Magnetic fan capable of being quickly assembled and disassembled

Abstract

The utility model discloses a magnetic force fast assembly and disassembly fan, which comprises a shell and a plurality of fan groups, the shell is provided with a plurality of mounting ports distributed in parallel, the plurality of fan groups are respectively mounted in the mounting ports, and each fan group comprises a mounting frame, a fan body mounted in the mounting frame and a driving PCB (printed circuit board) embedded in the mounting frame. A first connector and a plurality of first magnetic attraction pieces are arranged in the area, surrounding the periphery of the mounting opening, of the shell, the mounting frame is annular, a second connector and a plurality of second magnetic attraction pieces are arranged on the outer annular wall of the mounting frame, and the second connector is electrically connected with the driving PCB; the first magnetic attraction piece and the second magnetic attraction piece are correspondingly arranged and magnetically attracted with each other, and the first connector and the second connector are correspondingly arranged and electrically connected; through mutual magnetic attraction of the first magnetic attraction piece and the second magnetic attraction piece, the fan set is installed at the installation opening, the air outlet of the fan body faces the installation opening, the fan set and the shell form a quick disassembly and assembly structure, and the first connector and the second connector are both electrically connected with the driving PCB.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of radiating fan, specifically relates to a magnetic quick release fan. BACKGROUND

[0002] With the development of electronic industry, the development of electronic products gradually evolves towards the direction of high performance, high frequency, high speed and thin and light. With the continuous improvement of the performance of electronic products, the operation speed is getting faster and faster, the operation speed of the internal chip set is continuously improved, the number of chips is continuously increased, and the heat generated by the chip during operation is also correspondingly increased. If these heat is not dissipated in time, it will greatly affect the performance of electronic products, reduce the operation speed of electronic products, and with the continuous accumulation of heat, the electronic products may be burned. The radiating fan is widely used in electronic products such as computers as a kind of heat dissipation device. During use, the fan usually needs to be disassembled for cleaning or replacement as the use time is prolonged.

[0003] Chinese patent CN110242619B discloses a riveting type computer radiating fan mounting structure and method, which comprises a radiating fan and a mounting plate, a plurality of fixing cylinders are installed between the radiating fan and the mounting plate, a riveting piece is installed in the fixing cylinder, the riveting piece comprises a clamping plate, a rotating plate is installed at the top of the clamping plate, an insertion block is installed at the bottom of the clamping plate, a pair of sliding rods are installed outside the insertion block, an insertion column is installed at the bottom of the insertion block, a clamping head is arranged at the bottom of the insertion column, the radiating fan comprises a top plate and a bottom plate, and a radiating cylinder is installed between the top plate and the bottom plate. The installation mode of riveting needs accurate positioning of the insertion column and the insertion hole, and the installation steps are not simple enough.

[0004] Chinese patent CN221079275U discloses a radiating fan for computer, which comprises a mounting frame, mounting hole positions and a radiating fan. The mounting hole positions are located at the four corners of the end face of the mounting frame, and the radiating fan is installed in the frame of the mounting frame. The lower end of the mounting frame is provided with a bottom frame, and the four corners of the end face of the bottom frame are provided with butt joint holes matched with the mounting hole positions. A butt joint slot is formed in the edge of the bottom frame, and a cross-shaped frame is installed in the butt joint slot. A frame slot is formed in the end face of the cross-shaped frame, and a strip-shaped through slot is formed in the slot bottom of the frame slot. A strip-shaped copper pipe is installed at the strip-shaped through slot of the frame slot, and the strip-shaped copper pipe contacts the motor of the radiating fan. The bolt fixing mode needs to use additional tools for disassembly and assembly. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model aims at overcoming the problems in the prior art, and provides a magnetic quick disassembly and assembly fan. The fan does not need to be additionally provided with electric wires and cables, can realize quick installation and power supply, improves the assembly efficiency, and saves the production cost.

