CN211015111U - Greenhouse roller shutter anti-deviation position control device - Google Patents
Greenhouse roller shutter anti-deviation position control device Download PDFInfo
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- CN211015111U CN211015111U CN202020008513.8U CN202020008513U CN211015111U CN 211015111 U CN211015111 U CN 211015111U CN 202020008513 U CN202020008513 U CN 202020008513U CN 211015111 U CN211015111 U CN 211015111U
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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
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Abstract
The utility model provides a greenhouse roller shutter anti-deviation position control device, which comprises an execution module and a control module, wherein the execution module comprises a roller shutter and a limiting device; the limiting device comprises a plurality of deviation-preventing limiting parts and a rolling curtain telescopic rod, and the deviation-preventing limiting parts are arranged below the surface of the greenhouse; the rolling curtain telescopic rod is arranged on the side wall, one end of the rolling curtain telescopic rod is connected with a motor of the rolling curtain, and the other end of the rolling curtain telescopic rod is movably connected with the ground; the motor is in wired connection with the motor control group of the control module, and the rolling curtain telescopic rod and the deviation prevention limiting part are in wired connection with the ARM control unit of the control module and record limiting signals.
Description
Technical Field
The utility model belongs to the technical field of warmhouse booth agricultural equipment, concretely relates to greenhouse roller shutter prevents walking inclined to one side position control device.
Background
With the development of modern agricultural technology, the grain yield is continuously improved, and the varieties of crops are continuously enriched, so that the food supply of people is increasingly sufficient. The greenhouse is used as an important agricultural facility for cultivating crops, plays an important role in improving the quality of the crops and increasing the varieties of non-season crops, and has important significance for agricultural production in China. The most important part of the greenhouse is the covering with heat preservation function, and the mechanized roller shutter has been used to replace the covering such as quilt and heat preservation film in the modern agricultural operation, and the control and structure of the roller shutter are explored.
Patent CN201610629081.0 provides a comprehensive control system of a greenhouse roller shutter machine, which comprises a plurality of on-site monitoring substations, wherein each on-site monitoring substation comprises a signal acquisition mechanism, the signal output end of the signal acquisition mechanism is connected with a controller mechanism, and the controller mechanism is in control connection with a motion control mechanism; the controller mechanism comprises a micro-processing controller, the signal input end of the micro-processing controller is connected with the signal acquisition mechanism, and the signal output end of the micro-processing controller is connected with the motion control mechanism in a control mode. The utility model discloses a can realize automated inspection, control, protect function to the greenhouse, realize the centralized control to the greenhouse.
Patent CN201721109579.0 provides an uplink limiting and information analyzing device for greenhouse roller blind machine, which includes a trigger, a linkage mechanism, and a bearing part, where the trigger and the linkage mechanism are installed on the bearing part, the trigger is used to control the roller blind machine, the bearing part includes a cross bar, the linkage machine includes a touch bar and a vertical bar, a rotating shaft is arranged at the front of the cross bar, the touch bar and the vertical bar are fixed on the rotating shaft, and the included angle between the touch bar and the vertical bar is greater than 0 degree and smaller than 90 degrees; the trigger is provided with a trigger switch, when the vertical rod is pushed, the touch rod rotates upwards and contacts with the trigger switch at the limit position, and the vertical rod is vertical to the ground in a static state.
At present, automatic control is gradually realized through rolling curtain control, however, the rolling curtain integral device is controlled to move on the greenhouse surface accurately and controllably, the radian of the top of the common greenhouse surface is irregular, when the rolling curtain moves on the greenhouse surface of the greenhouse, particularly when the rolling curtain passes through a position with a large radian, the rolling curtain is high in speed and easy to incline, particularly in the greenhouse with the length of 70-120 meters, only one end of the rolling curtain is fixed by a motor, and the other end of the rolling curtain is suspended and easy to incline. If by artifical control, waste time and energy, efficiency is extremely low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a greenhouse roller shutter anti-deviation position control device, which comprises an execution module and a control module, wherein the execution module comprises a roller shutter and a limiting device; the limiting device comprises a plurality of deviation-preventing limiting parts and a rolling curtain telescopic rod, and the deviation-preventing limiting parts are arranged below the surface of the greenhouse; the rolling curtain telescopic rod is arranged on the side wall, one end of the rolling curtain telescopic rod is connected with a motor of the rolling curtain, and the other end of the rolling curtain telescopic rod is movably connected with the ground; the motor is in wired connection with the motor control group of the control module, and the rolling curtain telescopic rod and the deviation prevention limiting part are in wired connection with the ARM control unit of the control module and record limiting signals.
