CN107725189A - A kind of box Jing Yin unit Silenced base air intake structure - Google Patents
A kind of box Jing Yin unit Silenced base air intake structure Download PDFInfo
- Publication number
- CN107725189A CN107725189A CN201711119139.8A CN201711119139A CN107725189A CN 107725189 A CN107725189 A CN 107725189A CN 201711119139 A CN201711119139 A CN 201711119139A CN 107725189 A CN107725189 A CN 107725189A
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- CN
- China
- Prior art keywords
- unit
- hole
- air flow
- base
- inlet air
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
- F02B77/13—Acoustic insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The present invention provides a kind of box Jing Yin unit Silenced base air intake structure, including the box-structure being integrated on unit base, the support beam of unit base in itself, and the inlet air flow through hole opened in support beam, the inlet air flow through hole of unit base upper surface, intake noise reduction passage is formed between the inlet air flow through hole of two neighboring crossbeam, intake noise reduction passage is set to be integrated on unit base, one layer of sound-absorbing material is attached on unit base and the inwall of support beam, the ingenious space structure that make use of unit base of the present invention forms air inlet, silencing channel, avoid taking the space of unit other positions, facilitate the sound insulation arrangement that unit is overall, so as to reduce the noise level of unit；And air inlet is to enter unit operation space from base, be advantageous to the overall cooling of unit.
Description
Technical field
The present invention relates to a kind of box Jing Yin unit Silenced base air intake structure, belong to that generating set is Jing Yin, air inlet skill
Art field.
Background technology
There are many generating set manufacturers to develop mute power generator group at present, the silence level one at its 1 meter
As at 85dB (A), it is individual that other can to reach 70dB (A) more even lower.In order to reach so low silence level, Ge Gechang
Family takes many methods, predominantly orifice plate, attract the diaphragm structure of material sandwich composition, it is lower Jing Yin in order to reach
Effect will use multiple tracks dividing plate, but the more intake resistances of dividing plate are bigger in the case of identical air inlet sectional area, in order to reach compared with
Low silence level, often intake noise reduction part is sufficiently bulky, thus to manufacturing cost, transport, use and safeguard and all cause
Detrimental effect.
The content of the invention
In order to overcome above-mentioned deficiency, the present invention provides a kind of box Jing Yin unit Silenced base air intake structure.
Specific technical scheme is as follows：
A kind of box Jing Yin unit Silenced base air intake structure, including box-structure, the machine being integrated on unit base
The support beam of group base in itself, and inlet air flow through hole, the inlet flow of unit base upper surface opened in support beam
Hole, intake noise reduction passage is formed between the inlet air flow through hole of two neighboring crossbeam, intake noise reduction passage is integrated in unit base
On, one layer of sound-absorbing material is attached on the inwall of unit base and support beam.
Further, intake noise reduction passage does not destroy the existing intensity of unit base and agent structure.
Further, in addition to air intake silencing channel, between the support beam of unit base and the upper and lower surface of unit base
Form closing space.
Further, the barrier eliminated the noise, insulated against sound is formed using the structure and its internal sound-absorbing material attached of unit base.
Further, the inlet air flow through hole in support beam is circle, triangle, polygon or its combination.
Beneficial effects of the present invention are：
The ingenious space structure that make use of unit base of the present invention forms air inlet, silencing channel, avoids occupancy unit other
The space of position, facilitate the sound insulation arrangement that unit is overall, so as to reduce the noise level of unit.And air inlet is entered from base
Unit operation space, be advantageous to the overall cooling of unit.
Brief description of the drawings
Fig. 1 is vertical direction sectional view of the present invention and air circulation schematic diagram.
Fig. 2 is horizontal direction sectional view of the present invention and air circulation schematic diagram.
Fig. 3 is vertical direction sectional view of the present invention and noise circulation schematic diagram.
Fig. 4 is horizontal direction sectional view of the present invention and noise circulation schematic diagram.
Fig. 5 is the first support beam and the second support beam right view in the embodiment of the present invention one.
Fig. 6 is the 3rd support beam and the 4th support beam right view in the embodiment of the present invention one.
Fig. 7 is unit base right view in the embodiment of the present invention one.
Fig. 8 is unit base right view in the embodiment of the present invention two.
Fig. 9 is unit base right view in the embodiment of the present invention three.
Figure 10 is unit base right view in the embodiment of the present invention four.
Embodiment
Advantages of the present invention and feature, it will be illustrated and explained by the non-limitative illustration of preferred embodiment below,
These embodiments, only provide as an example referring to the drawings.
To make technical scheme become apparent from clearly, the present invention is described further below in conjunction with the accompanying drawings,
Any scheme drawn to the technical characteristic progress equivalencing of technical solution of the present invention and conventional reasoning each falls within guarantor of the present invention
Protect scope.
Reference
Unit base 1, the first inlet air flow through hole 3, the second inlet air flow through hole 4, the first support beam 5, the second support beam
6th, the 3rd support beam 7, the 4th support beam 8, the first noise elimination cavity 9, the second noise elimination cavity 10, the 3rd noise elimination cavity the 11, the 4th are eliminated the noise
Chamber 12, the 5th noise elimination cavity 13, the 3rd inlet air flow through hole 14, the 4th inlet air flow through hole 15, the 5th inlet air flow through hole 16, the 6th air inlet
Opening 17, sound-absorbing material 18.
Embodiment one
A kind of box Jing Yin unit Silenced base air intake structure as shown in the figure, including the case being integrated on unit base 1
Type structure, the right side wall of unit base are provided with some first inlet air flow through holes 3, and the left side of the upper surface of pedestal base is provided with
Some second inlet air flow through holes 4, in unit base from left to right by the first support beam 5, the second support beam 6, the 3rd
The support support beam 8 of crossbeam 7 and the 4th is separated into the first noise elimination cavity 9, the second noise elimination cavity 10, the 3rd noise elimination cavity 11, the 4th noise elimination cavity
12 and the 5th noise elimination cavity 13；First support beam is provided with some 3rd inlet air flow through holes 14, if the second support beam is provided with
Dry 4th inlet air flow through hole 15, the 3rd support beam are provided with some 5th inlet air flow through holes 16, and the 4th support beam is provided with
Some 6th inlet air flow through holes 17；3rd inlet flow hole position is in the back side top of the first support beam, the 4th inlet air flow through hole
Positioned at the back side top of the second support beam, the 3rd inlet air flow through hole is correspondingly arranged with the 4th inlet air flow through hole, the 5th inlet air flow
Through hole is located at below the front side of the 3rd support beam, and the 6th inlet flow hole position is below the front side of the 4th support beam, and the 5th
Inlet air flow through hole is correspondingly arranged with the 6th inlet air flow through hole, and the first inlet flow hole position is on the rear side of unit base right side wall
Side；Two adjacent inlet air flow through holes form intake noise reduction passage in its corresponding noise elimination cavity, make intake noise reduction channel set
Into on unit base；One layer of sound-absorbing material 18 is attached on the inwall of first noise elimination cavity, the 3rd noise elimination cavity and the 5th noise elimination cavity,
Sound-absorbing material includes but is not limited to mineral wool, rock wool, polyester fibre acoustic panel, wool felt, mineral wool, caprone fiber, foam
Micropore acoustic tile.
First inlet air flow through hole, the second inlet air flow through hole, the 3rd inlet air flow through hole, the 4th inlet flow in the present embodiment
Hole, the 5th inlet air flow through hole, the quantity of the 6th inlet air flow through hole are 5, and are distributed in two-layer, wherein, the 3rd inlet air flow
Through hole, the 4th inlet air flow through hole, the 5th inlet air flow through hole, the upper strata of the 6th inlet air flow through hole set 2, and lower floor sets 3, on
2 inlet air flow through holes of layer are respectively between adjacent 2 inlet air flow through holes of lower floor；The upper strata of first inlet air flow through hole is set
3, lower floor sets 2, and 2 inlet air flow through holes of lower floor are located between adjacent 2 inlet air flow through holes on upper strata respectively.
First inlet air flow through hole, the second inlet air flow through hole, the 3rd inlet air flow through hole, the 4th inlet air flow through hole, the 5th air inlet
Opening, the 6th inlet air flow through hole are circular configuration hole.
Embodiment two
In the present embodiment, it is with the difference of embodiment one, the first inlet air flow through hole, the second inlet air flow through hole,
Three inlet air flow through holes, the 4th inlet air flow through hole, the 5th inlet air flow through hole, the 6th inlet air flow through hole are isosceles triangular structure
Hole.
Embodiment three
In the present embodiment, it is with the difference of embodiment one, the first inlet air flow through hole, the second inlet air flow through hole,
Three inlet air flow through holes, the 4th inlet air flow through hole, the 5th inlet air flow through hole, the 6th inlet air flow through hole are regular hexagon structure hole.
