A heat dissipation fan with screen display function

Abstract

This utility model discloses a cooling fan with a screen display function, including a fan frame, a fan wheel, and a motor. The fan frame has an accommodating space, and a hub seat is provided in the accommodating space. The hub seat is covered with a protruding sleeve. The fan wheel includes a light-transmitting hub and blades located around the hub and extending outwards. The hub has a central hole. The motor is mounted outside the sleeve and placed inside the central hole. A control circuit board is provided on the lower side of the motor, and a screen module is provided on the upper side. The upper end face of the motor has an annular groove, and the screen module has a protrusion that can be embedded in the annular groove. The screen module is mounted on the motor by embedding the protrusion into the annular groove. Both the motor and the screen module are electrically connected to the control circuit board. By providing a protrusion that can be embedded in the annular groove on the screen module, the screen module can be directly mounted on the motor without additional structural features, thus solving the problem of high production costs.

Description

Technical Field

[0001] This utility model relates to the field of heat dissipation equipment technology, specifically to a heat dissipation fan with screen display function. Background Technology

[0002] A cooling fan is a common heat dissipation device. It uses the rotation of fan blades to generate airflow to remove the heat generated by components such as the CPU, thereby achieving effective heat dissipation and ensuring the stable operation of electronic products.

[0003] To visually monitor and understand fan speed, current, voltage, and temperature, existing cooling fans typically incorporate sensors on the fan itself and positioning posts on the motor. Corresponding positioning posts are then used to position the screen module on the motor, which is then mounted via these posts and holes. However, installing the screen module requires modifying the existing motor structure, preventing direct use and increasing production costs. Utility Model Content

[0004] This invention addresses the shortcomings of existing technologies by providing a cooling fan with a screen display function. The screen module can be directly mounted on the motor without modifying the motor structure, thus reducing production costs.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A cooling fan with a screen display function includes a fan frame, a fan wheel installed therein, and a motor that drives the fan wheel to rotate. The fan frame has an accommodating space, and a hub seat is provided in the accommodating space. The hub seat has a protruding sleeve. The fan wheel includes a light-transmitting hub and blades located around the hub and extending outward. The hub has a central hole for fitting the sleeve. The motor is installed outside the sleeve and placed inside the central hole. A control circuit board is provided on the lower side of the motor, and a screen module is provided on the upper side. The upper end face of the motor has an annular groove, and the screen module has a protrusion that can be embedded in the annular groove. The screen module is mounted on the motor by embedding the protrusion into the annular groove. Both the motor and the screen module are electrically connected to the control circuit board. By providing a protrusion that can be embedded in the annular groove on the screen module, the screen module can be directly mounted on the motor without additional structural features, thus solving the problem of high production costs.

[0007] As a preferred embodiment, the screen module is provided with a plurality of first conductive pins, and the screen module is electrically connected to the control circuit board through the first conductive pins; the motor is provided with a plurality of second conductive pins, and the motor is electrically connected to the control circuit board through the second conductive pins.

[0008] As a preferred embodiment, the inner wall of the central hole is provided with an annular adhesive magnet, which cooperates with the motor to drive the fan wheel to rotate.

[0009] As a preferred embodiment, the hub is further provided with a cylindrical cover that is fixedly fitted at the central hole, and the cover plate of the cylindrical cover is made of a transparent or translucent material.

[0010] As a preferred embodiment, the cover plate of the cylinder cover has a convex edge that protrudes radially outward from the outside of the cylinder cover, and the hub is provided with a stepped surface corresponding to the convex edge. During assembly, the convex edge is fitted into the stepped surface.

[0011] As a preferred embodiment, the cap has a cylindrical portion extending into the central hole, and the annular adhesive magnet is disposed on the inner wall of the cylindrical portion.

[0012] As a preferred embodiment, the upper end face of the motor is provided with two protruding rings, and the annular groove is formed between the two protruding rings, with the shape of the protrusion corresponding to the shape of the annular groove.

[0013] As a preferred embodiment, the center of the annular groove coincides with the center of the sleeve.

[0014] As a preferred embodiment, the fan frame is provided with a connector for connecting to an external power source, and the connector is electrically connected to the control circuit board.

[0015] As a preferred embodiment, the fan frame is also provided with a splicing slot for splicing another cooling fan.

[0016] Compared with the prior art, this utility model has obvious advantages and beneficial effects. Specifically...

[0017] 1. By setting a protrusion on the screen module that can be embedded in the annular groove, the screen module can be directly installed on the motor. Standard motor parts can be purchased directly from the market and used without the need for additional structural settings, thus reducing costs.

[0018] 2. By placing the screen module on the motor, the overall appearance of the cooling fan is more aesthetically pleasing, making the cooling fan more competitive in the market.

[0019] To more clearly illustrate the structural features, technical means, and specific objectives and functions achieved by this utility model, the following detailed description is provided in conjunction with the accompanying drawings and specific embodiments: Attached Figure Description

[0020] Figure 1 This is a schematic diagram of the assembly structure of an embodiment of the present utility model;

[0021] Figure 2 This is a cross-sectional view of an embodiment of the present utility model;

[0022] Figure 3 yes Figure 2 Enlarged structural diagram at point A;

[0023] Figure 4 This is a first-view exploded structural diagram of an embodiment of the present utility model;

[0024] Figure 5 This is a second-view exploded structural diagram of an embodiment of the present invention.

[0025] Explanation of reference numerals in the attached diagram:

[0026] 10-Sector frame; 11-Accommodation space; 12-Insertion interface; 13-Sleeve; 14-Bearing; 15-Splicing groove; 16-Hub seat; 17-Support rib;

[0027] 20-Control circuit board; 21-Motor; 22-Second conductive pin; 23-Annular groove; 24-Screen module; 25-First conductive pin; 26-Protrusion;

[0028] 30-fan wheel; 31-hub; 32-center hole; 33-blade; 34-ring magnet; 35-stepped surface; 36-cylinder cover; 37-protruding edge; 38-shaft. Detailed Implementation

[0029] In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0030] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0031] like Figure 1-5As shown, this utility model discloses a cooling fan with a screen display function, including a fan frame 10, a fan wheel 30 installed therein, and a motor 21 for driving the fan wheel 30 to rotate. The fan frame 10 has a receiving space 11, and a hub seat 16 is provided in the receiving space 11. The hub seat 16 has a plurality of supporting ribs 17 connected to the fan frame 10 around its periphery. The hub seat 16 has a protruding sleeve 13. The fan wheel 30 includes a light-transmitting hub 31 and blades 33 located around the hub 31 and extending outward. The hub 31 has a central hole 32. The motor 21 is installed outside the sleeve 13 and placed inside the central hole 32. The lower side of the motor 21 has a control circuit board 20, and the upper side has a screen module 24. The upper end face of the motor 21 has an annular groove 23, and the screen module 24 has a protrusion 26 that can be embedded in the annular groove 23. The screen module 24 is mounted on the motor 21 by embedding the protrusion 26 into the annular groove 23. Both the motor 21 and the screen module 24 are electrically connected to the control circuit board 20. The fan frame 10 is provided with a plug interface 12 for connecting to an external power source. The plug interface 12 is electrically connected to the control circuit board 20. An annular magnet 34 is provided in the central hole 32. The annular magnet 34 cooperates with the motor 21 to drive the fan wheel 30. Two protruding rings are provided on the upper end face of the motor 21, and the annular groove 23 is formed between the two protruding rings. The shape of the protrusion 26 corresponds to the shape of the annular groove 23. The center of the annular groove 23 coincides with the center of the sleeve 13. By providing the protrusion 26 on the screen module 24 that can be embedded in the annular groove 23, the screen module 24 can be directly mounted on the motor 21 without the need for additional structures, thus solving the problem of high production costs.

[0032] In this embodiment, a shaft 38 is provided inside the hub 31. During assembly, the shaft 38 is installed in the sleeve 13 through the bearing 14.

[0033] In this embodiment, the screen module 24 can be a traditional LCD, flexible screen, OLED, or LED dot matrix screen; it is used to display fan or computer status information such as fan PWM, speed, current, voltage, and temperature, and can also be used to display information such as pictures, logos, and animations; enabling the fan to have a certain ability to interact with the user.

[0034] In this embodiment, the screen module 24 is a mature product that can be directly purchased on the market. Its structure and imaging principle are conventional technologies, and will not be described in detail here.

[0035] The screen module 24 is provided with a plurality of first conductive pins 25, and the screen module 24 is electrically connected to the control circuit board 20 through the first conductive pins 25; the motor 21 is provided with a plurality of second conductive pins 22, and the motor 21 is electrically connected to the control circuit board 20 through the second conductive pins 22; by using conductive pins for electrical connection, the motor 21 and the screen module 24 can be further fixed.

[0036] The hub 31 is also provided with a cylindrical cover 36 fixedly fitted at the central hole 32. The cover plate of the cylindrical cover 36 is made of transparent or semi-transparent material. The cover plate of the cylindrical cover 36 has a protruding edge 37 that protrudes radially outward from the outer side of the cylindrical cover 36. The hub 31 is provided with a stepped surface 35 corresponding to the protruding edge 37. During assembly, the protruding edge 37 is embedded in the stepped surface 35. The cylindrical cover 36 has a cylindrical portion extending into the central hole 32. The annular adhesive magnet 34 is disposed on the inner wall of the cylindrical portion. By providing the cylindrical cover 36, the screen module 24 can be protected. At the same time, in actual use, only the cylindrical cover 36 can be made of transparent or semi-transparent material, while the hub 31 and blades 33 can be made of other materials, which is convenient for molding and reduces costs.

[0037] The fan frame 10 is also provided with a splicing slot 15 for splicing another cooling fan; by setting the splicing slot 15, multiple cooling fans can be freely spliced ​​together to meet different usage needs.

[0038] In summary, by providing a protrusion 26 on the screen module 24 that can be embedded in the annular groove 23, the screen module 24 can be directly mounted on the motor 21. Standard motor parts can be purchased directly from the market and used without additional structural design, thus reducing costs. By placing the screen module 24 on the motor 21, the overall appearance of the cooling fan is more aesthetically pleasing, making the cooling fan more competitive in the market.

[0039] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model. Therefore, any modifications, equivalent substitutions, improvements, etc., made to the above embodiments based on the actual technical aspects of the present utility model shall still fall within the scope of the technical solution of the present utility model.

Claims

1. A cooling fan with a screen display function, comprising a fan frame and a fan wheel installed therein, and a motor for driving the fan wheel to rotate, wherein the fan frame has an accommodating space, the accommodating space has a hub seat, the hub seat has a protruding sleeve, the fan wheel includes a light-transmitting hub and blades disposed around the hub and extending outward, the hub has a central hole, and the motor is installed outside the sleeve and placed inside the central hole; characterized in that The motor has a control circuit board on its lower side and a screen module on its upper side. The upper end face of the motor has an annular groove, and the screen module has a protrusion that can be embedded in the annular groove. The screen module is mounted on the motor by embedding the protrusion into the annular groove. Both the motor and the screen module are electrically connected to the control circuit board.

2. The heat-dissipating fan with screen display function according to claim 1, wherein, The screen module is provided with a plurality of first conductive pins, and the screen module is electrically connected to the control circuit board through the first conductive pins; the motor is provided with a plurality of second conductive pins, and the motor is electrically connected to the control circuit board through the second conductive pins.

3. The heat-dissipating fan with screen display function according to claim 1, wherein, An annular magnetic ring is provided inside the central hole, and the annular magnetic ring cooperates with the motor to drive the fan wheel to rotate.

4. The heat-dissipating fan with screen display function according to claim 3, wherein, The hub is also provided with a cylindrical cover that is fixedly fitted at the central hole, and the cover plate of the cylindrical cover is made of transparent or semi-transparent material.

5. A cooling fan with a screen display function according to claim 4, characterized in that, The cover plate of the cylinder cover has a convex edge that protrudes radially outward from the outside of the cylinder cover, and the hub has a stepped surface corresponding to the convex edge. During assembly, the convex edge is fitted into the stepped surface.

6. A cooling fan with a screen display function according to claim 4, characterized in that, The cap has a cylindrical portion extending into a central hole, and the annular adhesive magnet is disposed on the inner wall of the cylindrical portion.

7. A cooling fan with a screen display function according to claim 1, characterized in that, The upper end face of the motor has two protruding rings, and the annular groove is formed between the two protruding rings. The shape of the protrusion corresponds to the shape of the annular groove.

8. A cooling fan with a screen display function according to claim 7, characterized in that, The center of the annular groove coincides with the center of the sleeve.

9. A cooling fan with a screen display function according to claim 1, characterized in that, The fan frame is provided with a plug interface for connecting to an external power source, and the plug interface is electrically connected to the control circuit board.

10. A cooling fan with a screen display function according to claim 1, characterized in that, The fan frame is also provided with a splicing slot for splicing another cooling fan.

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