Rotary cooling fan for case

Abstract

The utility model relates to the technical field of case heat dissipation, in particular to a case rotary type heat dissipation fan which comprises a heat dissipation structure, the upper end and the lower end of the heat dissipation structure are rotationally installed in a case through connecting rods, and the heat dissipation structure comprises a plurality of fan supports and heat dissipation fans rotationally connected into the fan supports. The fan supports are also rotationally connected through the connecting rods, a driving mechanism used for driving the cooling fans to rotate and adjust is arranged above the fan supports, and a plurality of switches are arranged on the case. According to the computer case, various angles can be adjusted according to heat dissipation requirements in the computer case, overall adjustment of the heat dissipation structure can be achieved, meanwhile, the multiple heat dissipation fans in the heat dissipation structure can be independently adjusted according to requirements, and practicability is higher.

Description

Technical Field

[0001] The utility model relates to a chassis rotating heat dissipation fan, in particular to a chassis rotating heat dissipation fan, and belongs to the technical field of chassis heat dissipation. Background Art

[0002] As a part of computer accessories, the computer case plays an important role in supporting and protecting various computer accessories. It provides space for power supplies, motherboards, various expansion boards, floppy disk drives, optical disk drives, hard disk drives and other storage devices, and securely fixes these parts inside the case through internal supports, brackets, various screws or clips and other connectors to form an intensive whole. In addition, the case also has the function of shielding electromagnetic radiation, effectively preventing electromagnetic interference and radiation;

[0003] In order to ensure the heat dissipation effect of the computer case, it is usually equipped with a cooling fan. Factors such as the type, size, speed and noise of the cooling fan will affect the heat dissipation effect. Among them, the computer case cooling fan is an important component of computer heat dissipation. Its main function is to reduce the temperature of computer hardware by speeding up air flow, preventing the computer from overheating and thus causing performance degradation, damage or safety risks;

[0004] However, existing chassis cooling fans are all fixedly installed inside the chassis and cannot be removed at will after installation. In addition, the angle of the cooling fan cannot be adjusted according to the heat dissipation requirements inside the chassis, which has poor practicality.

[0005] Therefore, it is urgent to improve the chassis rotating heat dissipation fan bracket to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide a chassis rotating cooling fan, which can be adjusted to various angles according to the cooling requirements inside the chassis. Not only can the overall adjustment of the cooling structure be achieved, but also several cooling fans inside the cooling structure can be individually adjusted according to requirements, which is more practical.

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include: a chassis rotating cooling fan, including a cooling structure, the upper and lower ends of the cooling structure are rotatably installed in the chassis through connecting rods, the cooling structure includes a plurality of fan brackets and cooling fans rotatably connected to the inside of the fan brackets, the plurality of fan brackets are also rotatably connected through the connecting rods, a driving mechanism for driving the cooling fan to rotate and adjust is arranged above the fan bracket, and a plurality of switches are arranged on the chassis.

[0008] Preferably, a cavity for installing the heat dissipation structure is provided inside the chassis, and first connection holes with rubber anti-slip pads for connection with the connection rod are provided at upper and lower ends of the cavity.

[0009] Preferably, third connection holes connected to the connection rod and having rubber anti-slip pads are also provided at the inner sides of the upper and lower ends of the fan bracket, and every two adjacent third connection holes are connected by the connection rod.

[0010] Preferably, second connection holes are provided at the center positions of the upper and lower end surfaces of the fan bracket, the upper and lower end surfaces of the heat dissipation fan are provided with rotating rods connected to the second connection holes, and the upper end surface of the fan bracket is provided with a groove.

[0011] Preferably, the portion of the rotating rod passing through the groove is provided with a gear, and the driving mechanism includes a driving motor arranged inside the groove and a second gear connected to the output end of the driving motor, and the second gear is meshingly connected to the gear.

[0012] Preferably, a plurality of the switches are electrically connected to a plurality of the driving motors respectively.

[0013] Preferably, a step groove is provided at the edge of the upper end surface of the groove and extends through the upper end surface of the fan bracket, and a magnetic hole is provided at each corner of the step groove, through which a heat dissipation dust-proof plate having a plurality of heat dissipation grooves is magnetically adsorbed, the heat dissipation dust-proof plate covers the groove and the step groove, and a magnetic rod is provided on the lower end surface of the heat dissipation dust-proof plate for magnetically adsorbing to the magnetic hole.

[0014] The utility model has at least the following beneficial effects:

[0015] 1. By utilizing the upper and lower ends of the heat dissipation structure to be rotatably installed in the chassis through connecting rods and the arrangement that multiple heat dissipation brackets are rotatably connected through driving mechanisms, when the heat dissipation fan is rotationally adjusted, the corresponding drive motor is controlled by the corresponding switch to drive the second gear to rotate, thereby driving the gear to rotate, and then driving the rotating rod to rotate, thereby realizing the angle adjustment of the heat dissipation fan, and the heat dissipation bracket can also be rotationally adjusted, further improving the flexibility of the heat dissipation fan angle adjustment, thereby improving its practicality.

[0016] 2. The heat dissipation dustproof plate covers the grooves and step grooves through magnetic holes and magnetic rods. The use of several heat dissipation grooves can not only achieve the heat dissipation effect, but also prevent dust from entering. And because it is a magnetic structure, it is easy to disassemble and clean later. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the heat dissipation structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the chassis of the utility model;

[0020] Figure 3 This is a diagram of a fan bracket of the utility model;

[0021] Figure 4 This is a cross-sectional view of the fan bracket of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure above the fan bracket of the utility model;

[0023] Figure 6 This is a schematic diagram of the three-dimensional structure of the heat dissipation and dustproof plate of the utility model;

[0024] Figure 7 For the utility model Figure 4 Enlarged schematic diagram at point A in the middle.

[0025] In the figure, 1-heat dissipation structure; 101-connecting rod; 2-chassis; 3-fan bracket; 4-cooling fan; 5-switch; 6-first connecting hole; 601-third connecting hole; 7-rotating rod; 8-groove; 9-gear; 10-drive motor; 11-second gear; 12-step groove; 13-magnetic hole; 14-heat dissipation dustproof plate; 15-magnetic rod. DETAILED DESCRIPTION

[0026] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0027] like Figure 1-Figure 7 As shown, the chassis rotating heat dissipation fan bracket provided in this embodiment includes a heat dissipation structure 1, and the upper and lower ends of the heat dissipation structure 1 are rotatably installed in the chassis 2 through a connecting rod 101. A cavity for installing the heat dissipation structure 1 is provided inside the chassis 2, and the upper and lower ends inside the cavity are provided with first connecting holes 6 with rubber anti-skid pads for connection with the connecting rod 101, which can realize the rotation of the heat dissipation structure 1 as a whole, and will not affect the rotation of the uppermost and lowermost fan brackets 3;

[0028] The fan bracket 3 is also provided with a third connecting hole 601 connected to the connecting rod 101 and having a rubber anti-skid pad at the inner side of the upper and lower ends. Every two adjacent third connecting holes 601 are connected by the connecting rod 101. The setting of the rotational connection between multiple fan brackets 3 can not only improve the flexibility of fan angle adjustment, but also facilitate the removal of the heat dissipation dustproof plate 14 at a later time. When removing, the fan bracket 3 is rotated and adjusted to a certain position to expose the heat dissipation dustproof plate 14, and then it can be directly removed. A step is provided at the edge of the upper end face of the groove 8 to penetrate to the upper end face of the fan bracket 3 The groove 12 and each corner of the step groove 12 are provided with a magnetic hole 13, and a heat dissipation dustproof plate 14 with a plurality of heat dissipation grooves is magnetically adsorbed through the magnetic hole 13. The heat dissipation dustproof plate 14 covers the groove 8 and the step groove 12. The lower end surface of the heat dissipation dustproof plate 14 is provided with a magnetic rod 15 magnetically adsorbed with the magnetic hole 13. The heat dissipation dustproof plate 14 covers the groove 8 and the step groove 12 through the magnetic hole 13 and the magnetic rod 15. The plurality of heat dissipation grooves can not only achieve heat dissipation effect, but also prevent dust from entering. Moreover, due to the magnetic structure, it is easy to disassemble and clean in the later stage.