Warmhouse booth includes the side wall that extends to the shed face and the shed face both sides of bottom from the top, roll up curtain expansion back cover the shed face, warmhouse booth includes a shed face and one side back wall. And the upper part and the lower part of the shed surface are respectively provided with an upper air port and a lower air port for ventilation in the shed.
Roll up the curtain including rolling up curtain axle, motor and rolling up the curtain face, can select common warmhouse booth roll curtain in the market, the motor circular telegram back drives rolling up the curtain axle and rotates, can realize rolling up unreeling and rolling up of curtain.
The motor is arranged above one side wall of the greenhouse, the lower portion of the motor is fixedly connected with the top of the roller shutter telescopic rod, and the bottom of the roller shutter telescopic rod is fixed on the ground. The roller shutter telescopic rod is in a sleeve pipe form, the adjustment of the length of the roller shutter telescopic rod is realized through the relative telescopic motion of the sleeve pipe and the inner pipe, and the supporting motor is convenient to move on the top end of the side wall all the time.
Preferably, the roll up curtain telescopic link is established the side wall next door to it is parallel with the side wall, consequently, the roll up curtain telescopic link can use self bottom as the fulcrum, along the direction swing of side wall, at the swing in-process, the top of roll up the curtain telescopic link drives the motor is along the direction motion of side wall, realizes roll up the motion of curtain on the warmhouse booth shed face, is convenient for cover the different positions of warmhouse booth shed face.
The length of general warmhouse booth is at 80-120 meters, and rolls up the curtain by the motor control motion of one end, therefore in such length, the other end of rolling up the curtain easily takes place to incline, especially when making a round trip the rapid motion, inclines more easily, the utility model discloses a prevent walking inclined to one side spacing portion for the suggestion rolls up the curtain and walks inclined to one side the slope.
The anti-deviation limiting part is arranged on a greenhouse supporting frame below the greenhouse surface and is in the shape of a vertically arranged short rod, and an induction head of the anti-deviation limiting part is in contact with the greenhouse surface. Preferably, the anti-deviation limiting parts are uniformly arranged on the greenhouse supporting frame below the greenhouse surface in 1-5 rows, each row is parallel to the ground, and each row at least comprises 2 anti-deviation limiting parts.
The anti-deviation limiting part adopts a pressure micro travel switch and is connected with an ARM control unit of the control module, when the rolling curtain passes through the anti-deviation limiting parts of the same row, if two sides of the rolling curtain simultaneously pass through each anti-deviation limiting part of the same row, the rolling curtain is parallel to the ground and does not deviate; if the two sides of the rolling curtain successively pass through each anti-deviation limiting part of the same row, the rolling curtain is indicated to be deviated, the larger the time interval of the different parts of the rolling curtain passing through the anti-deviation limiting parts of the same row is, the larger the inclination degree of the rolling curtain is, and preferably, when the time interval reaches a certain preset value, the control system reminds technicians to adjust the position of the rolling curtain.
Preferably, the limiting device comprises a soft limiting part, the soft limiting part is arranged on the side wall and can swing, and an extending head of the soft limiting part senses the movement of the telescopic rod of the roller shutter.
The number of the soft limiting parts is 4-8, and the soft limiting parts are arranged on the side walls along the motion trail of the rolling curtain telescopic rod. Preferably, each soft limiting part is correspondingly arranged on a T-shaped fixing frame, so that the soft limiting parts can swing within a certain range to sense the movement of the roller shutter telescopic rod. Specifically, the head crossbeam of T type mount is fixed on the side wall, and the top of afterbody montant connects the center of head crossbeam, and the bottom is unsettled, therefore the afterbody montant can use self top as the fulcrum, upper and lower, left and right sides or slant swing, soft spacing portion is the bar-shaped, and fixes on the afterbody montant.
Preferably, the swinging direction of the soft limiting part, i.e. the mounting direction of the T-shaped fixing frame, is the same as the moving direction of the rolling shutter telescopic rod at the position of the soft limiting part.
The soft limiting part adopts a micro travel switch and is connected with the ARM control unit of the control module, and the limit control of the roller shutter is realized through the contact of the extending head of the soft limiting part and the telescopic rod of the roller shutter.
