CN106402004A - Damping noise reduction fan - Google Patents
Damping noise reduction fan Download PDFInfo
- Publication number
- CN106402004A CN106402004A CN201611121084.XA CN201611121084A CN106402004A CN 106402004 A CN106402004 A CN 106402004A CN 201611121084 A CN201611121084 A CN 201611121084A CN 106402004 A CN106402004 A CN 106402004A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- housing
- partition
- inner chamber
- chamber
- 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
Classifications
-
- 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
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- 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
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Abstract
The invention discloses a damping noise reduction fan. The damping noise reduction fan comprises a frame body. The bottom of an inner cavity of the frame body is fixedly connected with first springs. The tops of the first springs are fixedly connected with a fixed base. Second springs are fixedly connected to the two sides of the inner cavity of the frame body. The ends, far away from the frame body, of the second springs are fixedly connected with the fixed base. The top of the fixed base is sequentially and fixedly connected with a shell, a supporting table and a fixed rod from left to right. The left side of the shell is fixedly connected with an air inlet pipe through a bolt. An inner cavity of the air inlet pipe is fixedly connected with a fixed barrel. First through holes are formed in the surface of the fixed barrel. According to the damping noise reduction fan, a noise reduction sponge is arranged on the inner wall of a noise reduction chamber, and noise entering the noise reduction chamber can be primarily removed. A first partition plate, a second partition plate, a first noise conducting pipe, a second noise conducting pipe and a third noise conducting pipe are matched, and thus the noise can be weakened and isolated in the transmitting process continuously until a normal state can be reached.
Description
Technical field
The present invention relates to blower fan technical field, specially a kind of damping and silencing blower fan.
Background technology
Blower fan is the mechanical energy relying on 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 the custom abbreviation to gas compression and gas conveying machinery for the China, and usually said blower fan includes:Ventilation
Machine, aerator and wind-driven generator etc., gas compression and gas conveying machinery are that the mechanical energy rotation is converted to gas pressure
Energy and kinetic energy, and the machinery that gas is transferred out, existing blower fan structure is simple, can produce and significantly shake during motor work
Dynamic, have a strong impact on the service life of blower fan, and noise during exhaust duct air draft, can be produced, be unfavorable for the use of operator.
Content of the invention
It is an object of the invention to provide a kind of damping and silencing blower fan, the advantage possessing noise reduction and damping, solve blower fan
Vibration influence service life and the big problem of noise.
For achieving the above object, the present invention provides following technical scheme:A kind of damping and silencing blower fan, including framework, described
The bottom of framework inner chamber is fixedly connected with the first spring, and the top of described first spring is fixedly connected with fixed seat, described framework
The both sides of inner chamber have been fixedly connected with second spring, and described second spring is fixedly connected with fixed seat away from one end of framework, institute
The top stating fixed seat is fixedly connected sequentially from left to right and has housing, supporting table and fix bar, described housing pass on left spiral shell
Bolt is fixedly connected with blast pipe, and the inner chamber of described blast pipe is fixedly connected with fixing bucket, and the surface of described fixation bucket offers the
One through hole, the surface of described fixation bucket and be located at the right side of fixing bucket and be arranged with air filter, the top of described supporting table is solid
Surely it is connected with motor, the rotating shaft of described motor extends to the inner chamber of housing, and the rotating shaft of described motor is located at one end of housing cavity
It is arranged with flabellum, described fix bar is fixedly connected with anechoic chamber away from one end of fixed seat, and the top of described housing is communicated with out
Airduct, the top of described discharge pipe is connected with anechoic chamber, and the inwall of described anechoic chamber is fixedly connected with silencing cotton, described anechoic chamber
Inner chamber be fixedly connected sequentially from bottom to up and have the first dividing plate and second partition, the inner chamber of described anechoic chamber and be located at the first dividing plate
Lower section be provided with the first voice conducting pipe, the top of described first voice conducting pipe sequentially passes through the first dividing plate and second partition and extends to
The top of second partition, the inner chamber of described anechoic chamber and be located at the top of second partition and be provided with the second voice conducting pipe, described second
The bottom of voice conducting pipe is run through second partition and is extended to the bottom of second partition, the inner chamber of described anechoic chamber and be located at the first dividing plate
It is provided with the 3rd voice conducting pipe and second partition between, the top of described 3rd voice conducting pipe sequentially passes through second partition and anechoic chamber simultaneously
Extend to the outside of anechoic chamber.
Preferably, the both sides of described framework intracavity bottom are all connected with connecting rod by rotating shaft, and described connecting rod is remote
It is flexibly connected with fixed seat by rotating shaft from one end of framework intracavity bottom.
Preferably, the surface of described housing is fixedly connected with the nut being adapted with bolt, described bolts and nuts screw thread
Connect.
Preferably, it is provided with bearing between the rotating shaft of described motor and housing, the left side of described bearing extends to housing
Inner chamber, the right side of described bearing extends to the outside of housing.
Preferably, the left side of described housing cavity is fixedly connected with backing plate, and the surface of described backing plate offers the second through hole,
The left side of described backing plate and the right contact of air filter.
Compared with prior art, beneficial effects of the present invention are as follows:
1st, the present invention passes through the first spring, the cooperation of second spring, framework and fixed seat, can slow down motor to fixed seat band
The vibrations coming, thus carrying out shock-absorbing protecting to motor, being improve the service life of motor, being provided with by the inwall in anechoic chamber
Silencing cotton, can carry out preliminary noise reduction to the sound entering anechoic chamber, by the first dividing plate, second partition, the first voice conducting pipe, the
Two voice conducting pipes and the 3rd voice conducting pipe are coordinated, and noise constantly slackens until reaching normal condition during propagating.
2nd, the present invention can be fixed to blast pipe by the cooperation of screw bolt and nut, also allows for the dismounting of blast pipe,
The gas entering housing cavity can be filtered by the cooperation of fixing bucket, first through hole and air filter, it is to avoid ash
Dirt enters the inner chamber corrosion enclosure interior part of housing, also allows for the replacing of air filter, the setting of backing plate is to air simultaneously
Cleaner is supported, and the setting of fix bar is supported to anechoic chamber, strengthens the stability of anechoic chamber, the setting of bearing can
The rotating shaft of motor is supported fix, the setting of connecting rod carries out spacing to fixed seat.
Brief description
Fig. 1 is present configuration schematic diagram;
Fig. 2 is the partial structurtes enlarged drawing of A-A of the present invention.
In figure:1 framework, 2 first springs, 3 fixed seats, 4 second springs, 5 housings, 6 supporting tables, 7 fix bars, 8
Bolt, 9 blast pipes, 10 fixing buckets, 11 first through holes, 12 air filters, 13 motors, 14 flabellums, 15 anechoic chambers,
16 discharge pipes, 17 silencing cottons, 18 first dividing plates, 19 second partitions, 20 first voice conducting pipes, 21 second voice conducting pipes, 22
Three voice conducting pipes, 23 connecting rods, 24 nuts, 25 bearings, 26 backing plates, 27 second lead to.
Specific 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 description is it is clear that described embodiment is only a part of embodiment of the present 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 not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1-2, a kind of damping and silencing blower fan, including framework 1, the bottom of framework 1 inner chamber is fixedly connected with first
Spring 2, the top of the first spring 2 is fixedly connected with fixed seat 3, and the both sides of framework 1 inner chamber have been fixedly connected with second spring 4,
Second spring 4 is fixedly connected with fixed seat 3 away from one end of framework 1, and the both sides of framework 1 intracavity bottom are all by rotating shaft activity even
It is connected to connecting rod 23, connecting rod 23 is flexibly connected with fixed seat 3 by rotating shaft away from one end of framework 1 intracavity bottom, connecting rod
23 setting carries out spacing to fixed seat 3, and the top of fixed seat 3 is fixedly connected sequentially from left to right housing 5, supporting table 6 and
Fix bar 7, the bolt 8 that passes on left of housing 5 is fixedly connected with blast pipe 9, and the surface of housing 5 is fixedly connected with and bolt 8 phase
