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CN116636391A - Multi-node grain depot temperature measurement and control integrated system with alarm function - Google Patents

Multi-node grain depot temperature measurement and control integrated system with alarm function Download PDF

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Publication number
CN116636391A
CN116636391A CN202310527307.6A CN202310527307A CN116636391A CN 116636391 A CN116636391 A CN 116636391A CN 202310527307 A CN202310527307 A CN 202310527307A CN 116636391 A CN116636391 A CN 116636391A
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CN
China
Prior art keywords
temperature
grain depot
node
shell
granary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202310527307.6A
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Chinese (zh)
Inventor
袁亚杰
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Henan Yuanshuo Electromechanical Equipment Co ltd
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Henan Yuanshuo Electromechanical Equipment Co ltd
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Application filed by Henan Yuanshuo Electromechanical Equipment Co ltd filed Critical Henan Yuanshuo Electromechanical Equipment Co ltd
Priority to CN202310527307.6A priority Critical patent/CN116636391A/en
Publication of CN116636391A publication Critical patent/CN116636391A/en
Withdrawn legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F25/00Storing agricultural or horticultural produce; Hanging-up harvested fruit
    • A01F25/14Containers specially adapted for storing
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01FPROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F25/00Storing agricultural or horticultural produce; Hanging-up harvested fruit
    • A01F25/16Arrangements in forage silos
    • A01F25/22Ventilating arrangements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • G01K13/10Thermometers specially adapted for specific purposes for measuring temperature within piled or stacked materials
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/20Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/51Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses a multi-node grain depot temperature measurement and control integrated system with an alarm function, which comprises a grain depot and a temperature control mechanism; granary: the inner wall is provided with a shell, the left side face of the shell is respectively provided with a temperature measuring column, the left inner wall and the right inner wall of the vertically distributed temperature measuring column are respectively rotationally connected with a first screw rod, the lower end of the inner part of the temperature measuring column is transversely and slidably connected with a sliding block, the sliding block is in threaded connection with the first screw rod positioned in the same temperature measuring column, the upper end of the sliding block is provided with a temperature sensor, the multi-node grain depot temperature measuring and temperature controlling integrated system with an alarm function is used for realizing multi-node temperature measurement of grains in the grain depot, the temperature measuring result is more accurate, the occurrence of false alarm conditions is reduced, the probability of damage of temperature measuring components is reduced, the temperature controlling efficiency of the grain depot is improved according to the upper temperature difference and the lower temperature difference of grains of the grain depot, the integrated work of the temperature measuring and temperature controlling in the grain depot is realized, and a proper environment is provided for the storage of the grains in the grain depot.

Description

Multi-node grain depot temperature measurement and control integrated system with alarm function
Technical Field
The invention relates to the technical field of grain depot temperature measurement and control, in particular to a multi-node grain depot temperature measurement and control integrated system with an alarm function.
