CN218913265U

CN218913265U - Radiator fan convenient to change flabellum

Info

Publication number: CN218913265U
Application number: CN202223493291.1U
Authority: CN
Inventors: 范中奎; 杨润明
Original assignee: Dongguan Runda Cooling Fan Co ltd
Current assignee: Dongguan Runda Cooling Fan Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-25
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a cooling fan convenient for replacing fan blades, which comprises a first shell, wherein a bracket is arranged at the bottom of the first shell, a power mechanism is arranged at the upper part of the bracket, threaded columns are arranged at four corners of the first shell, and a mounting mechanism is arranged at the middle part of each threaded column; the installation mechanism comprises an installation block, an internal thread ring, a fixed block, a thread pipe and a sleeve, wherein one end of the installation block is rotationally connected with one end of the sleeve, the inside of the sleeve is slidably connected with the periphery of one end of the thread pipe, and the other end of the thread pipe is rotationally connected with one end of the fixed block. According to the cooling fan convenient for replacing the fan blades, the threaded pipe is driven by the internal threaded ring to slide in the sleeve by screwing the internal threaded ring, so that threaded holes with different intervals can be adapted, smooth installation of the cooling fan is ensured, the permanent magnet is adsorbed in the cavity by the magnetic force of the magnetic block, and the fan blades can be directly taken out, and are very convenient to replace or disassemble.

Description

Radiator fan convenient to change flabellum

Technical Field

The utility model relates to the technical field of heat dissipation, in particular to a heat dissipation fan with blades convenient to replace.

Background

With the advent of the network age, people have seen an increasing range of applications in work and life to computers. Because the computer can generate more heat when running for a long time, the temperature in the case rises along with the heat, and the phenomena of computer halt and the like are easy to cause, the computer is provided with a cooling fan, and the heat generated when the computer works is discharged through the cooling fan, so that the computer is ensured not to overheat. After the fan blade of the cooling fan is used for a long time, part of the fan blade deforms, damages or a large amount of dust is accumulated on the surface of the fan blade, the fan blade needs to be replaced and cleaned, the traditional cooling fan is clamped at the driving end of the motor, and the fan blade needs to be pulled down by using great strength, so that the fan blade is replaced or the fan blade is cleaned very inconvenient, meanwhile, a threaded hole is reserved in a computer case, the distance between the threaded holes is fixed, the distance between the threaded holes reserved in each case is inconsistent, and the cooling fan cannot be installed easily.

Disclosure of Invention

The utility model mainly aims to provide a cooling fan with blades convenient to replace, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a radiator fan convenient to change flabellum, includes shell one, shell one bottom is provided with the support, support upper portion is provided with power unit, shell one's four corners is provided with the screw thread post, the middle part of screw thread post is provided with installation mechanism;

the installation mechanism comprises an installation block, an internal thread ring, a fixed block, a thread pipe and a sleeve, wherein one end of the installation block is rotationally connected with one end of the sleeve, the inner sliding connection of the sleeve is arranged on the periphery of one end of the thread pipe, the other end of the thread pipe is rotationally connected with one end of the fixed block, the other end of the fixed block is fixedly connected with the middle part of a thread column, one side of the internal thread ring is rotationally connected with one end of the sleeve, which is far away from the installation block, and the internal thread ring is internally connected with the periphery of the thread pipe.

Preferably, a threaded hole is formed in one side, away from the sleeve, of the mounting block.

Preferably, the mounting mechanism forms an included angle with the straight edge of the first shell.

Preferably, the power mechanism comprises a fan blade, a first magnetic ring, a second casing, a cavity, a magnetic block, a permanent magnet, a winding and a second magnetic ring, wherein the cavity is formed in the middle of the second casing, the periphery of the winding is arranged in the second casing, the periphery of the magnetic block is fixedly connected to the bottom of the cavity, and the second magnetic ring is arranged in the periphery of the cavity.

Preferably, the second bottom of the shell is fixedly connected to the upper part of the bracket.

Preferably, the upper end of the permanent magnet is fixedly connected to the inner top wall of the fan blade, the outer periphery of the magnetic ring is fixedly connected to the middle part of the inner side of the fan blade, and the outer periphery of the permanent magnet is arranged in the cavity.

Compared with the prior art, the utility model has the following beneficial effects:

1. the threaded pipe is driven by the internal thread ring to slide in the sleeve pipe by screwing the internal thread ring, so that the distance between the mounting block and the fixing block is shortened or prolonged, threaded holes with different distances can be adapted, the mounting block is used for fixing the first shell in the case through the bolt, and smooth mounting of the radiator fan is guaranteed.

2. The permanent magnet is adsorbed in the cavity through the magnetic force of the magnetic block, the permanent magnet is positioned in the middle of the cavity through the repulsive force between the magnetic ring II and the magnetic ring I, and meanwhile, the fan blade is not contacted with the housing II, so that the whole fan blade is in suspension, the winding drives the permanent magnet to rotate, the fan blade rotates, air is driven to flow, the computer case is cooled, and the fan blade is only adsorbed by the magnetic block, so that the fan blade can be directly taken out, and the fan blade is very convenient to replace or disassemble.

Drawings

FIG. 1 is a schematic perspective view of a cooling fan with fan blades easy to replace according to the present utility model;

FIG. 2 is a schematic diagram of a power mechanism of a cooling fan with fan blades convenient to replace according to the present utility model;

fig. 3 is a schematic structural diagram of a mounting mechanism of a cooling fan with fan blades convenient to replace according to the present utility model.

In the figure: 1. a mounting mechanism; 101. a mounting block; 102. an internally threaded ring; 103. a fixed block; 104. a threaded tube; 105. a sleeve; 2. a first shell; 3. a threaded column; 4. a power mechanism; 401. a fan blade; 402. a first magnetic ring; 403. a second shell; 404. a cavity; 405. a magnetic block; 406. a permanent magnet; 407. a winding; 408. a second magnetic ring; 5. and (3) a bracket.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a cooling fan convenient for replacing fan blades comprises a first shell 2, a support 5 is arranged at the bottom of the first shell 2, a power mechanism 4 is arranged at the upper part of the support 5, threaded columns 3 are arranged at four corners of the first shell 2, and a mounting mechanism 1 is arranged in the middle of the threaded columns 3.

In this embodiment, the installation mechanism 1 includes installation piece 101, internal thread ring 102, fixed block 103, screwed pipe 104 and sleeve pipe 105, the one end of installation piece 101 rotates to be connected in the one end of sleeve pipe 105, the inside sliding connection of sleeve pipe 105 is at screwed pipe 104 one end periphery, the other end of screwed pipe 104 rotates to be connected in the one end of fixed block 103, the other end fixed connection of fixed block 103 is at the middle part of screw thread post 3, internal thread ring 102 one side rotates to be connected in the one end that sleeve pipe 105 kept away from installation piece 101, internal thread ring 102 internal thread connection is at screwed pipe 104 periphery, one side that sleeve pipe 105 was kept away from to installation piece 101 is provided with the screw hole, installation mechanism 1 is 135 contained angles with the straight flange of shell one 2.

Specifically, when the radiator fan is installed, according to the requirement, the first shell 2 is held by one hand, the inner threaded ring 102 is screwed by the other hand, and the threaded pipe 104 cannot rotate along with the inner threaded ring 102 due to the fact that the threaded pipe 104 is limited by the first shell 2, the threaded pipe 104 can slide inside the sleeve 105 under the driving of the inner threaded ring 102, so that the distance between the installation block 101 and the fixing block 103 is shortened or prolonged, threaded holes with different distances can be adapted, the first shell 2 is fixed inside a case through bolts by the installation block 101, and smooth installation of the radiator fan is guaranteed.

In this embodiment, the power mechanism 4 includes a fan blade 401, a first magnetic ring 402, a second casing 403, a cavity 404, a magnetic block 405, a permanent magnet 406, a winding 407 and a second magnetic ring 408, the cavity 404 is formed in the middle of the second casing 403, the periphery of the winding 407 is disposed inside the second casing 403, the periphery of the magnetic block 405 is fixedly connected to the bottom of the cavity 404, the inside of the second magnetic ring 408 is disposed on the periphery of the cavity 404, the bottom of the second casing 403 is fixedly connected to the upper portion of the bracket 5, the upper end of the permanent magnet 406 is fixedly connected to the inner top wall of the fan blade 401, the periphery of the first magnetic ring 402 is fixedly connected to the middle of the inner side of the fan blade 401, and the periphery of the permanent magnet 406 is disposed inside the cavity 404.

Specifically, the permanent magnet 406 is adsorbed inside the cavity 404 through the magnetic force of the magnetic block 405, meanwhile, the permanent magnet 406 is positioned in the middle of the cavity 404 through the repulsive force between the magnetic ring II 408 and the magnetic ring I402, meanwhile, the fan blade 401 is not in contact with the housing II 403, the fan blade 401 is wholly suspended, the winding 407 drives the permanent magnet 406 to rotate, so that the fan blade 401 rotates to drive air to flow, thereby radiating the computer case, the fan blade 401 is only adsorbed by the magnetic block 405, and the fan blade 401 can be directly taken out, and is very convenient to replace or disassemble.

Working principle:

when the radiator fan is installed, the first shell 2 is held by one hand, the inner threaded ring 102 is screwed by the other hand according to requirements, the threaded pipe 104 cannot rotate along with the inner threaded ring 102 due to the fact that the threaded pipe 104 is limited by the first shell 2, the threaded pipe 104 can slide inside the sleeve 105 under the driving of the inner threaded ring 102, the distance between the installation block 101 and the fixing block 103 is shortened or prolonged, threaded holes with different distances can be adapted, the first shell 2 is fixed inside a case through bolts by the installation block 101, smooth installation of the radiator fan is guaranteed, the permanent magnet 406 is adsorbed inside the cavity 404 through the magnetic force of the magnetic block 405, meanwhile, the permanent magnet 406 is located in the middle of the cavity 404 through the repulsive force between the second magnetic ring 408 and the first magnetic ring 402, meanwhile, the fan blade 401 is not in contact with the second shell 403, the whole fan blade 401 is suspended, the permanent magnet 406 is driven to rotate through the winding 407, the fan blade 401 is driven to rotate, air is driven to flow, the heat dissipation is carried out on the computer case, the fan blade 401 is only adsorbed by the magnetic block 405, and the fan blade 401 can be directly taken out, or the fan blade 401 is quite convenient to detach.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a radiator fan convenient to change flabellum, includes shell one (2), its characterized in that: a bracket (5) is arranged at the bottom of the first shell (2), a power mechanism (4) is arranged at the upper part of the bracket (5), threaded columns (3) are arranged at four corners of the first shell (2), and a mounting mechanism (1) is arranged in the middle of each threaded column (3);

the mounting mechanism (1) comprises a mounting block (101), an inner threaded ring (102), a fixing block (103), a threaded pipe (104) and a sleeve (105), one end of the mounting block (101) is rotationally connected with one end of the sleeve (105), the inside of the sleeve (105) is slidably connected with the periphery of one end of the threaded pipe (104), the other end of the threaded pipe (104) is rotationally connected with one end of the fixing block (103), the other end of the fixing block (103) is fixedly connected with the middle part of a threaded column (3), one side of the inner threaded ring (102) is rotationally connected with one end of the sleeve (105) far away from the mounting block (101), and the inner threaded ring (102) is internally connected with the periphery of the threaded pipe (104).

2. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: a threaded hole is formed in one side, away from the sleeve (105), of the mounting block (101).

3. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the mounting mechanism (1) forms an included angle of 135 degrees with the straight edge of the first shell (2).

4. The cooling fan for facilitating replacement of fan blades as set forth in claim 1, wherein: the power mechanism (4) comprises a fan blade (401), a first magnetic ring (402), a second casing (403), a cavity (404), magnetic blocks (405), a permanent magnet (406), a winding (407) and a second magnetic ring (408), wherein the cavity (404) is formed in the middle of the second casing (403), the periphery of the winding (407) is arranged in the second casing (403), the periphery of the magnetic blocks (405) is fixedly connected to the bottom of the cavity (404), and the inside of the second magnetic ring (408) is arranged at the periphery of the cavity (404).

5. The cooling fan of claim 4, wherein the fan blades are easily replaced, and further comprising: the bottom of the second shell (403) is fixedly connected to the upper part of the bracket (5).

6. The cooling fan of claim 4, wherein the fan blades are easily replaced, and further comprising: the upper end of the permanent magnet (406) is fixedly connected to the inner top wall of the fan blade (401), the outer periphery of the first magnetic ring (402) is fixedly connected to the middle part of the inner side of the fan blade (401), and the outer periphery of the permanent magnet (406) is arranged in the cavity (404).