CN209743204U

CN209743204U - Heat radiation fan for computer

Info

Publication number: CN209743204U
Application number: CN201920426492.9U
Authority: CN
Inventors: 周华军
Original assignee: Shanghai Chuyue Industrial Co Ltd
Current assignee: Shanghai Chuyue Industrial Co Ltd
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2019-12-06
Anticipated expiration: 2029-04-01

Abstract

The utility model discloses a radiator fan that computer was used, including the outer housing, the inside of outer housing is provided with flabellum coupling mechanism, and flabellum coupling mechanism's outside is provided with four flabellums, the bottom of outer housing is provided with the base, and the top outer wall of base is provided with the card shell that four annular distribute, and the mounting hole has all been opened in the top outer wall four corners of base, the side outer wall of outer housing is provided with the fixture block that four annular distribute, and fixture block and card shell looks adaptation, flabellum coupling mechanism is including setting up in the bracing piece that four annular distribute of outer housing side inner wall, and the one end of bracing piece is provided with same inner cover shell, and the side outer wall of inner cover shell is provided with heat radiation fins, the top inner wall of inner cover shell is. The utility model discloses, make radiator fan's self can dispel the heat, improved radiator fan's life, made things convenient for the clearance of flabellum, made things convenient for the loading and unloading of fixture block and card shell.

Description

heat radiation fan for computer

Technical Field

The utility model relates to a radiator fan technical field especially relates to a radiator fan that computer was used.

Background

with the continuous development of computers and notebooks, the operating frequency and temperature of computers are increasing, which seriously threatens the performance of electronic components in computers, and in order to ensure the normal operation of electronic components, a heat dissipation fan is usually installed on the surface of the electronic components of the computers to assist the heat dissipation of the electronic components.

Through retrieval, chinese patent application No. CN201820648757.5 discloses a computer cooling fan, which comprises an annular bracket, a motor fixed in the annular bracket, fan blades clamped on the motor, an annular frame arranged at the upper end of the annular bracket, and a light-emitting module annularly arranged at the inner side of the annular frame. The computer cooling fan in the above patent has the following disadvantages: the motor required for driving the fan blades in the heat dissipation fan is positioned in the middle of the fan blades, and the motor cannot be cooled when the fan blades rotate, so that the heat dissipation fan cannot perform self heat dissipation.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a heat radiation fan for a computer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The utility model provides a radiator fan that computer was used, includes the housing, the inside of housing is provided with flabellum coupling mechanism, and flabellum coupling mechanism's outside is provided with four flabellums, the bottom of housing is provided with the base, and the top outer wall of base is provided with the card shell of four annular distributions, and the mounting hole has all been opened in the top outer wall four corners of base, the side outer wall of housing is provided with the fixture block of four annular distributions, and fixture block and card shell looks adaptation.

Furthermore, the fan blade connecting mechanism comprises four support rods which are arranged on the inner wall of the side surface of the outer casing and distributed in an annular mode, one end of each support rod is provided with the same inner casing, and the outer wall of the side surface of each inner casing is provided with a radiating fin.

Furthermore, the inner wall of the top of the inner cover shell is provided with a fixed shell, the inner wall of the side face of the fixed shell is connected with a rotating rod through a rotating bearing, the outer wall of the bottom of the rotating rod is provided with a cross rod, and the outer wall of the side face of the cross rod is provided with a rotating shell.

Furthermore, the outer wall of the bottom of the rotating shell is provided with a fan blade shell, and the four fan blades are annularly arranged on the outer wall of the side face of the fan blade shell.

Furthermore, the same driving coil is clamped on the inner wall of the side face of the rotating shell and the outer wall of the side face of the fixed shell.

Furthermore, a second conductive block is embedded in the outer wall of the top of one of the clamping blocks, and the second conductive block is electrically connected with the driving coil.

Furthermore, one of them the top inner wall of card shell is opened there is square groove, and the top inner wall in square groove is provided with the spring, and the one end of spring is provided with first conducting block, first conducting block and second conducting block looks adaptation.

Furthermore, one side of the first conductive block is electrically connected with an electric wire, and one end of the electric wire is connected with a connector.

The utility model has the advantages that:

1. Through setting up the flabellum in the below of drive coil, the flabellum can be taken away the heat that the drive coil produced when rotating, makes radiator fan's self can dispel the heat, has improved radiator fan's life, and is provided with heat radiation fins, has improved radiating efficiency.

2. Through setting up card shell and fixture block, set up the fixture block in the outside of outer housing, set up the card shell on the base, card shell and fixture block looks adaptation when needs clear up the flabellum, take out the fixture block from the card shell can, made things convenient for the clearance of flabellum.

3. The fixture block is provided with the second conductive block through the first conductive block and the second conductive block, the fixture shell is provided with the first conductive block, the second conductive block is electrically connected with the driving coil, and the first conductive block is electrically connected with the electric wire, so that the fixture block and the fixture shell can be conveniently assembled and disassembled.

Drawings

Fig. 1 is a schematic view of an overall structure of a heat dissipation fan for a computer according to the present invention;

Fig. 2 is a schematic external structural view of a heat dissipation fan for a computer according to the present invention;

Fig. 3 is a schematic structural diagram at a in fig. 1.

In the figure: 1-outer encloser, 2-inner encloser, 3-cross bar, 4-rotating rod, 5-rotating bearing, 6-fixed shell, 7-driving coil, 8-radiating fin, 9-supporting rod, 10-clamping shell, 11-clamping block, 12-base, 13-fan shell, 14-rotating shell, 15-fan blade, 16-wire, 17-connector, 18-mounting hole, 19-spring, 20-first conducting block and 21-second conducting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

in the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a cooling fan for a computer comprises an outer casing 1, a fan blade connecting mechanism is arranged inside the outer casing 1, four fan blades 15 are arranged outside the fan blade connecting mechanism, a base 12 is arranged at the bottom of the outer casing 1, four clamping shells 10 distributed in an annular shape are welded on the outer wall of the top of the base 12, mounting holes 18 are formed in four corners of the outer wall of the top of the base 12, four clamping blocks 11 distributed in an annular shape are welded on the outer wall of the side face of the outer casing 1, and the clamping blocks 11 are matched with the clamping shells 10.

In the utility model, the fan blade connecting mechanism comprises four annularly distributed support rods 9 welded on the side inner wall of the outer housing 1, one end of each support rod 9 is welded with the same inner housing 2, the side outer wall of the inner housing 2 is welded with the heat dissipation fins 8, the top inner wall of the inner housing 2 is welded with the fixed housing 6, the side inner wall of the fixed housing 6 is connected with the rotating rod 4 through the rotating bearing 5, the bottom outer wall of the rotating rod 4 is welded with the cross rod 3, the side outer wall of the cross rod 3 is welded with the rotating shell 14, the bottom outer wall of the rotating shell 14 is welded with the fan blade shell 13, the four fan blades 15 are annularly welded on the side outer wall of the fan blade shell 13, the side inner wall of the rotating shell 14 and the side outer wall of the fixed housing 6 are clamped with the same driving coil 7, the top outer wall of one of the clamping blocks 11 is embedded with the second conductive block 21, the second conductive block 21 is electrically connected with the driving coil 7, the, and the top inner wall welding of square groove has spring 19, and the welding of the one end of spring 19 has first conducting block 20, and first conducting block 20 and second conducting block 21 looks adaptation, and one side electric connection of first conducting block 20 has electric wire 16, and the one end electric wire of electric wire 16 is connected with connector 17.

The working principle is as follows: during the use, install this radiator fan in the suitable position of computer through mounting hole 18, and insert connector 17 in the wiring mouth of computer mainboard, in operation, drive coil 7 drives and changes shell 14 and rotate, drive flabellum 15 then and rotate and dispel the heat, the heat that drive coil 7 during operation produced simultaneously is by heat radiation fins 8 effluvium, and take away the heat in heat radiation fins 8 by the wind-force that produces when flabellum 15 rotates, when needs clear up flabellum 15, rotate housing 1 and make fixture block 11 leave card shell 10, can take off housing 1 and clear up flabellum 15.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a radiator fan that computer was used, includes housing (1), its characterized in that, the inside of housing (1) is provided with flabellum coupling mechanism, and flabellum coupling mechanism's outside is provided with four flabellum (15), the bottom of housing (1) is provided with base (12), and the top outer wall of base (12) is provided with card shell (10) that four annular distribute, and mounting hole (18) have all been opened in the top outer wall four corners of base (12), the side outer wall of housing (1) is provided with four annular distributed fixture block (11), and fixture block (11) and card shell (10) looks adaptation.

2. The heat dissipating fan for computer as claimed in claim 1, wherein the fan blade connecting mechanism comprises four annularly distributed support rods (9) disposed on the inner side wall of the outer casing (1), and one end of the support rod (9) is disposed with the same inner casing (2), and the outer side wall of the inner casing (2) is disposed with the heat dissipating fins (8).

3. The heat dissipation fan for the computer as claimed in claim 2, wherein the top inner wall of the inner housing (2) is provided with a fixed housing (6), the side inner wall of the fixed housing (6) is connected with a rotating rod (4) through a rotating bearing (5), the bottom outer wall of the rotating rod (4) is provided with a cross rod (3), and the side outer wall of the cross rod (3) is provided with a rotating housing (14).

4. The heat dissipation fan for computer as claimed in claim 3, wherein the outer wall of the bottom of the rotating case (14) is provided with a fan blade case (13), and the four fan blades (15) are annularly arranged on the outer wall of the side surface of the fan blade case (13).

5. The heat dissipating fan for a computer as claimed in claim 3, wherein the same driving coil (7) is engaged with the inner side wall of the rotary case (14) and the outer side wall of the stationary case (6).

6. the heat dissipation fan for computer as claimed in claim 5, wherein a second conductive block (21) is embedded in an outer wall of a top portion of one of the blocks (11), and the second conductive block (21) is electrically connected to the driving coil (7).

7. The heat dissipation fan for computer as claimed in claim 6, wherein a square groove is formed on the top inner wall of one of the card housings (10), a spring (19) is disposed on the top inner wall of the square groove, a first conductive block (20) is disposed at one end of the spring (19), and the first conductive block (20) is adapted to the second conductive block (21).

8. The heat dissipation fan for computer as claimed in claim 7, wherein one side of the first conductive block (20) is electrically connected to a wire (16), and one end of the wire (16) is electrically connected to the connector (17).