CN210036801U - Temperature and humidity calibration device and heating and moisture removing device comprising same - Google Patents
Temperature and humidity calibration device and heating and moisture removing device comprising same Download PDFInfo
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- CN210036801U CN210036801U CN201920643172.9U CN201920643172U CN210036801U CN 210036801 U CN210036801 U CN 210036801U CN 201920643172 U CN201920643172 U CN 201920643172U CN 210036801 U CN210036801 U CN 210036801U
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Abstract
The utility model relates to a humiture calibration equipment and heating damp-dispelling device, humiture calibration equipment includes the singlechip for receive temperature W1, humidity S1 and temperature controller' S the control temperature W2, the humidity S2 of temperature and humidity sensor collection surrounding environment, and send W1, S1, W2 and S2 to the display screen and contrast; the temperature and humidity sensor is electrically connected with the single chip microcomputer and is used for collecting the temperature and humidity in the environment; the meter pen is electrically connected with the single chip microcomputer and used for receiving the temperature and humidity analog quantity output by the temperature and humidity controller; the display screen is electrically connected with the single chip microcomputer and is used for displaying the temperature and humidity value output by the single chip microcomputer; and the power supply is electrically connected with the single chip microcomputer and is used for supplying power to the single chip microcomputer and the display screen. The checking device can avoid errors caused by artificial judgment factors, improves checking accuracy, and ensures the safety of operating environments such as a transformer substation terminal box and a mechanism box.
Description
Technical Field
The utility model relates to an environment check-up equipment technical field, more specifically relates to a humiture calibration equipment and heating damp-expelling device including this humiture calibration equipment.
Background
In most of equipment such as a substation terminal box and a mechanism box, a heating and moisture-removing device is basically used to ensure a good operating environment in the box. The heating and dehumidifying device generally comprises a temperature and humidity controller, a sensor and a heating device, wherein the temperature and humidity data of the environment are received by the sensor, and the temperature and humidity controller carries out data conversion, processing and judgment. At present, in daily work, no corresponding checking instrument is used for checking whether the temperature and humidity control function of the temperature and humidity controller in the heating and humidity expelling device and whether the sensor is abnormal or not, for example, the sensor detects that the real temperature and humidity are 5 and 10, the current control temperature displayed by the temperature and humidity controller is 20 and the current control humidity is 25, and when the condition occurs, a worker can only manually check whether the control device in the temperature and humidity controller is normal or not. However, the manual inspection method has long verification time and low working efficiency, and the verification accuracy cannot be ensured.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a temperature and humidity calibration device with short calibration time, high working efficiency and high calibration accuracy and a heating and moisture expelling device comprising the temperature and humidity calibration device, aiming at the technical problems of long manual calibration time, low working efficiency and poor calibration accuracy.
A temperature and humidity calibration device, comprising:
the single chip microcomputer is used for receiving the temperature W1 and the humidity S1 of the ambient environment collected by the temperature and humidity sensor, the control temperature W2 and the control humidity S2 of the temperature and humidity controller, and transmitting W1, S1, W2 and S2 to the display screen for comparison;
the temperature and humidity sensor is electrically connected with the single chip microcomputer and is used for collecting the temperature and humidity in the environment;
the meter pen is electrically connected with the single chip microcomputer and used for receiving the temperature and humidity analog quantity output by the temperature and humidity controller;
the display screen is used for displaying the temperature and humidity value output by the singlechip;
and the power supply is electrically connected with the single chip microcomputer and is used for supplying power to the single chip microcomputer and the display screen.
In some embodiments, the temperature and humidity monitoring device further comprises a key control module, wherein the key control module is electrically connected with the single chip microcomputer and used for adjusting the temperature and humidity value output to the temperature and humidity controller so as to verify the starting function of the temperature and humidity controller.
In some embodiments, the single chip microcomputer is further configured to convert the temperature and humidity value set by the key control module into an analog signal and output the analog signal to the temperature and humidity controller.
In some embodiments, the analog signal is output to a temperature and humidity controller through the stylus.
In some embodiments, the power source is a rechargeable battery.
In some embodiments, the rechargeable battery is a secondary battery.
In some embodiments, the single chip microcomputer is of the type Arduino R3.
In some embodiments, the display screen is a liquid crystal display screen.
In some embodiments, the liquid crystal display is a QLED or OLED.
In some embodiments, the temperature and humidity sensor further comprises a PCB, and the single chip microcomputer, the display screen and the temperature and humidity sensor are arranged on the PCB
The utility model also provides a temperature and humidity calibration device's calibration method, including following step:
1) a built-in sensor in the temperature and humidity checking device collects the temperature W1 and the humidity S1 in the environment, and the control temperature W2 and the control humidity S2 of a temperature and humidity controller to be tested;
2) the single chip microcomputer transmits W1, S1, W2 and S2 to a display screen, and relative errors of temperature and humidity are determined through comparison of W1 with W2 and comparison of S1 with S2;
3) analyzing the running state of the temperature and humidity controller based on the maximum allowable error of preset temperature and humidity to obtain a verification result of the temperature and humidity verification device;
if the relative error between W1 and W2 is smaller than the maximum allowable error of 1 ℃, and the relative error between S1 and S2 is smaller than the maximum allowable error of 3%, the temperature and humidity controller operates abnormally, and the sensor is normal; otherwise, the temperature and humidity controller is normal, and the sensor is abnormal.
The utility model also provides a temperature and humidity calibration device's calibration method, including foretell calibration method, still include step 4):
the temperature and humidity output to the temperature and humidity controller are adjusted through the key control module;
adjusting the temperature and the humidity to be within the range of the heating starting value of the temperature and humidity controller, and checking whether the temperature and humidity controller is started to heat;
and adjusting the temperature and the humidity to be within the heating return value range of the temperature and humidity controller, and checking whether the temperature and humidity controller stops heating or not.
The utility model also provides a heating drives damp device for in the transformer substation, heating drives damp device and includes in any one of above-mentioned embodiment humiture calibration equipment.
Compared with the prior art, the utility model discloses the beneficial effect who has does: the temperature and humidity in the environment are collected through a temperature and humidity sensor, the temperature and humidity controlled by a temperature and humidity controller are received through a meter pen, the temperature and humidity are processed by a single chip microcomputer and then transmitted to a display screen, so that the difference between the temperature and humidity controlled by the temperature and humidity controller and the temperature and humidity measured by a temperature and humidity calibration device can be visually seen, if the difference between the temperature and humidity controlled by the temperature and humidity controller and the temperature and humidity measured by a temperature and humidity calibration device is small, the temperature; otherwise, the temperature and humidity controller is abnormal, and the sensor is normal. Therefore, the temperature and humidity controller can be quickly checked. This easy and simple to handle can inspect the atmospheric control ware behavior of different grade type moreover, and the suitability is strong, and the inspection accuracy is high, and the check-up time is short simultaneously, and work efficiency is high to staff's intensity of labour can be reduced. In addition, compared with manual inspection, the checking device can avoid errors caused by human judgment factors, improves checking accuracy, and ensures the safety of operating environments such as a transformer substation terminal box and a mechanism box.
Drawings
Fig. 1 is the logic structure schematic diagram of the temperature and humidity calibration device of the present invention.
Fig. 2 is a schematic structural diagram of the temperature and humidity calibrating apparatus according to an embodiment of the present invention.
Fig. 3 is the utility model discloses a temperature and humidity calibration equipment's functional flow schematic diagram.
Fig. 4 is the utility model discloses a display screen shows the schematic diagram of function "1" among the humiture calibration equipment.
Fig. 5 is the utility model discloses a display screen shows the schematic diagram of function "2" among the humiture calibration equipment.
Description of reference numerals:
the temperature and humidity measuring instrument comprises a single chip microcomputer 1, a meter pen 2, a temperature and humidity sensor 3, a display screen 4, a power supply 5 and a PCB 6.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
As shown in fig. 1 and 2, the temperature and humidity verifying apparatus includes a single chip microcomputer 1, configured to receive a temperature W1 and a humidity S1 of an ambient environment collected by a temperature and humidity sensor, and a control temperature W2 and a control humidity S2 of a temperature and humidity controller, and transmit W1, S1, W2, and S2 to a display screen 4 for comparison; the temperature and humidity sensor 3 is electrically connected with the singlechip 1 and is used for collecting the temperature and humidity in the environment; the meter pen 2 is electrically connected with the singlechip 1 and is used for receiving the temperature and humidity analog quantity output by the temperature and humidity controller; the display screen 4 is electrically connected with the singlechip 1 and is used for displaying the temperature and humidity value output by the singlechip 1; and the power supply 5 is electrically connected with the singlechip 1 and is used for supplying power to the singlechip 1 and the display screen 4.
Compared with the prior art, the utility model discloses the beneficial effect who has does: the temperature and humidity in the environment are collected through a temperature and humidity sensor, the temperature and humidity controlled by a temperature and humidity controller are received through a meter pen, the temperature and humidity are processed by a single chip microcomputer and then transmitted to a display screen, so that the difference between the temperature and humidity controlled by the temperature and humidity controller and the temperature and humidity measured by a temperature and humidity calibration device can be visually seen, if the difference between the temperature and humidity controlled by the temperature and humidity controller and the temperature and humidity measured by a temperature and humidity calibration device is small, the temperature; otherwise, the temperature and humidity controller is abnormal, and the sensor is normal. Therefore, the temperature and humidity controller can be quickly checked. This easy and simple to handle can inspect the atmospheric control ware behavior of different grade type moreover, and the suitability is strong, and the inspection accuracy is high, and the check-up time is short simultaneously, and work efficiency is high to staff's intensity of labour can be reduced. In addition, compared with manual inspection, the checking device can avoid errors caused by human judgment factors, improves checking accuracy, and ensures the safety of operating environments such as a transformer substation terminal box and a mechanism box.
In some embodiments, the device further comprises a key control module, the key control module is electrically connected with the single chip microcomputer, and the key control module is used for adjusting the temperature and humidity value output to the temperature and humidity controller so as to verify the starting function of the temperature and humidity controller. Specifically, the key control module inputs a temperature and humidity value to the single chip microcomputer, the single chip microcomputer converts the temperature and humidity value into an analog signal, the analog signal is transmitted to the temperature and humidity controller through the meter pen, heating starting and returning of the temperature and humidity controller are verified, and heating is stopped when the temperature and humidity value returns.
In addition, the key control module is also used for switching the verification mode. The verification mode comprises the steps of verifying the correctness of the temperature and humidity controller, namely a 'reading' mode, and verifying the heating starting and returning of the temperature and humidity controller, namely a 'writing' mode. In the "read" mode, see fig. 4, a "1" is displayed in the upper right corner of the display screen, and in the "write" mode, see fig. 5, a "2" is displayed on the display screen. The key control module comprises an upper key, a lower key, a left key, a right key and an affirming key, wherein the upper key and the lower key are used for adjusting the temperature in the writing function, and the left key and the right key are used for adjusting the humidity in the writing function.
In some embodiments, the data processing module is a single-chip microcomputer, which is model Arduino R3. The single chip microcomputer serves as a center module of the checking device, and corresponding programs can be compiled according to the data transmission principle of temperature and humidity controllers of different models. In this embodiment, the program of the single chip microcomputer is:
in some embodiments, the display is a liquid crystal display, which may be an OLED or a QLED.
In some embodiments, the verification device further comprises a PCB6, and the single chip microcomputer 1, the display screen and the temperature and humidity sensor are arranged on the PCB 6.
In some embodiments, the power source includes a rechargeable battery that can be recharged using a conventional 220 volt battery or by connecting the data cable to the computer.
The utility model also provides a heating drives damp device for in the transformer substation, heating drives damp device and includes in any one of above-mentioned embodiment humiture calibration equipment.
The utility model also provides a temperature and humidity calibration device's calibration method, a serial communication port, including following step:
1. referring to fig. 3, the correctness of the sensor in the temperature and humidity controller is verified
S1, turning on a power supply, selecting a function '1', wherein as shown in FIG. 4, the upper right corner '1' in the figure represents the 'reading' function of the single-wire transmission sensor, W1/S1 is the temperature and humidity of the temperature and humidity sensor in the checking device, and W2/S2 is the control temperature and the control humidity in the temperature and humidity controller to be measured;
s2, respectively pointing a green (data) meter pen and a black (ground) meter pen to a data line and a ground line of a sensor in the temperature and humidity controller, and reading the temperature and the humidity of the sensor to be measured, wherein the data reading can also be performed at the corresponding wiring position of the temperature and humidity controller;
s3, comparing W1 with W2, and comparing S1 with S2, if the error is not large, the sensor is normal, and if the difference of the display data W2 and S2 of the temperature and humidity controller with W1 and S1 is obvious, the control loop of the temperature and humidity controller is abnormal, so that the verification of the first function is realized.
In some embodiments, the verification result in S3 includes:
if the relative error between W1 and W2 is less than the maximum allowable error of 1 ℃, the relative error between S1 and S2 is less than the maximum allowable error of 3%, the temperature and humidity controller operates abnormally, and the sensor is normal; otherwise, the temperature and humidity controller is normal and the sensor is abnormal.
In some embodiments, the method further comprises, after the step S3, a step S4: and verifying the heating start and return of the temperature and humidity controller.
The step S4 includes:
s41, turning on a power supply, selecting a function 2, as shown in figure 5, wherein the upper right corner 2 in the figure represents a writing function of a single-wire transmission sensor, the temperature and the humidity of the temperature and humidity sensor in the verification device are verified, W3/S3 is the temperature and the humidity output to a temperature and humidity controller, and W3 and S3 can be adjusted through an up button, a down button, a left button and a right button;
s42, removing a sensor data transmission line of the temperature and humidity controller to be detected, or detaching the sensor data transmission line at the sensor end or the temperature and humidity controller end, and respectively pointing a green (data) meter pen and a black (ground) meter pen to the data and ground binding post of the temperature and humidity controller, wherein the temperature and humidity displayed by the temperature and humidity controller at the moment can be the same as W3/S3;
s43, changing the transmission temperature and humidity through key adjustment, checking the starting value, starting the temperature and humidity controller for the test at 5 ℃ and returning at 14 ℃; as can be seen from the figure, when the temperature is adjusted to 14 ℃, the temperature starting lamp is turned off, so that the temperature starting function of the temperature and humidity controller can be verified to be intact; the humidity verification method is the same as temperature.
The above is based on single wire transmission, and two wire transmission is as follows:
for the temperature and humidity controller with double-wire transmission, the checking principle is the same as that of a single-wire transmission, the reading and writing functions of the double-wire transmission respectively correspond to the functions 3 and 4, and the adjustment can be carried out through a determination key in the middle.
The double-line transmission needs to use 3 meter pens, namely a green (data) meter pen, a red (clock) meter pen and a black (ground) meter pen, and when the writing function is verified, the sensor data and the clock transmission line in the temperature and humidity controller to be tested need to be disassembled, so that verification can be performed.
When using the verification device of the present application, the following matters need to be noted:
1) the field operation is carried out according to the standardized operation, and the maintenance operation card is used for preventing the low-voltage electric shock.
2) If the temperature and humidity controller displays abnormal data, the temperature and humidity controller can be shut down and restarted, and meanwhile, whether the connection of the meter pen is correct or not is checked.
3) The product is suitable for single-line transmission and double-line transmission temperature and humidity controllers, does not comprise all temperature and humidity controllers, and is required to be in contact with a manufacturer in time if the temperature and humidity controllers cannot be measured.
4) After the instrument is used, the instrument is shut down and stored in time.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a temperature and humidity verifying attachment which characterized in that includes:
the single chip microcomputer is used for receiving the temperature W1 and the humidity S1 of the ambient environment collected by the temperature and humidity sensor, the control temperature W2 and the control humidity S2 of the temperature and humidity controller, and transmitting W1, S1, W2 and S2 to the display screen for comparison;
the temperature and humidity sensor is electrically connected with the single chip microcomputer and is used for collecting the temperature and humidity in the environment;
the meter pen is electrically connected with the single chip microcomputer and used for receiving the temperature and humidity analog quantity output by the temperature and humidity controller;
the display screen is used for displaying the temperature and humidity value output by the singlechip;
and the power supply is electrically connected with the single chip microcomputer and is used for supplying power to the single chip microcomputer and the display screen.
2. The temperature and humidity verifying unit according to claim 1, further comprising a key control module electrically connected to the single chip for adjusting the temperature and humidity value output to the temperature and humidity controller to verify a starting function of the temperature and humidity controller.
3. The temperature and humidity verifying unit according to claim 2, wherein the single chip microcomputer is further configured to convert the temperature and humidity value set by the key control module into an analog signal and output the analog signal to the temperature and humidity controller.
4. The temperature and humidity verifying unit according to claim 3, wherein the analog signal is output to the temperature and humidity controller through the stylus.
5. The temperature and humidity verification device according to claim 1, wherein the power source is a rechargeable battery.
6. The temperature and humidity verifying unit as claimed in claim 5, wherein the rechargeable battery is a storage battery.
7. The temperature and humidity verifying unit as claimed in claim 1, wherein the single chip microcomputer is ArduinoR 3.
8. The temperature and humidity verifying unit of claim 1, wherein the display screen is a liquid crystal display screen, and the liquid crystal display screen is a QLED or an OLED.
9. The temperature and humidity verifying unit according to claim 1, further comprising a PCB, wherein the single chip microcomputer, the display screen and the temperature and humidity sensor are disposed on the PCB.
10. A heating and moisture-removing device for use in a substation, wherein the heating and moisture-removing device comprises the temperature and humidity verifying unit as claimed in any one of claims 1 to 9.
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110108320A (en) * | 2018-05-08 | 2019-08-09 | 国网湖南省电力有限公司 | Temperature and humidity calibration equipment and its method of calibration and heating moisture separating device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110108320A (en) * | 2018-05-08 | 2019-08-09 | 国网湖南省电力有限公司 | Temperature and humidity calibration equipment and its method of calibration and heating moisture separating device |
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