CN110531814B - Room temperature monitoring system based on thing networking - Google Patents
Room temperature monitoring system based on thing networking Download PDFInfo
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- CN110531814B CN110531814B CN201910907295.3A CN201910907295A CN110531814B CN 110531814 B CN110531814 B CN 110531814B CN 201910907295 A CN201910907295 A CN 201910907295A CN 110531814 B CN110531814 B CN 110531814B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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Abstract
The invention discloses a room temperature monitoring system based on the Internet of things, which comprises a sun-shading control mechanism, a ventilation mechanism, a humidifying and heating mechanism and a sensing detection mechanism, wherein the ventilation mechanism is connected with the sun-shading control mechanism; the sun-shading control mechanism is used for being arranged at the periphery of the greenhouse; the ventilation mechanism is used for being arranged on the front side end face and the rear side end face of the greenhouse; the humidifying and heating mechanism is arranged in the greenhouse; the sensing detection mechanism is arranged in the greenhouse; the humidifying and heating mechanism is wirelessly connected with the sun-shading control mechanism, the ventilation mechanism and the sensing and detecting mechanism through a wireless network. This room temperature monitored control system based on thing networking utilizes wireless network to realize sunshade control mechanism, ventilation mechanism, humidification heating mechanism and the wireless networking of sensing detection mechanism and interconnect to illumination intensity, temperature and humidity to in the greenhouse carry out joint detection control, satisfy the high-efficient growth requirement of plant.
Description
Technical Field
The invention relates to a room temperature monitoring system, in particular to a room temperature monitoring system based on the Internet of things.
Background
At present, the room temperature and humidity control of most of the existing greenhouses is still in a manual monitoring control stage, and needs to be artificially and uninterruptedly detected at regular time and manually control the temperature and the humidity, so that the indoor temperature and the indoor humidity are maintained under a condition meeting the plant growth requirement. However, the manual monitoring not only needs to consume a large amount of manpower, but also is easy to cause untimely detection or detection errors, delays the normal growth of the plants and even possibly causes plant damage. Therefore, it is necessary to design a room temperature monitoring system based on the internet of things, which can monitor and control indoor temperature and humidity effectively in time and meet the requirement of efficient growth of plants.
Disclosure of Invention
The purpose of the invention is as follows: the room temperature monitoring system based on the Internet of things can timely and effectively monitor and control indoor temperature and humidity and meet the requirement of efficient plant growth.
The technical scheme is as follows: the room temperature monitoring system based on the Internet of things comprises a sun-shading control mechanism, a ventilation mechanism, a humidifying and heating mechanism and a sensing detection mechanism;
the sun-shading control mechanism is arranged at the periphery of the greenhouse and used for adjusting the lighting areas of the left side surface, the right side surface and the top surface of the greenhouse; the ventilation mechanism is arranged on the front and rear side end faces of the greenhouse and used for controlling ventilation in the greenhouse; the humidifying and heating mechanism is arranged in the greenhouse and used for humidifying and heating the greenhouse; the sensing detection mechanism is arranged in the greenhouse and used for detecting the illuminance, the temperature and the soil humidity in the greenhouse; the humidifying and heating mechanism is wirelessly connected with the sun-shading control mechanism, the ventilation mechanism and the sensing and detecting mechanism through a wireless network.
Furthermore, the sun-shading control mechanism comprises an outdoor control box, a winding and unwinding driving motor, a scroll and at least two semicircular arc-shaped rods; each semi-circular arc-shaped rod is longitudinally installed at intervals, and a support is arranged at the arc top of each semi-circular arc-shaped rod; the scroll is rotatably arranged on each support, and two pieces of shading film cloth are synchronously wound on the scroll between the supports; a counterweight rod is arranged on the lower side edges of the two pieces of shading film cloth, one counterweight rod is positioned on the left side of the support, and the other counterweight rod is positioned on the right side of the support; two ends of the counterweight rod are respectively and rotatably provided with a supporting roller which is supported on the outer side edge of the semicircular arc-shaped rod in a walking way; the outdoor control box is arranged on a support where the end part of the scroll is arranged, the end part of the scroll extends into the outdoor control box, and a driving worm wheel is fixedly arranged on the extending end part; a driving worm meshed with the driving worm wheel is rotatably arranged in the outdoor control box; the winding and unwinding driving motor is arranged in the outdoor control box, and an output shaft of the winding and unwinding driving motor is in butt joint with the driving worm; the outdoor control box is also internally provided with an outdoor controller, a motor driving circuit and an outdoor wireless communication module; the outdoor controller is respectively electrically connected with the motor driving circuit and the outdoor wireless communication module; the motor driving circuit is electrically connected with the winding and unwinding driving motor; the outdoor controller controls the winding and unwinding driving motor to work in a forward and reverse rotation mode through the motor driving circuit.
Furthermore, a supporting cross rod parallel to the balance weight rod is arranged on the shading membrane cloth, and the end parts of the two ends of the supporting cross rod are used for being respectively supported on the two adjacent semicircular arc-shaped rods; two L-shaped limiting stop levers are arranged on the outer arc surface of the semicircular arc rod, the two L-shaped limiting stop levers are respectively positioned at the positions of 3 pi/8 and 5 pi/8 radians of the semicircular arc rod, and the L-shaped limiting baffle and the outer arc surface of the semicircular arc rod form a buckle opening with an opening pointing to the top of the arc of the semicircular arc rod; when the supporting roller wheels travel to the lower end parts of the semicircular arc-shaped rods, the end parts of the supporting cross rods are buckled on the L-shaped limiting stop rods on the corresponding sides.
Furthermore, a sliding rod is arranged on the shading film cloth and above the supporting cross rod, a strip-shaped film cloth hole is formed in the sliding rod along the axial direction, and the shading film cloth smoothly penetrates through the strip-shaped film cloth hole to realize the installation of the sliding rod; and a walking roller used for supporting and walking on the semicircular arc-shaped rod is rotatably arranged at the two ends of the sliding rod.
Further, the ventilation mechanism comprises two ventilation units which are respectively arranged on the front side end face and the rear side end face of the greenhouse; each ventilation unit comprises an axial flow fan and a ventilation control box; a fan controller, a fan driving circuit and a fan wireless communication module are arranged in the ventilation control box; the axial flow fan axially penetrates through the end face of the front side or the rear side of the greenhouse and is fixedly installed through a side edge installation plate of the axial flow fan; the fan controller is respectively electrically connected with the fan driving circuit and the fan wireless communication module, the fan driving circuit is electrically connected with a fan driving motor of the axial flow fan, and the fan controller controls the fan driving motor of the axial flow fan to rotate through the fan driving circuit.
Furthermore, the sensing detection mechanism comprises a sensing mechanism bottom plate, a sensing mechanism lower support pipe, a sensing mechanism inserted rod, a sensing control box, a light illumination sensor, a temperature sensor and a soil humidity sensor; a sensing controller and a sensing wireless communication module are arranged in the sensing control box; the lower supporting tube of the sensing mechanism is vertically arranged on the bottom plate of the sensing mechanism, and the inserted rod of the sensing mechanism is vertically inserted on the lower supporting tube of the sensing mechanism; a locking bolt is screwed at the upper end pipe orifice of the lower supporting pipe of the sensing mechanism, and the end part of a screw rod of the locking bolt is pressed on the inserted rod of the sensing mechanism; the sensing control box is arranged on the upper end part of the inserted rod of the sensing mechanism; the illuminance sensor is arranged on the top surface of the sensing control box; the temperature sensor is arranged on the bottom surface of the sensing control box; the soil humidity sensor is arranged on the side edge of the lower supporting pipe of the sensing mechanism through a side edge bracket; the sensing controller is respectively and electrically connected with the sensing wireless communication module, the illuminance sensor, the temperature sensor and the soil humidity sensor.
Further, the side support comprises a fixed sleeve, a vertical pressing pipe and a stepping pressing plate; the fixed sleeve is vertically and fixedly arranged on the side edge of the lower supporting pipe of the sensing mechanism through a connecting block; the vertical pressing pipe is vertically fixed on the upper end part of the soil humidity sensor, and an electric connection cable of the soil humidity sensor penetrates through the vertical pressing pipe and the bottom surface of the sensing control box and then is electrically connected with the sensing controller; the treading plate is transversely arranged on the upper end pipe wall of the vertical pressing pipe; vertical pressing pipe and soil moisture sensor insert the adapter sleeve jointly, and soil moisture sensor's lower extreme gauge rod stretches out by adapter sleeve's lower extreme mouth of pipe.
Furthermore, a central prick is vertically arranged at the center of the lower side surface of the bottom plate of the sensing mechanism; and waterproof enclosing barriers are arranged on the peripheral side edges of the bottom surface of the sensing control box.
