CN102518594A - Longitudinal-transverse cross-flow multi-rotor variable frequency combined fan - Google Patents
Longitudinal-transverse cross-flow multi-rotor variable frequency combined fan Download PDFInfo
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- CN102518594A CN102518594A CN2011104522026A CN201110452202A CN102518594A CN 102518594 A CN102518594 A CN 102518594A CN 2011104522026 A CN2011104522026 A CN 2011104522026A CN 201110452202 A CN201110452202 A CN 201110452202A CN 102518594 A CN102518594 A CN 102518594A
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Abstract
The invention discloses a longitudinal-transverse cross-flow multi-rotor variable frequency combined fan, which comprises side baffles (7) and a rear baffle (6). A plurality of connected cross-flow rotors (1) are disposed between the two side baffles (7). One cross-flow rotor (1) is connected with a motor (2). The cross-flow rotors (1) are in transverse linear parallel arrangement or longitudinal parallel arrangement. The longitudinal-transverse cross-flow multi-rotor variable frequency combined fan has the advantages that the fan is in a horizontal free-extension design, the vertical thickness is ultralow, air volume is high, noise is reduced greatly, and the fan is economical, energy-saving and long in service life.
Description
Technical field
The present invention relates to a kind of cross flow fan in the HVAC field, particularly a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow.
Background technique
Existing blower fan structure is applied in wind curtain machine, family expenses, car air conditioner more.In field of air conditioning, for keeping indoor set (being vaporizer during refrigeration, condenser when heating) air quantity, adopting axial-flow blower and centrifugal blower respectively is the air feed structure.Even the two wind wheels of blower fan structure on the market also just have two wind wheels in both sides a product, its diameter is the same not to be changed.There is following defective in this air feed structure: at first, in family expenses air-conditioning draught fan coil arrangement, because of the axial flow diameter big; Cause the air-conditioning internal machine thickness of market very big; Give actual design, installation, transportation, real life all makes troubles, also because blower fan is for guaranteeing air quantity; Improve motor speed, cause noise to increase; Secondly, in the air-conditioning cabinet type machine, use axial fan, for guaranteeing the air quantity of cabinet-type air conditioner, the blower fan volume is bigger; About about 30 * 30 * 20, the air-conditioning internal machine of for this reason making takes up an area of an about square meter greatly; The about 1-2 cubic meter of the volume that takes up space has taken a large amount of interior spaces, the waste resource.
In present changes in temperature radiator field, adopted cross flow fan, like the changes in temperature radiator structure, but, do not reach the standard of two of bright dress fan coil units because air quantity is limited, the use field of directly having limited to this series products lets product fall short of the reality; And for example in the car air-conditioner field, because the volume of cross flow fan is little, cross flow fan is used on the on-board air conditioner more, and same reason car body inner space is narrow; Horizontal space is bigger, therefore is fit to the cross flow fan structure, and the original structure air quantity is limited, ventilation part in the car; Reaching under the same air quantity situation, air-out area is more little, and wind speed is high more, therefore; The axial-flow fan group can strengthen air supply areas, reduces air supply velocity, and cold wind is reduced people's impact, avoids air-conditioning sickness; The field of other application for another example; The cooling heat dissipation that comprises e-machine, dry-type transformer, COPY MACHINES, projector, computer etc.; The ventilation of room, public place, vehicle; Constant temperature and drying machinery, in the household electric appliance such as cooling-heating room equipment and freezing and showcase, air-conditioning fan (air conditioning fan, mansion fan, tower fan), the mechanical, electrical fireplace of warm braw, wind curtain machine, embedded baking box, reason is all identical.All fields that is applied to blower fan, similar bamboo pole is crossed the characteristics at city gate, and the cross flow fan group can be in horizontal expansion to improve air quantity, and still, axial distance is limited after all, and the air quantity of this situation can not have been satisfied the demand.
The advantage of this cross flow fan structure is: axial length is unrestricted, can select the length of impeller according to different use needs arbitrarily; The permeate gas stream impeller flows, and receive the effect of twice power of blade, so air-flow can arrive far distance; Do not have turbulent flow, air-out is even.Its shortcoming is: turn back because of air-flow is forced in impeller, so loss of pressure head is big, efficient is lower; The outlet directionality is strong, and wind speed is higher, can reach more than 8 meters, so in the air draught structure, can make the too high bad adjusting of exhaust outlet wind speed, wind speed is high, and the people is difficult incompatible; Wind speed has when reducing and can not get enough air quantity and satisfy the demand, and cross flow fan product application area is reduced, and factory had no alternative but to big other the thicker air feed structure of actual air volume.
Summary of the invention
Defective and cross flow fan performance characteristics to existing axial-flow blower, centrifugal blower structure; The invention provides a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; Utilize the advantage of cross flow fan, evade the deficiency of structure, the performance of products internal is promoted.
To achieve these goals, the measure that the present invention taked is:
A kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; Comprise lateral retaining plate and backboard; Be provided with the tubular wine wheel that several are connected between two lateral retaining plates; One of them tubular wine wheel links to each other with motor, and the arrangement mode between the tubular wine wheel is that horizontal yi word pattern is arranged in parallel or vertically is arranged in parallel;
The number of said tubular wine wheel is for being not less than 2;
Said vertically be arranged in parallel between the tubular wine wheel through synchronous pulley, synchronously the band link to each other with magnetic clutch; Synchronous pulley is socketed on the transmission shaft; Being movably connected in transmission shaft one end that connects on the support through bearing is connected with magnetic clutch; The other end links to each other with tubular wine wheel, is provided with the whirlpool tongue between the tubular wine wheel, and the both sides up and down of tubular wine wheel group are provided with spiral case;
Said yi word pattern is arranged in parallel to connecting through coupling between the tubular wine wheel, sets up the dunnage that supports at the coupling place, and the both sides up and down of tubular wine wheel are provided with spiral case;
Said vertically being arranged in parallel to vertical arc is arranged in parallel, the diameter of each tubular wine wheel is inequality;
Said motor is a dc brushless motor.
Beneficial effect of the present invention: level is freely extended design; Vertical thickness is ultra-thin, and the blower fan group can be accomplished the 8-11 centimetre, is connected with synchronous band and belt wheel through magnetic clutch; Can make one or more wind wheel run-in synchronisms, air quantity can satisfy the air quantity demand of various blower fan structures; Because wind wheel increases, incoming air area increases, and makes air quantity be easy to reach designing requirement; Increased wind wheel, the minimizing that the rotating speed of blower fan also is directly proportional, therefore, noise reduces significantly; Dc brushless motor by efficient energy-saving has replaced original electric machine structure; Make the control of product stepless speed regulation become easier; If match automatic controller, operating cost can be lower, and a typhoon unit only need use a brushless electric machine; In 20,000 hours working life, fully play the effect of motor.
Description of drawings
Embodiment one STRUCTURE DECOMPOSITION figure among Fig. 1, the present invention;
Embodiment one overall structure schematic representation among Fig. 2, the present invention;
Embodiment one front view among Fig. 3, the present invention;
Embodiment one sectional drawing among Fig. 4, the present invention;
Embodiment two overall structure schematic representation among Fig. 5, the present invention;
Embodiment two front view among Fig. 6, the present invention;
Embodiment two sectional drawing among Fig. 7, the present invention.
Embodiment
A kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; Comprise lateral retaining plate 7 and backboard 6; Be provided with several tubular wine wheels that is connected 1 between two lateral retaining plates 7; One of them tubular wine wheel 1 links to each other with motor 2, and the arrangement mode between the tubular wine wheel 1 is that horizontal yi word pattern is arranged in parallel or vertically is arranged in parallel; The number of said tubular wine wheel 1 is for being not less than 2; Said vertically be arranged in parallel between the tubular wine wheel 1 through synchronous pulley 5, be with 8 to link to each other synchronously with magnetic clutch 14; Synchronous pulley 5 is socketed on the transmission shaft 10; Being movably connected in transmission shaft 10 1 ends that connect on the support 9 through bearing 11 is connected with magnetic clutch 14; The other end links to each other with tubular wine wheel 1, is provided with snail tongue 4 between the tubular wine wheel 1, and the both sides up and down that tubular wine wheel is 1 group are provided with spiral case 3; Said yi word pattern is arranged in parallel to connecting through coupling 12 between the tubular wine wheel 1, sets up the dunnage 13 that supports at coupling 12 places, and the both sides up and down of tubular wine wheel 1 are provided with spiral case 3; Said vertically being arranged in parallel to vertical arc is arranged in parallel, the diameter of each tubular wine wheel 1 is inequality; Said motor 2 is a dc brushless motor.
