CN211827099U

CN211827099U - Noise reduction mechanism for mobile communication equipment

Info

Publication number: CN211827099U
Application number: CN201922167580.4U
Authority: CN
Inventors: 韩远平
Original assignee: Individual
Current assignee: Shenzhen Badu Photoelectric Technology Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-30
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a mechanism of making an uproar falls for mobile communication equipment relates to communication equipment technical field, include: the front of the mainframe box is fixedly provided with the case panel, the left side face of the mainframe box is fixedly connected with the case side plate, and a through hole is formed in the case panel in a penetrating mode. The utility model discloses in, through installing the silica gel piece, the length of silica gel piece is the same with the length that the CD-ROM was imported and exported, when using the CD-ROM, presses CD-ROM control button, and the CD-ROM imbeds in the CD-ROM business turn over mouth for inside the CD-ROM imbeds the mainframe box, because the length of silica gel piece is the same with the length that the CD-ROM was imported and exported, the CD-ROM imbeds in the CD-ROM business turn over mouth with the laminating of silica gel piece, make the CD-ROM import and export sealed, the noise.

Description

Noise reduction mechanism for mobile communication equipment

Technical Field

The utility model relates to a communication equipment technical field especially relates to a mechanism of making an uproar falls for mobile communication equipment.

Background

With the development of electronic technology, mobile communication devices are also widely used in people's lives, such as mobile phones, tablet computers, liquid crystal displays, computer hosts, etc., where a host refers to a main body part of a computer except for input and output devices, and a control box for placing a motherboard and other main components, and generally includes a CPU, a memory, a hard disk, an optical drive, a power supply, and other input and output controllers and interfaces, when the existing computer host is used, a cooling fan needs to be arranged in the computer host to discharge heat energy inside the computer host to achieve a cooling effect, so that the computer host operates normally, wherein, when the computer host works under high load, in order to ensure the working efficiency of the computer host, the cooling fan accelerates the speed of rotating air flow, the noise generated by the faster air flow is larger, which affects the use of an operator, and the optical drive of the computer host generates creak noise when reading a disk, for some sensitive people, the method is an uncomfortable experience, and the normal office work and life of the sensitive people are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a noise reduction mechanism for mobile communication equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a noise reduction mechanism for a mobile communication device, comprising: a noise reduction mechanism for a mobile communication device, comprising: the front side of the main case is fixedly provided with the case panel, the left side of the main case is fixedly connected with the case side plate, and a through hole penetrates through the inside of the case panel;

the fan comprises a main case, and is characterized in that a first fixing frame is fixedly connected to the left side of the inner wall of the main case on the upper side, a heat radiation fan is fixedly installed inside the first fixing frame, a motor is fixedly installed inside the heat radiation fan, fan blades are fixedly connected to the output end of the motor, two sound insulation plates are arranged on the left side of the heat radiation fan, one sides of the sound insulation plates are connected with the first fixing frame, a polyester fiber layer is fixedly connected to the inside of the sound insulation plates, an exhaust hole is formed in the other side of each sound insulation plate in a penetrating mode, heat radiation holes are formed in the left side of the first fixing frame and penetrate through the main case, a second fixing frame is fixedly installed on the right side of the inner wall of the main case on the upper side, sound absorption;

the front of the case panel is embedded with a starting button on the lower side, the front of the case panel is provided with an optical drive inlet and outlet on the upper side, the inner wall of the optical drive inlet and outlet is fixedly connected with a silica gel sheet, the optical drive inlet and outlet is embedded with an optical drive, and the optical drive inlet and outlet is embedded with an optical drive control button on the upper right side.

Preferably, the length of the silica gel sheet is the same as the length of the inlet and the outlet of the optical drive.

Preferably, the length of the sound insulation boards is the same as the internal width of the first fixing frame, and a certain gap is formed between the sound insulation boards.

Preferably, the area of the sound absorption cotton is the same as that of the second fixing frame, and the second fixing frame and the heat dissipation fan are located on the same horizontal plane.

Preferably, the rubber pad is U-shaped.

Preferably, one side of the through-hole is inclined downward by 30 °.

Preferably, the main cabinet is electrically connected with an external power source through a power line.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through installing the acoustic celotex board, the length of acoustic celotex board is the same with the inside width of first mount, there is certain gap between the acoustic celotex board, when the mainframe box uses, radiator fan begins to operate, radiator fan moves, the motor control flabellum rotates, the rotatory air flow of flabellum can the noise generation, the noise is along with the wind propagation that radiator fan produced inside and acoustic celotex board contact to first mount, get into the acoustic celotex board through the hole of airing exhaust inside, at this moment, the inside polyester fiber layer of acoustic celotex board is converted the noise into heat energy through inside fibre and is fallen and make an uproar, blow off through heat energy on the acoustic celotex board through radiator fan, gap between the acoustic celotex board is with the upper and lower propagation of partial noise, make the noise buffering, the noise that prevents that the.