Furthermore, the humidifying and heating mechanism comprises an adjusting mechanism bottom plate, an adjusting mechanism sleeve, an adjusting mechanism inserted rod, an adjusting control box, a hot air blower, a longitudinal rod, a transverse water pipe and two spray headers; an adjusting controller, a heating electric control switch and an adjusting wireless communication module are arranged in the adjusting control box; the adjusting mechanism sleeve is vertically arranged on the adjusting mechanism bottom plate, and the adjusting mechanism inserted rod is vertically inserted on the adjusting mechanism sleeve; a locking bolt is screwed at the upper end pipe orifice of the adjusting mechanism sleeve, and the end part of a screw rod of the locking bolt is pressed on the adjusting mechanism inserted rod; the middle part of the longitudinal rod is vertically arranged on the upper end part of the inserted rod of the adjusting mechanism; the adjusting control box is fixedly arranged at one end of the longitudinal rod, and the transverse water pipe is vertically arranged at the other end of the longitudinal rod; the two spray headers are respectively communicated and installed on two ends of the transverse water pipe, and an electromagnetic water valve is arranged at the joint of the spray headers; a water inlet interface is arranged on the transverse water pipe; the air heater is fixedly arranged on the sleeve of the adjusting mechanism through a fan bracket plate; the adjusting controller is respectively electrically connected with the adjusting wireless communication module, the control end of the heating electric control switch and the two electromagnetic water valves; the heating electric control switch is connected in series with a power supply line of the air heater.
Furthermore, positioning conical pricker rods are distributed on the lower side surface of the bottom plate of the adjusting mechanism.
Compared with the prior art, the invention has the beneficial effects that: utilize wireless network to realize sunshade control mechanism, ventilation mechanism, humidification heating mechanism and sensing detection mechanism wireless network interconnection to illumination intensity, temperature and humidity to in the greenhouse carry out joint detection control, satisfy the high-efficient growth requirement of plant.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of an outdoor control circuit according to the present invention;
FIG. 3 is a schematic diagram of a fan control circuit according to the present invention;
FIG. 4 is a schematic structural diagram of a sensing mechanism according to the present invention;
FIG. 5 is a schematic diagram of a sensing circuit according to the present invention;
FIG. 6 is a schematic structural view of a humidifying and heating mechanism according to the present invention;
FIG. 7 is a schematic diagram of a humidifying and heating circuit according to the present invention;
fig. 8 is a schematic view of the mounting structure of the support cross bar and the slide bar of the present invention.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Example 1:
as shown in fig. 1 to 8, the room temperature monitoring system based on the internet of things disclosed by the present invention includes: the device comprises a sun-shading control mechanism, a ventilation mechanism, a humidifying and heating mechanism and a sensing detection mechanism;
the sun-shading control mechanism is arranged at the periphery of the greenhouse and used for adjusting the lighting areas of the left side surface, the right side surface and the top surface of the greenhouse; the ventilation mechanism is arranged on the front and rear side end faces of the greenhouse and used for controlling ventilation in the greenhouse; the humidifying and heating mechanism is arranged in the greenhouse and used for humidifying and heating the greenhouse; the sensing detection mechanism is arranged in the greenhouse and used for detecting the illuminance, the temperature and the soil humidity in the greenhouse; the humidifying and heating mechanism is wirelessly connected with the sun-shading control mechanism, the ventilation mechanism and the sensing and detecting mechanism through a wireless network.
Utilize wireless network to realize sunshade control mechanism, ventilation mechanism, humidification heating mechanism and sensing detection mechanism wireless network interconnection to illumination intensity, temperature and humidity to in the greenhouse carry out joint detection control, satisfy the high-efficient growth requirement of plant.
Further, the sun-shading control mechanism comprises an outdoor control box 1, a winding and unwinding driving motor 7, a scroll 4 and at least two semicircular arc-shaped rods 2; each semicircular arc-shaped rod 2 is longitudinally installed at intervals, and a support 3 is arranged at the arc top of each semicircular arc-shaped rod 2; the scroll 4 is rotatably arranged on each support 3, and two pieces of shading film cloth 8 are synchronously wound on the scroll 4 between the supports 3; a counterweight rod 9 is arranged on the lower side edges of the two shading film cloths 8, one counterweight rod 9 is positioned on the left side of the support 3, and the other counterweight rod 9 is positioned on the right side of the support 3; two ends of the balance weight rod 9 are both provided with a support roller 10 which runs and is supported on the outer side edge of the semicircular arc-shaped rod 2 in a rotating way; the outdoor control box 1 is arranged on a support 3 on which the end part of the scroll 4 is arranged, the end part of the scroll 4 extends into the outdoor control box 1, and a driving worm wheel 5 is fixedly arranged on the extending end part; a driving worm 6 meshed with the driving worm wheel 5 is rotatably arranged in the outdoor control box 1; the winding and unwinding driving motor 7 is arranged in the outdoor control box 1, and an output shaft of the winding and unwinding driving motor 7 is butted with the driving worm 6; an outdoor controller, a motor driving circuit and an outdoor wireless communication module are also arranged in the outdoor control box 1; the outdoor controller is respectively electrically connected with the motor driving circuit and the outdoor wireless communication module; the motor driving circuit is electrically connected with the winding and unwinding driving motor 7; the outdoor controller controls the winding and unwinding driving motor 7 to work in a forward and reverse rotation mode through the motor driving circuit. The rotation control structure formed by the driving worm wheel 5 and the driving worm 6 can realize the positioning of winding and unwinding while realizing the rotation driving of the reel 4; by means of the matching of the balance weight rod 9 and the supporting roller 10, the smoothness of winding and unwinding of the shading film cloth 8 can be achieved, and the friction resistance of winding and unwinding is reduced.
