CN108803816B - Noise reduction case for desktop computer - Google Patents
Noise reduction case for desktop computer Download PDFInfo
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- CN108803816B CN108803816B CN201810633564.7A CN201810633564A CN108803816B CN 108803816 B CN108803816 B CN 108803816B CN 201810633564 A CN201810633564 A CN 201810633564A CN 108803816 B CN108803816 B CN 108803816B
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- 230000009467 reduction Effects 0.000 title claims abstract description 31
- 229920000742 Cotton Polymers 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 28
- 239000006260 foam Substances 0.000 claims abstract description 23
- 238000001125 extrusion Methods 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 abstract description 38
- 238000009413 insulation Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000030279 gene silencing Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000005192 partition Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000003584 silencer Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
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- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
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- 229910021538 borax Inorganic materials 0.000 description 1
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- 239000010459 dolomite Substances 0.000 description 1
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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]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a noise reduction case for a desktop computer, which comprises a metal shell, wherein sound absorption cotton is fixedly connected to the inner wall of the metal shell, supporting frames are fixedly connected to the top and the bottom of the inner wall of the sound absorption cotton, a foam sound absorption layer is fixedly connected between the opposite sides of the two supporting frames, and connecting rods are movably connected to the top and the bottom of one side, close to the sound absorption cotton, of the shell. This a quick-witted case of making an uproar falls for desk-top computer, the sound cotton is inhaled to inner wall fixedly connected with through metal casing, fine having avoided the normal life to people, study and work cause the influence of certain degree, thereby guaranteed people's normal life, study and work, through fixedly connected with foam sound absorbing layer between two relative one sides of support frame, set up the soundproof bounding wall around radiator fan and provide the first layer puigging for the radiator fan of vibrations, can the produced noise of effectual reduction fan.
Description
Technical Field
The invention relates to the technical field of computer cases, in particular to a noise reduction case for a desktop computer.
Background
The desktop computer is an independent and separated computer, completely unrelated to other parts, has larger volume relative to a notebook and a netbook, is generally relatively independent on a host computer, a display and other equipment, and generally needs to be placed on a computer desk or a special worktable, so the desktop computer is named as the desktop computer, has the advantages of durability and practical price, has better configuration and better heat dissipation on the premise of the same price compared with the notebook computer, has the defects of heavy weight, large power consumption and noise reduction, has the name of reducing the influence of noise on people, and can be used for 1, a sound insulation room; 2. installing a silencer; 3. a sound insulation barrier; 4. the sound absorption and noise reduction is a method for controlling the noise intensity on a transmission path, the sound absorption effect of an object is ubiquitous, the sound absorption effect is related to sound absorption materials and selected sound absorption structures, the technology is mainly used for indoor spaces, a silencer is equipment which can not only enable air flow to pass through but also effectively reduce noise, the silencer can be used for reducing noise transmitted at an inlet and an outlet of various aerodynamic equipment or along a pipeline, for example, the silencer is widely used in internal combustion engines, ventilators, blowers, compressors, gas turbines and noise control of various high-pressure and high-airflow discharge, the noise reduction principles of different silencers are different, the common silencing technology comprises resistive silencing, reactive silencing, impedance composite silencing, resonant silencing, loss type silencing, diffusion silencing and the like, and machine equipment generating noise is sealed in a small space, the sound insulation structure is separated from the surrounding environment so as to reduce the influence of noise on the environment, the method is called sound insulation, a sound insulation barrier and a sound insulation cover are two main designs, and other sound insulation structures comprise a sound insulation chamber, a sound insulation wall, a sound insulation curtain, a sound insulation door and the like.