[0029] The heat dissipation structure 1 includes a plurality of fan brackets 3 and a heat dissipation fan 4 rotatably connected inside the fan bracket 3. The plurality of fan brackets 3 are also rotatably connected by a connecting rod 101. A driving mechanism for driving the heat dissipation fan 4 to rotate and adjust is arranged above the fan bracket 3. Second connecting holes are provided at the center positions of the upper and lower end surfaces of the fan bracket 3. The upper and lower end surfaces of the heat dissipation fan 4 are provided with a rotating rod 7 connected to the second connecting hole. A groove 8 is provided on the upper end surface of the fan bracket 3. A gear 9 is provided on the portion of the rotating rod 7 that passes through the groove 8. The driving mechanism includes a driving motor 10 arranged inside the groove 8 and a second gear 11 connected to the output end of the driving motor 10. The second gear 11 is meshedly connected with the gear 9. When the heat dissipation fan 4 is rotated and adjusted, the corresponding switch 5 is used to control the operation of the corresponding driving motor 10 to drive the second gear 11 to rotate, thereby driving the gear 9 to rotate, and then driving the rotating rod 7 to rotate, thereby realizing the angle adjustment of the heat dissipation fan 4.

[0030] The chassis 2 is provided with a plurality of switches 5 , which are electrically connected to a plurality of drive motors 10 , respectively. Different switches 5 are used to control different drive motors 10 to operate, thereby achieving the effect of individually rotating and adjusting the plurality of cooling fans 4 .

[0031] For example, certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. For example, "including" mentioned throughout the specification and claims is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve technical problems within a certain error range and basically achieve technical effects.

[0032] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a product or system including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such product or system. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the product or system including the elements.

[0033] The above description shows and describes several preferred embodiments of the utility model, but as mentioned above, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A chassis rotary cooling fan, comprising a cooling structure (1), characterized in that: The upper and lower ends of the heat dissipation structure (1) are rotatably mounted in a chassis (2) via a connecting rod (101); the heat dissipation structure (1) comprises a plurality of fan brackets (3) and heat dissipation fans (4) rotatably connected to the inside of the fan brackets (3); the plurality of fan brackets (3) are also rotatably connected to each other via the connecting rod (101); a driving mechanism for driving the heat dissipation fans (4) to rotate and adjust is arranged above the fan brackets (3); and a plurality of switches (5) are arranged on the chassis (2).

2. The chassis rotating cooling fan according to claim 1, characterized in that: A cavity for installing the heat dissipation structure (1) is provided inside the chassis (2), and first connection holes (6) with rubber anti-slip pads for connecting the connection rod (101) are provided at both upper and lower ends of the cavity.

3. The chassis rotating cooling fan according to claim 1, characterized in that: The fan bracket (3) is also provided with third connection holes (601) connected to the connection rod (101) and having rubber anti-skid pads at the inner sides of the upper and lower ends, and every two adjacent third connection holes (601) are connected via the connection rod (101).

4. The chassis rotating cooling fan according to claim 1, characterized in that: The fan bracket (3) is provided with a second connection hole at the center position of the upper and lower end surfaces, the upper and lower end surfaces of the heat dissipation fan (4) are provided with a rotating rod (7) connected to the second connection hole, and the upper end surface of the fan bracket (3) is provided with a groove (8).

5. The chassis rotating cooling fan according to claim 4, characterized in that: The portion of the rotating rod (7) that passes through the groove (8) is provided with a gear (9), and the driving mechanism comprises a driving motor (10) arranged inside the groove (8) and a second gear (11) connected to the output end of the driving motor (10), and the second gear (11) is meshedly connected with the gear (9).

6. The chassis rotating cooling fan according to claim 5, characterized in that: The plurality of switches (5) are electrically connected to the plurality of drive motors (10) respectively.

7. The chassis rotating cooling fan according to claim 4, characterized in that: A step groove (12) is provided at the edge of the upper end surface of the groove (8) and extends through the upper end surface of the fan bracket (3); a magnetic hole (13) is provided at each corner of the step groove (12); a heat dissipation dustproof plate (14) having a plurality of heat dissipation grooves is magnetically attracted through the magnetic hole (13); the heat dissipation dustproof plate (14) covers the groove (8) and the step groove (12); and a magnetic rod (15) is provided on the lower end surface of the heat dissipation dustproof plate (14) and is magnetically attracted to the magnetic hole (13).

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