Background
The scientific grain storage is a major matter for guaranteeing the grain supply of people and promoting the social stability, the grain storage by utilizing the grain depot is a major mode for storing grains at present, in the grain storage process of the grain depot, the grain temperature in the grain depot is one of important indexes for guaranteeing the safe storage of grains, only the grain temperature data of each layer of grain pile are timely and accurately measured, the grain storage condition is analyzed according to the detected temperature data and measures are taken, the loss of grains in the storage process can be furthest reduced, in addition, the detection of the temperature in the grain depot is mostly carried out manually, the temperature measuring rod is inserted into the grains by workers, the temperature in the grains is detected by utilizing the temperature measuring rod, the labor intensity is high, and the steps are complicated; so among the prior art, some grain depot can set up temperature measurement part in the appointed position of inside, detect the temperature of the inside grain of grain depot automatically, and send out the warning when the too high problem of temperature appears, remind personnel to open grain depot ventilation unit, ventilate the inside of grain depot, control the inside temperature of grain depot, but according to the difference in season, the variation range of grain temperature also different in the grain depot, the temperature measurement of the inside single node of grain leads to the temperature measurement result to appear the difference in temperature easily, error alarm appears, and when ventilating and cooling to the grain depot, because there is the difference in temperature about the inside grain of grain depot, unified ventilation can lead to the grain heat dissipation position not accurate enough, influence the accuse temperature efficiency of grain depot.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides a multi-node grain depot temperature measurement and control integrated system with an alarm function, which can realize multi-node temperature measurement of grains in the grain depot, ensure that the temperature measurement result is more accurate, reduce the occurrence of false alarm conditions, realize accurate temperature control of the grains in the grain depot, improve the temperature control efficiency of the grain depot and effectively solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: a multi-node grain depot temperature measurement and control integrated system with an alarm function comprises a grain depot and a temperature control mechanism;
granary: the inner wall of the shell is provided with a shell, the left side surface of the shell is respectively provided with a temperature measuring column, first screw rods are respectively and rotationally connected between the left inner wall and the right inner wall of the vertically distributed temperature measuring columns, the lower ends of the inner parts of the temperature measuring columns are respectively and transversely connected with sliding blocks, the sliding blocks are in threaded connection with the first screw rods positioned in the same temperature measuring column, the upper ends of the sliding blocks are provided with temperature sensors, and heat conducting plates which are matched with the temperature sensors are respectively arranged in grooves on the upper surfaces of the temperature measuring columns;
temperature control mechanism: the grain bin is arranged in the granary;
wherein: the automatic temperature control device comprises a grain bin, a PLC (programmable logic controller) controller, a data transmitter is arranged in a shell of the PLC controller, an input end of the PLC controller is electrically connected to an external power supply, an input end of the data transmitter is electrically connected to an output end of the PLC controller, an output end of a temperature sensor is electrically connected to an input end of the PLC controller, the depth of grain temperature measurement in the grain bin can be automatically changed according to seasons, multi-node temperature measurement of grains in the grain bin is realized, a temperature measurement result is more accurate, false alarm caused by grain temperature measurement errors of the grain bin is reduced, direct contact between a temperature measuring part and the grains is avoided, the probability of damage of the temperature measuring part is reduced, uniform ventilation is carried out on grains in the grain bin by using uniformly distributed air outlet pipelines, the flow path of ventilation gas is limited according to the upper temperature difference and lower temperature difference of grains in the grain bin, the accurate temperature control of grains in the grain bin is realized, the temperature control efficiency of the grain bin is improved, the temperature difference between the grains is reduced, the integrated work of the temperature measurement and the temperature control in the grain bin is realized, the grain bin is more accurate, and the internal temperature of the grain is provided for timely regulation and control of the grain bin is realized.
Further, temperature control mechanism includes baffle, air-supply line, defeated tuber pipe and play tuber pipe, the baffle sets up in the inside middle part of casing, and the air-supply line sets up in the air intake department of casing upper end, and the right-hand member of air-supply line passes the hole of stepping down on granary surface, and defeated tuber pipe sets up respectively in the surface of casing, and the defeated tuber pipe of vertical distribution all is linked together with the inside of casing, and the air outlet department of the extrados of defeated tuber pipe all is equipped with out the tuber pipe, provides the air inlet route for the ventilation of granary inside.
Further, the temperature control mechanism further comprises a second screw rod and a sealing plate, the second screw rod is rotationally connected between the upper inner wall and the lower inner wall of the shell, the sealing plate is connected with the outer arc surface of the second screw rod in a threaded manner, and the sealing plate is vertically and slidably connected in a space formed by the right side surface of the partition plate and the inner wall of the shell to limit the flow path of ventilation air.
Further, the temperature control mechanism further comprises a motor, the motor is arranged at the upper end of the shell, the lower end of an output shaft of the motor is fixedly connected with the second screw rod, and the input end of the motor is electrically connected to the output end of the PLC controller to provide power for the rotation of the second screw rod.
Further, still include the fan, the fan is located the right side of granary, and the air outlet department of fan is equipped with the guide duct, and the upper end and the air-supply line of guide duct are linked together, and the input electricity of fan is connected in the output of PLC controller, provides power for ventilation air's circulation.
Further, the inner cambered surfaces of the granary are respectively provided with a fixing ring, the inner cambered surfaces of the fixing rings are respectively provided with an elastic clamping ring, and the air conveying pipes are respectively clamped in the elastic clamping rings to provide support for the air conveying pipes.
Furthermore, the upper side surface and the lower side surface of the elastic snap ring are inclined surfaces, so that the pressure of grains on the elastic snap ring is reduced.
Further, the air outlet pipes are respectively positioned at the lower ends of the outer cambered surfaces of the air conveying pipes, and the lower ends of the elastic clamping rings are respectively provided with a yielding hole which is matched with the air outlet pipes, so that the air outlet of the air outlet pipes is prevented from being blocked.
Further, the left end of the shell is respectively provided with an adjusting motor, the left end of an output shaft of the adjusting motor is respectively fixedly connected with the right end of the first screw rod corresponding to the transverse position, and the input end of the adjusting motor is electrically connected with the output end of the PLC to provide power for the rotation of the first screw rod.
Compared with the prior art, the invention has the beneficial effects that: this multi-node grain depot temperature measurement accuse temperature integrated system of alarming function has following benefit:
1. when the automatic temperature measuring device is used, the shell is positioned on one side of the granary, which is subjected to the longest sunlight irradiation time, the detection result of the temperature measuring component reflects the highest temperature change of grains in the granary, the temperature measuring column is inserted into the grains stored in the granary, the temperature of the grains is conducted to the detection end of the temperature sensor through the heat conducting plate, the temperature sensor is enabled to be in contact with the heat conducting plates at different positions according to different seasons, the temperature change of the grains at different depths is detected, meanwhile, the temperature sensor in vertical distribution is utilized to realize the temperature detection of the grains at different heights in the granary, then under the regulation and control of the PLC, the temperature measuring data is compared with the standard temperature change data, when the temperature measuring data is abnormal, the data transmitter is started, the alarm signal is sent out to remind an external control center to timely process, the working personnel, the depth of the temperature measurement of the grains in the granary can be automatically changed according to different seasons, the multi-node temperature measurement of the grains in the granary is realized, the temperature measuring result of the grains is enabled to be more accurate, the occurrence of error alarm conditions caused by the temperature measurement errors of the grains in the granary is reduced, and the probability of direct contact between the temperature measuring component and the grain is reduced.
2. When the temperature of the grains in the granary is too high, the fan is started, so that the outside air is sequentially discharged from the air outlet pipe through the air guide pipe, the air inlet pipe, the right end of the shell and the conveying pipe, the air is blown into the grains from different vertical positions of the granary, the grains in the granary are uniformly ventilated and radiated, the temperature of the grains in the granary is regulated and controlled, meanwhile, the motor is started according to the difference of the temperatures of the grains in the granary, the sealing plate is enabled to move up and down, the air is blocked from entering the air conveying pipe at the lower side of the sealing plate, the grains in the granary are uniformly ventilated by utilizing the uniformly distributed air outlet pipe, the flow path of ventilation gas can be limited according to the upper and lower temperature difference of the grains in the granary, the accurate temperature control of the grains in the granary is realized, the temperature control efficiency of the granary is improved, the temperature difference between the grains is reduced, the temperature measurement and the temperature control in the granary is integrated, the inside the granary is realized, the temperature regulation and the grains in the granary are more timely, and a proper environment is provided for the storage of the grains in the granary.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the interior of the grain bin of the present invention;
FIG. 3 is a schematic diagram of the structure of the whole device in front section;
FIG. 4 is an enlarged schematic view of the structure of the present invention at A;
fig. 5 is an enlarged schematic view of the structure of the present invention at B.
In the figure: 1 granary, 2 shells, 3 temperature measuring columns, 4 sliding blocks, 5 first screws, 6 temperature sensors, 7 heat-conducting plates, 8 temperature control mechanisms, 81 partition plates, 82 air inlet pipes, 83 air conveying pipes, 84 air outlet pipes, 85 second screws, 86 sealing plates, 87 motors, 9 data transmitters, 10PLC controllers, 11 fans, 12 air guide pipes, 13 fixing rings, 14 elastic snap rings and 15 adjusting motors.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present embodiment provides a technical solution: a multi-node grain depot temperature measurement and control integrated system with an alarm function comprises a grain depot 1 and a temperature control mechanism 8;
granary 1: the inner wall of the temperature measuring and controlling component is provided with a shell 2, a temperature measuring column 3 is respectively arranged on the left side surface of the shell 2, first screw rods 5 are respectively connected between the left inner wall and the right inner wall of the vertically distributed temperature measuring column 3 in a rotating way, sliding blocks 4 are respectively connected to the lower ends of the inner parts of the temperature measuring column 3 in a sliding way, the sliding blocks 4 are in threaded connection with the first screw rods 5 positioned in the same temperature measuring column 3, temperature sensors 6 are arranged at the upper ends of the sliding blocks 4, heat conducting plates 7 which are matched with the temperature sensors 6 are respectively arranged in grooves on the upper surface of the temperature measuring column 3, in the use process, the shell 2 is positioned on one side of the granary 1 with the longest sunshine irradiation time, at the moment, the detection result of the temperature measuring component enables grains to change at the highest temperature in the granary 1, the temperature measuring column 3 is inserted into the grains stored in the granary 1, the temperatures of the grains are conducted to the detection ends of the temperature sensors 6 through the heat conducting plates 7, the grains stored in the granary 1 are detected through the temperature sensors 6, grains at different positions in the granary 1 are detected through the temperature sensors 6, and simultaneously, according to different positions of the grains in the granary 1 are accurately contacted with the temperature sensors 4 through the first screw rods 5, and the temperature sensors 4 are driven by the screws 4 at different positions, and the temperature sensors 4 are more accurately contacted with the temperature sensors 4;
temperature control mechanism 8: the temperature control mechanism 8 comprises a partition board 81, an air inlet pipe 82, an air conveying pipe 83 and an air outlet pipe 84, wherein the partition board 81 is arranged in the middle of the interior of the shell 2, the air inlet pipe 82 is arranged at an air inlet at the upper end of the shell 2, the right end of the air inlet pipe 82 penetrates through a yielding hole on the surface of the granary 1, the air conveying pipes 83 are respectively arranged on the surface of the shell 2, the vertically distributed air conveying pipes 83 are communicated with the interior of the shell 2, the air outlet of the outer cambered surface of the air conveying pipes 83 is provided with the air outlet pipe 84, the temperature control mechanism 8 further comprises a second screw 85 and a sealing plate 86, the second screw 85 is rotationally connected between the upper inner wall and the lower inner wall of the shell 2, the outer cambered surface of the second screw 85 is in threaded connection with the sealing plate 86, the sealing plate 86 is vertically and slidably connected in a space formed by the right side surface of the partition board 81 and the inner wall of the shell 2, the temperature control mechanism 8 further comprises a motor 87, the motor 87 is arranged at the upper end of the shell 2, the lower end of the output shaft of the motor 87 is fixedly connected with the second screw rod 85, the input end of the motor 87 is electrically connected with the output end of the PLC 10, the grain harvester further comprises a fan 11, the fan 11 is positioned on the right side of the grain bin 1, an air guide pipe 12 is arranged at the air outlet of the fan 11, the upper end of the air guide pipe 12 is communicated with the air inlet pipe 82, the input end of the fan 11 is electrically connected with the output end of the PLC 10, the fan 11 is started, the outside air is sequentially discharged from the air outlet pipe 84 through the air guide pipe 12, the air inlet pipe 82, the right end inside the shell 2 and the conveying of the air conveying pipe 83, the air is blown into the grain inside the grain bin 1 from different vertical positions of the grain bin 1, the grains inside the grain bin 1 are uniformly ventilated and radiated, the temperature of the grains inside the grain bin 1 is regulated and controlled, meanwhile, the motor 87 is started according to the different temperatures of the grains in the grain bin 1, the output shaft of the motor 87 drives the second screw rod 85 to rotate, the sealing plate 86 is enabled to move up and down under the limitation of the partition plate 81 and the shell 2 through the threaded connection of the second screw rod 85 and the sealing plate 86, air is blocked from entering the air delivery pipe 83 at the lower side of the sealing plate 86 through the sealing plate 86, the air is controlled to blow into the position inside the granary 1, the accurate temperature control of grains inside the granary 1 is realized, the loss of energy sources is reduced, the inner cambered surfaces of the granary 1 are respectively provided with the fixing rings 13, the inner cambered surfaces of the fixing rings 13 are respectively provided with the elastic snap rings 14, the air delivery pipes 83 are respectively clamped in the elastic snap rings 14, the supporting limit is provided for the air delivery pipes 83, the upper side and the lower side of the elastic snap rings 14 are inclined surfaces, the influence of gravity generated by grain accumulation on the elastic snap rings 14 is reduced, the air outlet pipes 84 are respectively positioned at the lower ends of the outer cambered surfaces of the air delivery pipes 83, and the lower ends of the elastic snap rings 14 are respectively provided with giving way holes matched with the air outlet pipes 84, and the air outlet of the air outlet pipes 84 are prevented from being blocked due to the influence of grain gravity;
wherein: the automatic temperature control device is characterized by further comprising a PLC (programmable logic controller) 10, wherein the PLC 10 is positioned on the right side of the granary 1 and used for controlling the starting and stopping of the whole device, a data transmitter 9 is arranged in a shell of the PLC 10, temperature measurement data are compared with standard temperature change data under the regulation and control of the PLC 10, when the temperature measurement data are abnormal, the data transmitter 9 is started, an alarm signal is sent out of an external control center to remind a worker to process in time, the input end of the PLC 10 is electrically connected with an external power supply, the input end of the data transmitter 9 is electrically connected with the output end of the PLC 10, the output end of the temperature sensor 6 is electrically connected with the input end of the PLC 10, the left end of the shell 2 is respectively provided with an adjusting motor 15, and the left end of an output shaft of the adjusting motor 15 is respectively fixedly connected with the right end of a first screw 5 corresponding to the transverse position, and the input end of the adjusting motor 15 is electrically connected with the output end of the PLC 10 to provide power for the rotation of the first screw 5.
The invention provides a multi-node grain depot temperature measurement and control integrated system with an alarm function, which has the following working principle: when in use, the installation position of the shell 2 is changed according to different setting positions of the granary 1, the shell 2 is positioned at one side of the granary 1 with the longest sunshine irradiation time, the detection result of the temperature measuring component is used for reflecting the highest temperature change of grains in the granary 1, the temperature measuring column 3 is inserted into the grains stored in the granary 1, the temperature of the grains is conducted to the detection end of the temperature sensor 6 through the heat conducting plate 7, the temperature of the grains stored in the granary 1 is detected through the temperature sensor 6, the vertically distributed temperature sensor 6 is used for detecting the grains at different height positions in the granary 1, meanwhile, the output shaft of the adjusting motor 15 drives the first screw 5 to rotate through the PLC 10 according to different seasons, the sliding block 4 is connected with the threads of the first screw 5 under the limit of the temperature measuring column 3, the sliding block 4 is used for driving the temperature sensor 6 to move, the temperature sensor 6 is used for contacting with the heat conducting plates 7 at different positions, so that temperature measurement is carried out at different depth positions of grains, the temperature measurement value is more accurate, when the temperature of grains in the granary 1 is too high, the fan 11 is started, external air is sequentially discharged from the air outlet pipe 84 through the air guide pipe 12, the air inlet pipe 82, the right end in the shell 2 and the conveying of the air conveying pipe 83, the air is blown into the grains from different vertical positions of the granary 1, uniform ventilation and heat dissipation are carried out on the grains in the granary 1, the temperature of the grains in the granary 1 is regulated and controlled, meanwhile, the motor 87 is started according to the difference of the temperatures of the grains in the granary 1, the output shaft of the motor 87 drives the second screw 85 to rotate, the second screw 85 is connected with the sealing plate 86 through threads, and under the limitation of the partition plate 81 and the shell 2, make closing plate 86 reciprocate, inside the air-conveying pipe 83 that blocks the air to get into closing plate 86 downside through closing plate 86, control air blows into the inside position of granary 1, realize the accurate accuse temperature to the inside grain of granary 1, reduce the loss of energy, simultaneously under the regulation and control of PLC controller 10, with temperature measurement data and standard temperature change data contrast, when temperature measurement data appear unusual, start data transmitter 9, send alarm signal to external control center, remind the staff in time to handle.
It should be noted that, the PLC controller 10 disclosed in the above embodiment may be a TPC8-8TD PLC controller, the data transmitter 9, the temperature sensor 6, the motor 87, the fan 11 and the adjusting motor 15 may be freely configured according to the practical application scenario, the data transmitter 9 may be a CM6560P wireless data transmitter, the temperature sensor 6 may be a 10TP583T temperature sensor, the motor 87 and the adjusting motor 15 may be 3M57-42A stepper motors, the fan 11 may be a TF037E-2000-F blower, and the PLC controller 10 controls the operation of the data transmitter 9, the temperature sensor 6, the motor 87, the fan 11 and the adjusting motor 15 by methods commonly used in the prior art.
The foregoing is only illustrative of the present invention and is not to be construed as limiting the scope of the invention, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present invention and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the invention.

Claims (9)

1. Multi-node grain depot temperature measurement and control integrated system with alarm function, which is characterized in that: comprises a granary (1) and a temperature control mechanism (8);
granary (1): the inner wall of the device is provided with a shell (2), the left side surface of the shell (2) is respectively provided with a temperature measuring column (3), first screw rods (5) are respectively and rotationally connected between the left inner wall and the right inner wall of the temperature measuring column (3) which are vertically distributed, sliding blocks (4) are respectively and transversely connected at the lower ends of the inner parts of the temperature measuring columns (3), the sliding blocks (4) are in threaded connection with the first screw rods (5) positioned in the same temperature measuring column (3), the upper ends of the sliding blocks (4) are provided with temperature sensors (6), and heat conducting plates (7) which are matched with the temperature sensors (6) are respectively arranged in grooves on the upper surfaces of the temperature measuring columns (3);
temperature control mechanism (8): the grain bin is arranged in the granary (1);
wherein: still include PLC controller (10), PLC controller (10) are located the right side of granary (1), and the inside data transmission ware (9) that is equipped with of casing of PLC controller (10), and the input electricity of PLC controller (10) is connected in external power source, and the input electricity of data transmission ware (9) is connected in the output of PLC controller (10), and the output electricity of temperature sensor (6) is connected in the input of PLC controller (10).
2. The multi-node grain depot temperature measurement and control integrated system with an alarm function according to claim 1, wherein the system is characterized in that: the temperature control mechanism (8) comprises a partition plate (81), an air inlet pipe (82), an air conveying pipe (83) and an air outlet pipe (84), wherein the partition plate (81) is arranged in the middle of the inside of the shell (2), the air inlet pipe (82) is arranged at the air inlet of the upper end of the shell (2), the right end of the air inlet pipe (82) penetrates through a yielding hole on the surface of the granary (1), the air conveying pipes (83) are respectively arranged on the surface of the shell (2), the vertically distributed air conveying pipes (83) are all communicated with the inside of the shell (2), and the air outlet of the outer cambered surface of the air conveying pipe (83) is provided with the air outlet pipe (84).
3. The multi-node grain depot temperature measurement and control integrated system with an alarm function as set forth in claim 2, wherein: the temperature control mechanism (8) further comprises a second screw rod (85) and a sealing plate (86), the second screw rod (85) is rotationally connected between the upper inner wall and the lower inner wall of the shell (2), the sealing plate (86) is connected with the outer cambered surface of the second screw rod (85) in a threaded mode, and the sealing plate (86) is vertically and slidably connected in a space formed by the right side face of the partition plate (81) and the inner wall of the shell (2).
4. The multi-node grain depot temperature measurement and control integrated system with an alarm function according to claim 3, wherein: the temperature control mechanism (8) further comprises a motor (87), the motor (87) is arranged at the upper end of the shell (2), the lower end of an output shaft of the motor (87) is fixedly connected with the second screw rod (85), and the input end of the motor (87) is electrically connected with the output end of the PLC (10).
5. The multi-node grain depot temperature measurement and control integrated system with an alarm function as set forth in claim 2, wherein: still include fan (11), fan (11) are located the right side of granary (1), and the air outlet department of fan (11) is equipped with guide duct (12), and the upper end and the air-supply line (82) of guide duct (12) are linked together, and the input electricity of fan (11) is connected in the output of PLC controller (10).
6. The multi-node grain depot temperature measurement and control integrated system with an alarm function as set forth in claim 2, wherein: the inner cambered surfaces of the granary (1) are respectively provided with a fixed ring (13), the inner cambered surfaces of the fixed rings (13) are respectively provided with an elastic snap ring (14), and the air conveying pipes (83) are respectively clamped in the elastic snap rings (14).
7. The multi-node grain depot temperature measurement and control integrated system with an alarm function as set forth in claim 6, wherein: the upper side surface and the lower side surface of the elastic snap ring (14) are inclined planes.
8. The multi-node grain depot temperature measurement and control integrated system with an alarm function as set forth in claim 6, wherein: the air outlet pipes (84) are respectively positioned at the lower ends of the outer cambered surfaces of the air conveying pipes (83), and the lower ends of the elastic clamping rings (14) are respectively provided with a yielding hole which is matched with the air outlet pipes (84).
9. The multi-node grain depot temperature measurement and control integrated system with an alarm function according to claim 1, wherein the system is characterized in that: the left end of the shell (2) is respectively provided with an adjusting motor (15), the left end of an output shaft of the adjusting motor (15) is respectively fixedly connected with the right end of the first screw rod (5) corresponding to the transverse position, and the input end of the adjusting motor (15) is electrically connected with the output end of the PLC (10).
CN202310527307.6A 2023-05-11 2023-05-11 Multi-node grain depot temperature measurement and control integrated system with alarm function Withdrawn CN116636391A (en)

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CN202310527307.6A CN116636391A (en) 2023-05-11 2023-05-11 Multi-node grain depot temperature measurement and control integrated system with alarm function

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Application Number Priority Date Filing Date Title
CN202310527307.6A CN116636391A (en) 2023-05-11 2023-05-11 Multi-node grain depot temperature measurement and control integrated system with alarm function

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117163501A (en) * 2023-09-05 2023-12-05 江苏科技大学 An intelligent finished grain tray and method that can measure the internal temperature of a loaded grain pile
CN117184679A (en) * 2023-10-16 2023-12-08 河南实荣筒仓工程有限公司 Cooling device for steel plate bin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117163501A (en) * 2023-09-05 2023-12-05 江苏科技大学 An intelligent finished grain tray and method that can measure the internal temperature of a loaded grain pile
CN117163501B (en) * 2023-09-05 2025-07-01 江苏科技大学 Intelligent finished grain tray and method capable of measuring internal temperature of grain pile carried therein
CN117184679A (en) * 2023-10-16 2023-12-08 河南实荣筒仓工程有限公司 Cooling device for steel plate bin

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Application publication date: 20230825