CN103603830A - Multidimensional muffler device and manufacturing process thereof - Google Patents
Multidimensional muffler device and manufacturing process thereof Download PDFInfo
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- CN103603830A CN103603830A CN201310550199.0A CN201310550199A CN103603830A CN 103603830 A CN103603830 A CN 103603830A CN 201310550199 A CN201310550199 A CN 201310550199A CN 103603830 A CN103603830 A CN 103603830A
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Abstract
The invention relates to multidimensional muffler equipment, in particular to a multidimensional muffler device. The multidimensional muffler device is characterized in that a support grid mounting rack is disposed on an acoustic wave propagation path fan pipeline, the multidimensional muffler device is abutted to the mounted support grid mounting rack, and another support grid mounting rack is mounted on the other side of the multidimensional muffler device after the multidimensional muffler device is mounted. The multidimensional muffler device includes a flow equalizing segment and a muffling segment. The flow equalizing segment is an enclosed irregular polygonal structure composed of PVC support boards and PVC guide reflective boards, each PVC guide reflective board is provided with micropores 2-5mm in diameter, and the flow equalizing segment and the muffling segment are integrated into the multidimensional muffler device. A manufacturing process of the multidimensional muffler device includes: manufacturing the PVC support boards, making micropores, cutting, machining the micropores, cutting to size, bonding and assembling. The multidimensional muffler device and the manufacturing process have the advantages that the structure is simple, manufacturing cost is low, installation is convenient, labor and time are saved, muffling effect is evident, the noise can be reduced by 3-15dB (A), and harms of noise on the human body are reduced.
Description
Technical field
The present invention relates to a kind of multidimensional silencing equipment.
Background technique
Along with social development and the raising of living standards of the people, noise pollution and harm more and more receive people's concern.Traditional noise-eliminating device for air-blower is, on the pipe wall of carrying at air quantity, mesh type silencing pot is set at present, inside fills the cotton of eliminating the noise.The silencer of this class formation can only be decayed to the noise sound wave along pipe transmmision, the most noises of air duct central authorities of cannot decaying, and then bring erasure effect not obvious, do not reach the problems such as designing requirement.
Summary of the invention
The object of this invention is to provide a kind of multidimensional silencer and preparation process, solve can only decaying to the noise sound wave along pipe transmmision of prior art existence, the central most noises of the air duct of cannot decaying, and then bring erasure effect not obvious, do not reach the problems such as designing requirement.
The present invention is mainly comprised of conduit component and silencer, solving the technological scheme that its technical problem adopts is to be generally the feature of propagating with sound wave form for noise, silencer adopts and supports lattice coral scaffold means of fixation, on Acoustic Wave Propagation approach Fan pipeline, arrange and support lattice coral scaffold, by multidimensional silencer near mounted support lattice coral scaffold, put well after multidimensional silencer, at multidimensional silencer opposite side, refill a support lattice coral scaffold.Multidimensional silencer is divided into flow equalization section and muffler section, the erection sequence of multidimensional silencer be flow equalization section front, muffler section is rear (making reference with noise transmission direction); Multidimensional silencer comprises PVC dunnage, PVC guiding refraction plate, adhesive layer; Flow equalization section surrounds a plurality of thrihedron structures that are parallel to pipeline by PVC dunnage and PVC guiding refraction plate, muffler section surrounds irregular polyhedrons structure by PVC dunnage and PVC guiding refraction plate, one deck PVC support plate, one deck PVC guiding refraction plate form adhesive layer by Bond, the micropore of φ 2-5mm is set on PVC guiding refraction plate, and flow equalization section and muffler section integrate and form multidimensional silencer.
The preparation process of described multidimensional silencer core component is as follows:
1, make PVC dunnage: the making of PVC guiding refraction plate sheet material is shaped, before sheet forming, preheat, temperature is controlled between 150 ℃-180 ℃, pre-warmed sheet material is placed on respectively on the mould of the PVC dunnage made, PVC guiding refraction plate and carries out pressure forming, then cooling and mould unloading, trimming, PVC dunnage (as Fig. 5), the PVC that obtains the respectively moulding refraction plate (Fig. 6) that leads;
2, capillary processing: process the hole of φ 2-5mm according to designing requirement at PVC guiding refraction plate, form PVC guiding refraction plate micropore, as Fig. 6;
3, cutting processing: according to concrete airflow line shape, design whole multidimensional silencer outer shape, according to outer shape, the PVC dunnage of moulding, PVC guiding refraction plate sheet material are carried out to cutting;
4, bonding combination: bond according to the outer shape of whole multidimensional silencer, first smear Bond in refraction plate raised position, PVC support plate, PVC guiding refraction plate form adhesive layer by Bond, and alternately bonded is made multidimensional silencer;
5, assembling: multidimensional silencer combines installation with ventilation duct after completing by this technique.
