Axial flow cooling fan easy to install

Abstract

The utility model relates to the technical field of computer heat dissipation components, and discloses an axial flow cooling fan that is easy to install, including a fan frame, a circular groove is opened between the center positions of the front and rear side walls of the fan frame, a fan drive motor is arranged at the rear end of the circular groove of the fan frame, a fan body is arranged at the front end of the circular groove of the fan frame, a right-angle groove is opened in the middle of the outer wall at each of the four corners of the fan frame, and a through groove is opened at the center position of the inner wall at the front and rear ends of the right-angle groove. The utility model opens right-angle grooves at the four corners of the fan frame, and through grooves are opened at the front and rear ends of the right-angle groove. The right-angle groove and the through groove are fixedly connected with magnetic matching blocks, and the magnetic absorption mechanism on the four sides of the fan can be used to magnetically absorb the iron shell of the chassis for magnetic absorption installation. This installation method is conducive to the disassembly, assembly, cleaning and maintenance of the axial flow cooling fan, and this installation method has good installation flexibility.

Description

Technical Field

[0001] The utility model relates to the technical field of computer heat dissipation components, in particular to an axial flow heat dissipation fan which is easy to install. Background Art

[0002] Integrated circuits are widely used in computer components. As we all know, high temperature is the enemy of integrated circuits. Heat dissipation is to dissipate this heat into or outside the chassis through various methods to ensure the normal temperature of computer components, including traditional air cooling and efficient water cooling. The main heat dissipation components are computer cooling fans, which are usually axial fans.

[0003] The existing axial flow cooling fan devices still have the following problems when in use: most of them are fixedly installed on the corresponding fan mounting holes of the chassis using matching holes at the four corners of the fan outer frame and matching bolts. After multiple axial flow cooling fans are installed on the chassis, it is not conducive to disassembly, assembly, cleaning and maintenance of the axial flow cooling fans. At the same time, this installation method has poor installation flexibility. Utility Model Content

[0004] 1. Technical problems solved:

[0005] In view of the deficiencies of the prior art, the utility model provides an axial flow cooling fan which is easy to install and solves the problems raised by the background technology.

[0006] (II) Technical solution:

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an axial flow cooling fan that is easy to install, comprising a fan frame, a circular groove is provided between the center positions of the front and rear side walls of the fan frame, a fan drive motor is arranged at the rear end of the circular groove of the fan frame, a fan body is arranged at the front end of the circular groove of the fan frame, a right-angled groove is provided in the middle of the outer wall at each of the four corners of the fan frame, a through groove is provided at the center position of the inner wall at both ends of the right-angled groove, a magnetic attraction mechanism is provided at the four corners of the fan frame, the magnetic attraction mechanism comprises a first magnetic attraction matching block fixedly connected to the inner wall of the four right-angled grooves, and the magnetic attraction mechanism also comprises a second magnetic attraction matching block fixedly connected to the inner wall of the eight through grooves.

[0008] As a further solution of the utility model: the side walls of two of the second magnetic matching blocks at the same corner facing each other are fixedly connected to the first magnetic matching block on the corresponding side, and a through hole is opened in the middle of the two of the second magnetic matching blocks at the same corner and the first magnetic matching block.

[0009] As a further solution of the utility model: the fan drive motor is fixedly installed on the inner wall of the circular groove of the fan outer frame through a connecting wire rack on all sides, a drive shaft is arranged at the center position of the front end of the fan drive motor, and the fan body includes a fan body center block fixedly connected to the front end of the drive shaft, and the annular outer side wall of the fan body center block is fixedly connected with multiple axial flow fan blades in a circular shape with equal distances.