The present invention is applied to the HVAC field, owing to used vertical cross flow fan group, under same rotation speed of fan, air quantity can increase substantially, and has used and renderd a service higher dc brushless motor, makes the more effective kinetic energy that changes into of electric energy.With existing changes in temperature radiator relatively, improve and optimized product structure, under ultra-thin structure, make product can reach fan coil unit each item index, and noise will reduce; With the wall-hanging fan coil unit ratio of another patent, blower fan structure is placed on the surface cooler rear portion, and high speed winds reduces several times through surface cooler just, uses large-area exhaust outlet simultaneously, under low wind friction velocity, guarantees refrigerating efficiency; With vertical bright dress, concealed installation, use this infrastructure product and will dwindle product thickness greatly, on original surface cooler basis, can be reduced to present 8-11 centimetre product from original 18-35 centimetre, it is the same that effect keeps; Compare with cabinet air-conditioner, only need: the mechanism of wide by 80 * high by 50 * thick 10 at the metope height of original cabinet-type air conditioner exhaust outlet, is provided with installation and can accomplishes actual demand.The in enormous quantities use saved client space 1-2 cubic meter; Reduce the thickness of horizontal fan coil unit, if large size is used, one 20 layers building can reduce the building floor height of 20 * 0.15-0.35m=3-7 rice.
The present invention can enlarge in proportion and dwindle, and promptly under the indeclinable situation of this structure, enlarges five times in proportion, or dwindles five times, can both satisfy corresponding air quantity supply, and is easy to calculate.In structure in proportion, very many combination and variation are arranged, the blower fan group not only can be extended by substantially horizontal, also can prolong the curved surface direction simultaneously and extend, if use properly, even can form the air interchanger of the assistant type of novel jet aircraft; Also can accomplish the room ventilation of substantially horizontal, application is very wide.In the field that dwindles, this structure can be prolonged desktop orientation and done a series of gizmos, can make miniature super thin fan air-conditioning etc., also can make at dining table, particularly air-supply structure or the air conditioner installed on four sides of mahjong table.
The present invention is ultra-thin in the vision Vertical direction, freely extends in level or curved surface direction, utilizes the efficient performance of brushless blower fan, accomplishes vertical narrow and small air-supply design, if design proper, the novel water conservancy of invention of can deriving, wind power plant.
Beneficial effect of the present invention: level is freely extended design; Vertical thickness is ultra-thin, and the blower fan group can be accomplished the 8-11 centimetre, is connected with synchronous band and belt wheel through magnetic clutch; Can make one or more wind wheel run-in synchronisms, air quantity can satisfy the air quantity demand of various blower fan structures; Because wind wheel increases, incoming air area increases, and makes air quantity be easy to reach designing requirement; Increased wind wheel, the minimizing that the rotating speed of blower fan also is directly proportional, therefore, noise reduces significantly; Dc brushless motor by efficient energy-saving has replaced original electric machine structure; Make the control of product stepless speed regulation become easier; If match automatic controller, operating cost can be lower, and a typhoon unit only need use a brushless electric machine; In 20,000 hours working life, fully play the effect of motor.
Those skilled in the art's simple change and replacement all are within protection scope of the present invention in related domain.
Claims (6)
1. one kind in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; Comprise lateral retaining plate (7) and backboard (6); It is characterized in that: be provided with several tubular wine wheels that is connected (1) between two lateral retaining plates (7); One of them tubular wine wheel (1) links to each other with motor (2), and the arrangement mode between the tubular wine wheel (1) is that horizontal yi word pattern is arranged in parallel or vertically is arranged in parallel.
2. according to claim 1 a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow, it is characterized in that: the number of said tubular wine wheel (1) is for being not less than 2.
3. according to claim 2 a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; It is characterized in that: said vertically being arranged in parallel to linking to each other with magnetic clutch (14) through synchronous pulley (5), synchronous band (8) between the tubular wine wheel (1); Synchronous pulley (5) is socketed on the transmission shaft (10); Being movably connected in transmission shaft (10) one ends that connect on the support (9) through bearing (11) is connected with magnetic clutch (14); The other end links to each other with tubular wine wheel (1), is provided with whirlpool tongue (4) between the tubular wine wheel (1), and the both sides up and down of tubular wine wheel (1) group are provided with spiral case (3).
4. according to claim 2 a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow; It is characterized in that: said yi word pattern is arranged in parallel to connecting through coupling (12) between the tubular wine wheel (1); Locate to set up the dunnage (13) that supports at coupling (12), the both sides up and down of tubular wine wheel (1) are provided with spiral case (3).
5. according to claim 3 a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow, it is characterized in that: said vertically being arranged in parallel to vertical arc is arranged in parallel, the diameter of each tubular wine wheel (1) is inequality.
6. described a kind of in length and breadth to the windy frequency conversion combined type blower fan of taking turns of through-flow according to arbitrary claim in the claim 1 ~ 5, it is characterized in that: said motor (2) is a dc brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104522026A CN102518594A (en) | 2011-12-30 | 2011-12-30 | Longitudinal-transverse cross-flow multi-rotor variable frequency combined fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104522026A CN102518594A (en) | 2011-12-30 | 2011-12-30 | Longitudinal-transverse cross-flow multi-rotor variable frequency combined fan |
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| Publication Number | Publication Date |
|---|---|
| CN102518594A true CN102518594A (en) | 2012-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104522026A Pending CN102518594A (en) | 2011-12-30 | 2011-12-30 | Longitudinal-transverse cross-flow multi-rotor variable frequency combined fan |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298876A (en) * | 2015-11-16 | 2016-02-03 | 珠海格力电器股份有限公司 | Fan blade motor matching method and system of air duct machine |
| CN106051947A (en) * | 2016-07-19 | 2016-10-26 | 风神空气生态技术工程（上海）有限公司 | Ultra-thin low-noise energy-saving sill type air supply system for improving indoor environment |
| CN106288126A (en) * | 2016-10-26 | 2017-01-04 | 广东绿岛风室内空气系统科技有限公司 | A kind of double air outlet air curtain |
| CN106640702A (en) * | 2016-11-29 | 2017-05-10 | 佛山市顺德区卓高电机制造有限公司 | Direct-current brushless fan device |
| CN108626767A (en) * | 2018-05-28 | 2018-10-09 | 江苏春江恒跃节能科技有限公司 | Warm-air drier Blast mechanism, warm-air drier and its working method |
-
2011
- 2011-12-30 CN CN2011104522026A patent/CN102518594A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298876A (en) * | 2015-11-16 | 2016-02-03 | 珠海格力电器股份有限公司 | Fan blade motor matching method and system of air duct machine |
| CN106051947A (en) * | 2016-07-19 | 2016-10-26 | 风神空气生态技术工程（上海）有限公司 | Ultra-thin low-noise energy-saving sill type air supply system for improving indoor environment |
| CN106288126A (en) * | 2016-10-26 | 2017-01-04 | 广东绿岛风室内空气系统科技有限公司 | A kind of double air outlet air curtain |
| CN106640702A (en) * | 2016-11-29 | 2017-05-10 | 佛山市顺德区卓高电机制造有限公司 | Direct-current brushless fan device |
| CN108626767A (en) * | 2018-05-28 | 2018-10-09 | 江苏春江恒跃节能科技有限公司 | Warm-air drier Blast mechanism, warm-air drier and its working method |
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Application publication date: 20120627 |