Further, a supporting cross rod 42 parallel to the counterweight rod 9 is arranged on the shading film cloth 8, and the end parts of the two ends of the supporting cross rod 42 are used for being respectively supported on the two adjacent semicircular arc-shaped rods 2; two L-shaped limiting baffle rods 41 are arranged on the outer arc surface of the semi-circular arc rod 2, the two L-shaped limiting baffle rods 41 are respectively positioned at the radian positions of 3 pi/8 and 5 pi/8 of the semi-circular arc rod 2, and the L-shaped limiting baffle plates 41 and the outer arc surface of the semi-circular arc rod 2 form a buckle opening with an opening pointing to the arc top of the semi-circular arc rod 2; when the supporting roller 10 moves to the lower end of the semicircular arc rod 2, the end of the supporting cross rod 42 is buckled on the L-shaped limiting stop lever 41 on the corresponding side. Utilize the spacing shelves pole 41 of L shape and support the cooperation of horizontal pole 42 can unreel at shading membrane cloth 8 individual layer and put in place the back and carry out upside relatively fixed to can play certain windproof performance, also fold here for shading membrane cloth 8 simultaneously and provide folding support in order to realize the three-layer shading.
Furthermore, a sliding rod 43 is arranged on the shading film cloth 8 and above the supporting cross rod 42, a strip-shaped film cloth hole is axially arranged on the sliding rod 43, and the shading film cloth 8 flatly penetrates through the strip-shaped film cloth hole to realize the installation of the sliding rod 43; two ends of the sliding rod 43 are rotatably provided with a walking roller 44 which is used for supporting and walking on the semicircular arc-shaped rod 2. By means of the cooperation of the sliding rod 43 and the traveling roller 44, the shading film cloth 8 can be folded at the supporting cross rod 42 when the shading film cloth 8 is continuously unreeled, and the sliding rod 43 is continuously pressed to move downwards under the action of gravity so as to realize three-layer shading of the shading film cloth 8.
Further, the ventilation mechanism comprises two ventilation units which are respectively arranged on the front side end face and the rear side end face of the greenhouse; each ventilation unit comprises an axial flow fan 12 and a ventilation control box 11; a fan controller, a fan driving circuit and a fan wireless communication module are arranged in the ventilation control box 11; the axial flow fan 12 axially penetrates through the front side or the rear side end face of the greenhouse and is fixedly installed through a side edge installation plate 13 of the axial flow fan 12; the fan controller is respectively electrically connected with the fan driving circuit and the fan wireless communication module, the fan driving circuit is electrically connected with the fan driving motor of the axial flow fan 12, and the fan controller controls the fan driving motor of the axial flow fan 12 to rotate through the fan driving circuit. The two ventilation units arranged on the front side and the rear side can realize the ventilation inside and outside the greenhouse, thereby quickly reducing the indoor temperature.
Further, the sensing detection mechanism comprises a sensing mechanism bottom plate 25, a sensing mechanism lower supporting pipe 18, a sensing mechanism inserted rod 19, a sensing control box 14, a light intensity sensor 21, a temperature sensor 20 and a soil humidity sensor 29; a sensing controller and a sensing wireless communication module are arranged in the sensing control box 14; the lower supporting tube 18 of the sensing mechanism is vertically arranged on the bottom plate 25 of the sensing mechanism, and the inserted rod 19 of the sensing mechanism is vertically inserted on the lower supporting tube 18 of the sensing mechanism; a locking bolt 24 is screwed at the upper end pipe orifice of the lower supporting pipe 18 of the sensing mechanism, and the end part of a screw rod of the locking bolt 24 is pressed on the inserted rod 19 of the sensing mechanism; the sensing control box 14 is arranged on the upper end part of the sensing mechanism inserted rod 19; the illuminance sensor 21 is mounted on the top surface of the sensing control box 14; the temperature sensor 20 is installed on the bottom surface of the sensing control box 14; the soil humidity sensor 29 is arranged on the side edge of the lower supporting tube 18 of the sensing mechanism through a side edge bracket; the sensing controller is electrically connected with the sensing wireless communication module, the illuminance sensor 21, the temperature sensor 20 and the soil humidity sensor 29 respectively. The lifting height positioning of the insertion rod 19 of the sensing mechanism can be realized by the locking bolt 24.