2. Secondly, through installing the silica gel piece, the length of silica gel piece is the same with the length that the CD driver was imported and exported, when using the CD driver, presses CD driver control button, and the CD driver imbeds in the CD driver business turn over mouth for inside the CD driver imbeds the mainframe box, because the length of silica gel piece is the same with the length that the CD driver was imported and exported, the CD driver imbeds in the CD driver business turn over mouth and the laminating of silica gel piece, make the CD driver import and export sealed, noise that produces when reducing the CD driver 203 function is imported and.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the mainframe box of the present invention;

fig. 3 is a schematic view of a partial structure of a panel of the middle chassis of the present invention;

FIG. 4 is a schematic view of a partial structure of the middle partition plate according to the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In fig. 1 to 5, the correspondence between the part names or lines and the reference numbers is:

1. a main chassis; 101. a first fixing frame; 102. a heat radiation fan; 1021. a motor; 1022. a fan blade; 103. a sound insulating board; 1031. a polyester fiber layer; 1032. an air exhaust hole; 104. heat dissipation holes; 105. a second fixing frame; 106. sound-absorbing cotton; 107. a rubber pad; 2. a chassis panel; 201. a boot button; 202. an optical drive inlet and outlet; 203. a silica gel sheet; 204. an optical drive; 205. a CD-ROM control button; 3. a case side plate; 301. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1 to 5; the utility model provides a mechanism of making an uproar falls for mobile communication equipment, include: a noise reduction mechanism for a mobile communication device, comprising: the main case comprises a main case 1, a case panel 2 and a case side plate 3, wherein the case panel 2 is fixedly installed on the front side of the main case 1, the case side plate 3 is fixedly connected to the left side surface of the main case 1, and a through hole 301 penetrates through the inside of the case panel 2;

a first fixing frame 101 is fixedly connected to the left side of the inner wall of the mainframe box 1, a heat radiation fan 102 is fixedly installed inside the first fixing frame 101, a motor 1021 is fixedly installed inside the heat radiation fan 102, a fan blade 1022 is fixedly connected to the output end of the motor 1021, two sound insulation plates 103 are arranged on the left side of the heat radiation fan 102, one sides of the sound insulation plates 103 are connected with the first fixing frame 101, a polyester fiber layer 1031 is fixedly connected to the inside of the sound insulation plates 103, an air exhaust hole 1032 is formed in the other side of the sound insulation plates 103 in a penetrating mode, a heat radiation hole 104 is formed in the left side of the first fixing frame 101 and penetrates through the mainframe box 1, a second fixing frame 105 is fixedly installed on the right side of the inner wall of the mainframe box 1, sound absorption cotton 106 is fixedly connected to the outer side;

a starting button 201 is embedded in the lower part of the front surface of the case panel 2, an optical drive inlet and outlet 202 is arranged on the upper part of the front surface of the case panel 2, a silica gel sheet 203 is fixedly connected to the inner wall of the optical drive inlet and outlet 202, an optical drive 204 is embedded in the optical drive inlet and outlet 202, and an optical drive control button 205 is embedded in the upper right part of the optical drive inlet and outlet 202.

Further, the length of the silica gel sheet 203 is the same as the length of the optical drive inlet and outlet 202, when the optical drive 203 is used, the optical drive control button 205 is pressed, and the optical drive 203 is embedded into the optical drive inlet and outlet 202, so that the optical drive 203 is embedded into the main case 1, because the length of the silica gel sheet 203 is the same as the length of the optical drive inlet and outlet 202, the optical drive 203 is embedded into the optical drive inlet and outlet 202 and is attached to the silica gel sheet 203, so that the optical drive inlet and outlet 202 is sealed, and noise generated when the optical drive 203 operates is reduced and.

Further, the length of the baffle plates 103 is the same as the inner width of the first fixing frame 101, and a certain gap is formed between the baffle plates 103, so that when the main cabinet 1 is used, when the heat dissipation fan 102 starts to operate, the motor 1021 controls the fan blades 1022 to rotate, the fan blades 1022 rotate to generate air flow, noise is generated, the noise is transmitted to the inside of the first fixing frame 101 along with the wind generated by the heat dissipation fan 102 and contacts with the baffle plate 103, and enters the inside of the soundproof plate 103 through the air exhaust hole 1032, at which time, the polyester fiber layer 1031 inside the soundproof plate 103 converts noise into heat energy through the fiber inside to reduce noise, the heat energy on the baffle plates 103 is blown away by the heat radiation fan 102, the gaps between the baffle plates 103 transmit part of the noise up and down, noise is buffered, noise generated when the air flow is faster is prevented from being increased, and the noise is led out through the heat dissipation holes 104, so that noise generation is reduced.

Further, the area of the sound-absorbing cotton 106 is the same as that of the second fixing frame 105, the second fixing frame 105 and the heat-dissipating fan 102 are located on the same horizontal plane, when the mainframe box 1 is used, the noise can be generated during the high-load operation of the internal parts, when the noise contacts with the sound-absorbing cotton 106, the noise is absorbed and converted into heat energy by the fiber inside the sound-absorbing cotton 106, the noise is reduced to be transmitted to the chassis panel 2, the heat energy converted by the sound-absorbing cotton 106 is directly dissipated by the second fixing frame 105 and the heat-dissipating fan 102, the heat energy inside the mainframe box 1 is prevented from being higher, the heat-dissipating fan 102 rotates faster, and the noise is higher.

