CN106402565A - Sound absorption flow guide body - Google Patents
Sound absorption flow guide body Download PDFInfo
- Publication number
- CN106402565A CN106402565A CN201611002733.4A CN201611002733A CN106402565A CN 106402565 A CN106402565 A CN 106402565A CN 201611002733 A CN201611002733 A CN 201611002733A CN 106402565 A CN106402565 A CN 106402565A
- Authority
- CN
- China
- Prior art keywords
- sound absorption
- framework
- arc
- guide vane
- erecting device
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/027—Throttle passages
- F16L55/02754—Throttle passages using a central core throttling the passage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0336—Noise absorbers by means of sound-absorbing materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention discloses a sound absorption flow guide body. The sound absorption flow guide body comprises a frame and flow guide blades; the frame is filled with sound absorption cotton, and the exterior is provided with one or more installation devices; the number of the flow guide blades is matched with that of installation devices, and the flow guide blades are fixed to the exterior of the frame through the installation devices; and the flow guide blades are also filled with sound absorption cotton. The frame convenient to disassemble is formed by a ring and an arc-shaped plate, the six flow guide blades are annularly arranged on the frame, the relatively-excellent flow guide effect is achieved, and installation is convenient; and the frame and the flow guide blades are filled with the sound absorption cotton, so that the excellent sound absorption effect is achieved.
Description
Technical field
The invention belongs to sound absorbing ventilation pipeline field, especially relate to a kind of sound absorption baffle.
Background technology
Although the baffle installed in the ventilation shaft commonly using at present can realize cross-ventilation, the purpose of ventilation,
But the noise that extraneous sound and rotation itself can be produced during baffle rotation is passed to interior, and is unable to reach the mesh of sound insulation
's；In addition, existing baffle water conservancy diversion effect is bad；Therefore, how to manufacture one kind and there is excellent water conservancy diversion effect and sound absorption
The baffle of effect becomes problem demanding prompt solution in industry.
Content of the invention
For deficiency of the prior art, the present invention provides a kind of sound absorption baffle.
A kind of sound absorption baffle, including：
One framework, the inside of this framework is filled with acoustical cotton, and outside is provided with one or more erecting devices；
The guide vane that number is mated with described erecting device, described guide vane is fixed on described frame by erecting device
Outside frame；Also it is filled with acoustical cotton inside described guide vane.
Preferably, described framework includes the coaxial annulus of two settings that keep at a certain distance away；All equidistant ring on each annulus
It is provided with six U-shaped card slots；One of draw-in groove on each annulus cooperates and realizes fixation to described erecting device.
Preferably, described framework is further fixed on the length arc consistent with erecting device；The number of described arc
For six, closely it is disposed therein respectively between adjacent two erecting device；Described arc has bent with annulus identical
Rate radius.
Preferably, described erecting device is a mounting groove；Its number is six；This mounting groove is side, bottom surface closing and
The cuboid opening above.
Preferably, described mounting groove internal side wall is provided with multigroup fixed block relatively, and each fixed block is equipped with screw.
Preferably, the number of described guide vane is six, and it includes two panels being oppositely arranged in parallel, described panel
Top and side be all tightly connected by an arc shrouding；The junction of two described arc shroudings is provided with one and can be simultaneously connected with
The circular arc elbow of one of arc shrouding one end；The lower section of described panel is provided with a boss, is arranged with a side in described boss
Pipe；Described boss is made up of the U-shaped plate that the L-type plate below each panel and upper end connect two L-type plates, described
Square tube is fixed in described U-shaped plate；Realize described guide vane by being placed in described boss in described erecting device in described
Fixation outside framework.
Preferably, the outside of wherein two neighboring guide vane is equipped with three legs.
Preferably, the two ends of described framework are separately installed with an oval hemisphere.
Beneficial effect：The present invention passes through annulus, arc constitutes an easy-to-dismount framework, and annular setting on framework
There are six guide vanes, realize more excellent water conservancy diversion effect, and easy for installation；By by lower portion and guide vane
Acoustical cotton is filled in portion, realizes excellent acoustically effective.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, will make to required in embodiment description below
Accompanying drawing is briefly described.
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the overall structure diagram of middle frame of the present invention；
Fig. 3 is the structural representation after removing arc in Fig. 2；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is the front view of annulus；
Fig. 6 is the structural representation of guide vane；
Fig. 7 is the side view of Fig. 6；
Fig. 8 is the enlarged drawing of part A in Fig. 7.
In figure numeral represents：
1st, framework 11, mounting groove 12, arc 111, fixed block 112, screw
2nd, acoustical cotton
3rd, guide vane 31, panel 32, arc shrouding 33, circular arc elbow 34, square tube
35th, L-type plate 36, U-shaped plate
4th, annulus 41, draw-in groove
5th, leg 6, oval hemisphere.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes.
Shown in Fig. 1, Fig. 2, Fig. 4 and Fig. 7, a kind of sound absorption baffle, including a framework 1, the inside of this framework 1 is filled with suction
Sound cotton 2, outer annular is equidistantly provided with six erecting devices；An erecting device actually mounting groove 11, its number is six；This installation
The cuboid that groove 11 is side, bottom surface is closed and opened above；It is additionally provided with six guide vanes 3, described guide vane 3 passes through peace
Tankage 11 is fixed on outside described framework 1；Also it is filled with acoustical cotton 2 inside described guide vane 3.Also fixing on described framework 1
There is the length arc consistent with mounting groove 11 12；The number of described arc 12 is six, is closely disposed therein phase respectively
Between two adjacent mounting grooves 11；Described arc 12 has and annulus 4 identical radius of curvature.
Shown in Fig. 3 and Fig. 5, described framework 1 includes the coaxial annulus 4 of two settings that keep at a certain distance away；On each annulus 4
All equidistantly it is equipped with six U-shaped card slots 41；
Draw-in groove 41 as shown in figure 4, the one of draw-in groove 41 on each annulus 4 cooperate realization to described mounting groove 11
Fixation.
Described mounting groove 11 internal side wall is provided with multigroup fixed block 111 relatively, and every piece of fixed block 111 is equipped with screw
112.
Shown in Fig. 6, the number of described guide vane 3 is six, and it includes two panels being oppositely arranged in parallel 31, described
The top of panel 31 and side are all tightly connected by an arc shrouding 32；The junction of two described arc shroudings 32 is provided with an energy
Enough it is simultaneously connected with the circular arc elbow 33 of one of arc shrouding 32 one end；The lower section of described panel 31 is provided with a boss, described
It is arranged with a square tube 34 in boss；
Shown in Fig. 7 and Fig. 8, described boss connects two by the L-type plate 35 located at each panel 31 lower section and upper end
The U-shaped plate 36 of individual L-type plate 35 forms, and described square tube 34 is fixed in described U-shaped plate 36；By described boss is placed in described peace
Fixation outside in described framework 1 for the described guide vane 3 is realized in tankage 11.
For the ease of placing sound absorption baffle proposed by the present invention, the outside of wherein two neighboring guide vane 3 is equipped with
Three legs 5.
In order to install sound absorption baffle of the present invention, the two ends of framework 1 are separately installed with an oval hemisphere 6.
The present invention passes through annulus 4, arc 12 constitutes an easy-to-dismount framework 1, and annular is provided with six on framework 1
Individual guide vane 3, realizes more excellent water conservancy diversion effect, and easy for installation；By by framework 1 inside and guide vane 3
Acoustical cotton 2 is filled in portion, realizes excellent acoustically effective.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, herein
Defined General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.
Claims (8)
1. a kind of sound absorption baffle is it is characterised in that include：
One framework, the inside of this framework is filled with acoustical cotton, and outside is provided with one or more erecting devices；
Also include the guide vane that number is mated with described erecting device, described guide vane is fixed on described by erecting device
Outside framework；Also it is filled with acoustical cotton inside described guide vane.
2. sound absorption baffle according to claim 1 is it is characterised in that described framework includes two keeps at a certain distance away and set
The coaxial annulus put；Six U-shaped card slots are all equidistantly equipped with each annulus；One of draw-in groove phase interworking on each annulus
Close the fixation realized to described erecting device.
3. sound absorption baffle according to claim 2 is it is characterised in that being further fixed on length and installing dress on described framework
Put consistent arc；The number of described arc be six, be closely disposed therein respectively adjacent two erecting device it
Between；Described arc has and annulus identical radius of curvature.
4. according to the arbitrarily described sound absorption baffle of claim 1,2 or 3 it is characterised in that described erecting device is an installation
Groove；Its number is six；The cuboid that this mounting groove is side, bottom surface is closed and opened above.
5. sound absorption baffle according to claim 4 is it is characterised in that described mounting groove internal side wall is multigroup with respect to being provided with
Fixed block, each fixed block is equipped with screw.
6. it is characterised in that the number of described guide vane is six, it wraps sound absorption baffle according to claim 1
Include two panels being oppositely arranged in parallel, the top of described panel and side are all tightly connected by an arc shrouding；Described in two
The junction of arc shrouding is provided with a circular arc elbow that can be simultaneously connected with one of arc shrouding one end；Under described panel
Side is provided with a boss, is arranged with a square tube in described boss；Described boss by located at the L-type plate below each panel and on
End connects the U-shaped plate composition of two L-type plates, and described square tube is fixed in described U-shaped plate；Described by being placed in described boss
Fixation outside in described framework for the described guide vane is realized in erecting device.
7. the sound absorption baffle according to claim 1 or 6 is it is characterised in that the outside of wherein two neighboring guide vane
It is equipped with three legs.
8. sound absorption baffle according to claim 1 is it is characterised in that the two ends of described framework are separately installed with an ellipse
Hemisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002733.4A CN106402565B (en) | 2016-11-08 | 2016-11-08 | Absorb sound baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002733.4A CN106402565B (en) | 2016-11-08 | 2016-11-08 | Absorb sound baffle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106402565A true CN106402565A (en) | 2017-02-15 |
| CN106402565B CN106402565B (en) | 2018-12-14 |
Family
ID=59230407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611002733.4A Active CN106402565B (en) | 2016-11-08 | 2016-11-08 | Absorb sound baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106402565B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005962A (en) * | 2017-11-15 | 2018-05-08 | 浙江理工大学 | A kind of noise reduction rear guide vane for propeller fan |
| CN114321553A (en) * | 2021-12-29 | 2022-04-12 | 南京大学 | Broadband pipeline silencer based on gradual change impedance boundary |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190925775A (en) * | 1909-11-08 | 1910-12-08 | John Unwin | An Improved Method of and Apparatus for Treating the Exhaust Gases from Internal Combustion Engines. |
| GB135993A (en) * | 1918-12-30 | 1919-12-11 | George Booth | An Improved Silencer for Internal Combustion Engines and the like. |
| CN2069021U (en) * | 1989-12-09 | 1991-01-09 | 张敬涛 | Silencer for automotive vehicle |
| WO2004106704A1 (en) * | 2003-05-28 | 2004-12-09 | Das | Exhaust regulating unit of exhaust sytem for internal combustion engine |
| KR100577585B1 (en) * | 2005-10-21 | 2006-05-10 | 주식회사 건정종합건축사사무소 | Sewage pipe using automatic remove of deposit |
| CN101052784A (en) * | 2005-05-28 | 2007-10-10 | 西门子公司 | Air inlet for turbine supercharger of internal-combustion engine |
| CN204610375U (en) * | 2015-05-15 | 2015-09-02 | 张璐华 | There is the vehicle cooling fan of erasure effect |
| CN206159731U (en) * | 2016-11-08 | 2017-05-10 | 江苏英思达科技有限公司 | Sound absorption baffle |
-
2016
- 2016-11-08 CN CN201611002733.4A patent/CN106402565B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190925775A (en) * | 1909-11-08 | 1910-12-08 | John Unwin | An Improved Method of and Apparatus for Treating the Exhaust Gases from Internal Combustion Engines. |
| GB135993A (en) * | 1918-12-30 | 1919-12-11 | George Booth | An Improved Silencer for Internal Combustion Engines and the like. |
| CN2069021U (en) * | 1989-12-09 | 1991-01-09 | 张敬涛 | Silencer for automotive vehicle |
| WO2004106704A1 (en) * | 2003-05-28 | 2004-12-09 | Das | Exhaust regulating unit of exhaust sytem for internal combustion engine |
| CN101052784A (en) * | 2005-05-28 | 2007-10-10 | 西门子公司 | Air inlet for turbine supercharger of internal-combustion engine |
| KR100577585B1 (en) * | 2005-10-21 | 2006-05-10 | 주식회사 건정종합건축사사무소 | Sewage pipe using automatic remove of deposit |
| CN204610375U (en) * | 2015-05-15 | 2015-09-02 | 张璐华 | There is the vehicle cooling fan of erasure effect |
| CN206159731U (en) * | 2016-11-08 | 2017-05-10 | 江苏英思达科技有限公司 | Sound absorption baffle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005962A (en) * | 2017-11-15 | 2018-05-08 | 浙江理工大学 | A kind of noise reduction rear guide vane for propeller fan |
| CN108005962B (en) * | 2017-11-15 | 2019-08-02 | 浙江理工大学 | A kind of noise reduction rear guide vane for propeller fan |
| CN114321553A (en) * | 2021-12-29 | 2022-04-12 | 南京大学 | Broadband pipeline silencer based on gradual change impedance boundary |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106402565B (en) | 2018-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106402565A (en) | Sound absorption flow guide body | |
| CN203336663U (en) | Automatic-cleaning range hood | |
| CN203441831U (en) | Power plant primary air fan inlet noise elimination device | |
| CN206159731U (en) | Sound absorption baffle | |
| CN201723476U (en) | Square low-noise wall-shaped side wall fan | |
| CN203010043U (en) | Silencing pipe | |
| CN108252246B (en) | A kind of road sound barrier cleaning device | |
| CN207317224U (en) | New wind turbine mounting bracket and new fan installing structure | |
| CN204041567U (en) | A kind of quick-mounting formula water pump sound arrester | |
| CN207395091U (en) | A kind of civil solar ventilator | |
| CN105626589A (en) | Multilayer composite silencer | |
| CN201917033U (en) | Suction device for outdoor use | |
| CN207103374U (en) | A kind of moveable ventilation unit of use for laboratory | |
| CN205423341U (en) | Compound muffler of multilayer | |
| CN207673628U (en) | A kind of pipeline fan denoising device | |
| CN206613485U (en) | A kind of esterification device | |
| CN209068586U (en) | Attachment device and smoke evacuation system | |
| CN207517470U (en) | Box type transformer top vent window with noise elimination function | |
| CN205639098U (en) | Wide band silencer | |
| CN201128955Y (en) | Curtain wall type solar energy flat plate collector | |
| CN204361548U (en) | A kind of indoor substation bifolium is eliminated the noise blinds | |
| CN202914961U (en) | Straight-through drain pipe fitting | |
| CN208793165U (en) | A kind of doorframe vertical clapboard device for pylon | |
| CN203440070U (en) | Oxygen generator employing external cooling and radiation mode | |
| CN210921512U (en) | Wind collecting cover convenient to install |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |