CN103206391A - Hybrid power roof fan - Google Patents
Hybrid power roof fan Download PDFInfo
- Publication number
- CN103206391A CN103206391A CN2013101156582A CN201310115658A CN103206391A CN 103206391 A CN103206391 A CN 103206391A CN 2013101156582 A CN2013101156582 A CN 2013101156582A CN 201310115658 A CN201310115658 A CN 201310115658A CN 103206391 A CN103206391 A CN 103206391A
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- Prior art keywords
- blower fan
- unpowered
- fan
- motor
- unpowered blower
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Abstract
The invention discloses a hybrid power roof fan. The hybrid power roof fan comprises an unpowered fan, wherein an electrical machine is installed inside the unpowered fan, the electrical machine is connected with a main shaft of the unpowered fan through a driving mechanism, and the electrical machine can drive the unpowered fan to rotate in unidirectional mode. When an indoor and outdoor temperature difference is low and outdoor natural wind is low, the electrical machine is started so as to improve rotating speed of the unpowered fan, and correspondingly, when exhaust velocity of the unpowered fan can not satisfy requirements for ventilation during a production peak period, the electrical machine is started so as to improve the rotating speed of the unpowered fan, so that the exhaust velocity can be improved by using a hybrid power drive mode and without using a mode of increasing the quantity of the unpowered fan, and ventilation requirements under different application environments are satisfied by improving own exhaust ability of the fan.
Description
Technical field
The present invention relates to unpowered blower fan technical field, relate in particular to a kind of on unpowered blower foundation improved mixed power roof ventilator.
Background technique
In buildings such as industrial premises, often adopt unpowered blower fan to carry out exhaust ventilation.Unpowered blower fan does not need the people for power is provided, and its power is mainly derived from the hot air flow of indoor rising and outdoor natural wind, by promoting the turbine main frame rotation of blower fan, to reach the effect of ventilation.Compare with driven fan, unpowered blower fan has that cost is low, noise free, no energy consumption, advantages of environment protection, and its application is very extensive.
But, the shortcoming of unpowered blower fan is also fairly obvious because the unpowered characteristic of unpowered blower fan has determined its running to be subjected to the restriction of wind speed, when the less and outdoor natural wind of the temperature difference of indoor and outdoor also hour, this will cause the rotating speed of unpowered blower fan to descend, and its exhaust velocity is had a greatly reduced quality.General settling mode is the quantity that increases unpowered blower fan in the prior art, namely fills up not enough by quantity; But, a large amount of unpowered blower fans are installed on the roof, increase no small burden can for the workshop factory building of steel framework structure, can produce destruction to the color steel of roofing watt and roof waterproof in addition.
In addition, some workshop is under the situation of ordinary production, and the exhaust velocity of unpowered blower fan can satisfy the requirement of its ventilation, but not enough again in the production peak period.At this moment, if increase unpowered blower fan to satisfy the ventilation requirement of production peak period, can produce " surplus " effect so when ordinary production, not only accelerating to increase substantially cost of production, and the wasting of resources is also very serious.
Therefore, how to improve on the basis of the unpowered blower fan of prior art, to improve the venting capacity of blower fan self, satisfied the ventilation requirement under the different application environment, become the technical problem that those skilled in the art are badly in need of solving.
Summary of the invention
Problem at the prior art existence, the objective of the invention is to propose a kind of mixed power roof ventilator, motor is installed to drive blower fan work in unpowered blower fan, has been improved the venting capacity of blower fan self, satisfied the ventilation requirement under the different application environment.
For reaching this purpose, the present invention by the following technical solutions:
A kind of mixed power roof ventilator comprises unpowered blower fan, in unpowered blower fan motor is installed, and motor is connected with the main shaft of unpowered blower fan by driving mechanism, and motor can rotate by the unpowered blower fan of unidirectional drive.
The main shaft of unpowered blower fan and the line shaft of motor are arranged vertically, and described driving mechanism comprises first bevel gear and second bevel gear of engagement driving, and the reference cone angle of two bevel gears is 45 degree; First bevel gear is ratchet, and it is installed on the main shaft of unpowered blower fan, and second bevel gear is installed on the line shaft of motor.
