CN223411063U - A miniature cooling fan with a protective structure - Google Patents

Abstract

The present utility model relates to a heat dissipation fan, and more particularly to a micro heat dissipation fan with a protection structure. The miniature cooling fan with the protection structure has the beneficial effects that the miniature cooling fan with the protection structure is connected with the connecting plate through the connecting plate, the magnetic suction groove, the magnetic suction block, the frame, the blocking net and the protection frame, the magnetic suction groove and the magnetic suction block are connected with the connecting plate, the magnetic suction connection can be used for rapidly completing installation and disassembly under the condition of no tools, the operation efficiency is improved, the time is saved, the blocking net can be used for intercepting dust to air entering the cooling fan, the abrasion of dust to the internal components of the cooling fan is reduced, the failure rate and the maintenance cost are reduced, and the protection frame is used for protecting the cooling fan.

Description

Miniature radiator fan with protective structure

Technical Field

The present utility model relates to a heat dissipation fan, and more particularly to a micro heat dissipation fan with a protection structure.

Background

The miniature heat dissipation fan is small and efficient, is widely applied to various electronic products, and particularly in environments requiring high power density, limited space or low noise, and is provided with a protection structure to meet the heat dissipation requirement in specific working environments, and meanwhile, the durability and the protection function of the fan are improved. Such fans not only functionally take the role of heat dissipation, but also ensure stable operation under severe conditions in consideration of the severity of the application environment, such as dust prevention, water prevention, vibration prevention, etc., and thus, a micro heat dissipation fan having a protection structure is particularly required.

However, most existing micro heat dissipation fans have poor protection performance, the heat dissipation fans are not provided with protection structures, and fan blades or motors are easily impacted or collided by external objects. In some devices, the fan blades may be scratched, bumped by external dust, debris, or other hard objects, resulting in unbalanced fan operation, increased noise, and even fan failure.

Disclosure of utility model

The present utility model is directed to a micro heat dissipation fan with a protection structure, so as to solve the problem that the existing micro heat dissipation fans with protection structures in the prior art are poor in protection performance, the heat dissipation fans are not provided with protection structures, and fan blades or motors are easily impacted or collided by external objects. In some devices, the fan blades may be scratched, bumped by external dust, debris, or other hard objects, resulting in unbalanced fan operation, increased noise, and even problems with fan failure.

The miniature heat radiation fan with the protection structure comprises a substrate, wherein the protection mechanism is arranged at the upper end of the substrate, and the heat radiation mechanism is arranged at the lower end of the substrate;

The protection mechanism comprises a connecting plate, a magnetic suction groove, a magnetic suction block, a frame, a sealing strip, a blocking net, a protection frame and a connecting bolt, wherein the connecting plate is installed at the upper end of the base plate, the magnetic suction groove is formed in the upper end of the connecting plate, the magnetic suction block is arranged on the inner side of the magnetic suction groove, the frame is installed at the upper end of the magnetic suction block, the sealing strip is installed at the upper end of the frame, the blocking net is installed at the inner side of the frame, the protection frame is installed at the upper end of the frame, and the connecting bolt is installed in the protection frame.

Preferably, the magnetic attraction grooves are provided with a plurality of groups, the magnetic attraction blocks are in one-to-one correspondence with the magnetic attraction grooves, and the frame is connected with the connecting plate through the magnetic attraction grooves and the magnetic attraction blocks.

Preferably, the frame is attached to the barrier net through a sealing strip, and the sealing strip is tightly attached to the barrier net.

Preferably, the frame is connected with the base plate by a connecting bolt, and the connecting bolt penetrates through the connecting plate.

Preferably, the heat dissipation mechanism comprises a shell, a mounting plate, a clamping block, a clamping groove, a mounting frame, a motor, an impeller and a damping pad, wherein the shell is mounted at the lower end of the base plate, the mounting plate is mounted at the lower end of the shell, the clamping block is mounted at the outer side of the shell, the clamping groove is formed in the surface of the mounting plate, the mounting frame is mounted at the inner side of the shell, the motor is mounted at the upper end of the mounting frame, the impeller is connected with the output end of the motor through bolts, and the damping pad is mounted at the lower end of the mounting plate.

Preferably, the clamping blocks are provided with a plurality of groups, the clamping grooves are in one-to-one correspondence, and the shell is connected with the mounting plate through the clamping blocks and the clamping grooves.

Preferably, the shock pad is provided with the multiunit, and with mounting panel axis symmetry setting.

Compared with the prior art, the miniature radiator fan with the protection structure has the beneficial effects that through the arrangement of the connecting plate, the magnetic suction groove, the magnetic suction block, the frame, the blocking net and the protection frame, the frame is connected with the connecting plate through the magnetic suction groove and the magnetic suction block, the magnetic suction connection can be quickly completed and disassembled under the condition of no tools, the operation efficiency is improved, the time is saved, the blocking net can intercept dust for air entering the radiator fan, the abrasion of dust on the inner parts of the radiator fan is reduced, the failure rate and the maintenance cost are reduced, the protection frame protects the radiator fan, the protection frame can effectively prevent external objects from entering the blade area of the radiator fan, and the objects are prevented from affecting the normal operation of the fan or causing failures.

Drawings

FIG. 1 is a schematic diagram of a side view of the present utility model;

FIG. 2 is a perspective exploded view of the present utility model;

FIG. 3 is a schematic diagram of the mutual matching structure of the magnetic attraction groove and the magnetic attraction block;

FIG. 4 is a schematic diagram of the motor and impeller of the present utility model in a matched configuration;

FIG. 5 is a schematic view of the structure of the mounting plate and the shock pad of the present utility model.

1, A base plate, 2, a protection mechanism, 201, a connecting plate, 202, a magnetic suction groove, 203, a magnetic suction block, 204, a frame, 205, a sealing strip, 206, a blocking net, 207, a protection frame, 208, a connecting bolt, 3, a heat dissipation mechanism, 301, a shell, 302, a mounting plate, 303, a clamping block, 304, a clamping groove, 305, a mounting frame, 306, a motor, 307, an impeller, 308 and a shock pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a micro cooling fan with a protection structure, which comprises a substrate 1, wherein a protection mechanism 2 is arranged at the upper end of the substrate 1, a cooling mechanism 3 is arranged at the lower end of the substrate 1, the protection mechanism 2 comprises a connecting plate 201, a magnetic suction groove 202, a magnetic suction block 203, a frame 204, a sealing strip 205, a blocking net 206, a protection frame 207 and a connecting bolt 208, the connecting plate 201 is arranged at the upper end of the substrate 1, the magnetic suction groove 202 is arranged at the upper end of the connecting plate 201, a magnetic suction block 203 is arranged at the inner side of the magnetic suction groove 202, a frame 204 is arranged at the upper end of the magnetic suction block 203, the sealing strip 205 is arranged at the upper end of the frame 204, the blocking net 206 is arranged at the inner side of the frame 204, the protection frame 207 is internally provided with a connecting bolt 208, and the frame 204 is more convenient and fast to install and detach by adopting a magnetic suction connection mode, so that the requirements on the installation and the manual operation time are reduced. The speed of disassembly and reassembly can be significantly increased when cleaning, inspection or replacement of components is required, the barrier 206 and the protective frame 207 can prevent debris and solid particles from entering the fan or cooling system, such that these objects can be prevented from affecting the normal operation of the device or causing malfunctions, and the weather strip 205 can prevent dust from entering the cooling fan from the sides.

Further, the magnetic attraction grooves 202 are provided with a plurality of groups, the magnetic attraction blocks 203 are in one-to-one correspondence with the magnetic attraction grooves 202, the frame 204 is connected with the connecting plate 201 through the magnetic attraction grooves 202 and the magnetic attraction blocks 203, and the magnetic attraction blocks 203 and the frame 204 are arranged through the connecting plate 201, the magnetic attraction grooves 202 and the magnetic attraction blocks 203, so that the magnetic attraction connection can be quickly completed and disassembled under the condition of no tools, the operation efficiency is improved, and the time is saved.

Further, the frame 204 is attached to the blocking net 206 through the sealing strips 205, the sealing strips 205 are attached to the blocking net 206 tightly, and the sealing strips 205 can effectively fill gaps between the frame 204 and the blocking net 206 through the arrangement of the frame 204, the sealing strips 205 and the blocking net 206, so that dust or other external pollutants are prevented from entering.

Further, the frame 204 is connected with the base plate 1 through the connecting bolts 208, the connecting bolts 208 penetrate through the connecting plate 201, and through the arrangement of the connecting plate 201, the frame 204 protecting frame 207 and the connecting bolts 208, the modular design enables all parts to be connected through bolts, so that assembly and disassembly can be conveniently carried out. The use of the bolts ensures the firmness of connection, and each component can be independently installed or replaced without disassembling the whole system, so that maintenance and installation time are saved.

Further, the heat dissipation mechanism 3 includes casing 301, mounting panel 302, fixture block 303, draw-in groove 304, mounting bracket 305, motor 306, impeller 307 and shock pad 308's setting, casing 301 is installed to the lower extreme of base plate 1, mounting panel 302 is installed to the lower extreme of casing 301, fixture block 303 is installed in the outside of casing 301, the draw-in groove 304 has been seted up on the surface of mounting panel 302, mounting bracket 305 is installed to the inboard of casing 301, motor 306 is installed to the upper end of mounting bracket 305, the output bolted connection of motor 306 has impeller 307, shock pad 308 is installed to the lower extreme of mounting panel 302, through the setting of motor 306 and impeller 307, motor 306 drives impeller 307 rotatory, form powerful air current, can effectively take away the heat that equipment inside produced. The high speed rotation of the impeller 307 ensures high efficiency of the air flow, thereby accelerating the heat dissipation and lowering the operating temperature of the apparatus.

Further, the fixture blocks 303 are provided with a plurality of groups, the clamping grooves 304 are in one-to-one correspondence, the shell 301 is connected with the mounting plate 302 through the fixture blocks 303 and the clamping grooves 304, the shell 301 can be stably connected with the mounting plate 302 through the matching of the fixture blocks 303 and the clamping grooves 304, the firmness and the reliability of the assembly are ensured, the connection mode is generally simple and convenient and easy to operate, the complexity and the cost in the mounting process can be reduced, and meanwhile, the disassembly and replacement convenience of the assembly are improved.

Further, the shock-absorbing pads 308 are provided with a plurality of groups, and are symmetrically arranged on the central axis of the mounting plate 302, the mounting plate 302 and the shock-absorbing pads 308 are arranged, and the shock-absorbing pads 308 at the lower end of the mounting plate 302 play a role in reducing noise generated by vibration of the motor 306 and operation of the impeller 307. The shock pad 308 can effectively absorb and isolate shock generated when the motor 306 and the impeller 307 are operated, and reduce the influence of the shock transmitted to the housing or the base plate 1, thereby avoiding the negative influence of the shock on the stability of the apparatus and the user experience.

Before use, the device is installed at a proper position through the mounting plate 302, when the device is used, the motor 306 is started, the motor 306 drives the impeller 307 to rotate, strong air flow is formed, air enters through the protective frame 207, then the air is filtered once through the blocking net 206, then the air passes through the impeller 307, the device is cooled through the space at the lower end of the mounting plate 302, after long-time use, the interior is cleaned, the connecting bolts 208 are firstly disassembled, the protective cover can be disassembled, the blocking net 206 is pulled, the blocking net 206 can be disassembled, then the clamping block 303 is pressed, the clamping block 303 is pulled out of the clamping groove 304, the shell 301 is disassembled, and the interior is cleaned, so that the use process of the miniature cooling fan with the protective structure is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The miniature heat radiation fan with the protection structure comprises a substrate (1) and is characterized in that the protection mechanism (2) is arranged at the upper end of the substrate (1), and the heat radiation mechanism (3) is arranged at the lower end of the substrate (1);

Protection machanism (2) are including connecting plate (201), magnetism inhale groove (202), magnetism inhale piece (203), frame (204), sealing strip (205), block net (206), protection frame (207) and connecting bolt (208), connecting plate (201) are installed to the upper end of base plate (1), magnetism inhale groove (202) have been seted up to the upper end of connecting plate (201), magnetism inhale the inboard in groove (202) and are provided with magnetism inhale piece (203), frame (204) are installed to the upper end of magnetism inhale piece (203), sealing strip (205) are installed to the upper end of frame (204), block net (206) are installed to the inboard of frame (204), protection frame (207) are installed to the upper end of frame (204), internally mounted of protection frame (207) has connecting bolt (208).

2. The micro heat dissipation fan with the protection structure of claim 1, wherein the magnetic attraction grooves (202) are provided with a plurality of groups, the magnetic attraction blocks (203) are in one-to-one correspondence with the magnetic attraction grooves (202), and the frame (204) is connected with the connecting plate (201) through the magnetic attraction grooves (202) and the magnetic attraction blocks (203).

3. A micro heat dissipation fan with a protection structure as set forth in claim 1, wherein said frame (204) is attached to said barrier net (206) by a sealing strip (205), said sealing strip (205) being tightly attached to said barrier net (206).

4. A micro heat dissipation fan with a protection structure as set forth in claim 1, wherein said frame (204) is connected to the base plate (1) by a connection bolt (208), said connection bolt (208) penetrating through the connection plate (201).

5. The miniature radiator fan with protective structure according to claim 1, wherein the radiating mechanism (3) comprises a shell (301), a mounting plate (302), a clamping block (303), a clamping groove (304), a mounting frame (305), a motor (306), an impeller (307) and a damping pad (308), wherein the shell (301) is mounted at the lower end of the base plate (1), the mounting plate (302) is mounted at the lower end of the shell (301), the clamping block (303) is mounted at the outer side of the shell (301), the clamping groove (304) is formed in the surface of the mounting plate (302), the mounting frame (305) is mounted at the inner side of the shell (301), the motor (306) is mounted at the upper end of the mounting frame (305), the impeller (307) is connected to the output end of the motor (306) through bolts, and the damping pad (308) is mounted at the lower end of the mounting plate (302).

6. The micro heat dissipation fan with the protection structure as set forth in claim 5, wherein the clamping blocks (303) are provided with a plurality of groups, the clamping grooves (304) are in one-to-one correspondence, and the housing (301) is connected with the mounting plate (302) through the clamping blocks (303) and the clamping grooves (304).

7. The micro heat dissipation fan with the protection structure as set forth in claim 5, wherein the shock pads (308) are arranged in a plurality of groups and are symmetrically arranged with respect to the central axis of the mounting plate (302).