CN210741555U - Environmental monitoring acquisition terminal and system - Google Patents
Environmental monitoring acquisition terminal and system Download PDFInfo
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- CN210741555U CN210741555U CN201921201258.2U CN201921201258U CN210741555U CN 210741555 U CN210741555 U CN 210741555U CN 201921201258 U CN201921201258 U CN 201921201258U CN 210741555 U CN210741555 U CN 210741555U
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 42
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- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- RZKYEQDPDZUERB-UHFFFAOYSA-N Pindone Chemical compound C1=CC=C2C(=O)C(C(=O)C(C)(C)C)C(=O)C2=C1 RZKYEQDPDZUERB-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The embodiment of the utility model provides an environmental monitoring acquisition terminal and system, through timing setting and soft switch control power module external power supply switch on or turn off, can adjust the uploading cycle of environmental monitoring data according to different application scenes are nimble simultaneously, make environmental monitoring data all need to be electrified again when uploading each time, other time terminals are in low power consumption state, furthest's extension battery life; in addition, when the service life of the sensor module is finished and needs to be replaced, the sensor module can be replaced in a pluggable mode, and the maintenance difficulty of the environment monitoring and collecting terminal is reduced.
Description
Technical Field
The utility model relates to a building environmental monitoring field especially relates to an environmental monitoring acquisition terminal and system.
Background
In related environment monitoring products, on one hand, in order to facilitate construction, a battery-powered sensor for wireless data transmission is applied more and more, and in a common monitoring mode, the sensor is refreshed according to a set period, data is sent at a fixed frequency and is not intelligent, and a battery is always in a consumption mode, so that the service life is short, and the battery replacement cost is too high; on the other hand, the existing monitoring products are used for a long time, need to be maintained manually and periodically, are not high in monitoring accuracy of the service life of the sensor module, and are easy to cause the problem of data accuracy reduction caused by delayed replacement; in a third aspect, the sensors are usually built in the monitoring device, the sensors have limited service life and cannot be replaced by themselves, and the accuracy of some sensors is poorer as the sensors are used for a longer time.
Disclosure of Invention
In view of this, the embodiment of the present invention provides an environmental monitoring and collecting terminal and system, which solve the technical problems mentioned in the background art.
In a first aspect, an embodiment of the present invention provides an environmental monitoring and collecting terminal, which includes a housing, a power module, a time switch module, and a wireless transmitter module disposed inside the housing, and an environmental monitoring sensor module disposed outside the housing, wherein the power module is connected to the wireless transmitter module and the environmental monitoring sensor module through the time switch module,
the power supply module is configured to supply power to the timing switch module, the wireless transmission module and the environment monitoring sensor module;
the timing switch module is configured to control the power supply module to supply power to the outside to be switched on or switched off through timing setting;
the environmental monitoring sensor module is configured to detect environmental parameters in real time;
the wireless transmission module is configured to control transmission of the environmental parameter.
Furthermore, the timing switch module comprises a timing adjusting unit, a timing unit and a switch control unit,
the timing unit is used for counting timing time;
the timing adjusting unit is used for adjusting the range of the timing time of the timing unit;
the switch control unit is used for turning on or turning off the power supply module to supply power to the outside according to the time counting result of the timing chip.
Further, the switch control unit adopts a soft switch circuit; the timing adjustment unit employs a variable resistor.
Further, the wireless sending module comprises a LORA module or a Bluetooth module and a control circuit.
Further, be provided with the socket on the shell, be provided with the contact pin on the environmental monitoring sensor module, through the mode of plug on through the shell the socket with the time switch module with wireless sending module connects.
Further, the environment monitoring sensor comprises a temperature and humidity sensor for detecting temperature and/or humidity data of the area.
Further, the environment monitoring sensor also comprises a light sensor for detecting the illumination intensity data of the area,
the wireless transmitting module is further used for controlling whether the temperature and humidity sensor data are transmitted or not according to a comparison result of the illumination intensity data and a preset threshold; and the timing switch module is used for timing again according to the feedback result of the wireless sending module.
Further, the power module is a disposable battery.
Further, the wireless sending module is also used for monitoring the service life of the environment monitoring sensor module, and sending the replacement information of the sensor module when the service life reaches a preset value.
In a second aspect, there is provided an environmental monitoring acquisition system comprising,
the acquisition terminal according to the first aspect,
a receiving terminal, which is mated, and,
an upper computer is arranged on the main body,
the receiving terminal receives the environmental parameters sent by the corresponding acquisition terminal in a wireless mode; and transmitting the received environment parameters to the upper computer in a wired mode.
The embodiment of the utility model provides an environmental monitoring acquisition terminal and system, through timing setting and soft switch control power module external power supply switch on or turn off, can adjust the uploading cycle of environmental monitoring data according to different application scenes are nimble simultaneously, make environmental monitoring data all need to be electrified again when uploading each time, other time terminals are in low power consumption state, furthest's extension battery life; in addition, when the service life of the sensor module is finished and needs to be replaced, the sensor module can be replaced in a pluggable mode, and the maintenance difficulty of the environment monitoring and collecting terminal is reduced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
fig. 1 is a schematic structural view of an environmental monitoring and collecting system according to an embodiment of the present invention.
Fig. 2 is the utility model discloses embodiment's environmental monitoring acquisition terminal schematic structure.
Fig. 3 is a schematic circuit diagram of the environment monitoring and collecting terminal according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.
The embodiment of the application provides a technical scheme of an environment monitoring and collecting system. As shown in fig. 1. In the technical scheme, the environment monitoring and collecting system comprises a collecting terminal 1, a receiving terminal 2 and an upper computer 3. The number of the acquisition terminals 1 and the receiving terminals 2 is only illustrative. The number of the acquisition terminals 1 and the number of the receiving terminals 2 can be several, and usually the acquisition terminals 1 and the receiving terminals 2 are installed in the same room in a matching manner.
Specifically, the receiving terminal 2 is installed and fixed in a roof area, and can be installed in an exposed manner or a hidden manner. The acquisition terminal 1 can be placed on a desktop of an indoor environment parameter to be measured or hung on a wall, and is used for actually measuring the indoor environment parameter. For example, to measure indoor temperature and humidity data, a temperature and humidity sensor may be placed on a desktop or hung on a wall to measure indoor temperature and/or humidity data in real time.
The acquisition terminal 1 unidirectionally sends data to the receiving terminal 2 in a wireless mode, and the receiving terminal 2 sends the data to the upper computer 3 in a wired mode to finish the acquisition of the environmental parameters. For the stability of data, the receiving terminal 2 adopts RS-485 communication or Ethernet transmission to the upper computer.
The RS-485 interface has good noise and interference resistance. The maximum transmission distance of the RS-485 interface can reach 3000 meters, the highest data transmission rate is 10Mbps, the RS-485 interface is allowed to be connected with up to 128 transceivers on a bus, namely, the RS-485 interface has multi-station capability, so that a user can conveniently establish an equipment network by using a single RS-485 interface.
The Ethernet is a baseband local area network technology, is a communication mode which uses coaxial cables as network media and adopts a carrier wave multiple access and conflict detection mechanism, the data transmission rate reaches 1Gbit/s, and the requirement of non-continuous network data transmission can be met.
The receiving terminal 2 and the upper computer 3 are wired, so that the stability of data transmission is ensured; the acquisition terminal 1 and the matched receiving terminal 2 are communicated in a wireless mode, a receiving main node does not need to be confirmed, and the cost of manual testing is reduced.
Further, fig. 2 provides a schematic structural diagram of the environment monitoring and collecting terminal. As shown in fig. 2. The environment monitoring acquisition terminal comprises a shell, a power supply module 101, a timing switch module 102, a wireless transmitting module 103 and an environment monitoring sensor module 104, wherein the power supply module 101, the timing switch module 102 and the wireless transmitting module 103 are arranged in the shell, the environment monitoring sensor module 104 is arranged outside the shell, and the power supply module 101 is respectively connected with the wireless transmitting module 103 and the environment monitoring sensor module 104 through the timing switch module 102. The acquisition terminal further comprises a switch module (not shown in the figures). The switch module is a mechanical switch and is exposed on the shell, and after the switch is turned on, the terminal starts to work, otherwise, the terminal cannot work.
The power module 101 is configured to wirelessly transmit power to the time switch module 102The power supply module 103 and the environment monitoring sensor module 104 supply power. The timing switch module 102 is configured to control the power supply module 101 to turn on or off the external power supply through the timing setting. The environmental monitoring sensor 104 module is configured to detect environmental parameters in real time. The environment monitoring sensor module comprises but is not limited to a temperature and humidity sensor, an illumination sensor, a PM2.5 sensor, and a CO2A sensor. The wireless transmission module 103 is configured to control the transmission of the environmental parameter.
Specifically, the power module 101 supplies power to the outside by using a disposable battery, which may be a 3.6v disposable lithium battery or two No. 5 dry batteries. It should be noted that, the rechargeable battery cannot be used here because the self-discharge rate of the rechargeable battery is high, and even if the rechargeable battery is not used after storage, the battery is dead after a period of time, and cannot be used for a long time.
The timing switch module 102 includes a timing adjustment unit 1023, a timing unit 1021 and a switch control unit 1022, wherein the timing unit 1021 is used for counting a timing time; the timing adjustment unit 1023 is used for adjusting the timing time range of the timing unit; the switch control unit 1022 is configured to turn on or turn off the power module to supply power to the outside according to the time counting result of the timing chip.
Preferably, the switch control unit 1022 uses a soft switching circuit; the timing adjustment unit 1023 employs a variable resistor; the timing unit 1021 adopts a timing chip.
The soft switching circuit can realize high frequency of the power conversion device. The soft switching circuit can adopt MOS (metal oxide semiconductor) tubes, or a resonant inductor and a resonant capacitor are added in the circuit, and an anti-parallel diode is added in the switch to realize the soft switching control of the circuit.
In the embodiment, the mos tube is used as a soft switch for controlling the on-off of the battery and is controlled by the timing chip, the mos tube is in a closed state before the timing time count does not reach the set time, the battery cannot supply power to the rear end, only the timing chip consumes power at the moment, the power consumption is only 30nA, and basically no power consumption is realized. When the timing time count reaches the set time, the mos tube is in a conduction state, the battery supplies power to the rear end, and the environment monitoring sensor module works. The timing times are controlled by variable resistors, preferably knob-type variable resistors in the present selection, operable by the user to select different timing times.
The wireless transmission module 103 comprises a LORA module or a bluetooth module, and a corresponding control circuit. In this embodiment, the wireless transmission module 103 is a small embedded system, which can be developed on the existing module for the second time to obtain the data of the environmental monitoring sensor. Because the acquisition terminal 1 and the receiving terminal 2 are located indoors and are relatively close to each other, the wireless transmitting module is preferably set to work in a transmitting mode with the lowest power and the lowest power, and the consumption of the electric quantity of the battery is reduced.
The communication mode is preferably LORA communication or Bluetooth communication, and the two communication modes can realize low-cost ultra-low power consumption wireless signal transmission.
Further, the wireless sending module is also used for monitoring the service life of the environment monitoring sensor module, and sending the replacement information of the sensor module when the service life reaches a preset value. In this embodiment, each time the wireless sending module and the environment monitoring sensor are powered on simultaneously, the wireless sending module accumulates time to record the service life of the environment monitoring sensor, and sends data for sensor replacement to remind a user to replace the sensor before the service life is about to end.
According to the environment monitoring acquisition terminal and the system, the power supply module is controlled to supply power to the outside for connection or disconnection through timing setting and a soft switch, meanwhile, the uploading period of the environment monitoring data can be flexibly adjusted according to different application scenes, the environment monitoring data are required to be electrified again when being uploaded every time, the terminal is in a low power consumption state at other time, and the service life of the battery is prolonged to the maximum extent. In addition, when the service life of the sensor module is finished and needs to be replaced, the sensor module can be replaced in a pluggable mode, and the maintenance difficulty of the environment monitoring and collecting terminal is reduced.
Fig. 3 is the utility model discloses embodiment's environmental monitoring acquisition terminal's simplified circuit schematic diagram. As shown in fig. 3, the circuit includes a power supply 101, a mechanical switch connected to the power supply, a timing switch chip 1021, a variable resistor 1023, a PMOS transistor 1022, a wireless transmission module 103, an environment monitoring sensor module 1041, and an environment monitoring sensor module 1042. The timing switch chip 1021 is a chip with the model of TPL5110, the positive electrode of the power supply is connected with the mechanical switch, and the other end of the mechanical switch is respectively connected with the VDD pin of the timing switch chip 1021 and the source electrode of the PMOS tube; the EN/ONE _ SHOT enabling end of the timing switch chip is connected with the source electrode of the PMOS tube; the pin of the driving pulse DRV is connected with the grid electrode of the PMOS tube; DELAY/M _ DRV of the timing switch chip is connected to one end of the variable resistor 1023; the drain electrode of the PMOS tube is respectively connected with a power supply pin VDD of the wireless sending module and an environment monitoring sensor 1041/1042 through a shell socket; a general purpose input/output interface GPIO of the wireless sending module is connected with a completion pin DONE of the timing on-off chip; and the other end of the power supply, the other end of the variable resistor, the grounding end of the switch timing chip, the grounding end of the wireless sending module and the grounding end of the environment monitoring sensor module are grounded.
The specific working process is as follows:
the variable resistor 1023 defaults to a 5 minute position before shipment. By adjusting the contacts of the variable resistor, the timing time of the timing chip 1021 can be adjusted.
And when a mechanical switch on the shell is turned on, the timing switch chip starts to time, the timing time is adjusted by the variable resistor, and the adjustment range is 1 minute to 120 minutes. The pin of the DRV controls the switch of the PMOS tube, when the timing is reached, the pin of the DRV is changed into low level, the PMOS tube is opened to supply power to the rear end, after the wireless sending module runs the own program, a high-level completion signal is output, the pin of the DRV is changed into high level, and the PMOS tube supplies power to the rear end and is disconnected.
