CN220290452U - Formaldehyde-free sheet type muffler - Google Patents
Formaldehyde-free sheet type muffler Download PDFInfo
- Publication number
- CN220290452U CN220290452U CN202321421800.1U CN202321421800U CN220290452U CN 220290452 U CN220290452 U CN 220290452U CN 202321421800 U CN202321421800 U CN 202321421800U CN 220290452 U CN220290452 U CN 220290452U
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- Prior art keywords
- muffler
- sheet
- formaldehyde
- sliding
- wall
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- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 230000030279 gene silencing Effects 0.000 claims description 12
- 239000003063 flame retardant Substances 0.000 claims description 11
- 239000012784 inorganic fiber Substances 0.000 claims description 11
- 230000003584 silencer Effects 0.000 claims description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 8
- 239000011491 glass wool Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000008030 elimination Effects 0.000 abstract description 9
- 238000003379 elimination reaction Methods 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 15
- 230000007797 corrosion Effects 0.000 description 15
- 238000005260 corrosion Methods 0.000 description 15
- 238000013016 damping Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 231100000252 nontoxic Toxicity 0.000 description 4
- 230000003000 nontoxic effect Effects 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 201000004624 Dermatitis Diseases 0.000 description 1
- 206010015958 Eye pain Diseases 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010068319 Oropharyngeal pain Diseases 0.000 description 1
- 201000007100 Pharyngitis Diseases 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Abstract
The utility model relates to the technical field of noise reduction and noise elimination, and discloses a formaldehyde-free sheet type muffler which comprises a muffler shell and a noise elimination sheet, wherein a plurality of first sliding grooves and second sliding grooves are respectively formed in the inner top surface and the inner bottom surface of the muffler shell, a second sliding block is fixedly connected to the middle part of the upper surface of the noise elimination sheet, a first sliding block is fixedly connected to the middle part of the lower surface of the noise elimination sheet, and a plurality of pulleys are rotatably connected to the two sides of the outer wall of the first sliding block. When the sheet type muffler is used, the second sliding block at the upper end of the muffler sheet, the first sliding block at the lower end of the muffler sheet and the pulley are convenient to be connected in a sliding way in the first sliding groove and the second sliding groove, dust and dirt accumulated during the use can be conveniently cleaned regularly while the muffler sheet is convenient to be taken and put, the foreign matters outside can be conveniently blocked through the protective net, the pollution to the muffler sheet is reduced, and the noise and vibration can be effectively reduced by adopting a plurality of muffler sheets.
Description
Technical Field
The utility model relates to the technical field of noise reduction and noise elimination, in particular to a formaldehyde-free sheet type muffler.
Background
Formaldehyde is a common organic chemical substance, has strong pungent smell and pungent property, is widely applied to manufacturing of building materials, furniture, floors, coatings, glue and the like, however, long-term exposure to indoor environments containing formaldehyde can cause harm to human health, such as headache, sore throat, eye pain, allergy, dermatitis and other symptoms, serious diseases possibly causing cancers and the like, so that in order to avoid the influence of formaldehyde on human health, a plurality of formaldehyde-free products are appeared in the market at present, and a sheet type muffler is a muffler applicable to an air conditioning system, adopts a biological dissolving sound absorbing material, and is quite sanitary and safe; the noise can be effectively reduced by the absorption attenuation effect, and energy can be saved by adopting the aerodynamic frame.
However, the conventional sheet type muffler accumulates dust and dirt due to long-term use, cleaning is difficult, and some materials used in the conventional sheet type muffler may release harmful substances, such as formaldehyde, which pose a potential threat to human health, and general sound absorption efficiency of the conventional sheet type muffler is not ideal, so that noise and vibration cannot be effectively reduced, especially in environments with high noise and high vibration, which may negatively affect health and safety of people, and thus technical improvement is urgently needed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a formaldehyde-free sheet type muffler, when the sheet type muffler is used, a second sliding block at the upper end of a muffler sheet, a first sliding block at the lower end of the muffler sheet and a pulley are convenient to be connected in a sliding way in a first sliding groove and a sliding rail in a second sliding groove, dust and dirt accumulated during regular cleaning and use are convenient to be cleaned when the muffler sheet is taken and placed, foreign matters outside are convenient to block through a protective screen, pollution to the muffler sheet is reduced, and noise and vibration are convenient to be effectively reduced by adopting a plurality of muffler sheets.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a no formaldehyde piece formula silencer, includes silencer shell and sound damping piece, a plurality of first spouts and second spouts have been seted up respectively to the interior top surface and the interior bottom surface of silencer shell, the slide rail has all been seted up to the bottom surface both sides of second spout, the middle part fixedly connected with second slider of sound damping piece upper surface, the first slider of middle part fixedly connected with of sound damping piece lower surface, the outer wall both sides of first slider rotate and are connected with a plurality of pulleys, a plurality of perforating holes have all been seted up to the outer wall of sound damping piece front end and rear end, the inside front end and the rear end of sound damping piece all are provided with fire-retardant glass cotton, the inside middle part of sound damping piece is provided with inorganic fiber baffle.
