CN107191391A - A kind of denoising draught fan - Google Patents
A kind of denoising draught fan Download PDFInfo
- Publication number
- CN107191391A CN107191391A CN201710628754.5A CN201710628754A CN107191391A CN 107191391 A CN107191391 A CN 107191391A CN 201710628754 A CN201710628754 A CN 201710628754A CN 107191391 A CN107191391 A CN 107191391A
- Authority
- CN
- China
- Prior art keywords
- fan
- fan casing
- casing
- main body
- motors
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003780 insertion Methods 0.000 claims abstract description 7
- 239000007799 cork Substances 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 11
- 239000011152 fibreglass Substances 0.000 claims description 10
- 230000003584 silencer Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 206010063834 Oversensing Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 230000003068 static Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 206010050637 Skin tightness Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
- F04D29/664—Sound attenuation by means of sound absorbing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
Abstract
The invention discloses a kind of denoising draught fan, including fan main body, the fan main body is by the Fan casing that is arranged at the top of fan main body and is arranged on the base of fan main body bottom and constitutes, the top of the Fan casing is provided with air outlet, the side of the air outlet is provided with screen pack, and the screen pack insertion is arranged in Fan casing, the side of the Fan casing is provided with retainer ring, and the retainer ring is fixedly connected with Fan casing, this kind of denoising draught fan has good soundproof effect, and low cost, pass through the filter of setting, dust can be substantially reduced and block internal components, so as to extend the service life of the device, the air cleaner of setting, air filtering can be crossed, a good working environment is brought to staff, there is provided a variety of noise reducing apparatus, significantly reduce the noise of blower fan, noise is set not interfere with the environment of staff's health and surrounding, it will be with a wide range of applications in future.
Description
Technical field
The present invention relates to blower fan technical field, specially a kind of denoising draught fan.
Background technology
Blower fan is the mechanical energy by input, improves gas pressure and supplies gas side by side the machinery of body, it is a kind of driven stream
Body machinery.Blower fan is custom abbreviation of the China to gas compression and gas conveying machinery, and usually said blower fan includes ventilation blower,
Air blower, wind-force hair Y355 motors, blower fan is mainly used in the states such as metallurgy, petrochemical industry, electric power, urban track traffic, weaving, ship
Each field of people's economy and the ventilation of various places.In addition to traditional application field, in gangue comprehensive utilization, new dry process
More than the 20 market potential field such as clinker technological transformation, the energy-conservation of metallurgical industry and comprehensive utilization of resources will have before larger development
Scape.
But existing denoising draught fan defening effect is poor, and inefficiency, service life are short and cost is high, and inside is not set
Filter is put, dust easily blocks internal components, is also not provided with air cleaning unit, brings healthy to staff
Hidden danger, existing fan noise is big, the life that have impact on people of noise pollution seriously.
So, a kind of denoising draught fan how is designed, the problem of currently being solved as us.
The content of the invention
It is an object of the invention to provide a kind of denoising draught fan, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of denoising draught fan, including fan main body, it is described
Fan main body is by the Fan casing that is arranged at the top of fan main body and is arranged on the base of fan main body bottom and constitutes, the Fan casing
Top be provided with air outlet, the side of the air outlet is provided with screen pack, and screen pack insertion is arranged in Fan casing, institute
The side for stating Fan casing is provided with retainer ring, and the retainer ring is fixedly connected with Fan casing, and the side of the retainer ring is provided with collection
Wind device, the wind collecting unit insertion is arranged in retainer ring, and the inside of the wind collecting unit is provided with impeller, and the impeller insertion is arranged on
The inside of wind collecting unit, the outside of the wind collecting unit is provided with protection network, and the protection network is welded with wind collecting unit, and the base is by fixing
Block and cork sheet are constituted, and the fixed block is screwed with cork sheet and is connected, and are hung down between the Fan casing and cork sheet
Straight to set, the side of the Fan casing is provided with to be arranged in parallel between Y355 motors, and the Y355 motors and Fan casing, and
With cork plate weld, the top and side of the Y355 motors are equipped with bearing block, and the bearing block is with Y355 motors by setting
Put the support column in bearing block bottom to be fixedly connected, the side of the bearing block is provided with belt pulley, the outer surface of the belt pulley
Covered with belt, the inside of the Fan casing is provided with air cleaner, and the air cleaner and Fan casing are solid by screw
Fixed connection, the side of the Y355 motors is provided with attaching plug, and the Y355 motors are electrically connected with attaching plug.
Further, the inside of the Fan casing is provided with fiberglass composite air duct, and the fiberglass composite air duct is with going out
Air port is fixedly connected.
Further, the inside of the Fan casing is provided with silencer, and the silencer is electrically connected with attaching plug.
Further, the inside of the Fan casing is provided with sound absorbing layer, and the inside of the sound absorbing layer has equally distributed small
Hole.
Further, the top of the fixed block is provided with symmetrical installation bolt hole.
Compared with prior art, the beneficial effects of the invention are as follows：This kind of denoising draught fan has good soundproof effect, and makes
Valency is low, by the filter of setting, can substantially reduce dust and block internal components, so as to extend the use longevity of the device
Life, the air cleaner of setting can cross air filtering, a good working environment be brought to staff, there is provided a variety of
Noise reducing apparatus, significantly reduces the noise of blower fan, noise is not interfered with the environment of staff's health and surrounding, in future
It is with a wide range of applications.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the wind collecting unit partial structural diagram of the present invention；
Fig. 3 is the sound absorbing layer partial structural diagram of invention；
In figure：1- air outlets；2- Fan casings；3- bearing blocks；4- belts；5- support columns；6- belt pulleys；7- cork sheets；8-
Y355 motors；9- installation bolts hole；10- bases；11- wind collecting units；12- impellers；13- fixed blocks；14- retainer rings；15- sound-absorbings
Layer；16- protection networks；17- silencers；18- fiberglass composite air ducts；19- attaching plugs；20- fan main bodies；21- screen packs；
22- air cleaners.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of denoising draught fan, including fan main body 20, it is described
Fan main body 20 is made up of the Fan casing 2 for being arranged on the top of fan main body 20 and the base 10 for being arranged on the bottom of fan main body 20,
The top of the Fan casing 2 is provided with air outlet 1, and the side of the air outlet 1 is provided with screen pack 21, and the screen pack 21 is embedding
Enter to be arranged in Fan casing 2, the side of the Fan casing 2 is provided with retainer ring 14, and the retainer ring 14 is fixed with Fan casing 2
Connection, the side of the retainer ring 14 is provided with wind collecting unit 11, and the insertion of wind collecting unit 11 is arranged in retainer ring 14, the collection
The inside of wind device 11 is provided with impeller 12, and the impeller 12 is embedded in the inside for being arranged on wind collecting unit 11, the outside of the wind collecting unit 11
Provided with protection network 16, the protection network 16 is welded with wind collecting unit 11, and the base 10 is made up of fixed block 13 and cork sheet 7, and
The fixed block 13 is screwed with cork sheet 7 to be connected, and is vertically arranged between the Fan casing 2 and cork sheet 7, the wind
The side of casing 2 provided with being be arranged in parallel between Y355 motors 8, and the Y355 motors 8 and Fan casing 2, and with cork sheet 7
Welding, the top and side of the Y355 motors 8 are equipped with bearing block 3, and the bearing block 3 and Y355 motors 8 are by being arranged on
The support column 5 of the bottom of bearing block 3 is fixedly connected, and the side of the bearing block 3 is provided with belt pulley 6, the outer surface of the belt pulley 6
Covered with belt 4, the inside of the Fan casing 2 is provided with air cleaner 22, and the air cleaner 22 passes through with Fan casing 2
Screw is fixedly connected, and the side of the Y355 motors 8 is provided with attaching plug 19, and the Y355 motors 8 and the electricity of attaching plug 19
Property connection.
Further, the inside of the Fan casing 2 is provided with fiberglass composite air duct 18, and the fiberglass composite air duct 18
Be fixedly connected with air outlet 1, the sound-absorbing effect of fiberglass composite air duct 18 is good, noise along the airduct transmit when decay it is also fast,
Reduce cross talk phenomenon.
Further, the inside of the Fan casing 2 is provided with silencer 17, and the silencer 17 and attaching plug 19 are electrical
Connection, the silencer 17 further reduces noise, reduces noise pollution.
Further, the inside of the Fan casing 2 is provided with sound absorbing layer 15, and the inside of the sound absorbing layer 15 is uniformly distributed
Aperture, the sound absorbing layer 15 can further absorb the noise inside Fan casing 2.
Further, the top of the fixed block 13 is provided with symmetrical installation bolt hole 9, the convenience of installation bolt hole 9
Staff fixes the device.
Operation principle：First, fan main body 20 is installed in place by installation bolt hole 9, then adjusts skin
Tightness with 4 Yu belt pulley 6, attaching plug 19 is switched on power, because silencer 17 and Y355 motors 8 are slotting with power supply
First 19 are electrically connected with, and switch on power Y355 motors 8 and silencer 17 will start simultaneously at running, impeller 12 starts rotation,
When gas enters wind collecting unit 11, energy is obtained in the rotation of impeller 12, partially deflected airflow kinetic energy is changed into static energy, then
The dust carried in gas is filtered by screen pack 21, the kinetic energy of the air-flow of a part is changed into after static energy and flows into fiberglass
Composite air duct 18, the sound-absorbing effect of fiberglass composite air duct 18 is good, noise along the airduct transmit when decay it is also fast, reduce cross-talk show
As silencer 17 and sound absorbing layer 15 can absorb the noise inside Fan casing 2, and air cleaner 22 can be filtered gas
Processing, then non-dusting gas flows out to air outlet 1 from fiberglass composite air duct 18.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of denoising draught fan, including fan main body (20), it is characterised in that：The fan main body (20) is by being arranged on blower fan master
Fan casing (2) at the top of body (20) and it is arranged on the base (10) of fan main body (20) bottom and constitutes, the top of the Fan casing (2)
Portion is provided with air outlet (1), and the side of the air outlet (1) is provided with screen pack (21), and the screen pack (21) insertion is arranged on
In Fan casing (2), the side of the Fan casing (2) is provided with retainer ring (14), and the retainer ring (14) and Fan casing (2) are fixed
Connection, the side of the retainer ring (14) is provided with wind collecting unit (11), and wind collecting unit (11) insertion is arranged in retainer ring (14),
The inside of the wind collecting unit (11) is provided with impeller (12), and the embedded inside for being arranged on wind collecting unit (11) of the impeller (12) is described
The outside of wind collecting unit (11) is provided with protection network (16), and the protection network (16) and wind collecting unit (11) are welded, the base (10) by
Fixed block (13) and cork sheet (7) are constituted, and the fixed block (13) is screwed with cork sheet (7) and is connected, the wind
It is vertically arranged between casing (2) and cork sheet (7), the side of the Fan casing (2) is provided with Y355 motors (8), and the Y355
It is arranged in parallel, and is welded with cork sheet (7), the top and side of the Y355 motors (8) between motor (8) and Fan casing (2)
Face is equipped with bearing block (3), and the bearing block (3) and Y355 motors (8) are by being arranged on the support column of bearing block (3) bottom
(5) it is fixedly connected, the side of the bearing block (3) is provided with belt pulley (6), and the outer surface of the belt pulley (6) is covered with belt
(4), the inside of the Fan casing (2) is provided with air cleaner (22), and the air cleaner (22) passes through with Fan casing (2)
Screw is fixedly connected, and the side of the Y355 motors (8) is provided with attaching plug (19), and the Y355 motors (8) are inserted with power supply
Head (19) is electrically connected with.
2. a kind of denoising draught fan according to claim 1, it is characterised in that：The inside of the Fan casing (2) is provided with glass
Steel composite air duct (18), and the fiberglass composite air duct (18) is fixedly connected with air outlet (1).
3. a kind of denoising draught fan according to claim 1, it is characterised in that：The inside of the Fan casing (2) is provided with noise elimination
Device (17), and the silencer (17) and attaching plug (19) electric connection.
4. a kind of denoising draught fan according to claim 1, it is characterised in that：The inside of the Fan casing (2) is provided with sound-absorbing
Layer (15), and there are multiple equally distributed apertures the inside of the sound absorbing layer (15).
5. a kind of denoising draught fan according to claim 1, it is characterised in that：The top of the fixed block (13) is provided with symmetrical
Installation bolt hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628754.5A CN107191391A (en) | 2017-07-28 | 2017-07-28 | A kind of denoising draught fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710628754.5A CN107191391A (en) | 2017-07-28 | 2017-07-28 | A kind of denoising draught fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107191391A true CN107191391A (en) | 2017-09-22 |
Family
ID=59884048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710628754.5A Pending CN107191391A (en) | 2017-07-28 | 2017-07-28 | A kind of denoising draught fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107191391A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410348A (en) * | 2019-08-20 | 2019-11-05 | 李�诚 | A kind of low pressure centrifugal fan |
-
2017
- 2017-07-28 CN CN201710628754.5A patent/CN107191391A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410348A (en) * | 2019-08-20 | 2019-11-05 | 李�诚 | A kind of low pressure centrifugal fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170922 |
|
| WD01 | Invention patent application deemed withdrawn after publication |