Adopt the good effect of this multidimensional silencer to be:
1, simple in structure, fabricating cost is low.The parts that this structure adopts are less, comprise and support lattice coral scaffold and multidimensional noise elimination core component;
2, easy for installation, through simply confiding a technological secret, just can operate, without special professional skill training, saving of work and time;
3, noise reduction is obvious, can reach 3-15dB (A) noise reduction, reduces noise to harm.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is partial enlarged view of the present invention;
Fig. 3 is lateral plan of the present invention;
Fig. 4 is the three-dimensional shaft side figure of core component multidimensional silencer of the present invention;
Fig. 5 is the three-dimensional shaft side figure of PVC dunnage of the present invention;
Fig. 6 is the three-dimensional shaft side figure of PVC guiding refraction plate of the present invention;
In figure, 1 pipeline, 2 supports lattice coral scaffold, 3PVC dunnage, 4PVC guiding refraction plate, 5 adhesive layers, 6PVC guiding refraction plate micropore.
Embodiment
As shown in the figure; It for noise, is generally the feature of propagating with sound wave form, silencer adopts and supports lattice coral scaffold means of fixation, on Acoustic Wave Propagation approach Fan pipeline 1, arrange and support lattice coral scaffold 2, by multidimensional silencer near mounted support lattice coral scaffold 2, put well after multidimensional silencer, at device opposite side, refill a support lattice coral scaffold 2.Multidimensional silencer comprises PVC dunnage 3, PVC guiding refraction plate 4, adhesive layer 5; Multidimensional silencer is divided into flow equalization section and muffler section, its erection sequence be with air-flow as reference direction flow equalization section front, muffler section is rear; Flow equalization section surrounds a plurality of thrihedron structures that are parallel to pipeline 1 by PVC dunnage 3 and PVC guiding refraction plate 4, muffler section surrounds irregular polyhedrons structure by PVC dunnage 3 and PVC guiding refraction plate 4, one deck PVC support plate, one deck PVC guiding refraction plate form adhesive layer by Bond, PVC guiding refraction plate micropore 6 is evenly set on PVC guiding refraction plate 4, and flow equalization section and muffler section integrate and form multidimensional silencer.
Described multidimensional silencer preparation process is as follows:
1, make PVC dunnage, guide plate: before PVC dunnage 3, PVC guide plate 4 are shaped, sheet material is preheated, temperature is controlled at 170 ℃, pre-warmed sheet material is placed on respectively on the mould of the PVC dunnage made, PVC guiding refraction plate and carries out pressure forming, then cooling and mould unloading, trimming.Obtain respectively the PVC dunnage 3(of moulding as Fig. 5), PVC guiding refraction plate 4(Fig. 6);
2, capillary processing: the PVC guiding refraction plate micropore 6 that processes φ 4mm according to designing requirement on PVC guiding refraction plate 4; (also can on mould direct pressing be shaped);
3, cutting processing: according to concrete airflow line shape, design whole multidimensional silencer outer shape, according to design outline shape, PVC dunnage 3, PVC guiding refraction plate 4 formed sheets are carried out to cutting;
4, bonding combination: bond according to the outer shape of whole multidimensional silencer, first in refraction plate raised position, smear Bond, one deck PVC dunnage 3, one deck PVC guiding refraction plate 4 are by forming adhesive layer 5 by Bond, and alternately bonded is made multidimensional silencer;
5, assembling: multidimensional silencer combines installation with ventilation duct 1 after completing by this technique.
During work, when air-flow and noise are during by this multidimensional silencer, air-flow and noise first pass through the flow equalization section of multidimensional silencer, are also the introduction segments of air-flow and noise, its objective is and guarantee that air-flow and noise flow field are uniformly distributed, and prevent that eddy current from producing.Air-flow and noise enter muffler section after by flow equalization section, muffler section has on multistage refraction plate and refraction plate micropore is set, air-flow and noise pass under the effect of micropore at refraction and the sound wave of multistage flap, make sound wave-amplitude decay gradually and reduce, and guarantee that air-flow passes through simultaneously.The noise that this device produces while being mainly applicable to subdue blower fan delivery air, also can be used for subduing the noise that miscellaneous equipment produces.