[0010] As a further solution of the utility model: a mating joint is arranged at the center position of the top of the fan outer frame, and a mating interface matching the top mating joint is arranged at the center position of the bottom of the fan outer frame.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, right-angle grooves are provided at the four corners of the fan outer frame, through grooves are provided at the front and rear ends of the right-angle grooves, and magnetic matching blocks are fixedly connected to the right-angle grooves and the through grooves. At the same time, the middle parts of the three magnetic matching blocks at the same corner are provided with matching through holes. The fan can be installed in a conventional manner with bolts, or it can be installed by magnetically adsorbing the iron shell of the chassis through the magnetic attraction mechanisms on the four sides of the fan. This installation method is conducive to the disassembly, assembly, cleaning and maintenance of the axial flow cooling fan, and this installation method has good installation flexibility.

[0013] 2. In the utility model, a matching joint is provided at the top of the fan outer frame, and a matching interface is provided at the bottom of the fan outer frame. When installing and arranging multiple fans in a chassis, it is only necessary to plug and install the multiple fans arranged in a centralized manner, and then connect the idle interfaces of the multiple fans after the combination is installed with the corresponding interfaces of the mainboard via control lines. There is no need to arrange multiple control lines, which is conducive to wiring inside the chassis. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall three-dimensional Figure 1 ;

[0015] Figure 2 The overall three-dimensional Figure 2 ;

[0016] Figure 3 This is a three-dimensional diagram of the integrally dismantled fan body and magnetic attraction mechanism of the utility model;

[0017] Figure 4 It is a three-dimensional diagram of the fan body and magnetic attraction mechanism of the utility model.

[0018] In the figure: 1. Fan frame; 2. Fan drive motor; 3. Fan body; 4. Magnetic attraction mechanism; 5. Matching joint; 6. Matching interface; 7. Right-angle groove; 8. Through groove; 9. Drive shaft; 31. Fan body center block; 32. Axial flow fan blades; 41. First magnetic attraction matching block; 42. Second magnetic attraction matching block. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figures 1 to 4 In an embodiment of the utility model, an axial flow cooling fan that is easy to install includes a fan frame 1, a circular groove is opened between the center positions of the front and rear side walls of the fan frame 1, a fan drive motor 2 is arranged at the rear end of the circular groove of the fan frame 1, a fan body 3 is arranged at the front end of the circular groove of the fan frame 1, a right-angle groove 7 is opened in the middle of the outer wall at each of the four corners of the fan frame 1, a through groove 8 is opened at the center position of the inner wall at both ends of the right-angle groove 7, a magnetic attraction mechanism 4 is arranged at the four corners of the fan frame 1, the magnetic attraction mechanism 4 includes a first magnetic attraction matching block 41 fixedly connected to the inner wall of the four right-angle grooves 7, the magnetic attraction mechanism 4 also includes a second magnetic attraction matching block 42 fixedly connected to the inner wall of the eight through grooves 8, and the front and rear side end faces and the peripheral side end faces of the fan frame 1 can be magnetically installed on the iron shell in the chassis through the magnetic attraction matching block.

[0021] The two second magnetic matching blocks 42 at the same corner are fixedly connected to the first magnetic matching block 41 on the corresponding side with the side walls facing each other. The two second magnetic matching blocks 42 at the same corner and the first magnetic matching block 41 are provided with through holes in the middle, which can be installed in a conventional fan installation manner with bolts.

[0022] The fan drive motor 2 is fixedly installed on the inner wall of the circular groove of the fan outer frame 1 through a connecting wire rack. A drive shaft 9 is set at the center position of the front end of the fan drive motor 2. The fan body 3 includes a fan body center block 31 fixedly connected to the front end of the drive shaft 9. The annular outer wall of the fan body center block 31 is fixedly connected to multiple axial flow fan blades 32 in an annular equidistant shape. The fan body center block 31 can be driven to rotate via the drive shaft 9, thereby driving the multiple axial flow fan blades 32 on the outside to rotate, thereby performing axial flow air guidance and heat dissipation work in the chassis.

[0023] A mating connector 5 is provided at the center position of the top of the fan outer frame 1, and a mating interface 6 matching the top mating connector 5 is provided at the center position of the bottom of the fan outer frame 1. The mating connector 5 is provided at the top of the fan outer frame 1, and the mating interface 6 is provided at the bottom of the fan outer frame 1. When installing and arranging multiple fans in the chassis, it is only necessary to plug and install the multiple fans that are centrally arranged, and then connect the idle interfaces of the multiple fans after the combination is installed with the corresponding interfaces of the mainboard via control lines. There is no need to arrange multiple control lines, which is conducive to wiring inside the chassis.

[0024] The working principle of the utility model is as follows: right-angle grooves 7 are provided at the four corners of the fan outer frame 1 as a whole, and through grooves 8 are provided at the front and rear ends of the right-angle grooves 7. Magnetic matching blocks are fixedly connected in the right-angle grooves 7 and the through grooves 8. At the same time, a matching through hole is provided in the middle of the three magnetic matching blocks at the same corner. The fan can be installed in a conventional way by bolts, or it can be installed by magnetically adsorbing the iron shell of the chassis through the magnetic attraction mechanism 4 on the four sides of the fan. The front and rear end faces and the peripheral end faces of the fan outer frame 1 can be magnetically installed on the iron shell inside the chassis through the magnetic attraction matching blocks. This installation method is conducive to the disassembly, assembly, cleaning and maintenance of the axial cooling fan. At the same time, this installation method has good installation flexibility. In addition, the fan body center block 31 can be driven to rotate through the fan drive motor 2 drive shaft 9, thereby driving the multiple axial flow fan blades 32 on its outer side to rotate, so as to perform axial flow air guiding and heat dissipation work in the chassis.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An axial flow cooling fan that is easy to install, comprising a fan outer frame (1), wherein a circular groove is provided between the center positions of the front and rear side walls of the fan outer frame (1); Features: A fan drive motor (2) is arranged at the rear end of the circular groove of the fan outer frame (1), a fan body (3) is arranged at the front end of the circular groove of the fan outer frame (1), and magnetic attraction mechanisms (4) are arranged at the four corners of the fan outer frame (1); A right-angle groove (7) is respectively formed in the middle of the outer wall at each of the four corners of the fan outer frame (1), and a through groove (8) is respectively formed in the center of the inner wall at the front and rear ends of the right-angle groove (7); The magnetic attraction mechanism (4) comprises a first magnetic attraction matching block (41) fixedly connected to the inner side walls of the four right-angle grooves (7), and the magnetic attraction mechanism (4) further comprises a second magnetic attraction matching block (42) fixedly connected to the inner side walls of the eight through grooves (8).

2. The axial flow cooling fan that is easy to install according to claim 1, characterized in that: The two second magnetic attraction matching blocks (42) at the same corner are fixedly connected to the first magnetic attraction matching blocks (41) on the corresponding side of the side walls facing each other.

3. The axial flow cooling fan that is easy to install according to claim 1, characterized in that: Through holes are provided in the middle of two of the second magnetic attraction matching blocks (42) and a first magnetic attraction matching block (41) at the same corner.

4. The axial flow cooling fan that is easy to install according to claim 1, characterized in that: The fan drive motor (2) is fixedly mounted on the inner wall of the circular groove of the fan outer frame (1) via a connecting wire frame on all sides, and a drive shaft (9) is arranged at the center position of the front end of the fan drive motor (2).

5. The axial flow cooling fan that is easy to install according to claim 1, characterized in that: The fan body (3) comprises a fan body center block (31) fixedly connected to the front end of the drive shaft (9).

6. The axial flow cooling fan that is easy to install according to claim 5, characterized in that: The annular outer side wall of the fan body central block (31) is annularly and equidistantly fixedly connected with a plurality of axial flow fan blades (32).

7. The axial flow cooling fan that is easy to install according to claim 1, characterized in that: A matching joint (5) is provided at the top center position of the fan outer frame (1), and a matching interface (6) matching the top matching joint (5) is provided at the bottom center position of the fan outer frame (1).

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