the surfaces of the radiating fins can be taken away quickly, the cooling liquid is sprayed into the recovery tank by the spray head to be cooled after passing through the radiating fins, and the radiating holes are arranged above the recovery tank, so that the external air flow can penetrate into the recovery tank conveniently and take away the heat in the cooling liquid, the cooling liquid can be cooled quickly, and the cooled cooling liquid flows into the recovery pipe and is pumped by the pump for recycling;

(2) The upper end and the lower end of the conveying pipeline are provided with radiating fins for auxiliary heat radiation, the side edges of the radiating fins are provided with fin through holes, the opening direction of the fin through holes faces to radiating fins on two sides, when external air flows enter the device main body through the radiating fins, the air flows conveniently and directly pass through the fin through holes, and heat in the fins can be taken away more effectively.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic view of the internal structure of a housing according to the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 1;

FIG. 4 is a schematic cross-sectional view of a side view of a transfer conduit in accordance with the present utility model;

fig. 5 is a schematic view of the overall structure of the heat dissipating fin according to the present utility model.

In the figure, 1, a device main body, 101, a shell, 102, a partition plate, 103, a heat insulation layer, 104, a recovery tank, 105, a heat dissipation hole, 106, a recovery pipe, 107, a pump, 108, a liquid discharge pipe, 109, a heat dissipation blade, 2, a conveying structure, 201, a conveying pipeline, 202, a liquid inlet, 203, a liquid outlet, 204, a heat dissipation fin, 205, a fin through hole, 3, a cooling mechanism, 301, a first cooling pipe, 302, a ring pipe, 303, a second cooling pipe, 304 and a spray nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The double-fin heat dissipation device comprises a device main body 1, wherein a conveying structure 2 is arranged in the device main body 1, a cooling mechanism 3 is arranged on the side edge of the conveying structure 2, the device main body 1 comprises a pump 107, the device main body 1 further comprises a shell 101, a plurality of partition plates 102 are fixedly arranged on the inner side of the shell 101 and are arranged at equal intervals along the vertical direction, a heat insulation layer 103 is fixedly arranged in each partition plate 102, a recovery pool 104 is fixedly connected to the inner wall of the shell 101 and is positioned on one side of the partition plates 102, heat dissipation holes 105 are formed in the front surface and the back surface of the shell 101 and are positioned at the upper end of the recovery pool 104, a recovery pipe 106 is fixedly connected to the side edge of the shell 101 and is positioned at the bottom end of the recovery pool 104, the inside of the recovery pipe 106 is communicated with the recovery pool 104, the other end of the recovery pipe 106 is fixedly arranged with the pump 107, and the side edge of the outer wall of the pump 107 is fixedly connected with the shell 101, as shown in the figure 1, the pump 107 pumps cooling liquid in the recovery pool 104 through the recovery pipe 106, and therefore the cooling liquid 303 is guaranteed to circulate between the first cooling pipe 301 and the second cooling pipe 303;

The front and the back of the shell 101 are fixedly connected with a plurality of radiating blades 109, gaps are reserved between the adjacent radiating blades 109, a liquid discharge pipe 108 is fixedly connected to the outer wall of the shell 101 and positioned at one end close to the recovery tank 104, the inside of the liquid discharge pipe 108 is in through connection with the recovery tank 104, a valve is fixedly connected to the inside of the liquid discharge pipe 108, sundries outside the radiating blades 109 are intercepted, and the liquid discharge pipe 108 is controlled by the valve to be output to the outside of the device as shown in fig. 2;

The conveying structure 2 comprises a conveying pipeline 201, the whole conveying pipeline 201 is in a zigzag shape, one end of the top of the conveying pipeline 201 penetrates out of the shell 101 and is provided with a liquid inlet 202, one end of the bottom of the conveying pipeline 201 penetrates out and is provided with a liquid outlet 203, the middle surface of the conveying pipeline 201 is fixedly connected with the partition plate 102, the middle part of the conveying pipeline 201 is also in penetrating connection with the heat insulation layer 103, the upper end and the lower end of the outer surface of the conveying pipeline 201 are fixedly connected with a plurality of radiating fins 204, the side wall of each radiating fin 204 faces one end of each radiating fin 109 and is provided with a fin through hole 205, and as shown in fig. 4-5, air flows through the fin through holes 205 and takes away heat in each radiating fin 204;

the cooling mechanism 3 comprises a first cooling pipe 301, the outer wall of the first cooling pipe 301 is in penetrating connection with one side of the radiating fin 204, the bottom end of the first cooling pipe 301 is in penetrating connection with an annular pipe 302, the annular pipe 302 is arranged on the outer side of the conveying pipeline 201, one end of the top of the first cooling pipe 301 penetrates out of the shell 101 and is fixedly connected with the pump 107, one end, far away from the first cooling pipe 301, of the outer wall of the annular pipe 302 is in penetrating connection with a second cooling pipe 303, the outer wall of the second cooling pipe 303 is in penetrating connection with the other side of the radiating fin 204, one end of the top of the second cooling pipe 303 penetrates into the recovery tank 104 and is fixedly connected with a spray head 304, and as shown in fig. 1 and 3, the annular pipe 302 ensures that cooling liquid inside the first cooling pipe 301 and the second cooling pipe 303 mutually circulate;

The whole shower nozzle 304 is located the below of louvre 105, and the whole shower nozzle 304 is located the top of recovery pipe 106, and as shown in fig. 1-2, the shower nozzle 304 delivery outlet is located the below of louvre 105, avoids the coolant liquid to splash into louvre 105 department.

The working principle of the utility model is as follows:

When the device is used, fluid to be cooled is input from the liquid inlet 202 of the conveying pipeline 201, final fluid is output from the liquid outlet 203, during the period, the pump 107 pumps cooling liquid in the recovery tank 104 through the recovery pipe 106, the cooling liquid is conveyed into the first cooling pipe 301 by the pump, the cooling liquid enters the annular pipe 302 and then is conveyed into the second cooling pipe 303, finally the cooling liquid is output from the spray head 304 and is sprayed back into the recovery tank 104, and the cooling liquid takes away heat on the surfaces of the cooling fins 204 during the period that the cooling liquid circulates in the first cooling pipe 301 and the second cooling pipe 303;

Next, air flows are sent into the apparatus main body 1 outside the heat radiating fins 109 and the heat radiating holes 105, and the air flows pass through the fin through holes 205 and the recovery tank 104, and radiate heat from the heat radiating fins 204 and the coolant, respectively.

The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present 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 by further comprising:

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 sink blades (109) are fixedly connected to the front and back sides of the shell (101), and gaps are left between adjacent heat sink blades (109); a drain pipe (108) is fixedly connected to the outer wall of the shell (101) and one end located close to the recovery tank (104); the interior of the drain pipe (108) is through-connected to the recovery tank (104), and a valve is also fixedly connected to the interior of the drain pipe (108).

3. A double-fin heat dissipation device according to claim 1, characterized in that the conveying structure (2) includes a conveying pipe (201), the conveying pipe (201) is zigzag as a whole, the top end of the conveying pipe (201) passes through the outer 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 part of the conveying pipe (201) is also connected to the thermal insulation layer (103).

4. A double-fin heat dissipation device 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 conveying 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 dissipation device according to claim 1, characterized in that the cooling mechanism (3) includes a cooling tube (301), the outer wall of the cooling tube (301) is connected through one side of the heat dissipation fin (204), the bottom end of the cooling tube (301) is connected through 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 casing (101) and is fixedly connected to the pump (107).

6. A double-fin heat dissipation device according to claim 5, characterized in that the outer wall of the annular tube (302) and the end located away from the cooling tube one (301) are connected through cooling tube two (303), the outer wall of the cooling tube two (303) is connected through 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 with a nozzle (304).

7. A double-fin heat dissipation device according to claim 6, characterized in that the nozzle (304) is entirely located below the heat dissipation hole (105), and the nozzle (304) is entirely located above the recovery pipe (106).