CN217384510U - Indoor air temperature on-line monitoring and calibration device - Google Patents
Indoor air temperature on-line monitoring and calibration device Download PDFInfo
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- CN217384510U CN217384510U CN202220251764.8U CN202220251764U CN217384510U CN 217384510 U CN217384510 U CN 217384510U CN 202220251764 U CN202220251764 U CN 202220251764U CN 217384510 U CN217384510 U CN 217384510U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The application discloses an indoor air temperature online monitoring and calibrating device, which comprises an upper computer management system, a calibrating device and an indoor temperature online monitoring device; the calibration equipment comprises a tripod head and a straight arm head, wherein a room temperature detection point positioning unit, two horizontal measurement units, a driving unit and a head control unit are integrated on the tripod head, the two horizontal measurement units are respectively arranged in the direction parallel to the straight arm head and in the direction perpendicular to the straight arm head, the room temperature detection point positioning unit comprises a first laser ranging unit, a second laser ranging unit and a third laser ranging unit, and a standard room temperature measurement unit and a room temperature calibration unit are integrated on the straight arm head.
Description
Technical Field
The utility model relates to a town central heating field, more specifically relate to an indoor air temperature (hereinafter referred to as room temperature) on-line monitoring equipment calibration equipment.
Background
The on-line monitoring of the room temperature refers to a temperature measuring mode which utilizes a digital display type thermometer arranged in the indoor space of the building to continuously and automatically measure the room temperature, and remotely transmits the measured room temperature data to a management system of an upper computer through communication equipment for displaying for monitoring by managers.
For the room temperature online monitoring equipment, such as switch type room temperature online monitoring equipment, the intelligent temperature monitoring equipment is advanced Internet of things sensing equipment integrating a flashlight switch and a digital display type temperature meter. A room temperature measuring point and a working power supply are obtained by replacing a common lamp switch in a building space, so that the room temperature is continuously and automatically measured, and measured room temperature data are uploaded to an upper computer management system for use.
The disadvantage of low measurement precision exists in the on-line monitoring of the room temperature, and the reason for the disadvantage is mainly that the installation position of the monitoring equipment is mostly used as a room temperature measuring point, and the installation position of the monitoring equipment cannot be standardized and unified due to the limitation of objective conditions, so that a large error exists in temperature sampling. The central heating in China mainly comprises two radiating system forms of a radiator and a floor radiation heating, wherein the radiator system exchanges heat in a convection mode of the radiator and indoor air, the room temperature increases along with the change of the height, the horizontal direction is different from the radiator in position, the room temperature is also different, and a larger temperature gradient is generated; the heat of the radiant floor heating system is radiated to a space through the ground mainly in a radiation manner, resulting in that the room temperature is decreased as the height is changed, and the average temperature of the surface of the indoor partition wall is higher than the average room temperature.
Under the influence of the gradient change of the room temperature, the number of the room temperature online monitoring devices deployed in the indoor space of a building, the positions of the measuring points, the distances between the measuring points and a heat source, a wall surface and the ground all affect the measurement precision, the room temperature data measured by the monitoring devices has larger errors with the standard room temperature data, and no feasible device or method is used for calibration all the time, so that the room temperature data measured by a large amount of used room temperature online monitoring devices is not authoritative and cannot be used as a certificate of the standard room temperature, and huge waste is caused.
In summary, the on-line monitoring of the room temperature has great significance for energy conservation and emission reduction of buildings, the application range needs to be further expanded, and the problem that how to reduce or eliminate the error of the on-line monitoring system of the room temperature is urgently needed to be solved at present is already solved.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to above not enough, provide an indoor air temperature on-line monitoring and device of demarcation to solve the drift of temperature sensor itself in the room temperature on-line monitoring equipment, the drift of installation, the room temperature sensor sampling error that the thermal action of room temperature gradient change caused, through demarcating the room temperature collector, can improve the precision of its room temperature collection, no matter be the room temperature on-line monitoring device of radiator or floor radiation heating system, all usable the utility model discloses demarcate.
For solving the technical problem, the utility model discloses a following technical scheme:
an indoor air temperature on-line monitoring and calibration device comprises an upper computer management system, calibration equipment and indoor air temperature on-line monitoring equipment;
the calibration equipment comprises a tripod head and a straight arm head, wherein a room temperature detection point positioning unit, two horizontal measurement units, a driving unit and a head control unit are integrated on the tripod head, the two horizontal measurement units are respectively arranged in the direction parallel to the straight arm head and in the direction perpendicular to the straight arm head, the room temperature detection point positioning unit comprises a first laser ranging unit, a second laser ranging unit and a third laser ranging unit, and a standard room temperature measurement unit and a room temperature calibration unit are integrated on the straight arm head.
Furthermore, the calibration equipment further comprises a triangular support frame, a triangular support vertical telescopic rod is installed at the top end of the triangular support frame, and a triangular support tripod head is installed at the top end of the triangular support vertical telescopic rod.
Furthermore, the straight arm holder is fixed on the tripod holder, and the tripod is provided with a rotary stepping motor on the vertical telescopic rod.
Further, the straight arm cloud platform includes straight arm cloud platform telescopic link and balanced telescopic link, and balanced telescopic link is installed in the top of straight arm cloud platform telescopic link, and straight arm cloud platform telescopic link and balanced telescopic link are synchronous reverse flexible to keep equipment balanced.
Furthermore, the rotating stepping motor is perpendicular to the tripod head, can drive the tripod head and the straight arm head to rotate to change the angle of the tripod head and the straight arm head, can drive the telescopic rod of the straight arm head and the balance telescopic rod to synchronously extend and retract to change the length of the straight arm head, and the head control unit controls the driving unit to drive the rotating stepping motor to move.
Furthermore, the standard room temperature measuring unit integrates a platinum resistance digital display temperature sensor and a DS18B20 digital display temperature sensor.
Furthermore, the room temperature calibration unit comprises a standard room temperature data storage module, a first short-distance wireless communication module and a first remote wireless communication module.
Further, the room temperature on-line monitoring equipment comprises a room temperature collector and a room temperature sensor, wherein the room temperature collector comprises a first temperature sensing module, a second short-distance wireless communication module, a second remote wireless communication module, a first data calculation module and a first data storage module, and the room temperature sensor comprises a second temperature sensing module, a third short-distance wireless communication module and a second data storage module.
Further, the upper computer management system comprises a temporary data storage module, a room temperature calibration calculation module and a calibration room temperature storage application module, has the functions of storing and calibrating the room temperature sensor, can receive the standard room temperature measured by the calibration device 10 and the room temperature data to be calibrated measured by the room temperature on-line monitoring device, corrects the temperature sensor to be calibrated through a calibration algorithm, and stores the calibration data for later use.
Furthermore, the room temperature online monitoring equipment, the calibration equipment and the upper computer management system are communicated in a wireless mode or a wired mode, and the room temperature collector and the room temperature sensor are communicated with each other.
The utility model adopts the above technical scheme, compare with prior art, have following technological effect:
the high-precision room temperature data acquired by a room temperature calibrator at the measuring point position specified by the national standard is taken as calibration data, a room temperature collector installed on a wall is calibrated, and the room temperature collector with the installation position deviating from the legal monitoring point is calibrated on line through calibration, so that the error of the room temperature on-line monitoring device is eliminated, and the precision is improved.
1. No matter be radiator, floor radiant heating or other heating system's room temperature on-line monitoring system, through utilizing the utility model discloses mark, all can obtain the standard or be close to the room temperature data of standard, its use scene and service environment that can extend room temperature on-line monitoring equipment to do benefit to this room temperature on-line monitoring system's popularization and popularization.
2. The method can simplify the procedure of calibrating the room temperature online monitoring equipment so as to reduce the cost of calibrating the room temperature online monitoring equipment.
3. The calibration process of the room temperature sensor can be accelerated, so that the calibration time of the room temperature sensor is shortened.
4. The indoor legal room temperature measuring points can be conveniently and quickly determined in quantity, position and distance, and standard room temperature can be measured for calibrating the indoor online room temperature monitoring equipment. During the process of operating the calibration system to measure the standard room temperature at legal measuring points, the interference degree to users is low.
5. The calibration system equipment can automatically identify and process the condition that the calibration system equipment deviates from the position and distance of the legal measuring point in the process of measuring the standard room temperature at the legal measuring point so as to ensure the accuracy of measuring the standard room temperature.
6. During the process of measuring standard room temperature at legal measuring points, the calibration system equipment can identify and process the steep rise and the steep fall of temperature caused by human factors so as to maintain the seriousness of measurement of the standard room temperature.
7. The method can avoid the influence of the interference of sunlight and other heat radiation on the standard room temperature measurement precision in the process of measuring the standard room temperature at legal measurement points.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic top view of a tripod head in the monitoring and calibrating device of the present invention;
fig. 2 is a schematic side view of the cradle head of the monitoring and calibrating device of the present invention;
FIG. 3 is a schematic diagram of the measurement and positioning of the center position of a room according to the present invention;
fig. 4 to 16 are circuit diagrams of the calibration device of the present invention;
fig. 17 is a block diagram of the device for on-line monitoring and calibration of indoor air temperature according to the present invention.
Detailed Description
The calibration equipment comprises a tripod head 9 and a straight arm head 10, wherein a room temperature detection point positioning unit, two horizontal measurement units 4, a driving unit 5 and a head control unit 8 are integrated on the tripod head 9, the two horizontal measurement units 4 are respectively arranged in the parallel direction of the straight arm head 10 and the vertical direction of the straight arm head 10, the room temperature detection point positioning unit comprises a first laser ranging unit 1, a second laser ranging unit 2 and a third laser ranging unit 3, and a standard room temperature measurement unit 62 and a room temperature calibration unit 65 are integrated on the straight arm head 10.
Calibration equipment still includes triangular supports 15, triangular supports 15's top is installed tripod vertical telescopic rod 14, tripod cloud platform 9 is installed on triangular supports vertical telescopic rod 14's top, straight arm cloud platform 10 is fixed on tripod cloud platform 9, install rotatory step motor 11 on the tripod vertical telescopic rod 14, straight arm cloud platform 10 is including straight arm cloud platform telescopic rod 12 and balanced telescopic rod 13, balanced telescopic rod 13 is installed in the top of straight arm cloud platform telescopic rod 12, straight arm cloud platform telescopic rod 12 and balanced telescopic rod 13 are synchronous reverse flexible to keep equipment balanced.
The rotating stepping motor 11 is installed perpendicular to the tripod head 9, can drive the tripod head 9 and the straight arm head 10 to rotate and change the angle thereof, and can drive the straight arm head telescopic rod 12 and the balance telescopic rod 13 to synchronously extend and retract to change the length of the straight arm head 10, and the head control unit 8 controls the rotating stepping motor 11 to act.
The calibration equipment is placed at one point O ' of an indoor space of a building, the straight-arm tripod head 10 is adjusted to a given height of 1m-1.5m, the distances from the point O ' to three corners of the room are measured through the first laser ranging unit 1, the second laser ranging unit 2 and the third laser ranging unit 3, the angles in three directions are measured through the rotation of the rotary stepping motor 11, and the distance d and the angle beta from the point O ' to the legal measuring point O of the indoor room temperature are calculated through trigonometric operation.
In order to realize the legal room temperature measuring point position, distance measurement and position supply, before the indoor temperature legal measuring point positioning is carried out, the horizontal leveling, height measurement and adjustment are carried out on the straight arm cloud platform 10 through the horizontal measurement unit 4, after the legal measuring point O is positioned, the straight arm cloud platform 10 needs to rotate beta degrees and point to the direction of the point O, the length of the straight arm cloud platform telescopic rod 12 is adjusted, the standard room temperature measurement unit 62 positioned on the straight arm cloud platform is deployed to the measured legal measuring point O, the starting is carried out to measure the standard room temperature, in order to keep the balance of the straight arm cloud platform 10, the balance telescopic rod 13 is additionally arranged above the straight arm cloud platform telescopic rod 12 and is synchronously telescopic with the straight arm cloud platform telescopic rod 12.
The horizontal adjustment of the straight arm tripod head 10 is completed by manually operating a bidirectional horizontal measuring unit on the tripod head 9 and a leveling screw installed on a vertical telescopic rod 14 of the tripod.
The height measurement and adjustment of the straight arm tripod head are completed by the third laser ranging unit 3 (with the precision of 1mm) and the vertical telescopic rod 14 which are arranged on the vertical tripod head 9 through electric control automatic adjustment.
The measurement and positioning of the legal room temperature measuring point are realized by that a laser ranging unit 1 horizontally arranged on the tripod head and a rotary stepping motor 11 (the resolution is 0.05 degree) vertically arranged are automatically adjusted through electric control, the manual confirmation of 3 angles is carried out through a remote controller, the distances a, b, c and the angles of the three angles are measured, the rotating angle beta and the distance d from the standard room temperature measuring unit 62 to the legal room temperature measuring point O are calculated, the tripod head control unit 8 converts the calculated angles into the rotating steps of the motor, and the end, provided with the standard room temperature measuring unit 62, of the straight arm tripod head 10 is turned to the direction of the legal room temperature measuring point O.
The laser ranging unit 2 and the straight arm pan-tilt telescopic rod 12 which are horizontally arranged on the straight arm pan-tilt 10 arrange the standard room temperature measuring unit 62 to the legal room temperature measuring point position by adjusting the distance d between the standard room temperature measuring unit 62 arranged at one end of the straight arm pan-tilt and the legal room temperature measuring point O, and the legal room temperature measurement is carried out.
Optionally, the control measurement, the measurement data calculation, the remote controller communication, the data display and the like of the laser range finder and the electric telescopic rod are all completed by the calibration equipment control unit installed on the tripod head.
By operating the straight arm pan-tilt telescopic rod 12 of the calibration device, the standard room temperature measurement unit 62 can be arranged at legal measurement points above the furniture with the height of below 1.5m, and the interference to the normal work and living order of a user is avoided or reduced in the standard room temperature measurement process.
In addition, as shown in fig. 17, preferably, the standard room temperature measuring unit 62 of the calibration device integrates a platinum resistance digital display temperature sensor and a DS18B20 digital display temperature sensor, the measurement precision is ± 0.15 ℃, and reliable high-precision standard room temperature data are provided for calibrating the room temperature online monitoring device.
Preferably, the standard room temperature measuring unit 62 may recognize the displacement in the horizontal direction and the vertical direction in real time through a built-in G-sensor and data changes of the first laser ranging unit 1, the second laser ranging unit 2, and the third laser ranging unit 3, and report the displacement to the upper computer management system for processing, so as to ensure the accuracy of the standard room temperature measuring result.
It should be understood by those skilled in the art that the standard room temperature measuring unit 62 can perform displacement recognition determination by a built-in G-sensor using a laser locator, and the displacement determination method thereof can be replaced by other methods as needed.
In addition, the heat shielding shell of the standard room temperature measuring unit 62 adopts a louvered radiation-proof ventilation hood structure, and high-quality ultraviolet-resistant materials are used, so that measuring errors caused by strong light are reduced. Particularly, the utility model discloses a DS18B20 digital display temperature sensor has been installed at hot sheltering from shell top for to sheltering from the draft hood, the action of artificial intervention measuring result is discerned, and reports host computer management system handles to guarantee measured data's fairness.
The room temperature calibration unit 65 includes a standard room temperature data storage module, a first short-distance wireless communication module and a first long-distance wireless communication module.
As shown in fig. 4 to 16, the room temperature calibration unit 65 includes a chip U9, the model of the chip U9 is R5F100FE, a pin 5 of the chip U9 is connected to one end of a resistor R6, one end of a crystal oscillator X2 and one end of a capacitor C32, a pin 4 of the chip U9 is connected to the other end of the resistor R6 and one end of a resistor R9, the other end of the resistor R9 is connected to the other end of a crystal oscillator X2 and one end of a capacitor C4, the other end of the capacitor C32 and the other end of the capacitor C4 are grounded, a pin 8 of the chip U9 is connected to one end of a resistor R10, a pin 3 of the crystal oscillator X3 and one end of a capacitor C25, a pin 7 of the chip U9 is connected to the other end of a resistor R10, a pin 1 of the crystal oscillator X3 and one end of a capacitor C26, a pin 2 and a pin 4 of the crystal oscillator X3, the other end of a capacitor C26 and the other end of the capacitor C25 are grounded.
A pin 41 of the chip U9 is connected with one end of a resistor R19, the other end of the resistor R19 is connected with one end of a light-emitting diode LED1, the other end of the light-emitting diode LED1 is grounded, a pin 33 of the chip U9 is connected with one end of a resistor R21, the other end of the resistor R21 is connected with one end of a light-emitting diode LED3, the other end of the light-emitting diode LED3 is grounded, a pin 6 of the chip U9 is connected with one end of a resistor R16, one end of a key S2 and one end of a capacitor C23, the other end of the resistor R6 is connected with a VDD _ MCU power supply, and the other end of the capacitor C23 and the other end of the key S2 are grounded.
The room temperature calibration unit 65 further comprises a chip U1, the model of the chip U1 is BS813C-1, pin 1 of the chip U1 is connected with one end of a capacitor C8 and contacts a detection point TOUCH _1, pin 3 of the chip U1 is connected with one end of a capacitor C6 and contacts a detection point TOUCH _3, the other end of the capacitor C6 and the other end of the capacitor C8 are grounded, pin 4 of the chip U1 is connected with one end of a resistor R37, the other end of the resistor R37 is connected with pin 21 of the chip U9, pin 6 of the chip U1 is connected with one end of a resistor R18, the other end of the resistor R18 is connected with pin 16 of the chip U9, pin 8 of the chip U1 is connected with one end of a capacitor C9 and is connected with a VDD _ MCU power supply, and the other end of the capacitor C9 is grounded.
The room temperature calibration unit 65 further comprises a chip U2, the model of the chip U2 is DS18B20, a pin 2 of the chip U2 is connected with a pin 32 of the chip U9 and one end of a resistor R22, and the other end of the resistor R22 and a pin 3 of the chip U2 are connected with a VDD _ SENSOR power supply.
The room temperature calibration unit 65 further comprises a chip U4, the model of the chip U4 is FLASH SOIC8, pin 1 of the chip U4 is connected with pin 17 of the chip U9, pin 2 of the chip U4 is connected with pin 18 of the chip U9, pin 3 of the chip U4 is connected with a VDD _ MCU power supply, pin 5 of the chip U4 is connected with pin 19 of the chip U9, pin 6 of the chip U4 is connected with pin 20 of the chip U9, pins 2 and 8 of the chip U4 are connected with one end of a capacitor C1 and connected with the VDD _ MCU power supply, and the other end of the capacitor C1 is grounded.
The room temperature calibration unit 65 further comprises a toggle switch S3, the toggle switch S3 is K3-1290S, pin 1 of the toggle switch S3 is connected with one end of a resistor R15, the other end of the resistor R15 is connected with a VDD _ MCU power supply, pin 2 of the toggle switch S3 is connected with pin 12 of a chip U9, pin 3 of the toggle switch S3 is connected with one end of a resistor R1, the other end of the resistor R1 is grounded, pin 15 of the chip U9 is connected with one end of a resistor R47 and one end of a resistor R46, the other end of the resistor R46 is connected with the VDD _ MCU power supply, the other end of the resistor R47 is grounded, pin 13 of the chip U9 is connected with one end of a resistor R17 and one end of a resistor R14, pin R14 is connected with the other end of the VDD _ MCU power supply, and the other end of the resistor R17 is grounded.
The room temperature calibration unit 65 further comprises a chip U3, the model of the chip U3 is CMT2300A, a pin 7 of the chip U3 is connected with one end of a capacitor C16, the other end of the capacitor C16 is grounded, a pin 9 of a chip U3 is connected with one end of a resistor R26 and one end of a capacitor C13, the other end of the capacitor C13 is grounded, the other end of the resistor R26 is connected with a pin 26 of a chip U9, a pin 10 of the chip U3 is connected with one end of a resistor R38, one end of a resistor R27 and one end of a capacitor C12, the other end of the capacitor C12 is grounded, the other end of the resistor R38 is connected with a pin 27 of a chip U9, the other end of the resistor R27 is connected with a pin 28 of a chip U9, a pin 11 of a chip U3 is connected with one end of the resistor R28 and one end of a capacitor C11, the other end of a capacitor C11 is grounded, the other end of the resistor R28 is connected with a pin 25 of the chip U9, a pin 12 of the chip U3 is connected with one end of a resistor R29 and one end of a capacitor C10, the other end of the capacitor C10 is grounded, and the other end of the resistor R29 is connected with a pin 24 of the chip U9.
The chip U is characterized in that 4 pins of the chip U are connected with an inductor L end, a capacitor C end and a TVS tube E end and connected with a VDD _ RF power source in parallel, the other ends of the capacitor C, the capacitor C and the TVS tube E are grounded, 3 pins of the chip U are connected with the inductor L and the capacitor C end, the other end of the capacitor C is connected with an inductor L end, the other end of the inductor L is connected with a capacitor C end and a capacitor C end, the other end of the capacitor C is grounded, the other end of the capacitor C is connected with an inductor L end, the capacitor C end and the inductor L end, the other end of the inductor L is connected with a capacitor C end and an inductor L end, the other end of the capacitor C is grounded, the other end of the inductor L is connected with a capacitor C end and a TVS tube E end and connected with an ANT _ RF detection point in parallel, the other end of the capacitor C and the TVS tube E are grounded, and 2 pins of the chip U are connected with an inductor L end, Inductor L7 one end and the electric capacity C22 other end, the inductance L7 other end ground connection, chip U3's 1 foot is connected with the inductance L6 other end, electric capacity C46 one end and the inductance L3 other end, electric capacity C46 other end ground connection, chip U3's 16 feet are connected with resistance R31 one end, the resistance R31 other end is connected with chip U9's 23 feet, chip U3's 15 feet are connected with resistance R32 one end, the resistance R32 other end is connected with chip U9's 22 feet.
The pin 13 of the chip U3 is connected with the pin 1 of the crystal oscillator X1 and one end of the capacitor C14, the pin 14 of the chip U3 is connected with the pin 3 of the crystal oscillator X1 and one end of the capacitor C15, and the pins 2 and 4 of the crystal oscillator X1, the other end of the capacitor C14 and the other end of the capacitor C15 are grounded.
The room temperature calibration unit 65 further includes an interface J6, wherein the 8 pin of the interface J6 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with the 37 pin of the chip U9, the 7 pin of the interface J6 is connected with one end of a resistor R5, the other end of the resistor R5 is connected with the 35 pin of the chip U9, the 2 pin of the interface J6 is connected with one end of a resistor R8, the other end of the resistor R8 is connected with the 36 pin of the chip U9, the 3 pin of the interface J6 is connected with one end of a resistor R7, and the other end of the resistor R7 is connected with the 34 pin of the chip U9.
The room temperature calibration unit 65 further comprises a chip U10, the model of the chip U10 is N700-58, a pin 31 and a pin 32 of the chip U10 are connected with one end of a capacitor C51, one end of a capacitor C50, one end of a capacitor C49, one end of a capacitor C48, one end of a capacitor C47 and one end of a capacitor C39, and are connected with a VDD _ N700 power supply in parallel, the other end of a capacitor C51, the other end of a capacitor C50, the other end of a capacitor C49, the other end of a capacitor C48, the other end of a capacitor C47 and the other end of a capacitor C39 are grounded, a pin 27 of the chip U10 is connected with one end of a capacitor C29 and one end of an inductor L12, the other end of the inductor L12 is connected with one end of a capacitor C30 and a radio frequency signal connector J2, and the other end of the capacitor C29 and the other end of the capacitor C30 are grounded.
A pin 21 of the chip U10 is connected with one end of a resistor R43, the other end of the resistor R43 is connected with one end of a resistor R44 and a base electrode of a triode Q4, the other end of the resistor R44 and an emitter electrode of a triode Q4 are grounded, a collector electrode of the triode Q4 is connected with one end of a diode LED7, the other end of the diode LED7 is connected with one end of a resistor R45, and the other end of the resistor R45 is connected with a VDD _ MCU power supply; the pin 19 of the chip U10 is connected with one end of a capacitor C40 and the collector of a triode Q3, the base of the triode Q3 is connected with one end of a resistor R42 and one end of a resistor R41, and the other end of the resistor R42, the emitter of the triode Q3 and the other end of the capacitor C40 are grounded.
The 9 pin of the chip U10 is connected with an emitter of a triode Q5, the base of the triode Q5 is connected with one end of a resistor R24, the other end of the resistor R24 is connected with a VDD _1V8 power supply, the collector of the triode Q5 is connected with one end of a resistor R23 and a 30 pin of the chip U9, the other end of the resistor R23 is connected with one end of a resistor R40, the other end of the resistor R40 is connected with a VDD _3V3 power supply, the 10 pin of the chip U10 is connected with a collector of the triode Q6 and one end of a resistor R36, the base of the triode Q6 is connected with one end of a resistor R25, the other end of the resistor R36 and the other end of the resistor R25 are connected with a VDD _1V8 power supply, and the emitter of the triode Q6 is connected with a 29 pin of the chip U9.
The room temperature calibration unit 65 further comprises a SIM card chip U8, the model of the SIM card chip U8 is M2M-QFN-8-5X6, the pin 8 of the SIM card chip U8 is connected with one end of a TVS tube E3, one end of a capacitor C34 and the pin 15 of the chip U10, the other end of the TVS tube E3 and the other end of the capacitor C34 are grounded, the pin 7 of the SIM card chip U8 is connected with one end of a TVS tube E6, one end of a capacitor C28 and one end of a resistor R20, the other end of the resistor R20 is connected with the pin 12 of the chip U10, the other end of the TVS tube E6 and the other end of the capacitor C28 are grounded, the pin 6 of the SIM card chip U8 is connected with one end of a TVS tube E5, one end of a capacitor C31 and one end of a resistor R33, the other end of a TVS tube E5 and the other end of the capacitor C31 are grounded, the other end of the resistor R33 is connected with a pin 13 of a chip U10, a pin 3 of a SIM card chip U8 is connected with one end of a TVS tube E4, one end of the capacitor C35 and one end of a resistor R34, the other end of the TVS tube E4 and the other end of the capacitor C35 are grounded, and the other end of the resistor R34 is connected with a pin 14 of the chip U10.
The room temperature calibration unit 65 further comprises a voltage stabilization chip U7, the model number of the voltage stabilization chip U7 is ME6214C33M5G, a pin 1 of the voltage stabilization chip U7 is connected with a VBAT power supply, a pin 3 of the voltage stabilization chip U7 is connected with one end of a resistor R3, the other end of the resistor R3 is grounded, a pin 5 of the voltage stabilization chip U7 is connected with one end of the resistor R39 and one end of a TVS tube E7 and is connected with a VDD _ N700 power supply, and the other end of the resistor R39 and the other end of the TVS tube E7 are grounded.
Calibration equipment with upper computer management system's communication mode is NB-IOT, with room temperature on-line monitoring equipment's communication mode is 470MHZ, and those skilled in the art should understand, above-mentioned communicably connect can be through data line, or the wire etc. carry out the wired connection of connecting, also can be through 433MHz, LORA, WIFI, bluetooth, or infrared etc. carry out the wireless connection of connecting, that is to say, it is not to connect with communication the utility model discloses a key point, the utility model discloses also do not make further restriction to specific communication connection mode.
The room temperature on-line monitoring equipment comprises a room temperature collector and a room temperature sensor, wherein the room temperature collector comprises a first temperature sensing module, a second short-distance wireless communication module, a second remote wireless communication module, a first data calculation module and a first data storage module, and the room temperature sensor comprises a second temperature sensing module, a third short-distance wireless communication module and a second data storage module.
The room temperature sensor and the room temperature collector can be connected through 470MHZ short-distance wireless communication, wherein the room temperature collector 31 is connected with the upper computer management system 50 through NB-IOT communication. As shown in fig. 3, the calibration device is connected to the upper computer management system 50 through NB-IOT communication.
The upper computer management system comprises a temporary data storage module, a room temperature calibration calculation module and a calibration room temperature storage application module, has the functions of storage and room temperature sensor calibration, can receive the standard room temperature measured by the calibration equipment 10 and the room temperature data to be calibrated measured by the room temperature on-line monitoring equipment, corrects the temperature sensor to be calibrated through a calibration algorithm, and stores the calibration data for later use.
The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a device that indoor air temperature on-line monitoring and demarcation which characterized in that: the system comprises an upper computer management system, calibration equipment and room temperature online monitoring equipment;
the calibration equipment comprises a tripod head (9) and a straight arm tripod head (10), a room temperature detection point positioning unit is integrated on the tripod head (9), horizontal measurement units (4), a driving unit (5) and a tripod head control unit (8), the number of the horizontal measurement units (4) is two, the two horizontal measurement units (4) are respectively installed in the direction parallel to the straight arm tripod head (10) and in the direction perpendicular to the straight arm tripod head (10), each room temperature detection point positioning unit comprises a first laser ranging unit (1), a second laser ranging unit (2) and a third laser ranging unit (3), and a standard room temperature measurement unit (62) and a room temperature calibration unit (65) are integrated on the straight arm tripod head (10).
2. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 1, wherein: the calibration equipment further comprises a triangular support frame (15), a tripod vertical telescopic rod (14) is installed at the top end of the triangular support frame (15), and a tripod head (9) is installed at the top end of the tripod vertical telescopic rod (14).
3. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 2, wherein: the straight arm tripod head (10) is fixed on the tripod head (9), and the tripod vertical telescopic rod (14) is provided with a rotary stepping motor (11).
4. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 2, wherein: the straight arm pan-tilt (10) comprises a straight arm pan-tilt telescopic rod (12) and a balance telescopic rod (13), the balance telescopic rod (13) is installed above the straight arm pan-tilt telescopic rod (12), and the straight arm pan-tilt telescopic rod (12) and the balance telescopic rod (13) synchronously and reversely stretch to keep equipment balance.
5. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 3, wherein: the rotating stepping motor (11) is perpendicular to the tripod head (9) and can drive the tripod head (9) and the straight arm head (10) to rotate to change the angle of the rotating stepping motor, meanwhile, the straight arm tripod head telescopic rod (12) and the balance telescopic rod (13) can be driven to synchronously extend and retract to change the length of the straight arm head (10), and the tripod head control unit (8) controls the driving unit (5) to drive the rotating stepping motor (11) to act.
6. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 1, wherein: the standard room temperature measuring unit (62) integrates a platinum resistance digital display temperature sensor and a DS18B20 digital display temperature sensor.
7. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 1, wherein: the room temperature calibration unit (65) comprises a standard room temperature data storage module, a first short-distance wireless communication module and a first long-distance wireless communication module.
8. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 1, wherein: the room temperature online monitoring equipment comprises a room temperature collector and a room temperature sensor, wherein the room temperature collector comprises a first temperature sensing module, a second short-distance wireless communication module, a second remote wireless communication module, a first data calculation module and a first data storage module, and the room temperature sensor comprises a second temperature sensing module, a third short-distance wireless communication module and a second data storage module.
9. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 1, wherein: the upper computer management system comprises a temporary data storage module, a room temperature calibration calculation module and a calibrated room temperature storage application module, has the functions of storage and room temperature sensor calibration, and can accept the standard room temperature measured by the calibration equipment and the room temperature data to be calibrated measured by the room temperature on-line monitoring equipment.
10. The on-line indoor air temperature monitoring and calibrating device as claimed in claim 8, wherein: the room temperature on-line monitoring equipment, the calibration equipment and the upper computer management system are communicated in a wireless mode or a wired mode, and the room temperature collector and the room temperature sensor are communicated with each other.
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| CN202220251764.8U CN217384510U (en) | 2022-02-07 | 2022-02-07 | Indoor air temperature on-line monitoring and calibration device |
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| CN202220251764.8U CN217384510U (en) | 2022-02-07 | 2022-02-07 | Indoor air temperature on-line monitoring and calibration device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023147765A1 (en) * | 2022-02-07 | 2023-08-10 | 山东基点智慧能源科技有限公司 | Indoor air temperature online monitoring and calibration apparatus |
| WO2023147766A1 (en) * | 2022-02-07 | 2023-08-10 | 山东基点智慧能源科技有限公司 | Online indoor air temperature monitoring and calibration apparatus and calibration method |
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2022
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023147765A1 (en) * | 2022-02-07 | 2023-08-10 | 山东基点智慧能源科技有限公司 | Indoor air temperature online monitoring and calibration apparatus |
| WO2023147766A1 (en) * | 2022-02-07 | 2023-08-10 | 山东基点智慧能源科技有限公司 | Online indoor air temperature monitoring and calibration apparatus and calibration method |
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