CN218913264U

CN218913264U - Fan device

Info

Publication number: CN218913264U
Application number: CN202223055214.8U
Authority: CN
Inventors: 谢慈谦; 陈容斌; 李焱
Original assignee: Huizhou Xinquansheng Precision Technology Co ltd
Current assignee: Huizhou Xinquansheng Precision Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-04-25
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a fan device which comprises a wind wheel, a driving assembly and a fan frame, wherein the wind wheel and the driving assembly are arranged in the fan frame, the wind wheel is detachably arranged on the driving assembly, the wind wheel comprises various specifications, and the wind wheels with the various specifications can be mutually replaced and combined with the driving assembly and the fan frame. The fan device can replace wind wheels with various colors or materials according to the requirements of users, and gives the users visual experience different from that of the conventional case fans.

Description

Fan device

Technical Field

The present utility model relates to the field of heat dissipation of electronic devices, and more particularly, to a fan device.

Background

The CPU, GPU, power supply and other devices of the electronic device are generally arranged in the case, the devices can generate heat when working, if the heat is not timely dissipated from the case, the working temperature of the devices can be gradually increased to influence the working efficiency, the burning device is arranged, and the heat dissipation fans are generally arranged at the front panel, the rear panel and the power supply of the case in the prior art. When the heat dissipation device is used for dissipating heat of the case, hot air flow can be exhausted along the rear panel of the case, so that cold air flows into the case from the lower part of the front panel. The environment of continuous convection is formed in the machine, and the environment temperature in the machine case is reduced, so that the heat dissipation of heating elements such as an auxiliary CPU (central processing unit), a display card and the like is effectively achieved. When the heat dissipation device is used for heat dissipation of the power supply, heat of elements in the power supply can be taken away, and hot air flow in the case can be discharged in an auxiliary mode.

At present, the fan blade of the cooling fan on the market generally adopts an integral structure with a non-detachable fan blade body, so that the fan blade cannot be replaced by materials, colors and the like of the fan blade, and the fan blade cannot meet the mixing requirement of consumers to freely replace fan blades with different materials and colors.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to provide a fan device which can replace fan blades with various colors or materials according to the requirements of users.

In order to achieve the above-mentioned objective, the present utility model provides a fan device, which includes a wind wheel, a driving assembly and a fan frame, wherein the wind wheel and the driving assembly are disposed inside the fan frame, the wind wheel is detachably disposed on the driving assembly, the wind wheel includes multiple specifications, and the wind wheels with multiple specifications can be mutually replaced and combined with the driving assembly and the fan frame.

In a preferred embodiment, the wind wheel comprises a hub, a plurality of blades and a plurality of ribs; the hub is of a cylindrical structure with two open ends, and the cylindrical structure is sleeved on the driving assembly and can rotate along with the driving assembly; the blades are uniformly distributed on the outer side wall of the hub; the ribs are uniformly distributed and are arranged on the inner wall of the hub in a radial extending manner along the inner wall of the hub, and the ribs are used for reinforcing the stress of the hub.

In a preferred embodiment, the diameter of the opening of the cylindrical structure towards one end outside the fan frame is smaller than the diameter of the opening at the other end.

In a preferred embodiment, the drive assembly includes a stator portion, a rotor portion, a trim piece, and a PCB board; the stator part is provided with a coil winding; the rotor part is provided with a ring magnet; the decoration piece is of a cylindrical structure with one end open, the bowl-shaped structure is sleeved on the rotor part and can rotate along with the rotor part, and the hub is sleeved on the decoration piece towards the opening at the inner side of the fan frame; the PCB is connected with one end of the stator part far away from the decoration.

In a preferred embodiment, the top surface of the end of the decoration piece, which is not provided with the opening, is made of a light-transmitting material, and the light transmittance of the light-transmitting material is between 50% and 80%.