Because most of greenhouse shed's canopy face is irregular arc surface, the top of side wall also presents the same irregular arc surface, and the inclination of different positions is different, and specifically, the radian or the slope of upper portion is more mild in the side wall, and the radian or the slope of lower portion is steeper. The top of the side wall with the shape is moved back and forth for multiple times, the speed of the roller shutter is changed all the time in a natural state, the roller shutter moves at a gentle slope, the speed of the roller shutter is full, and the roller shutter moves at a steep slope, and the speed of the roller shutter is high. When rolling up the curtain translation rate when being faster, the probability and the degree increase of rolling up the curtain slope, in order to control better and roll up the translation rate and the slope condition of curtain in the different slope departments of side wall, the utility model discloses in the arrangement of soft spacing portion on the side wall, prevent walking to a limited side and arranging in the canopy face below and having designed.
Preferably, the maximum position of side wall top radian sets up soft spacing portion, and when rolling up the curtain and moving here, speed is the biggest, needs the roll up the curtain telescopic link and give great pulling force, just can control speed stable, and here also is the place that the roll curtain takes place the slope most easily, soft spacing portion sets up more than two and prevents walking partially spacing portion at the level that the canopy face corresponds, soft spacing portion and the position of rolling up the curtain of preventing walking partially spacing portion common response of corresponding height, and then the steady motion of the control roll curtain of being convenient for.
The control module comprises a control module shell, an ARM control unit, a motor control group and an L ORA communication unit, wherein the ARM control unit, the motor control group and the L ORA communication unit are arranged in the control module shell.
The ARM control unit comprises an ARM control unit shell and a control panel installed in the ARM control unit shell, the ARM control unit shell comprises a control data downloading hole, a screen connecting hole, a L ORA antenna hole, a 4G antenna hole and a 4G card inserting hole, the control system can adopt two modes of control module independent control or cooperation networking control, when the control module is independently controlled, a resistance touch screen can be used to realize field equipment control and data acquisition display, a local control strategy can also be set through the resistance touch screen, real-time data acquired by a sensor and the like are judged, and field equipment control is triggered.
For example, the motor control group specifically comprises a field solid state relay, a field roller blind control device, a field/intelligent roller blind device selection relay, a forward/reverse rotation selection relay and a 380V40A forward/reverse rotation solid state relay, and field or remote motor control is completed. The on-site roller shutter control equipment is a three-way reversing switch, and the on-site rolling or spreading of the roller shutter is realized by manually pulling a wrench. In order to avoid circuit conflict between the field and the remote control, a field/intelligent roller shutter device selection relay and a 380V40A positive/reverse rotation solid-state relay are installed to control whether the field roller shutter control device is started or not, and the field/intelligent roller shutter device selection relay is a 3.3V driving optical coupling isolation PNP relay. The forward/reverse rotation selection relay is a 3.3V drive optical coupling isolation PNP relay.
The control module comprises an ARM control unit, a motor control group and an L ORA communication unit, the motor is in wired connection with the motor control group to realize specific control of the motor, the roller shutter telescopic rod, the soft limiting part and the deviation prevention limiting part are in wired connection with the ARM control unit, communication is carried out through an IO interface of the ARM control unit, a limiting signal is recorded, and the limiting signal is a signal sent when the soft limiting part is in touch induction with the roller shutter telescopic rod and a signal time difference when a roller shutter surface passes through the deviation prevention limiting part of the same line.
Preferably, each greenhouse is provided with one set of the execution module and the control module.
The installation positions of the execution module and the control module are selected from the side wall or the back wall.
Drawings
FIG. 1 is a schematic diagram of an execution module.
FIG. 2 is a schematic diagram of an ARM control unit housing, in which (a) is a front view and (b) is a rear view.
Fig. 3 is a schematic view of a control module housing.
In the figure, 1-motor, 2-rolling shaft, 3-side wall, 4-limiting part, 401-first soft limiting part, 402-second soft limiting part, 403-third soft limiting part, 404-fourth soft limiting part, 405-first anti-deviation limiting part, 406-second anti-deviation limiting part, 5-rolling screen surface, 6-upper air inlet, 7-lower air inlet, 8-rolling screen telescopic rod, 9-first T-shaped fixing frame, 901-second T-shaped fixing frame, 902-third T-shaped fixing frame, 903-fourth T-shaped fixing frame, 10-control data downloading hole, 11-screen connecting hole, 12-L ORA antenna hole, 13-4G antenna hole, 14-4G inserting hole, 15-power supply connecting hole, 16-resistance touch screen, 17-screen switch, 18-box lock, 19-shed surface.
Detailed Description
Embodiment 1 control System
The schematic diagram of the greenhouse roller shutter anti-deviation position control device of the embodiment is shown in fig. 1-3, the control device comprises an execution module and a control module, the execution module comprises a roller shutter and a limiting device, and the limiting device comprises an anti-deviation limiting part and a roller shutter telescopic rod 8.
The greenhouse comprises a greenhouse surface 19 extending from the top to the bottom and side walls 3 arranged on two sides of the greenhouse surface, the rolling curtain covers the greenhouse surface after being unfolded, and the greenhouse comprises a greenhouse surface 19 and a back wall. The upper part and the lower part of the shed surface 19 are respectively provided with an upper air inlet 6 and a lower air inlet 7 which are used for ventilation in the shed.
The roller shutter comprises a roller shutter shaft 2, a motor 1 and a roller shutter face 5, and is a common greenhouse roller shutter in the market, after the motor 1 is electrified, the roller shutter shaft 2 is driven to rotate, and the roller shutter can be unreeled and reeled.
Motor 1 establishes in warmhouse booth's one side wall 3's top, and motor 1's below fixed connection rolls up the top of curtain telescopic link 8, and the bottom of rolling up curtain telescopic link 8 is fixed subaerial, rolls up curtain telescopic link 8 and is the sleeve pipe form, through the relative concertina movement of sleeve pipe and inner tube, realizes the adjustment of rolling up curtain telescopic link 8 length, is convenient for support motor 1 and moves on the side wall top all the time. Roll up curtain telescopic link 8 and establish beside side wall 3 to be parallel with side wall 3, consequently, roll up curtain telescopic link 8 and can use self bottom as the fulcrum, along the direction swing of side wall 3, at the swing in-process, the top of rolling up curtain telescopic link 8 drives the direction motion of motor 1 along the side wall, realizes rolling up the motion of curtain on warmhouse booth shed face 19, is convenient for cover the different positions of warmhouse booth shed face.
The first deviation-preventing limiting portion 405 and the second deviation-preventing limiting portion 406 are arranged on a greenhouse supporting frame below the greenhouse surface, are parallel to the ground, are vertically arranged short rods in shape, and contact with the greenhouse surface through induction heads of the deviation-preventing limiting portions. The first deviation-preventing limiting part 405 and the second deviation-preventing limiting part 406 are at the same level as the third soft limiting part 403 at the corresponding level of the shed surface, namely, they are at the same level, and the third soft limiting part 403 and the deviation-preventing limiting part at the corresponding level sense the position of the roller shutter 1 together, so that the stable movement of the roller shutter 1 is controlled conveniently, and the inclination of the roller shutter is reduced as much as possible.
The first deviation-preventing limiting part 405 and the second deviation-preventing limiting part 406 adopt pressure micro travel switches and are connected with an ARM control unit of the control module, when the roller shutter passes through the deviation-preventing limiting parts of the same row, and when two sides of the roller shutter simultaneously pass through each deviation-preventing limiting part of the same row, the roller shutter is parallel to the ground and has no deviation; when two sides of the rolling curtain successively pass through each deviation-preventing limiting part of the same row, the rolling curtain is already deviated, the time interval of different parts of the rolling curtain passing through the deviation-preventing limiting parts of the same row is larger, and the inclination degree of the rolling curtain is larger; when the time interval reaches a certain preset value, the control system reminds technicians to adjust the position of the roller shutter.
