CN104405670A - Barn temperature automatic control device - Google Patents
Barn temperature automatic control device Download PDFInfo
- Publication number
- CN104405670A CN104405670A CN201410589264.5A CN201410589264A CN104405670A CN 104405670 A CN104405670 A CN 104405670A CN 201410589264 A CN201410589264 A CN 201410589264A CN 104405670 A CN104405670 A CN 104405670A
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- CN
- China
- Prior art keywords
- temperature
- motor
- sensor
- barn
- camera lens
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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
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/007—Conjoint control of two or more different functions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention relates to the technical field of barn equipment, in particular to a barn temperature automatic control device. The barn temperature automatic control device comprises a fan frame body, a motor and fan blades, wherein the motor and the fan frame body are fixedly connected, the rotating shaft of the motor and the shaft core of each fan blade are coaxially connected and matched, the barn temperature automatic control device further comprises an air speed automatic adjusting system, the air speed automatic adjusting system is connected with the motor, and the barn temperature automatic control device further comprises a temperature detecting device which is connected with the air speed automat adjusting system. According to the above structure, the air speed automatic adjusting system, the temperature detecting device and the motor are connected, the temperature inside a barn can be automatically measured, the measuring precision is high, the air speed automatic adjusting system obtains a temperature value inside the barn and automatically controls the speed, opening and closing of the motor in real time, and the manual work can be greatly reduced.
Description
Technical field
The present invention relates to silo equipment technical field, be specifically related to a kind of grain temperature automatic controller.
Background technique
Grain is the strategic resources of country, and it is national emphasis problem that grain stores always.Real-time automatic monitoring and the important component part regulated as agricultural automation field of grain temperature, its research and apply is achieving rapid progress in recent years.But existing silo TT&C system mainly manual type, wiring is complicated, and investment is large, and workload is large, and silo detects grain temperature, collects the manpower financial capacity that data need at substantial one by one, low precision and cannot regulate the temperature of silo in real time.Therefore, more intelligent detection and adjustment grain temperature become nowadays important research topic direction.
Summary of the invention
The present invention proposes a kind of grain temperature automatic controller, and the temperature of autonomous detection and in real time control silo, significantly reduces artificial.
For reaching this object, the present invention by the following technical solutions:
A kind of grain temperature automatic controller, include blower fan support body, motor and fan blade, described motor and blower fan support body are fastenedly connected, machine shaft is coaxially connected cooperation with blade shaft core, also comprise wind speed automatic regulating system, described wind speed automatic regulating system is connected with motor, also comprises the temperature-detecting device be connected with described wind speed automatic regulating system.
Described fan blade includes some blades and a wheel hub, and blade and wheel hub are detachable connection.
Described temperature-detecting device comprises housing, described enclosure interior is provided with waveguide optical screw thread, optical focus camera lens, sensor, steady temperature copper stand and circuit board, and described waveguide optical screw thread, optical focus camera lens, sensor, steady temperature copper stand are connected successively with circuit board; Described waveguide optical threaded exterior is provided with two corresponding parallel surfaces and interior forward end is provided with internal thread, and for eliminating clutter and waveguiding action, rear end is for placing described optical focus camera lens; Described optical focus camera lens adopts cone structure; Described steady temperature copper stand interior forward end is for placing described sensor, and rear end is for placing sensor leg.
Described sensor pin is connected with described circuit board.
Described wind speed automatic regulating system includes pressure transducer, PID controller and frequency variator, wherein, pressure transducer is arranged at the wind direction inlet of blower fan support body, the input end of PID controller is connected with pressure transducer, output terminal is connected with the input end of frequency variator, and the output terminal of frequency variator is connected with motor.
The present invention is according to above structure, wind speed automatic regulating system, temperature-detecting device and motor are interconnected, the temperature of automatic measurement silo inside, measuring accuracy is high, wind speed automatic regulating system obtains temperature value in silo and the speed of automatic control motor and Push And Release in real time, significantly reduces artificial work.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of one embodiment of the present of invention.
Fig. 2 is the perspective view of one embodiment of the present of invention.
Fig. 3 is the structural representation of the temperature-detecting device of one embodiment of the present of invention.
Fig. 4 is the structured flowchart of the wind speed automatic regulating system of one embodiment of the present of invention.
