CN2556917Y - Strong wind, snow and rain protector for greenhouse - Google Patents
Strong wind, snow and rain protector for greenhouse Download PDFInfo
- Publication number
- CN2556917Y CN2556917Y CN02241310U CN02241310U CN2556917Y CN 2556917 Y CN2556917 Y CN 2556917Y CN 02241310 U CN02241310 U CN 02241310U CN 02241310 U CN02241310 U CN 02241310U CN 2556917 Y CN2556917 Y CN 2556917Y
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- CN
- China
- Prior art keywords
- chip microcomputer
- pin
- greenhouse
- sleet
- wind
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- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Abstract
The utility model relates to a greenhouse protector in a day of a strong wind, snow or rainfall, which is suitable for protecting controlling of a greenhouse provided with an electrical fenestration mechanism or an electrical external sunshading curtain mechanism, wherein, the monitored signals are transmitted to a single chip microcomputer by a wind speed sensor, a wind direction sensor and a snow and rainfall sensor; the single chip microcomputer sends the signal to a digitron and a luminescent diode to display through an electrical level driving and three soft touching bonds finish the program inputting of the single chip microcomputer; after the collected signals are processed, the single chip microcomputer sends the outputting signals to a protecting relay circuit and a snow and rainfall signal outputting circuit, wherein, the protecting relay circuit is connected with a skylight driving motor, a sided window driving motor and an external sunshading curtain motor inside the greenhouse, thus realizing the automatic closing of the skylight, the sided window and the external sunshading curtain. The utility model is a greenhouse protecting controller with convenient installation, reliable controlling and low production cost.
Description
One, technical field
The utility model relates to the strong wind sleet protector in a kind of modern agriculture, forestry and flowers industry greenhouse, is a kind of greenhouse protector that has electric window-opening mechanism or electronic external sunshade screen mechanism that is applicable to.
Two, background technology
At present, the vent window in greenhouse and external sunshade curtain are realized the expansion of closing of its vent window or unlatching and external sunshade curtain by manual operation or are closed up, this manual type, not only be difficult to deal with the demand that a plurality of vent windows and external sunshade curtain are closed automatically and closed up when change in weather, easily the facility to crop in the greenhouse and greenhouse causes damage, and operator's labour intensity is big.
Three, summary of the invention
It is a kind of by sensor all weather surveillance wind speed and direction and sleet signal that the utility model is to provide, and just closes vent window automatically or close up the strong wind sleet greenhouse protector of external sunshade curtain automatically when surpassing the protection value.
The utility model can be realized by following technical measures: strong wind sleet greenhouse protector; by air velocity transducer; single-chip microcomputer; wind transducer; the sleet sensor; serial storage; charactron; light emitting diode; compositions such as protective relay; the signal transfer line of air velocity transducer is through light lotus root buffer circuit; filter circuit; join with the monolithic under-chassis behind the Shi Mite shaping circuit; the signal lead of wind transducer joins with the pin of single-chip microcomputer after LC filtering; sleet signal of sensor line connects the pin of single-chip microcomputer after isolation of light lotus root and capacitance integral; the pin 11 of single-chip microcomputer; 12; 13; 14; 25; 26; 27; 28 link to each other with charactron with current-limiting resistance R2～9 by data wire; the pin 2 of single-chip microcomputer; 5; 6 link to each other with charactron through the level drive circuit; the pin 14 of single-chip microcomputer links to each other with the light emitting diode of sleet signal output; 3 are touched key and link to each other with the pin 11～13 of single-chip microcomputer through resistance R 10～12; the pin 14 of serial storage and single-chip microcomputer; 15 link to each other; the pin 22 of single-chip microcomputer; 23; 24 respectively with the U2E of protective relay drive circuit; U2F; U2G; link to each other; the U2E of protective relay drive circuit; U2F; U2G; succeed electrical equipment J1 respectively; J2; J3; relay J 1; J2; J3 connects outside skylight motor respectively; the side window motor; external sunshade curtain motor; the pin 17 of single-chip microcomputer; 18 link to each other with RS485 communication converting unit, and switch power module provides working power for system.
The utility model can also be realized by following technical measures: air velocity transducer is that vane whenever rotates a circle and sends the sensor of a pulse signal, wind transducer is that weathercock rotates a circle, the sensor that the wind direction output signal changes between 0V～5V, two groups of metal gates arranged in a crossed manner and non-touching of sleet signal transducer, and heating resistor is arranged behind at it.
Charactron is 37 sections charactrons, and light emitting diode is 8 light emitting diodes.
The utility model compared with prior art has following advantage and effect:
1, the utlity model has perfect wind speed, wind direction and sleet signal measurement function
2, the utlity model has perfect wind speed, wind direction and the real-time Presentation Function of sleet signal.
3, the utlity model has separation, the wind speed protection value of skylight, side window, external sunshade curtain independently separately.
4, adopt unique integral algorithm to judge the gustiness of constantly variation and intermittently short shower.Accuracy of judgement, reasonable.
5, adopt advanced switch power technology, can guarantee this controller reliability service under the relatively poor rural power grids of power supply quality are powered environment.
6, the circuit design of comprehensive optimization, refining makes product cost very cheap, can guarantee the market price that product is lower.
7, interface circuit and the mounting means that designs according to the instrument mode makes as easy as rolling off a log being embedded in the distribution box of controller, combines together with distribution box.
8, Duo Tai " strong wind sleet greenhouse protector " framework is on the RS-485 communication network, shares wind speed, wind direction and sleet sensing data, makes that system architecture is more reasonable, installation is easier, cost is cheaper.
Four, description of drawings
Fig. 1 is the circuit block diagram of strong wind sleet greenhouse protector
Fig. 2 is the single-chip microcomputer of strong wind sleet greenhouse protector and the circuit diagram of man-machine interaction part
Fig. 3 is the electrical schematic diagram of interface section of air velocity transducer, light lotus root buffer circuit, filter circuit, the Shi Mite shaping circuit of strong wind sleet greenhouse protector
Fig. 4 is the electrical schematic diagram of interface section of wind transducer, the LC filter circuit of strong wind sleet greenhouse protector
Fig. 5 is that sleet sensor, the light lotus root of strong wind sleet greenhouse protector isolates, the electrical schematic diagram of the interface section of capacitance integral circuit
Fig. 6 is the electrical schematic diagram of interface section of the switch power module of strong wind sleet greenhouse protector
Fig. 7 is the electrical schematic diagram of the protective relay interface section of strong wind sleet greenhouse protector
Five, embodiment
Shown in Fig. 1-7: strong wind sleet greenhouse protector, form by DAVIS7911 air velocity transducer 1, PIC16C73 single-chip microcomputer 5, DAVIS7911 wind transducer 6, FD sleet sensor 8,24C01 serial storage 13, LG5631AH charactron 14, light emitting diode 16, DEG OJE-SS-105DM protective relay 19 etc.The signal transfer line of air velocity transducer 1 is through 521-4 light lotus root buffer circuit 2; filter circuit 3; 74HC14 Shi Mite shaping circuit 4 backs join with the pin 21 of PIC16C73 single-chip microcomputer 5; the signal lead of wind transducer 6 joins with the pin 2 of PIC16C73 single-chip microcomputer 5 after LC filtering 7; the output signal line of sleet sensor 8 connects the pin 3 of PIC16C73 single-chip microcomputer after isolation 9 of 521-4 light lotus root and capacitance integral 10; the pin 11 of PIC16C73 single-chip microcomputer 5; 12; 13; 14; 25; 26; 27; 28 link to each other with LG5631AH charactron 14 with current-limiting resistance R2～9 by data wire; the pin 4 of PIC16C73 single-chip microcomputer 5; 5; 6 link to each other with LG5631AH charactron 14 through ULN2004 level drive circuit 15; the pin 14 of PIC16C73 single-chip microcomputer 5 links to each other with 8 light emitting diodes 16 of sleet signal output 18; 3 are touched key 17 and link to each other with the pin 11～13 of PIC16C73 single-chip microcomputer 5 through resistance R 10～12; the pin 14 of 24C01 serial storage 13 and PIC16C73 single-chip microcomputer 5; 15 link to each other; the pin 22 of PIC16C73 single-chip microcomputer 5; 23; 24 respectively with the U2E of protective relay 19 drive circuits; U2F; U2G links to each other; U2E in protective relay 19 drive circuits; U2F; U2G succeeds electrical equipment J1 respectively; J2; J3; relay J 1; J2; J3 connects outside skylight motor respectively; the side window motor; external sunshade curtain motor; the pin 17 of PIC16C73 single-chip microcomputer 5; 18 link to each other with RS485 communication converting unit 11, and JML2.5 switch power module 12 provides working power for system.Air velocity transducer 1 sends the sensor of a pulse signal for vane whenever rotates a circle, wind transducer 6 rotates a circle for weathercock, the sensor that the wind direction output signal changes between 0V～5V, sleet signal transducer 8 are two groups of metal gates arranged in a crossed manner and non-touching.
Operation principle of the present utility model is as follows:
" strong wind sleet greenhouse protector " mainly is made of air velocity transducer, wind transducer, sleet sensor, single-chip microcomputer, serial storage, charactron, light emitting diode, relay, communication unit and power module.
During work, the vane of the moving air velocity transducer 1 of wind, vane whenever rotates a circle, send a pulse signal, pulse signal enters 3 filtering of capacitance-resistance filter unit from the WS_IN input and after 521-4 light lotus root isolates 2, enters 4 shapings of 74HC14 Shi Mite shaping circuit then, enter the interrupt pin INT pin 21 of PIC16C73 single-chip microcomputer 5 at last, adjacent two interpulse times of single chip computer measurement also calculate real-time air speed value in view of the above.
The weathercock of the moving wind transducer 6 of wind, weathercock rotates a circle and can cause that the wind direction output signal changes between 0V-5V, and this signal is imported from WD_IN, and sends into the A/D mouth pin 2 of PIC16C73 single-chip microcomputer 5 after LC filtering 7, carry out the A/D conversion, and calculate real-time wind direction value in view of the above.
Sleet is fallen the surface of metal gate type sleet signal transducer 8, and heating resistor is equipped with at the sensor back, can be that rain detects with snow melt, and simultaneously, heated sensor can also evaporate residual rainwater rapidly.Rainwater links to each other the adjacent metal electrode, cause the variation of output end voltage, output signal is sent into the A/D mouth pin 3 of PIC16C73 single-chip microcomputer 5 from the RAIN-L input and after 521-4 light lotus root isolation 9, capacitance integral 10, carry out the A/D conversion, and judge having or not of sleet signal in view of the above.
PIC16C73 single-chip microcomputer 5 is sent to three 7 sections LG5631AH charactrons 14 with the air speed value that calculates by data stitch 11,12,13,14,25,26,27,28, charactron drives pin 4,5,6 outputs of signal from PIC16C73 single-chip microcomputer 5 simultaneously, after 15 power amplifications of ULN2004 level drive circuit, LG5631AH driving number etc. 14 are lighted demonstration.PIC16C73 single-chip microcomputer 5 is delivered to 8 light emitting diodes 16 with the wind direction value that calculates by data stitch 11,12,13,14,25,26,27,28, light emitting diode drives pin 7 outputs of signal from PIC16C73 single-chip microcomputer 5 simultaneously, after 15 power amplifications of ULN2004 level drive circuit, drive light emitting diode 16 and light demonstration.PIC16C73 single-chip microcomputer 5 is directly delivered to LED rain signal output 18 with the sleet signal condition of judging by pin 14 and is shown.
3 are touched key 17 (setting, upward arrow, following arrow) and are connected with the pin 11,12,13 of PIC16C73 single-chip microcomputer 5 through resistance, finish the input and the modification of setting value, setting value is stored in the 24C01 serial storage 13 by two lines of SCL, SDA with the I2C bus mode by PIC16C73 single-chip microcomputer 5.
Single-chip microcomputer carries out integrated with the air speed value that calculates and compares with wind speed protection value, and when wind speed during greater than skylight protection value, protective relay 18J1 adhesive drives the skylight motor rotation, finishes the action of closing the skylight.When wind speed during greater than side window protection value, protective relay 18J2 adhesive drives the side window motor rotation, finishes the action of closing side window.When wind speed during greater than external sunshade curtain protection value, protective relay 18J3 adhesive drives external sunshade curtain motor rotation, finishes the action of closing up the external sunshade curtain.After single-chip microcomputer had been judged the sleet signal and carried out integrated, the action of closing skylight, side window, closing up the external sunshade curtain was finished in all protective relay 18J1, J2, J3 adhesive.
The real-time air speed value that single-chip microcomputer will calculate, wind direction value, sleet signal adopt broadcast mode to pass to other controllers by the RS485 communication network.Send pin 18 outputs of data from PIC16C73 single-chip microcomputer 5, be sent to MAX485E communication converting unit 11 always, the Transistor-Transistor Logic level that MAX485E communication converting unit 11 transmits single-chip microcomputer is converted to the RS485 level, sends out from pin 6,7.The data that receive enter from the pin 6,7 of MAX485E communication converting unit 11, and MAX485E communication converting unit 11 is the required Transistor-Transistor Logic level of single-chip microcomputer with the RS485 level conversion, and is sent to the pin 17 of PIC16C73 single-chip microcomputer 5.
Claims (3)
1; strong wind sleet greenhouse protector; by air velocity transducer (1); single-chip microcomputer (5); wind transducer (6); sleet sensor (8); serial storage (13); charactron (14); light emitting diode (16); protective relay compositions such as (19); it is characterized in that: the signal transfer line of air velocity transducer (1) is through light lotus root buffer circuit (2); filter circuit (3); Shi Mite shaping circuit (4) back joins with single-chip microcomputer (5) pin 21; the signal lead of wind transducer (6) joins with the pin 2 of single-chip microcomputer (5) after LC filtering (7); the output signal line of sleet sensor (8) connects the pin 3 of single-chip microcomputer after the light lotus root isolates (9) and capacitance integral (10); the pin 11 of single-chip microcomputer (5); 12; 13; 14; 25; 26; 27; 28 link to each other with charactron (14) with current-limiting resistance R2～9 by data wire; the pin 4 of single-chip microcomputer (5); 5; 6 link to each other with charactron (14) through level drive circuit (15); the pin 14 of single-chip microcomputer (5) links to each other with the light emitting diode of sleet signal output (18); 3 are touched key (17) and link to each other through the pin 11～13 of resistance R 10～12 with single-chip microcomputer (5); the pin 14 of serial storage (13) and single-chip microcomputer (5); 15 link to each other; the pin 22 of single-chip microcomputer (5); 23; 24 respectively with the U2E of protective relay (19) level drive circuit; U2F; U2G links to each other; the U2E of level drive circuit; U2F; U2G; succeed electrical equipment J1 respectively; J2; J3; relay J 1; J2; J3 connects outside skylight motor respectively; the side window motor; external sunshade curtain motor; the pin 17 of single-chip microcomputer (5); 18 link to each other with RS485 communication converting unit (11), and switch power module (12) provides working power for system.
2, strong wind sleet according to claim 1 greenhouse protector; it is characterized in that: air velocity transducer (1) sends the sensor of a pulse signal for vane whenever rotates a circle; wind transducer (6) rotates a circle for weathercock; the sensor that the wind direction output signal changes between 0V～5V; sleet signal transducer (8) is two groups of metal gates arranged in a crossed manner and non-touching, and at it heating resistor is arranged behind.
3, strong wind sleet according to claim 1 greenhouse protector, it is characterized in that: charactron (14) is 37 sections charactrons, and light emitting diode (16) is 8 light emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02241310U CN2556917Y (en) | 2002-06-28 | 2002-06-28 | Strong wind, snow and rain protector for greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02241310U CN2556917Y (en) | 2002-06-28 | 2002-06-28 | Strong wind, snow and rain protector for greenhouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2556917Y true CN2556917Y (en) | 2003-06-25 |
Family
ID=33714187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02241310U Expired - Fee Related CN2556917Y (en) | 2002-06-28 | 2002-06-28 | Strong wind, snow and rain protector for greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2556917Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361259B (en) * | 2006-01-04 | 2012-03-14 | 纳尔特隆公司 | Vehicle panel control system |
| CN103733916A (en) * | 2013-12-24 | 2014-04-23 | 苏州欢颜电气有限公司 | Automatic greenhouse |
| CN105353779A (en) * | 2015-11-16 | 2016-02-24 | 盐城工学院 | Building horizontal external shading angle regulation and control system based on PLC |
| CN106371396A (en) * | 2016-11-09 | 2017-02-01 | 盐城工学院 | Building horizontal outer sun shield plate automatic control device having ventilation function and control method therefor |
-
2002
- 2002-06-28 CN CN02241310U patent/CN2556917Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361259B (en) * | 2006-01-04 | 2012-03-14 | 纳尔特隆公司 | Vehicle panel control system |
| CN103733916A (en) * | 2013-12-24 | 2014-04-23 | 苏州欢颜电气有限公司 | Automatic greenhouse |
| CN105353779A (en) * | 2015-11-16 | 2016-02-24 | 盐城工学院 | Building horizontal external shading angle regulation and control system based on PLC |
| CN105353779B (en) * | 2015-11-16 | 2018-05-08 | 盐城工学院 | A kind of building level external sunshade angle regulator control system based on PLC |
| CN106371396A (en) * | 2016-11-09 | 2017-02-01 | 盐城工学院 | Building horizontal outer sun shield plate automatic control device having ventilation function and control method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |