External radiator for notebook computer

Abstract

The present invention relates to an external radiator for a laptop computer, comprising a cooling fin, a fan, a heat pipe, a refrigeration component, a temperature-averaging copper plate and a water-cooling component, wherein the water-cooling component is used for cooling and dissipating heat; the structure of the water-cooling component is a water-cooling fin, a water pipe and a water-cooling fan, wherein the water-cooling fan is attached to the surface of the water-cooling fin, the water pipe is connected to the water-cooling fan, and the refrigeration component is attached above the heat dissipation module. When in use, the laptop computer is placed on the external radiator, the water-cooling fin absorbs the heat of the refrigeration component through the water pipe, and then the water-cooling fan is used to dissipate the heat in the water-cooling fin, thereby circulating the heat dissipation of the refrigeration component, and then the refrigeration surface of the refrigeration component absorbs the heat of the heat pipe, the heat pipe absorbs the heat of the cooling fin, and the fan under the cooling fin blows the cold air in the cooling fin to the inside of the computer, so as to cool the computer. By using the water-cooling component to dissipate the heat of the refrigeration component, the heat dissipation efficiency is greatly improved.

Description

Technical Field

[0001] The invention relates to a radiator, in particular to an external radiator for a notebook computer. Background Art

[0002] With the rapid development of science and technology, laptops have become an indispensable tool in people's work and life. However, due to the small size and thinness of laptops, as they are used for a longer time, the laptops themselves will generate a lot of heat, which is difficult to dissipate, causing damage to the laptops and affecting their performance and service life.

[0003] Most existing methods use air-cooled radiators to dissipate heat from laptops, but the heat dissipation effect is not obvious, or use semiconductor refrigeration structures to dissipate heat inside the laptop, but when the environment is at a temperature of 25°C or higher, the heat dissipation effect will also deteriorate. Summary of the invention

[0004] The purpose of the present invention is to provide an external radiator for a notebook computer, aiming to solve the problem of low heat dissipation efficiency of the existing notebook computer.

[0005] The technical solution provided by the present invention to solve the technical problem is as follows:

[0006] The invention discloses an external radiator for a laptop computer, which is placed at the bottom of the laptop computer. The external radiator for the laptop computer comprises a shell, which comprises an outer shell and a bottom shell. An air cooling component, a refrigeration component and a water cooling component are arranged in the shell. The air cooling component comprises a cold air fan and a heat conducting pipe. The water cooling component comprises water cooling fins, a water cooling fan, a heat dissipation module and a water pipe for connecting the water cooling fins and the heat dissipation module. The heat dissipation module is fixed on the bottom shell, a refrigeration component is attached above the heat dissipation module, and the refrigeration component is connected to the air cooling component through the heat conducting pipe.

[0007] Furthermore, the water cooling fins are vertically fixed to one side of the refrigeration assembly, the water cooling fan is located between the refrigeration assembly and the water cooling fins, the water cooling fan is attached to the water cooling fins, and the air outlet of the water cooling fan faces the water cooling fins.

[0008] Furthermore, the air cooling component also includes cold air fins, and the cold air fins are attached to the upper surface of the cold air fan.

[0009] Further, the refrigeration component may be a refrigeration component.

[0010] Furthermore, the water pipe includes an inlet pipe and an outlet pipe, the first ends of the inlet pipe and the outlet pipe are respectively connected to the heat dissipation module, and the second ends are respectively connected to the water cooling fins. The inlet pipe transfers cooling water to the heat dissipation module to dissipate heat from the refrigeration component, and the outlet pipe discharges the water in the heat dissipation module that has absorbed the heat of the refrigeration component into the water cooling fins.

[0011] Furthermore, the water cooling fan includes a plurality of fans, and the plurality of fans are attached side by side on the surface of the water cooling fins.

[0012] Furthermore, the external radiator of the laptop computer also includes a temperature-averaging copper plate, which is located between the refrigeration component and the heat pipe. The first end of the heat pipe passes through the cold air fins, the second end of the heat pipe is in contact with the upper surface of the temperature-averaging copper plate, and the lower surface of the temperature-averaging copper plate is in contact with the upper surface of the refrigeration component.

[0013] Furthermore, the first end of the heat pipe is a cylinder, and the second end is a flat cylinder.

[0014] Furthermore, the cold air fan includes at least two cold air fans, and there are at least two cold air fins, which correspond to the cold air fans one by one, and at least two cold air fans are arranged side by side between the cold air fins and the heat conduction pipe.

[0015] Furthermore, the refrigeration component includes a refrigeration surface and a heating surface opposite to the refrigeration surface, the refrigeration surface is in contact with the temperature-averaging copper plate, and the heating surface is in contact with the heat dissipation module.

[0016] The present invention also discloses the following technical solution:

[0017] A notebook computer external radiator is placed at the bottom of the notebook computer, characterized in that the notebook computer external radiator comprises a shell, wherein an air-cooling assembly, a refrigeration assembly and a water-cooling assembly are arranged in the shell, the air-cooling assembly comprises a cold air fan and cold air fins matched with the cold air fan, the water-cooling assembly comprises water-cooling fins, a water-cooling fan matched with the water-cooling fins, a heat dissipation module and a water pipe used to connect the water-cooling fins and the heat dissipation module, the water pipe forms a circulating water path between the inside of the water-cooling fins and the inside of the heat dissipation module, the heat dissipation module cooperates with the refrigeration assembly to achieve heat transfer, the cold air fins cooperate with the refrigeration assembly to achieve heat transfer, the water-cooling assembly dissipates heat to the refrigeration assembly through the circulating water path, the refrigeration assembly dissipates heat to the cold air fins, the cold air fan blows the cold air cooled by the cold air fins out of the shell to cool the electronic equipment, and the water-cooling fan blows the heat on the water-cooling fins out of the shell.

[0018] The beneficial effects of the present invention are:

[0019] Compared with the prior art, the external radiator for a laptop computer of the present invention comprises an air cooling component and a water cooling component. The air cooling component directly dissipates heat from the bottom of the laptop computer, and the water cooling component dissipates heat from the high-temperature side of the refrigeration component, so that the refrigeration component can continue to work efficiently, thereby improving the heat dissipation efficiency of the laptop computer and extending its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention will be further described below in conjunction with the drawings and embodiments.

[0021] Figure 1 It is a structural schematic diagram of the external radiator for a notebook computer provided by the present invention in a working state;

[0022] Figure 2 yes Figure 1 Exploded diagram of an external radiator for a laptop computer;

[0023] Figure 3 yes Figure 2 A is a partial enlarged schematic diagram;

[0024] Figure 4 It is a schematic top view from the bottom shell portion of the present invention.

[0025] Explanation of the reference numerals: 1-shell, 11-bottom shell, 12-outer shell, 21-cold air fan, 22-heat pipe, 23-cold air fins, 3-refrigeration component, 41-water cooling fins, 42-water cooling fan, 43-heat dissipation module, 44-water pipe, 5-ventilation hole, 6-air inlet hole, 7-temperature-averaging copper plate, upper end surface-8, side surface-9, 20-laptop computer, 30-external radiator DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0027] In order to illustrate the technical solution of the present invention, a specific embodiment is provided below for illustration.

[0028] Reference Figure 1 As shown, the positional relationship between the laptop computer 20 and the external radiator 30 in a preferred embodiment of the present invention is that the laptop computer is placed on the upper end surface 8 of the triangular prism-shaped external radiator 30, and the external radiator 30 is placed horizontally on the desktop, with the bottom being a rectangle, and the two sides of the radiator forming a right triangle are respectively the left and right sides of the radiator.

[0029] Reference Figure 2As shown, in this embodiment, the external radiator 30 includes a shell 1, the shell 1 includes an outer shell 12 and a bottom shell 11, and an air cooling component, a refrigeration component and a water cooling component are arranged in the shell 1, the air cooling component includes a cold air fan 21 and a heat pipe 22, the water cooling component includes water cooling fins 41, a water cooling fan 42, a heat dissipation module 43 and a water pipe 44 for connecting the water cooling fins 41 and the heat dissipation module 43, the heat dissipation module 43 is fixed on the bottom shell 11, and a refrigeration component 3 is attached above the heat dissipation module 43, and the refrigeration component 3 is connected to the air cooling component through the heat pipe 22.

[0030] Specifically, the shell 12 of the housing 1 is in the shape of a triangular prism, including an upper end surface 8 for placing a laptop computer, side surfaces 9 perpendicular to the upper end surface 8 and symmetrically arranged on both sides of the upper end surface 8, and a front end surface for connecting the side surfaces 9 and the upper end surface 8, wherein the upper end surface 8 is preferably a rectangle, and the side surfaces 9 are preferably right-angled triangles, and the parts where the two side surfaces 9 are connected to the front end surface and the upper end surface 8 form a accommodating cavity.

