CN219474698U - Monitor for internal temperature and humidity of reinforced display - Google Patents
Monitor for internal temperature and humidity of reinforced display Download PDFInfo
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- CN219474698U CN219474698U CN202321704639.9U CN202321704639U CN219474698U CN 219474698 U CN219474698 U CN 219474698U CN 202321704639 U CN202321704639 U CN 202321704639U CN 219474698 U CN219474698 U CN 219474698U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to a temperature and humidity monitoring device in a reinforced display, which belongs to the technical field of equipment temperature and humidity monitoring, and comprises: the device comprises a main control module, a communication module, a sensor module, a control interface, a heating module and a power module; the main control module is communicated with the upper computer through the communication module; the sensor module is electrically connected with the main control module; the main control module controls the heating module through the control interface. The application provides an inside humiture monitoring device of reinforcement display, according to the inside real-time humiture condition of display, come real-time control heating module through the inside temperature and humidity threshold value that designs of main control module, carry out environmental conditioning to the reinforcement display to can upload the inside real-time humiture condition of display to the host computer through communication module, thereby the inside humiture state of user's real-time supervision display can make the inside humiture of reinforcement display too high or when too low, take corresponding measure.
Description
Technical Field
The utility model relates to the technical field of equipment temperature and humidity monitoring, in particular to an internal temperature and humidity monitoring device for a reinforced display.
Background
At present, special reinforcing equipment needs to be used normally under various severe environmental conditions, and particularly for reinforcing display equipment, when the inherent low-temperature characteristic of a liquid crystal screen cannot meet the environmental use conditions, the liquid crystal screen needs to be subjected to low-temperature heating, automatic defogging displaying and other functions, and when heating and defogging are controlled, the size of output heating power needs to be provided with a set of accurate automatic monitoring and control modules, so that the environmental adaptability condition of the reinforcing equipment is met.
Most of the existing reinforced displays mainly comprise a liquid crystal display module, a main control board, an inverter and a power supply module, and the main control board, the inverter and other display control modules do not have the function of monitoring the internal temperature and humidity in real time, so that corresponding measures cannot be taken when the internal temperature and humidity of the reinforced display are too high or too low, and the reinforced display is easy to damage.
Disclosure of Invention
The utility model aims to provide a temperature and humidity monitoring device for strengthening the inside of a display so as to solve the defects in the prior art, and the technical problem to be solved by the utility model is realized by the following technical scheme.
The utility model provides a reinforced display internal temperature and humidity monitoring device, which comprises:
the device comprises a main control module, a communication module, a sensor module, a control interface, a heating module and a power module;
the main control module is communicated with the upper computer through the communication module;
the sensor module is electrically connected with the main control module;
the main control module controls the heating module through the control interface;
the power module is used for providing power for the main control module, the communication module, the sensor module and the heating module.
In the above scheme, the main control module comprises a singlechip and peripheral circuits thereof.
In the above scheme, the model of the singlechip is STM32F207ZGT6.
In the above scheme, the communication module includes an IIC bus, a serial port and a CAN bus interface.
In the above scheme, the sensor module includes a DHT11 temperature and humidity sensor.
In the above scheme, the DHT11 temperature and humidity sensor includes a resistive humidity measurement element and an NTC temperature measurement element.
In the above scheme, the control interface adopts an IO interface.
In the above scheme, the heating module adopts the heating control circuit, the heating control circuit includes resistance R1, emitting diode D1, resistance R2 and relay KT, resistance R1's first end is connected with 5V DC power supply electricity, emitting diode D1's positive pole with resistance R1's second end is connected, emitting diode D1's negative pole with control interface electricity is connected, resistance R2's first end is connected with 5V DC power supply electricity, relay KT's first end with resistance R2's second end is connected, relay KT's second end with emitting diode D1's negative pole electricity is connected, relay KT's third end is connected with 12V battery power supply electricity, relay KT's fourth end is the heating output.
The embodiment of the utility model has the following advantages:
according to the temperature and humidity monitoring device for the reinforced display, provided by the embodiment of the utility model, the heating module is controlled in real time according to the real-time temperature and humidity conditions in the display through the temperature and humidity threshold designed in the main control module, the environment of the reinforced display is regulated, and the real-time temperature and humidity conditions in the display can be uploaded to the upper computer through the communication module, so that a user can monitor the temperature and humidity conditions in the display in real time, and corresponding measures can be taken when the temperature and humidity in the reinforced display are too high or too low.
Drawings
Fig. 1 is a schematic diagram of an internal temperature and humidity monitoring device for a reinforced display according to the present utility model.
Fig. 2 is a circuit diagram of the heating control circuit of the present utility model.
Fig. 3 is a circuit diagram of the startup circuit of the present utility model.
Fig. 4 is a circuit diagram of a reset circuit of the present utility model.
Fig. 5 is a circuit diagram of an LED circuit of the present utility model.
Fig. 6 is a circuit diagram of the switching circuit of the present utility model.
Fig. 7 is a schematic diagram of data acquired by the DHT11 temperature and humidity sensor according to the present utility model.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, the present utility model provides a device for monitoring temperature and humidity inside a reinforced display, comprising:
the device comprises a main control module, a communication module, a sensor module, a control interface, a heating module and a power module;
the main control module is communicated with the upper computer through the communication module, wherein the main control module comprises a singlechip and a peripheral circuit thereof, the model of the singlechip is STM32F207ZGT6, the communication module comprises an IIC bus, a serial port and a CAN bus interface, and the serial port is used as the most commonly used communication interface and CAN be externally connected with the serial port of the upper computer to realize the real-time monitoring function; the CAN bus interface is used as a communication interface with better long-distance transmission performance, and CAN realize the functions of remote communication, issuing and receiving control commands; IIC is used as a common communication protocol, and can realize the function of active data communication;
the sensor module is electrically connected with the main control module;
the main control module controls the heating module through the control interface, wherein the control interface adopts an IO interface;
the power module is used for providing 3.3V or 5V direct current power for the main control module, the communication module, the sensor module and the heating module.
In the embodiment, the single chip microcomputer can provide IIC, SPI, serial ports, USB, CAN, ADC/DAC and a general IO interface, and the single chip microcomputer is provided with the general IO interface PG9 as a data acquisition pin of the sensor module; the communication module is realized through an IIC, UART serial port and CAN interface external expansion level conversion chip of the singlechip; the common IO interface is used as a control interface; the heating module CAN be powered on and powered off through the set IO interface, and meanwhile, the collected real-time temperature and humidity data CAN be output to the upper computer through the IIC, serial ports and CAN bus interfaces for data analysis and monitoring.
As shown in fig. 2, the heating module adopts a heating control circuit, the heating control circuit includes a resistor R1, a light emitting diode D1, a resistor R2 and a relay KT, a first end of the resistor R1 is electrically connected with a 5V dc power supply, an anode of the light emitting diode D1 is electrically connected with a second end of the resistor R1, a cathode of the light emitting diode D1 is electrically connected with the control interface, a first end of the resistor R2 is electrically connected with the 5V dc power supply, a first end of the relay KT is electrically connected with a second end of the resistor R2, a second end of the relay KT is electrically connected with the cathode of the light emitting diode D1, a third end of the relay KT is electrically connected with a 12V battery power supply, and a fourth end of the relay KT is a heating output end.
In this embodiment, the peripheral circuit of the singlechip includes a start circuit, a reset circuit, an LED circuit, and a switch circuit.
As shown in fig. 3, the starting circuit includes a resistor R3, a capacitor C1 and a switch K1, wherein a first end of the resistor R3 is electrically connected to a 3.3V dc power supply, a second end of the resistor R3 is grounded through the capacitor C1, a first end and a second end of the switch K1 are electrically connected to the second end of the resistor R3, and a third end and a fourth end of the switch K1 are grounded.
As shown in fig. 4, the reset circuit includes a resistor R4, a resistor R5, and a Boot, where a first end of the Boot is grounded, a third end of the Boot is electrically connected with a 3.3V dc power supply, a first end of the resistor R4 and a first end of the resistor R5 are both electrically connected with a second end of the Boot, a second end of the resistor R4 is electrically connected with a boost 1 pin of the single chip microcomputer, and a second end of the resistor R5 is electrically connected with a boost 0 pin of the single chip microcomputer.
As shown in fig. 5, the LED circuit includes a light emitting diode D2, a resistor R6, a light emitting diode D3, and a resistor R7, where an anode of the light emitting diode D2 is electrically connected to a 3.3V dc power supply, a first end of the resistor R6 is electrically connected to a cathode of the light emitting diode D2, a second end of the resistor R6 is electrically connected to an led_red pin of the single chip microcomputer, an anode of the light emitting diode D3 is electrically connected to the 3.3V dc power supply, a first end of the resistor R7 is electrically connected to a cathode of the light emitting diode D3, and a second end of the resistor R7 is electrically connected to an led_green pin of the single chip microcomputer.
As shown in fig. 6, the switch circuit includes a switch K2, a switch K3, a switch K4, and a switch K5, where a first end and a second end of the switch K2 are electrically connected with a 3.3V dc power supply, a third end and a fourth end of the switch K2 are electrically connected with a wk_up pin of the single chip microcomputer, a first end and a second end of the switch K3 are electrically connected to ground, a third end and a fourth end of the switch K3 are electrically connected with a KEY0 pin of the single chip microcomputer, a first end and a second end of the switch K4 are electrically connected to ground, a third end and a fourth end of the switch K4 are electrically connected with a KEY1 pin of the single chip microcomputer, and a first end and a second end of the switch K5 are electrically connected to ground, and a third end and a fourth end of the switch K5 are electrically connected with a KEY2 pin of the single chip microcomputer.
In this embodiment, the sensor module includes a DHT11 temperature and humidity sensor, the DHT11 temperature and humidity sensor includes a resistive humidity measurement element and an NTC temperature measurement element, a simple single bus is used to communicate between the DHT11 temperature and humidity sensor and the singlechip, only one I/O port is needed, humidity and temperature data acquired by the DHT11 temperature and humidity sensor are transmitted to the singlechip once, the maximum communication between the DHT11 temperature and humidity sensor and the singlechip is about 3ms, a real-time monitoring function can be implemented, the data is checked in a checksum manner, the accuracy of data transmission is effectively ensured, the DHT11 temperature and humidity sensor adopts a single bus data format, i.e. a single data pin port completes input and output bidirectional transmission, a data packet is composed of 5Byte (40 Bit), the data is divided into a fractional part and an integer part, the once complete data transmission is 40 bits, the data format of the DHT11 temperature and humidity sensor is: the data output of the sensor is uncoded binary data, and the humidity, the temperature, the integers and the decimal data are processed separately.
As shown in fig. 7, in one embodiment of the present utility model, the calculation method for obtaining the values of humidity and temperature is:
humidity=byte 4. Byte 3=45.0 (% RH)
Temperature=byte 2. Byte 1=28.0 (. Degree.C.)
Check = byt4+byt3+byt2+byt1 = 73.
In this embodiment, when the device is started, the main control module detects whether a DHT11 temperature and humidity sensor exists, if not, an error is prompted, and only after the DHT11 temperature and humidity sensor is detected, the temperature and humidity value starts to be read, if the DHT11 temperature and humidity sensor is found, the program reads data once every 100ms or so, and compares and judges according to a temperature threshold set in the program, so that the heating module is controlled through the control interface, and the temperature and humidity data is uploaded to the upper computer in real time through the communication module.
It should be noted that the foregoing detailed description is exemplary and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or groups thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways, such as rotated 90 degrees or at other orientations, and the spatially relative descriptors used herein interpreted accordingly.
In the above detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components unless context indicates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. A device for monitoring the internal temperature and humidity of a ruggedized display, the device comprising:
the device comprises a main control module, a communication module, a sensor module, a control interface, a heating module and a power module;
the main control module is communicated with the upper computer through the communication module;
the sensor module is electrically connected with the main control module;
the main control module controls the heating module through the control interface;
the power module is used for providing power for the main control module, the communication module, the sensor module and the heating module.
2. The device for monitoring the internal temperature and humidity of a reinforced display according to claim 1, wherein the main control module comprises a single chip microcomputer and a peripheral circuit thereof.
3. The device for monitoring the internal temperature and humidity of a reinforced display according to claim 2, wherein the single-chip microcomputer is of the type STM32F207ZGT6.
4. The device of claim 1, wherein the communication module comprises an IIC bus, a serial port, and a CAN bus interface.
5. The ruggedized display interior temperature and humidity monitoring device of claim 1, wherein the sensor module includes a DHT11 temperature and humidity sensor.
6. The ruggedized display interior temperature and humidity monitoring device of claim 5, wherein the DHT11 temperature and humidity sensor includes a resistive humidity sensing element and an NTC temperature sensing element.
7. The device for monitoring the internal temperature and humidity of a reinforced display according to claim 1, wherein the control interface is an IO interface.
8. The reinforced display internal temperature and humidity monitoring device according to claim 1, wherein the heating module adopts a heating control circuit, the heating control circuit comprises a resistor R1, a light emitting diode D1, a resistor R2 and a relay KT, a first end of the resistor R1 is electrically connected with a 5V direct current power supply, an anode of the light emitting diode D1 is electrically connected with a second end of the resistor R1, a cathode of the light emitting diode D1 is electrically connected with the control interface, a first end of the resistor R2 is electrically connected with a 5V direct current power supply, a first end of the relay KT is electrically connected with a second end of the resistor R2, a second end of the relay KT is electrically connected with a cathode of the light emitting diode D1, a third end of the relay KT is electrically connected with a 12V storage battery power supply, and a fourth end of the relay KT is a heating output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321704639.9U CN219474698U (en) | 2023-07-03 | 2023-07-03 | Monitor for internal temperature and humidity of reinforced display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321704639.9U CN219474698U (en) | 2023-07-03 | 2023-07-03 | Monitor for internal temperature and humidity of reinforced display |
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| Publication Number | Publication Date |
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| CN219474698U true CN219474698U (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321704639.9U Active CN219474698U (en) | 2023-07-03 | 2023-07-03 | Monitor for internal temperature and humidity of reinforced display |
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- 2023-07-03 CN CN202321704639.9U patent/CN219474698U/en active Active
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