The nut 24 of adaptation, bolt 8 is threadeded with nut 24, blast pipe 9 can be carried out solid by the cooperation of bolt 8 and nut 24
Fixed, also allow for the dismounting of blast pipe 9, the inner chamber of blast pipe 9 is fixedly connected with fixing bucket 10, the surface of fixing bucket 10 offers the
One through hole 11, fixes the surface of bucket 10 and is arranged with air filter 12, the left side of housing 5 inner chamber positioned at the right side of fixing bucket 10
It is fixedly connected with backing plate 26, the surface of backing plate 26 offers the second through hole 27, the right side of the left side of backing plate 26 and air filter 12
Side contacts, the setting of backing plate 26 is supported to air filter 12, by fixing bucket 10, first through hole 11 and air filter
12 cooperation can be filtered to the gas entering housing 5 inner chamber, it is to avoid dust enters in the inner chamber corrosion housing 5 of housing 5
Portion's part, also allows for the replacing of air filter 12 simultaneously, and the top of supporting table 6 is fixedly connected with motor 13, the turning of motor 13
Axle extends to the inner chamber of housing 5, and the rotating shaft of motor 13 is arranged with flabellum 14, the rotating shaft of motor 13 positioned at one end of housing 5 inner chamber
It is provided with bearing 25 and housing 5 between, the left side of bearing 25 extends to the inner chamber of housing 5, the right side of bearing 25 extends to housing 5
Outside, the setting of bearing 25 can be supported to the rotating shaft of motor 13 fixing, and fix bar 7 is solid away from one end of fixed seat 3
Surely it is connected with anechoic chamber 15, the setting of fix bar 7 is supported to anechoic chamber 15, strengthen the stability of anechoic chamber 15, housing 5
Top is communicated with discharge pipe 16, and the top of discharge pipe 16 is connected with anechoic chamber 15, and the inwall of anechoic chamber 15 is fixedly connected with noise reduction
Cotton 17, the inner chamber of anechoic chamber 15 is fixedly connected sequentially from bottom to up the first dividing plate 18 and second partition 19, anechoic chamber 15 interior
Chamber and be located at the first dividing plate 18 lower section be provided with the first voice conducting pipe 20, the top of the first voice conducting pipe 20 sequentially passes through the first dividing plate
18 and second partition 19 extend to the top of second partition 19, the inner chamber of anechoic chamber 15 and be located at the top of second partition 19 and set
It is equipped with the second voice conducting pipe 21, the bottom of the second voice conducting pipe 21 is run through second partition 19 and extended to the bottom of second partition 19, disappears
The inner chamber of tone chamber 15 and be located at be provided with the 3rd voice conducting pipe 22 between the first dividing plate 18 and second partition 19, the 3rd voice conducting pipe 22
Top sequentially passes through second partition 19 and anechoic chamber 15 and extends to the outside of anechoic chamber 15, by the first spring 2, second spring
4th, the cooperation of framework 1 and fixed seat 3, can slow down the vibrations that motor 13 brings to fixed seat 3, thus carrying out damping guarantor to motor 13
Shield, improves the service life of motor 13, the inwall in anechoic chamber 15 is provided with silencing cotton 17, can be to entrance anechoic chamber
15 sound carries out preliminary noise reduction, by the first dividing plate 18, second partition 19, the first voice conducting pipe 20, the second voice conducting pipe 21 and
Three voice conducting pipes 22 are coordinated, and noise constantly slackens until reaching normal condition during propagating.
During use, when motor 13 runs, produce vibration, motor 13 sends vibrations to housing 5 and supporting table 6, housing 5 He
Supporting table 6 sends vibrations to fixed seat 3, and the cooperation of the first spring 2 and second spring 4 slows down the vibrations of fixed seat 3, motor 13
Work produces noise, and noise enters anechoic chamber 15 by discharge pipe 16, and silencing cotton 17 is used for completely cutting off noise, and noise sequentially passes through the
One voice conducting pipe 20, the second voice conducting pipe 21 and the 3rd voice conducting pipe 22, noise constantly slackens during propagating.
In sum:This damping and silencing blower fan, by framework 1, the first spring 2, fixed seat 3, second spring 4, housing 5,
Supporting table 6, fix bar 7, anechoic chamber 15, discharge pipe 16, silencing cotton 17, the first dividing plate 18, second partition 19, the first voice conducting pipe
20th, the cooperation of the second voice conducting pipe 21 and the 3rd voice conducting pipe 22, solves the problems, such as that blower fan vibration influence service life and noise are big.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member is it should be appreciated that involved invention scope is however it is not limited to the technology of the particular combination of above-mentioned technical characteristic in the application
Scheme, also should cover simultaneously in the case of without departing from described inventive concept, be carried out by above-mentioned technical characteristic or its equivalent feature
Combination in any and other technical schemes of being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical scheme that the technical characteristic of energy is replaced mutually and formed.
Claims (5)
1. a kind of damping and silencing blower fan, including framework it is characterised in that:The bottom of described framework inner chamber is fixedly connected with the first bullet
Spring, the top of described first spring is fixedly connected with fixed seat, and the both sides of described framework inner chamber have been fixedly connected with second spring,
Described second spring is fixedly connected with fixed seat away from one end of framework, and the top of described fixed seat is fixing successively from left to right to be connected
Be connected to housing, supporting table and fix bar, the bolt that passes on left of described housing is fixedly connected with blast pipe, described blast pipe interior
Chamber is fixedly connected with fixing bucket, and the surface of described fixation bucket offers first through hole, and the surface of described fixation bucket and being located at is fixed
The right side of bucket is arranged with air filter, and the top of described supporting table is fixedly connected with motor, and the rotating shaft of described motor extends to
The inner chamber of housing, the rotating shaft of described motor is arranged with flabellum positioned at one end of housing cavity, and described fix bar is away from fixed seat
One end is fixedly connected with anechoic chamber, and the top of described housing is communicated with discharge pipe, and the top of described discharge pipe is connected with anechoic chamber,
The inwall of described anechoic chamber is fixedly connected with silencing cotton, the inner chamber of described anechoic chamber be fixedly connected sequentially from bottom to up have first every
Plate and second partition, the inner chamber of described anechoic chamber and the lower section positioned at the first dividing plate are provided with the first voice conducting pipe, described first biography
The top of sound tube sequentially passes through the first dividing plate and second partition and extends to the top of second partition, the inner chamber of described anechoic chamber and
The top of second partition is provided with the second voice conducting pipe, the bottom of described second voice conducting pipe is run through second partition and extended to
The bottom of two dividing plates, the inner chamber of described anechoic chamber and be located at be provided with the 3rd voice conducting pipe, institute between the first dividing plate and second partition
The top stating the 3rd voice conducting pipe sequentially passes through second partition and anechoic chamber and extends to the outside of anechoic chamber.
2. a kind of damping and silencing blower fan according to claim 1 it is characterised in that:The both sides of described framework intracavity bottom are equal
Connecting rod is connected with by rotating shaft, described connecting rod passes through rotating shaft and fixed seat activity away from one end of framework intracavity bottom
Connect.
3. a kind of damping and silencing blower fan according to claim 1 it is characterised in that:The surface of described housing is fixedly connected with
The nut being adapted with bolt, described bolts and nuts are threaded.
4. a kind of damping and silencing blower fan according to claim 1 it is characterised in that:Between the rotating shaft of described motor and housing
It is provided with bearing, the left side of described bearing extends to the inner chamber of housing, and the right side of described bearing extends to the outside of housing.
