CN204436211U - Sound-deadening louver peculiar to vessel - Google Patents
Sound-deadening louver peculiar to vessel Download PDFInfo
- Publication number
- CN204436211U CN204436211U CN201520001772.7U CN201520001772U CN204436211U CN 204436211 U CN204436211 U CN 204436211U CN 201520001772 U CN201520001772 U CN 201520001772U CN 204436211 U CN204436211 U CN 204436211U
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- China
- Prior art keywords
- sound
- peculiar
- vessel
- fixed head
- housing
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- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims abstract description 9
- 208000002925 dental caries Diseases 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 40
- 238000009423 ventilation Methods 0.000 abstract description 26
- 238000010276 construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The utility model relates to a kind of sound-deadening louver peculiar to vessel, it comprises blinds forms and a noise reduction section be connected with blinds forms, described noise reduction section comprises a housing and multiple bloop be arranged at intervals in housing, described bloop comprises fixed head, quieter material and two outside plates, described fixed head is fixed on described housing, two outside plates lay respectively at the left and right sides of described fixed head, and form two cavitys with described fixed head, and described quieter material is filled in each cavity.The utility model by arranging noise reduction section on blinds forms, reduces ventilation fan and spreads out of the noise that Ventilator Room ventilation opening goes out, make the working environment on ship meet the requirement of platform construction specification.
Description
Technical field
The utility model relates to shutter field, particularly relates to a kind of sound-deadening louver peculiar to vessel.
Background technology
As everyone knows, Norway is the very flourishing and exigent country of shipbuilding industry, and it is also extremely paid close attention to the comfort level of crewman's life, is therefore provided with special specification strictly to limit the noise in relevant place.Given this, the ventilation of the ocean engineering platform in the Norway North Sea or drill ship etc. is imported and exported and is all needed to take corresponding noise reduction measure.
Common way respectively adds a noise damper 200 in the inlet and outlet both sides of ventilation fan 100, as shown in Figure 1.The place considered is by the restriction of ventilation fan 100 setting height(from bottom), the installation form in Fig. 1 cannot be adopted completely, and need to adopt the Ventilator Room 300 with silencing insulation function, as shown in Figure 2, the ventilation of this Ventilator Room 300 is then the common shutter 400 relying on its ventilation opening 301 place to arrange.But the decrease of noise functions of common shutter 400 is very weak, and sound wave does not take the noise reduction measure of being correlated with in the process through common shutter 400 yet.Therefore, overall test gets off, and the noise that ventilation fan 100 spreads out of Ventilator Room 300 ventilation opening 301 place by common shutter 400 often can not meet the requirement of Norway's related specifications to working environment.
Utility model content
The utility model is to provide a kind of sound-deadening louver peculiar to vessel, and the noise spreading out of Ventilator Room ventilation opening place for solving ventilation fan in prior art does not meet the problem of specification.
In order to solve the problems of the technologies described above, the utility model proposes a kind of sound-deadening louver peculiar to vessel, it comprises blinds forms and a noise reduction section be connected with blinds forms, described noise reduction section comprises a housing and multiple bloop be arranged at intervals in housing, described bloop comprises fixed head, quieter material and two outside plates, described fixed head is fixed on described housing, two outside plates lay respectively at the left and right sides of described fixed head, and forming two cavitys with described fixed head, described quieter material is filled in each cavity.
Further, the cross section of described cavity is trapezoidal, and described outside plate is as described trapezoidal upper base, and described fixed head is as described trapezoidal going to the bottom, and described trapezoidal angular region of going to the bottom is 25 degree of-45 degree.
Further, described outside plate is porous plate, and the aperture of described porous plate is 5-10 millimeter, and the distance of center circle between holes adjacent on it is 8-15 millimeter.
Further, the thickness of described fixed head and outside plate is 0.7-1.5 millimeter.
Further, the thickness of described bloop is 80-120 millimeter.
Further, the distance between two adjacent bloops is 80-120 millimeter.
