CN209911906U - Computer noise reduction structure - Google Patents

Abstract

The utility model discloses a noise reduction structure for a computer, which comprises a base and a chassis. An installation groove is provided at the middle position of the inner top of the base, and fixing plates are fixedly installed on the side walls on both sides of the installation groove. A first spring is fixedly installed on the opposite side of the fixing plate, a positioning plate is fixedly installed at the opposite ends of the two first springs, and the chassis is fixedly installed inside the installation slot through the positioning plate, The inside of the cabinet wall is provided with a sound-absorbing cavity, one side of the sound-absorbing cavity is provided with two sound-absorbing layers, a foam sound-absorbing layer is arranged between the two sound-absorbing layers, and the interiors of the two sound-absorbing layers are open. There are several sound-absorbing holes, heat dissipation nets are fixedly installed on the side walls on both sides of the chassis, and sleeves are welded on the four ends of the bottom of the base. The utility model has the characteristics of good noise reduction effect and strong adaptability by arranging a series of structures.

Description

A computer noise reduction structure

technical field

The utility model relates to the technical field of computers, in particular to a computer noise reduction structure.

Background technique

A computer, commonly known as a computer, is a modern electronic computing machine used for high-speed computing. It can perform numerical calculations and logical calculations. It also has the function of storage and memory. equipment.

At present, computers have a wide range of applications. Computers in the prior art include desktop computers, notebook computers, tablet computers, etc., especially the low-cost and high-quality desktop computers. The components in the main box dissipate heat, but the cooling fan will make noise when it rotates at high speed. Working and studying in a noisy environment for a long time will affect the mood. However, if the cooling fan is not installed in the main box, the computer host will not work properly after heating. Therefore, in order to solve this series of problems we propose a computer noise reduction structure to solve the problem.

Utility model content

The purpose of the present invention is to provide a computer noise reduction structure to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a computer noise reduction structure, comprising a base and a chassis, an installation groove is opened at the middle position of the top inside the base, and the side walls on both sides of the installation groove are A fixing plate is fixedly installed, a first spring is fixedly installed on the opposite side of the two fixing plates, a positioning plate is fixedly installed at the opposite end of the two first springs, and the chassis is fixedly installed through the positioning plate Inside the installation slot, the inside of the cabinet wall is provided with a sound-absorbing cavity, one side of the sound-absorbing cavity is provided with two sound-absorbing layers, and a foam sound-absorbing layer is arranged between the two sound-absorbing layers. The interior of the sound-absorbing layer is provided with a number of sound-absorbing holes, the side walls on both sides of the chassis are fixedly installed with cooling nets, and the four ends of the bottom of the base are welded with sleeves, and the four sleeves are A movable plate is movably installed inside, a second spring is fixedly installed at the top of the movable plate, and a telescopic rod is fixedly installed at the bottom end of the movable plate, and the telescopic rod and the movable plate are fixed by welding, so the A foot seat is fixedly installed at the bottom end of the telescopic rod.

Preferably, the bottoms of the four feet are provided with anti-skid pads, and the anti-skid pads and the feet are fixed and bonded by super glue.

Preferably, four ends of the cooling net are welded with fixing blocks, and fixing screws are movably installed inside the four fixing blocks, and the cooling net is fixedly installed on the cooling net through the fixing blocks and the fixing screws. on the side wall of the chassis.

Preferably, air filter cotton is provided inside both of the heat dissipation nets.

Preferably, several bosses are arranged inside the muffler cavity.

Preferably, both of the two fixing plates are fixed on the side wall of the installation slot by welding, and the foot seat and the telescopic rod are fixed by welding.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model has a scientific and reasonable structure, is safe and convenient to use, and is provided with a mounting slot on the base, so that the device can be adapted to computer cases of various sizes, and is easy to fix. , by installing the foot seat and the telescopic rod and other structures at the bottom of the base, the device can play a certain shock absorption effect when the computer case is running, and the inside of the side wall of the case is provided with a foam sound-absorbing layer, a sound-absorbing cavity, There are several sound-absorbing holes in the interior of the two sound-absorbing layers. Through the principle of small hole noise reduction, the sound energy is significantly reduced after two small holes for noise reduction, and the principle of impedance sound absorption is used again. Further noise reduction is carried out through the foam sound-absorbing layer, and the setting of the boss on the muffler cavity can make the sound reflect multiple times to consume the energy of the sound to achieve the purpose of noise reduction, so that the effect of noise reduction and noise reduction of the entire chassis is good. There are cooling nets on both sides of the cooling net, and air filter cotton is arranged inside the cooling net, which can prevent dust from entering the inside of the chassis on the basis of ventilation and heat dissipation.

Description of drawings

Fig. 1 is the overall structural representation of the present utility model;

Figure 2 is a partial cross-sectional view of a case wall of the present utility model;

Figure 3 is a side view of the case of the present invention.

In the picture: 1. Anti-skid pad; 2. Foot seat; 3. Base; 4. First spring; 5. Fixing plate; 6. Positioning plate; 7. Chassis; 8. Fixing block; 9. Fixing screw; 10. Heat dissipation Net; 11, air filter cotton; 12, installation slot; 13, second spring; 14, casing; 15, movable plate; 16, telescopic rod; 17, boss; 18, muffler cavity; 19, foam sound-absorbing layer; 20. Sound-absorbing holes; 21. Sound-absorbing layer.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a technical solution for a computer noise reduction structure, including a base 3 and a chassis 7, a mounting slot 12 is opened at the middle position of the inner top of the base 3, and the mounting slot 12 is two A fixing plate 5 is fixedly installed on the side wall of the side, a first spring 4 is fixedly installed on the opposite side of the two fixing plates 5, and a positioning plate 6 is fixedly installed at the opposite end of the two first springs 4, and the chassis 7 passes through. The positioning plate 6 is fixedly installed inside the installation slot 12, the inside of the box wall of the chassis 7 is provided with a sound-absorbing cavity 18, one side of the sound-absorbing cavity 18 is provided with two sound-absorbing layers 21, and a foam sound-absorbing layer is arranged between the two sound-absorbing layers 21 19. A number of sound-absorbing holes 20 are opened in the interior of the two sound-absorbing layers 21, the cooling nets 10 are fixedly installed on the side walls on both sides of the chassis 7, and the four ends of the bottom of the base 3 are welded with sleeves 14. The inside of the tube 14 is movably installed with a movable plate 15, the top of the movable plate 15 is fixedly installed with the second spring 13, the bottom end of the movable plate 15 is fixedly installed with a telescopic rod 16, and the telescopic rod 16 and the movable plate 15 are fixed by welding. , the bottom end of the telescopic rod 16 is fixedly installed with the foot seat 2 .

Preferably, the bottoms of the four feet 2 are provided with anti-skid pads 1, and the anti-skid pads 1 and the feet 2 are fixed and bonded by strong glue, so that the device is more stable when placed.

Preferably, the four ends of the cooling net 10 are welded with fixing blocks 8 , and the interior of the four fixing blocks 8 are movably installed with fixing screws 9 , and the cooling net 10 is fixedly installed on the side wall of the chassis 7 through the fixing blocks 8 and the fixing screws 9 superior.

Preferably, air filter cotton 11 is provided inside the two heat dissipation nets 10 , which can prevent dust from entering the inside of the chassis 7 on the basis of being able to ventilate and dissipate heat.

Preferably, several bosses 17 are arranged inside the muffler cavity 18, so that the sound can be reflected multiple times to consume the energy of the sound to achieve the purpose of noise reduction.

Preferably, the two fixing plates 5 are fixed on the side wall of the installation slot 12 by welding, and the foot base 2 and the telescopic rod 16 are fixed by welding, so that the connection between the structures of the device is more firm.

Working principle: The utility model is provided with a mounting slot 12 on the base 3, so that the device can adapt to various sizes of computer cases 7, and is easy to fix. , so that the device can play a certain shock absorbing effect when the computer case 7 is running, and the foam sound-absorbing layer 19, the sound-absorbing cavity 18, the two sound-absorbing layers 21 and other structures are arranged inside the side wall of the case 7, and the two The sound-absorbing layer 21 is provided with a number of sound-absorbing holes 20. Through the principle of small-hole noise reduction, the sound energy is significantly reduced after two small-hole noise reduction. The principle of impedance sound-absorbing is used again, and the foam sound-absorbing layer 19 is used for further sound absorption. Noise reduction, and the setting of the boss 17 on the muffler cavity 18 can make the sound reflect multiple times to consume the energy of the sound to achieve the purpose of noise reduction, so that the effect of noise reduction and noise reduction of the entire chassis 7 is good, and through the two A heat dissipation net 10 is disposed on the side, and an air filter cotton 11 is disposed inside the heat dissipation net 10, which can prevent dust from entering the inside of the chassis 7 on the basis of being able to ventilate and dissipate heat.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A structure of making an uproar falls in computer, includes base (3) and quick-witted case (7), its characterized in that: a mounting groove (12) is formed in the middle of the top end inside the base (3), fixing plates (5) are fixedly mounted on the side walls of two sides of the mounting groove (12), first springs (4) are fixedly mounted on one opposite sides of the two fixing plates (5), positioning plates (6) are fixedly mounted on one opposite ends of the two first springs (4), the case (7) is fixedly mounted inside the mounting groove (12) through the positioning plates (6), a silencing cavity (18) is arranged inside the case wall of the case (7), two silencing layers (21) are arranged on one side of the silencing cavity (18), a foam sound absorbing layer (19) is arranged between the two silencing layers (21), a plurality of sound absorbing holes (20) are formed in the two silencing layers (21), and a heat radiating net (10) is fixedly mounted on the side walls of two sides of the case (7), four ends of base (3) bottom all weld there are sleeve pipe (14), four the equal movable mounting in inside of sleeve pipe (14) has fly leaf (15), the top fixed mounting of fly leaf (15) has second spring (13), the bottom fixed mounting of fly leaf (15) has telescopic link (16), telescopic link (16) with through welded fastening between fly leaf (15), the bottom fixed mounting of telescopic link (16) has foot stool (2).

2. A computer noise reduction structure according to claim 1, wherein: the bottom of each of the four foot seats (2) is provided with an anti-slip pad (1), and the anti-slip pads (1) are fixedly bonded with the foot seats (2) through strong glue.

3. A computer noise reduction structure according to claim 1, wherein: four ends of radiator-grid (10) all weld have fixed block (8), four the equal movable mounting in inside of fixed block (8) has set screw (9), radiator-grid (10) pass through fixed block (8) with set screw (9) fixed mounting be in on the lateral wall of quick-witted case (7).

4. A computer noise reduction structure according to claim 1, wherein: air filter cotton (11) is arranged inside each of the two heat dissipation nets (10).

5. A computer noise reduction structure according to claim 1, wherein: a plurality of bosses (17) are arranged in the silencing cavity (18).

6. A computer noise reduction structure according to claim 1, wherein: two fixed plate (5) all through welded fastening on the lateral wall of mounting groove (12), footstand (2) with through welded fastening between telescopic link (16).

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