Example IV
In the present embodiment, be with the difference of embodiment one, the first inlet air flow through hole, the second inlet air flow through hole,
In 3rd inlet air flow through hole, the 4th inlet air flow through hole, the 5th inlet air flow through hole, the 6th inlet air flow through hole, the inlet flow on upper strata
Hole is that regular hexagon structure hole, the inlet air flow through hole of lower floor are circular configuration hole.
According to embodiment one, embodiment two, embodiment three and example IV, air passes through the first inlet flow successively
Hole, the 6th inlet air flow through hole, the 5th inlet air flow through hole, the 4th inlet air flow through hole, the 3rd inlet air flow through hole and unit base upper table
The second inlet air flow through hole in face, unit space is flowed into from the intake noise reduction passage of its formation；
And caused noise is in the first noise elimination cavity of unit base, the second noise elimination cavity, the 3rd noise elimination cavity, in unit space
In four noise elimination cavities and the 5th noise elimination cavity after constantly decay, the noise sent from the first inlet air flow through hole then can reach very low
Level, so as to reach the purpose of noise reduction.
Claims (4)
1. a kind of box Jing Yin unit Silenced base air intake structure, it is characterized in that, including the box being integrated on unit base
The support beam of structure, unit base in itself, and the inlet air flow through hole opened in support beam, unit base upper surface enter
Air-flow through hole, intake noise reduction passage is formed between the inlet air flow through hole of two neighboring crossbeam, intake noise reduction passage is integrated in machine
On group base, one layer of sound-absorbing material is attached on the inwall of unit base and support beam.
2. a kind of box Jing Yin unit Silenced base air intake structure as claimed in claim 1, it is characterized in that, unit base
Closing space is formed between support beam and the upper and lower surface of unit base.
3. a kind of box Jing Yin unit Silenced base air intake structure as claimed in claim 1, it is characterized in that, utilize unit bottom
The structure of seat and its internal sound-absorbing material attached form noise elimination, the barrier of sound insulation.
4. a kind of box Jing Yin unit Silenced base air intake structure as claimed in claim 1, it is characterized in that, in support beam
Inlet air flow through hole for circle, triangle, polygon or its combine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711119139.8A CN107725189A (en) | 2017-11-14 | 2017-11-14 | A kind of box Jing Yin unit Silenced base air intake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711119139.8A CN107725189A (en) | 2017-11-14 | 2017-11-14 | A kind of box Jing Yin unit Silenced base air intake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107725189A true CN107725189A (en) | 2018-02-23 |
Family
ID=61215286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711119139.8A Pending CN107725189A (en) | 2017-11-14 | 2017-11-14 | A kind of box Jing Yin unit Silenced base air intake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725189A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248264Y2 (en) * | 1972-08-19 | 1977-11-02 | ||
| CN201635837U (en) * | 2010-01-26 | 2010-11-17 | 广州威能机电有限公司 | Tank of generator unit |
| CN202402185U (en) * | 2011-12-28 | 2012-08-29 | 泰豪科技股份有限公司 | Air inlet device of chassis of mute generator set |
| CN106837535A (en) * | 2017-01-24 | 2017-06-13 | 中国人民解放军重庆通信学院 | A kind of intake method of the super-silent generating set of full water cooling |
| CN207686848U (en) * | 2017-11-14 | 2018-08-03 | 江苏豪赛科技股份有限公司 | A kind of box mute unit Silenced pedestal air intake structure |
-
2017
- 2017-11-14 CN CN201711119139.8A patent/CN107725189A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5248264Y2 (en) * | 1972-08-19 | 1977-11-02 | ||
| CN201635837U (en) * | 2010-01-26 | 2010-11-17 | 广州威能机电有限公司 | Tank of generator unit |
| CN202402185U (en) * | 2011-12-28 | 2012-08-29 | 泰豪科技股份有限公司 | Air inlet device of chassis of mute generator set |
| CN106837535A (en) * | 2017-01-24 | 2017-06-13 | 中国人民解放军重庆通信学院 | A kind of intake method of the super-silent generating set of full water cooling |
| CN207686848U (en) * | 2017-11-14 | 2018-08-03 | 江苏豪赛科技股份有限公司 | A kind of box mute unit Silenced pedestal air intake structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
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| RJ01 | Rejection of invention patent application after publication |