Further, described housing is the galvanized sheet of 2-5 millimeters thick, and described bloop is that vertical stateful connection is in described housing.
Further, described blinds forms comprise a window frame, multiple louvre blade, a transmission component and multiple black box, each black box is arranged at intervals in described window frame, described louvre blade to be fixed in described window frame and between two adjacent black boies, described transmission component is connected with described louvre blade, in order to control the unlatching of described louvre blade and to close.
Further, described transmission component comprises one handle, one worm screw, one worm gear, one power transmission shaft, two transmission arm-ties and multiple connecting rod, described handle is arranged on the bottom of described window frame, the two ends of described worm screw are connected to described handle and described worm gear, described worm gear set is located on horizontally disposed power transmission shaft, and have a space therebetween and make to relatively rotate, two transmission arm-ties are separately positioned on the left and right sides of described window frame and are vertically connected at the two ends of described power transmission shaft, each transmission arm-tie is all arranged at intervals with multiple connecting rod, the two ends of described connecting rod are connected to described transmission arm-tie and described louvre blade, by rotating described handle, described worm screw, worm gear, power transmission shaft, transmission arm-tie and connecting rod being linked successively, drives the described louvre blade be connected with described connecting rod, to realize the unlatching of described louvre blade and to close.
Compared with prior art, sound-deadening louver peculiar to vessel of the present utility model, there is following beneficial effect: by arranging noise reduction section on blinds forms, reducing ventilation fan and spreading out of the noise that Ventilator Room ventilation opening goes out, making the working environment on ship meet the requirement of platform construction specification.
Accompanying drawing explanation
Fig. 1 is ventilation fan noise reduction schematic diagram in prior art.
Fig. 2 is ventilation fan noise reduction schematic diagram in prior art.
Fig. 3 is the utility model ventilation fan noise reduction schematic diagram.
Fig. 4 is the shaft side figure of sound-deadening louver peculiar to vessel of the present utility model.
Fig. 5 is the schematic top plan view of the noise reduction section of sound-deadening louver peculiar to vessel of the present utility model.
Fig. 6 is the front view of the blinds forms of sound-deadening louver peculiar to vessel of the present utility model.
Fig. 7 is the close-up schematic view of the transmission component of sound-deadening louver peculiar to vessel of the present utility model.
Wherein, description of reference numerals is as follows:
100, ventilation fan; 200, noise damper; 300, Ventilator Room; 301, ventilation opening; 400, common shutter; 500, sound-deadening louver peculiar to vessel; 1, blinds forms; 11, window frame; 111, flange hole; 12, louvre blade; 13, transmission component; 131, handle; 132, worm screw; 133, worm gear; 134, power transmission shaft; 135, transmission arm-tie; 136, connecting rod; 14, black box; 141, seal groove; 142, weather strip; 15, gauze wire cloth; 2, noise reduction section; 21, housing; 22, bloop; 221, fixed head; 222, outside plate; 223, cavity.
Detailed description of the invention
Below with reference to accompanying drawing, elaboration is further given to the utility model.
Refer to Fig. 4-7, the one that the utility model provides sound-deadening louver 500 peculiar to vessel, it is bolted to connection on the bulkhead at ventilation opening 301 place of Ventilator Room 300, and it comprises blinds forms 1 and the noise reduction section 2 be connected with blinds forms 1.
Blinds forms 1 comprise a window frame 11, multiple louvre blade 12, transmission component 13 and multiple black box 14.Each black box 14 is arranged at intervals in window frame 11, and louvre blade 12 is fixed in window frame 11 and between two adjacent black boies 14, transmission component 13 is connected with louvre blade 12, in order to control the unlatching of louvre blade 12 and to close.
Window frame 11 is arranged on the surrounding of louvre blade 12, is provided with flange hole 111, to be fixed together by bolt and noise reduction section 2.Also be provided with a gauze wire cloth 15 in the front of window frame 11, entering of bird worm can be prevented.
Transmission component 13 comprises one handle 131, one worm screw 132, one worm gear 133, one power transmission shaft 134, two transmission arm-ties 135 and multiple connecting rod 136, handle 131 is arranged on the bottom of window frame 11, the two ends of worm screw 132 are connected to handle 131 and worm gear 133, worm gear 133 is set on horizontally disposed power transmission shaft 134, and have a space therebetween and make to relatively rotate, two transmission arm-ties 135 are separately positioned on the left and right sides of window frame 11 and are vertically connected at the two ends of power transmission shaft 134, each transmission arm-tie 135 is all arranged at intervals with multiple connecting rod 136, the two ends of connecting rod 136 are connected to transmission arm-tie 135 and louvre blade 12.By rotary handle 131, worm screw 132, worm gear 133, power transmission shaft 134, transmission arm-tie 135 and connecting rod 136 are linked successively, drive the louvre blade 12 be connected with connecting rod 136, to realize the unlatching of louvre blade 12 and to close, thus as the switch of sound-deadening louver 500 peculiar to vessel, make it meet weathertight requirement.
Black box 14 comprises seal groove 141 and weather strip 142, and seal groove 141 is arranged on the front of window frame 11, and weather strip 142 is arranged in sealing groove 141, to meet weathertight requirement.Between window frame 11 surrounding and weather strip 142, a gasket seal (not shown) can also be set up, thus meet weathertight requirement further.
Noise reduction section 2 comprises a housing 21 and multiple bloop 22 be arranged at intervals in housing 21, bloop 22 comprises fixed head 221, quieter material and two outside plates 222, fixed head 221 is fixed on housing 21, two outside plates 222 lay respectively at the left and right sides of fixed head 221, and forming two cavitys 223 with fixed head 221, quieter material is then filled in each cavity 223.
Housing 21 is the galvanized sheet of 2-5 millimeters thick, also can adopt stainless steel.In housing 21, bloop 22 is embedded in this housing 21 in vertical state riveted joint; In the surrounding of housing 21, be also provided with flange hole, housing 21 can be fixed together by bolt and blinds forms 1.
The cross section of the cavity 223 of bloop 22 is trapezoidal, and outside plate 222 is as this trapezoidal upper base, and fixed head 221 is as this trapezoidal going to the bottom, and angular region that what this was trapezoidal go to the bottom is 25 degree of-45 degree.Preferably, the quieter material filled up in this cavity 223 is rock wool.By arranging the bloop 22 of this kind of structure in ventilation system, can be good at guiding air-flow, reducing the resistance of air when bloop 22.
Distance between two adjacent bloops 22 is 80-120 millimeter, the thickness of bloop 22 is 80-120 millimeter, and the thickness of cavity 223 is 40-60 millimeter, fixed head 221 is 0.7-1.5 millimeter with the thickness of outside plate 222, and outside plate 222 is porous plate, the aperture of porous plate is 5-10 millimeter, and the distance of center circle between holes adjacent on it is 8-15 millimeter.By arranging the bloop 22 of this kind of structure in ventilation system, make air when through bloop 22, sound wave by well bounce-back and absorption, thus can reach good sound-absorbing effect.
Return hospitality and consult Fig. 3, ventilation fan 100 with the addition of noise damper 200 in air intake side, adopts the Ventilator Room 300 with silencing insulation function simultaneously, ventilation opening 301 place of Ventilator Room 300 is provided with sound-deadening louver peculiar to vessel 500 of the present utility model.Can produce the noise of 92dB when working for ventilation fan 100, as shown in the table, when octave is 500Hz-2KHz, erasure effect is the most remarkable, can cut down 27dB-33dB noise.
Table 1
| Octave [Hz] | 63 | 125 | 250 | 500 | 1K | 2K | 4K | 8K |
| Noise reduction [dB] | 4 | 11 | 18 | 27 | 33 | 32 | 18 | 12 |
In sum, one of the present utility model sound-deadening louver peculiar to vessel by arranging noise reduction section on blinds forms, reduces ventilation fan and spreads out of the noise that Ventilator Room ventilation opening goes out, make the working environment on ship meet the requirement of platform construction specification.
Foregoing; be only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skill in the art are according to central scope of the present utility model and spirit; can carry out corresponding flexible or amendment very easily, therefore protection domain of the present utility model should be as the criterion with the protection domain required by claims.
Claims (9)
1. a sound-deadening louver peculiar to vessel, comprise blinds forms, it is characterized in that, also comprise a noise reduction section be connected with blinds forms, described noise reduction section comprises a housing and multiple bloop be arranged at intervals in housing, and described bloop comprises fixed head, quieter material and two outside plates, described fixed head is fixed on described housing, two outside plates lay respectively at the left and right sides of described fixed head, and form two cavitys with described fixed head, and described quieter material is filled in each cavity.
2. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, the cross section of described cavity is trapezoidal, and described outside plate is as described trapezoidal upper base, and described fixed head is as described trapezoidal going to the bottom, and described trapezoidal angular region of going to the bottom is 25 degree of-45 degree.
3. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, described outside plate is porous plate, and the aperture of described porous plate is 5-10 millimeter, and the distance of center circle between holes adjacent on it is 8-15 millimeter.
4. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, the thickness of described fixed head and outside plate is 0.7-1.5 millimeter.
5. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, the thickness of described bloop is 80-120 millimeter.
6. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, the distance between two adjacent bloops is 80-120 millimeter.
7. sound-deadening louver peculiar to vessel as claimed in claim 1, is characterized in that, described housing is the galvanized sheet of 2-5 millimeters thick, and described bloop is that vertical stateful connection is in described housing.
8. the sound-deadening louver peculiar to vessel as described in as arbitrary in claim 1-7, it is characterized in that, described blinds forms comprise a window frame, multiple louvre blade, a transmission component and multiple black box, each black box is arranged at intervals in described window frame, described louvre blade to be fixed in described window frame and between two adjacent black boies, described transmission component is connected with described louvre blade, in order to control the unlatching of described louvre blade and to close.
9. sound-deadening louver peculiar to vessel as claimed in claim 8, it is characterized in that, described transmission component comprises one handle, one worm screw, one worm gear, one power transmission shaft, two transmission arm-ties and multiple connecting rod, described handle is arranged on the bottom of described window frame, the two ends of described worm screw are connected to described handle and described worm gear, described worm gear set is located on horizontally disposed power transmission shaft, and have a space therebetween and make to relatively rotate, two transmission arm-ties are separately positioned on the left and right sides of described window frame and are vertically connected at the two ends of described power transmission shaft, each transmission arm-tie is all arranged at intervals with multiple connecting rod, the two ends of described connecting rod are connected to described transmission arm-tie and described louvre blade, by rotating described handle, described worm screw, worm gear, power transmission shaft, transmission arm-tie and connecting rod being linked successively, drives the described louvre blade be connected with described connecting rod, to realize the unlatching of described louvre blade and to close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001772.7U CN204436211U (en) | 2015-01-04 | 2015-01-04 | Sound-deadening louver peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520001772.7U CN204436211U (en) | 2015-01-04 | 2015-01-04 | Sound-deadening louver peculiar to vessel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436211U true CN204436211U (en) | 2015-07-01 |
Family
ID=53604090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520001772.7U Expired - Fee Related CN204436211U (en) | 2015-01-04 | 2015-01-04 | Sound-deadening louver peculiar to vessel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163439A (en) * | 2018-10-28 | 2019-01-08 | 扬州新扬通风设备有限公司 | A kind of Ventilated seat with silencing apparatus |
-
2015
- 2015-01-04 CN CN201520001772.7U patent/CN204436211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163439A (en) * | 2018-10-28 | 2019-01-08 | 扬州新扬通风设备有限公司 | A kind of Ventilated seat with silencing apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150701 Termination date: 20210104 |