In a preferred embodiment, the top surface of the end of the decoration piece, which is not provided with the opening, is exposed from the opening of the hub towards the outer side end of the fan frame, and the top surface of the decoration piece, which is not provided with the opening, is flush with the end surface of the hub towards the outer side of the fan frame.

In a preferred embodiment, one face of the PCB towards the stator portion includes a plurality of beads, the plurality of beads includes outer ring beads and inner ring beads, the outer ring beads are uniformly distributed and disposed at an edge of the PCB, the inner ring beads are uniformly distributed and concentrically disposed with the outer ring beads, and a set diameter of the inner ring beads is smaller than a set diameter of the outer ring beads.

In a preferred embodiment, the various specifications of the rotor include material, color or profile.

In a preferred embodiment, the light of the inner ring bead can be transmitted through the top surface of the end of the trim piece where the opening is not located.

In a preferred embodiment, the top surface of the end of the ornamental piece where the opening is not provided is different from the light transmittance of the wind wheel.

Compared with the prior art, the fan device has the following beneficial effects: the scheme changes the traditional integrated fan molding, so that the fan part sub-components are replaceable and have various use combinations; the central hub light guide material of the fan is different from the light guide rate of other parts of the fan blade, the transparent or semitransparent hub top can directly observe the fan hub stator assembly, the visual effect is achieved, meanwhile, the interior damage of the fan can be conveniently checked and overhauled in time, and meanwhile, the luminous element with variable luminous efficiency is displayed through the top surface of the hub; the central hub of the fan is different in light guide rate from other parts of the fan blade, so that the luminous effect of the luminous element on the circuit board at the bottom of the hub in axial and radial irradiation is different; through the replacement combination of the fan blades with different colors and different materials, the lamplight effect of the light-emitting device is added, so that a user can feel different use feelings from the past, and different combination requirements of the user can be met.

Drawings

FIG. 1 is a schematic top perspective view of a fan structure of a chassis according to an embodiment of the present utility model;

FIG. 2 is a schematic bottom perspective view of a fan structure of a chassis according to an embodiment of the present utility model;

FIG. 3 is a schematic bottom exploded perspective view of a fan according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a bottom exploded perspective view of a fan according to an embodiment of the present utility model;

FIG. 5 is a schematic bottom perspective view of a wind turbine according to an embodiment of the present utility model;

FIG. 6 is a schematic rear view of a wind turbine according to an embodiment of the present utility model;

FIG. 7 is a schematic top perspective view of a wind turbine according to an embodiment of the present utility model;

FIG. 8 is a schematic diagram of a front view of a wind turbine according to an embodiment of the present utility model;

FIG. 9 is a schematic top perspective view of a trim piece according to an embodiment of the present utility model;

FIG. 10 is a schematic bottom perspective view of a trim piece according to an embodiment of the present utility model;

FIG. 11 is a schematic bottom perspective view of a rotor portion according to an embodiment of the present disclosure;

FIG. 12 is a schematic rear view of a rotor portion according to an embodiment of the present disclosure;

FIG. 13 is a schematic top perspective view of a stator portion according to an embodiment of the utility model;

fig. 14 is a schematic top perspective view of a PCB board according to an embodiment of the present utility model.

The main reference numerals illustrate:

10-wind wheel, 101-blade, 102-hub, 103-rib, 20-drive assembly, 201-decoration, 202-rotor part, 203-stator part, 204-PCB board, 2041-outer ring lamp bead, 2042-inner ring lamp bead, 30-fan frame.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

As shown in fig. 1 to 4, a fan apparatus according to a preferred embodiment of the present utility model mainly includes a wind wheel 10, a driving assembly 20, a fan frame 30, etc., the wind wheel 10 and the driving assembly 20 are disposed inside the fan frame 30, the wind wheel 10 is detachably disposed on a rotor part 203 of the driving assembly 20, the wind wheel 10 includes a plurality of specifications, the wind wheels 10 of the plurality of specifications have the same structure but different materials, colors, or the shapes or the numbers of blades are different. Meanwhile, the material and the color of the wind wheel 10 can be the same as or different from those of the fan frame 30. Wind wheels 10 of various specifications can be combined with the drive assembly 20 and the fan frame 30 in a mutually replaceable manner.