[0031] This embodiment combines an air cooling component that dissipates heat through air cooling and a water cooling component that dissipates heat through water cooling to dissipate heat for a laptop computer. The key point is that the water cooling component is used to dissipate heat for the refrigeration component 3, ensuring that the refrigeration component always maintains a low temperature, thereby improving the heat dissipation efficiency.

[0032] In one embodiment, the water cooling fin 41 is placed in the receiving cavity of the housing 1. Figure 3 As shown, the water-cooling fins 41 are vertically placed near the front end surface, the air-cooling assembly is placed at the end away from the front end surface, the refrigeration assembly is located between the air-cooling assembly and the water-cooling assembly, the water-cooling fan 42 is located between the refrigeration assembly 3 and the water-cooling fins 41, the water-cooling fan 42 is attached to the water-cooling fins 41, and the air outlet of the water-cooling fan 42 faces the water-cooling fins 41.

[0033] The water-cooling fins 41 absorb the heat of the refrigeration assembly 3 through the water pipes 44, and the water-cooling fan 42 blows air to the inside of the water-cooling fins 41 to dissipate heat, thereby performing cyclic heat dissipation.

[0034] In one embodiment, the air cooling assembly also includes a cold air fin 23, the cold air fan 21 is attached to the lower surface of the cold air fin 23, the cold air fin 23 is located below the upper end surface 8 of the outer shell 12, and the first end 221 of the heat pipe can absorb heat from the bottom of the laptop computer and transfer it to the second end 222 of the heat pipe.

[0035] The cold air fan 21 dissipates heat from the heat pipe 22 , and the cold air fins 23 absorb the cold air transmitted by the heat pipe 22 to dissipate heat from the bottom of the notebook computer 20 .

[0036] In one embodiment, the first end 221 of the heat pipe 22 is a cylinder, and the second end 222 is a flat cylinder. The first end 221 can better penetrate the water-cooling fins 41, and the second end 222 is a flat cylinder, which can enable the heat pipe 22 to better adhere to the lower surface of the cold air fan 21 and the upper surface of the temperature-averaging copper plate 7.

[0037] In one embodiment, the cold air fan 21 includes at least two cold air fans 21, and there are also at least two cold air fins 23, which correspond one to one with the cold air fans 21. At least two cold air fans 21 are arranged side by side between the cold air fins 23 and the heat pipe 22, so that at least two cold air fans 21 can dissipate heat from the cold air fins 23 at the same time, thereby enhancing the heat dissipation effect.

[0038] In one embodiment, the refrigeration component 3 can be a semiconductor refrigeration chip, which is composed of many N-type semiconductor and P-type semiconductor particles arranged with each other. The N-type and P-type semiconductors are usually connected by metal conductors such as copper and aluminum to form a complete circuit. Finally, the circuit is clamped by two ceramic sheets with good thermal conductivity and insulation properties.

[0039] In one embodiment, the water pipe 44 includes a water inlet pipe and a water outlet pipe, the first ends of the water inlet pipe and the water outlet pipe are respectively connected to the heat dissipation module 43, and the second ends are respectively connected to the water cooling fins 41. The water inlet pipe transfers cooling water to the heat dissipation module 43 to dissipate heat for the refrigeration component 3, and the water outlet pipe discharges the water in the heat dissipation module 43 that has absorbed the heat of the refrigeration component 3 into the water cooling fins 41, and the water cooling component 4 thereby dissipates heat for the refrigeration component 3.

[0040] In one embodiment, the water cooling fan 42 includes a plurality of fans, which are attached side by side to the surface of the water cooling fins 41 , and the air outlets of the water cooling fan 42 face the water cooling fins 41 . The plurality of fans blow air to the water cooling fins 41 simultaneously to dissipate heat.

[0041] In one embodiment, the external radiator of the laptop computer also includes a temperature-averaging copper plate 7, which can balance the heat transferred by the heat pipe 22 to prevent the radiator from overheating. The temperature-averaging copper plate 7 is located between the refrigeration component 3 and the heat pipe 22, and the lower surface of the temperature-averaging copper plate 7 is in contact with the upper surface of the refrigeration component 3. The first end 221 of the heat pipe 22 is inserted through the cold air fin 23, and the second end 222 of the heat pipe 22 is in contact with the upper surface of the temperature-averaging copper plate 7.

[0042] In one embodiment, the refrigeration component 3 includes a refrigeration surface and a heating surface opposite to the refrigeration surface. The refrigeration surface of the refrigeration component is in contact with the lower surface of the temperature-averaging copper plate 7, and the heating surface is in contact with the upper surface of the heat dissipation module 43. When the refrigeration component 3 is refrigerating, the temperature of the refrigeration surface can be reduced, thereby cooling the temperature-averaging copper plate 7.

[0043] In one embodiment, a plurality of ventilation holes 5 are provided on both side surfaces of the housing 12 so that the airflow blown out from the water cooling fins 41 can be discharged to the outside of the housing 12 through the ventilation holes 5, thereby keeping the ambient temperature in the housing 12 at a relatively low state.

[0044] In one embodiment, a plurality of air inlet holes 6 corresponding to the air inlet of the cold air fan 21 are further provided on the bottom shell 11 of the housing 1 , and the airflow in the external space can flow into the air inlet of the cold air fan 21 through the air inlet holes 6 .

[0045] Compared with the prior art, the present invention provides an external radiator for a laptop computer. When the laptop computer is placed on the external radiator, the water cooling fins absorb the heat of the refrigeration component through the water pipes, and then the water cooling fan is used to dissipate the heat in the water cooling fins, so as to circulate the heat of the refrigeration component, and then the refrigeration surface of the refrigeration component absorbs the heat of the heat pipe, the heat pipe absorbs the heat of the cold air fins, and the fan under the cold air fins blows the cold air in the cold air fins to the inside of the computer to cool the computer. By using the water cooling component to dissipate the heat of the refrigeration component, the heat dissipation efficiency is greatly improved.

[0046] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0047] In addition, it should be understood that although the present specification is described according to embodiments, not every embodiment contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation methods that those skilled in the art can understand.

Claims

1. An external radiator for a laptop computer, placed at the bottom of the laptop computer, characterized in that: The laptop external radiator comprises a shell, the shell comprises an outer shell and a bottom shell, an air cooling component, a refrigeration component and a water cooling component are arranged in the shell, and the shell is defined with an inclined upper end surface for supporting the laptop, two side surfaces perpendicular to the upper end surface and symmetrically arranged on both sides of the upper end surface, and a front end surface for connecting the two side surfaces and the upper end surface; The air cooling assembly includes a cold air fan and cold air fins matched with the cold air fan, the cold air fins are located below the upper end surface of the shell, and the air outlet of the cold air fan is attached to the bottom of the cold air fins; A plurality of air inlet holes are arranged on the bottom shell and correspond to the lower part of the air inlet of the cold air fan; The water cooling assembly includes water cooling fins, a water cooling fan, a heat dissipation module and a water pipe, wherein the water pipe forms a circulating water path between the inside of the water cooling fins and the inside of the heat dissipation module; The water cooling fins are vertically arranged near the front end surface; The water cooling fan is attached to the water cooling fins and is located between the water cooling fins and the air cooling assembly; The refrigeration assembly includes a refrigeration surface and a heating surface opposite to the refrigeration surface, and the heating surface is attached to the heat dissipation module to achieve heat transfer; The temperature-averaging copper plate is attached to the cooling surface of the cooling component to achieve heat transfer; The heat conducting pipe is formed with a first end and a second end, the first end is inserted through the cold air fins, and the second end is in contact with the upper surface of the temperature-averaging copper plate, and the heat conducting pipe realizes heat transfer between the cold air fins and the temperature-averaging copper plate; The water cooling component dissipates heat from the heating surface of the refrigeration component through a circulating water circuit, the water cooling fan blows the heat on the water cooling fins out of the shell to cool the water cooling fins, the cooling surface of the refrigeration component cools the cold air fins through a heat pipe, and the cold air fan blows the cold air cooled by the cold air fins out of the shell to cool the laptop computer.

2. The external radiator for notebook computers according to claim 1, characterized in that: The water cooling fan comprises a plurality of fans, and the plurality of fans are attached side by side to the surface of the water cooling fins.

3. The external radiator for notebook computers according to claim 1, characterized in that: The first end of the heat conducting pipe is a cylinder, and the second end is a flat cylinder.

4. The external radiator for notebook computers according to claim 1, characterized in that: The cold air fan includes at least two cold air fans, and there are also at least two cold air fins, which correspond to the cold air fans one by one. At least two cold air fans are arranged side by side between the cold air fins and the heat conducting pipe.

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