CN216486307U

CN216486307U - Double-layer dustproof case with good silencing effect

Info

Publication number: CN216486307U
Application number: CN202123167071.5U
Authority: CN
Inventors: 虞丹萍; 吴蕾
Original assignee: Nanjing Nanqing Jinyang Machinery Equipment Co ltd
Current assignee: Nanjing Nanqing Jinyang Machinery Equipment Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-05-10
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses an effectual double-deck dustproof quick-witted case of silence relates to quick-witted case technical field, for the not good enough problem of the sound insulation effect of solving the ordinary double-deck dustproof quick-witted case among the prior art. The utility model discloses a microphone, including interior box, speaker, auxiliary machine case, main board frame, mainboard, fixing screw fixed connection, the internally mounted of interior box has the microphone, and the microphone passes through fixing screw fixed connection with interior box, the auxiliary machine case is installed to one side of interior box, and auxiliary machine case and interior box pass through fixing screw fixed connection, the inside of auxiliary machine case is provided with the mainboard, microphone and speaker all with mainboard electric connection, the internally mounted of interior box has the main board frame, and the main board frame passes through fixing screw fixed connection with interior box, the main board frame passes through fixing screw fixed connection with the mainboard, install the treater on the preceding terminal surface of mainboard, and treater and mainboard electric connection.

Description

Double-layer dustproof case with good silencing effect

Technical Field

The utility model relates to a quick-witted case technical field specifically is a effectual double-deck dustproof quick-witted case of silence.

Background

The chassis generally includes a housing, a bracket, various switches on a panel, an indicator light, etc., the housing is made of a combination of steel plates and plastics, has high hardness and mainly plays a role in protecting the internal elements of the chassis, and the bracket is mainly used for fixing a main board, a power supply and various drivers.

However, passive noise reduction is mostly adopted for the noise reduction of the machine case on the market at present, namely, a sound insulation material is adopted to isolate the noise emitted by the electrical appliances inside the machine case, but the sound insulation effect achieved by the method is very limited, and a large amount of noise is emitted, so that the sound insulation effect of the machine case is not good enough; therefore, the market urgently needs to develop a double-layer dustproof case with good silencing effect to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-deck dustproof quick-witted case that silence effect is good to solve the not good enough problem of the syllable-dividing effect of the ordinary double-deck dustproof quick-witted case that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an effectual double-deck dustproof quick-witted case of silence, includes outer box and interior box, the internally mounted of interior box has the microphone, and the microphone passes through fastening screw fixed connection with interior box, the internally mounted of interior box has the speaker, and speaker and interior box pass through fastening screw fixed connection, vice quick-witted case is installed to one side of interior box, and vice machine case and interior box pass through fastening screw fixed connection, the inside of vice machine case is provided with the mainboard, microphone and speaker all with mainboard electric connection.

Preferably, the internally mounted of interior box has the mainboard frame, and the mainboard frame passes through fastening screw fixed connection with interior box, the mainboard frame passes through fastening screw fixed connection with the mainboard, install the treater on the preceding terminal surface of mainboard, and treater and mainboard electric connection.

Preferably, the support is installed to the below of interior box, and support and interior box pass through fastening screw fixed connection, the below of interior box is provided with the gas outlet, and gas outlet and interior box set up structure as an organic whole, the both sides of outer box all are provided with the air discharge duct, and the air discharge duct sets up structure as an organic whole with outer box.

Preferably, the internally mounted of interior box has perpendicular frame, and erects frame and interior box and pass through fastening screw fixed connection, install the fixed plate on the preceding terminal surface of perpendicular frame, and fixed plate and perpendicular frame pass through fastening screw fixed connection.

Preferably, a heat dissipation device is installed above the outer box body and fixedly connected with the outer box body through a fastening screw, a dust screen is installed inside the heat dissipation device, the dust screen and the heat dissipation device are fixedly connected through the fastening screw, a fixing bridge is installed inside the heat dissipation device, and the fixing bridge and the heat dissipation device are fixedly connected through the fastening screw.

Preferably, an outer protective shell is installed on the inner side of the fixed bridge and is fixedly connected with the fixed bridge through fastening screws, a motor is installed inside the outer protective shell and is fixedly connected with the outer protective shell through the fastening screws, a fan is arranged below the outer protective shell and is fixedly connected with the motor through a connecting shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through the setting of microphone and speaker, the noise that the inside electrical apparatus during operation of microphone collection machine incasement portion distributed out, the noise electricity signal will transmit the treater on, send the noise that offsets with the noise source by the treater analysis back and control speaker, the noise that two strands of the same amplitudes of wave band are opposite will offset each other to play the effect of active noise reduction, utilize active noise reduction to give sound insulation to quick-witted case, thereby improve the syllable-dividing effect of this double-deck machine case.

2. The utility model discloses a through the setting of erecting frame and fixed plate, erect the frame and install the inside at interior box, the fixed plate is installed on the preceding terminal surface of erecting the frame, and erect the frame and be provided with a plurality of mounting holes to can highly adjust the fixed plate, can highly adjust the fixed plate according to the demand of installation, be convenient for install the inside of interior box with electrical apparatus, make more convenience and convenient that the box used in this.

Drawings

Fig. 1 is a schematic view of the internal structure of a double-layer dustproof case with good silencing effect;

fig. 2 is an enlarged schematic view of the utility model at a;

fig. 3 is a schematic view of the internal structure of the auxiliary casing of the present invention.

In the figure: 1. an outer case; 2. an inner box body; 3. an exhaust groove; 4. a support; 5. an air outlet; 6. a microphone; 7. a speaker; 8. a sub-chassis; 9. erecting; 10. a fixing plate; 11. a heat sink; 12. a fixed bridge; 13. an outer protective shell; 14. a dust screen; 15. a motor; 16. a fan; 17. a motherboard frame; 18. a main board; 19. a processor.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an effectual double-deck dustproof quick-witted case of silence, including outer box 1 and interior box 2, the internally mounted of interior box 2 has microphone 6, microphone 6 passes through fastening screw fixed connection with interior box 2, the internally mounted of interior box 2 has speaker 7, speaker 7 passes through fastening screw fixed connection with interior box 2, vice machine case 8 is installed to one side of interior box 2, vice machine case 8 passes through fastening screw fixed connection with interior box 2, the inside of vice machine case 8 is provided with mainboard 18, microphone 6 and speaker 7 all with mainboard 18 electric connection.

Further, the internally mounted of interior box 2 has mainboard frame 17, and mainboard frame 17 passes through fastening screw fixed connection with interior box 2, and mainboard frame 17 passes through fastening screw fixed connection with mainboard 18, installs treater 19 on the preceding terminal surface of mainboard 18, treater 19 and mainboard 18 electric connection, and treater 19 is used for the noise signal that analysis microphone 6 collected, then controls speaker 7 and sends the noise that offsets with the noise.

Further, support 4 is installed to the below of interior box 2, and support 4 passes through fastening screw fixed connection with interior box 2, and the below of interior box 2 is provided with gas outlet 5, and gas outlet 5 sets up structure as an organic whole with interior box 2, and the both sides of outer box 1 all are provided with exhaust duct 3, and exhaust duct 3 sets up structure as an organic whole with outer box 1, and dust screen 14 can be installed equally in the inside of exhaust duct 3.

Further, the internally mounted of interior box 2 has perpendicular frame 9, and perpendicular frame 9 passes through fastening screw fixed connection with interior box 2, installs fixed plate 10 on the preceding terminal surface of perpendicular frame 9, and fixed plate 10 and perpendicular frame 9 pass through fastening screw fixed connection, and fixed plate 10 and perpendicular frame 9 all are provided with two.

Further, a heat dissipation device 11 is installed above the outer box 1, the heat dissipation device 11 is fixedly connected with the outer box 1 through a fastening screw, a dust screen 14 is installed inside the heat dissipation device 11, the dust screen 14 is fixedly connected with the heat dissipation device 11 through a fastening screw, a fixing bridge 12 is installed inside the heat dissipation device 11, the fixing bridge 12 is fixedly connected with the heat dissipation device 11 through a fastening screw, and the heat dissipation device 11 is communicated with the inner box 2.

Further, an outer protective shell 13 is mounted on the inner side of the fixed bridge 12, the outer protective shell 13 is fixedly connected with the fixed bridge 12 through fastening screws, a motor 15 is mounted inside the outer protective shell 13, the motor 15 is fixedly connected with the outer protective shell 13 through fastening screws, a fan 16 is arranged below the outer protective shell 13, and the fan 16 is fixedly connected with the motor 15 through connection.

The working principle is as follows: when the electric appliance is used, the electric appliance of the case is arranged above the fixed plate 10, when the electric appliance generates noise, the noise is collected by the microphone 6, after the noise is collected by the microphone 6, the noise is converted into an electric signal and is transmitted to the processor 19 of the mainboard 18, the noise electric signal is analyzed by the processor 19, then the processor 19 controls the loudspeaker 7 to emit noise which is counteracted with a noise source, so that the noise is eliminated, and the sound insulation effect is realized, meanwhile, the motor 15 is started, the motor 15 drives the fan 16 to rotate at high speed, air flow is blown out by the fan 16, heat emitted by the electric appliance inside the inner case body 2 is directly blown, so that heat flow is blown out from the air outlet 5 and is exhausted out of the outer case body 1 from the air exhaust duct 3, and the dust screen 14 can filter dust in air, and has a dust prevention effect.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a double-deck dustproof quick-witted case that silence is effectual, includes outer box (1) and interior box (2), its characterized in that: the utility model discloses a loudspeaker box, including interior box (2), interior box (2) have microphone (6), and microphone (6) and interior box (2) pass through fastening screw fixed connection, the internally mounted of interior box (2) has speaker (7), and speaker (7) and interior box (2) pass through fastening screw fixed connection, vice machine case (8) are installed to one side of interior box (2), and vice machine case (8) and interior box (2) pass through fastening screw fixed connection, the inside of vice machine case (8) is provided with mainboard (18), microphone (6) and speaker (7) all with mainboard (18) electric connection.

2. The double-layer dustproof case with good silencing effect according to claim 1, characterized in that: the internally mounted of interior box (2) has mainboard frame (17), and mainboard frame (17) and interior box (2) pass through fastening screw fixed connection, mainboard frame (17) and mainboard (18) pass through fastening screw fixed connection, install treater (19) on the preceding terminal surface of mainboard (18), and treater (19) and mainboard (18) electric connection.

3. The double-layer dustproof case with good silencing effect according to claim 1, characterized in that: support (4) are installed to the below of interior box (2), and support (4) pass through fastening screw fixed connection with interior box (2), the below of interior box (2) is provided with gas outlet (5), and gas outlet (5) and interior box (2) set up structure as an organic whole, the both sides of outer box (1) all are provided with air discharge duct (3), and air discharge duct (3) set up structure as an organic whole with outer box (1).

4. The double-layer dustproof case with good silencing effect according to claim 1, characterized in that: the internal mounting of interior box (2) has perpendicular frame (9), and erects frame (9) and pass through fastening screw fixed connection with interior box (2), install fixed plate (10) on the preceding terminal surface of erecting frame (9), and fixed plate (10) and erect frame (9) and pass through fastening screw fixed connection.

5. The double-layer dustproof case with good silencing effect as claimed in claim 1, wherein: heat abstractor (11) are installed to the top of outer box (1), and heat abstractor (11) pass through fastening screw fixed connection with outer box (1), the internally mounted of heat abstractor (11) has dust screen (14), and dust screen (14) pass through fastening screw fixed connection with heat abstractor (11), the internally mounted of heat abstractor (11) has fixed bridge (12), and fixed bridge (12) pass through fastening screw fixed connection with heat abstractor (11).

6. The double-layer dustproof case with good silencing effect as claimed in claim 5, wherein: outer protective housing (13) is installed to the inboard of fixed bridge (12), and outer protective housing (13) and fixed bridge (12) pass through fastening screw fixed connection, the internally mounted of outer protective housing (13) has motor (15), and motor (15) and outer protective housing (13) pass through fastening screw fixed connection, the below of outer protective housing (13) is provided with fan (16), fan (16) and motor (15) are through linking a fixed connection.