Further, the side bracket comprises a fixed sleeve 28, a vertical pressing pipe 30 and a stepping plate 31; the fixed sleeve 28 is vertically and fixedly arranged on the side edge of the lower supporting tube 18 of the sensing mechanism through the connecting block 27; the vertical pressing pipe 30 is vertically fixed on the upper end part of the soil humidity sensor 29, and an electric connection cable of the soil humidity sensor 29 penetrates through the vertical pressing pipe 30 and the bottom surface of the sensing control box 14 and then is electrically connected with the sensing controller; the treading plate 31 is transversely arranged on the upper end pipe wall of the vertical pressing pipe 30; the vertical pressing pipe 30 and the soil humidity sensor 29 are jointly inserted into the fixed sleeve 28, and the lower end detection rod of the soil humidity sensor 29 extends out of the lower end pipe orifice of the fixed sleeve 28. The soil humidity sensor 29 can be conveniently and relatively fixed by utilizing the side bracket, and the lower end detection rod of the soil humidity sensor 29 can be inserted into soil only by stepping down the stepping plate 31 when the soil humidity sensor is used, so that the use is convenient and quick; to step on clamp plate 31 horizontal installation on the upper end pipe wall of vertical pressure pipe 30, can be when mentioning removal sensing detection mechanism, step on clamp plate 31 and can form in the last mouth of pipe department of vertical pressure pipe 30 and block, prevent that soil moisture sensor 29 from falling.
Further, a central prick 26 is vertically arranged at the center of the lower side surface of the sensing mechanism bottom plate 25; the side edges around the bottom surface of the sensing control box 14 are provided with waterproof barriers 22. The waterproof enclosure 22 can prevent the lower temperature sensor 20 from being sprayed during spraying, so that the temperature detection is prevented from being interfered; the central prick 26 is convenient for the bottom surface of the bottom plate 25 of the sensing mechanism to be inserted and fixed, is convenient to use, and can be quickly inserted and fixed after the detection point is moved.
Further, the humidifying and heating mechanism comprises an adjusting mechanism bottom plate 39, an adjusting mechanism sleeve 16, an adjusting mechanism inserted rod 17, an adjusting control box 15, a hot air blower 38, a longitudinal rod 33, a transverse water pipe 34 and two spray headers 37; an adjusting controller, a heating electric control switch and an adjusting wireless communication module are arranged in the adjusting control box 15; the adjusting mechanism sleeve 16 is vertically arranged on the adjusting mechanism bottom plate 39, and the adjusting mechanism inserted rod 17 is vertically inserted on the adjusting mechanism sleeve 16; a locking bolt 32 is screwed at the upper end pipe orifice of the adjusting mechanism sleeve 16, and the end part of a screw rod of the locking bolt 32 is pressed on the adjusting mechanism inserted rod 17; the middle part of the longitudinal rod 33 is vertically arranged on the upper end part of the adjusting mechanism inserted rod 17; the adjusting control box 15 is fixedly arranged on one end of the longitudinal rod 33, and the transverse water pipe 34 is vertically arranged on the other end of the longitudinal rod 33; the two spray headers 37 are respectively communicated and installed on two ends of the transverse water pipe 34, and an electromagnetic water valve 36 is arranged at the joint of the spray headers 37; a water inlet interface 35 is arranged on the transverse water pipe 34; the air heater 38 is fixedly arranged on the adjusting mechanism sleeve 16 through the fan bracket plate 23; the adjusting controller is respectively electrically connected with the adjusting wireless communication module, the control end of the heating electric control switch and the two electromagnetic water valves 36; the heating electric control switch is connected in series with a power supply line of the air heater 38. The mounting height of the inserted rod 17 of the adjusting mechanism can be effectively adjusted by using the locking bolt 32; the water outlet of the spray header 37 can be controlled by the electromagnetic water valve 36.
Furthermore, positioning awl bars 40 are distributed on the lower side of the adjusting mechanism bottom plate 39. The positioning prick rod 40 can effectively enhance the installation stability of the bottom plate 39 of the adjusting mechanism and prevent the bottom plate from being blown by the hot air blower 38 to rotate.
