CN107882751A - A kind of direct connection flow-mixing blower fan - Google Patents
A kind of direct connection flow-mixing blower fan Download PDFInfo
- Publication number
- CN107882751A CN107882751A CN201710917286.3A CN201710917286A CN107882751A CN 107882751 A CN107882751 A CN 107882751A CN 201710917286 A CN201710917286 A CN 201710917286A CN 107882751 A CN107882751 A CN 107882751A
- Authority
- CN
- China
- Prior art keywords
- hush pipe
- fan casing
- stage impeller
- blower fan
- direct connection
- 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
- F04D29/08—Sealings
- F04D29/083—Sealings especially adapted for elastic fluid pumps
-
- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
-
- 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
- F04D29/66—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
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
Abstract
The present invention proposes a kind of direct connection flow-mixing blower fan, including being provided with insulating sandwich on the outside of Fan casing, one stage impeller is located in Fan casing from left to right, sencond stage impeller, guide shell, motor is located in guide shell, motor passes through motor axis connection sencond stage impeller, sencond stage impeller connects one stage impeller by rotating shaft, the outside of guide shell is provided with flow deflector, the bottom of Fan casing is installed with support base, wind flows from left to right, the left end of Fan casing is installed with inlet side hush pipe, the left end of inlet side hush pipe is provided with Venturi tube, the right-hand member of Fan casing is installed with air side hush pipe.Good heat dissipation effect of the present invention, good muffling effect.
Description
Technical field
The present invention relates to blower fan technical field, more particularly to a kind of direct connection flow-mixing blower fan.
Background technology
The performance of flow-mixing blower fan is between axial flow blower and centrifugal blower, in medium air quantity and middle pressure application scenario
With its unique advantage.Flow-mixing blower fan belongs to pipeline fan, logical in the common blowing and discharging fan of industrial civil building, fire control smoke exhausting etc.
It is widely used in wind system.With energy-conserving and environment-protective and the raising to environmental noise pollution requirement, apply in the market
Flow-mixing blower fan has the following disadvantages：
1. belt transmission, consumable accessory and equipment manufacturing costs and the maintenance cost for adding equipment are high；
2. erasure effect is bad, noise pollution is caused；
3. heat-insulating efficiency is bad, Fan casing easily scalds people, and radiating effect is bad.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to propose a kind of direct connection flow-mixing blower fan, good heat dissipation effect, erasure effect
It is good.
Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of direct connection flow-mixing blower fan, it is characterised in that
Including Fan casing, one stage impeller, sencond stage impeller, motor, inlet side hush pipe, air side hush pipe, cooling bucket, the blower fan
Insulating sandwich is provided with the outside of shell, the upper left of the insulating sandwich is provided with cooling water intake, the top of the insulating sandwich
Right side is provided with cooling water water return outlet, and the cooling water intake is connected to the delivery port of cooling bucket by water inlet pipe, described cold
But water water return outlet is connected to the water inlet of suction pump by return pipe, and the delivery port of the suction pump is connected to cold by return pipe
But the water inlet of bucket, it is located at from left to right located at one stage impeller, sencond stage impeller, guide shell, the motor in the Fan casing
In the guide shell, for the motor by motor axis connection sencond stage impeller, sencond stage impeller connects one stage impeller by rotating shaft, described
The outside of guide shell is provided with flow deflector, and the bottom of the Fan casing is installed with support base, and wind flows from left to right, Fan casing
Left end be installed with inlet side hush pipe, the left end of inlet side hush pipe is provided with Venturi tube, the right side of the Fan casing
End is installed with air side hush pipe.
Further, the one stage impeller and sencond stage impeller are made up of wheel hub and blade, and the blade is welded on the wheel
On hub.
Further, the second silencing cotton is installed on the madial wall of the inlet side hush pipe, the blast pipe hush pipe
Centre position is provided with silencing baffles.
Further, the silencing baffles are made up of multiple fanning strips, and each fanning strip is provided with bloop.
Further, noise reduction hole wall, the noise reduction hole wall and the air side hush pipe are provided with the air side hush pipe
The first silencing cotton is provided between inwall.
Further, the both ends of the inlet side hush pipe and air side hush pipe are Open architecture, are connected with Fan casing
It is logical.
Further, water seal is provided between the insulating sandwich and the Fan casing.
Further, beam is provided between the support base and the Fan casing.
The advantage of the invention is that：1st, by setting insulating sandwich in the outside of Fan casing, it is passed through in insulating sandwich cold
But water, can effectively reduce the heat in Blower Housing and blower fan, prevent staff etc. because imprudence close to Fan casing when
It is burned；2nd, beam is set in the bottom of Fan casing and support seat support, can effectively reduces vibration during blower fan work, enter
And reduce the generation of heat；3rd, inlet side hush pipe is installed in the left end of Fan casing, inlet side hush pipe is arranged on Venturi tube
Between Fan casing air inlet, the erasure effect than traditional silencer cover being arranged on the outside of Fan casing is more preferable, in order to subtract as far as possible
Few resistance to air intake, while and can preferably carries out noise reduction, the present invention sets silencing baffles, noise reduction in the hush pipe of inlet side
Baffle plate is made up of evenly spaced fan-shaped acoustical panel, and bloop is set on fanning strip, can noise reduction and can as far as possible reduce to air intake
Resistance, and then avoid reduce fan efficiency；4th, for more preferable noise reduction, hush pipe is there are also installed on the right side of Fan casing, and
And in order to improve the air-out efficiency of blower fan, and can improves erasure effect, noise reduction hole wall is provided with the hush pipe of air side, in noise reduction
First silencing cotton is set between hole wall and hush pipe inwall；5th, direct connection flow-mixing blower fan of the invention, motor is directly and sencond stage impeller
By motor axis connection, traditional belt-type connection is instead of, improves fan efficiency.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of direct connection flow-mixing blower fan of the present invention；
Fig. 2 is a kind of structural representation of the silencing baffles of direct connection flow-mixing blower fan of the present invention.
Wherein：1st, Venturi tube；2nd, inlet side hush pipe；3rd, Fan casing；4th, one stage impeller；5th, sencond stage impeller；6th, it is heat-insulated
Interlayer；7th, motor；8th, motor shaft；9th, guide shell；10th, flow deflector；11st, support base；12nd, beam；13rd, air side hush pipe；
14th, the first silencing cotton；15th, noise reduction hole wall；16th, silencing baffles；17th, the second silencing cotton；18th, bloop；19th, bucket is cooled down；20、
Water inlet pipe；21st, suction pump；22nd, return pipe.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
As depicted in figs. 1 and 2, a kind of direct connection flow-mixing blower fan, including Fan casing 3, one stage impeller 4, sencond stage impeller 5, motor
7th, inlet side hush pipe 2, air side hush pipe 13, cooling bucket 19, the outside of the Fan casing 3 are provided with insulating sandwich 6, it is described every
The upper left of hot interlayer 6 is provided with cooling water intake, and the upper right of the insulating sandwich 6 is provided with cooling water water return outlet, institute
The delivery port that cooling water intake is connected to cooling bucket 19 by water inlet pipe 20 is stated, the cooling water water return outlet passes through return pipe
22 are connected to the water inlet of suction pump 21, and the delivery port of the suction pump 21 is connected to entering for cooling bucket 19 by return pipe 22
The mouth of a river, led from left to right located at one stage impeller 4, sencond stage impeller 5, guide shell 9, the motor 7 positioned at described in the Fan casing 3
In flow cartridge 9, for the motor 7 by the axis connection sencond stage impeller 5 of motor 7, sencond stage impeller 5 connects one stage impeller 4 by rotating shaft, described
The outside of guide shell 9 is provided with flow deflector 10, and the bottom of the Fan casing 3 is installed with support base 11, and wind flows from left to right,
The left end of Fan casing 3 is installed with inlet side hush pipe 2, and the left end of inlet side hush pipe 2 is provided with Venturi tube 1, described
The right-hand member of Fan casing 3 is installed with air side hush pipe 13.
Further, the one stage impeller 4 and sencond stage impeller 5 are made up of wheel hub and blade, and the blade is welded on described
On wheel hub.
Further, the second silencing cotton 17, the blast pipe hush pipe are installed on the madial wall of the inlet side hush pipe 2
Centre position silencing baffles 16 are installed.
Further, the silencing baffles 16 are made up of multiple fanning strips, and each fanning strip is provided with bloop 18.
Further, be provided with the wall 15 of bloop 18 in the air side hush pipe 13, the wall 15 of bloop 18 with it is described go out
The first silencing cotton 14 is provided between the inwall of wind side hush pipe 13.
Further, the both ends of the inlet side hush pipe 2 and air side hush pipe 13 are Open architecture, with Fan casing
3 connections.
Further, it is provided with water seal between the insulating sandwich 6 and the Fan casing 3.