5. a kind of damping and silencing blower fan according to claim 1 it is characterised in that:The left side of described housing cavity is fixing even
It is connected to backing plate, the surface of described backing plate offers the second through hole, the left side of described backing plate and the right contact of air filter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611121084.XA CN106402004A (en) | 2016-12-08 | 2016-12-08 | Damping noise reduction fan |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611121084.XA CN106402004A (en) | 2016-12-08 | 2016-12-08 | Damping noise reduction fan |
Publications (1)
Publication Number | Publication Date |
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CN106402004A true CN106402004A (en) | 2017-02-15 |
Family
ID=58083835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611121084.XA Pending CN106402004A (en) | 2016-12-08 | 2016-12-08 | Damping noise reduction fan |
Country Status (1)
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CN (1) | CN106402004A (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107420305A (en) * | 2017-06-23 | 2017-12-01 | 浙江凯尼真空设备有限公司 | A kind of vavuum pump with damping and silencing function |
CN107823971A (en) * | 2017-10-27 | 2018-03-23 | 中车南京浦镇车辆有限公司 | A kind of rail vehicle return air filter screen structure |
CN108167206A (en) * | 2017-12-26 | 2018-06-15 | 蔡立海 | A kind of centrifugal smoke exhaust fan |
CN108253573A (en) * | 2017-12-01 | 2018-07-06 | 太原双鼎科技有限公司 | A kind of assembled architecture air-exchanging structure |
CN108443166A (en) * | 2018-05-10 | 2018-08-24 | 约翰斯顿流体科技(无锡)有限公司 | Double entry pump is opened in a kind of squelch type |
CN108443208A (en) * | 2018-05-11 | 2018-08-24 | 约翰斯顿流体科技(无锡)有限公司 | A kind of horizontal normal temperature type single-stage, single suction corrosion-resistant stainless steel centrifugal pump |
CN109162944A (en) * | 2018-10-10 | 2019-01-08 | 镇江市丹徒区粮机厂有限公司 | A kind of energy conservation and environmental protection material handling fan |
CN112253512A (en) * | 2020-11-18 | 2021-01-22 | 江苏恒康机电有限公司 | Forward multi-wing type low-noise stainless steel fan |
CN113446690A (en) * | 2020-12-07 | 2021-09-28 | 南京亿和通环境技术有限公司 | Noise control device and method for air exchange equipment |
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CN105020158A (en) * | 2015-08-11 | 2015-11-04 | 山东泰诺药业有限公司 | Suction fan damping vibration and attenuating sound |
CN205350737U (en) * | 2016-01-20 | 2016-06-29 | 象山普精金属制品厂 | Shock -proof type mechanical equipment pressing part spare |
CN105909926A (en) * | 2016-06-28 | 2016-08-31 | 安庆市佰斯特电子科技有限公司 | Vibration reducing device for unmanned aerial vehicle charging base station based on Stewart parallel mechanism |
CN106050751A (en) * | 2016-07-22 | 2016-10-26 | 宁波方太厨具有限公司 | Silencer of range hood |
CN207122431U (en) * | 2016-12-08 | 2018-03-20 | 东营市鑫瑞达工贸有限公司 | A kind of damping and silencing blower fan |
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TW426110U (en) * | 1999-10-04 | 2001-03-11 | Liau Ren Kuan | Air filter for suspending fan |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107420305A (en) * | 2017-06-23 | 2017-12-01 | 浙江凯尼真空设备有限公司 | A kind of vavuum pump with damping and silencing function |
CN107823971A (en) * | 2017-10-27 | 2018-03-23 | 中车南京浦镇车辆有限公司 | A kind of rail vehicle return air filter screen structure |
CN108253573A (en) * | 2017-12-01 | 2018-07-06 | 太原双鼎科技有限公司 | A kind of assembled architecture air-exchanging structure |
CN108167206A (en) * | 2017-12-26 | 2018-06-15 | 蔡立海 | A kind of centrifugal smoke exhaust fan |
CN108167206B (en) * | 2017-12-26 | 2020-12-15 | 浙江龙信风机有限公司 | Centrifugal fire-fighting smoke exhaust fan |
CN108443166A (en) * | 2018-05-10 | 2018-08-24 | 约翰斯顿流体科技(无锡)有限公司 | Double entry pump is opened in a kind of squelch type |
CN108443208A (en) * | 2018-05-11 | 2018-08-24 | 约翰斯顿流体科技(无锡)有限公司 | A kind of horizontal normal temperature type single-stage, single suction corrosion-resistant stainless steel centrifugal pump |
CN109162944A (en) * | 2018-10-10 | 2019-01-08 | 镇江市丹徒区粮机厂有限公司 | A kind of energy conservation and environmental protection material handling fan |
CN109162944B (en) * | 2018-10-10 | 2024-04-02 | 镇江市丹徒区粮机厂有限公司 | Energy-saving and environment-friendly material conveying fan |
CN112253512A (en) * | 2020-11-18 | 2021-01-22 | 江苏恒康机电有限公司 | Forward multi-wing type low-noise stainless steel fan |
CN113446690A (en) * | 2020-12-07 | 2021-09-28 | 南京亿和通环境技术有限公司 | Noise control device and method for air exchange equipment |
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