Claims (4)
1. a multidimensional silencer, is mainly comprised of conduit component and silencer, it is characterized in that silencer adopts support lattice coral scaffold means of fixation, and multidimensional silencer comprises PVC dunnage, PVC guiding refraction plate, adhesive layer; Multidimensional silencer is divided into flow equalization section and muffler section, flow equalization section surrounds a plurality of thrihedron structures that are parallel to pipeline by PVC dunnage and PVC guiding refraction plate, muffler section surrounds irregular polyhedrons structure by PVC dunnage and PVC guiding refraction plate, PVC support plate, PVC guiding refraction plate form adhesive layer by Bond, the guiding refraction plate micropore of φ 2-5mm is evenly set on PVC guiding refraction plate, and flow equalization section and muffler section integrate and form multidimensional silencer.
2. multidimensional silencer according to claim 1, it is characterized in that arranging support lattice coral scaffold on Acoustic Wave Propagation approach Fan pipeline, by multidimensional silencer near mounted support lattice coral scaffold, put well after multidimensional silencer, at multidimensional silencer opposite side, refill a support lattice coral scaffold.
3. multidimensional silencer according to claim 1, the erection sequence that it is characterized in that multidimensional silencer be flow equalization section front, muffler section is rear.
4. a multidimensional silencer preparation process as claimed in claim 1, is characterized in that manufacturing process steps is as follows:
(1) make PVC dunnage, guiding refraction plate: before sheet forming, preheat, temperature is controlled between 150 ℃-180 ℃, pre-warmed sheet material is placed on respectively on the mould of the PVC dunnage made, PVC guiding refraction plate and carries out pressure forming, then cooling and mould unloading, trimming, PVC dunnage, the PVC that obtains the respectively moulding refraction plate that leads;
(2) capillary processing: process φ 2-5mm hole at PVC guiding refraction plate according to designing requirement;
(3) cutting processing: according to concrete airflow line shape, design whole multidimensional silencer outer shape, carry out cutting according to outer shape birefringence plate and support plate sheet material;
(4) bonding combination: bond according to the outer shape of whole multidimensional silencer, first in refraction plate raised position, smear Bond, one deck PVC support plate, one deck PVC guiding refraction plate form adhesive layer by Bond, and alternately bonded is made multidimensional silencer;
(5) assembling: core component combines installation with ventilation duct after completing by this technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310550199.0A CN103603830B (en) | 2013-11-08 | 2013-11-08 | Multidimensional muffler device and preparation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310550199.0A CN103603830B (en) | 2013-11-08 | 2013-11-08 | Multidimensional muffler device and preparation process |
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| Publication Number | Publication Date |
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| CN103603830A true CN103603830A (en) | 2014-02-26 |
| CN103603830B CN103603830B (en) | 2016-01-20 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1897649A (en) * | 1929-12-27 | 1933-02-14 | Elliott Co | Method and apparatus for minimizing sound |
| US2552615A (en) * | 1948-05-29 | 1951-05-15 | Lawrence F Baltzer | Muffler with spiral conical insert |
| US3111191A (en) * | 1962-01-15 | 1963-11-19 | Bachert John | Muffler device |
| JPS58119913A (en) * | 1982-01-06 | 1983-07-16 | Fuji Electric Co Ltd | Muffler body in muffler for fan |
| CN1254398A (en) * | 1997-05-02 | 2000-05-24 | 美国标准公司 | Tangential fan cutoff board |
| CN203584915U (en) * | 2013-11-08 | 2014-05-07 | 山东格瑞德集团有限公司 | Multi-dimensional silencing device |
-
2013
- 2013-11-08 CN CN201310550199.0A patent/CN103603830B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1897649A (en) * | 1929-12-27 | 1933-02-14 | Elliott Co | Method and apparatus for minimizing sound |
| US2552615A (en) * | 1948-05-29 | 1951-05-15 | Lawrence F Baltzer | Muffler with spiral conical insert |
| US3111191A (en) * | 1962-01-15 | 1963-11-19 | Bachert John | Muffler device |
| JPS58119913A (en) * | 1982-01-06 | 1983-07-16 | Fuji Electric Co Ltd | Muffler body in muffler for fan |
| CN1254398A (en) * | 1997-05-02 | 2000-05-24 | 美国标准公司 | Tangential fan cutoff board |
| CN203584915U (en) * | 2013-11-08 | 2014-05-07 | 山东格瑞德集团有限公司 | Multi-dimensional silencing device |
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| Publication number | Publication date |
|---|---|
| CN103603830B (en) | 2016-01-20 |
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Effective date of registration: 20210813 Address after: 253000 Tianqu sub district office, Decheng District, Dezhou City, Shandong Province Patentee after: Shandong geride Activated Carbon Co.,Ltd. Address before: 253000 No. 6, grede Road, Tianqu Industrial Park, Decheng District, De Zhou City, Shandong Province Patentee before: SHANDONG GRAD GROUP Co.,Ltd. |