Further, beam 12 is provided between the support base 11 and the Fan casing 3.
The present invention by the outside of Fan casing set insulating sandwich, cooling water is passed through in insulating sandwich, can be effective
The heat in Blower Housing and blower fan is reduced, prevents staff etc. because being burned when imprudence is close to Fan casing；In blower fan
The bottom of shell sets beam with support seat support, can effectively reduce vibration during blower fan work, and then reduce the production of heat
It is raw；Inlet side hush pipe is installed in the left end of Fan casing, inlet side hush pipe be arranged on Venturi tube and Fan casing air inlet it
Between, the erasure effect than traditional silencer cover being arranged on the outside of Fan casing is more preferable, in order to reduce the resistance to air intake as far as possible, together
When and can preferably carry out noise reduction, the present invention sets silencing baffles in the hush pipe of inlet side, and silencing baffles are by evenly spaced
Fan-shaped acoustical panel composition, bloop is set on fanning strip, can noise reduction and can try one's best the resistance reduced to air intake, and then avoid dropping
Low fan efficiency；For more preferable noise reduction, hush pipe is there are also installed on the right side of Fan casing, and in order to improve the air-out of blower fan
Efficiency, and can improve erasure effect, noise reduction hole wall are provided with the hush pipe of air side, between noise reduction hole wall and hush pipe inwall
First silencing cotton is set；The direct connection flow-mixing blower fan of the present invention, motor, by motor axis connection, instead of biography directly with sencond stage impeller
The belt-type connection of system, improves fan efficiency.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of direct connection flow-mixing blower fan, it is characterised in that disappear including Fan casing, one stage impeller, sencond stage impeller, motor, inlet side
Sound cylinder, air side hush pipe, cooling bucket, the Fan casing outside are provided with insulating sandwich, the upper left of the insulating sandwich
Provided with cooling water intake, the upper right of the insulating sandwich is provided with cooling water water return outlet, and the cooling water intake passes through
Water inlet pipe is connected to the delivery port of cooling bucket, and the cooling water water return outlet is connected to the water inlet of suction pump by return pipe,
The delivery port of the suction pump is connected to the water inlet of cooling bucket by return pipe, and one is located at from left to right in the Fan casing
Level impeller, sencond stage impeller, guide shell, the motor are located in the guide shell, and the motor passes through motor axis connection two level leaf
Wheel, sencond stage impeller connect one stage impeller by rotating shaft, and the outside of the guide shell is provided with flow deflector, and the bottom of the Fan casing is consolidated
Dingan County is equipped with support base, and wind flows from left to right, and the left end of Fan casing is installed with inlet side hush pipe, inlet side hush pipe
Left end Venturi tube is installed, the right-hand member of the Fan casing is installed with air side hush pipe.
2. a kind of direct connection flow-mixing blower fan according to claim 1, it is characterised in that the one stage impeller and sencond stage impeller are equal
It is made up of wheel hub and blade, the blade is welded on the wheel hub.
A kind of 3. direct connection flow-mixing blower fan according to claim 1, it is characterised in that the madial wall of the inlet side hush pipe
On the second silencing cotton is installed, the centre position of the blast pipe hush pipe is provided with silencing baffles.
4. a kind of direct connection flow-mixing blower fan according to claim 3, it is characterised in that the silencing baffles are by multiple fanning strips
Composition, each fanning strip are provided with bloop.
5. a kind of direct connection flow-mixing blower fan according to claim 1, it is characterised in that be provided with and disappear in the air side hush pipe
Sound hole wall, the first silencing cotton is provided between the noise reduction hole wall and the air side hush pipe inwall.
6. a kind of direct connection flow-mixing blower fan according to claim 1, it is characterised in that the inlet side hush pipe and air side
The both ends of hush pipe are Open architecture, are connected with Fan casing.
7. a kind of direct connection flow-mixing blower fan according to claim 1, it is characterised in that the insulating sandwich and the Fan casing
Between be provided with water seal.