Line shaft at motor is installed speed reducer.
Based on disclosing of above technological scheme, the present invention possesses following beneficial effect:
Among the present invention, in unpowered blower fan motor is installed, motor is connected with the main shaft of unpowered blower fan by bevel gear drive mechanism, by the unpowered blower fan rotation of driven by motor, thereby improves the exhaust velocity of unpowered blower fan.At the less and outdoor natural wind of indoor/outdoor temperature-difference also hour, starting electrical machinery is to improve the rotating speed of unpowered blower fan, correspondingly, when the exhaust velocity of the unpowered blower fan in production peak period can not satisfy ventilation and requires, starting electrical machinery was to improve the rotating speed of unpowered blower fan; Like this, adopt the mixed power driving mode, need not to improve by the mode that increases unpowered blower fan quantity the speed of exhaust, by promoting the venting capacity of blower fan self, satisfied the ventilation requirement under the different application environment.
Description of drawings
Fig. 1 is the structural representation of a kind of mixed power roof ventilator of proposing of the present invention.
Embodiment
In order to solve the technical problem that exists in the prior art, among the present invention, improve on basis at the unpowered blower fan of prior art, in unpowered blower fan, motor is installed, rotate by the unpowered blower fan of driven by motor, thereby improved the exhaust velocity of unpowered blower fan, like this, improve the venting capacity of blower fan self, satisfied the ventilation requirement under the different application environment.
As shown in Figure 1, the structural representation of a kind of mixed power roof ventilator that proposes for the present invention.
With reference to Fig. 1, a kind of mixed power roof ventilator that the present invention proposes comprises unpowered blower fan 1, and the structure of unpowered blower fan 1 is with reference to prior art; Motor 2 is installed in unpowered blower fan 1, and motor 2 is connected with the main shaft 11 of unpowered blower fan 1 by driving mechanism 3, and motor 2 can rotate by the unpowered blower fan 1 of unidirectional drive.
The main shaft 11 of unpowered blower fan 1 is arranged vertically with the line shaft of motor 2, and described driving mechanism comprises that first bevel gear 31 of engagement driving and the reference cone angle of second bevel gear, 32, the first bevel gears 31 and second bevel gear 32 are 45 degree; First bevel gear 31 is installed on the main shaft 11 of unpowered blower fan 1, and second bevel gear 32 is installed on the line shaft of motor 2, and at the line shaft of motor 2 speed reducer 4 is installed.
Wherein, first bevel gear 31 is ratchet, and like this, when motor rotation, rotating speed of motor surpasses blower fan, then driven by motor blower fan rotation, and when motor stopped, the rotating speed of blower fan was higher than motor, and then the power of blower fan can not pass to motor.
Among the present invention, in unpowered blower fan motor is installed, motor is connected with the main shaft of unpowered blower fan by bevel gear drive mechanism, by the unpowered blower fan rotation of driven by motor, thereby improves the exhaust velocity of unpowered blower fan.At the less and outdoor natural wind of indoor/outdoor temperature-difference also hour, starting electrical machinery is to improve the rotating speed of unpowered blower fan, correspondingly, when the exhaust velocity of the unpowered blower fan in production peak period can not satisfy ventilation and requires, starting electrical machinery was to improve the rotating speed of unpowered blower fan; Like this, adopt the mixed power driving mode, need not to improve by the mode that increases unpowered blower fan quantity the speed of exhaust, by promoting the venting capacity of blower fan self, satisfied the ventilation requirement under the different application environment.
The above; only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technological scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (3)
1. mixed power roof ventilator, comprise unpowered blower fan (1), it is characterized in that, motor (2) is installed in unpowered blower fan (1), motor (2) is connected with the main shaft (11) of unpowered blower fan (1) by driving mechanism (3), and motor (2) can rotate by the unpowered blower fan of unidirectional drive (1).
