CN208651290U - A kind of muffler - Google Patents
A kind of muffler Download PDFInfo
- Publication number
- CN208651290U CN208651290U CN201821477749.5U CN201821477749U CN208651290U CN 208651290 U CN208651290 U CN 208651290U CN 201821477749 U CN201821477749 U CN 201821477749U CN 208651290 U CN208651290 U CN 208651290U
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- muffler
- shell
- abatvoix
- hush pipe
- noise
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- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a kind of muffler, is a kind of muffler of blower, including hush pipe, mounting flange, abatvoix, and the hush pipe is cylindrical, and the both ends port of hush pipe is equipped with flange；The mounting flange is respectively used to muffler and the inlet and outlet air hose of blower connects, and blast pipe and the pipeline of discharge pipe and the inner cavity of hush pipe are connected；The abatvoix is mounted on the inner cavity of hush pipe.Beneficial effect is: the present apparatus carries out noise reduction using novel sound absorption structure, the abatvoix being arranged in silencing cavity can further increase the noise reduction of muffler, the present apparatus has noise measuring warning function simultaneously, pass through distributed noise transducer, the feedback control loop of control host and buzzer composition, distributed noise transducer can obtain the real-time noise value at installation ring flat-plate, when real-time noise value is greater than predetermined noise value, controller controls buzzer and issues alarm sound, it reminds user's noise reducing apparatus to break down, answers timely maintenance and inspection.
Description
Technical field
The utility model relates to a kind of silencing means, particularly relate to a kind of new and effective muffler of blower.
Background technique
Muffler is a kind of while allowing air-flow to pass through, and be can effectively prevent or dress that decrease sound can be propagated outward
It sets, is mainly used for the inlet and outlet pipeline of mechanical equipment or the noise control of ventilation shaft, has in blower using muffler, it is preceding
Horizontal muffler is a kind of common denoising device, and structure is: column one end of a cavity wall setting sound-absorbing material connects
Air port is tapped into, one end connects air outlet.Although this muffler has certain erasure effect, and sound-deadening and noise-reducing effect is paid no attention to
Think.To realize the target of ideal sound-deadening and noise-reducing, there are many available for technological means.But current technology means
To obviously increase gas-flow resistance as cost, that is to say, that current sound-deadening and noise-reducing be to sacrifice fan performance as cost,
Therefore a kind of new and effective muffler is needed.
Summary of the invention
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of new and effective muffler.
The utility model achieves the above object through the following technical schemes:
A kind of muffler is a kind of dedicated muffler of blower, including hush pipe, mounting flange, abatvoix, the noise reduction
Cylinder is cylindrical, and the both ends port of hush pipe is equipped with mounting flange；The mounting flange is respectively used to muffler and blower
Inlet and outlet air hose connection, blast pipe and the pipeline of discharge pipe and the inner cavity of hush pipe are connected；The abatvoix, which is mounted on, to disappear
The inner cavity of sound cylinder, the abatvoix and fixed frame weld, and the fixed frame and orifice plate inner casing weld, outside the orifice plate inner casing
Laying sound absorbing layer, the sound absorbing layer laying puigging, the puigging peripheral hardware wrapping layer, the outer incrustation of the wrapping layer are described
Case surface is provided with buzzer, and the buzzer side is provided with control host, and the control host surface is provided with display
Screen, the display screen side are provided with control keyboard, and the interior of shell is provided with distributed noise transducer, the distribution
Noise transducer model JHM-NS02.
In above structure, the material of the puigging is the soft sound-insulating felt of 5mm ~ 20mm, the sound that can be generated to pipeline
Completely cut off, the material of the sound absorbing layer is 50mm ~ 100mm48k rotary glass silk floss, can to the sound generated in pipeline into
Row absorbs, and the material of the wrapping layer is 5mm ~ 10mm damping material, can wrap up noise reduction components, the puigging,
The sound absorbing layer, the wrapping layer are flexible, elastic material, when needing to detect warning function using noise figure, user
Work order is sent by the control keyboard, work order is transferred to the control host, the control host by conducting wire
It controls the distributed noise transducer work and obtains the real-time noise value installed at ring flat-plate, and real-time noise value is transmitted
To the control host, real-time noise value is transferred to the display screen and shown by the control host, is observed for user
Understand, while control host control real-time noise value is compared with predetermined noise value, makes a reservation for when real-time noise value is greater than
When noise figure, the control host control buzzer work issues alarm sound, and user's noise reducing apparatus is reminded event occur
Barrier, answers timely maintenance and inspection.
In order to further increase the use function of new and effective muffler, the muffler structure skeleton passes through flange and wind
Machine imports and exports pipeline connection.
In order to further increase the use function of new and effective muffler, the material of the puigging is that 5mm ~ 20mm is soft
The material of sound-insulating felt, the sound absorbing layer is 50mm ~ 100mm48k rotary glass silk floss, and the sound absorbing layer is glued to the puigging
Inside.
In order to further increase the use function of new and effective muffler, the wrapping layer is glued to outside the puigging
Side, the material of the shell are metal material, and the shell is fixed on the outside of the wrapping layer by rivet.
In order to further increase the use function of new and effective muffler, the shell of the abatvoix is metal perforated plate,
50mm ~ 100mm48k rotary glass silk floss is filled out in inside.
In order to further increase the use function of new and effective muffler, the fixed frame is used for the sound-absorbing
Plate is fixed on orifice plate inner casing.
In order to further increase the use function of new and effective muffler, the buzzer is fixed on described by card slot
Case surface, the model MCS-51 single-chip microcontroller of the control host, the control host are fixed by screws in the shell
On.
In order to further increase the use function of new and effective muffler, the display screen is glued to the control host
Surface, the control keyboard are fixed on the control host surface by card slot, and the distribution noise transducer passes through card slot
It is fixed on the interior of shell.
It is the control host and the buzzer, described in order to further increase the use function of new and effective muffler
Distributed noise transducer, the display screen and the control keyboard are connected by conducting wire.
Beneficial effect is: the present apparatus carries out noise reduction using novel sound absorption structure, and the abatvoix being arranged in silencing cavity can
Further increase the noise reduction of muffler, while the present apparatus has noise measuring warning function, by distributed noise transducer,
The feedback control loop of host and buzzer composition is controlled, distributed noise transducer can obtain making an uproar at installation ring flat-plate in real time
Sound value, when real-time noise value is greater than predetermined noise value, controller controls buzzer and issues alarm sound, reminds user's noise reduction
Equipment breaks down, and answers timely maintenance and inspection.
Detailed description of the invention
Fig. 1 is a kind of front view of muffler of the utility model；
Fig. 2 is a kind of sectional view of muffler of the utility model；
Fig. 3 is a kind of side elevational view of muffler of the utility model.
The reference numerals are as follows:
1, display screen；2, buzzer；3, host is controlled；4, control keyboard；5, shell；6, wrapping layer；7, puigging；8, it inhales
Sound-absorbing layer；9, orifice plate inner casing；10, distributed noise transducer；11, fixed frame；12, absorb sound cotton；13, abatvoix；14 metal perforated plates；
15, mounting hole；16, mounting flange；17, suction flange；18, outlet(discharge) flange；19 hush pipes.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1-Figure 3, a kind of muffler, including hush pipe 19, mounting flange 16, abatvoix 13, the hush pipe
19 is cylindrical, and the both ends port of hush pipe 19 is equipped with mounting flange 16；
The mounting flange 16 is respectively used to muffler and the inlet and outlet air hose of blower connects, the pipe of blast pipe and discharge pipe
Road is connected with the inner cavity of hush pipe 19；The abatvoix 13 is mounted on the inner cavity of hush pipe 19, and the abatvoix 13 is by gold
Belong to orifice plate 14 and sound absorption cotton 12 form, the abatvoix 13 is welded with the fixed frame 11, the fixed frame 11 with it is described
Orifice plate inner casing 9 weld, the sound absorbing layer 8 is laid with outside the orifice plate inner casing 9, sound absorbing layer 8 is used to the sound generated in pipeline
Sound is absorbed, and the sound absorbing layer 8 is laid with the puigging 7, and the sound that puigging 7 is used to generate pipeline completely cuts off,
Wrapping layer 6 described in the puigging peripheral hardware, the outer incrustation 5 of the wrapping layer 6, shell 5 are used to install control assembly, 5 table of shell
Face is provided with buzzer 2, and buzzer 2 is used to issue alarm sound, and 2 side of buzzer is provided with control host 3, controls host 3
It is the control centre of device, control 3 surface of host is provided with display screen 1, and display screen 1 is used to show the real-time noise at shell 5
Value, 1 side of display screen are provided with control keyboard 4, and control keyboard 4 is used to send work order, and shell 5 is internally provided with distribution
Noise transducer 10, distributed noise transducer 10 are used to obtain the real-time noise value at shell 5.
In above structure, the material of puigging 7 is the soft sound-insulating felt of 5mm ~ 20mm, can be carried out to the sound that blower generates
The material of isolation, sound absorbing layer 8 is 50mm ~ 100mm48k rotary glass silk floss, can be absorbed to the sound generated in blower,
The material of wrapping layer 6 is 5mm ~ 10mm damping material, can be wrapped up noise reduction components, puigging 7, sound absorbing layer 8, wrapping layer
6 be flexible, elastic material, and the abatvoix 13 is made of metal perforated plate 14 and sound absorption cotton 12, can be to generating in blower
Sound further absorbed, noise reduction effect is significant, and practicability is extremely strong, when need using noise figure detect warning function when,
User sends work order by control keyboard 4, and work order is transferred to control host 3 by conducting wire, and control host 3 controls
Real-time noise value at distributed 10 operating case 5 of noise transducer, and real-time noise value is transferred to control host 3, control
Real-time noise value is transferred to display screen 1 and shown by host 3, is observed and is understood for user, while controlling host 3 and controlling in real time
Noise figure is compared with predetermined noise value, and when real-time noise value is greater than predetermined noise value, control host 3 controls buzzer 2
Work issues alarm sound, reminds user's noise reducing apparatus to break down, answers timely maintenance and inspection.
In order to further increase the use function of new and effective muffler, abatvoix 13 passes through fixed frame 11 and hush pipe 19
Orifice plate inner casing 9 weld, sound absorbing layer 8 is laid on the outside of orifice plate inner casing 9, the material of sound absorbing layer 8 is 50mm ~ 100mm48k rotary glass
Silk floss is glued puigging 7 on the outside of sound absorbing layer 8, and the material of puigging 7 is the soft sound-insulating felt of 5mm ~ 20mm, and puigging 7 is glued to suction
8 outside of sound-absorbing layer, the material of wrapping layer 6 are 5mm ~ 10mm damping material, and wrapping layer 6 is glued to 7 outside of puigging, 5 rivet of shell
It is connected to 6 outside of wrapping layer, buzzer 2 is fixed on 5 surface of shell by card slot, controls the model MCS-51 monolithic of host 3
Machine, control host 3 are fixed by screws on shell 5, and display screen 1 is glued to control 3 surface of host, and control keyboard 4 passes through card
Slot is fixed on control 3 surface of host, and distributed noise transducer 10 is fixed on inside shell 5 by card slot, controls host 3 and bee
Ring device 2, distributed noise transducer 10, display screen 1 are connected with control keyboard 4 by conducting wire.
It above are only an embodiment of the present invention, be not intended to limit the utility model, those skilled in the art
Member can make various changes and improve to above structure, any modification made within the spirit and principle of the present invention
Equivalent replacement and improvement, should be included within the scope of protection of this utility model.The utility model requires protection scope is by institute
Attached claims and its effect object define.
Claims (10)
1. a kind of muffler, it is characterised in that: including hush pipe, mounting flange, abatvoix, the hush pipe is cylindrical,
The both ends port of hush pipe is equipped with mounting flange；The mounting flange is respectively used to muffler and the inlet and outlet air hose of blower connects
It connects, the pipeline of blast pipe and discharge pipe is connected with the inner cavity of hush pipe；The abatvoix is mounted on the inner cavity of hush pipe, described
It is equipped with sound absorbing layer on the inside of hush pipe, puigging is provided on the outside of the sound absorbing layer, is provided with wrapping layer on the outside of the puigging, institute
It states and is provided with shell on the outside of wrapping layer.
2. a kind of muffler according to claim 1, it is characterised in that: the outer side of shell is provided with buzzer, described
Buzzer side is provided with control host, and the control host surface is provided with display screen, and the display screen side is provided with control
Keyboard processed, the interior of shell are provided with distributed noise transducer, the distribution noise transducer model JHM-NS02.
3. a kind of muffler according to claim 1, it is characterised in that: be equipped with orifice plate inner casing, institute on the inside of the sound absorbing layer
Stating orifice plate inner shell materials is metal material, and the orifice plate inner casing is welded by fixed frame and abatvoix, and the fixed frame is used for
The abatvoix is fixed on orifice plate inner casing.
4. a kind of muffler according to claim 1, it is characterised in that: the material of the puigging is that 5mm ~ 20mm is soft
The material of sound-insulating felt, the sound absorbing layer is 50mm ~ 100mm48k rotary glass silk floss, and the sound absorbing layer is glued to the puigging
Inside.
5. a kind of muffler according to claim 1, it is characterised in that: the material of the wrapping layer is 5mm ~ 10mm damping
Material, the wrapping layer are glued on the outside of the puigging, and the material of the shell is metal material, and the shell passes through rivet
It is fixed on the outside of the wrapping layer.
6. a kind of muffler according to claim 3, it is characterised in that: the shell of the abatvoix is metal perforated plate,
50mm ~ 100mm48k rotary glass silk floss is filled out in inside.
7. a kind of muffler according to claim 2, it is characterised in that: the buzzer is fixed on described outer by card slot
Shell surface.
8. a kind of muffler according to claim 2, it is characterised in that: the model MCS-51 monolithic of the control host
Machine, the control host are fixed by screws on the shell.
9. a kind of muffler according to claim 2, it is characterised in that: the display screen is glued to the control host table
Face, the control keyboard are fixed on the control host surface by card slot, and the distribution noise transducer is solid by card slot
It is scheduled on the interior of shell.
10. a kind of muffler according to claim 2, it is characterised in that: the control host and the buzzer, described
Distributed noise transducer, the display screen and the control keyboard are connected by conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477749.5U CN208651290U (en) | 2018-09-11 | 2018-09-11 | A kind of muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477749.5U CN208651290U (en) | 2018-09-11 | 2018-09-11 | A kind of muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651290U true CN208651290U (en) | 2019-03-26 |
Family
ID=65792493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821477749.5U Active CN208651290U (en) | 2018-09-11 | 2018-09-11 | A kind of muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743536A (en) * | 2022-03-17 | 2022-07-12 | 浙江威特电梯有限公司 | Passenger elevator with automatic silencing lift car |
-
2018
- 2018-09-11 CN CN201821477749.5U patent/CN208651290U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114743536A (en) * | 2022-03-17 | 2022-07-12 | 浙江威特电梯有限公司 | Passenger elevator with automatic silencing lift car |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 116000 No. 1408, Tianxing Roosevelt international building, 677 Huanghe Road, Shahekou District, Dalian City, Liaoning Province (office use only) Patentee after: Ya life tomorrow Environmental Development Co.,Ltd. Address before: 116000 Roosevelt 1601, Tianxing International Building, 677 the Yellow River Road, Shahekou District, Dalian, Liaoning. Patentee before: DALIAN MINGRI ENVIRONMENTAL DEVELOPMENT Co.,Ltd. |