CN111352481B - Computer CPU fan noise reduction protective housing - Google Patents
Computer CPU fan noise reduction protective housing Download PDFInfo
- Publication number
- CN111352481B CN111352481B CN202010126022.8A CN202010126022A CN111352481B CN 111352481 B CN111352481 B CN 111352481B CN 202010126022 A CN202010126022 A CN 202010126022A CN 111352481 B CN111352481 B CN 111352481B
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- shell
- sound absorption
- absorption layer
- fan
- noise reduction
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- 230000001681 protective effect Effects 0.000 title claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 42
- 239000010410 layer Substances 0.000 claims description 46
- 239000012790 adhesive layer Substances 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 5
- 239000012784 inorganic fiber Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a noise reduction protective shell for a computer CPU fan, and relates to the technical field of computer heat dissipation. The novel screw rod assembly comprises a bottom shell and a side shell, wherein a guide rail is arranged at the top of the bottom shell, the side shell is arranged on the guide rail in a sliding mode, a connecting block is fixed at the bottom of the side shell and fixedly connected with a nut seat, the nut seat is movably sleeved on a screw rod, the screw rod is embedded into a groove in the top of the bottom shell and supported through a first bearing seat, a first bevel gear is fixed at the inner end of the screw rod and meshed with a second bevel gear, the second bevel gear is fixed at the top end of a rotating shaft, the rotating shaft is supported through a second bearing seat, and a screw head is fixed at the bottom end of the rotating shaft. According to the invention, the six side shells and the double sound absorption layers are arranged, so that the protective shell is high in mounting speed and convenient to maintain, the maintenance cost is reduced, and the problems of inconvenience in mounting and dismounting and overlarge sound of a fan in the conventional protective shell are solved.
Description
Technical Field
The invention belongs to the technical field of computer heat dissipation, and particularly relates to a noise reduction protective shell for a computer CPU fan.
Background
The computer CPU is a functional unit for interpreting and executing instructions, which is the central nervous system of the computer, and in contrast to the peripheral devices around the processor and the memory, each processor has a unique set of operation commands, which can be called instruction sets of the processor, such as storage, call-in, etc., are all operation commands, and the central processor is an operation core and a control core of the computer.
The existing computer CPU fan has no corresponding protective measures, so that the cooling fan is directly exposed outside, the safety is lower, the noise reduction effect of the existing fan is poorer, and the installation and the disassembly are inconvenient.
Disclosure of Invention
The invention aims to provide a noise reduction protective shell for a computer CPU fan, which has the advantages that the protective shell is high in installation speed and convenient to maintain and reduces maintenance cost by arranging six side shells and double sound absorption layers, and the problems that the existing protective shell is inconvenient to install and disassemble and the fan has overlarge sound are solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a noise reduction protection shell for a computer CPU fan, which comprises a bottom shell and a side shell, wherein the top of the bottom shell is provided with a guide rail, the guide rail is provided with the side shell in a sliding manner, the bottom of the side shell is fixedly provided with a connecting block, the connecting block is fixedly connected with a nut seat, the nut seat is movably sleeved on a screw rod, the screw rod is embedded in a groove in the top of the bottom shell and is supported by a first bearing seat, the inner end of the screw rod is fixedly provided with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixed at the top end of a rotating shaft, the rotating shaft is supported by a second bearing seat, the bottom end of the rotating shaft is fixedly provided with a screw head, and the screw head is; the fan mounting base is arranged at the center of the top of the bottom shell and fixedly connected with the top of the bottom shell through fixing legs, six side shells are uniformly arranged on the periphery of the fan mounting base along the circumference, and the six side shells are spliced into a complete cylindrical shell; the inner surface of the side shell is respectively provided with a first sound absorption layer and a second sound absorption layer, the first sound absorption layer and the second sound absorption layer are fixedly bonded through an adhesive layer, and the second sound absorption layer and the inner surface of the side shell are also fixedly bonded through an adhesive layer.
