CN103836007A - Fan with silencer - Google Patents
Fan with silencer Download PDFInfo
- Publication number
- CN103836007A CN103836007A CN201410081528.6A CN201410081528A CN103836007A CN 103836007 A CN103836007 A CN 103836007A CN 201410081528 A CN201410081528 A CN 201410081528A CN 103836007 A CN103836007 A CN 103836007A
- Authority
- CN
- China
- Prior art keywords
- baffler
- blower fan
- panel
- supporting portion
- impeller
- 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.)
- Granted
Links
- 230000003584 silencer Effects 0.000 title abstract description 5
- 230000008878 coupling Effects 0.000 claims description 19
- 238000010168 coupling process Methods 0.000 claims description 19
- 238000005859 coupling reaction Methods 0.000 claims description 19
- 230000005540 biological transmission Effects 0.000 claims description 15
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000011491 glass wool Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Abstract
The invention provides a fan with a silencer. The fan comprises a blade wheel housing and an intake duct. The blade wheel housing is provided with a panel intake port. The intake duct comprises an intake end and an exhaust end opposite to the intake end. The exhaust end is connected to the panel intake port. The intake duct further comprises the silencer. The intake end and the exhaust end are connected to two opposing sides of the silencer respectively.
Description
Technical field
The invention belongs to the technical field of industrial air draft, especially relate to a kind of blower fan with baffler.
Background technique
Blower fan is widely used in the every field of national economy.Along with the increasing of country to energy-conserving and environment-protective policy support dynamics and the reinforcement of environmental administration's implementation dynamics, and the raising of user's energy-conserving and environment-protective consciousness, the development of following blower fan industry will be from environmental issue, as reduce the aspect such as power consumption, reduction fan noise and start with, require blower fan to there is the characteristic of low noise, low energy consumption etc.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of and can fall the low noise blower fan with baffler.
For achieving the above object, the present invention has adopted following technical proposal: a kind of blower fan with baffler comprises impeller housing and admission line.This impeller housing offers panel suction port, this admission line comprise air inlet end, baffler and with the opposing end of giving vent to anger of this inlet end.This end of giving vent to anger is connected to this panel suction port, and this Ji Gai outlet side, air inlet end is connected to the opposing both sides of this baffler.
In the above-mentioned blower fan with baffler, the described blower fan with baffler comprises the impeller that is positioned at this impeller housing, this impeller comprises front shroud, back shroud, impeller hub disk, wheel hub and blade, this blade is between this front shroud and this back shroud, the both sides of this blade are separately fixed on this front shroud and this back shroud, this impeller hub disk is fixed on back shroud and with this blade lives apart in the both sides of this back shroud, and this wheel hub is fixed on this impeller hub disk.
In the above-mentioned blower fan with baffler, described front shroud has the coupling part that is frustoconic shape of hollow, and this coupling part is to protruding away from this back shroud direction.
In the above-mentioned blower fan with baffler, the described end of giving vent to anger has the taper portion of giving vent to anger, this taper portion of giving vent to anger have larger end and with this larger end opposing compared with small end, should stretch in this coupling part and with this coupling part and be connected compared with small end.
In the above-mentioned blower fan with baffler, described impeller housing has connecting frame, the first panel and the second panel, this first panel and this second panel are fixed on the opposing both sides of this connecting frame, this first panel offers panel through hole, this second panel offers this panel suction port, and this connecting frame offers air outlet.
In the above-mentioned blower fan with baffler, the described blower fan with baffler comprises support, and this impeller housing is fixed on this support.
In the above-mentioned blower fan with baffler, the described blower fan with baffler comprises the driven unit being fixed on this support, and this driven unit is connected with this impeller and for driving this wheel rotation.
In the above-mentioned blower fan with baffler, described driven unit comprises motor, coupling, bearing support and transmission shaft, the rotor of this motor and this transmission shaft are connected to the both sides of this coupling, and this transmission shaft is located on this bearing support and with this wheel hub and is fixedly connected with.
In the above-mentioned blower fan with baffler, described support comprises the first supporting portion, the second supporting portion and the 3rd supporting portion, this first supporting portion and the 3rd supporting portion are connected to the both sides of this second supporting portion, this motor is fixed on this first supporting portion, this bearing support is fixed on this second supporting portion, and this impeller housing is fixed on the 3rd supporting portion.
In the above-mentioned blower fan with baffler, described baffler comprises perforation web plate, glass wool and galvanized steel plain sheet from the inside to the outside successively.
Compared with prior art, the invention has the advantages that: by baffler being set at admission line, reduced the noise that air-flow causes in inlet, promoted the Environmental Design ability of the blower fan with baffler.
Accompanying drawing explanation
Fig. 1 is the perspective view of the blower fan with baffler that provides of embodiment of the present invention.
Fig. 2 is the decomposing schematic representation of the blower fan with baffler of Fig. 1.
Fig. 3 is the decomposing schematic representation of the other direction of the blower fan with baffler of Fig. 1.
Fig. 4 be Fig. 1 the partial cross section enlarged diagram of the blower fan with baffler.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As Figure 1-4, a kind of blower fan with baffler 10 with baffler that embodiment of the present invention provides comprises support 100, driven unit 200, impeller housing 300, impeller 400 and admission line 500.
The material of this support 100 is channel-section steel, makes support 100 have larger intensity, thereby can bear larger weight and better stability is provided.This support 100 comprises the first supporting portion 102, the second supporting portion 104 and the 3rd supporting portion 106, and this first supporting portion 102 and the 3rd supporting portion 106 are connected to the both sides of this second supporting portion 104.The supporting surface 108 of the first supporting portion 102 is low compared with the supporting surface of the second supporting portion 106 110.The more flexibly configuration driven assembly 200 of height difference forming.
This driven unit 200 comprises motor 202, coupling 204, bearing support 206 and transmission shaft 208.The rotor of this motor 202 and this transmission shaft 208 are connected to the both sides of this coupling 204, in this bearing support 206, bearing are installed, and this transmission shaft 208 is located on the bearing of this bearing support 206 and puts in impeller housing 300 and is fixedly connected with impeller 400.This bearing support 206 can adopt the bearing support of SNV model.This motor 202 has motor support pin 210, and bearing support 206 has seat supports pin 212.Motor support pin 210 all offers screw (figure is mark not) with seat supports pin 212, and the first supporting portion 102 and the second supporting portion 104 also offer screw (not shown) accordingly.Motor 202 can be fixed on this first supporting portion 102 by cooperatively interacting of bolt and screw, and this bearing support 206 can be fixed on this second supporting portion 104 by cooperatively interacting of bolt and screw.Certainly,, at other mode of execution, fixing mode can also adopt as the alternate manner of welding or clamping etc.
This impeller housing 300 is fixed on the 3rd supporting portion 106.This impeller housing 300 has connecting frame 302, the first panel 304 and the second panel 306, and this first panel 304 and this second panel 306 are fixed on the opposing both sides of this connecting frame 302, and this first panel 304 offers panel through hole 308.Fixing this panel through hole 308 and the transmission shaft 208 of can making of this impeller housing 300 is in same level position.This second panel 306 offers panel suction port 310, and this connecting frame 302 offers air outlet 312, and this air outlet 312 is connected with this panel suction port 310.Along the direction of giving vent to anger, this air outlet 312 is provided with companion flange 314(counter flange), flexible link 316(flexible connection) and air outlet flange 318(outlet flange).
This impeller 400 comprises front shroud 402, back shroud 404, impeller hub disk 406, wheel hub 408 and blade 410.This blade 410 is between this front shroud 402 and back shroud 404, and the both sides of blade 410 are separately fixed on front shroud 402 and back shroud 404.This impeller hub disk 406 is fixed on back shroud 404 and with blade 410 lives apart in the both sides of back shroud 404.This wheel hub 408 is fixed on this impeller hub disk 406 and from panel through hole 308 and stretches out.This wheel hub 408 offers axis hole 412.This axis hole 412 is cylindrical.This wheel hub 408 offers vertically the groove (not shown) communicating with this axis hole 412 on the inwall of this axis hole 412.
This front shroud 402 has the coupling part that is frustoconic shape 416 of hollow, and this coupling part 416 is to protruding away from back shroud 404 directions.
One end of this transmission shaft 208 is connected with coupling 204, and the other end 214(calls in the following text and stretches into end 214) stretch in wheel hub 408 and be fixedly connected with wheel hub 408 by axis hole 412.Particularly, this stretches into the cylindrical hierarchic structure in end 214 and is arranged in the axis hole 412 of wheel hub 408.This outer circumferential face that stretches into end 214 is provided with outside thread, by nut 216 and externally threaded cooperatively interacting, this transmission shaft 208 is fixed on this impeller hub disk 406, and then the rotation of transmission shaft 208 drives impeller 400.Further, this stretches into end 214 and has the fin (not shown) of extending vertically, and fin has further guaranteed the synchronize rotation of transmission shaft 208 with impeller 400 with cooperatively interacting of groove, more reduced the loss of rotational power.
This admission line 500 is connected to this panel suction port 310.Particularly, along air inlet to the direction of giving vent to anger, this admission line 500 comprises successively connected air inlet end 502, baffler 504 (silencer), blast regulator 506 and the end 508 of giving vent to anger, this air inlet end 502 and blast regulator 506 are fixed on the both sides of baffler 504, and this end 508 of giving vent to anger is connected to this panel suction port 310.In present embodiment, this blast regulator 506 can be crossed flexible link 510 with this end 508 of giving vent to anger and be connected.The opposing both sides of flexible link 510 are provided with flange.
This baffler 504 is the cylindrical of hollow, and it comprises perforation web plate 518, glass wool 520 and galvanized steel plain sheet 522 from the inside to the outside successively.Accomplish so inner sound absorbing material, outside soundproof material, has played the effect of dual noise reduction.
This end 508 of giving vent to anger has taper give vent to anger portion 524, baffle plate 526 and the flange 528 of giving vent to anger.In the middle of this baffle plate 526, offer baffle plate through hole 530.The give vent to anger larger end of portion 524 of taper is located in this baffle plate through hole 530, taper the putting in successively in panel suction port 310 and coupling part 416 to be connected with coupling part 416 compared with small end 532 of portion 524 of giving vent to anger, and then make admission line 500 and impeller 400 form continuous plenum duct, as shown in Figure 4.Improve like this intake efficiency and reduced the disturbance of air-flow, stability and low noise while being conducive to keep having the fan operation of baffler.The give vent to anger side 534 of portion 524 and the angle of horizontal plane of this taper is 30 degree, and this side 534 is for connecting larger end and compared with the inclined-plane between small end 532.The flange 528 of giving vent to anger is fixed on the give vent to anger larger end of portion 524 being fixedly connected with one of them flange on flexible link 510 of taper.
These baffle plate 526 fixed covers are established on this panel suction port 310 and the end 508 that makes to give vent to anger is fixed on impeller housing 300, have sealed panel suction port 310 simultaneously and have made air inflow obtain effective monitoring.
When work, driven unit 200 drives impeller 400 are rotated with to air outlet 312 exhausts, and the air-flow in the air pressure official post external world forming after exhaust is entered in impeller 400 and continued to air outlet 312 exhausts by admission line 500, and then form an exhaust process.
In sum, the blower fan 10 with baffler of the present invention, by baffler 504 being set at admission line 500, has reduced the noise that air-flow causes in inlet, has promoted the Environmental Design ability of the blower fan 10 with baffler.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used the terms such as panel, cover plate, transmission shaft, motor and admission line herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention, they are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (10)
1. one kind has the blower fan of baffler, it comprises impeller housing and admission line, this impeller housing offers panel suction port, this admission line comprise air inlet end and with the opposing end of giving vent to anger of this inlet end, this end of giving vent to anger is connected to this panel suction port, it is characterized in that, this admission line comprises baffler, and this Ji Gai outlet side, air inlet end is connected to the opposing both sides of this baffler.
2. the blower fan with baffler according to claim 1, it is characterized in that, this blower fan with baffler comprises the impeller that is positioned at this impeller housing, this impeller comprises front shroud, back shroud, impeller hub disk, wheel hub and blade, this blade is between this front shroud and this back shroud, the both sides of this blade are separately fixed on this front shroud and this back shroud, and this impeller hub disk is fixed on back shroud and with this blade lives apart in the both sides of this back shroud, and this wheel hub is fixed on this impeller hub disk.
3. the blower fan with baffler according to claim 2, is characterized in that, this front shroud has the coupling part that is frustoconic shape of hollow, and this coupling part is to protruding away from this back shroud direction.
4. the blower fan with baffler according to claim 3, it is characterized in that, this end of giving vent to anger has the taper portion of giving vent to anger, this taper portion of giving vent to anger have larger end and with this larger end opposing compared with small end, should stretch in this coupling part and with this coupling part and be connected compared with small end.
5. the blower fan with baffler according to claim 1, it is characterized in that, this impeller housing has connecting frame, the first panel and the second panel, this first panel and this second panel are fixed on the opposing both sides of this connecting frame, this first panel offers panel through hole, this second panel offers this panel suction port, and this connecting frame offers air outlet.
6. the blower fan with baffler according to claim 2, is characterized in that, this blower fan with baffler comprises support, and this impeller housing is fixed on this support.
7. the blower fan with baffler according to claim 6, is characterized in that, this blower fan with baffler comprises the driven unit being fixed on this support, and this driven unit is connected with this impeller and for driving this wheel rotation.
8. the blower fan with baffler according to claim 7, it is characterized in that, this driven unit comprises motor, coupling, bearing support and transmission shaft, and the rotor of this motor and this transmission shaft are connected to the both sides of this coupling, and this transmission shaft is located on this bearing support and with this wheel hub and is fixedly connected with.
9. the blower fan with baffler according to claim 8, it is characterized in that, this support comprises the first supporting portion, the second supporting portion and the 3rd supporting portion, this first supporting portion and the 3rd supporting portion are connected to the both sides of this second supporting portion, this motor is fixed on this first supporting portion, this bearing support is fixed on this second supporting portion, and this impeller housing is fixed on the 3rd supporting portion.
10. the blower fan with baffler according to claim 1, is characterized in that, this baffler comprises perforation web plate, glass wool and galvanized steel plain sheet from the inside to the outside successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081528.6A CN103836007B (en) | 2014-03-07 | 2014-03-07 | fan with silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081528.6A CN103836007B (en) | 2014-03-07 | 2014-03-07 | fan with silencer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103836007A true CN103836007A (en) | 2014-06-04 |
| CN103836007B CN103836007B (en) | 2017-01-25 |
Family
ID=50799818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410081528.6A Active CN103836007B (en) | 2014-03-07 | 2014-03-07 | fan with silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836007B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2122957U (en) * | 1992-04-18 | 1992-11-25 | 王国栋 | Low-noise fan |
| CN2470595Y (en) * | 2001-02-28 | 2002-01-09 | 赵景文 | Fan silencer |
| KR20030064179A (en) * | 2002-01-26 | 2003-07-31 | 주식회사 삼정기연 | A silencer of ventilator |
| CN2769561Y (en) * | 2004-12-29 | 2006-04-05 | 中国船舶重工集团公司第七一一研究所 | Single-stage high-speed centrifugal compressor |
| CN201982335U (en) * | 2011-03-23 | 2011-09-21 | 浙江志江风机有限公司 | Low-noise and high-pressure centrifugal fan |
| CN202493470U (en) * | 2012-03-15 | 2012-10-17 | 上虞市贝斯特风机有限公司 | Fan of dust catcher with adjustable air quantity |
| CN203809373U (en) * | 2014-03-07 | 2014-09-03 | 巴克约根森风机（宁波）有限公司 | Draught fan with muffler |
-
2014
- 2014-03-07 CN CN201410081528.6A patent/CN103836007B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2122957U (en) * | 1992-04-18 | 1992-11-25 | 王国栋 | Low-noise fan |
| CN2470595Y (en) * | 2001-02-28 | 2002-01-09 | 赵景文 | Fan silencer |
| KR20030064179A (en) * | 2002-01-26 | 2003-07-31 | 주식회사 삼정기연 | A silencer of ventilator |
| CN2769561Y (en) * | 2004-12-29 | 2006-04-05 | 中国船舶重工集团公司第七一一研究所 | Single-stage high-speed centrifugal compressor |
| CN201982335U (en) * | 2011-03-23 | 2011-09-21 | 浙江志江风机有限公司 | Low-noise and high-pressure centrifugal fan |
| CN202493470U (en) * | 2012-03-15 | 2012-10-17 | 上虞市贝斯特风机有限公司 | Fan of dust catcher with adjustable air quantity |
| CN203809373U (en) * | 2014-03-07 | 2014-09-03 | 巴克约根森风机（宁波）有限公司 | Draught fan with muffler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103836007B (en) | 2017-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Jin Yuan Lu, Zhenhai District, Jiaochuan streets 315221 Zhejiang city of Ningbo province No. 308 Applicant after: BARKER JORGENSEN INDUSTRIAL FANS (NINGBO) CO., LTD. Address before: 315221 No. 66 Jinchuan Road, Zhenhai Nordic Industrial Park, Zhejiang, Ningbo, China Applicant before: Barker Jorgensen Industrial Fans (Ningbo) Co., Ltd. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Xu Bo Inventor after: Zou Guangming Inventor before: Xu Bo Inventor before: Zhou Guangming |
|
| COR | Change of bibliographic data | ||
| CB02 | Change of applicant information |
Address after: Jin Yuan Lu, Zhenhai District, Jiaochuan streets 315221 Zhejiang city of Ningbo province No. 308 Applicant after: Ningbo Burke Jeter industrial fan Co Ltd Address before: Jin Yuan Lu, Zhenhai District, Jiaochuan streets 315221 Zhejiang city of Ningbo province No. 308 Applicant before: BARKER JORGENSEN INDUSTRIAL FANS (NINGBO) CO., LTD. |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20181121 Granted publication date: 20170125 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20191121 Granted publication date: 20170125 |
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| PD01 | Discharge of preservation of patent |