TW202350055A - Air cooling system - Google Patents

Abstract

An air cooling system for electronic devices includes a body, a thermal conduction component, and a heat dissipation fan. The body has a heat dissipation port and air inlet ports, in which the air inlet ports are respectively located at a first housing part and a second housing part of the body. The first housing part is opposite to the second housing part. The thermal conduction component is disposed in the body and is configured to thermally contact a heat source. The heat dissipation fan is disposed in the body and includes a first axial air inlet port, a second axial air inlet port, and a plurality of radial air outlet ports. The first axial air inlet port corresponds to one of the air inlet ports of the housing part. The second axial air inlet port is opposite to the first axial air inlet port and corresponds to one of the air inlet ports of the second housing part. The working fluid generated by the heat dissipation fan flows from the radial air outlet ports to the thermal conduction component in different directions.

Description

air cooling system

The present disclosure relates to an air cooling system, and in particular to an air cooling system for electronic devices.

As the performance of electronic devices continues to improve, the requirements for cooling efficiency of electronic devices are also getting higher and higher, especially for gaming laptops. While improving processor performance, in order to enhance heat dissipation and cooling, the air-cooling system required for gaming laptops is often more complex and bulky, making gaming laptops thicker than ordinary laptops. It's also heavier, which reduces the portability of gaming laptops.

Therefore, how to propose an air cooling system that can solve the above problems is one of the problems that the industry is currently eager to invest in research and development resources to solve.

In view of this, one purpose of the present disclosure is to provide an air cooling system that can solve the above problems.

The present disclosure relates to an air cooling system for an electronic device including a body, a heat conduction component and a cooling fan. The body has a heat dissipation port and an air inlet, and the air inlets are respectively located at the first shell part and the second shell part of the body. The first shell part is opposite to the second shell part. The thermal conductive component is arranged in the body and configured to thermally contact the heat source. The cooling fan is arranged in the body and includes a first axial air inlet, a second axial air inlet and a radial air outlet. The first axial air inlet corresponds to one of the air inlets of the first shell part. The second axial air inlet is opposite to the first axial air inlet and corresponds to one of the air inlets of the second shell part. The working fluid generated by the cooling fan flows from the radial air outlet to the heat transfer component in different directions.

In some embodiments, the body further includes a side shell part, the side shell part is connected between the first shell part and the second shell part, and the heat dissipation port is provided in the side shell part.

In some embodiments, the thermally conductive component is completely disposed around the cooling fan.

In some embodiments, the thermally conductive component is partially disposed around the cooling fan.

In some embodiments, the thermally conductive component is a vapor chamber, a heat pipe, a graphite sheet, or a highly conductive metal.

In some embodiments, the body further includes a retractable bracket connected to a side of the second shell part away from the first shell part.

In some embodiments, the body further includes a baffle connected to a side of the second shell part away from the first shell part and located between the air inlet and the heat dissipation port of the second shell part.

In some embodiments, the air cooling system further includes a cooling fan disposed adjacent to the heat conduction component, and the cooling fan includes a third axial air inlet, a fourth axial air inlet, and a lateral air outlet. The third axial air inlet corresponds to one of the air inlets of the first shell part. The fourth axial air inlet is opposite to the third axial air inlet and corresponds to one of the air inlets of the second shell part.

In some embodiments, the thermally conductive component is completely disposed around the cooling fan.

In some embodiments, the thermally conductive component is partially disposed around the cooling fan.

In some embodiments, the thermally conductive component is a vapor chamber, a heat pipe, a graphite sheet, or a highly conductive metal.

In some embodiments, the body further includes a retractable bracket connected to a side of the second shell part away from the first shell part.

In some embodiments, the lateral air outlet of the cooling fan opens toward the heat dissipation vent.

In some embodiments, the body further includes a baffle pad connected to a side of the second shell part away from the first shell part and located between the air inlet and the heat dissipation port of the second shell part.

In some embodiments, the lateral air outlet of the cooling fan is far away from the heat dissipation opening, the side shell further provides a cooling outlet corresponding to the lateral air outlet, and the heat conduction component further includes a thermal conductive element extending between the lateral air outlet and the cooling outlet.

In some embodiments, the body further includes a baffle pad connected to a side of the second shell part away from the first shell part and located between the air inlet and the heat dissipation port or cooling port of the second shell part.

In some embodiments, the cooling fan further includes a housing and a first baffle. The housing has a third axial air inlet, a fourth axial air inlet and a lateral air outlet. The first blocking body surrounds the housing.

In some embodiments, the cooling fan further includes a housing and a second baffle. The housing has a third axial air inlet, a fourth axial air inlet and a lateral air outlet. The second baffle is disposed on the housing, located at the outer edge of the third axial air inlet and the fourth axial air inlet, and abuts against the first shell part and the second shell part respectively.

To sum up, in the air cooling system of the present disclosure, the air inlets located in the first shell part and the second shell part improve the cooling efficiency by increasing the intake volume of cold air. The heat transfer component uses the working fluid generated by the cooling fan to evenly disperse the heat from the heat source. Cooling fans further enhance convection and direct heat to heat dissipation vents or cooling vents. The heat-conducting element extended from the heat-conducting component can further dissipate the heat of the heat-conducting component and guide the heat to the air outlet of the cooling fan. In addition, the retractable bracket raises the body to increase the amount of cold air intake through the air inlet of the second shell. At the same time, the baffle separates the air flow between the air inlet of the second shell and the heat dissipation or cooling vents. Open to prevent hot air from flowing back into the system. Compared with the air cooling system currently commonly used in electronic devices, it can achieve a better heat dissipation and cooling effect.

These and other aspects of the present disclosure will become apparent from the following description of preferred embodiments taken in conjunction with the accompanying drawings, but may be made without departing from the spirit and scope of the novel concepts of the present disclosure. changes and modifications.

The following disclosure will now be described more fully herein by drawings and references, in which some exemplary embodiments are shown. The present disclosure may be implemented in different forms and should not be limited by the embodiments mentioned below. However, these embodiments are provided to facilitate a more complete understanding of the disclosure and to fully convey the scope of the invention to those skilled in the art. The same reference numbers will be used throughout the text to refer to similar elements.

Please refer to FIG. 1A , which illustrates a front perspective view of the body 100 according to some embodiments of the present disclosure. As shown in FIG. 1A , the body 100 has a first shell part 110 . The first housing part 110 has several air inlets 112-1, 112-2. Although only three air inlets 112-1, 112-2 are shown in the embodiment illustrated in FIG. 1A, it should be understood that the first housing portion 110 may include any number, any size, and any distribution of air inlets. 112-1, 112-2, while remaining within the scope of the present disclosure. In addition, in the embodiment in which the body 100 is combined with a notebook computer, in order to cooperate with the arrangement of the air inlet 112-1, the configuration of the input interfaces such as the keyboard and the touchpad is adjusted to be located on the first shell portion 110 away from the air inlet 112-1. One fate.

Please refer to FIG. 1B , which illustrates a back perspective view of the body 100 according to some embodiments of the present disclosure. As shown in Figure 1B, the body 100 has a second shell part 120, and the second shell part 120 is opposite to the first shell part 110. The second housing part 120 has several air inlets 122-1, 122-2. Although only three air inlets 122-1, 122-2 are shown in the embodiment shown in FIG. 1B, it should be understood that the second shell part 120 may include any number, any size, and any distribution of air inlets. 122-1, 122-2, while remaining within the scope of this disclosure. The body 100 further has a side shell part 130 . The side shell part 130 is connected between the first shell part 110 and the second shell part 120 . As shown in FIG. 1B , the side shell portion 130 has a heat dissipation port 101 .

Please refer to FIG. 1C , which illustrates a three-dimensional configuration diagram of the heat conduction component 102 and the cooling fan 103 inside the body 100 according to some embodiments of the present disclosure. As shown in Figure 1C, the heat conduction component 102 is completely arranged around the cooling fan 103. In some embodiments, the heat conduction component 102 is partially disposed around the cooling fan 103 (refer to FIG. 2A ).

Thermal conductive component 102 is configured to thermally contact the heat source of the electronic device. The number of heat sources is not limited to one. If the electronic device has two heat sources, they are arranged on opposite sides of the cooling fan 103 to disperse the heat sources and reduce the superposition of heat energy generated by the two heat sources. Similarly, if the electronic device has more than three heat sources, they are all arranged around the cooling fan 103 . In embodiments of the present disclosure, the electronic device may be, but is not limited to, a portable electronic device such as a notebook computer or a palmtop computer.

The thermal conductive component 102 may be a vapor chamber, a heat pipe, a graphite sheet, a high-conductivity metal, or other components that can absorb and disperse the heat source to the thermal conductive component 102 . It should be understood that the heat conduction component 102 can have different shapes and configurations in accordance with the configuration of the cooling fan 103 or other heat dissipation and cooling devices.

Please refer to FIG. 1D and FIG. 1E , which respectively illustrate a perspective view and a side view of the cooling fan 103 according to some embodiments of the present disclosure. As shown in Figures 1D and 1E, the cooling fan 103 includes a first axial air inlet 104, a second axial air inlet 106 and a plurality of radial air outlets 105. The first axial air inlet 104 corresponds to one of the air inlets 112-1 and 122-2 of the first shell part 110. For example, as shown in Figure 1A, the air inlet 112-1 is located in the center of the first shell part 110. . The second axial air inlet 106 is opposite to the first axial air inlet 104 and corresponds to one of the air inlets 122-1 and 122-2 of the second shell part 120. For example, as shown in Figure 1B, it is located on the second The air inlet 122-1 is located in the center of the shell 120. The cooling fan 103 takes in air from outside the system, and the introduced cold air is blown radially to the heat conduction component 102 in different directions through the radial air outlet 105 .

As shown in Figure 1C, the cooling fan 103 is surrounded by the heat conduction component 102. The cold air generated by it can accelerate the heat conduction component 102 to evenly distribute the heat from the heat source to all parts of the heat conduction component 102, thereby improving the heat dissipation efficiency of the heat conduction component 102. The hot air generated after the cold air absorbs heat is discharged to the outside of the body 100 through the heat dissipation vent 101 .

Please refer to Figure 1F, which illustrates a three-dimensional configuration diagram of the heat conduction component 102, the cooling fan 103 and the heat exchanger 107 inside the body 100 according to some embodiments of the present disclosure. As shown in Figure 1F, the heat exchanger 107 (such as a heat dissipation fin) is located on one edge of the heat conduction component 102 and corresponds to the heat dissipation opening 101 of the side shell portion 130 (as shown in Figure 1B), and is configured to Increase the heat convection and heat radiation area and improve heat dissipation efficiency.

Please refer to Figure 1G, which illustrates a back perspective view of the body 100 according to some embodiments of the present disclosure. In some embodiments, the body 100 further includes a retractable bracket 108 . In Figure 1A, the retractable bracket 108 is in a folded state, and in Figure 1G, the retractable bracket 108 is in an unfolded state. As shown in FIGS. 1A and 1G , the retractable bracket 108 is connected to the side of the second shell part 120 away from the first shell part 110 . The retractable bracket 108 increases the amount of cold air intake through the air inlets 122-1 and 122-2 of the second shell part 120 by raising the body 100 from the ground. Although only one retractable bracket 108 is shown in the embodiment shown in FIGS. 1A and 1G , it should be understood that the body 100 can include any number of retractable brackets 108 according to air intake requirements while maintaining the within the scope of this disclosure.

In some embodiments, the retractable bracket 108 can be adjusted to a solid sheet structure, as shown in Figures 1A and 1G, and can further serve as a blocking pad in the folded or unfolded state, along the The side direction of the second shell part 120 is disposed across the air inlet 122-1 of the second shell part 120 and the heat dissipation port 101, which can prevent the hot air discharged from the heat dissipation port 101 from re-passing through the air inlet 122-1. into the system and reduce overall cooling efficiency.

Please refer to FIG. 2A , which illustrates a top view of the heat conduction component 102 , the cooling fan 103 and the two cooling fans 201 inside the body 100 according to some embodiments of the present disclosure. As shown in FIG. 2A , the cooling fan 201 is disposed adjacent to the heat conduction component 102 and is configured to increase the intake amount of cold air. Although only two cooling fans 201 are shown in the embodiment illustrated in FIG. 2A , it should be understood that the body 100 may include any number of cooling fans 201 while remaining within the scope of the present disclosure.

Please refer to FIG. 2B and FIG. 2C, which respectively illustrate a perspective view and a side view of the cooling fan 201 according to some embodiments of the present disclosure. As shown in Figures 2B and 2C, the cooling fan 201 includes a third axial air inlet 202, a fourth axial air inlet 204 and a lateral air outlet 203. The third axial air inlet 202 corresponds to one of the air inlets 112-1 and 112-2 of the first shell part 110, such as the air inlets 112-2 on both sides of the first shell part 110. The fourth axial air inlet 204 is opposite to the third axial air inlet 202 and corresponds to one of the air inlets 122-1 and 122-2 of the second shell part 120, such as the air inlets on both sides of the second shell part 120. Mouth 122-2.

In the embodiment corresponding to FIG. 2A , the lateral air outlet 203 of the cooling fan 201 opens toward the heat dissipation vent 101 . The cooling fan 201 takes in air from outside the system, and the introduced cold air is blown from the side air outlet 203 to the heat dissipation vent 101 . The cold air exchanges heat with the heat conduction component 102, and the hot air generated after absorbing the heat is discharged to the outside of the body 100 through the heat dissipation port 101. At the same time, the air convection inside the body 100 is accelerated, and the heat accumulation in the dead zone of the flow field is reduced.

As shown in Figures 2B and 2C, in some embodiments, the cooling fan 201 further includes a housing 205, a first baffle 207 and a second baffle 206. The housing 205 has a third axial air inlet 202 , a fourth axial air inlet 204 and a lateral air outlet 203 . The first baffle 207 surrounds the housing 205 and is configured to prevent the heat carried by the heat conduction component 102 adjacent to the cooling fan 201 from heating the cooling fan 201, causing the cold air introduced by the cooling fan 201 to be heated, thereby reducing the cooling efficiency. The second baffles 206 are disposed on the housing 205, respectively located at the outer edges of the third axial air inlet 202 and the fourth axial air inlet 204, and at the same time abut against the first shell part 110 and the second shell part 120 respectively. The purpose is to ensure that the air introduced by the third axial air inlet 202 and the fourth axial air inlet 204 comes from outside the system, rather than from higher temperature air circulating in the casing.

Please refer to Figure 2D, which illustrates a top view of the heat conduction component 102, the cooling fan 103 and the two cooling fans 201 inside the body 200 according to other embodiments of the present disclosure. As shown in FIG. 2D , the cooling fan 201 is disposed adjacent to the heat conduction member 102 . Although only two cooling fans 201 are shown in the embodiment illustrated in Figure 2D, it should be understood that the body 200 may include any number of cooling fans 201 while remaining within the scope of the present disclosure.

In some embodiments, the lateral air outlet 203 of the cooling fan 201 opens away from the heat dissipation vent 101 . For example, as shown in FIG. 2D , the opening direction of the lateral air outlet 203 of the cooling fan 201 is perpendicular to the opening direction of the heat dissipation vent 101 , and the opening directions of the two cooling fans 201 are opposite to each other. Corresponding to the lateral air outlets 203 of the two cooling fans 201, the side shell portion 130 is further provided with two cooling ports 210 (see FIG. 2E). The thermally conductive component 102 further includes a thermally conductive element 208 configured to guide the heat of the thermally conductive component 102 to a specific location for heat dissipation. As shown in Figure 2D, the two heat conductive elements 208 respectively extend between the lateral air outlets 203 and the two cooling ports 210 of the two cooling fans 201.

In some embodiments, as shown in Figure 2D, a heat exchanger 209 (such as a heat dissipation fin) is further provided to increase the heat convection and heat radiation area. One side of the heat exchanger 209 is located in front of the lateral air outlet 203 of the cooling fan 201, and the other side of the heat exchanger 209 corresponds to the cooling port 210 of the side shell portion 130 (see Figure 2E).

Specifically, the cooling fan 103 takes in air from outside the system, and the cold air introduced is blown radially to the heat conduction component 102 in different directions from the radial air outlet 105, accelerating the heat conduction component 102 to evenly disperse the heat from the heat source. Part of the heat is guided to the lateral air outlet 203 of the cooling fan 201 through the heat conduction element 208, and the hot air generated after the cold air introduced by the cooling fan 103 absorbs the heat is discharged to the body 200 through the heat dissipation outlet 101 (refer to Section 2E Figure) External. At the same time, the cooling fan 201 also takes in air from outside the system. The introduced cold air is blown out through the side air outlet 203 and performs heat exchange with the heat exchanger 209. The hot air generated after the cold air absorbs heat is then blown out through the cooling port 210 ( (Refer to Figure 2E) is discharged to the outside of the body 200.