The number of the soft limiting parts is four, and the first soft limiting part 401 is arranged at the corresponding position of the side wall on the upper edge of the upper air inlet 6 and is positioned outside the movement starting point of the roller shutter telescopic rod 8; the second soft limiting part 402 is arranged on the lower limit of the upper air inlet 6 on the extension line of the side wall, and the inclination angle of the top of the side wall corresponding to the first soft limiting part 401 and the second soft limiting part 402 represents the arc surface condition of the top of the greenhouse. The maximum position of side wall top radian sets up third soft spacing portion 403, and when rolling up curtain 1 and moving here, speed is the biggest, needs to roll up curtain telescopic link 8 and give great pulling force, just can control speed stable, and here also is the place that rolls up curtain 1 and take place the slope most easily. The fourth soft limiting part 404 is arranged at the bottom of the side wall 3, and all the four soft limiting parts are arranged on the motion track of the roller shutter telescopic rod 8. Each soft limiting part is correspondingly arranged on a T-shaped fixing frame, so that the soft limiting parts can swing within a certain range to sense the movement of the roller shutter telescopic rod 8. The head cross beam of T type mount is fixed on side wall 3, and the top of afterbody montant connects the center of head cross beam, and the bottom is unsettled, therefore the afterbody montant can use self top as the fulcrum swing, and soft spacing portion is the bar-shaped to fix on the afterbody montant.
The swing direction of the tail vertical rod of the first T-shaped fixing frame 9, the second T-shaped fixing frame 901 and the third T-shaped fixing frame 902 is parallel to the ground, and the swing direction of the tail vertical rod of the fourth T-shaped fixing frame 903 arranged at the bottom of the side wall is perpendicular to the ground. First soft spacing portion 401, the soft spacing portion 402 of second, the soft spacing portion 403 of third and the soft spacing portion 404 of fourth adopt fine motion travel switch to connect control module's ARM the control unit, through rolling up curtain telescopic link 8 and driving the wobbling in-process of rolling up the curtain, with the touching of the head that stretches out of each soft spacing portion, the position of response roll curtain telescopic link.
The control module comprises a control module housing and an ARM control unit, a sensor group, a motor control group and an L ORA communication unit which are arranged in the control module housing, wherein the control module housing comprises a resistance touch screen 16, a screen switch 17 and a box body lock catch 18.
The ARM control unit comprises an ARM control unit shell and a control panel installed in the ARM control unit shell, the ARM control unit shell comprises a control data downloading hole 10, a screen connecting hole 11, an L ORA antenna hole 12, a 4G antenna hole 13, a 4G card inserting hole 14 and configurations of the 4G antenna hole 13 and the 4G card inserting hole 14, so that the control system can adopt two modes of control module independent control or networking control in a matching mode, the control panel is connected with other components of the control module through an STM32F103RCT6 control chip, specifically connected with a motor control group to complete forward/reverse rotation control of a motor, and a L ORA communication unit is connected to complete communication with an external computer and comprises data acquisition uploading and control instruction interaction and is connected with a resistance touch screen 16 to achieve field device control and data acquisition display.
The motor control group is connected with the motor 1 and comprises a PNP optocoupler relay and a solid-state forward and reverse relay. The motor control group specifically comprises a field solid state relay, a field roller shutter control device, a field/intelligent roller shutter device selection relay, a forward/reverse rotation selection relay and a 380V40A forward/reverse rotation solid state relay, and field or remote motor control is completed. The on-site roller shutter control equipment is a three-phase reversing switch, and the on-site rolling or spreading of the roller shutter is realized by manually pulling a wrench. In order to avoid circuit conflict between the field and the remote control, a field/intelligent roller shutter device selection relay and a 380V40A positive/reverse rotation solid-state relay are installed to control whether the field roller shutter control device is started or not, and the field/intelligent roller shutter device selection relay is a 3.3V driving optical coupling isolation PNP relay. The forward/reverse rotation selection relay is a 3.3V drive optical coupling isolation PNP relay.
The motor 1 is connected with a motor control group of the control module in a wired mode, and specific control over the motor is achieved. Roll up curtain telescopic link 8, soft spacing portion and prevent walking spacing portion wired connection control module's ARM the control unit, communicate through ARM the IO interface of control unit, record spacing signal, and is concrete, the signal that sends when spacing signal is different soft spacing portion and roll up curtain telescopic link 8 touching sense and roll up the signal time difference when curtain face 5 is through same line prevention walking spacing portion.
The execution module and the control module are installed on the back wall of the greenhouse.
Claims (10)
1. The greenhouse roller shutter anti-deviation position control device is characterized by comprising an execution module and a control module, wherein the execution module comprises a roller shutter and a limiting device; the limiting device comprises a plurality of deviation-preventing limiting parts and a rolling curtain telescopic rod, and the deviation-preventing limiting parts are arranged below the surface of the greenhouse; the greenhouse comprises a greenhouse surface extending from the top to the bottom and side walls on two sides of the greenhouse surface, wherein the rolling curtain telescopic rod is arranged on the side walls, one end of the rolling curtain telescopic rod is connected with a motor of the rolling curtain, and the other end of the rolling curtain telescopic rod is movably connected with the ground; the motor is in wired connection with the motor control group of the control module, and the rolling curtain telescopic rod and the deviation prevention limiting part are in wired connection with the ARM control unit of the control module and record limiting signals.
