CN202579228U - Ventilating equipment - Google Patents
Ventilating equipment Download PDFInfo
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- CN202579228U CN202579228U CN 201220148191 CN201220148191U CN202579228U CN 202579228 U CN202579228 U CN 202579228U CN 201220148191 CN201220148191 CN 201220148191 CN 201220148191 U CN201220148191 U CN 201220148191U CN 202579228 U CN202579228 U CN 202579228U
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- ventilation equipment
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Abstract
The utility model relates to ventilating equipment, which comprises a fan blade and a motor, wherein the fan blade is arranged in a frame; the motor is a direct-current brushless motor; and a rotary shaft of the motor is directly connected with the center of the fan blade. The ventilating equipment adopts a driving mode of the rotary shaft of the motor being directly connected with the fan blade, so that the energy loss due to a transmission mode through a belt in the past is reduced, and the post maintenance work such as belt replacement is removed. The direct-current brushless motor (a direct-current brushless position sensorless motor and a direct-current brushless motor position sensor motor) can carry out stepless speed regulating through a motor controller, and a user can adjust the rotating speed of a fan according to the demand of actual air quantity. The ventilating equipment is energy saving and environmental-friendly.
Description
Technical field
The utility model relates to a kind of ventilation equipment, particularly a kind of ventilation equipment that mainly in industry, use.
Background technique
Chinese patent CN200520068861.X on March 22nd, 2006 disclose a kind of poultry, greenhouse ventilation with blower fan on the automatic takeup of drivign belt; The installing drive assembly at the center of framework; Mounting blades on driven unit; Small belt pulley on the big belt pulley of driven unit utilizes driving belt and is installed on motor is connected; Motor mounting is on the top-right framework of driven unit, and driving belt is installed an Idle wheel that is used to push down the slack list on framework on the slack list that work the time is relaxed state is positioned at.This complex structure, blade can only constant speed rotate; And motor is AC motor, has shortcomings such as power consumption is many, noise is big, efficient is low, the life-span is short.In addition, through the energy loss of the kinds of drive such as belt, and the later stage also need change maintenance works such as belt.Also have, motor can only constant speed rotate, and makes it under the better or relatively poor situation of ventilating, all be in capacity operation, causes the waste of the energy.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that above-mentioned existing technology exists; And provide a kind of simple and reasonable, low noise, low energy consumption, long lifetime, high effect, easy for installation, operation is more steadily reliable, the ventilation equipment of adjustable-speed, to overcome the deficiency of existing technology.
The purpose of the utility model is to realize like this.
A kind of ventilation equipment comprise the flabellum and the motor that are arranged in the framework, it is characterized in that: said motor is a dc brushless motor, and the rotating shaft of motor directly is connected with the flabellum center.Flabellum reduces some middle driving components directly through driven by Brush-Less DC motor, has simplified installation difficulty greatly and has reduced cost; And dc brushless motor can carry out stepless speed regulation to it through electric machine controller, and the user can adjust rotation speed of fan according to the demand of actual ventilation.More energy-conserving and environment-protective.
The purpose of the utility model can also adopt following technical measures to solve.
As a kind of scheme more specifically, said flabellum and dc brushless motor are arranged on the center of framework, and frame mid portion is provided with the motor scaffold.
Two columns and be connected the dunnage between two columns about said motor scaffold comprises, the housing bottom both sides of dc brushless motor are provided with connecting base, and connecting base is fixedly connected on the dunnage.
Said dc brushless motor is a brush DC position-sensor-free motor, and it comprises housing assembly, stator assembly, rotor assembly and electric machine controller; Housing assembly comprises housing, is connected the front cover and the rear end cover at housing two ends, and stator assembly comprises stator iron core and staor winding, and rotor assembly comprises rotor magnetic steel and rotating shaft; Stator iron core is fixed in inner walls, and the lighting outlet of staor winding is electrically connected with electric machine controller, and rotor magnetic steel is arranged at the stator iron core center, and rotating shaft is stretched out outside the front and rear cover, and also corresponding respectively rotating shaft two ends are provided with fore bearing and rear bearing on the front and rear cover.
As another kind of scheme more specifically; The rotating shaft rear end of said brush DC position-sensor-free motor is provided with position transducer; Constitute brush DC position sensor motor, the rotating shaft front end of brush DC position sensor motor is connected with the flabellum center fixation.
Said position transducer is a Hall transducer, and the rotating shaft rear end is stretched out outside the rear end cover and in periphery and is set with magnet ring, and the magnet ring outer periphery is equipped with said Hall transducer, and Hall transducer is electrically connected with electric machine controller.
Said Hall transducer is arranged in the cover body, and cover body is fixedly installed on the rear end cover outside.The easy dismounting of Hall transducer of brush DC position sensor (Hall) motor of this kind of structure, easy-to-connect does not influence other structure of motor again.
The beneficial effect of the utility model is following.
1, these ventilation equipment adopt the drive motor of the motor of current state-of-the-art brush DC position-sensor-free (no Hall) technology as flabellum, and noise is lower when making equipment work, energy consumption is littler, efficient is higher, meets the environmental requirement of current energy-saving and emission-reduction.
2 and, adopt the structure of brush DC position-sensor-free (Hall) motor, break the technology of original structure fully; Need not rely on Hall element to come transmission signal; Use the set chip of high intelligence, control the running of motor fully with controller and power input line, simplified the structure of dc brushless motor greatly; Make that the operation of equipment is more steady, reliable.
When 3, these ventilation equipment adopt brush DC position sensor (Hall) motor as the drive motor of flabellum; Hall transducer is arranged on motor rear end with the structure of split; Easy disassembly and maintenance; Do not influence the internal structure of motor yet, have the advantage that noise is lower, energy consumption is littler, efficient is higher equally, meet the environmental requirement of current energy-saving and emission-reduction.