[0006] To achieve the above technical purposes, achieve the above technical effects, the utility model discloses a following technical scheme realizes:

[0007] A magnetic quick detachable fan, including shell and multiple fan groups, the shell is equipped with multiple parallel distribution's installation mouth, multiple fan groups are installed in the installation mouth respectively, the fan group includes the installation frame, the fan body that installs in the installation frame and the drive PCB board that inlay in the installation frame, the shell is equipped with the first connector and multiple first magnetic attraction piece in the area that surrounds the installation mouth periphery, the installation frame is annular, the outer ring wall of installation frame is equipped with the second connector and multiple second magnetic attraction piece, the second connector is electrically connected with drive PCB board, the first magnetic attraction piece is corresponding with second magnetic attraction piece and is mutually magnetic attraction, and the first connector is corresponding with second connector and is electrically connected, through the mutual magnetic attraction of first magnetic attraction piece and second magnetic attraction piece, the fan group is installed in the installation mouth, and the air outlet of fan body faces the installation mouth, and the fan group and the shell form quick detachable structure, and the first connector and the second connector are electrically connected with the drive PCB board.

[0008] Further, the shell includes a side wall frame and a cover plate arranged at the upper end of the side wall frame, the installation port is arranged on the cover plate, the plurality of first magnetic attraction pieces are spaced apart and arranged on the lower end surface of the cover plate, and the first connector is arranged on the lower end surface of the cover plate and located at the side end of a first magnetic attraction piece.

[0009] Further, the first connector and the second connector are both POGO PIN connectors, the first connector includes a first power PCB board, a first adhesive, and a first spring needle, and the second connector includes a second power PCB board, a second adhesive, and a second spring needle.

[0010] Further, the shell is further provided with a first mounting groove for fixing the first connector, the first power PCB board is fixed in the first mounting groove, the first spring needle is arranged below the first power PCB board through the first adhesive, one end of the first spring needle is electrically connected with the first power PCB board, and the other end of the first spring needle is elastically connected with the second spring needle.

[0011] Further, the fan group is further provided with a second mounting groove for fixing the second connector, the second power PCB board is fixed in the second mounting groove and electrically connected with the drive PCB board, the second spring needle is arranged above the second power PCB board through the second adhesive, one end of the second spring needle is electrically connected with the second power PCB board, and the other end of the second spring needle is elastically connected with the first spring needle.

[0012] Further, the shell is further provided with a first fixing groove for fixing the first magnetic attraction member, the number of the first fixing groove corresponds to the number of the first magnetic attraction member, and a plurality of the first fixing grooves are equidistantly arranged on the area of the outer periphery of the mounting port.

[0013] Further, the fan group is further provided with a second fixing groove for fixing the second magnetic attraction member, the number of the second fixing groove corresponds to the number of the second magnetic attraction member, and a plurality of the second fixing grooves are equidistantly arranged on the outer ring wall of the mounting frame.

[0014] Further, the mounting frame is further provided with a shaft core, and the fan body is provided with a shaft seat matched with the shaft core; the fan body is mounted on the mounting frame by inserting the shaft core into the shaft seat.

[0015] Further, the shell further comprises a third connector and a third mounting groove for fixing the third connector, the third connector is arranged on the lower end surface of the cover plate and is used for connecting with an external power supply; the first connector, the second connector and the third connector are electrically connected with the driving PCB.

[0016] Compared with the prior art, the fan group of the utility model has the advantages that:

[0017] The first magnetic attraction member and the second magnetic attraction member are arranged, the quick disassembly and assembly structure between the fan group and the shell is realized, and the complicated installation steps of the fan group are omitted; the first connector and the second connector are arranged, the electrical connection between the fan group and the shell is realized when the fan group is installed, the fan group does not need to be additionally provided with an electric wire cable, quick installation and power-on are realized, the assembly efficiency is improved, and the production cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic view of the utility model;

[0019] Figure 2 It is the explosion view of the utility model;

[0020] Figure 3 It is the explosion view of the shell in the utility model;

[0021] Figure 4 It is Figure 3 the enlarged view of A in the utility model;

[0022] Figure 5 It is the explosion view of the fan group in the utility model;

[0023] Figure 6 It is Figure 5 the enlarged view of B in the utility model;

[0024] Figure 7 It is the explosion view of the fan group in another view in the utility model.