Wherein: blower fan support body 100, motor 200, blade 301, wheel hub 302, wind speed automatic regulating system 400, waveguide optical screw thread 1, optical focus camera lens 2, sensor 3, steady temperature copper stand 4, circuit board 5, housing 6.
Embodiment
Technological scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figures 1 to 4, a kind of grain temperature automatic controller, include blower fan support body 100, motor 200 and fan blade, described motor 200 is fastenedly connected with blower fan support body 100, machine shaft is coaxially connected cooperation with blade shaft core, also comprise wind speed automatic regulating system 400, described wind speed automatic regulating system 400 is connected with motor 200, also comprises the temperature-detecting device be connected with described wind speed automatic regulating system 400.
Described fan blade includes some blades 301 and a wheel hub 302, and blade 301 and wheel hub 302 are detachable connection.Separate machined, saves processing cost.
As shown in Figure 3, temperature-detecting device comprises housing 6, described housing 6 inside is provided with waveguide optical screw thread 1, optical focus camera lens 2, sensor 3, steady temperature copper stand 4 and circuit board 5, and described waveguide optical screw thread 1, optical focus camera lens 2, sensor 3, steady temperature copper stand 4 are connected successively with circuit board 5; Described waveguide optical screw thread 1 outside is provided with two corresponding parallel surfaces and interior forward end is provided with internal thread, and for eliminating clutter and waveguiding action, rear end is for placing described optical focus camera lens 2; Described optical focus camera lens 2 adopts cone structure; Described steady temperature copper stand 4 interior forward end is for placing described sensor 3, and rear end is for placing sensor leg.
Described sensor pin is connected with described circuit board 5.
Heat enters via Wave Guiding Optics screw thread 1, is undertaken focusing on the sensor 3 converging to middle part, carry out signal collection thermometric after filtering by optical focus camera lens 2; The steady temperature copper stand 4 at rear portion plays stability sensor 3 and does not convert the drift caused by ambient temperature, and last sensor 3 is connected to circuit board 5, has processing of circuit showing temperature.
Test angle design is appropriate, coordinates optical thread can use within 300 degree and reaches highi degree of accuracy.
Steady temperature copper stand 4 design causes temperature drift for when hot environment or low temperature environment, without the need to waiting for stable can directly test.
Steady temperature copper stand 4 for withstanding sensor 3, make sensor 3 and optical focus camera lens 2 good contact and due to temperature environment change fast endothermic, inhale cold; Cold scattering heat, acting on sensor 3 minimizing affects by temperature shock, reaches steady temperature effect.
Optical focus camera lens 2 and steady temperature copper stand 4 combine and infrared thermometer can be made to reduce costs, and can carry with; Steady warm nature can on solve the matter of time waited for needed for variation of ambient temperature, do not need 20 minutes steady temperature to wait for; Structure to diminish energy-conservation be user maximum Dary benefit, the continuous measurement of thermometric instrument energy uses one week, and power consumption reduces by 7 times.
Object energy after optical focus camera lens 2 eliminate stray light converges on sensor 3 thus, angle and important; The large front and back of angle pull the test temperature difference very large, the little instability of test signal that angle is little.
Due to structure diminish save raw material, operation save be convenient to produce, simple to operate, easy to use, without the need to the camera lens that filters, test angle is appropriate, at high or low temperatures can effective equilibrium temperature, and when making measurement, temperature is not drifted about, error is little, and structure is simple, easy to use.
As shown in Figure 4, described wind speed automatic regulating system 400 includes pressure transducer, PID controller and frequency variator, wherein, pressure transducer is arranged at the wind direction inlet of blower fan support body 100, the input end of PID controller is connected with pressure transducer, output terminal is connected with the input end of frequency variator, and the output terminal of frequency variator is connected with motor 200.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (5)
1. a grain temperature automatic controller, include blower fan support body, motor and fan blade, described motor and blower fan support body are fastenedly connected, machine shaft is coaxially connected cooperation with blade shaft core, it is characterized in that: also comprise wind speed automatic regulating system, described wind speed automatic regulating system is connected with motor, also comprises the temperature-detecting device be connected with described wind speed automatic regulating system.
2. a kind of grain temperature automatic controller according to claim 1, it is characterized in that: described fan blade includes some blades and a wheel hub, blade and wheel hub are detachable connection.