In the room temperature monitoring system based on the Internet of things, the adjusting controller, the sensing controller, the outdoor controller and the fan controller all adopt the existing single chip microcomputer control module, and can select a 51 single chip microcomputer module to realize signal receiving and transmitting control; the outdoor wireless communication module, the fan wireless communication module, the sensing wireless communication module and the adjusting wireless communication module all adopt the existing ZigBee wireless communication module to realize ad hoc network communication; the winding and unwinding driving motor 7 adopts the existing stepping motor, and the motor driving circuit adopts a stepping motor driving circuit matched with the winding and unwinding driving motor 7, so that the forward and reverse rotation control of the winding and unwinding driving motor 7 can be realized; the axial flow fan 12 is an existing axial flow fan, the fan driving motor is a matched fan driving motor, and an existing motor driving circuit is adopted as a fan driving circuit; the soil humidity sensor 29 is an existing soil humidity sensor and is used for detecting the soil humidity in the temperature chamber; the illuminance sensor 21 is an existing illuminance sensor and is used for detecting the illuminance in the greenhouse; the temperature sensor 20 is an existing temperature sensor and is used for detecting the temperature in the temperature chamber; the electromagnetic water valve 36 adopts the existing electromagnetic water valve and is used for realizing the on-off control of the water path of the spray header 37; the heating electric control switch adopts the existing relay and is used for realizing the on-off control of the power supply circuit of the air heater 38.
When the room temperature monitoring system based on the Internet of things works, the outdoor wireless communication module, the fan wireless communication module, the sensing wireless communication module and the adjusting wireless communication module realize ad hoc network, and the mutual communication requirement is met; the soil humidity sensor 29, the illuminance sensor 21 and the temperature sensor 20 detect the soil humidity, illuminance and temperature in the greenhouse in real time; if the soil humidity is lower than the humidity threshold value, a humidity control wireless communication command is sent to the adjusting controller by the sensing controller, the adjusting controller controls the electromagnetic water valve 36 to open the water channel of the spray header 37 for spraying, the soil is humidified, and the water channel of the spray header 37 is closed after the humidification time is over; if the illuminance is higher than the illumination threshold range in the daytime, the sensing controller sends an illumination wireless control command to the outdoor controller, the outdoor controller controls the winding and unwinding driving motor 7 to put down the shading film cloth 8 through the motor driving circuit to shade the sun, so that the strong light irradiation in the daytime is reduced, the illuminance returns to the illumination threshold range, and if the illuminance is lower than the illumination threshold range in the daytime and the shading film cloth 8 is in a put-down state, the outdoor controller controls the winding and unwinding driving motor 7 to fold up the shading film cloth 8 through the motor driving circuit, so that the sunlight irradiation in the daytime is effectively enhanced, and the illuminance returns to the illumination threshold range as far as possible; if the temperature is lower than the temperature threshold range, the sensing controller sends a temperature control wireless communication command to the adjusting controller, the adjusting controller is connected with a power supply line of the hot air blower 38 through the heating electric control switch to heat the greenhouse, the indoor temperature is returned to the temperature threshold range, if the temperature exceeds the temperature threshold range, the sensing controller sends a temperature control wireless communication command to the fan controller, the fan driving circuit controls the axial flow fan 12 to ventilate and cool down, so that the indoor temperature returns to the temperature threshold range as soon as possible, in the cooling process, the sensing controller simultaneously sends a cooling control wireless communication command to the sensing controller, and the sensor controller controls the electromagnetic water valve 36 to open a water way of the spray header 37 for proper spraying in a clearance mode, so that the sensor controller is matched with the axial flow fan 12 to achieve rapid cooling.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a room temperature monitored control system based on thing networking which characterized in that: comprises a sun-shading control mechanism, a ventilation mechanism, a humidifying and heating mechanism and a sensing detection mechanism;
the sun-shading control mechanism is arranged at the periphery of the greenhouse and used for adjusting the lighting areas of the left side surface, the right side surface and the top surface of the greenhouse; the ventilation mechanism is arranged on the front and rear side end faces of the greenhouse and used for controlling ventilation in the greenhouse; the humidifying and heating mechanism is arranged in the greenhouse and used for humidifying and heating the greenhouse; the sensing detection mechanism is arranged in the greenhouse and used for detecting the illuminance, the temperature and the soil humidity in the greenhouse; the humidifying and heating mechanism is respectively wirelessly interconnected with the sun-shading control mechanism, the ventilation mechanism and the sensing detection mechanism through a wireless network;
the sun-shading control mechanism comprises an outdoor control box (1), a winding and unwinding driving motor (7), a scroll (4) and at least two semicircular arc-shaped rods (2); each semicircular arc-shaped rod (2) is longitudinally installed at intervals, and a support (3) is arranged at the arc top of each semicircular arc-shaped rod (2); the scroll (4) is rotatably arranged on each support (3), and two pieces of shading film cloth (8) are synchronously wound on the scroll (4) between the supports (3); the lower side edges of the two shading film cloths (8) are respectively provided with a counterweight rod (9), one counterweight rod (9) is positioned on the left side of the support (3), and the other counterweight rod (9) is positioned on the right side of the support (3); two ends of the counterweight rod (9) are respectively and rotatably provided with a supporting roller (10) which walks and is supported on the outer side edge of the semicircular arc-shaped rod (2); the outdoor control box (1) is arranged on a support (3) where the end part of the scroll (4) is positioned, the end part of the scroll (4) extends into the outdoor control box (1), and a driving worm wheel (5) is fixedly arranged on the extending end part; a driving worm (6) meshed with the driving worm wheel (5) is rotatably arranged in the outdoor control box (1); the winding and unwinding driving motor (7) is arranged in the outdoor control box (1), and an output shaft of the winding and unwinding driving motor (7) is in butt joint with the driving worm (6); an outdoor controller, a motor driving circuit and an outdoor wireless communication module are also arranged in the outdoor control box (1); the outdoor controller is respectively electrically connected with the motor driving circuit and the outdoor wireless communication module; the motor driving circuit is electrically connected with the winding and unwinding driving motor (7); the outdoor controller controls the winding and unwinding driving motor (7) to work in a forward and reverse rotation mode through the motor driving circuit;
a supporting cross rod (42) parallel to the balance weight rod (9) is arranged on the shading film cloth (8), and the end parts of the two ends of the supporting cross rod (42) are respectively supported on the two adjacent semicircular arc-shaped rods (2); two L-shaped limiting stop levers (41) are arranged on the outer arc surface of the semicircular arc rod (2), the two L-shaped limiting stop levers (41) are respectively positioned at the positions of 3 pi/8 and 5 pi/8 radians of the semicircular arc rod (2), and the L-shaped limiting stop plate (41) and the outer arc surface of the semicircular arc rod (2) form a buckle opening with an opening pointing to the top of the arc of the semicircular arc rod (2); when the supporting roller (10) travels to the lower end part of the semicircular arc-shaped rod (2), the end part of the supporting cross rod (42) is buckled on the L-shaped limiting stop lever (41) on the corresponding side;
a sliding rod (43) is arranged on the shading film cloth (8) and above the supporting cross rod (42), a strip-shaped film cloth hole is formed in the sliding rod (43) along the axial direction, and the shading film cloth (8) smoothly penetrates through the strip-shaped film cloth hole to realize the installation of the sliding rod (43); two ends of the sliding rod (43) are rotatably provided with a walking roller (44) which is used for supporting and walking on the semicircular arc-shaped rod (2).
2. The internet of things-based room temperature monitoring system of claim 1, wherein: the ventilation mechanism comprises two ventilation units which are respectively arranged on the front side end face and the rear side end face of the greenhouse; each ventilation unit comprises an axial flow fan (12) and a ventilation control box (11); a fan controller, a fan driving circuit and a fan wireless communication module are arranged in the ventilation control box (11); the axial flow fan (12) axially penetrates through the front side or the rear side end face of the greenhouse and is fixedly installed through a side edge installation plate (13) of the axial flow fan (12); the fan controller is respectively electrically connected with the fan driving circuit and the fan wireless communication module, the fan driving circuit is electrically connected with a fan driving motor of the axial flow fan (12), and the fan controller controls the fan driving motor of the axial flow fan (12) to rotate through the fan driving circuit.
3. The internet of things-based room temperature monitoring system of claim 1, wherein: the sensing detection mechanism comprises a sensing mechanism bottom plate (25), a sensing mechanism lower supporting pipe (18), a sensing mechanism inserted rod (19), a sensing control box (14), a light illumination sensor (21), a temperature sensor (20) and a soil humidity sensor (29); a sensing controller and a sensing wireless communication module are arranged in the sensing control box (14); the lower supporting tube (18) of the sensing mechanism is vertically arranged on the bottom plate (25) of the sensing mechanism, and the inserted rod (19) of the sensing mechanism is vertically inserted on the lower supporting tube (18) of the sensing mechanism; a locking bolt (24) is screwed at the upper end pipe orifice of the lower supporting pipe (18) of the sensing mechanism, and the end part of the screw rod of the locking bolt (24) is pressed on the inserted rod (19) of the sensing mechanism; the sensing control box (14) is arranged on the upper end part of the sensing mechanism inserted bar (19); the illuminance sensor (21) is arranged on the top surface of the sensing control box (14); the temperature sensor (20) is arranged on the bottom surface of the sensing control box (14); the soil humidity sensor (29) is arranged on the side edge of the lower supporting pipe (18) of the sensing mechanism through a side edge bracket; the sensing controller is electrically connected with the sensing wireless communication module, the illuminance sensor (21), the temperature sensor (20) and the soil humidity sensor (29) respectively.
