CN220646312U - Ventilator outlet silencer capable of replacing silencing cotton - Google Patents
Ventilator outlet silencer capable of replacing silencing cotton Download PDFInfo
- Publication number
- CN220646312U CN220646312U CN202322091334.1U CN202322091334U CN220646312U CN 220646312 U CN220646312 U CN 220646312U CN 202322091334 U CN202322091334 U CN 202322091334U CN 220646312 U CN220646312 U CN 220646312U
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- China
- Prior art keywords
- cotton
- shell
- silencing cotton
- ventilator
- ventilator outlet
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- 229920000742 Cotton Polymers 0.000 title claims abstract description 53
- 230000030279 gene silencing Effects 0.000 title claims abstract description 33
- 230000003584 silencer Effects 0.000 title abstract description 18
- 238000005192 partition Methods 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims description 14
- 238000013016 damping Methods 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 10
- 230000009467 reduction Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model relates to the technical field of silencers, in particular to a ventilator outlet silencer capable of replacing silencing cotton. According to the utility model, the sound insulation sleeve is wrapped outside the shell of the silencer, the first silencing cotton is adhered to the inner surface of the shell, the second silencing cotton is connected to the front side surface of the partition plate, and the multiple silencing sound insulation structures are arranged inside and outside the silencer, so that noise at the outlet of the ventilator can be fully absorbed and eliminated, and the partition plate, the first silencing cotton and the second silencing cotton are convenient to detach and install, and replacement and cleaning are carried out. The sealing ring and the sound insulation ring are embedded on the side face of the mounting plate, and after the housing of the silencer is mounted and connected with the outlet of the ventilator through the mounting plate, the housing is kept sealed and dustproof, and the housing is sealed and sound-insulated.
Description
Technical Field
The utility model relates to the technical field of silencers, in particular to a ventilator outlet silencer capable of replacing silencing cotton.
Background
The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is widely used for cooling and ventilation in the fields of air conditioning equipment, household electrical appliances and the like, and noise can be generated in the running process of the fan.
In the underground development, exploitation, transportation and loading processes of the coal mine, most workers are needed to participate, each person is regulated to be provided with 4 cubic meters of air per minute, the noise of the original local ventilator of the coal mine is generally more than 100 decibels, and the harm to human bodies is particularly great; in addition, when the ventilator works, more smoke dust, coal ash and floating dust exist in the sucked air, and after the ventilator is operated for a period of time, the silencing cotton of the silencer is seriously blocked, so that the silencing effect is reduced. Thus, there is a need for a ventilator outlet muffler that is replaceable with sound damping cotton.
For example, the present patent publication CN217055722U provides a mining low-noise local ventilator capable of quickly replacing the noise reduction layer, and the inner noise reduction pore plate of the device is detachably connected through respective detachable structures, so that the noise reduction structure is a full-cladding structure, thereby ensuring that all airflow noise and motor noise can be controlled, enhancing the sound absorption and noise reduction effects, and simultaneously removing the lower inner noise reduction pore plate at any time as required to clean and replace the noise reduction layer, so as to realize the recycling of the noise reduction layer. Through setting up inlayer amortization orifice plate and dividing into a plurality of grid units to place the amortization layer in every grid unit, realized that the amortization layer fills grid unit modularization, make later maintenance, dismouting, change the simple operation of amortization layer.
However, the device is only suitable for the convenient operation of later maintenance, disassembly and assembly and replacement of the silencing layer.
The cotton ventilation blower export muffler of current removable amortization, the cotton setting of amortization of inside of muffler is more single, leads to the muffler not enough to the amortization of ventilation blower exit, still noise outside conduction, and the installation between muffler and the ventilation blower is connected inadequately sealed moreover, and the junction can outwards escape dust and spread the noise, does not seal the sound insulation and handles, influences the muffler to the amortization of ventilation blower.
Disclosure of Invention
The utility model aims to provide a ventilator outlet silencer with replaceable silencing cotton, which aims to solve the problems that the silencing cotton in the silencer is single in arrangement, so that the silencer is insufficient in silencing the ventilator outlet and noise is still conducted outwards.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a removable amortization cotton's ventilation blower export muffler, includes the shell, one side of shell is fixed with the mounting panel, the outside parcel of shell has the sound insulation cover, the interior surface of shell is pasted there is first amortization cotton.
Preferably, a supporting cylinder is arranged on the inner side of the first silencing cotton, and a first vent hole is formed in the surface of the supporting cylinder.
Preferably, a partition plate is installed in the support cylinder, and a second silencing cotton is connected to the side surface of the partition plate.
Preferably, the surface of the partition plate is provided with a second ventilation hole, and a rubber ring is arranged between the partition plate and the supporting cylinder.
Preferably, a connecting cylinder penetrates through the middle of the partition plate, and sound-absorbing cotton columns are filled in the connecting cylinder.
Preferably, the outer end of the connecting cylinder is connected with a reinforcing rod, the outer end of the reinforcing rod is connected with a connecting cover, an air outlet hole is formed in the middle of the connecting cover, and a supporting ring is fixed at the inner side edge of the air outlet hole.
Preferably, a sealing ring is inlaid on the side surface of the mounting plate, and a voice isolation coil is arranged on the outer side of the sealing ring.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the sound insulation sleeve is wrapped outside the shell of the silencer, the first silencing cotton is adhered to the inner surface of the shell and supported by the supporting cylinder, the plurality of partition boards are uniformly distributed in the supporting cylinder, and the second silencing cotton is connected to the front side surface of the partition boards, so that multiple silencing and sound insulation structures are arranged inside and outside the silencer, noise at the outlet of the ventilator can be fully absorbed and eliminated, the connecting cover is detachably arranged at the outer end of the shell, the connecting cylinder in the middle of the connecting cover is fixedly connected with the plurality of partition boards, and the partition boards, the first silencing cotton and the second silencing cotton are conveniently detached and installed to be replaced and cleaned.
2. According to the utility model, the mounting plate is fixed on the side surface of the shell, and the sealing ring and the sound insulation ring are embedded on the side surface of the mounting plate, so that after the shell of the silencer is connected with the outlet of the ventilator through the mounting plate, the silencer keeps sealed and dustproof, seals and insulates sound, and the outward dissipation and propagation of dust and noise are reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 1 of the present utility model;
fig. 4 is a schematic view of a portion of the structure of the connecting cover of fig. 1 according to the present utility model.
In the figure: 1. a support ring; 2. a reinforcing rod; 3. a connecting cylinder; 4. a sound-absorbing cotton column; 5. an air outlet hole; 6. a connection cover; 7. a first vent hole; 8. a first noise-reducing cotton; 9. a housing; 10. a sound insulation sleeve; 11. a mounting plate; 12. a rubber ring; 13. a voice coil; 14. a seal ring; 15. a support cylinder; 16. a second noise reduction cotton; 17. a partition plate; 18. and a second vent hole.
Detailed Description
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.
Example 1
Referring to fig. 1, 2, 3 and 4, a ventilator outlet muffler capable of replacing noise reduction cotton in the drawings comprises a shell 9, wherein the shell 9 is of a cylindrical advancing structure and is horizontally arranged, a mounting plate 11 is fixed on one side of the shell 9, and the mounting plate 11 is of a circular ring structure and is vertically arranged and used for being connected with a ventilator outlet in a mounting manner.
The outer side of the shell 9 is wrapped with a sound insulation sleeve 10 for heat insulation and noise reduction on the outer side of the shell 9; the inner surface of shell 9 is pasted and is had first amortization cotton 8, and support section of thick bamboo 15 is installed to the inboard of first amortization cotton 8, and support section of thick bamboo 15 is cylindrical structure for support and install first amortization cotton 8, the amortization of first amortization cotton 8 to the ventilation blower exit of being convenient for.
The surface of the supporting cylinder 15 is provided with a first vent 7 for silencing and filtering dust by the first silencing cotton 8 through air flow and noise.
The inside of the supporting cylinder 15 is provided with a spacing plate 17, the spacing plate 17 is of a circular plate structure and is vertically arranged, and a plurality of spacing plates 17 are uniformly distributed inside the supporting cylinder 15; the side of the partition plate 17 is connected with second silencing cotton 16, and a plurality of second silencing cotton 16 carry out multiple silencing to the inside of the supporting cylinder 15, so that the silencing effect of the silencer on the outlet of the ventilator is improved.
The surface of the partition plate 17 is provided with a second ventilation hole 18 which is convenient for ventilation and can filter dust through the second silencing cotton 16; a rubber ring 12 is arranged between the partition plate 17 and the supporting cylinder 15, so that the tight connection between the partition plate 17 and the supporting cylinder 15 is maintained, and dust and noise are reduced.
The middle of the partition plate 17 is penetrated with the connecting cylinder 3, the connecting cylinder 3 is of a long and thin cylinder structure and is horizontally arranged for fixedly connecting the partition plate 17, so that the partition plate 17 is convenient to mount and dismount, and the second silencing cotton 16 is convenient to dismount and replace.
The interior of the connecting cylinder 3 is filled with a sound-absorbing cotton column 4 for absorbing noise in the housing 9; the outer end of the connecting cylinder 3 is connected with a reinforcing rod 2, the outer end of the reinforcing rod 2 is connected with a connecting cover 6, and the connecting cylinder 3 and the connecting cover 6 are connected in an installation mode, so that the connecting cylinder 3 is convenient to detach through the connecting high cover 6.
The middle of the connecting cover 6 is provided with an air outlet hole 5, and the air outlet hole 5 is a circular hole and is used for discharging air discharged by an outlet of the ventilator; the inside edge of venthole 5 is fixed with holding ring 1, and holding ring 1 is ring-shaped structure to insert the inside of supporting a section of thick bamboo 15, support a section of thick bamboo 15, the convenient to detach installation supporting a section of thick bamboo 15.
The sealing washer 14 has been inlayed to the side of mounting panel 11, and the outside of sealing washer 14 is provided with separates voice coil loudspeaker voice coil 13, and sealing washer 14 and separating voice coil loudspeaker voice coil 13 are ring structure for seal dustproof and give sound insulation to muffler shell 9 and ventilation blower exit junction, reduce dust escape and noise outer transmission.
This removable cotton ventilation blower export muffler of amortization, when using: the sound insulation sleeve 10 is wrapped outside the shell 9 of the silencer, the first silencing cotton 8 is adhered to the inner surface of the shell 9 and supported by the supporting cylinder 15, a plurality of partition plates 17 are uniformly distributed inside the supporting cylinder 15, and the second silencing cotton 16 is connected to the front side surface of the partition plates 17.
So, set up multiple amortization sound insulation structure inside and outside the muffler, can fully absorb the elimination to the noise of ventilation blower exit, moreover, can dismantle the installation at the outer end of shell 9 and connect lid 6, and connect the connecting cylinder 3 and a plurality of division board 17 fixed connection in the middle of the lid 6, so, convenient to detach installs division board 17, first amortization cotton 8 and second amortization cotton 16, changes the clearance.
The mounting plate 11 is fixed on the side face of the housing 9, and the sealing ring 14 and the sound insulation ring 13 are embedded on the side face of the mounting plate 11, so that after the housing 9 of the silencer is mounted and connected with the outlet of the ventilator through the mounting plate 11, the sealing and dust prevention are kept, the sealing and sound insulation are realized, and the outward dissipation and the transmission of dust and noise are reduced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A ventilator outlet muffler with replaceable sound deadening cotton, comprising: the sound insulation device comprises a shell (9), wherein a mounting plate (11) is fixed on one side of the shell (9), a sound insulation sleeve (10) is wrapped on the outer side of the shell (9), and first silencing cotton (8) is adhered to the inner surface of the shell (9).
2. A ventilator outlet muffler with replaceable sound damping cotton as defined in claim 1, wherein: the inner side of the first silencing cotton (8) is provided with a supporting cylinder (15), and the surface of the supporting cylinder (15) is provided with a first vent hole (7).
3. A ventilator outlet muffler with replaceable sound damping cotton as defined in claim 2, wherein: the inside of the supporting cylinder (15) is provided with a spacing plate (17), and the side surface of the spacing plate (17) is connected with second silencing cotton (16).
4. A replaceable sound deadening cotton ventilator outlet muffler according to claim 3, wherein: the surface of the partition plate (17) is provided with a second ventilation hole (18), and a rubber ring (12) is arranged between the partition plate (17) and the supporting cylinder (15).
5. The replaceable noise-abating cotton ventilator outlet muffler of claim 4, wherein: the middle of the partition plate (17) is penetrated with a connecting cylinder (3), and the inside of the connecting cylinder (3) is filled with a sound-absorbing cotton column (4).
6. The replaceable noise-abating cotton ventilator outlet muffler of claim 5, wherein: the outer end of connecting cylinder (3) is connected with stiffening rod (2), the outer end of stiffening rod (2) is connected with connecting cover (6), open in the middle of connecting cover (6) has venthole (5), the inboard edge of venthole (5) is fixed with holding ring (1).
7. A ventilator outlet muffler with replaceable sound damping cotton as defined in claim 1, wherein: the side of mounting panel (11) is inlayed and is had sealing washer (14), the outside of sealing washer (14) is provided with and separates voice coil loudspeaker voice coil (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322091334.1U CN220646312U (en) | 2023-08-04 | 2023-08-04 | Ventilator outlet silencer capable of replacing silencing cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322091334.1U CN220646312U (en) | 2023-08-04 | 2023-08-04 | Ventilator outlet silencer capable of replacing silencing cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646312U true CN220646312U (en) | 2024-03-22 |
Family
ID=90288059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322091334.1U Active CN220646312U (en) | 2023-08-04 | 2023-08-04 | Ventilator outlet silencer capable of replacing silencing cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646312U (en) |
-
2023
- 2023-08-04 CN CN202322091334.1U patent/CN220646312U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |