CN109855689A - A kind of temperature and pressure detection device - Google Patents
A kind of temperature and pressure detection device Download PDFInfo
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- CN109855689A CN109855689A CN201910151431.0A CN201910151431A CN109855689A CN 109855689 A CN109855689 A CN 109855689A CN 201910151431 A CN201910151431 A CN 201910151431A CN 109855689 A CN109855689 A CN 109855689A
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- 238000001514 detection method Methods 0.000 title claims abstract description 70
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000004891 communication Methods 0.000 claims abstract description 52
- 239000012530 fluid Substances 0.000 claims abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 12
- 229910052744 lithium Inorganic materials 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 6
- 229910001416 lithium ion Inorganic materials 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 241000252254 Catostomidae Species 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000004378 air conditioning Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
The invention discloses a kind of temperature and pressure detection device and systems, the temperature and pressure detection device includes: the temperature sensing end (1) of patch type, pressure detection end (2), LoRa wireless telecommunications transmitting terminal (5), display module (7) and MCU Main Processing Unit (8), wherein, the temperature sensing end (1), pressure detection end (2) connects the MCU Main Processing Unit (8), and signal acquisition is carried out to the medium fluid temperature and pressure in pipeline respectively, and pass to MCU Main Processing Unit (8), the MCU Main Processing Unit (8) carries out signal conversion, it is converted into identifiable digital signal and LoRa communication signal, it is respectively transmitted to display module (7) and LoRa wireless telecommunications transmitting terminal (5), the display module (7) includes that OLED display screen and OLED display screen are opened Crucial (16).
Description
Technical Field
The invention relates to the technical field of electromechanical engineering closed water systems, in particular to a temperature and pressure integrated detection device based on the technology of the Internet of things.
Background
With the rapid development of economy, the living standard of people is increasingly improved, the requirement on the comfort of living environment is also increasingly improved, and the air conditioning systems are mostly used in the original and newly-built buildings, especially in a plurality of public buildings, and the centralized central air conditioning system is mostly used. The air conditioning system is mainly designed with a BA system in design and control, and the whole operation condition of the air conditioning system is controlled.
However, in the project construction process and the debugging process at present, the BA system is not installed or is not installed in place, the BA system can not play its role, the debugging mainly depends on the technical level of a field debugging group to carry out debugging work, due to the influence of many factors such as design, construction and the like, the system hydraulic power can not be balanced, so that technical personnel need to rely on a large amount of detecting equipment such as pressure gauges, thermometers and the like installed in the system to carry out fault diagnosis and debugging work on the system pipe network, but a lot of disadvantages exist:
first, the temperature meters or pressure meters on the market are single detection devices, and can only measure the temperature or pressure of the system individually.
Secondly, for the detection equipment with remote function based on the BA system, the BA system is not constructed completely in the debugging process of the system, and relevant data cannot be acquired.
Thirdly, a large amount of personnel are needed to manually read the meter of all the pressure, temperature and other related detection devices of the system, so that the manpower loss is large, and the consumed time is long.
Disclosure of Invention
In order to overcome the defects, the invention provides the detection equipment, and the detection device integrating temperature and pressure is developed based on the technology of the Internet of things to solve the problems.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a warm-pressure detecting apparatus comprising: a temperature detection end (1), a pressure detection end (2), a LoRa wireless communication transmitting end (5), a display module (7) and an MCU main control unit (8), wherein the temperature detection end (1) and the pressure detection end (2) are connected with the MCU main control unit (8) and respectively acquire the temperature and the pressure of the medium fluid in the pipeline, and transmits the signals to an MCU main control unit (8), the MCU main control unit (8) converts the signals into recognizable digital signals and LoRa communication signals, and the recognizable digital signals and the recognizable LoRa communication signals are respectively transmitted to a display module (7) and a LoRa wireless communication transmitting terminal (5), the display module (7) comprises a key arranged on the display module (7), and through the operation of the key, the display module (7) displays the pressure and temperature values in real time, and is further provided with a lithium battery (3) for supplying power to the temperature and pressure detection device.
Preferably, the front end of the display module (7) is provided with a detection device, a display module front cover (6) is arranged in the middle of the display module, and the pressure and temperature values on the display module can be observed through the explosion-proof glass.
Preferably, the lithium ion battery (3) is arranged in a shell of the warm-pressing detection device, and a lithium battery rear cover (4) of the detection device is covered outside the lithium ion battery (3) and is of a stainless steel metal structure.
Preferably, the LoRa wireless communication transmitting terminal (5) is connected with a gateway, and LoRa communication signals are transmitted to the gateway through the LoRa wireless communication transmitting terminal (5).
Preferably, the display module (7) is an OLED display module.
A warm-pressure detecting device system comprising: the warm-pressing detection device and the gateway as claimed in any of claims 1-5, wherein the gateway has a GSM/GPRS signal transmitting terminal and a LoRa wireless communication receiving terminal, the LoRa wireless communication receiving terminal receives the LoRa communication signal transmitted from the LoRa wireless communication transmitting terminal (5) and transmits the LoRa communication signal to a built-in GSM/GPRS card slot, the GSM/GPRS card slot converts the LoRa communication signal into a GSM/GPRS signal, and transmits the related data to the Internet of things platform through the GSM/GPRS signal transmitting terminal.
Preferably, the gateway is provided with power plug, and the shell is metal casing to fix GSM/GPRS signal emission end and loRa wireless communication receiving terminal on gateway host system's casing through 2 magnet fixed suction cups.
Preferably, the platform with the internet of things is provided with a display and operation device for monitoring the temperature and the pressure of the medium in the pipeline in real time.
According to the invention, after the temperature and pressure related data of the medium in the pipeline are acquired through the detection device body, the data are processed through the built-in MCU main control unit and displayed on the display screen on site, meanwhile, the related data are transmitted to the gateway through the LoRa wireless transmission module at regular time, the gateway converts the received LoRa signal into a GSM/GPRS signal through the gateway main control module, and then the related data are transmitted to the background Internet of things platform through the GSM/GPRS signal transmitting end, so that the on-site and real-time monitoring of the medium in the pipeline is realized.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The present invention will be described in detail below with reference to the accompanying drawings so that the above advantages of the present invention will be more apparent. Wherein,
FIG. 1 is a schematic structural diagram of a temperature and pressure detecting device according to the present invention;
FIG. 2 is a schematic structural diagram of a gateway of the temperature and pressure detecting apparatus according to the present invention;
the names of the various components are: temperature detection end (1), pressure detection end (2), lithium cell (3), detection device lithium cell back lid (4), loRa wireless communication transmitting terminal (5), detection device display module protecgulum (6), display module (7), MCU main control unit (8), gateway power plug (9), gateway main control module (10), GSM/GPRS draw-in groove (11), GSM/GPRS signal transmission end (12), loRa wireless communication receiving terminal (13), signal cable (14), signal transmission/receiving terminal fixed suction cup (15), OLED display screen on-off key (16), detection device start power key (17).
Detailed Description
The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
The invention aims to provide a temperature and pressure integrated detection device based on the technology of the Internet of things, so as to realize real-time monitoring on an air conditioning system in the debugging process.
As shown in fig. 1, a warm-pressure detecting apparatus includes: the device comprises a patch type temperature detection end (1), a pressure detection end (2), a LoRa wireless communication transmitting end (5), a display module (7) and a MCU main control unit (8), wherein the temperature detection end (1) and the pressure detection end (2) are connected with the MCU main control unit (8) and respectively acquire the temperature and the pressure of medium fluid in a pipeline and transmit the acquired signals to the MCU main control unit (8), the MCU main control unit (8) converts the signals into recognizable digital signals and LoRa communication signals and respectively transmits the digital signals and the recognizable digital signals to the display module (7) and the LoRa wireless communication transmitting end (5), the display module (7) comprises an OLED display screen, an OLED display screen on-off key (16) and a detection device power key (17), and the pressure and temperature values are displayed on the display module (7) in real time through the operation of the keys, and a lithium battery (3) for supplying power to the temperature and pressure detection device is also arranged.
Preferably, the front end of the display module (7) is provided with a detection device, a display module front cover (6) is arranged in the middle of the display module, and the pressure and temperature values on the display module can be observed through the explosion-proof glass.
Preferably, the lithium ion battery (3) is arranged in a shell of the warm-pressing detection device, and a lithium battery rear cover (4) of the detection device is covered outside the lithium ion battery (3) and is of a stainless steel metal structure.
Preferably, the LoRa wireless communication transmitting terminal (5) is connected with a gateway, and LoRa communication signals are transmitted to the gateway through the LoRa wireless communication transmitting terminal (5).
Preferably, the display module (7) is an OLED display module.
The temperature and pressure detecting device is mainly made of stainless steel, and a silicon piezoresistance detecting end and a stainless steel patch type digital temperature detecting end of the stainless steel isolating membrane are connected to the temperature and pressure detecting device. The temperature and the pressure of the medium fluid in the pipeline are acquired by utilizing the 2 detection ends, then signal conversion is carried out through the built-in MCU main control unit, the signals are converted into recognizable digital signals, and the pressure and the temperature value are displayed in real time on the OLED display module through keys at the lower part of the OLED display module. Meanwhile, the LoRa communication signals are converted into the LoRa communication signals and transmitted through a wireless communication transmitting terminal, and a built-in lithium battery is used for supplying power. The middle of the front cover of the display module of the detection device is made of explosion-proof glass, so that the pressure and temperature values on the OLED display module can be visually observed; the rear cover of the lithium battery of the detection device is of a full stainless steel metal structure and is used for disassembling and assembling the lithium battery module.
Further, as shown in fig. 2, a warm-pressure detecting apparatus system includes: warm-pressing detection device and gateway, wherein, the gateway has GSM/GPRS signal transmission end and loRa wireless communication receiving terminal, just the loRa wireless communication receiving terminal receives the loRa communication signal who comes from loRa wireless communication transmitting terminal (5) and sends built-in GSM/GPRS draw-in groove to, GSM/GPRS draw-in groove turns into the GSM/GPRS signal with loRa communication signal, and passes through GSM/GPRS signal transmission end gives the thing networking platform with relevant data transmission.
Preferably, the gateway is provided with power plug, and the shell is metal casing to fix GSM/GPRS signal emission end and loRa wireless communication receiving terminal on gateway host system's casing through 2 magnet fixed suction cups.
Preferably, the platform with the internet of things is provided with a display and operation device for monitoring the temperature and the pressure of the medium in the pipeline in real time.
The gateway is mainly configured to be a 220V power plug, power is supplied to a gateway main control module, a gateway shell is a metal shell, a GSM/GPRS signal transmitting end and a LoRa wireless communication receiving end are fixed on the gateway main control module shell through 2 magnet fixing suckers, the gateway receives temperature and pressure signals transmitted by a detection device body through the LoRa wireless communication receiving end, then the signal is converted through a built-in module, a GSM/GPRS clamping groove is used for converting the signals into GSM/GPRS signals, and related data are transmitted through the GSM/GPRS signal transmitting end. The transmitted data are transmitted to the Internet of things platform through a mobile/communication network, and the temperature and the pressure of a medium in the pipeline are monitored in real time on the Internet of things platform.
According to the invention, after the temperature and pressure related data of the medium in the pipeline are acquired through the detection device body, the data are processed through the built-in MCU main control unit and displayed on the display screen on site, meanwhile, the related data are transmitted to the gateway through the LoRa wireless transmission module at regular time, the gateway converts the received LoRa signal into a GSM/GPRS signal through the gateway main control module, and then the related data are transmitted to the background Internet of things platform through the GSM/GPRS signal transmitting end, so that the on-site and real-time monitoring of the medium in the pipeline is realized.
In one embodiment, the method comprises the following main operation steps:
1. the position department of installation manometer, thermometer or discharge valve that utilizes reserving on the water system pipeline demolishs the correlation table and directly installs this device body pressure detection end on the reservation interface of above-mentioned table, and pipeline outer wall is hugged closely to SMD temperature detection end to utilize like the rubber and plastic heat preservation cotton with the close parcel of SMD temperature detection end at the pipeline outer wall, prevent local dewfall, influence the detection precision of SMD temperature detection end.
2. After the detection device is installed, the rear cover of the lithium battery of the detection device is opened, and the power supply is plugged into the power supply connector of the detection device body to provide power for the detection device. And then opening a front cover of a display module of the detection device, starting the device for 3 seconds by long pressing a power key S of the detection device, pressing a switch C of an OLED display screen after starting the device, and checking real-time temperature and pressure values on the display screen. Meanwhile, according to a program arranged in the MCU main control unit, the acquired data is converted into an LoRa signal according to the designed time timing, and the LoRa signal is transmitted through a wireless communication transmitting terminal.
3. A GSM/GPRS card is purchased, the GSM/GPRS card slot of the gateway is inserted, a field socket is used for supplying power to the gateway, and the gateway is placed at a position with a mobile phone model to prevent the structure from interfering GSM/GPRS signals. The gateway LoRa wireless communication receiving terminal converts the collected signals into related wireless signals by using a gateway main control module, and then sends the related data to the background Internet of things platform by using a GSM/GPRS signal transmitting terminal. The real-time viewing of the medium operation data in the water system is realized.
In the construction stage, because no GSM/GPRS signal exists in the construction site and the structure can seriously shield the received signal, the detection device body selects an LoRa signal to transmit and receive the LoRa signal by the gateway, and the gateway house has the position of the GSM/GPRS signal on the ground, converts the received signal, then transmits the GSM/GPRS signal, and transmits related data to the platform of the Internet of things by using a satellite communication network
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A warm-pressing detecting device, comprising: a temperature detection end (1), a pressure detection end (2), a LoRa wireless communication transmitting end (5), a display module (7) and an MCU main control unit (8), wherein the temperature detection end (1) and the pressure detection end (2) are connected with the MCU main control unit (8) and respectively acquire the temperature and the pressure of the medium fluid in the pipeline, and transmits the signals to an MCU main control unit (8), the MCU main control unit (8) converts the signals into recognizable digital signals and LoRa communication signals, and the recognizable digital signals and the recognizable LoRa communication signals are respectively transmitted to a display module (7) and a LoRa wireless communication transmitting terminal (5), the display module (7) comprises a key arranged on the display module (7), and through the operation of the key, the display module (7) displays the pressure and temperature values in real time, and is further provided with a lithium battery (3) for supplying power to the temperature and pressure detection device.
2. The warm-pressing detection device according to claim 1, characterized in that the front end of the display module (7) is provided with a detection device display module front cover (6), the middle of the display module is made of explosion-proof glass, and the pressure and temperature values on the display module can be observed through the explosion-proof glass.
3. Warm-pressure detection device according to claim 1 or 2, characterized in that the lithium ion battery (3) is arranged in a housing of the warm-pressure detection device, and the exterior of the lithium ion battery (3) is covered with a detection device lithium battery rear cover (4), which is a stainless steel metal structure.
4. The warm-pressure detection device according to claim 1 or 2, characterized in that the LoRa wireless communication transmitting terminal (5) is connected with a gateway, and LoRa communication signals are transmitted to the gateway through the LoRa wireless communication transmitting terminal (5).
5. The warm-pressure detection device according to claim 1 or 2, characterized in that the display module (7) is an OLED display module.
6. A warm-pressure detecting device system, comprising: the warm-pressing detection device and the gateway as claimed in any of claims 1-5, wherein the gateway has a GSM/GPRS signal transmitting terminal and a LoRa wireless communication receiving terminal, the LoRa wireless communication receiving terminal receives the LoRa communication signal transmitted from the LoRa wireless communication transmitting terminal (5) and transmits the LoRa communication signal to a built-in GSM/GPRS card slot, the GSM/GPRS card slot converts the LoRa communication signal into a GSM/GPRS signal, and transmits the related data to the Internet of things platform through the GSM/GPRS signal transmitting terminal.
7. The warm-pressing detection device system according to claim 6, wherein the gateway is provided with a power plug, the outer shell is a metal shell, and the GSM/GPRS signal transmitting end and the LoRa wireless communication receiving end are fixed on the shell of the gateway main control module through 2 magnet fixing suckers.
8. The warm-pressure detection device system according to claim 6, characterized in that the platform with internet of things is provided with a display and operation device for real-time monitoring of temperature and pressure of the medium in the pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151431.0A CN109855689A (en) | 2019-02-28 | 2019-02-28 | A kind of temperature and pressure detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151431.0A CN109855689A (en) | 2019-02-28 | 2019-02-28 | A kind of temperature and pressure detection device |
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| CN109855689A true CN109855689A (en) | 2019-06-07 |
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| CN201910151431.0A Pending CN109855689A (en) | 2019-02-28 | 2019-02-28 | A kind of temperature and pressure detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114431170A (en) * | 2022-02-24 | 2022-05-06 | 湖南旭沐智慧科技有限公司 | Pig farm epidemic disease early warning system and method |
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2019
- 2019-02-28 CN CN201910151431.0A patent/CN109855689A/en active Pending
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