A kind of 8. direct connection flow-mixing blower fan according to claim 1, it is characterised in that the support base and the Fan casing it
Between be provided with beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917286.3A CN107882751A (en) | 2017-09-30 | 2017-09-30 | A kind of direct connection flow-mixing blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917286.3A CN107882751A (en) | 2017-09-30 | 2017-09-30 | A kind of direct connection flow-mixing blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107882751A true CN107882751A (en) | 2018-04-06 |
Family
ID=61781049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710917286.3A Pending CN107882751A (en) | 2017-09-30 | 2017-09-30 | A kind of direct connection flow-mixing blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107882751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296556A (en) * | 2018-11-17 | 2019-02-01 | 镇江市美鑫塑料粉末有限公司 | A kind of powdery paints high pressure blower |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2262619Y (en) * | 1995-08-16 | 1997-09-17 | 南通市净海暖通设备厂 | Mixed flow ventilator |
| JP2005307985A (en) * | 2005-06-17 | 2005-11-04 | Matsushita Electric Ind Co Ltd | Electric blower for vacuum cleaner and vacuum cleaner using same |
| CN202417969U (en) * | 2011-12-20 | 2012-09-05 | 山西潞安环保能源开发股份有限公司 | Variable-speed double-stage axial-flow local fan |
| CN204126931U (en) * | 2014-09-16 | 2015-01-28 | 浙江特风风机有限公司 | Wind Volume durable type blower fan |
| CN205841281U (en) * | 2016-07-04 | 2016-12-28 | 常山县吉华风机厂 | A kind of flow-mixing blower fan of double fan |
| CN206268100U (en) * | 2016-11-09 | 2017-06-20 | 中建八局第一建设有限公司 | A kind of firefighting fan |
-
2017
- 2017-09-30 CN CN201710917286.3A patent/CN107882751A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2262619Y (en) * | 1995-08-16 | 1997-09-17 | 南通市净海暖通设备厂 | Mixed flow ventilator |
| JP2005307985A (en) * | 2005-06-17 | 2005-11-04 | Matsushita Electric Ind Co Ltd | Electric blower for vacuum cleaner and vacuum cleaner using same |
| CN202417969U (en) * | 2011-12-20 | 2012-09-05 | 山西潞安环保能源开发股份有限公司 | Variable-speed double-stage axial-flow local fan |
| CN204126931U (en) * | 2014-09-16 | 2015-01-28 | 浙江特风风机有限公司 | Wind Volume durable type blower fan |
| CN205841281U (en) * | 2016-07-04 | 2016-12-28 | 常山县吉华风机厂 | A kind of flow-mixing blower fan of double fan |
| CN206268100U (en) * | 2016-11-09 | 2017-06-20 | 中建八局第一建设有限公司 | A kind of firefighting fan |
Non-Patent Citations (1)
| Title |
|---|
| 郝艳红: "《火电厂环境保护》", 31 December 2008, 中国电力出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296556A (en) * | 2018-11-17 | 2019-02-01 | 镇江市美鑫塑料粉末有限公司 | A kind of powdery paints high pressure blower |
| CN109296556B (en) * | 2018-11-17 | 2024-02-20 | 浙江悦风机械有限公司 | Powder coating high-pressure fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110360616A (en) | Air in kitchen regulating system | |
| CN108119963A (en) | Outdoor unit and with its air conditioner | |
| CN202493456U (en) | Jet flow type induced ventilator | |
| CN107882751A (en) | A kind of direct connection flow-mixing blower fan | |
| CN106482195A (en) | Series connection two fans noise reducing type range hood | |
| CN207999554U (en) | A kind of muffling air duct | |
| CN104949172A (en) | Serial double-fan-type range hood | |
| CN208885556U (en) | A kind of firefighting fan | |
| CN206545597U (en) | A kind of low noise piping lane blower fan | |
| CN211819631U (en) | Container structure of container type gas generator set | |
| CN203516111U (en) | Noise insulation enclosure for roots blower | |
| CN207299296U (en) | A kind of wall-mounted fresh air machine of side wall | |
| CN209214004U (en) | A kind of air-conditioner outdoor unit and air conditioner | |
| CN206352856U (en) | A kind of heating air box | |
| CN107101236A (en) | A kind of oil smoke whiz device for air outlet for kitchen ventilator | |
| CN208269453U (en) | The mounting structure of net for air-source heat pump units | |
| CN211977029U (en) | Air conditioner for tall and big space | |
| CN111577636A (en) | Breed and use low noise centrifugal fan | |
| CN206890694U (en) | Seat hanging air-conditioning | |
| CN103470510A (en) | Roots blower sound-insulation cover | |
| CN209026914U (en) | A kind of range hood | |
| CN205714855U (en) | A kind of smoke exhaust fan bend muffler | |
| CN207716497U (en) | A kind of series connection two fans type range hood | |
| CN217630920U (en) | Novel roofing exhaust pipe structure | |
| CN216343032U (en) | Fan tuber pipe structure of built-in water conservancy diversion piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180406 |