[0025] The attached figures are labeled as follows:

[0026] 1-Housing, 11-Mounting port, 12-First connector, 121-First power PCB board, 122-First colloid, 123-First spring pin, 13-First magnetic component, 14-Side wall frame, 15-Cover plate, 16-First mounting slot, 17-First fixing slot, 18-Third connector, 19-Third mounting slot;

[0027] 2-Fan assembly, 21-Mounting frame, 22-Fan body, 23-Drive PCB board, 24-Second connector, 241-Second power PCB board, 242-Second colloid, 243-Second spring pin, 25-Second magnetic component, 26-Second mounting slot, 27-Second fixing slot, 28-Shaft core, 29-Shaft seat. Detailed Implementation

[0028] To facilitate understanding by those skilled in the art, the present invention will be further described below with reference to embodiments and accompanying drawings. The content mentioned in the embodiments is not intended to limit the present invention.

[0029] Example

[0030] like Figures 1-7 As shown, this embodiment discloses a magnetic quick-release fan, including a housing 1 and three fan assemblies 2. In this embodiment, the housing 1 has three parallel mounting ports 11, and the three fan assemblies 2 are respectively mounted in the three mounting ports 11. Each fan assembly 2 includes a mounting frame 21, a fan body 22 mounted in the mounting frame 21, and a drive PCB board 23 embedded in the mounting frame 21. The area surrounding the mounting ports 11 of the housing 1 is provided with a first connector 12 and a plurality of first magnetic suction components 13. The mounting frame 21 is annular, and the outer ring wall of the mounting frame 12 is provided with a second... The device includes a connector 24 and multiple second magnetic components 25, with the second connector 24 electrically connected to the drive PCB board 23. The first magnetic component 13 and the second magnetic component 25 are correspondingly arranged and magnetically attracted to each other, and the first connector 12 and the second connector 24 are correspondingly arranged and electrically connected. Through the mutual magnetic attraction of the first magnetic component 13 and the second magnetic component 25, the fan assembly 2 is installed in the mounting port 11, the air outlet of the fan body 22 faces the mounting port 11, the fan assembly 2 and the housing 1 form a quick-release structure, and both the first connector 12 and the second connector 24 are electrically connected to the drive PCB board 23.

[0031] The utility model discloses a first magnetic attraction piece 13 and second magnetic attraction piece 25 are set up, utilize mutual magnetic attraction between both, realize that fan group 2 forms quick dismounting structure with shell 1 between, through setting up first connector 12 and second connector 24, and drive PCB board 23 is inlaid in mounting frame 21, when fan group 2 utilizes first magnetic attraction piece 13 and second magnetic attraction piece 25 and installs in mounting port 11, first connector 12 and second connector 24 realize electric connection automatically.

[0032] In the embodiment, the shell 1 includes a side wall frame 14 and a cover plate 15 arranged at the upper end of the side wall frame 14, the mounting port 11 is arranged on the cover plate 15, a plurality of the first magnetic attraction pieces 13 are arranged at the lower end surface of the cover plate 15, that is, the plurality of the first magnetic attraction pieces 13 are arranged at the area of the cover plate 15 surrounding the outer periphery of the mounting port 11, and the first connector 12 is arranged at the lower end surface of the cover plate 15 and located at the side end of a first magnetic attraction piece 13.

[0033] In the embodiment, the first connector 12 and the second connector 24 are both POGO PIN connectors, the first connector 12 includes a first power PCB board 121, a first adhesive 122 and a first spring needle 123, and the second connector 24 includes a second power PCB board 241, a second adhesive 242 and a second spring needle 243.

[0034] In the embodiment, the shell 1 is further provided with a first mounting groove 16 for fixing the first connector 12, the first power PCB board 121 is fixed in the first mounting groove 16, the first spring needle 123 is arranged below the first power PCB board 121 through the first adhesive 122, one end of the first spring needle 123 is electrically connected with the first power PCB board 121, and the other end of the first spring needle 123 is elastically connected with the second spring needle 243.

[0035] In the embodiment, the fan group 2 is further provided with a second mounting groove 26 for fixing the second connector 24, the second power supply PCB board 241 is fixed to the second mounting groove 26 and electrically connected with the driving PCB board 23, the second spring pogo pin 243 is arranged above the second power supply PCB board 241 through the second adhesive 242, one end of the second spring pogo pin 243 is electrically connected with the second power supply PCB board 241, and the other end of the second spring pogo pin 243 is elastically connected with the first spring pogo pin 123. The first connector 12 and the second connector 24 are elastically contacted, and electrically connected with the driving PCB board 23. The POGO PIN connector has certain tolerance, and the assembly requirement of the driving PCB board 23, the first power supply PCB board 121 and the second power supply PCB board 241 is not high. When the first spring pogo pin 123 is elastically connected with the second spring pogo pin 243, stable electrical connection is formed between the driving PCB board 23, the first power supply PCB board 121 and the second power supply PCB board 241, so as to realize the operation of the fan group 2, and further improve the assembly efficiency of the fan and simplify the installation steps of the fan.

[0036] In the embodiment, the housing 1 is further provided with a first fixing groove 17 for fixing the first magnetic attraction member 13. The number of the first fixing groove 17 is twelve, and the number of the first magnetic attraction member 13 is twelve. Every four first fixing grooves 17 are equidistantly arranged in the area of the outer periphery of the mounting port 11, and the first magnetic attraction member 13 is arranged in the first fixing groove 17 correspondingly. By arranging the first fixing groove 17 and equidistantly arranging the first fixing groove 17 in the area of the outer periphery of the mounting port 11, the first magnetic attraction member 13 is arranged in the first fixing groove 17. When the first magnetic attraction member 13 and the second magnetic attraction member 25 are magnetically attracted to each other, the symmetrical arrangement can ensure stable magnetic attraction and automatic alignment, and further simplify the installation of the fan.

[0037] In the embodiment, the fan group 2 is further provided with a second fixing groove 27 for fixing the second magnetic attraction member 25. The number of the second fixing groove 27 is twelve, and the number of the second magnetic attraction member 25 is twelve. Each fan group 2 includes four second magnetic attraction members 25 and four second fixing grooves 27, and four second fixing grooves 27 are equidistantly arranged on the outer ring wall of the mounting frame 21. By arranging the second fixing groove 27 and equidistantly arranging the second fixing groove 27 on the outer ring wall of the mounting frame 21, the second magnetic attraction member 25 is arranged in the second fixing groove 27. When the first magnetic attraction member 13 and the second magnetic attraction member 25 are magnetically attracted to each other, the symmetrical arrangement can ensure stable magnetic attraction and automatic alignment, and further simplify the installation of the fan.

[0038] In the embodiment, the mounting frame 21 is further provided with a shaft core 28, and the fan body 22 is provided with a shaft seat 29 matched with the shaft core 28; the fan body 22 is mounted on the mounting frame 21 by inserting the shaft core 28 into the shaft seat 29. By arranging the shaft core 28 and the shaft seat 29, when the fan blades of the fan body 22 are covered with dust or other faults occur and the fan body 22 needs to be replaced, the fan body 22 can be disassembled by only moving the shaft seat 29 along the shaft core 28.

[0039] In the embodiment, the shell 1 further comprises a third connector 18 and a third mounting groove 19 for fixing the third connector 18, the third connector 18 is arranged on the lower end surface of the cover plate 15 and is used for connecting with an external power supply, and the third connector 18 is a POGO PIN connector; the first connector 12, the second connector 24 and the third connector 18 are electrically connected with the driving PCB 23. In actual application, the external power supply transmits electric signals to the driving PCB 23 through the third connector 18, the first connector 12 and the second connector 24 in sequence, and finally realizes the operation of the fan and the heat dissipation function.

[0040] The technical scheme provided by the embodiment of the utility model is described in detail above, and the principle and implementation mode of the embodiment of the utility model are described by applying specific examples; the description of the above embodiment is only applicable to helping understand the principle of the embodiment of the utility model; meanwhile, for the general technical personnel in the field, the embodiment of the utility model will have changes in the specific implementation mode and application range, and the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A magnetic quick-release fan, characterized in that: The device includes a housing and multiple fan assemblies. The housing has multiple parallel mounting ports, and the fan assemblies are respectively mounted in the mounting ports. Each fan assembly includes a mounting frame, a fan body mounted within the mounting frame, and a drive PCB board embedded within the mounting frame. The housing has a first connector and multiple first magnetic attachments around the area surrounding the mounting ports. The mounting frame is annular, and the outer ring wall of the mounting frame has a second connector and multiple second magnetic attachments. The second connectors are electrically connected to the drive PCB board. The first and second magnetic attachments are correspondingly arranged and magnetically attracted to each other, and the first and second connectors are correspondingly arranged and electrically connected. Through the mutual magnetic attraction of the first and second magnetic attachments, the fan assemblies are mounted in the mounting ports, with the air outlet of the fan body facing the mounting ports. The fan assemblies and the housing form a quick-release structure, and both the first and second connectors are electrically connected to the drive PCB board.

2. A magnetic quick-release fan according to claim 1, characterized in that: The housing includes a side wall frame and a cover plate located at the upper end of the side wall frame. The mounting port is located on the cover plate. A plurality of first magnetic suction members are spaced apart and are all located on the lower end face of the cover plate. The first connector is located on the lower end face of the cover plate and is located at the side end of a first magnetic suction member.

3. A magnetic quick-release fan according to claim 1, characterized in that: Both the first connector and the second connector are POGO PIN connectors. The first connector includes a first power PCB board, a first adhesive body, and a first spring pin. The second connector includes a second power PCB board, a second adhesive body, and a second spring pin.

4. A magnetic quick-release fan according to claim 1, characterized in that: The housing is further provided with a first mounting groove for fixing the first connector. The first power PCB board is fixed in the first mounting groove. The first spring pin is disposed below the first power PCB board through a first adhesive. One end of the first spring pin is electrically connected to the first power PCB board, and the other end of the first spring pin is elastically connected to the second spring pin.

5. A magnetic quick-release fan according to claim 4, characterized in that: The fan assembly is further provided with a second mounting slot for fixing the second connector. The second power PCB board is fixed in the second mounting slot and electrically connected to the drive PCB board. The second spring pin is disposed above the second power PCB board through a second adhesive. One end of the second spring pin is electrically connected to the second power PCB board, and the other end of the second spring pin is elastically connected to the first spring pin.

6. A magnetic quick-release fan according to claim 1, characterized in that: The housing is also provided with a first fixing groove for fixing the first magnetic component. The number of the first fixing grooves corresponds to the number of the first magnetic components, and multiple first fixing grooves are equally spaced in the area around the mounting opening.

7. A magnetic quick-release fan according to claim 1, characterized in that: The fan assembly is also provided with a second fixing groove for fixing the second magnetic component. The number of the second fixing grooves corresponds to the number of the second magnetic components, and multiple second fixing grooves are equally spaced on the outer ring wall of the mounting frame.

8. A magnetic quick-release fan according to claim 1, characterized in that: The mounting frame is also provided with a shaft core, and the fan body is provided with a shaft seat that matches the shaft core; the fan body is mounted on the mounting frame by inserting the shaft core into the shaft seat.

9. A magnetic quick-release fan according to claim 2, characterized in that: The housing also includes a third connector and a third mounting slot for fixing the third connector. The third connector is located on the lower end face of the cover plate and is used to connect to an external power source. The first connector, the second connector, and the third connector are all electrically connected to the drive PCB board.

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