CN111305946A - A noise eliminator and container generating set for container generating set - Google Patents
A noise eliminator and container generating set for container generating set Download PDFInfo
- Publication number
- CN111305946A CN111305946A CN202010263162.XA CN202010263162A CN111305946A CN 111305946 A CN111305946 A CN 111305946A CN 202010263162 A CN202010263162 A CN 202010263162A CN 111305946 A CN111305946 A CN 111305946A
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- China
- Prior art keywords
- noise
- container
- plates
- generator set
- silencing
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- 230000030279 gene silencing Effects 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 11
- 230000003584 silencer Effects 0.000 claims abstract description 5
- 230000008030 elimination Effects 0.000 claims description 15
- 238000003379 elimination reaction Methods 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000011490 mineral wool Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000002238 attenuated effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 239000000295 fuel oil Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
- F02B77/13—Acoustic insulation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention provides a noise eliminator for a container generator set and the container generator set, which comprise an installation frame, wherein a plurality of groups of noise eliminator are fixed on the installation frame from top to bottom at intervals, each noise eliminator comprises two upper noise eliminating plates arranged at an included angle and two lower noise eliminating plates arranged at an included angle, a plurality of noise eliminating holes are formed in the upper noise eliminating plates and the lower noise eliminating plates, a noise eliminating material filling cavity is formed by enclosing the middle of the upper noise eliminating plates and the lower noise eliminating plates, and noise eliminating materials are filled in the noise eliminating material filling cavity. The silencer for the container generator set has small volume, can be arranged in the container generator set when in use, and does not influence the size of the container generator set; the two upper silencing plates and the two lower silencing plates are arranged at an included angle, noise can be repeatedly reflected in the upper silencing plate and the lower silencing plates, the reflection angle of noise transmission is gradually reduced, finally attenuated noise is reflected back to the container, the noise can be attenuated and absorbed through the silencing holes and the silencing materials, and the noise reduction effect is good.
Description
Technical Field
The invention relates to the field of noise elimination devices, in particular to a noise elimination device for a container generator set and the container generator set.
Background
A silent container diesel generator set is particularly favored by the international lease market for a diesel generator set, a fuel oil tank, an oil supply system, a generator set control cabinet and a power generation power distribution cabinet which are integrated in the silent container diesel generator set due to the design of the standardized container type appearance. In some fuel oil distributed power generation stations in middle east, africa and south american countries and regions, due to the characteristics of convenient transportation, rapid station construction, convenient installation and use and the like, the fuel oil distributed power generation station has explosive growth in international trade in recent years. However, as the requirement of users for humanization of equipment is continuously increased, the noise of the conventional silent container diesel generator set can reach 100-.
The need for ultra-silent standard container diesel generator sets has therefore created breakthroughs in and challenges in the design and manufacture of multifunctional integration of conventional such standardized container diesel generator sets. The main noise components of the diesel generator set are as follows: smoke exhaust noise, mechanical noise, combustion noise, cooling fan and exhaust noise, intake noise, generator noise.
Characteristic frequency based on noise of the diesel generator set: the existing conventional noise reduction method is to additionally install peripheral noise reduction facilities, but the method can cause non-standardized design and manufacture of the size of the container instead of the standard container type size, the additionally installed peripheral noise reduction facilities are required to be removed before the container is transported by a truck, and the transportation requirement on a rental market is not convenient; in addition, because the silent container diesel generator set can integrate the diesel generator set, the fuel oil tank, the oil supply system, the generator set control cabinet and the power generation power distribution cabinet, redundant oversized space cannot be provided for installing peripheral noise reduction facilities.
Disclosure of Invention
The invention provides a noise eliminator for a container generator set and the container generator set, and overcomes the defects that the size of the container generator set is not standardized and the container generator set is inconvenient to transport due to the fact that a noise reduction facility of a container generator set in the prior art is large in occupied space.
The technical scheme of the invention is realized as follows:
the utility model provides a noise eliminator for container generating set, includes the installation frame, installation frame from the top down is fixed with a plurality of groups spaced noise eliminator, noise eliminator includes two upper muffler plates that are the contained angle and two lower muffler plates that are the contained angle and arrange, has seted up a plurality of noise elimination holes on upper muffler plate and the lower muffler plate, and the synthetic noise elimination material of centre enclosure of upper muffler plate and lower muffler plate fills the chamber, and the interior packing of noise elimination material packing has noise elimination material.
Preferably, the included angle between the two upper silencing plates is 90 degrees.
Preferably, the included angle between the two lower sound-absorbing plates is 113 degrees.
Preferably, the sound damping material comprises at least one of glass rock wool or flame-retardant sound damping cotton.
Preferably, the upper and lower sound-absorbing panels are stainless steel panels.
The container generator set comprises a container generator set body, wherein a first-level air inlet shutter is arranged on the container generator set body, and the inner side of the first-level air inlet shutter is provided with the noise eliminator.
Preferably, the container power generating set further comprises a secondary air inlet shutter, and the secondary air inlet shutter is arranged on the inner side of a silencing device for the container power generating set.
The invention has the beneficial effects that:
1. the silencer for the container generator set has small volume, can be arranged in the container generator set when in use, reduces the noise of the container generator set, does not need external installation, and does not influence the size of the container generator set.
2. The two upper silencing plates and the two lower silencing plates are arranged in an included angle, noise can be repeatedly reflected in the upper silencing plate and the lower silencing plate, the reflection angle of the gradually transmitted noise is reduced, finally attenuated noise is reflected back to the container, the noise can be attenuated and absorbed through the silencing holes and the silencing material, the noise is reduced, and the noise reduction effect is good.
3. The included angle between two upper silencing plates and between two lower silencing plates can be adjusted according to different container generators, and the distance between the upper and lower adjacent silencing devices can also be adjusted according to different container generators, so that the optimal noise reduction effect is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of example 1;
fig. 2 is a schematic structural view of an upper muffling plate in example 1;
FIG. 3 is a schematic structural view of example 2;
FIG. 4 is a sectional view of example 2.
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.
Example 1
Referring to fig. 1-2, a noise eliminator A for container generating set, including installation frame 1, installation frame 1 is fixed with a plurality of groups of spaced noise eliminator from top to bottom, noise eliminator includes two upper acoustic boards 2 that are the contained angle and arrange and two lower acoustic boards 3 that are the contained angle and arrange, has seted up a plurality of noise elimination holes 4 on upper acoustic board 2 and the lower acoustic board 3, upper acoustic board 2 and the middle synthetic noise elimination material of lower acoustic board 3 fill the chamber, and noise elimination material fills the intracavity and is filled noise elimination material 5.
In a preferred embodiment, the included angle between the two upper silencing plates 2 is 90 degrees; the included angle between two lower muffler plates 3 is 113 degrees, and certainly the difference of the frequency and the amplitude characteristic of different generating set noises, the included angle between two upper muffler plates 2 and the included angle between two lower muffler plates 3 can be correspondingly adjusted, so that the angle is not only limited.
In a preferred embodiment, the sound-deadening material 5 includes at least one of glass rock wool and flame-retardant sound-deadening cotton, but there are many sound-deadening materials, and other types of sound-deadening materials or composite materials composed of a plurality of sound-deadening materials may be selected as needed, and the two types are not limited to the above two types.
In a preferred embodiment, the upper and lower sound-absorbing plates 2 and 3 are made of stainless steel plates, and a sound-absorbing plate or an intermediate plate made of materials for sound absorption and sound absorption can be selected according to requirements, so that the effect is better.
Example 2
Referring to fig. 3-4, a container generator set comprises a container generator set body B, a first-level air inlet shutter 6 is arranged on the container generator set body, and the silencer A for the container generator set is arranged on the inner side of the first-level air inlet shutter 6.
In a preferred embodiment, the device further comprises a secondary air inlet shutter 7, and the secondary air inlet shutter 7 is arranged on the inner side of a silencing device A for the container generator set.
The silencer A for the container generator set has small volume, can be arranged between a primary air inlet shutter 6 and a secondary air inlet shutter 7 of the container generator set when in use, reduces the noise of the container generator set, does not need external installation, and does not influence the size of the container generator set. The two upper silencing plates 2 and the two lower silencing plates 3 are arranged at included angles, noise can be repeatedly reflected in the upper silencing plates and the lower silencing plates, the reflection angle of the gradually transmitted noise is reduced, the finally attenuated noise is reflected back into the container, the noise can be attenuated and absorbed through the silencing holes 4 and the silencing materials 5, the noise is reduced, and the noise reduction effect is good. The included angle between two upper silencing plates 2 and two lower silencing plates 3 can be adjusted according to different container generators, and the distance between the upper and lower adjacent silencing devices can also be adjusted according to different container generators, so that the optimal noise reduction effect is achieved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a noise eliminator for container generating set which characterized in that: including installation frame (1), installation frame (1) from the top down is fixed with the noise eliminator of a plurality of groups interval, noise eliminator includes two upper muffler plates (2) that are the contained angle and two lower muffler plates (3) that are the contained angle and arrange, a plurality of noise elimination holes (4) have been seted up on upper muffler plates (2) and lower muffler plates (3), the synthetic noise elimination material of centre enclosure of upper muffler plates (2) and lower muffler plates (3) fills the chamber, noise elimination material fills intracavity and is filled noise elimination material (5).
2. The muffling device of claim 1, wherein: the included angle between the two upper silencing plates (2) is 90 degrees.
3. The muffling device of claim 1, wherein: the included angle between the two lower sound-absorbing plates (3) is 113 degrees.
4. The muffling device of claim 1, wherein: the sound attenuation material (5) at least comprises one of glass rock wool or flame-retardant type mute cotton.
5. The muffling device of claim 1, wherein: the upper silencing plate (2) and the lower silencing plate (3) are both stainless steel plates.
6. A container generating set is characterized in that: the container generator set comprises a container generator set body (B), wherein a primary air inlet shutter (6) is arranged on the container generator set body, and the inner side of the primary air inlet shutter (6) is provided with the silencer (A) for the container generator set as claimed in any one of claims 1 to 5.
7. The muffling device of claim 6, wherein: the container power generation unit is characterized by further comprising a secondary air inlet shutter (7), wherein the secondary air inlet shutter (7) is arranged on the inner side of a noise elimination device (A) for the container power generation unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010263162.XA CN111305946A (en) | 2020-04-07 | 2020-04-07 | A noise eliminator and container generating set for container generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010263162.XA CN111305946A (en) | 2020-04-07 | 2020-04-07 | A noise eliminator and container generating set for container generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111305946A true CN111305946A (en) | 2020-06-19 |
Family
ID=71159179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010263162.XA Pending CN111305946A (en) | 2020-04-07 | 2020-04-07 | A noise eliminator and container generating set for container generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111305946A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002089228A (en) * | 2000-09-08 | 2002-03-27 | Masakatsu Hayashizaki | Pleat-like noise separation-type silencer |
| CN2861500Y (en) * | 2006-01-21 | 2007-01-24 | 深圳市沃尔奔达机器设备有限公司 | Noise silencing sound-deadening box |
| JP2009057857A (en) * | 2007-08-30 | 2009-03-19 | Hokuetsu Kogyo Co Ltd | Sound insulating structure of soundproof box opening portion in sound insulation type working machine |
| CN201221412Y (en) * | 2008-07-04 | 2009-04-15 | 无锡百发电机有限公司 | Electric generating set container type silencing case apparatus convenient for transporting and mounting |
| CN204060936U (en) * | 2014-07-14 | 2014-12-31 | 佰思电力设备（天津）有限公司 | Two plate inclined silencing apparatus |
| CN110630380A (en) * | 2019-10-20 | 2019-12-31 | 重庆隆鑫通航发动机制造有限公司 | Generator set |
| CN212359951U (en) * | 2020-04-07 | 2021-01-15 | 福州万舸动力设备有限公司 | A noise eliminator and container generating set for container generating set |
-
2020
- 2020-04-07 CN CN202010263162.XA patent/CN111305946A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002089228A (en) * | 2000-09-08 | 2002-03-27 | Masakatsu Hayashizaki | Pleat-like noise separation-type silencer |
| CN2861500Y (en) * | 2006-01-21 | 2007-01-24 | 深圳市沃尔奔达机器设备有限公司 | Noise silencing sound-deadening box |
| JP2009057857A (en) * | 2007-08-30 | 2009-03-19 | Hokuetsu Kogyo Co Ltd | Sound insulating structure of soundproof box opening portion in sound insulation type working machine |
| CN201221412Y (en) * | 2008-07-04 | 2009-04-15 | 无锡百发电机有限公司 | Electric generating set container type silencing case apparatus convenient for transporting and mounting |
| CN204060936U (en) * | 2014-07-14 | 2014-12-31 | 佰思电力设备（天津）有限公司 | Two plate inclined silencing apparatus |
| CN110630380A (en) * | 2019-10-20 | 2019-12-31 | 重庆隆鑫通航发动机制造有限公司 | Generator set |
| CN212359951U (en) * | 2020-04-07 | 2021-01-15 | 福州万舸动力设备有限公司 | A noise eliminator and container generating set for container generating set |
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