Cooling fan module

Abstract

The utility model discloses a cooling fan module which comprises a connecting plate, through grooves are symmetrically formed between the center positions of the upper side wall and the lower side wall of the connecting plate, the four corners of the top wall of the connecting plate are each fixedly connected with a threaded connecting base, and the middles of the two sides of the top wall of the connecting plate are each fixedly connected with a fixing base. The two fixing bases are symmetrically arranged, the same double-drive motor is fixedly installed between the side walls of the opposite sides, and a vapor chamber is arranged under the fixing bases. According to the heat dissipation fan module, the whole heat dissipation fan module is designed to be of a good matched installation structure, that is, the whole heat dissipation fan module is designed to be of an integrated structure, the four corners of the top of the heat dissipation fan module are each provided with one threaded connecting base, and when matched installation, fixation and disassembly work is conducted through a bolt structure, the whole heat dissipation fan module is convenient and fast to disassemble and assemble.

Description

Technical Field

[0001] The utility model relates to the field of heat dissipation devices, in particular to a heat dissipation fan module. Background Art

[0002] As the name implies, a heat dissipation module is a modular unit used for heat dissipation of systems, devices, equipment, etc. Currently, it specifically refers to the heat dissipation device of a notebook computer, and later extends to refer to the heat dissipation devices of desktop computers and projectors that use heat pipes.

[0003] The utility model with the publication number of CN216742112U in the prior art relates to a waterproof and dustproof heat dissipation fan, including a frame body, a stator magnetic ring, an impeller and a rotor magnetic ring. The frame body is provided with an installation part, the stator magnetic ring is fixedly installed in the installation part, the installation part is in a cylindrical shape, and potting glue is provided at the opening of the installation part. The impeller is sleeved on the outer wall of the installation part and rotates around the connection point as a fulcrum. The rotor magnetic ring is arranged between the impeller and the installation part, and the rotor magnetic ring is fixedly connected with the impeller. The utility model effectively improves the sealing performance of the heat dissipation fan and has the advantages of corrosion resistance, waterproofness and dustproofness.

[0004] However, the above device still has the following problems when in use: when the existing heat dissipation fan module is in use, during its overall use, it lacks a good design of a cooperative installation structure, that is, when the overall heat dissipation fan module is assembled, installed, fixed and disassembled, its overall disassembly and assembly convenience is poor. In addition, the heat conduction and dissipation efficiency of the existing heat dissipation fan module is low, that is, the heat conduction efficiency of the heat conduction structure of the existing heat dissipation fan module is low, and at the same time, it lacks an efficient main and passive air guiding auxiliary heat dissipation structure. Summary of the Utility Model

[0005] The technical problem to be solved by the utility model is that the existing heat dissipation fan module lacks a good design of a cooperative installation structure and an efficient heat conduction and dissipation structure.

[0006] To solve the above technical problem, a technical solution adopted by the utility model is: to provide a heat dissipation fan module, including a connecting plate. Through grooves are symmetrically opened between the central positions of the upper and lower side walls of the connecting plate. A threaded connection seat is fixedly connected to each of the four corners of the top wall of the connecting plate. A fixing seat is fixedly connected to the middle of each of the two sides of the top wall of the connecting plate. The two fixing seats are symmetrically arranged, and a double-drive motor is fixedly installed between the opposite side walls. A heat sink is arranged directly below the fixing seat. Two drive shafts are symmetrically arranged at the bottom of the double-drive motor, and a guide fan is fixedly connected to the bottom of the drive shaft. A plurality of fan blades are fixedly connected to the outer circumferential wall of the guide fan at equal intervals in a ring shape.

[0007] Through the above technical solution, it adopts a well-matched installation structure design as a whole, that is, the overall heat dissipation fan module adopts an integrated structure design, and there is a threaded connection seat at each of the four top corners. When the installation, fixation and disassembly work are carried out through the bolt structure, the overall disassembly and assembly are convenient and have good convenience.

[0008] The present utility model is further arranged as follows: A telescopic rod is fixedly connected to the middle of each side of the bottom wall of the connecting plate, and two springs are symmetrically fixedly connected between the bottom wall of the connecting plate and the top wall of the heat sink plate, and the springs are slidably sleeved on the outer sides of the corresponding telescopic rods on one side.