4, these ventilation equipment adopt machine shaft directly to connect the driving mode of flabellum, reduce in the past the energy loss through kinds of drive such as belts, and exempt the later maintenance work of changing belt etc.
5, dc brushless motor (brush DC position-sensor-free motor and brush DC position sensor motor) can carry out stepless speed regulation to it through electric machine controller, and the user can adjust rotation speed of fan according to the demand of actual ventilation.More energy-conserving and environment-protective.
Description of drawings
Fig. 1 is the utility model one example structure schematic representation.
Fig. 2 is a brush DC position-sensor-free electric machine structure schematic representation.
Fig. 3 is Fig. 2 sectional structure schematic representation.
Fig. 4 is a brush DC position sensor motor sectional structure schematic representation.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
To shown in Figure 3, these ventilation equipment comprise the flabellum 2 and the motor that are arranged in the framework 3 like Fig. 1, and said motor is a brush DC position-sensor-free motor 1, and the rotating shaft 1.6 of this motor directly is connected with flabellum 2 centers.
Brush DC position-sensor-free motor 1 comprises housing assembly, stator assembly, rotor assembly and electric machine controller; Housing assembly comprises housing 1.4, is connected the front cover 1.5 and the rear end cover 1.9 at housing two ends, and stator assembly comprises stator iron core 1.2 and staor winding 1.7, and rotor assembly comprises rotor magnetic steel 1.3 and rotating shaft 1.6; Stator iron core 1.2 is fixed in housing 1.4 inwalls; The lighting outlet 1.8 of staor winding 1.7 is electrically connected with electric machine controller; Rotor magnetic steel 1.3 is arranged at stator iron core 1.2 centers; Rotating shaft 1.6 is stretched out outside the front and rear cover, and also corresponding respectively rotating shaft 1.6 two ends are provided with fore bearing 4 and rear bearing 5 on the front and rear cover.Rotating shaft 1.6 front ends are connected with flabellum 2 center fixation.
Two columns 3.2 and be connected the dunnage 3.1 between two columns about the motor scaffold comprises, housing 1.4 two bottom sides of brush DC position-sensor-free motor 1 are provided with connecting base 1.1, and connecting base is fixedly connected on the dunnage 3.1.
Above-mentioned motor can also be brush DC position sensor motor; As shown in Figure 4; Position transducer is a Hall transducer 8, is provided with Hall transducer 8 in rotating shaft 1.6 rear end of brush DC position-sensor-free motor, constitutes said brush DC position sensor motor.
Rotating shaft 1.6 front ends of brush DC position sensor motor are connected with the flabellum center fixation; Rotating shaft 1.6 rear ends are stretched out outside the rear end cover 1.9 and in periphery and are set with magnet ring 7; The magnet ring outer periphery is equipped with Hall transducer 8, and Hall transducer is electrically connected with electric machine controller.Hall transducer 8 is arranged in the cover body 6, and cover body is fixedly installed on rear end cover 1.9 outsides.
Above-mentioned position transducer also can be a grating sensor etc., can also be the position transducer beyond Hall transducer and the grating sensor.
Claims (7)
1. ventilation equipment comprise the flabellum and the motor that are arranged in the framework, it is characterized in that: said motor is a dc brushless motor, and the rotating shaft of motor directly is connected with the flabellum center.
2. ventilation equipment according to claim 1 is characterized in that: said flabellum and dc brushless motor are arranged on the center of framework, and frame mid portion is provided with the motor scaffold.
3. ventilation equipment according to claim 2; It is characterized in that: two columns and be connected the dunnage between two columns about said motor scaffold comprises; The housing bottom both sides of dc brushless motor are provided with connecting base, and connecting base is fixedly connected on the dunnage.
4. ventilation equipment according to claim 1 is characterized in that: said dc brushless motor is a brush DC position-sensor-free motor, and it comprises housing assembly, stator assembly, rotor assembly and electric machine controller;
Housing assembly comprises housing, is connected the front cover and the rear end cover at housing two ends, and stator assembly comprises stator iron core and staor winding, and rotor assembly comprises rotor magnetic steel and rotating shaft;
Stator iron core is fixed in inner walls, and the lighting outlet of staor winding is electrically connected with electric machine controller, and rotor magnetic steel is arranged at the stator iron core center, and rotating shaft is stretched out outside the front and rear cover, and also corresponding respectively rotating shaft two ends are provided with fore bearing and rear bearing on the front and rear cover.
5. ventilation equipment according to claim 4; It is characterized in that: the rotating shaft rear end of said brush DC position-sensor-free motor is provided with position transducer; Constitute brush DC position sensor motor, the rotating shaft front end of brush DC position sensor motor is connected with the flabellum center fixation.
6. ventilation equipment according to claim 5; It is characterized in that: said position transducer is a Hall transducer; The rotating shaft rear end is stretched out outside the rear end cover and in periphery and is set with magnet ring, and the magnet ring outer periphery is equipped with said Hall transducer, and Hall transducer is electrically connected with electric machine controller.
7. ventilation equipment according to claim 6 is characterized in that: said Hall transducer is arranged in the cover body, and cover body is fixedly installed on the rear end cover outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220148191 CN202579228U (en) | 2012-04-10 | 2012-04-10 | Ventilating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220148191 CN202579228U (en) | 2012-04-10 | 2012-04-10 | Ventilating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202579228U true CN202579228U (en) | 2012-12-05 |
Family
ID=47248644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220148191 Expired - Fee Related CN202579228U (en) | 2012-04-10 | 2012-04-10 | Ventilating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202579228U (en) |
-
2012
- 2012-04-10 CN CN 201220148191 patent/CN202579228U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20200410 |