Through above-mentioned technical scheme, when this piece formula silencer was used, fire-retardant glass cotton and inorganic fiber baffle through the inside setting of sound attenuation piece have excellent sound insulation, thermal-insulated and fire behavior, and nontoxic, no formaldehyde moreover, be convenient for balance sound attenuation piece inside and outside pressure difference through the through-flow hole, can be with the sound wave reflection back increase sound attenuation piece absorptive sound wave frequency range through the reflecting plate, and exert better noise elimination effect, be convenient for improve the corrosion resistance of reflecting plate through insulating diaphragm, be convenient for have good corrosion resistance through the shell adoption aluminum alloy material, can resist the corruption of most chemistry medium to the material and be difficult to oxidation or inflation, the practicality is higher.
Further, the rear end of the inner wall of the muffler shell is fixedly connected with a reflecting plate, and the outer wall of the front end of the reflecting plate is provided with an insulating diaphragm;
through above-mentioned technical scheme, be convenient for improve the corrosion resistance of reflecting plate through insulating film layer.
Further, the pulleys are all in sliding connection in the sliding rail;
through above-mentioned technical scheme, through pulley inside sliding connection at the slide rail be convenient for take and place the noise elimination piece.
Further, the outer wall of the front end of the silencer shell is hinged with a protective window, and a protective net is arranged at the edge of the inner part of the protective window;
through above-mentioned technical scheme, be convenient for reduce inside dust through the protection network.
Further, a handle is fixedly connected to one side of the outer wall of the front end of the protective window, and anti-skid patterns are arranged on the outer wall of the handle;
through above-mentioned technical scheme, be convenient for open the protection window through handle and anti-skidding line.
Further, the outer walls of the front end and the rear end of the inorganic fiber separator are tightly attached to the flame-retardant glass wool;
through above-mentioned technical scheme, be convenient for better sound absorption through closely laminating.
Further, the second sliding blocks are all in sliding connection with the inside of the first sliding groove;
through above-mentioned technical scheme, be convenient for improve the cooperation through sliding connection.
Further, the muffler shell is made of aluminum alloy materials;
through above-mentioned technical scheme, be convenient for improve corrosion resistance through adopting aluminum alloy material.
The utility model has the following beneficial effects:
1. compared with the existing sheet type muffler, when the sheet type muffler is used, the second sliding block at the upper end of the muffler sheet, the first sliding block at the lower end of the muffler sheet and the pulley are convenient to be connected in a sliding way in the first sliding groove and the sliding rail in the second sliding groove, dust and dirt accumulated during regular cleaning and use are convenient to take and put the muffler sheet, foreign matters outside are convenient to block through the protective net, pollution to the muffler sheet is reduced, and noise and vibration are effectively reduced by adopting a plurality of muffler sheets.
2. Compared with the existing sheet type muffler, the formaldehyde-free sheet type muffler provided by the utility model has excellent sound insulation, heat insulation and fireproof performances through the flame-retardant glass wool and the inorganic fiber partition plate arranged in the muffler sheet, is nontoxic and formaldehyde-free, is convenient for balancing the pressure difference between the inner part and the outer part of the muffler sheet through the through holes, can reflect sound waves back to increase the sound wave frequency range absorbed by the muffler sheet through the reflecting plate, plays a better sound elimination effect, is convenient for improving the corrosion resistance of the reflecting plate through the insulating diaphragm, is convenient for having good corrosion resistance through adopting an aluminum alloy material through the shell, can resist the corrosion of most chemical mediums to the materials, is difficult to oxidize or expand, and has higher practicability.