As shown in Figures 2B and 2C, the casing 205 and the first baffle 207 included in the cooling fan 201. In the embodiment corresponding to Figure 2D, the cooling fan 103 and the two cooling fans 201 each have The independent (heat) flow field prevents unnecessary heat transfer caused by hot air backflow in the body 200.

Please refer to FIG. 2E , which illustrates a back perspective view of the body 200 according to other embodiments of the present disclosure. As shown in Figure 2E, in some embodiments, in addition to the retractable bracket 108 that can also serve as a barrier, the body 200 further provides two barriers on the side of the second shell part 120 away from the first shell part 110. MAT 211. The baffle 211 is disposed across the air inlet 122-2 and the cooling port 210 of the second shell part 120 along the side direction of the second shell part 120 to prevent the hot air discharged from the cooling port 210 from re-entering the air inlet 122-2 of the second shell part 120. Air port 122-2 enters the system, reducing cooling efficiency.

From the above detailed description of the specific embodiments of the present disclosure, it can be clearly seen that in the air cooling system of the present disclosure, the air inlets located in the first shell part and the second shell part increase the intake volume of cold air. Improve cooling efficiency. The heat transfer component uses the working fluid generated by the cooling fan to evenly disperse the heat from the heat source. Cooling fans further enhance convection and direct heat to heat dissipation vents or cooling vents. The heat-conducting element extended from the heat-conducting component can further dissipate the heat of the heat-conducting component and guide the heat to the air outlet of the cooling fan. In addition, the retractable bracket raises the body to increase the amount of cold air intake through the air inlet of the second shell. At the same time, the baffle separates the air flow between the air inlet of the second shell and the heat dissipation or cooling vents. Open to prevent hot air from flowing back into the system. Compared with the air cooling system currently commonly used in electronic devices, it can achieve a better heat dissipation and cooling effect.

The foregoing description is merely illustrative and descriptive of exemplary embodiments of the present disclosure, and is not intended to be exhaustive or to limit the precise forms of the invention disclosed in the present disclosure. The above teachings may be modified or varied.

The embodiments were chosen and described in order to explain the contents of the present disclosure and their practical applications to thereby inspire others skilled in the art to utilize the disclosure and various embodiments and with various modifications as are suited to the particular use contemplated. Alternative embodiments will be apparent to those skilled in the art to which this disclosure belongs without departing from the spirit and scope of this disclosure. Therefore, the scope of the present disclosure is determined by the appended claims rather than by the foregoing specification and the exemplary embodiments described therein.

100,200:Machine 101:Heat dissipation vent 102:Thermal conductive components 103: Cooling fan 104: First axial air inlet 105: Radial air outlet 106: Second axial air inlet 107,209:Heat exchanger 108: Retractable stand 110:First Shell Department 112-1,112-2,122-1,122-2: Air inlet 120:Second shell part 130: Side shell part 201: Cooling fan 202:Third axial air inlet 203: Side air outlet 204: The fourth axial air inlet 205: Shell 206:Second blocking body 207:First blocking body 208: Thermal conductive element 210: Cooling port 211:Block pad

The drawings illustrate one or more embodiments of the disclosure and, together with the written description, serve to explain principles of the disclosure. Wherever possible, the same drawing numbers will be used throughout the drawings to refer to similar or identical elements of the embodiments, where: Figure 1A is a front perspective view of a body according to some embodiments of the present disclosure. Figure 1B is a back perspective view of a body according to some embodiments of the present disclosure. Figure 1C is a three-dimensional configuration diagram illustrating the heat conduction components and cooling fans inside the machine body according to some embodiments of the present disclosure. Figure 1D is a perspective view of a cooling fan according to some embodiments of the present disclosure. Figure 1E is a side view of a cooling fan according to some embodiments of the present disclosure. Figure 1F is a three-dimensional configuration diagram illustrating the heat conduction components, cooling fans and heat exchangers inside the body according to some embodiments of the present disclosure. Figure 1G is a back perspective view of a body according to some embodiments of the present disclosure. Figure 2A is a top view illustrating the arrangement of heat conduction components, heat dissipation fans and cooling fans inside the machine body according to some embodiments of the present disclosure. Figure 2B is a perspective view of a cooling fan according to some embodiments of the present disclosure. Figure 2C is a side view of a cooling fan according to some embodiments of the present disclosure. Figure 2D is a top plan view illustrating the heat conduction components, heat dissipation fans and cooling fans inside the machine body according to other embodiments of the present disclosure. Figure 2E is a back perspective view of a body according to other embodiments of the present disclosure.

Domestic storage information (please note in order of storage institution, date and number) without Overseas storage information (please note in order of storage country, institution, date, and number) without

100: Body

110:First Shell Department

112-1,112-2: Air inlet

Claims (18)

An air cooling system for electronic devices, including: a body having a heat dissipation port and a plurality of air inlets, wherein the air inlets are respectively located in a first shell part and a second shell part of the body, the The first shell part is opposite to the second shell part; A heat conductive component is disposed within the body and configured to thermally contact a heat source; and A cooling fan is installed in the body and includes: A first axial air inlet corresponding to one of the air inlets of the first shell part; a second axial air inlet, opposite to the first axial air inlet, and corresponding to one of the air inlets of the second shell part; and A plurality of radial air outlets, wherein a working fluid generated by the cooling fan flows from the radial air outlets to the heat conduction component in different directions. The air cooling system of claim 1, wherein the body further includes a side shell part, the side shell part is connected between the first shell part and the second shell part, and the heat dissipation port is provided on the side shell part department. The air cooling system of claim 1, wherein the heat conductive component is completely arranged around the cooling fan. The air cooling system of claim 1, wherein the heat conduction component is partially arranged around the cooling fan. The air cooling system as claimed in claim 1, wherein the heat conductive component is a vapor chamber, a heat pipe, a graphite sheet or a highly conductive metal. The air cooling system of claim 1, wherein the body further includes at least one retractable bracket connected to a side of the second shell part away from the first shell part. The air cooling system of claim 1, wherein the body further includes at least one retractable baffle pad connected to the side of the second shell part away from the first shell part and located on the second shell part. between the air inlet and the heat dissipation vent. The air-cooling system of claim 2 further includes a cooling fan, which is disposed adjacent to the heat transfer component, and the cooling fan includes: a third axial air inlet corresponding to the other of the air inlets of the first shell part; a fourth axial air inlet, opposite to the third axial air inlet, and corresponding to the other of the air inlets of the second shell part; and One side facing the air outlet. The air cooling system of claim 8, wherein the heat conductive component is completely arranged around the cooling fan. The air cooling system of claim 8, wherein the heat conductive component is partially disposed around the cooling fan. The air cooling system of claim 8, wherein the heat conductive component is a vapor chamber, a heat pipe, a graphite sheet or a high conductive metal. The air cooling system of claim 8, wherein the body further includes at least one retractable bracket connected to a side of the second shell part away from the first shell part. The air cooling system of claim 8, wherein the lateral air outlet of the cooling fan opens toward the heat dissipation vent. The air cooling system of claim 13, wherein the body further includes at least one baffle pad connected to the side of the second shell part away from the first shell part and located at the air inlets of the second shell part between the heat sink. The air cooling system of claim 8, wherein the lateral air outlet of the cooling fan is away from the heat dissipation opening, the side shell part is further provided with a cooling outlet corresponding to the lateral air outlet, and the heat conduction component further includes at least A thermal conductive element extends between the lateral air outlet and the cooling outlet. The air cooling system of claim 15, wherein the body further includes at least one baffle pad connected to a side of the second shell part away from the first shell part and located at the air inlets of the second shell part and between the heat dissipation vent or the cooling vent. The air cooling system as described in claim 8, wherein the cooling fan further includes: A housing having the third axial air inlet, the fourth axial air inlet and the lateral air outlet; and A first blocking body surrounds the housing. The air cooling system as described in claim 8, wherein the cooling fan further includes: A housing having the third axial air inlet, the fourth axial air inlet and the lateral air outlet; and A plurality of second baffles are provided on the housing and located at the outer edges of the third axial air inlet and the fourth axial air inlet, and respectively abut against the first shell part and the second shell part. .

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