The cooling fan generates larger noise when rotating, especially, the vibration of the fan is aggravated because of the adhesion of dust and the long-term failure of the fan when the fan is used for a long time, the vibration of the fan drives the case to follow the vibration, and the generated noise can cause interference to people near the case, thereby influencing the work and study of the people.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a noise reduction case for a desktop computer, which solves the problem that the working and learning of personnel are influenced by noise generated by vibration of the case of the computer.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a noise reduction case for a desktop computer comprises a metal shell, wherein sound absorption cotton is fixedly connected to the inner wall of the metal shell, supporting frames are fixedly connected to the top and the bottom of the inner wall of the sound absorption cotton, a foam sound absorption layer is fixedly connected between one opposite sides of the two supporting frames, sound absorption holes are formed in two sides of the foam sound absorption layer, a shell is fixedly connected to two sides of the foam sound absorption layer, a connecting rod is movably connected to the top and the bottom of one side, close to the sound absorption cotton, of the shell, the connecting rod extends to the outside of the shell, one end of the connecting rod is fixedly connected with the sound absorption cotton, a fixing plate is fixedly connected to one end, extending to the inside of the shell, sliding plates are fixedly connected to the top and the bottom of the inner wall of the shell, sliding blocks are slidably connected to one opposite sides of the two sliding plates, and the top and the equal fixedly connected with movable rod in bottom of fixed plate one side, the first inner shell of middle part fixedly connected with of shell inner wall one side to the top and the equal swing joint in bottom of first inner shell have the stripper bar, the stripper bar extends to the first pulley of the equal fixedly connected with of the outside one end of first inner shell.
Preferably, two ends of the extrusion rods extending to the inside of the first inner shell are fixedly connected with first baffle plates, and a first spring is fixedly connected between the opposite sides of the two first baffle plates.
Preferably, one end of the cross rod is fixedly connected with a bump, the top and the bottom of the bump are both movably connected with a fixing rod, and a second spring is fixedly connected between one side of the surface of the fixing rod and one side of the surface of the cross rod.
Preferably, the top and the bottom of shell inner wall one side all fixedly connected with blotter to one side of blotter is seted up with the arc wall of lug looks adaptation.
Preferably, the equal fixedly connected with second inner shell in one side of shell inner wall top and bottom to the equal swing joint in one side that two second inner shells are relative has the montant, the montant extends to the inside one end fixedly connected with second baffle of second inner shell to fixedly connected with third spring between one side of second baffle and one side of second inner shell inner wall, the montant extends to the outside one end fixedly connected with second pulley of second inner shell.
Preferably, the sound-absorbing cotton is internally provided with a hollow groove, the interior of the hollow groove is fixedly connected with a sound-absorbing plate, and the interior of the sound-absorbing plate is provided with a honeycomb sound-absorbing hole.
Preferably, the back of the inner wall of the metal shell is fixedly connected with a cooling fan, and the two sides of the metal partition plate are both provided with cooling holes.
Preferably, the wire inserting hole is formed in the surface of the metal shell, and supporting legs are fixedly connected to the two sides of the bottom of the metal shell.
(III) advantageous effects
The invention provides a noise reduction case for a desktop computer. The method has the following beneficial effects:
(1) this a quick-witted case of making an uproar falls for desktop computer, inner wall fixedly connected with through metal casing inhales the sound cotton, and inhale the equal fixedly connected with support frame in top and bottom of sound cotton inner wall, fixedly connected with foam sound absorbing layer between the relative one side of two support frames, and the equal fixedly connected with shell in both sides on foam sound absorbing layer, the top and the equal swing joint in bottom that the shell is close to and inhales sound cotton one side have a connecting rod, the connecting rod extends to the shell outside have one end and inhale sound cotton fixed connection, inhale the cotton inside of sound and seted up hollow groove, and the inside fixedly connected with acoustical panel of hollow groove, the honeycomb sound-absorbing hole has been seted up to the inside of acoustical panel, can realize again further amortization on the basis of making an uproar falls through hollow groove, thus greatly strengthened the effect of making an uproar, the mesh of fully reducing the, The study and the work are influenced to a certain degree, thereby ensuring the normal life, study and work of people.
(2) This a quick-witted case of making an uproar falls for desk-top computer, through fixedly connected with foam sound absorbing layer between the relative one side of two support frames, and the equal fixedly connected with shell in both sides on foam sound absorbing layer, the top and the equal swing joint in bottom that the shell is close to sound absorbing cotton one side have the connecting rod, the connecting rod extends to the shell outside have one end and inhale sound cotton fixed connection, and the connecting rod extends to the inside one end fixedly connected with fixed plate of shell, metal casing inner wall's back fixedly connected with radiator fan, and the louvre has all been seted up to metal partition's both sides, it provides first layer puigging for the radiator fan of vibrations to set up the sound insulation bounding wall around radiator fan, can the produced noise of effectual.
(3) The noise reduction case for the desktop computer is characterized in that both sides of a foam sound absorption layer are fixedly connected with an outer shell, the top and the bottom of one side of the outer shell, which is close to the sound absorption cotton, are movably connected with connecting rods, one end of each connecting rod, which extends to the outside of the outer shell, is fixedly connected with the sound absorption cotton, one end of each connecting rod, which extends to the inside of the outer shell, is fixedly connected with a fixed plate, the top and the bottom of the inner wall of the outer shell are fixedly connected with sliding plates, one sides, which are opposite to the two sliding plates, are slidably connected with sliding blocks, one sides of the sliding blocks are fixedly connected with one sides of the fixed plates, the top and the bottom of one side of each fixed plate are fixedly connected with movable rods, the middle part of one side of the inner wall of the outer shell is fixedly connected with a first inner shell, the top, the sound vibration resisting device can well resist sound vibration and effectively reduce the transmission of noise.
(4) This a quick-witted case of making an uproar falls for desktop computer, inner wall fixedly connected with through metal casing inhales the sound cotton, and inhale the top and the equal fixedly connected with support frame in bottom of sound cotton inner wall, fixedly connected with foam sound absorbing layer between two relative one sides of support frame, inhale the cotton inside of sound and seted up hollow groove, and the inside fixedly connected with acoustical panel in hollow groove, the honeycomb sound absorbing hole has been seted up to the inside of acoustical panel, the use of a plurality of material boards of making an uproar falls, can carry out the multilayer and cut off, the effect of making an uproar falls improves greatly, a quiet operational environment is provided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the sound-absorbing cotton structure of the present invention;
FIG. 4 is a cross-sectional view of the housing structure of the present invention;
FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 2;
fig. 6 is a partial enlarged view of the invention at a in fig. 3.
In the figure, 1 metal shell, 2 sound absorption cotton, 3 support frames, 4 foam sound absorption layers, 5 outer shells, 6 connecting rods, 7 fixing plates, 8 sliding plates, 9 sliding blocks, 10 movable rods, 11 first inner shells, 12 extrusion rods, 13 first pulleys, 14 first baffles, 15 first springs, 16 bumps, 17 fixing rods, 18 second springs, 19 cushion pads, 20 second inner shells, 21 vertical rods, 22 second baffles, 23 third springs, 24 second pulleys, 25 hollow grooves, 26 sound absorption plates, 27 honeycomb sound absorption holes, 28 heat dissipation fans, 29 heat dissipation holes, 30 plug wire holes, 31 support legs and 32 sound absorption holes.
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. 1-6, an embodiment of the present invention provides a technical solution: the utility model provides a quick-witted case of making an uproar falls for desktop computer, including metal casing 1, the back fixedly connected with radiator fan 28 of metal casing 1 inner wall, it provides the first layer puigging to set up the syllable-dividing bounding wall around radiator fan 28 for the radiator fan 28 of vibrations, can the produced noise of effectual reduction fan, and the louvre 29 has all been seted up to the both sides of metal casing 1, louvre 29 just can be fine discharges the inside heat of metal casing 1, the life of extension computer, improve its security performance, plug-in wire hole 30 has been seted up on the surface of metal casing 1, and the both sides of metal casing 1 bottom all fixedly connected with supporting leg 31, the inner wall fixedly connected with of metal casing 1 inhales sound cotton 2, it is an artificial inorganic fibre to inhale sound cotton 2, adopt natural ore such as quartz sand, lime stone, dolomite as the main raw materials, cooperate some soda, chemical raw materials such as borax and the like are melted into glass, and are thrown into flocculent fine fibers by means of external force blowing in a melting state, the fibers are intersected and intertwined with each other to form a plurality of fine gaps, the sound-absorbing cotton 2 is internally provided with a hollow groove 25, further noise reduction and noise reduction can be realized on the basis of noise reduction through the hollow groove 25, thus greatly enhancing the noise reduction effect, achieving the purpose of fully reducing the noise, well avoiding the influence on the normal life, study and work of people to a certain extent, ensuring the normal life, study and work of people, and the hollow groove 25 is fixedly connected with a noise reduction plate 26 in the interior, and the noise reduction means eliminates the appointed sound in audio and video or the sound generated when articles are used by a certain audio processing means or tool material to obtain noise reduction music, the sound absorption board 26 is internally provided with a honeycomb sound absorption hole 27, the honeycomb sound absorption hole 27 can well absorb the energy of sound vibration, the top and the bottom of the inner wall of the sound absorption cotton 2 are fixedly connected with the support frames 3, the foam sound absorption layer 4 is fixedly connected between the opposite sides of the two support frames 3, the sound absorption foam plastics s is provided with open-cell soft foam, has low hardness and low resilience and has good sound absorption effect, MIDI is taken as an isocyanic acid cool component, the foam can be directly molded together with YVC by adopting a cold molding process in the presence of active plasticization or filling materials and is used as sound absorption materials in automobiles such as automobile sound absorption floors, engine shirt L partition boards and the like, the two sides of the foam sound absorption layer 4 are provided with sound absorption holes 32, a plurality of noise reduction material boards are used, multi-layer partition can be carried out, the noise reduction effect is greatly improved, a quiet working environment is provided, and the two sides of the foam, the arrangement of a plurality of shock absorption and noise reduction devices can well play a role of resisting sound vibration and effectively reduce the propagation of noise, the top and the bottom of one side of the inner wall of the outer shell 5 are both fixedly connected with the cushion pad 19, one side of the cushion pad 19 is provided with an arc-shaped groove matched with the convex block 16, one side of the top and the bottom of the inner wall of the outer shell 5 is both fixedly connected with the second inner shell 20, one side opposite to the two second inner shells 20 is both movably connected with the vertical rod 21, one end of the vertical rod 21 extending to the inside of the second inner shell 20 is fixedly connected with the second baffle 22, the third spring 23 is fixedly connected between one side of the second baffle 22 and one side of the inner wall of the second inner shell 20, the first spring 15, the second spring 18 and the third spring 23 have good buffering effect, one end of the vertical rod 21 extending to the outside of the second inner shell 20 is fixedly connected with the second pulley 24, the top and the bottom, one end of the connecting rod 6 extending to the outside of the outer shell 5 is fixedly connected with the sound absorption cotton 2, one end of the connecting rod 6 extending to the inside of the outer shell 5 is fixedly connected with a fixed plate 7, the top and the bottom of the inner wall of the outer shell 5 are fixedly connected with sliding plates 8, one sides opposite to the two sliding plates 8 are slidably connected with sliding blocks 9, one sides of the sliding blocks 9 are fixedly connected with one sides of the fixed plate 7, the top and the bottom of one side of the fixed plate 7 are fixedly connected with movable rods 10, one end of each movable rod 10 is fixedly connected with a lug 16, the top and the bottom of the lug 16 are movably connected with a fixed rod 17, a second spring 18 is fixedly connected between one side of the surface of the fixed rod 17 and one side of the surface of the movable rod 10, the middle part of one side of the inner wall of the outer shell 5 is fixedly connected with a first inner shell 11, the top and the bottom of the first inner shell 11, and a first spring 15 is fixedly connected between opposite sides of the two first baffle plates 14, and a first pulley 13 is fixedly connected to one end of the extrusion rod 12 extending to the outside of the first inner shell 11.
During the use, the produced noise of the inside machine original paper of metal casing 1 and radiator fan 28's work is inhaled sound hole 32 and the honeycomb of inhaling in the sound cotton 2 through the foam respectively and is inhaled sound hole 27 and absorb on the sound layer 4 and absorb sound, it shakes simultaneously to inhale sound cotton 2 and drive connecting rod 6 in the inside of shell 5, connecting rod 6 can extrude movable rod 10, movable rod 10 will extrude first pulley 13 and second pulley 24, first pulley 13 will move to the inside of first inner shell 11, first spring 15 can play the effect of a resilience force, whole shell 5 will inhale sound cotton 2 and foam and inhale and produce vibrations between the sound layer 4, come fine resistance sound's vibration, the whole process of making an uproar that should be used for desk-top computer's the quick-witted case of making an uproar falls has just so fine completion.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A noise reduction chassis for a desktop computer, comprising a metal housing (1), characterized in that: the sound-absorbing cotton (2) is fixedly connected to the inner wall of the metal shell (1), the supporting frames (3) are fixedly connected to the top and the bottom of the inner wall of the sound-absorbing cotton (2), the foam sound-absorbing layer (4) is fixedly connected between one opposite sides of the two supporting frames (3), sound-absorbing holes (32) are formed in the two sides of the foam sound-absorbing layer (4), the shell (5) is fixedly connected to the two sides of the foam sound-absorbing layer (4), the top and the bottom of one side, close to the sound-absorbing cotton (2), of the shell (5) are movably connected with connecting rods (6), one ends, extending to the outer portion of the shell (5), of the connecting rods (6) are fixedly connected with the sound-absorbing cotton (2), one ends, extending to the inner portion of the shell (5), of the connecting rods (6) are fixedly connected with fixing plates (7), and sliding plates (8, and the equal sliding connection in one side that two slides (8) are relative has slider (9), one side of slider (9) and one side fixed connection of fixed plate (7) to the top and the equal fixedly connected with movable rod (10) in bottom of fixed plate (7) one side, the first inner shell of middle part fixedly connected with (11) of shell (5) inner wall one side to the top and the equal swing joint in bottom of first inner shell (11) have squeeze stem (12), squeeze stem (12) extend to the first pulley (13) of the equal fixedly connected with of the outside one end of first inner shell (11).
2. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: one end of each of the two extrusion rods (12) extending into the first inner shell (11) is fixedly connected with a first baffle plate (14), and a first spring (15) is fixedly connected between the opposite sides of the two first baffle plates (14).
3. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: one end fixedly connected with lug (16) of movable rod (10), the top and the equal swing joint in bottom of lug (16) have dead lever (17) to fixedly connected with second spring (18) between one side on dead lever (17) surface and one side on movable rod (10) surface.
4. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: the top and the bottom of shell (5) inner wall one side all fixedly connected with blotter (19) to the arc wall with lug (16) looks adaptation is seted up to one side of blotter (19).
5. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: the utility model discloses a safe and reliable anti-theft device, including shell (5), the equal fixedly connected with second inner shell (20) in one side of shell (5) inner wall top and bottom to the equal swing joint in one side that two second inner shells (20) are relative has montant (21), montant (21) extend to inside one end fixedly connected with second baffle (22) of second inner shell (20), and fixedly connected with third spring (23) between one side of second baffle (22) and one side of second inner shell (20) inner wall, montant (21) extend to the outside one end fixedly connected with second pulley (24) of second inner shell (20).
6. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: hollow groove (25) have been seted up to the inside of inhaling sound cotton (2) to the inside fixedly connected with acoustical panel (26) of hollow groove (25), honeycomb sound absorbing hole (27) have been seted up to the inside of acoustical panel (26).
7. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: the back of the inner wall of the metal shell (1) is fixedly connected with a radiating fan (28), and radiating holes (29) are formed in two sides of the metal shell (1).
8. A noise reduction chassis for a desktop computer as recited in claim 1, wherein: wire inserting holes (30) are formed in the surface of the metal shell (1), and supporting legs (31) are fixedly connected to the two sides of the bottom of the metal shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633564.7A CN108803816B (en) | 2018-06-20 | 2018-06-20 | Noise reduction case for desktop computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810633564.7A CN108803816B (en) | 2018-06-20 | 2018-06-20 | Noise reduction case for desktop computer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108803816A CN108803816A (en) | 2018-11-13 |
| CN108803816B true CN108803816B (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810633564.7A Active CN108803816B (en) | 2018-06-20 | 2018-06-20 | Noise reduction case for desktop computer |
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| CN (1) | CN108803816B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110850935B (en) * | 2019-11-14 | 2022-06-14 | 永州职业技术学院 | Shockproof mechanism for computer mainboard |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206788722U (en) * | 2017-04-26 | 2017-12-22 | 湖南理工职业技术学院 | Computer cabinet noise reduction system |
| CN107861582A (en) * | 2017-12-25 | 2018-03-30 | 郑州龙威电子科技有限公司 | A kind of main frame noise reduction chassis |
| CN207408879U (en) * | 2017-10-24 | 2018-05-25 | 孙全智 | Computer cabinet denoising device |
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2018
- 2018-06-20 CN CN201810633564.7A patent/CN108803816B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206788722U (en) * | 2017-04-26 | 2017-12-22 | 湖南理工职业技术学院 | Computer cabinet noise reduction system |
| CN207408879U (en) * | 2017-10-24 | 2018-05-25 | 孙全智 | Computer cabinet denoising device |
| CN107861582A (en) * | 2017-12-25 | 2018-03-30 | 郑州龙威电子科技有限公司 | A kind of main frame noise reduction chassis |
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| CN108803816A (en) | 2018-11-13 |
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