3. Compared with the existing sheet type muffler, the sheet type muffler provided by the utility model has the advantages of ingenious structure, convenience in disassembly, assembly and cleaning of the muffler sheet, convenience in having a good silencing effect, convenience in use, no toxicity and no formaldehyde, and high practicality.
Drawings
FIG. 1 is an isometric view of a formaldehyde-free sheet muffler in accordance with the present utility model;
FIG. 2 is a schematic axial view of a formaldehyde-free sheet muffler according to the present utility model;
FIG. 3 is an isometric view of a protective window in a formaldehyde-free sheet muffler in accordance with the present utility model;
FIG. 4 is an isometric view of a sound damping fin in a formaldehyde-free fin muffler according to the present utility model;
FIG. 5 is a schematic axial view of a muffler sheet in a formaldehyde-free sheet muffler according to the present utility model;
fig. 6 is a cross-sectional view of a muffler shell in a formaldehyde-free sheet muffler in accordance with the present utility model;
fig. 7 is an enlarged view of a in fig. 1.
Legend description:
1. a muffler shell; 2. a first chute; 3. a second chute; 4. a slide rail; 5. a sound damping sheet; 6. a first slider; 7. a pulley; 8. penetrating the hole; 9. flame-retardant glass wool; 10. an inorganic fiber separator; 11. a reflection plate; 12. an insulating separator; 13. a protective window; 14. a handle; 15. anti-skid lines; 16. a protective net; 17. and a second slider.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-7, one embodiment provided by the present utility model is: the formaldehyde-free sheet type muffler comprises a muffler shell 1 and a muffler sheet 5, wherein a plurality of first sliding grooves 2 and second sliding grooves 3 are respectively formed in the inner top surface and the inner bottom surface of the muffler shell 1, sliding rails 4 are respectively formed in two sides of the bottom surface of the second sliding grooves 3, a second sliding block 17 is fixedly connected to the middle part of the upper surface of the muffler sheet 5, a first sliding block 6 is fixedly connected to the middle part of the lower surface of the muffler sheet 5, and a plurality of pulleys 7 are rotatably connected to two sides of the outer wall of the first sliding block 6;
the outer walls of the front end and the rear end of the silencing sheet 5 are provided with a plurality of penetrating holes 8, the front end and the rear end of the interior of the silencing sheet 5 are provided with flame-retardant glass wool 9, and the middle of the interior of the silencing sheet 5 is provided with an inorganic fiber baffle 10.
When the sheet type muffler is used, the flame-retardant glass wool 9 and the inorganic fiber partition board 10 which are arranged inside the muffler sheet 5 have excellent sound insulation, heat insulation and fireproof performances, are nontoxic and formaldehyde-free, are convenient for balancing the pressure difference between the inside and the outside of the muffler sheet 5 through the perforating holes 8, can reflect sound waves back to increase the sound wave frequency range which can be absorbed by the muffler sheet 5 through the reflecting plate 11, exert better noise elimination effect, are convenient for improving the corrosion resistance of the reflecting plate 11 through the insulating diaphragm 12, are convenient for have good corrosion resistance through adopting aluminum alloy materials through the shell, can resist the corrosion of most chemical mediums to materials, are difficult to oxidize or expand, and have higher practicability.
The rear end fixedly connected with reflecting plate 11 of silencer shell 1 inner wall, the front end outer wall of reflecting plate 11 is provided with insulating diaphragm 12, be convenient for improve the corrosion resistance of reflecting plate 11 through insulating film layer, pulley 7 is all in the inside sliding connection of slide rail 4, be convenient for take and place the sound damping fin 5 through pulley 7 at the inside sliding connection of slide rail 4, the outer wall of silencer shell 1 front end articulates and is connected with guard window 13, the inside edge of guard window 13 is provided with protection network 16, be convenient for reduce inside dust through guard network 16, one side fixedly connected with handle 14 of guard window 13 front end outer wall, the outer wall of handle 14 is provided with anti-skidding line 15, be convenient for open guard window 13 through handle 14 and anti-skidding line 15, the front end of inorganic fiber baffle 10 and rear end outer wall all closely laminate with fire-retardant glass cotton 9, be convenient for better sound absorption through closely laminating, the inside sliding connection of second slider 17 all is convenient for improve the cooperation through sliding connection in first spout 2, silencer shell 1 adopts the aluminum alloy material, be convenient for improve corrosion resistance through adopting the aluminum alloy material.
Working principle: during use, the second sliding block 17 at the upper end of the silencing sheet 5, the first sliding block 6 at the lower end and the pulley 7 are convenient to be connected in a sliding manner in the sliding rail 4 inside the first sliding groove 2 and the second sliding groove 3, the silencing sheet 5 is convenient to be taken and put, dust and dirt accumulated during use are convenient to be cleaned regularly, the foreign matters outside are convenient to play a role in blocking through the protective net 16, pollution to the silencing sheet 5 is reduced, the flame-retardant glass wool 9 and the inorganic fiber partition board 10 arranged inside the silencing sheet 5 have excellent sound insulation, heat insulation and fireproof performance, and are nontoxic and formaldehyde-free, the pressure difference inside and outside the silencing sheet 5 is convenient to balance through the penetrating hole 8, sound waves can be reflected back through the reflecting plate 11 to increase the sound wave frequency range which can be absorbed by the silencing sheet 5, a better silencing effect is achieved, the setting of the insulating diaphragm 12 is convenient to improve the corrosion resistance of the reflecting plate 11, the shell is convenient to have good corrosion resistance through adopting an aluminum alloy material, and most chemical mediums can resist corrosion of materials and are difficult to oxidize or expand.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The formaldehyde-free sheet type muffler comprises a muffler shell (1) and a muffler sheet (5), and is characterized in that: the novel muffler is characterized in that a plurality of first sliding grooves (2) and second sliding grooves (3) are respectively formed in the inner top surface and the inner bottom surface of the muffler shell (1), sliding rails (4) are respectively formed in two sides of the bottom surface of the second sliding grooves (3), a second sliding block (17) is fixedly connected to the middle part of the upper surface of the muffler sheet (5), a first sliding block (6) is fixedly connected to the middle part of the lower surface of the muffler sheet (5), and a plurality of pulleys (7) are rotatably connected to two sides of the outer wall of the first sliding block (6);
the outer walls of the front end and the rear end of the silencing sheet (5) are provided with a plurality of penetrating holes (8), the front end and the rear end of the interior of the silencing sheet (5) are provided with flame-retardant glass wool (9), and the middle of the interior of the silencing sheet (5) is provided with an inorganic fiber partition board (10).
2. A formaldehyde-free sheet muffler as defined in claim 1, wherein: the rear end of the inner wall of the silencer shell (1) is fixedly connected with a reflecting plate (11), and the outer wall of the front end of the reflecting plate (11) is provided with an insulating diaphragm (12).
3. A formaldehyde-free sheet muffler as defined in claim 1, wherein: the pulleys (7) are all in sliding connection in the sliding rail (4).
4. A formaldehyde-free sheet muffler as defined in claim 1, wherein: the outer wall of the front end of the silencer shell (1) is hinged with a protective window (13), and a protective net (16) is arranged at the edge of the interior of the protective window (13).
5. A formaldehyde-free sheet muffler as defined in claim 4 wherein: one side of the outer wall of the front end of the protection window (13) is fixedly connected with a handle (14), and the outer wall of the handle (14) is provided with anti-skid patterns (15).
6. A formaldehyde-free sheet muffler as defined in claim 4 wherein: the outer walls of the front end and the rear end of the inorganic fiber separator (10) are tightly attached to the flame-retardant glass wool (9).
7. A formaldehyde-free sheet muffler as defined in claim 1, wherein: the second sliding blocks (17) are all in sliding connection with the inside of the first sliding groove (2).
8. A formaldehyde-free sheet muffler as defined in claim 1, wherein: the silencer shell (1) is made of aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321421800.1U CN220290452U (en) | 2023-06-06 | 2023-06-06 | Formaldehyde-free sheet type muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321421800.1U CN220290452U (en) | 2023-06-06 | 2023-06-06 | Formaldehyde-free sheet type muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220290452U true CN220290452U (en) | 2024-01-02 |
Family
ID=89336252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321421800.1U Active CN220290452U (en) | 2023-06-06 | 2023-06-06 | Formaldehyde-free sheet type muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220290452U (en) |
-
2023
- 2023-06-06 CN CN202321421800.1U patent/CN220290452U/en active Active
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