Furthermore, rubber pad 107 is the U-shaped, and when mainframe box 1 used, the high load operation of internals will vibrate, cushions the vibrational force that the part produced through rubber pad 107, and the production of noise abatement for mainframe box 1's life increases.

Furthermore, one side of the through hole 301 is inclined downwards by 30 degrees, when the main chassis 1 is used, the heat energy in the main chassis 1 is introduced into the through hole 301 by the fan on the chassis side plate 3, the heat energy is inclined downwards by 30 degrees through one side of the through hole 301, the wind power is downward, and the circulation of the wind power is prolonged, so that the noise is weakened in the through hole 301, and the noise of the main chassis 1 is reduced.

Further, the main cabinet 1 is electrically connected to an external power source through a power line.

The working principle is as follows: when the device is used, the startup button 201 is pressed down to enable the internal parts of the mainframe box 1 to start to operate, when the mainframe box 1 operates, a large amount of noise is generated, when the optical drive 203 is used, the optical drive control button 205 is pressed down to enable the optical drive 203 to be opened to put in an optical disk, when the optical drive 203 is embedded into the optical drive inlet and outlet 202, the optical drive 203 is embedded into the optical drive inlet and outlet 202 to be attached to the silica gel sheet 203, so that the optical drive 203 is sealed with the mainframe box 1 connection port, noise generated when the optical drive 203 operates is reduced, secondly 1032, when the mainframe box 1 operates, the heat dissipation fan 102 starts to operate, when the heat dissipation fan 102 operates, the motor 1021 controls the fan blades 1022 to rotate, the rotating air of the fan blades 1022 flows to generate noise, the noise is transmitted to the inside of the first fixing frame 101 along with the wind generated by the heat dissipation, at this time, the polyester fiber layer 1031 inside the sound insulation board 103 converts the noise into heat energy through the fiber inside to reduce the noise, the heat energy on the sound insulation board 103 is blown away by the heat dissipation fan 102, and finally, when the main cabinet 1 is used, the heat energy inside the main cabinet 1 is introduced into the through hole 301 by the fan on the cabinet side plate 3, the heat energy is inclined downwards by 30 degrees through one side of the through hole 301, the wind power is downward, the circulation of the wind power is prolonged, the noise is weakened inside the through hole 301, and the noise reduction of the main cabinet 1 is facilitated.

The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A noise reduction mechanism for a mobile communication device, comprising: the portable computer case is characterized in that the front of the main case (1) is fixedly provided with a case panel (2), the left side surface of the main case (1) is fixedly connected with the case side plate (3), and a through hole (301) penetrates through the inside of the case panel (2);

the inner wall left side of the mainframe box (1) is fixedly connected with a first fixing frame (101) on the upper side, the inner fixing frame (101) is fixedly provided with a heat radiation fan (102), the inner fixing frame (102) is fixedly provided with a motor (1021), the output end of the motor (1021) is fixedly connected with fan blades (1022), the left side of the heat radiation fan (102) is provided with two sound insulation boards (103), one side of each sound insulation board (103) is connected with the first fixing frame (101), the inner fixing frame (103) is fixedly connected with a polyester fiber layer (1031), the other side of each sound insulation board (103) is provided with an air exhaust hole (1032) in a penetrating manner, the left side of the first fixing frame (101) is provided with a heat radiation hole (104), the heat radiation hole (104) penetrates through the mainframe box (1), the inner wall right side of the mainframe box (1) is fixedly provided with a second fixing frame (105), the outer side surface of the second fixing frame (105) is fixedly connected with sound-absorbing cotton (106), and the wall of the mainframe box (1) is fixedly connected with a rubber pad (107);

the front of machine case panel (2) is embedded under the normal, and is provided with start button (201), the front of machine case panel (2) has been seted up on the normal, the inner wall fixedly connected with silica gel piece (203) of optical drive import and export (202), the inside nestification that the optical drive imported and exported (202) is provided with optical drive (204), the upper right side embedding that the optical drive imported and exported (202) is provided with optical drive control button (205).

2. The noise reduction mechanism for mobile communication equipment according to claim 1, wherein the length of the silicone sheet (203) is the same as the length of the CD-ROM access (202).

3. The noise reduction mechanism for mobile communication equipment according to claim 1, wherein the length of the baffle plates (103) is the same as the inner width of the first fixing frame (101), and a certain gap is formed between the baffle plates (103).

4. The noise reduction mechanism for mobile communication equipment according to claim 1, wherein the area of the sound absorption cotton (106) is the same as the area of the second fixing frame (105), and the second fixing frame (105) and the heat dissipation fan (102) are located on the same horizontal plane.

5. The noise reduction mechanism for mobile communication device of claim 1, wherein the rubber pad (107) is U-shaped.

6. The noise reduction mechanism for mobile communication equipment according to claim 1, wherein one side of the through hole (301) is inclined downward by 30 °.

7. The noise reduction mechanism for mobile communication equipment according to claim 1, wherein the main cabinet (1) is electrically connected to an external power source through a power cord.