3. a kind of grain temperature automatic controller according to claim 1, it is characterized in that: described temperature-detecting device comprises housing, described enclosure interior is provided with waveguide optical screw thread, optical focus camera lens, sensor, steady temperature copper stand and circuit board, and described waveguide optical screw thread, optical focus camera lens, sensor, steady temperature copper stand are connected successively with circuit board; Described waveguide optical threaded exterior is provided with two corresponding parallel surfaces and interior forward end is provided with internal thread, and for eliminating clutter and waveguiding action, rear end is for placing described optical focus camera lens; Described optical focus camera lens adopts cone structure; Described steady temperature copper stand interior forward end is for placing described sensor, and rear end is for placing sensor leg.
4. a kind of grain temperature automatic controller as claimed in claim 3, is characterized in that: described sensor pin is connected with described circuit board.
5. a kind of grain temperature automatic controller as claimed in claim 1, it is characterized in that: described wind speed automatic regulating system includes pressure transducer, PID controller and frequency variator, wherein, pressure transducer is arranged at the wind direction inlet of blower fan support body, the input end of PID controller is connected with pressure transducer, output terminal is connected with the input end of frequency variator, and the output terminal of frequency variator is connected with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410589264.5A CN104405670A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410589264.5A CN104405670A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104405670A true CN104405670A (en) | 2015-03-11 |
Family
ID=52643324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410589264.5A Pending CN104405670A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104405670A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105993418A (en) * | 2016-05-16 | 2016-10-12 | 李桂杰 | Ventilation and cooling system used for grains and ventilation and cooling method thereof |
Citations (8)
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|---|---|---|---|---|
| CN1709021A (en) * | 2005-04-05 | 2005-12-21 | 国家粮食储备局无锡科学研究设计院 | Method and apparatus for ventilating and modifying of grain storage |
| CN101919330A (en) * | 2009-06-10 | 2010-12-22 | 王允良 | Automatic control system of intelligent low-temperature grain storage and control method thereof |
| CN202628579U (en) * | 2012-06-11 | 2012-12-26 | 佛山市盈赛机械设备有限公司 | Condensing fan for bus air conditioner |
| CN202677238U (en) * | 2012-08-02 | 2013-01-16 | 河南工业大学 | Granary intelligent ventilation control system |
| CN203364976U (en) * | 2013-07-30 | 2013-12-25 | 林加尧 | Infrared thermometer |
| CN103651762A (en) * | 2012-09-24 | 2014-03-26 | 天津市宏民微型保鲜冷库研究所 | Phase temperature controlled atmosphere fresh-keeping storehouse for fruits and vegetables |
| CN203589916U (en) * | 2013-11-27 | 2014-05-07 | 张�成 | Ventilator for variable frequency motor |
| CN103875376A (en) * | 2014-03-09 | 2014-06-25 | 苏州边枫电子科技有限公司 | Guiding temperature measuring ball controlling system based on timing start detection |
-
2014
- 2014-10-28 CN CN201410589264.5A patent/CN104405670A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1709021A (en) * | 2005-04-05 | 2005-12-21 | 国家粮食储备局无锡科学研究设计院 | Method and apparatus for ventilating and modifying of grain storage |
| CN101919330A (en) * | 2009-06-10 | 2010-12-22 | 王允良 | Automatic control system of intelligent low-temperature grain storage and control method thereof |
| CN202628579U (en) * | 2012-06-11 | 2012-12-26 | 佛山市盈赛机械设备有限公司 | Condensing fan for bus air conditioner |
| CN202677238U (en) * | 2012-08-02 | 2013-01-16 | 河南工业大学 | Granary intelligent ventilation control system |
| CN103651762A (en) * | 2012-09-24 | 2014-03-26 | 天津市宏民微型保鲜冷库研究所 | Phase temperature controlled atmosphere fresh-keeping storehouse for fruits and vegetables |
| CN203364976U (en) * | 2013-07-30 | 2013-12-25 | 林加尧 | Infrared thermometer |
| CN203589916U (en) * | 2013-11-27 | 2014-05-07 | 张�成 | Ventilator for variable frequency motor |
| CN103875376A (en) * | 2014-03-09 | 2014-06-25 | 苏州边枫电子科技有限公司 | Guiding temperature measuring ball controlling system based on timing start detection |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105993418A (en) * | 2016-05-16 | 2016-10-12 | 李桂杰 | Ventilation and cooling system used for grains and ventilation and cooling method thereof |
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Application publication date: 20150311 |