CN107191391A - A kind of denoising draught fan - Google Patents

A kind of denoising draught fan Download PDF

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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
Application number
CN201710628754.5A
Other languages
Chinese (zh)
Inventor
朱林林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HAIAN TIANRUN MACHINERY TECHNOLOGY Co Ltd
Original Assignee
HAIAN TIANRUN MACHINERY TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HAIAN TIANRUN MACHINERY TECHNOLOGY Co Ltd filed Critical HAIAN TIANRUN MACHINERY TECHNOLOGY Co Ltd
Priority to CN201710628754.5A priority Critical patent/CN107191391A/en
Publication of CN107191391A publication Critical patent/CN107191391A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663Sound attenuation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663Sound attenuation
    • F04D29/664Sound attenuation by means of sound absorbing material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction 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

A kind of denoising draught fan
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).
CN201710628754.5A 2017-07-28 2017-07-28 A kind of denoising draught fan Pending CN107191391A (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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