Furthermore, one side of the upper end of the side shell is provided with a sliding rail, and the other side of the upper end of the side shell is provided with a sliding groove matched with the sliding rail.
Further, the first and second sound absorbing layers are provided on the bottom and side inner surfaces of the side case.
Furthermore, the surfaces of the first sound absorption layer and the second sound absorption layer are provided with slots and insertion blocks which are distributed in a dot matrix shape, and the slots are matched with the insertion blocks.
Further, the side of end casing is fixed with the mounting panel, be provided with the mounting hole on the mounting panel, the mounting panel is provided with six, six the mounting panel evenly sets up around end casing along the circumference.
Further, the top surface and the side surface of the side casing are both provided with a grid-like structure.
Furthermore, the first sound absorption layer is made of porous organic fibers, and the second sound absorption layer is made of porous inorganic fibers.
The invention has the following beneficial effects:
1. according to the invention, the six side shells are arranged and spliced into a complete cylindrical shell, so that the protective shell can carry out all-around protection on the CPU fan of the computer, and the problem of low safety caused by the fact that the CPU fan of the computer is exposed outside is avoided.
2. The invention makes the protective shell convenient to install and dismantle by arranging the nut seat, the screw rod, the first bevel gear, the second bevel gear, the rotating shaft and the screw head, and only the screw head needs to be screwed, so that the computer CPU fan is convenient to maintain.
3. According to the invention, the first sound absorption layer, the second sound absorption layer, the slot and the insert block are arranged, noise caused by the computer CPU fan is absorbed through the first sound absorption layer and the second sound absorption layer, the porous organic fiber sound absorption material and the porous inorganic fiber sound absorption material are combined, noise reduction can be obviously carried out on the computer CPU fan, the first sound absorption layer and the second sound absorption layer can be more tightly connected through the slot and the insert block, and the noise reduction effect is better.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first top view of the present invention;
FIG. 2 is a second top view of the present invention;
FIG. 3 is an enlarged view of the structure at I in FIG. 2;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 5 is a schematic structural view of a fan mounting base;
FIG. 6 is a schematic structural view of a side casing;
FIG. 7 is a sectional view of the connection structure of the first sound-absorbing layer and the second sound-absorbing layer;
in the drawings, the components represented by the respective reference numerals are listed below:
1-bottom shell, 2-side shell, 3-connecting block, 4-nut seat, 5-screw rod, 6-first bearing seat, 7-first bevel gear, 8-second bevel gear, 9-rotating shaft, 10-second bearing seat, 11-screw head, 12-guide rail, 13-fan mounting seat, 14-fixing leg, 15-sliding rail, 16-sliding groove, 17-first sound absorption layer, 18-second sound absorption layer, 19-adhesive layer, 20-slot, 21-insert block, 22-mounting plate and 23-mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the invention is a noise reduction protection casing for a computer CPU fan, comprising a bottom casing 1 and a side casing 2, wherein a guide rail 12 is disposed on the top of the bottom casing 1, the side casing 2 is slidably disposed on the guide rail 12, a connecting block 3 is fixed on the bottom of the side casing 2, the connecting block 3 is fixedly connected with a nut seat 4, the nut seat 4 is movably sleeved on a screw rod 5, the screw rod 5 is embedded in a groove on the top of the bottom casing 1 and supported by a first bearing seat 6, a first bevel gear 7 is fixed on the inner end of the screw rod 5, the first bevel gear 7 is engaged with a second bevel gear 8, the second bevel gear 8 is fixed on the top end of a rotating shaft 9, the rotating shaft 9 is supported by a second bearing seat 10, a screw head 11 is fixed on the bottom end of the rotating shaft 9, the screw head 11 is embedded in the bottom of the bottom casing 1, the bottom surface, in the process of mounting and dismounting the protective shell, the screw head 11 is driven to rotate by a screwdriver;
the top center of the bottom shell 1 is provided with a fan mounting seat 13, the fan mounting seat 13 is fixedly connected with the top of the bottom shell 1 through a fixing leg 14, the computer CPU fan is mounted on the fan mounting seat 13, the six side shells 2 are provided, the six side shells 2 are uniformly arranged around the fan mounting seat 13 along the circumference, and the six side shells 2 are spliced into a complete cylindrical shell, so that the protective shell can carry out omnibearing protection on the computer CPU fan, and the problems that the computer CPU fan is exposed outside and the safety is low are avoided;
the inner surface of the side casing 2 is provided with a first sound absorption layer 17 and a second sound absorption layer 18 respectively, the first sound absorption layer 17 and the second sound absorption layer 18 are fixedly bonded through an adhesive layer 19, and the second sound absorption layer 18 and the inner surface of the side casing 2 are also fixedly bonded through the adhesive layer 19.
As shown in fig. 6, a slide rail 15 is disposed on one side of the upper end of the side casing 2, a slide groove 16 matched with the slide rail 15 is disposed on the other side of the upper end of the side casing 2, and the slide rail 15 and the slide groove 16 are disposed so that when the side casing 2 is closed, the adjacent side casings 2 can be closed more tightly, and the six side casings 2 form a whole, thereby improving the structural strength of the whole protective casing.
Wherein the first and second sound-absorbing layers 17 and 18 are provided on the bottom and side inner surfaces of the side case 2, the sound-absorbing material laying area is large, thereby enhancing the sound-absorbing effect.
As shown in fig. 7, the surface of the first sound absorbing layer 17 and the surface of the second sound absorbing layer 18 are both provided with slots 20 and insertion blocks 21 distributed in a lattice shape, the slots 20 are matched with the insertion blocks 21, and the arrangement of the slots 20 and the insertion blocks 21 makes the first sound absorbing layer 17 and the second sound absorbing layer 18 more compact in connection, so that the noise reduction effect is better.
Wherein, the side of the bottom shell 1 is fixed with the mounting plate 22, the mounting plate 22 is provided with the mounting hole 23, the mounting plate 22 is provided with six, six mounting plates 22 are uniformly arranged around the bottom shell 1 along the circumference, and the protective casing can be fixed on the frame in the computer through the mounting plate 22 and the mounting hole 23.
Wherein the top and side surfaces of the side casing 2 are provided with a grid-like structure.
The first sound absorption layer 17 is made of porous organic fibers, the second sound absorption layer 18 is made of porous inorganic fibers, and the porous organic fiber sound absorption materials and the porous inorganic fiber sound absorption materials are combined to remarkably reduce noise of the CPU fan of the computer.
One specific application of this embodiment is: the computer CPU fan is arranged on a fan mounting seat 13, then a screw head 11 is screwed by a screwdriver, the screw head 11 drives a rotating shaft 9 to rotate, the rotating shaft 9 drives a second bevel gear 8 to rotate, the second bevel gear 8 drives a first bevel gear 7 to rotate, the first bevel gear 7 drives a screw rod 5 to rotate, the screw rod 5 drives a nut seat 4 to move, the nut seat 4 drives a connecting block 3 to move, the connecting block 3 drives a side shell 2 to move along a guide rail 12, so that the six side shells 2 are closed and spliced into a complete cylindrical shell, the computer CPU fan is protected, the installation of the computer CPU fan protective shell is completed, the installation process is simple, the disassembly is convenient, only the screw head 11 needs to be rotated in the direction, the maintenance is convenient, when the computer CPU fan runs, the noise caused by the computer CPU fan is absorbed by a first sound absorbing layer 17 and a second sound absorbing layer 18, the dual sound absorption can significantly reduce noise of computer CPU fans.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A computer CPU fan noise reduction protection shell comprises a bottom shell (1) and a side shell (2), and is characterized in that: the top of the bottom shell (1) is provided with a guide rail (12), the guide rail (12) is provided with a side shell (2) in a sliding way, the bottom of the side shell (2) is fixed with a connecting block (3), the connecting block (3) is fixedly connected with a nut seat (4), the nut seat (4) is movably sleeved on the screw rod (5), the screw rod (5) is embedded in a groove at the top of the bottom shell (1) and is supported by the first bearing seat (6), a first bevel gear (7) is fixed at the inner end of the screw rod (5), the first bevel gear (7) is meshed with a second bevel gear (8), the second bevel gear (8) is fixed at the top end of a rotating shaft (9), the rotating shaft (9) is supported by a second bearing seat (10), a screw head (11) is fixed at the bottom end of the rotating shaft (9), and the screw head (11) is embedded into the bottom of the bottom shell (1);
the fan mounting base (13) is arranged at the center of the top of the bottom shell (1), the fan mounting base (13) is fixedly connected with the top of the bottom shell (1) through fixing legs (14), six side shells (2) are arranged, the six side shells (2) are uniformly arranged on the periphery of the fan mounting base (13) along the circumference, and the six side shells (2) are spliced into a complete cylindrical shell;
the inner surface of the side shell (2) is respectively provided with a first sound absorption layer (17) and a second sound absorption layer (18), the first sound absorption layer (17) and the second sound absorption layer (18) are fixedly bonded through an adhesive layer (19), and the second sound absorption layer (18) and the inner surface of the side shell (2) are also fixedly bonded through the adhesive layer (19).
2. The noise reduction and protection shell for the fan of the CPU of the computer, according to claim 1, is characterized in that one side of the upper end of the side shell (2) is provided with a slide rail (15), and the other side of the upper end of the side shell (2) is provided with a slide groove (16) matched with the slide rail (15).
3. The computer CPU fan noise reduction protective case of claim 1, wherein said first sound absorption layer (17) and said second sound absorption layer (18) are disposed on the bottom inner surface and the side inner surface of the side case (2).
4. The noise reduction protective casing of the computer CPU fan according to claim 1, characterized in that the surface of the first sound absorption layer (17) and the surface of the second sound absorption layer (18) are provided with slots (20) and insertion blocks (21) distributed in a lattice shape, and the slots (20) are matched with the insertion blocks (21).
5. The noise reduction protective casing for the fan of the CPU of the computer according to claim 1, wherein a mounting plate (22) is fixed on the side surface of the bottom casing (1), mounting holes (23) are formed in the mounting plate (22), six mounting plates (22) are arranged, and the six mounting plates (22) are uniformly arranged around the bottom casing (1) along the circumference.
6. The noise reduction and protection casing for the fan of the CPU of a computer, as set forth in claim 1, wherein the top surface and the side surfaces of said side casing (2) are provided in a grid-like structure.
7. The computer CPU fan noise reduction protection shell according to claim 1, wherein the first sound absorption layer (17) is made of porous organic fibers, and the second sound absorption layer (18) is made of porous inorganic fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010126022.8A CN111352481B (en) | 2020-02-27 | 2020-02-27 | Computer CPU fan noise reduction protective housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010126022.8A CN111352481B (en) | 2020-02-27 | 2020-02-27 | Computer CPU fan noise reduction protective housing |
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| Publication Number | Publication Date |
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| CN111352481A CN111352481A (en) | 2020-06-30 |
| CN111352481B true CN111352481B (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010126022.8A Active CN111352481B (en) | 2020-02-27 | 2020-02-27 | Computer CPU fan noise reduction protective housing |
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| CN111352481A (en) | 2020-06-30 |
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Effective date of registration: 20240813 Address after: No. 118, Chunzhu East Road, Xishan Economic Development Zone (Dongting), Wuxi City, Jiangsu Province, 214000 Patentee after: TONGFANG COMPUTER Co.,Ltd. Country or region after: China Address before: 510830 No.1, Ceni Peizheng Avenue, Huadu District, Guangzhou City, Guangdong Province Patentee before: Guangdong Peizheng College Country or region before: China |