CN104405669A - Barn temperature automatic control single-machine type centrifugal fan - Google Patents
Barn temperature automatic control single-machine type centrifugal fan Download PDFInfo
- Publication number
- CN104405669A CN104405669A CN201410586738.0A CN201410586738A CN104405669A CN 104405669 A CN104405669 A CN 104405669A CN 201410586738 A CN201410586738 A CN 201410586738A CN 104405669 A CN104405669 A CN 104405669A
- Authority
- CN
- China
- Prior art keywords
- temperature
- motor
- standalone
- speed automatic
- impeller
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
- A01F25/00—Storing agricultural or horticultural produce; Hanging-up harvested fruit
- A01F25/16—Arrangements in forage silos
- A01F25/22—Ventilating arrangements
-
- 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
- F04D27/02—Surge control
- F04D27/0261—Surge control by varying driving speed
Abstract
The invention relates to the technical field of barn equipment, in particular to a barn temperature automatic control single-machine type centrifugal fan. The barn temperature automatic control single-machine type centrifugal fan comprises a volute, a motor and an impeller, wherein the volute is provided with an air inlet and an air outlet, the impeller is arranged on the middle part of the volute, the motor is fixed on the middle part of the volute through a supporting rod and is coaxially connected with the impeller in a matched mode, the centrifugal fan further comprises an air speed automatic adjusting system, the air speed automatic adjusting system is connected with the motor, and the centrifugal fan further comprises a temperature detecting device connected with the air speed automatic 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 and the 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 and automatically control standalone centrifugal blower.
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 and automatically controls standalone centrifugal blower, 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 controls standalone centrifugal blower automatically, include spiral case, motor and impeller, wherein, spiral case is provided with intake grill and exhaust outlet, impeller is arranged in the middle part of spiral case, and described motor to be fixed in the middle part of spiral case by supporting rod and to be coaxially connected cooperation with impeller, also comprises 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 impeller includes wheel hub, lower end surface, upper-end surface and blade, and wherein, wheel hub and motor are fastenedly connected, and lower end surface is connected with wheel hub and coordinates, and blade is arranged between upper-end surface and lower end surface.
Described spiral case is arranged at strip hole in exhaust outlet housing position, strip hole and exhaust outlet vertically opposite.
Described spiral case adopts stainless steel material to make, and its exhaust outlet is designed to four limit diffusion formula structures.
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 perspective view of the present invention.
Fig. 2 is Facad structure schematic diagram of the present invention.
Fig. 3 is plan structure schematic diagram of the present invention.
Fig. 4 is the structural representation of the temperature-detecting device of one embodiment of the present of invention.
Fig. 5 is the structured flowchart of the wind speed automatic regulating system of one embodiment of the present of invention.
Wherein: have spiral case 100, strip hole 110, motor 200, impeller 300, supporting rod 400, wind speed automatic regulating system 500, 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 Fig. 1 to 5, train air-conditioning centrifugal blower of the present invention, include spiral case 100, motor 200 and impeller 300, wherein, spiral case 100 is provided with intake grill and exhaust outlet, impeller 300 is arranged in the middle part of spiral case 100, motor 200 is by supporting rod 400, to be fixed in the middle part of spiral case 100 and to be coaxially connected cooperation with impeller 300, also comprise wind speed automatic regulating system 500, described wind speed automatic regulating system 500 is connected with motor, also comprises the temperature-detecting device be connected with described wind speed automatic regulating system 500.
Above-mentioned impeller 300 includes wheel hub, lower end surface, upper-end surface and blade, and wherein, wheel hub and motor 200 are fastenedly connected, and lower end surface is connected with wheel hub and coordinates, and blade is arranged between upper-end surface and lower end surface.
Above-mentioned spiral case 100 is arranged at strip hole 110 in exhaust outlet housing position, and strip hole 110 is vertically opposite with exhaust outlet, and strip hole 110 can reduce flow perturbation, makes the air-out of air-conditioning centrifuge more uniform and stable.Further, described spiral case 100 adopts stainless steel material to make, and its exhaust outlet is designed to four limit diffusion formula structures.
As shown in Figure 4, 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 5, described wind speed automatic regulating system 500 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 (7)
1. a grain temperature controls standalone centrifugal blower automatically, include spiral case, motor and impeller, wherein, spiral case is provided with intake grill and exhaust outlet, impeller is arranged in the middle part of spiral case, and described motor to be fixed in the middle part of spiral case by supporting rod and to be coaxially connected cooperation with impeller, 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 controls standalone centrifugal blower automatically according to claim 1, it is characterized in that: described impeller includes wheel hub, lower end surface, upper-end surface and blade, wherein, wheel hub and motor are fastenedly connected, lower end surface is connected with wheel hub and coordinates, and blade is arranged between upper-end surface and lower end surface.
3. a kind of grain temperature controls standalone centrifugal blower automatically according to claim 1, it is characterized in that: described spiral case is arranged at strip hole in exhaust outlet housing position, strip hole and exhaust outlet vertically opposite.
4. a kind of grain temperature controls standalone centrifugal blower automatically according to claim 1, it is characterized in that: described spiral case adopts stainless steel material to make, and its exhaust outlet is designed to four limit diffusion formula structures.
5. a kind of grain temperature according to claim 1 controls standalone centrifugal blower automatically, 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.
6. a kind of grain temperature as claimed in claim 5 controls standalone centrifugal blower automatically, it is characterized in that: described sensor pin is connected with described circuit board.
7. a kind of grain temperature as claimed in claim 1 controls standalone centrifugal blower automatically, 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 |
|---|---|---|---|
| CN201410586738.0A CN104405669A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control single-machine type centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410586738.0A CN104405669A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control single-machine type centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104405669A true CN104405669A (en) | 2015-03-11 |
Family
ID=52643323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410586738.0A Pending CN104405669A (en) | 2014-10-28 | 2014-10-28 | Barn temperature automatic control single-machine type centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104405669A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475966A (en) * | 2016-01-14 | 2018-08-31 | Lg伊诺特有限公司 | Fan motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201123268Y (en) * | 2007-11-28 | 2008-10-01 | 刘经天 | Automatic temperature controlling and ventilating apparatus for food storage |
| KR100976188B1 (en) * | 2009-06-05 | 2010-08-17 | 이상종 | Food storage tank that outside air inhalation of air device is equiped |
| US20100250008A1 (en) * | 2001-08-10 | 2010-09-30 | Cerys Systems, Inc. | Grain aeration systems and techniques |
| CN202628561U (en) * | 2012-06-11 | 2012-12-26 | 佛山市盈赛机械设备有限公司 | Centrifugal fan for train air conditioner |
| 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 |
| CN203364976U (en) * | 2013-07-30 | 2013-12-25 | 林加尧 | Infrared thermometer |
| CN103576727A (en) * | 2013-11-20 | 2014-02-12 | 哈尔滨工程大学 | Device for measuring and monitoring temperature and humidity of granary |
-
2014
- 2014-10-28 CN CN201410586738.0A patent/CN104405669A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100250008A1 (en) * | 2001-08-10 | 2010-09-30 | Cerys Systems, Inc. | Grain aeration systems and techniques |
| CN201123268Y (en) * | 2007-11-28 | 2008-10-01 | 刘经天 | Automatic temperature controlling and ventilating apparatus for food storage |
| KR100976188B1 (en) * | 2009-06-05 | 2010-08-17 | 이상종 | Food storage tank that outside air inhalation of air device is equiped |
| CN202628561U (en) * | 2012-06-11 | 2012-12-26 | 佛山市盈赛机械设备有限公司 | Centrifugal fan for train air conditioner |
| 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 |
| CN203364976U (en) * | 2013-07-30 | 2013-12-25 | 林加尧 | Infrared thermometer |
| CN103576727A (en) * | 2013-11-20 | 2014-02-12 | 哈尔滨工程大学 | Device for measuring and monitoring temperature and humidity of granary |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108475966A (en) * | 2016-01-14 | 2018-08-31 | Lg伊诺特有限公司 | Fan motor |
| US10851793B2 (en) | 2016-01-14 | 2020-12-01 | Lg Innotek Co., Ltd. | Fan motor comprising a housing and a printed circuit board disposed outside of a lower housing and coupled to a concavely formed board coupling portion at a lower surface of the housing |
| CN108475966B (en) * | 2016-01-14 | 2021-04-20 | Lg伊诺特有限公司 | Fan motor |
| US11525450B2 (en) | 2016-01-14 | 2022-12-13 | Lg Innotek Co., Ltd. | Fan motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104458636A (en) | CO2 gas concentration monitoring device and method with automatic temperature and air pressure compensation | |
| CN103324222A (en) | Heat pump laboratory temperature and humidity control and energy dissipation efficiency testing system and method | |
| CN102768162A (en) | Device for detecting moisture isothermal adsorption and desorption of biomass | |
| CN202823407U (en) | Test chamber device capable of automatically controlling temperatures | |
| CN204255852U (en) | A kind of CO with temperature and air pressure auto-compensation 2gas concentration inspect device | |
| MX2021014636A (en) | Hot wire anemometer air flow measurement, puff detection and ambient temperature tracking. | |
| CN104405669A (en) | Barn temperature automatic control single-machine type centrifugal fan | |
| CN203376234U (en) | Field oil smoke detection equipment | |
| CN204374036U (en) | Cement granularity on-line measuring device | |
| CN201355350Y (en) | Temperature-controlled heat flow meter building enclosure structure heat transfer coefficient detector | |
| CN103149955B (en) | Temperature accurate control device used for integrated cavity spectrum technology isotope analysis | |
| CN104405670A (en) | Barn temperature automatic control device | |
| CN203133630U (en) | Automatic setting system for PID temperature control circuit parameter of semiconductor cooler simulation | |
| CN203364976U (en) | Infrared thermometer | |
| CN201464703U (en) | Cryomicroscope object stage | |
| CN208540187U (en) | A kind of small-sized greasy filth heater | |
| CN104454607A (en) | Automatic granary temperature control centrifugal fan | |
| CN202433331U (en) | Ventilated dry-wet-bulb temperature test device | |
| CN204392608U (en) | A kind of performance test is with inhaling hydrogen actuating elements device | |
| CN204330570U (en) | The real time spectrum pick-up unit of a kind of aqueous solution and hydrogel temperature-sensing property | |
| CN203324864U (en) | Intelligent temperature and humidity control system for power distribution cabinet body | |
| CN218180623U (en) | Particle counter | |
| CN202141714U (en) | Intelligent analysis system of air supply hygrometer | |
| CN102590277A (en) | Ventilation type wet and dry bulb temperature measuring device | |
| CN204360242U (en) | Automatic thermostat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150311 |