CN210921760U - Static pressure case device of noise falls in area - Google Patents
Static pressure case device of noise falls in area Download PDFInfo
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- CN210921760U CN210921760U CN201921837514.7U CN201921837514U CN210921760U CN 210921760 U CN210921760 U CN 210921760U CN 201921837514 U CN201921837514 U CN 201921837514U CN 210921760 U CN210921760 U CN 210921760U
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- static pressure
- steel plate
- polyurethane foam
- thin steel
- rubber sleeve
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Abstract
The utility model provides a static pressure case device of noise falls in area, including powerful double-sided tape, the butadiene acrylonitrile rubber cover, inhale the sound cotton, the sound barrier, lower steel sheet, polyurethane foam and last steel sheet, powerful double-sided tape is installed to static pressure box inboard, the butadiene acrylonitrile rubber cover is installed to powerful double-sided tape inboard, steel sheet is equipped with down to the inside downside in the butadiene acrylonitrile rubber cover, lower steel sheet surface mounting has polyurethane foam, polyurethane foam surface is equipped with the steel sheet, sound barrier is installed to the inside of butadiene acrylonitrile rubber cover, sound cotton is inhaled to sound barrier inboard installation, this design has solved original static pressure case and has fallen the noise cancelling function of making an uproar not good enough, fall the sound absorption not good enough problem of making an uproar, the utility model discloses rational in infrastructure, it is good to fall the.
Description
Technical Field
The utility model relates to a static pressure case device of noise falls in area belongs to static pressure case technical field.
Background
The static pressure box is a necessary accessory for reducing dynamic pressure, increasing static pressure, stabilizing air flow and reducing air flow vibration of the air supply system, and can make the air supply effect more ideal. A plenum box is a device that both allows airflow to pass through and effectively prevents or attenuates the outward propagation of acoustic energy.
The noise reduction function of making an uproar is fallen to current static pressure case is good inadequately, and it is not good enough to fall the sound absorption effect of making an uproar, and the noise harms healthy easily to the influence is used the comfort, and inconvenient static pressure case carries out the use of making an uproar of falling safely, and the problem that the aforesaid appears is solved to the static pressure case device of noise falls in the area of now urgently needing.
Disclosure of Invention
The utility model aims at providing a static pressure case device of noise falls in area to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, it is good to fall the sound absorption effect of making an uproar, and is safe in utilization comfortable.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a static pressure box device with noise reduction function comprises a static pressure box body, an air inlet, an air outlet and an auxiliary noise reduction mechanism, an air inlet is arranged on the upper end surface of the static pressure box body, an air outlet is arranged on the front end surface of the static pressure box body, an auxiliary noise reduction mechanism is arranged in the static pressure box body and comprises a strong double-sided adhesive tape, a nitrile rubber sleeve, sound absorption cotton, a sound insulation barrier, a lower thin steel plate, polyurethane foam and an upper thin steel plate, a strong double-sided adhesive tape is arranged on the inner side of the static pressure box body, a nitrile rubber sleeve is arranged on the inner side of the strong double-sided adhesive tape, a lower thin steel plate is arranged at the lower side of the inner part of the nitrile rubber sleeve, polyurethane foam is arranged on the outer surface of the lower thin steel plate, the outer surface of the polyurethane foam is provided with an upper thin steel plate, a sound insulation barrier is arranged inside the nitrile rubber sleeve, and sound absorption cotton is arranged on the inner side of the sound insulation barrier.
Further, the nitrile rubber sleeve is connected with the static pressure box body through a strong double-sided adhesive tape, and the diameter of the nitrile rubber sleeve is smaller than the inner diameter of the strong double-sided adhesive tape.
Further, the upper steel sheet gauge is larger than the lower steel sheet gauge, the polyurethane foam gauge is larger than the lower steel sheet gauge, and the polyurethane foam is sandwiched by the upper steel sheet and the lower steel sheet.
Further, the strong double-sided tape, the nitrile rubber sleeve, the sound absorption cotton, the sound insulation barrier, the lower thin steel plate, the polyurethane foam and the upper thin steel plate are all arranged into a cuboid structure, the upper end faces of the strong double-sided tape, the nitrile rubber sleeve, the sound absorption cotton, the sound insulation barrier, the lower thin steel plate, the polyurethane foam and the upper thin steel plate are provided with air inlets, and the front end faces of the strong double-sided tape, the nitrile rubber sleeve, the sound absorption cotton, the sound insulation barrier, the lower thin steel plate, the polyurethane foam and the upper thin steel plate are provided with air outlets.
Further, the nitrile rubber sleeve is arranged to be a hollow structure.
Further, the sound absorption cotton is provided with a porous structure.
The utility model has the advantages that: the utility model discloses a static pressure case device of noise falls in area, because of the utility model discloses add powerful double-sided tape, butadiene acrylonitrile rubber cover, inhale sound cotton, sound insulation protective screen, lower steel sheet, polyurethane foam and go up the steel sheet, this design makes things convenient for the static pressure case to carry out the use of making an uproar safely and falls, has solved original static pressure case and has fallen the noise cancelling function of making an uproar not good enough, falls the problem that the sound absorbing effect is not good enough of making an uproar, has improved the utility model discloses an effect of noise reduction falls.
Because of the butadiene fine rubber cover is connected with the static pressure box through powerful double-sided tape, butadiene fine rubber cover diameter is less than powerful double-sided tape internal diameter, and this design makes things convenient for the installation use of butadiene fine rubber cover, because of last steel sheet specification is greater than lower steel sheet specification, and polyurethane foam specification is greater than lower steel sheet specification, goes up steel sheet and lower steel sheet and with polyurethane foam centre gripping, and this design makes things convenient for the installation use of polyurethane foam, improves the noise insulation effect of making an uproar, the utility model discloses rational in infrastructure, it is effectual to fall the sound of making an uproar, uses safe and.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a static pressure tank device with noise reduction of the present invention;
fig. 2 is a schematic structural view of an auxiliary noise reduction mechanism in the static pressure tank device with noise reduction of the present invention;
FIG. 3 is an enlarged view of A of the hydrostatic tank apparatus with noise reduction of the present invention;
in the figure: 1-static pressure box body, 2-air inlet, 3-air outlet, 4-auxiliary noise reduction mechanism, 41-strong double-sided tape, 42-nitrile rubber sleeve, 43-sound-absorbing cotton, 44-sound-insulating barrier, 45-lower thin steel plate, 46-polyurethane foam and 47-upper thin steel plate.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a static pressure case device of noise falls in area, includes static pressure box 1, air intake 2, air outlet 3 and supplementary mechanism 4 of making an uproar that falls, and air intake 2 is installed to 1 up end of static pressure box, and air outlet 3 is installed to 1 preceding terminal surface of static pressure box, and static pressure box 1 is inside to be provided with supplementary mechanism 4 of making an uproar that falls.
The auxiliary noise reduction mechanism 4 comprises a strong double-sided adhesive tape 41, a nitrile rubber sleeve 42, sound absorption cotton 43, a sound insulation barrier 44, a lower thin steel plate 45, polyurethane foam 46 and an upper thin steel plate 47, the strong double-sided adhesive tape 41 is installed on the inner side of the static pressure box body 1, the nitrile rubber sleeve 42 is installed on the inner side of the strong double-sided adhesive tape 41, the lower thin steel plate 45 is installed on the lower side inside the nitrile rubber sleeve 42, the polyurethane foam 46 is installed on the outer surface of the lower thin steel plate 45, the upper thin steel plate 47 is installed on the outer surface of the polyurethane foam 46, the sound insulation barrier 44 is installed on the inner side of the nitrile rubber sleeve 42, and the sound absorption cotton 43 is installed on the inner side of the.
The nitrile rubber sleeve 42 is connected with the static pressure box body 1 through the strong double-sided adhesive tape 41, the diameter of the nitrile rubber sleeve 42 is smaller than the inner diameter of the strong double-sided adhesive tape 41, the nitrile rubber sleeve 42 is convenient to install and use, the specification of the upper thin steel plate 47 is larger than that of the lower thin steel plate 45, the specification of the polyurethane foam 46 is larger than that of the lower thin steel plate 45, the polyurethane foam 46 is clamped by the upper thin steel plate 47 and the lower thin steel plate 45, the nitrile rubber sleeve 42 is convenient to install and use, and the noise reduction and sound insulation.
The strong double-sided adhesive tape 41, the nitrile rubber sleeve 42, the sound absorption cotton 43, the sound insulation barrier 44, the lower thin steel plate 45, the polyurethane foam 46 and the upper thin steel plate 47 are all arranged to be of a cuboid structure, the air inlet 2 is formed in the upper end face of each of the strong double-sided adhesive tape 41, the nitrile rubber sleeve 42, the sound absorption cotton 43, the sound insulation barrier 44, the lower thin steel plate 45, the polyurethane foam 46 and the upper thin steel plate 47, the air outlet 3 is formed in the front end face of each of the strong double-sided adhesive tape 41, the nitrile rubber sleeve 42, the sound absorption cotton 43, the sound insulation barrier 44, the lower thin steel plate 45, the polyurethane foam 46 and the upper thin steel plate 47, air inlet and outlet are convenient to enter and exit through the design, the nitrile rubber sleeve 42 is of a hollow structure, the lower.
As an embodiment of the present invention: static pressure box 1 meets under the noise condition when using, inhales the porous structure of sound cotton 43 and absorbs the noise refraction, and sound barrier 44 places the noise and leaks, and when the condition that leaks appeared, the cooperation of going up steel sheet 47, polyurethane foam 46 and lower steel sheet 45 was used and is absorbed a small amount of noise that leaks, and powerful double-sided tape 41 makes things convenient for butadiene acrylonitrile rubber cover 42's installation to use, has improved the utility model discloses a noise cancelling effect of making an uproar falls.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a static pressure case device of noise falls in area, includes static pressure case, air intake, air outlet and supplementary mechanism of making an uproar, its characterized in that of falling: an air inlet is formed in the upper end face of the static pressure box body, an air outlet is formed in the front end face of the static pressure box body, and an auxiliary noise reduction mechanism is arranged in the static pressure box body;
the auxiliary noise reduction mechanism comprises a strong double-sided adhesive tape, a nitrile rubber sleeve, sound absorption cotton, a sound insulation barrier, a lower thin steel plate, polyurethane foam and an upper thin steel plate, the strong double-sided adhesive tape is installed on the inner side of the static pressure box body, the nitrile rubber sleeve is installed on the inner side of the strong double-sided adhesive tape, the lower thin steel plate is installed on the lower side of the inner portion of the nitrile rubber sleeve, the polyurethane foam is installed on the outer surface of the lower thin steel plate, the upper thin steel plate is installed on the outer surface of the polyurethane foam, the sound insulation barrier is installed on the inner side of the nitrile rubber.
2. The hydrostatic tank assembly with noise reduction of claim 1, wherein: the butadiene-acrylonitrile rubber sleeve is connected with the static pressure box body through a strong double-sided adhesive tape, and the diameter of the butadiene-acrylonitrile rubber sleeve is smaller than the inner diameter of the strong double-sided adhesive tape.
3. The hydrostatic tank assembly with noise reduction of claim 1, wherein: the upper steel sheet gauge is larger than the lower steel sheet gauge, the polyurethane foam gauge is larger than the lower steel sheet gauge, and the polyurethane foam is sandwiched by the upper steel sheet and the lower steel sheet.
4. The hydrostatic tank assembly with noise reduction of claim 1, wherein: the air inlet is formed in the upper end face of each of the powerful double-sided tape, the nitrile rubber sleeve, the sound absorption cotton, the sound insulation barrier, the lower thin steel plate, the polyurethane foam and the upper thin steel plate, and the air outlet is formed in the front end face of each of the powerful double-sided tape, the nitrile rubber sleeve, the sound absorption cotton, the sound insulation barrier, the lower thin steel plate, the polyurethane foam and the upper thin steel plate.
5. The hydrostatic tank assembly with noise reduction of claim 1, wherein: the nitrile rubber sleeve is arranged to be of a hollow structure.
6. The hydrostatic tank assembly with noise reduction of claim 1, wherein: the sound-absorbing cotton is of a porous structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921837514.7U CN210921760U (en) | 2019-10-30 | 2019-10-30 | Static pressure case device of noise falls in area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921837514.7U CN210921760U (en) | 2019-10-30 | 2019-10-30 | Static pressure case device of noise falls in area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210921760U true CN210921760U (en) | 2020-07-03 |
Family
ID=71344248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921837514.7U Active CN210921760U (en) | 2019-10-30 | 2019-10-30 | Static pressure case device of noise falls in area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210921760U (en) |
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2019
- 2019-10-30 CN CN201921837514.7U patent/CN210921760U/en active Active
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