2. mixed power roof ventilator according to claim 1, it is characterized in that, the main shaft (11) of unpowered blower fan (1) is arranged vertically with the line shaft of motor (2), described driving mechanism (3) comprises first bevel gear (31) and second bevel gear (32) of engagement driving, and the reference cone angle of two bevel gears is 45 degree; First bevel gear (31) is ratchet, and it is installed on the main shaft (11) of unpowered blower fan (1), and second bevel gear (32) is installed on the line shaft of motor (2).
3. mixed power roof ventilator according to claim 2 is characterized in that, at the line shaft of motor (2) speed reducer (4) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101156582A CN103206391A (en) | 2013-04-03 | 2013-04-03 | Hybrid power roof fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101156582A CN103206391A (en) | 2013-04-03 | 2013-04-03 | Hybrid power roof fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103206391A true CN103206391A (en) | 2013-07-17 |
Family
ID=48753738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101156582A Pending CN103206391A (en) | 2013-04-03 | 2013-04-03 | Hybrid power roof fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103206391A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134628A (en) * | 2015-09-09 | 2015-12-09 | 中邮建技术有限公司 | Portable power-source-free efficient ventilation and air exchange device for communication manhole |
| CN108591093A (en) * | 2018-05-07 | 2018-09-28 | 桑泽曼（上海）机电设备有限公司 | Agricultural cooling bug blower |
| CN114811791A (en) * | 2022-03-22 | 2022-07-29 | 安徽理工大学 | Smoke exhaust device for fire engineering and using method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07293995A (en) * | 1994-04-20 | 1995-11-10 | Fujitsu General Ltd | Air conditioner for telephone box |
| CN2224940Y (en) * | 1995-02-24 | 1996-04-17 | 优进工业股份有限公司 | Air drawing fan |
| CN2811452Y (en) * | 2005-07-28 | 2006-08-30 | 廖振兴 | Powerless main and auxiliary flue |
| CN1963232A (en) * | 2006-12-07 | 2007-05-16 | 岳国胜 | Fan |
| CN201089496Y (en) * | 2007-08-03 | 2008-07-23 | 杨坤池 | Wind-power bicycle |
| CN101975178A (en) * | 2010-11-19 | 2011-02-16 | 苏州顶裕节能设备有限公司 | Vertical shaft fan |
| CN201972962U (en) * | 2011-03-23 | 2011-09-14 | 浙江志江风机有限公司 | Unpowered roof fan |
-
2013
- 2013-04-03 CN CN2013101156582A patent/CN103206391A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07293995A (en) * | 1994-04-20 | 1995-11-10 | Fujitsu General Ltd | Air conditioner for telephone box |
| CN2224940Y (en) * | 1995-02-24 | 1996-04-17 | 优进工业股份有限公司 | Air drawing fan |
| CN2811452Y (en) * | 2005-07-28 | 2006-08-30 | 廖振兴 | Powerless main and auxiliary flue |
| CN1963232A (en) * | 2006-12-07 | 2007-05-16 | 岳国胜 | Fan |
| CN201089496Y (en) * | 2007-08-03 | 2008-07-23 | 杨坤池 | Wind-power bicycle |
| CN101975178A (en) * | 2010-11-19 | 2011-02-16 | 苏州顶裕节能设备有限公司 | Vertical shaft fan |
| CN201972962U (en) * | 2011-03-23 | 2011-09-14 | 浙江志江风机有限公司 | Unpowered roof fan |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134628A (en) * | 2015-09-09 | 2015-12-09 | 中邮建技术有限公司 | Portable power-source-free efficient ventilation and air exchange device for communication manhole |
| CN108591093A (en) * | 2018-05-07 | 2018-09-28 | 桑泽曼（上海）机电设备有限公司 | Agricultural cooling bug blower |
| CN114811791A (en) * | 2022-03-22 | 2022-07-29 | 安徽理工大学 | Smoke exhaust device for fire engineering and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | 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 |
Application publication date: 20130717 |
|
| RJ01 | Rejection of invention patent application after publication |