CN218093636U - Ventilator outlet silencer with replaceable silencing cotton - Google Patents
Ventilator outlet silencer with replaceable silencing cotton Download PDFInfo
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- CN218093636U CN218093636U CN202222406493.1U CN202222406493U CN218093636U CN 218093636 U CN218093636 U CN 218093636U CN 202222406493 U CN202222406493 U CN 202222406493U CN 218093636 U CN218093636 U CN 218093636U
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- outer cylinder
- flange
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Abstract
A ventilator outlet silencer with replaceable silencing cotton comprises an outer cylinder body, an inner cylinder body, an outer cylinder body fixing flange, a silencing cone, tile-shaped silencing cotton, a disassembling flange and a disassembling flange fixing plate, wherein the inner cylinder body is welded with the disassembling flange fixing plate, the upper half part and the lower half part of the outer cylinder body are respectively welded with the disassembling flange, the disassembling flange fixing plate is clamped between the disassembling flanges of the upper half part and the lower half part of the outer cylinder body, and the disassembling flange fixing plate are fixed through bolts; outer cylinder fixing flanges are respectively welded at the two ends of the upper half part and the lower half part of the outer cylinder; the cavity formed by the upper half part and the lower half part of the outer cylinder body, the inner cylinder body, the outer cylinder body fixing flange and the disintegration flange fixing plate is respectively filled with tile-shaped formed silencing cotton; there is the amortization cotton in the cavity between amortization awl and the closure plate, beneficial effect is: the simple replacement of the silencing cotton is realized, the low-noise operation of the ventilator is ensured, the operation cost is saved, and the working environment quality of underground coal mine workers is improved.
Description
Technical Field
The utility model relates to an axial flow auxiliary ventilating fan's muffler, concretely relates to cotton logical axial flow auxiliary ventilating fan muffler of removable amortization.
Background
The air inlet silencer of the local ventilator works under a coal mine, a large amount of coal dust and rock dust can be generated in the coal mine production and operation processes, the ventilator works, more smoke dust, coal ash and floating dust exist in sucked air, and after the ventilator is operated for a period of time, the silencing cotton of the outlet silencer is seriously blocked, so that the silencing effect is reduced. The attached drawings 1 and 2 are schematic structural diagrams of a silencer at an air outlet of an existing ventilator, an outer cylinder body and a flange are welded into a whole, when silencing cotton is blocked, the silencing cotton cannot be replaced, and the whole running noise of the ventilator can be greatly increased.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art and providing a ventilator outlet silencer with replaceable silencing cotton.
In order to realize the above purpose the utility model adopts the technical scheme that: the utility model provides a cotton ventilation blower export muffler of removable amortization, includes outer barrel, interior barrel, outer barrel mounting flange, amortization awl, the cotton amortization of tile form shaping, the flange that disintegrates, the flange fixed plate that disintegrates, its characterized in that: a disassembly flange fixing plate is welded on the inner cylinder body, disassembly flanges are respectively welded on the upper half part and the lower half part of the outer cylinder body, the disassembly flange fixing plate is clamped between the disassembly flanges of the upper half part and the lower half part of the outer cylinder body, and the disassembly flanges and the disassembly flange fixing plate are fixed by bolts; outer cylinder fixing flanges are respectively welded at the two ends of the upper half part and the lower half part of the outer cylinder; the cavity formed by the upper half part and the lower half part of the outer cylinder body, the inner cylinder body, the outer cylinder body fixing flange and the disintegration flange fixing plate is respectively filled with tile-shaped formed silencing cotton; the inner cylinder body is connected with the silencing cone through a plurality of connecting plates, a blocking plate is arranged at the opening of the silencing cone, the silencing cone is connected with the blocking plate through screws, silencing cotton is arranged in a cavity between the silencing cone and the blocking plate, and a handle is arranged on the outer cylinder body.
Compared with the prior art, the beneficial effects of the utility model are that: the simple replacement of the silencing cotton is realized, the low-noise operation of the ventilator is ensured, the operation cost is saved, and the working environment quality of underground coal mine workers is improved.
Drawings
FIG. 1 is a schematic view of a prior art ventilator outlet silencer;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic structural view of a silencer at the outlet of a ventilator, with replaceable silencing cotton according to an embodiment of the present invention;
FIG. 4 is a left side view of FIG. 3;
description of the drawing symbols:
1. an outer cylinder; 2. an inner cylinder; 3. the outer cylinder body is fixed with a flange; 4. a silencing cone; 5. tile-shaped formed silencing cotton; 6. disassembling the flange; 7. disassembling the flange fixing plate; 8. a bolt; 9. a blocking plate; 10. a handle; 11. connecting plates; 12. and (4) a screw.
Detailed Description
FIG. 1 is a schematic view of a prior art ventilator outlet silencer; FIG. 2 is a left side view of FIG. 1; the outer barrel of current ventilation blower air outlet muffler welds integratively with the flange, can not change when the amortization cotton quilt blocks up, and the whole operation noise of ventilation blower will rise by a wide margin.
Examples
FIG. 3 is a schematic view of the silencer structure of the ventilator outlet with replaceable silencing cotton according to the embodiment of the present invention; FIG. 4 is a left side view of FIG. 3; the utility model relates to a cotton ventilation blower export muffler of removable amortization, including outer barrel 1, interior barrel 2, outer barrel mounting flange 3, amortization awl 4, the cotton 5 of amortization that becomes of tile form, flange 6 disintegrates, flange fixed plate 7 disintegrates, its characterized in that: a disassembly flange fixing plate 7 is welded on the inner cylinder 2, disassembly flanges 6 are respectively welded on the upper half part and the lower half part of the outer cylinder 1, the disassembly flange fixing plate 7 is clamped between the disassembly flanges 6 on the upper half part and the lower half part of the outer cylinder 1, and the disassembly flange 6 and the disassembly flange fixing plate 7 are fixed by bolts 8; outer cylinder fixing flanges 3 are respectively welded at the two ends of the upper half part and the lower half part of the outer cylinder 1; the cavity formed by the upper half part and the lower half part of the outer cylinder body 1, the inner cylinder body 2, the outer cylinder body fixing flange 3 and the disintegration flange fixing plate 7 is respectively internally provided with tile-shaped formed silencing cotton 5; interior barrel 2 and amortization awl between be connected by a plurality of even boards 11, 4 openings part of amortization awl have closure plate 9, be connected with screw 12 between amortization awl 4 and the closure plate 9, have the amortization cotton in the cavity between amortization awl 4 and the closure plate 9, have handle 10 on outer barrel 1, be convenient for lift outer barrel 1.
When the silencing cotton needs to be replaced, the connecting bolt 8 is loosened, the outer barrel body 1 is lifted, the tile-shaped silencing cotton 5 is exposed, and then the tile-shaped silencing cotton 5 can be replaced; and loosening the screw 12 of the blocking plate of the silencing cone 4, taking down the blocking plate 9 and replacing the silencing cotton.
The utility model discloses a cotton simple change of amortization has guaranteed the operation of ventilation blower low noise, has saved the running cost, has improved colliery downhole worker work environmental quality.
Claims (1)
1. The utility model provides a cotton ventilation blower export muffler of removable amortization, includes outer barrel, interior barrel, outer barrel mounting flange, amortization awl, the cotton amortization of tile form shaping, the flange that disintegrates, the flange fixed plate that disintegrates, its characterized in that: a disassembly flange fixing plate is welded on the inner cylinder body, disassembly flanges are respectively welded on the upper half part and the lower half part of the outer cylinder body, the disassembly flange fixing plate is clamped between the disassembly flanges on the upper half part and the lower half part of the outer cylinder body, and the disassembly flanges and the disassembly flange fixing plate are fixed by bolts; outer cylinder fixing flanges are respectively welded at the two ends of the upper half part and the lower half part of the outer cylinder; the cavity formed by the upper half part and the lower half part of the outer cylinder body, the inner cylinder body, the outer cylinder body fixing flange and the disintegration flange fixing plate is respectively filled with tile-shaped formed silencing cotton; the inner cylinder body is connected with the silencing cone through a plurality of connecting plates, a blocking plate is arranged at the opening of the silencing cone, the silencing cone is connected with the blocking plate through screws, silencing cotton is arranged in a cavity between the silencing cone and the blocking plate, and a handle is arranged on the outer cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222406493.1U CN218093636U (en) | 2022-09-12 | 2022-09-12 | Ventilator outlet silencer with replaceable silencing cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222406493.1U CN218093636U (en) | 2022-09-12 | 2022-09-12 | Ventilator outlet silencer with replaceable silencing cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218093636U true CN218093636U (en) | 2022-12-20 |
Family
ID=84451300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222406493.1U Active CN218093636U (en) | 2022-09-12 | 2022-09-12 | Ventilator outlet silencer with replaceable silencing cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218093636U (en) |
-
2022
- 2022-09-12 CN CN202222406493.1U patent/CN218093636U/en active Active
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