CN208024464U - A kind of ventilating noise reduction system of diesel generating set - Google Patents
A kind of ventilating noise reduction system of diesel generating set Download PDFInfo
- Publication number
- CN208024464U CN208024464U CN201820474500.2U CN201820474500U CN208024464U CN 208024464 U CN208024464 U CN 208024464U CN 201820474500 U CN201820474500 U CN 201820474500U CN 208024464 U CN208024464 U CN 208024464U
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- Prior art keywords
- generating set
- sound
- air
- air draft
- noise reduction
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Abstract
The utility model discloses a kind of ventilating noise reduction systems of diesel generating set, including sound insulation computer room, generating set and ventilation device, ventilation device includes air inlet mechanism, air draft mechanism, and air draft mechanism includes the air draft sound attenuator being arranged in removing shaft, the exhaust duct that is arranged between the cooling water tank and air draft sound attenuator of generating set；It is provided with hose adapter between exhaust duct and the air outlet of cooling water tank；Air draft sound attenuator is plugged in multiple abatvoixs on fixed frame by fixed frame and side by side and forms, and abatvoix includes the shell being made of metallic sieve, the sound absorbing layer that is arranged in shell and the dirt-proof boot for being wrapped in hull outside.The noise of the utility model generating set carries out noise reduction by entering the wind sound attenuator and air draft sound attenuator, improves the performance of generating set sound insulation and noise reduction；Dirt-proof boot on abatvoix can stop and cross the dust in air filtering, improve the air quality of discharge, while can quickly remove and be cleaned so that the sound absorption qualities of sound absorbing layer can keep stable.
Description
Technical field
The utility model is related to generator sound-deadening and noise-reducing field, more particularly to the ventilating noise reduction system of a kind of diesel generating set
System.
Background technology
It at present since electricity demand increases, can not usually be adapted in power supply, diesel generating set is widely used in harbour, work
Emergent or conventional supply of electric power is provided in factory, enterprise, hotel, residential block, mine, tunnel to the user, in order to ensure generator
That organizes is safe to use, and generating set computer room is arranged in a manner of independent computer room.Since generating set power is larger, the vibrations of generation
Also larger with noise, pervious computer room is only simply made with iron plate or plank or cement concrete, and masking wind can only be played
The effect of rain can not completely cut off or weaken generated vibrations and noise when generating set work.Generating set is when running
The noise sent out is very big, and noise can also pass through the logical of diesel generating set other than the exhaust gas outflow with generator discharge
Wind system spreads out of computer room, under the social status quo of noise pollution getting worse, it is necessary to the ventilating system of diesel generating set into
Row noise reduction designs.
Utility model content
The technical issues of the utility model solves be for the above-mentioned prior art present in defect, a kind of diesel oil hair is provided
The ventilating noise reduction system of motor group, to solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution that the utility model is taken is as follows:A kind of diesel generating set leads to
Wind silene system, including sound insulation computer room, generating set and ventilation device, the ventilation device include the downcast with sound insulation computer room
The air inlet mechanism of connection, the air draft mechanism being connect with sound insulation computer room removing shaft, the air inlet mechanism and air draft mechanism are oppositely arranged
In the both sides of generating set；The cooling water tank of the air draft mechanism and generating set connects, and the air draft mechanism includes that setting exists
Air draft sound attenuator in removing shaft, the exhaust duct being arranged between the cooling water tank and air draft sound attenuator of generating set；The row
It is provided with hose adapter between air hose and the air outlet of cooling water tank；The air draft sound attenuator is plugged in solid by fixed frame and side by side
Determine multiple abatvoixs composition on frame, the abatvoix is arranged along the air draft direction of vertical exhaust duct；The abatvoix include by
The shell of metallic sieve composition, the sound absorbing layer being arranged in shell and the dirt-proof boot for being wrapped in hull outside.
It is expanded on further as to above-mentioned technical proposal：
In the above-mentioned technical solutions, the air inlet mechanism includes the air inlet sound attenuator being arranged in downcast, the sound insulation
Computer room opens the air inlet for being formed with and leading to air inlet sound attenuator, and the air inlet is provided with the air feed shutter window for adjusting intake；It is described
The supporting rack that air inlet sound attenuator includes multiple acoustical panels and is fixed on multiple acoustical panels side by side in downcast, the acoustical panel
It is parallel to the air inlet direction setting of air inlet.
In the above-mentioned technical solutions, the sound insulation computer room opens the exhaust outlet for being formed with and leading to air draft sound attenuator, the exhaust duct
It is fixed at exhaust outlet；The exhaust duct is in quadrangular frustum pyramid shaped, and orifice area of the exhaust duct close to one end of exhaust outlet is more than
Orifice area close to cooling water tank air outlet one end.
In the above-mentioned technical solutions, it is provided with angle steel flange between the exhaust duct and hose adapter, the one of the hose adapter
End cap is located at one end of angle steel flange；Be provided with fixation kit between the angle steel flange and hose adapter, the fixation kit by
Blind rivet and press strip composition, the press strip are set on the outside of hose adapter, and the both ends of the blind rivet are solid with angle steel flange, press strip respectively
It connects, the hose adapter is fixed on by blind rivet between press strip and angle steel flange.
In the above-mentioned technical solutions, the hose adapter is canvas duct or deadening felt pipe.
In the above-mentioned technical solutions, the sound absorbing layer is fireproof glass sound-absorbing cotton layer.
In the above-mentioned technical solutions, the dirt-proof boot is glass fibre cloth set.
Compared with prior art, the beneficial effects of the utility model are：The noise of the utility model generating set passes through
It enters the wind sound attenuator and air draft sound attenuator carries out noise reduction, avoid noise from being passed from downcast and removing shaft, improve generator
The performance of the sound insulation and noise reduction of group；Dirt-proof boot on abatvoix can stop the dust in air so that be arranged by air draft sound attenuator
Dust granules content in the air gone out reduces, and improves the air quality of discharge；Each abatvoix is individually cased with dirt-proof boot, makes
After a period of time, dirt-proof boot can be removed quickly and be cleaned, and improved the efficiency of cleaning maintenance, ensured the clear of sound absorbing layer
It is clean so that the sound absorption qualities of sound absorbing layer can keep stable, while ensure that exhaust air rate will not reduce；It is sewed by deadening felt soft
It takes over and absorbs a part of noise, further increase the performance of sound insulation and noise reduction.
Description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is air draft mechanism part-structure schematic diagram；
Fig. 3 is the structural schematic diagram for entering the wind sound attenuator or air draft sound attenuator；
Fig. 4 is acoustic board structure schematic diagram.
In figure：1, generating set；11, cooling water tank；2, sound insulation computer room；21, downcast；22, air feed shutter window；23, into
Air port；24, removing shaft；25, exhaust outlet；3, sound attenuator is entered the wind；4, air draft sound attenuator；41, fixed frame；42, abatvoix；421, it inhales
Sound-absorbing layer；422, shell；423, dirt-proof boot；5, exhaust duct；6, hose adapter；7, angle steel flange；81, press strip；82, blind rivet.
Specific implementation mode
1 the utility model is described in further detail to attached drawing 4 below in conjunction with the accompanying drawings.
The embodiment described by reference to attached drawing is exemplary, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
It is described convenient for description the application and simplifying, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；Can be machinery
Connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two elements
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features
Cross the other characterisation contact between them.And fisrt feature second feature " on ", " top " and " above " include the
One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special
Sign second feature " under ", " lower section " and " below " include fisrt feature right over second feature and oblique upper, or only
Indicate that fisrt feature level height is less than second feature.
As shown in Figs 1-4, the ventilating noise reduction system of a kind of diesel generating set, including sound insulation computer room 2,1 and of generating set
Ventilation device, ventilation device include the air inlet mechanism being connect with the downcast of sound insulation computer room 2 21 and 2 removing shaft 24 of sound insulation computer room
The air draft mechanism of connection, air inlet mechanism and air draft mechanism are oppositely arranged on the both sides of generating set 1；Air draft mechanism and generating set
1 cooling water tank 11 connects, and air draft mechanism includes the air draft sound attenuator 4 being arranged in removing shaft 24, is arranged in generating set 1
Exhaust duct 5 between cooling water tank 11 and air draft sound attenuator 4；It is provided between exhaust duct 5 and the air outlet of cooling water tank 11 soft
Take over 6；Air draft sound attenuator 4 is made of fixed frame 41 and the multiple abatvoixs 42 being plugged in side by side on fixed frame 41, abatvoix
42 along vertical exhaust duct 5 air draft direction be arranged；Abatvoix 42 includes the shell 422 being made of metallic sieve, is arranged in shell
Sound absorbing layer 421 in 422 and the dirt-proof boot 423 for being wrapped in 422 outside of shell.
As shown in Figure 3-4, air inlet mechanism includes the air inlet sound attenuator 3 being arranged in downcast 21, and sound insulation computer room 2, which is opened, to be formed with
Lead to the air inlet 23 of air inlet sound attenuator 3, air inlet 23 is provided with the air feed shutter window 22 for adjusting intake；Enter the wind sound attenuator 3
It is fixed on the supporting rack in downcast 21 side by side including multiple acoustical panels and by multiple acoustical panels, acoustical panel is parallel to air inlet
23 air inlet direction setting.Wherein, the structure of acoustical panel is identical with the structure of abatvoix 42
Sound insulation computer room 2, which is opened, is formed with the exhaust outlet 25 for leading to air draft sound attenuator 4, and exhaust duct 5 is fixed at exhaust outlet 25；Air draft
Pipe 5 is in quadrangular frustum pyramid shaped, and orifice area of the exhaust duct 5 close to one end of exhaust outlet 25 is more than close to 11 air outlet one end of cooling water tank
Orifice area.
As shown in Fig. 2, being provided with angle steel flange 7 between exhaust duct 5 and hose adapter 6, one end of hose adapter 6 is set in angle steel
One end of flange 7；Fixation kit is provided between angle steel flange 7 and hose adapter 6, fixation kit is by 81 groups of blind rivet 82 and press strip
At press strip 81 is set in 6 outside of hose adapter, and the both ends of blind rivet 82 are affixed with angle steel flange 7, press strip 81 respectively, and hose adapter 6 passes through
Blind rivet 82 is fixed between press strip 81 and angle steel flange 7.The vibrations of generating set 1 are avoided to be transmitted to sound insulation machine by hose adapter 6
On the wall in room 2, ensure that the hose adapter frequently shaken 6 can consolidate is connected to air draft by fixation kit and angle steel flange 7
One end of pipe 5.
Hose adapter 6 is the hose adapter 6 of deadening felt sewing.Sound absorbing layer 421 is fireproof glass sound-absorbing cotton layer.Dirt-proof boot 423
For glass fibre cloth set.
The noise of generating set 1 carries out noise reduction by entering the wind sound attenuator 3 and air draft sound attenuator 4, avoids noise from downcast
21 and removing shaft 24 in pass, improve generating set 1 sound insulation and noise reduction；Dirt-proof boot 423 on abatvoix 42 can stop
Dust in air so that the dust granules content in the air being discharged by air draft sound attenuator 4 reduces, and improves the air of discharge
Quality；Each abatvoix 42 is individually cased with dirt-proof boot 423, in use for some time, can quickly remove dirt-proof boot 423
It is cleaned, improves the efficiency of cleaning maintenance, ensure the cleaning of sound absorbing layer 421 so that the sound absorption qualities of sound absorbing layer 421 can protect
It is fixed to keep steady, while ensureing that exhaust air rate will not reduce；The hose adapter 6 sewed by deadening felt absorbs a part of noise, improves sound insulation
The performance of noise reduction.
Do not limit the technical scope of the present invention above, it is all according to the utility model technical spirit to
On embodiment made by any modification, equivalent variations and modification, in the range of still falling within the technical solution of the utility model.
Claims (7)
1. a kind of ventilating noise reduction system of diesel generating set, including sound insulation computer room, generating set and ventilation device, feature exist
In:The row that the ventilation device includes the air inlet mechanism being connect with the downcast of sound insulation computer room, is connect with sound insulation computer room removing shaft
Wind mechanism, the air inlet mechanism and air draft mechanism are oppositely arranged on the both sides of generating set；The air draft mechanism and generating set
Cooling water tank connection, the air draft mechanism includes the air draft sound attenuator being arranged in removing shaft, dissipating in generating set is arranged
Exhaust duct between boiler and air draft sound attenuator；It is provided with hose adapter between the exhaust duct and the air outlet of cooling water tank；
The air draft sound attenuator is plugged in multiple abatvoixs on fixed frame by fixed frame and side by side and forms, and the abatvoix is along vertical
The air draft direction of exhaust duct is arranged；The sound absorbing layer that the abatvoix includes the shell being made of metallic sieve, is arranged in shell
And it is wrapped in the dirt-proof boot of hull outside.
2. a kind of ventilating noise reduction system of diesel generating set according to claim 1, it is characterised in that, the air inlet fan
Structure includes the air inlet sound attenuator being arranged in downcast, and the sound insulation computer room opens the air inlet for being formed with and leading to air inlet sound attenuator, institute
It states air inlet and is provided with the air feed shutter window for adjusting intake；The air inlet sound attenuator includes multiple acoustical panels and disappears multiple
Soundboard is fixed on the supporting rack in downcast side by side, and the acoustical panel is parallel to the air inlet direction setting of air inlet.
3. a kind of ventilating noise reduction system of diesel generating set according to claim 1, it is characterised in that, the sound insulation machine
The exhaust outlet for being formed with and leading to air draft sound attenuator is opened in room, and the exhaust duct is fixed at exhaust outlet；The exhaust duct is in quadrangular frustum pyramid shaped,
Orifice area of the exhaust duct close to one end of exhaust outlet is more than the orifice area close to cooling water tank air outlet one end.
4. a kind of ventilating noise reduction system of diesel generating set according to claim 3, it is characterised in that, the exhaust duct
Angle steel flange is provided between hose adapter, one end of the hose adapter is set in one end of angle steel flange；The angle steel flange
Fixation kit is provided between hose adapter, the fixation kit is made of blind rivet and press strip, and the press strip is set in hose adapter
The both ends in outside, the blind rivet are affixed with angle steel flange, press strip respectively, and the hose adapter is fixed on press strip and angle steel by blind rivet
Between flange.
5. a kind of ventilating noise reduction system of diesel generating set according to claim 4, it is characterised in that, the hose adapter
For canvas duct or deadening felt pipe.
6. a kind of ventilating noise reduction system of diesel generating set according to claim 1, it is characterised in that, the sound absorbing layer
For fireproof glass sound-absorbing cotton layer.
7. a kind of ventilating noise reduction system of diesel generating set according to claim 1, it is characterised in that, the dirt-proof boot
For glass fibre cloth set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474500.2U CN208024464U (en) | 2018-04-04 | 2018-04-04 | A kind of ventilating noise reduction system of diesel generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474500.2U CN208024464U (en) | 2018-04-04 | 2018-04-04 | A kind of ventilating noise reduction system of diesel generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208024464U true CN208024464U (en) | 2018-10-30 |
Family
ID=63910089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820474500.2U Expired - Fee Related CN208024464U (en) | 2018-04-04 | 2018-04-04 | A kind of ventilating noise reduction system of diesel generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208024464U (en) |
-
2018
- 2018-04-04 CN CN201820474500.2U patent/CN208024464U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20210404 |