2. The control device of claim 1, wherein the roller blinds comprise roller blind shafts, motors and roller blind surfaces, the motors are arranged above the side walls, the lower portions of the motors are fixedly connected with the tops of the roller blind telescopic rods, and the bottoms of the roller blind telescopic rods are movably connected with the ground.
3. The control device of claim 2, wherein the roller blind telescoping rod is in the form of a sleeve, the roller blind telescoping rod is disposed beside the side wall and parallel to the side wall, and the top of the roller blind telescoping rod drives the motor to move in the direction of the side wall.
4. The control device as claimed in claim 1, wherein the deviation-preventing limiting part is arranged on a greenhouse supporting frame below the greenhouse surface and is shaped as a short rod which is vertically arranged, and the induction head of the deviation-preventing limiting part contacts the greenhouse surface.
5. The control device of claim 4, wherein the anti-walk-off limiting parts are uniformly arranged in 1-5 rows below the shed surface, each row is parallel to the ground, and each row at least comprises 2 anti-walk-off limiting parts.
6. The control device of claim 4, wherein the deviation-preventing limiting part adopts a pressure micro travel switch and is connected with an ARM control unit of the control module, when the rolling curtain passes through the deviation-preventing limiting part of the same row, if two sides of the rolling curtain simultaneously pass through each deviation-preventing limiting part of the same row, the rolling curtain is parallel to the ground and has no deviation; if the two sides of the rolling curtain successively pass through each anti-deviation limiting part of the same row, the rolling curtain is judged to be deviated, the time interval of different parts of the rolling curtain passing through the anti-deviation limiting parts of the same row is larger, and the inclination degree of the rolling curtain is larger.
7. The control device according to claim 1, wherein the limiting device comprises a soft limiting part, the soft limiting part is arranged on the side wall and can swing, and an extending head of the soft limiting part senses the movement of the telescopic rod of the roller shutter.
8. The control device according to claim 7, wherein the soft limiting part is correspondingly arranged on a T-shaped fixing frame, a head cross beam of the T-shaped fixing frame is fixed on the side wall, the top of a tail vertical rod is connected with the center of the head cross beam, the bottom of the tail vertical rod is suspended, the tail vertical rod swings up and down, left and right or obliquely by taking the top of the tail vertical rod as a fulcrum, and the soft limiting part is rod-shaped and is fixed on the tail vertical rod;
the soft limiting part adopts a micro travel switch and is connected with the ARM control unit of the control module, and the limit control of the roller shutter is realized through the contact of the extending head of the soft limiting part and the telescopic rod of the roller shutter.
9. The control device of claim 8, wherein a soft limiting part is arranged at the maximum radian position of the top of the side wall, more than two anti-deviation limiting parts are arranged at the corresponding horizontal height of the shed surface of the soft limiting part, and the soft limiting part and the anti-deviation limiting parts with the corresponding heights jointly sense the position of the roller shutter, so that the roller shutter can be controlled to move stably.
10. The control device of claim 9, wherein the control module comprises an ARM control unit, a motor control group and an L ORA communication unit, the motor is connected with the motor control group through a wire to realize specific control of the motor, the roller shutter telescopic rod, the soft limiting part and the deviation prevention limiting part are connected with the ARM control unit through a wire to communicate through an IO interface of the ARM control unit and record a limiting signal, and the limiting signal is a signal sent when the soft limiting part is in touch induction with the roller shutter telescopic rod and a signal time difference when a roller shutter surface passes through the deviation prevention limiting part of the same row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008513.8U CN211015111U (en) | 2020-01-03 | 2020-01-03 | Greenhouse roller shutter anti-deviation position control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020008513.8U CN211015111U (en) | 2020-01-03 | 2020-01-03 | Greenhouse roller shutter anti-deviation position control device |
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| CN211015111U true CN211015111U (en) | 2020-07-14 |
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| CN202020008513.8U Active CN211015111U (en) | 2020-01-03 | 2020-01-03 | Greenhouse roller shutter anti-deviation position control device |
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