[0009] Through the above technical solution, the heat conduction structure of the overall heat dissipation fan module adopts a heat sink plate in cooperation with a heat conduction pad structure. That is, after the module is fixed through the threaded connection seat in cooperation with the bolt structure, since the connecting plate and the heat sink plate are connected by the telescopic rod and the spring, the heat sink plate is an elastic lifting structure, which is beneficial to fitting the heat source and has a high heat conduction efficiency.

[0010] The present utility model is further arranged as follows: A plurality of heat dissipation fins are fixedly connected to the center position of the top wall of the heat sink plate at equal horizontal distances from one side to the other side. Two heat dissipation holes are opened from top to bottom on one side above the front side wall of the dual-drive motor. A threaded connection groove is opened at the center position of the top wall of the threaded connection seat. A power supply interface is arranged below the other side of the front side wall of the dual-drive motor.

[0011] Through the above technical solution, an efficient main and passive air guiding and auxiliary heat dissipation structure is provided as a whole. That is, after the heat of the heat source is conducted to the heat sink plate through the heat conduction pad, passive heat dissipation can be carried out through a plurality of heat dissipation fins above it, and auxiliary active heat dissipation is carried out by guiding air through two air guiding fans above.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. Through the overall adoption of a well-matched installation structure design in the present utility model, that is, the overall heat dissipation fan module adopts an integrated structure design, and there is a threaded connection seat at each of the four top corners. When the installation, fixation and disassembly work are carried out through the bolt structure, the overall disassembly and assembly are convenient and have good convenience;

[0014] 2. Through the overall heat dissipation fan module adopting an efficient heat conduction and heat dissipation structure design in the present utility model, that is, the heat conduction structure of the overall heat dissipation fan module adopts a heat sink plate in cooperation with a heat conduction pad structure, which has a high heat conduction efficiency. At the same time, an efficient main and passive air guiding and auxiliary heat dissipation structure is provided, and the efficiency of the overall module during heat conduction and heat dissipation work is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the overall three-dimensional view of the present utility model;

[0016] Figure 2 The front view of the overall lower structure of the present utility model;

[0017] Figure 3 The perspective view of the lower heat conduction structure of the present utility model.

[0018] In the figure: 1. connecting plate; 2. through groove; 3. threaded connection seat; 4. fixing seat; 5. dual-drive motor; 6. air guide fan; 7. fan blade; 8. power supply interface; 9. telescopic rod; 10. heat sink plate; 11. spring; 12. heat dissipation fin; 13. heat conduction pad. Specific embodiments

[0019] The following elaborates on the preferred embodiments of the present utility model in conjunction with the accompanying drawings, so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present utility model.

[0020] Please refer to Figures 1 - 3 , a heat dissipation fan module, including a connecting plate 1. Through grooves 2 are symmetrically formed between the central positions of the upper and lower side walls of the connecting plate 1. A threaded connection seat 3 is fixedly connected to each of the four corners of the top wall of the connecting plate 1. A fixing seat 4 is fixedly connected to the middle of each side of the top wall of the connecting plate 1. The two fixing seats 4 are symmetrically arranged and a same dual-drive motor 5 is fixedly installed between the opposite side walls. A heat sink plate 10 is arranged directly below the fixing seat 4. Two drive shafts are symmetrically arranged at the bottom of the dual-drive motor 5, and a guide fan 6 is fixedly connected to the bottom of the drive shaft. A plurality of fan blades 7 are fixedly connected to the outer circumferential side wall of the guide fan 6 at equal intervals in a circular shape. Its overall structure has a good fitting and installation design, that is, the overall heat dissipation fan module adopts an integrated structure design. A threaded connection seat 3 is arranged at each of the four corners of its top. When performing fitting, installation, fixing, and disassembly work through bolt structures, the overall disassembly and assembly are convenient and have good convenience.

[0021] As Figures 1 - 3 shown, a telescopic rod 9 is fixedly connected to the middle of each side of the bottom wall of the connecting plate 1. Two springs 11 are symmetrically fixedly connected between the bottom wall of the connecting plate 1 and the top wall of the heat sink plate 10. The springs 11 are slidably sleeved on the outer sides of the corresponding telescopic rods 9. The heat conduction structure of the overall heat dissipation fan module adopts a structure of a heat sink plate 10 cooperating with a heat conduction pad 13. That is, after the module is fixed through the threaded connection seat 3 and bolt structures, since the connecting plate 1 and the heat sink plate 10 are connected by the telescopic rods 9 and the springs 11, the heat sink plate 10 is an elastic lifting structure, which is beneficial to fitting the heat source and has a high heat conduction efficiency.

[0022] As Figures 1 - 3As shown, at the center position of the top wall of the heat pipe 10, a plurality of heat dissipation fins 12 are fixedly connected horizontally and equidistantly from one side to the other side. On the upper side of one side of the front side wall of the dual-drive motor 5, two heat dissipation holes are opened from top to bottom. At the center position of the top wall of the threaded connection seat 3, a threaded connection groove is opened. On the lower side of the other side of the front side wall of the dual-drive motor 5, a power supply interface 8 is provided. An efficient main and passive air guiding auxiliary heat dissipation structure is provided as a whole. That is, after the heat of the heat source is conducted to the heat pipe 10 through the heat conduction pad 13, it can be passively dissipated through the plurality of heat dissipation fins 12 above it, and the upper two air guiding fans 6 are used to guide air for auxiliary active heat dissipation.

[0023] When the present utility model is in use, it adopts a good cooperative installation structure design as a whole. That is, the overall heat dissipation fan module adopts an integrated structure design. At each of the four corners of its top, a threaded connection seat 3 is provided. When the cooperative installation, fixing and disassembly work is carried out through the bolt structure, the overall disassembly and assembly are convenient and have good convenience. Moreover, the heat conduction structure of the overall heat dissipation fan module adopts the structure of the heat pipe 10 cooperating with the heat conduction pad 13. That is, after the module is fixed by the threaded connection seat 3 cooperating with the bolt structure, since the connecting plate 1 and the heat pipe 10 are connected by the telescopic rod 9 and the spring 11, the heat pipe 10 is an elastic lifting structure, which is beneficial to fitting the heat source and has a high heat conduction efficiency. In addition, an efficient main and passive air guiding auxiliary heat dissipation structure is provided as a whole. That is, after the heat of the heat source is conducted to the heat pipe 10 through the heat conduction pad 13, it can be passively dissipated through the plurality of heat dissipation fins 12 above it, and the upper two air guiding fans 6 are used to guide air for auxiliary active heat dissipation.

[0024] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent structural or equivalent process transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are similarly included in the patent protection scope of the present utility model.

Claims

1. A cooling fan module, comprising a connecting plate (1), characterized in that: A through groove (2) is symmetrically provided between the center positions of the upper and lower side walls of the connecting plate (1); a threaded connection seat (3) is fixedly connected to each of the four corners of the top wall of the connecting plate (1); and a fixing seat (4) is fixedly connected to each of the middle parts of the two sides of the top wall of the connecting plate (1); The two fixing seats (4) are symmetrically arranged and a same dual-drive motor (5) is fixedly installed between the side walls facing each other, and a heat spreader (10) is arranged directly below the fixing seats (4); The bottom of the dual-drive motor (5) is symmetrically provided with two drive shafts, and the bottom of the drive shaft is fixedly connected to an air guide fan (6), and the annular outer wall of the air guide fan (6) is annularly and equidistantly fixedly connected to a plurality of fan blades (7).

2. A cooling fan module according to claim 1, characterized in that: A telescopic rod (9) is fixedly connected to the middle of each of the two sides of the bottom wall of the connecting plate (1).

3. The cooling fan module according to claim 1, characterized in that: Two springs (11) are symmetrically fixedly connected between the bottom wall of the connecting plate (1) and the top wall of the heat spreader (10).

4. A cooling fan module according to claim 3, characterized in that: The spring (11) is slidably sleeved on the outer side of the telescopic rod (9) on the corresponding side.

5. The cooling fan module according to claim 1, characterized in that: A plurality of heat dissipation fins (12) are fixedly connected to the center of the top wall of the heat spreader (10) at equal distances horizontally from one side to the other side.

6. The cooling fan module according to claim 1, characterized in that: Two heat dissipation holes are provided from top to bottom on one side of the front side wall of the dual-drive motor (5), and a threaded connection groove is provided at the center of the top wall of the threaded connection seat (3).

7. The cooling fan module according to claim 1, characterized in that: A power supply interface (8) is provided at the lower part of the other side of the front side wall of the dual-drive motor (5).

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