4. The Internet of things-based room temperature monitoring system according to claim 3, wherein: the side bracket comprises a fixed sleeve (28), a vertical pressing pipe (30) and a treading pressing plate (31); the fixed sleeve (28) is vertically and fixedly arranged on the side edge of the lower supporting pipe (18) of the sensing mechanism through a connecting block (27); the vertical pressing pipe (30) is vertically fixed on the upper end part of the soil humidity sensor (29), and an electric connection cable of the soil humidity sensor (29) penetrates through the vertical pressing pipe (30) and the bottom surface of the sensing control box (14) and then is electrically connected with the sensing controller; the treading plate (31) is transversely arranged on the upper end pipe wall of the vertical pressing pipe (30); the vertical pressing pipe (30) and the soil humidity sensor (29) are jointly inserted into the fixed sleeve (28), and the lower end detection rod of the soil humidity sensor (29) extends out of the lower end pipe orifice of the fixed sleeve (28).
5. The Internet of things-based room temperature monitoring system according to claim 3, wherein: a central prick (26) is vertically arranged at the center of the lower side surface of the sensing mechanism bottom plate (25); the side edges of the periphery of the bottom surface of the sensing control box (14) are provided with waterproof barriers (22).
6. The internet of things-based room temperature monitoring system of claim 1, wherein: the humidifying and heating mechanism comprises an adjusting mechanism bottom plate (39), an adjusting mechanism sleeve (16), an adjusting mechanism inserted rod (17), an adjusting control box (15), a hot air blower (38), a longitudinal rod (33), a transverse water pipe (34) and two spray headers (37); an adjusting controller, a heating electric control switch and an adjusting wireless communication module are arranged in the adjusting control box (15); the adjusting mechanism sleeve (16) is vertically arranged on the adjusting mechanism bottom plate (39), and the adjusting mechanism inserted rod (17) is vertically inserted on the adjusting mechanism sleeve (16); a locking bolt (32) is screwed at the upper end pipe orifice of the adjusting mechanism sleeve (16), and the end part of a screw rod of the locking bolt (32) is pressed on the adjusting mechanism inserted rod (17); the middle part of the longitudinal rod (33) is vertically arranged on the upper end part of the insertion rod (17) of the adjusting mechanism; the adjusting control box (15) is fixedly arranged at one end of the longitudinal rod (33), and the transverse water pipe (34) is vertically arranged at the other end of the longitudinal rod (33); the two spray headers (37) are respectively communicated and installed on two ends of the transverse water pipe (34), and an electromagnetic water valve (36) is arranged at the joint of the spray headers (37); a water inlet interface (35) is arranged on the transverse water pipe (34); the hot air blower (38) is fixedly arranged on the adjusting mechanism sleeve (16) through a blower bracket plate (23); the adjusting controller is respectively electrically connected with the adjusting wireless communication module, the control end of the heating electric control switch and the two electromagnetic water valves (36); the heating electric control switch is connected in series with a power supply circuit of the air heater (38).
7. The internet of things-based room temperature monitoring system of claim 6, wherein: positioning conical pricker rods (40) are distributed on the lower side surface of the adjusting mechanism bottom plate (39).
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| CN201910907295.3A CN110531814B (en) | 2019-09-24 | 2019-09-24 | Room temperature monitoring system based on thing networking |
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| CN201910907295.3A CN110531814B (en) | 2019-09-24 | 2019-09-24 | Room temperature monitoring system based on thing networking |
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| CN111174925B (en) * | 2020-01-06 | 2021-02-02 | 南京信息工程大学 | Ventilation device of temperature sensor for meteorological measurement |
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| CN202602714U (en) * | 2012-05-28 | 2012-12-12 | 广东顺德宸熙物联科技有限公司 | Intelligent greenhouse monitoring system based on internet of things and cloud computing technology |
| CN205102862U (en) * | 2015-11-19 | 2016-03-23 | 四川农业大学 | Greenhouse environment monitor sensor device |
| CN105737893A (en) * | 2016-03-31 | 2016-07-06 | 成都齐沃农业科技有限公司 | Improved greenhouse environment detection instrument |
| CN108684385A (en) * | 2018-07-26 | 2018-10-23 | 山东桂北辰农业发展有限公司 | A kind of novel agricultural greenhouse light adjusting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202602714U (en) * | 2012-05-28 | 2012-12-12 | 广东顺德宸熙物联科技有限公司 | Intelligent greenhouse monitoring system based on internet of things and cloud computing technology |
| CN205102862U (en) * | 2015-11-19 | 2016-03-23 | 四川农业大学 | Greenhouse environment monitor sensor device |
| CN105737893A (en) * | 2016-03-31 | 2016-07-06 | 成都齐沃农业科技有限公司 | Improved greenhouse environment detection instrument |
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