As shown in fig. 5-8, in some embodiments, wind turbine 10 includes a hub 102, a plurality of blades 101, and a plurality of ribs 103; the hub 102 has a cylindrical structure with two open ends, and the cylindrical structure is sleeved on the rotor part 203 and can rotate along with the rotor part 203; the plurality of blades 101 are uniformly distributed on the outer side wall of the hub 102; the ribs 103 are uniformly distributed and radially extended along the inner wall of the hub 102, and the ribs 103 are used for strengthening the stress of the hub 102.

In some embodiments, the diameter of the opening of the cylindrical structure toward one end outside the fan frame 30 is smaller than the diameter of the opening at the other end.

As shown in fig. 9-13, in some embodiments, the drive assembly 20 includes a trim piece 201, a rotor portion 202, a stator portion 203, and a PCB board 204; the decoration 201 is of a bowl-shaped structure with one end open, the bowl-shaped structure is sleeved on the rotor part 202 and can rotate along with the rotor part 202, and the hub 102 is sleeved on the decoration 201 towards the opening of the inner side of the fan frame 30; the rotor portion 202 includes coil windings, and the stator portion 203 includes ring magnets; the PCB 204 is connected to an end of the stator 203 away from the decoration 201, and the driving assembly 20 obtains electric energy through the PCB 204.

In some embodiments, the top surface of the decorative piece 201 where the opening is not provided is made of a light-transmitting material, and the light-transmitting material has a light transmittance of between 50% and 80%, but preferably has a high light transmittance of about 80%.

In some embodiments, the top surface of the end of the decoration piece 201 where the opening is not provided is exposed from the opening of the hub 102 toward the outer side end of the fan frame 30, and the top surface of the decoration piece 201 where the opening is not provided is flush with the end surface of the hub 102 toward the outer side of the fan frame 30, so that the design makes the fan structure more neat and beautiful when seen from the front.

Referring to fig. 14, in some embodiments, a surface of the PCB 204 facing the stator 203 includes a plurality of beads, including outer ring beads 2041 and inner ring beads 2042, the outer ring beads 2041 are uniformly distributed at the edge of the PCB 204, the inner ring beads 2042 are uniformly distributed and concentrically arranged with the outer ring beads 2041, and the arrangement diameter of the inner ring beads 2042 is smaller than the arrangement diameter of the outer ring beads 2041. The light of outer ring lamp pearl 2041 can be through the guide slot light guide between the fin 103 of wind wheel 10 inner wall to the printing opacity top surface of decoration 201, and the setting of inner ring lamp pearl 2042 is along its axial in the projection scope of PCB board 204 at the printing opacity top surface of decoration 201, and inner ring lamp pearl 2042 keeps away from central pivot, and its luminous just can be through the printing opacity top surface of decoration 201 to show.

In some embodiments, the outer ring of beads 2041 emits light in the same or different color than the inner ring of beads 2042. Or the light emission colors between the plurality of beads of the outer ring bead 2041 and the inner ring bead 2042 may be different. The light emitted from the

outer ring beads

2041 and 2042 can be transmitted from the top surface of the decorative member 201 at the end where the opening is not provided. When the fan rotates, the center of the fan can have a different light effect from that of the existing fan.

In some embodiments, the outer ring bead and the inner ring bead are disposed on a side of the PCB board away from the central axis of rotation and inside the annular perimeter wall of the trim piece. In some embodiments, the outer ring light bead and the inner ring light bead have a color, a luminous intensity and a start-stop frequency which are changed, the outer ring light bead and the inner ring light bead have the same frequency or different frequencies, and the top surface of the fan decoration piece, which is not provided with an opening, is constantly changed to generate a light effect.

In some embodiments, different rotor profiles may be provided, as long as the hub may be mounted in close-fitting relation to the drive assembly.

In some embodiments, the top surface of the end of trim piece 201 not provided with the opening may be the same or different color than the color of wind wheel 10. In this combination, different visual effects can be provided to the user even when the fan is not rotating and is lighted.

In summary, the fan device of the present utility model has the following advantages:

1. the scheme changes the traditional integrated fan molding, so that the fan part sub-components are replaceable and have various use combinations, and the light effect of the light-emitting device is added through the replacement combination of different colors, different materials and different blade profiles, so that a user can feel different use feelings from the prior art, and different combination requirements of the user can be met;

2. the central hub light guide material of the fan is different from the light guide rate of other parts of the fan blade, the transparent or semitransparent hub top can directly observe the fan hub stator assembly, the visual effect is achieved, meanwhile, the interior damage of the fan can be conveniently checked and overhauled in time, and meanwhile, the luminous element with variable luminous efficiency is displayed through the top surface of the hub;

3. the top surface of the decorating part, which is not provided with an opening, is positioned in the center of the fan, the light guide material of the decorating part is different from the light transmittance of other parts of the fan blade, and the light effect of the light-emitting original on the PCB at the bottom of the hub is different from the light effect of the light-emitting original irradiated in the axial direction and the radial direction by matching with the inner ring lamp bead and the outer ring lamp bead;

the foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. The utility model provides a fan device, its characterized in that includes wind wheel, drive assembly and fan frame, the wind wheel with drive assembly sets up inside the fan frame, wind wheel detachably sets up on the drive assembly, the wind wheel includes multiple specification, the wind wheel of multiple specification can replace each other with drive assembly and fan frame combination.

2. A fan assembly in accordance with claim 1 wherein said rotor comprises:

the hub is of a cylindrical structure with two open ends, and the cylindrical structure is sleeved on the driving assembly and can rotate along with the driving assembly;

a plurality of blades uniformly distributed on the outer sidewall of the hub; and

the ribs are uniformly distributed and are arranged on the inner wall of the hub in a radial extending manner along the inner wall of the hub, and the ribs are used for reinforcing the stress of the hub.

3. A fan apparatus as claimed in claim 2, wherein an opening diameter of one end of said cylindrical structure toward an outside of said fan frame is smaller than an opening diameter of the other end.

4. A fan apparatus as recited in claim 3, wherein said drive assembly comprises:

a stator part including a coil winding;

a rotor section including a ring magnet;

the decorating part is in a cylindrical structure with one end open, the cylindrical structure is sleeved on the rotor part and can rotate along with the rotor part, and the hub is sleeved on the decorating part towards the opening at the inner side of the fan frame; and

and the PCB is connected with one end of the stator part, which is far away from the decorating part.

5. The fan apparatus as claimed in claim 4, wherein the top surface of the end of the decoration member where the opening is not provided is made of a light-transmitting material, and the light-transmitting material has a light transmittance of 50% -80%.

6. The fan apparatus as claimed in claim 4, wherein a top surface of the one end of the ornament member where the opening is not provided is exposed from the opening of the hub toward the one end of the outside of the fan frame, and the top surface of the ornament member where the opening is not provided is flush with an end surface of the hub toward the outside of the fan frame.

7. The fan assembly of claim 4 wherein the face of the PCB facing the stator portion includes a plurality of beads including outer ring beads and inner ring beads, the outer ring beads being disposed uniformly at the edge of the PCB, the inner ring beads being disposed uniformly concentric with the outer ring beads, and the inner ring beads having a diameter smaller than the outer ring beads.

8. A fan assembly in accordance with claim 1 wherein said plurality of specifications of said rotor include material, color or blade profile.

9. The fan apparatus as claimed in claim 7, wherein the light of the inner ring bead is transmitted from a top surface of the end of the ornament member where the opening is not provided.

10. A fan apparatus as claimed in claim 4, wherein a top surface of the end of the ornamental member where the opening is not provided is different from the light transmittance of the wind wheel.