The timing chip 1021 starts timing, and when 5 minutes is reached, the timing chip controls the PMOS transistor 1022 to be turned on, and the wireless transmission module 103, the environment monitoring sensor module 1041, and the environment monitoring sensor module 1042 start power supply.
Specifically, in this embodiment, the environment monitoring sensor module 1041 is a temperature and humidity sensor; the environment monitoring sensor module 1042 is a light sensor.
The timing chip reaches the timing time, and the wireless transmission module 103 first reads the data of the light sensor 1042. The preset illumination intensity threshold value is A Lx, if the detected illumination intensity is smaller than the preset threshold value, the indoor light is turned off, the data of the temperature and humidity sensor are not read, a completion signal is directly sent to the timing chip, the timing chip turns off the PMOS tube, and timing is started for 5 minutes again.
If the detected illumination intensity is larger than or equal to the preset threshold value, the indoor light is sufficient, or the sunlight is sufficient, the data of the temperature and humidity sensor are read, and after the data are sent out, a completion signal is sent, the timing chip closes the PMOS tube, the data sending is completed, and the timing is restarted for 5 minutes.
In the whole process, data can be sent only when the illumination intensity is greater than or equal to the preset illumination intensity threshold, and the terminal is in a low power consumption state at other time. Under normal conditions, only the timing chip is electrified, the wireless sending module with the largest power consumption is not electrified, and if the illumination intensity does not meet the preset condition, data cannot be sent, so that the purpose of fully saving the electric quantity of the battery is achieved.
Meanwhile, the wireless sending module, the temperature and humidity sensor and the light sensor are powered on at the same time, the wireless module accumulates time at the moment and is used for recording the service life of the temperature and humidity sensor, and sending data for replacing the sensor before the service life is about to end so as to remind a user to replace the sensor. In this embodiment, be provided with the socket on the shell, be provided with the contact pin on the environmental monitoring sensor module, through the mode of plug on through the shell the socket with the time switch module with wireless sending module connects. When the terminal needs to be replaced, the sensor can be replaced in a plugging mode, and the difficulty of terminal maintenance is reduced.
The embodiment of the utility model provides an environmental monitoring acquisition terminal, through timing setting and soft switch control power module external power supply switch on or turn off, and based on the uploading of illumination sensor data indirect control temperature and humidity sensor data, can adjust the uploading cycle of environmental monitoring data according to different application scenes is nimble simultaneously, makes the environmental monitoring data all need to be electrified again when uploading each time, and other time terminals are in low power consumption state, furthest's extension battery life; in addition, when the service life of the sensor module is finished and needs to be replaced, the sensor module can be replaced in a pluggable mode, and the maintenance difficulty of the environment monitoring and collecting terminal is reduced.
It should be noted that, although the embodiment of the present invention has been described by taking building environment monitoring as an example, the embodiment of the present invention is not limited to building environment monitoring, and any system related to environment monitoring acquisition all belongs to the scope protected by the embodiment of the present invention.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An environment monitoring and collecting terminal comprises a shell, a power supply module, a timing switch module, a wireless transmitting module and an environment monitoring sensor module, wherein the power supply module, the timing switch module and the wireless transmitting module are arranged in the shell, the environment monitoring sensor module is arranged outside the shell, the power supply module is respectively connected with the wireless transmitting module and the environment monitoring sensor module through the timing switch module, the environment monitoring sensor module comprises a wireless transmitting module, a wireless transmitting module and a wireless transmitting module,
the power supply module is configured to supply power to the timing switch module, the wireless transmission module and the environment monitoring sensor module;
the timing switch module is configured to control the power supply module to supply power to the outside to be switched on or switched off through timing setting;
the environmental monitoring sensor module is configured to detect environmental parameters in real time;
the wireless transmission module is configured to control transmission of the environmental parameter.
2. The acquisition terminal according to claim 1, wherein the timing switch module comprises a timing adjustment unit, a timing unit and a switch control unit,
the timing unit is used for counting timing time;
the timing adjusting unit is used for adjusting the range of the timing time of the timing unit;
the switch control unit is used for starting or closing the power supply module to supply power to the outside according to the time counting result of the timing unit.
3. The acquisition terminal according to claim 2, wherein the switch control unit employs a soft switching circuit; the timing adjustment unit employs a variable resistor.
4. The acquisition terminal according to claim 1, wherein the wireless transmission module comprises a LORA module or a bluetooth module, and a control circuit.
5. The acquisition terminal according to claim 1, wherein the housing is provided with a socket, the environmental monitoring sensor module is provided with a pin, and the environmental monitoring sensor module is connected with the time switch module and the wireless transmission module through the socket on the housing in a plugging and unplugging manner.
6. The acquisition terminal of claim 1, wherein the environmental monitoring sensor comprises a temperature and humidity sensor for detecting temperature and/or humidity data of an area in which the environmental monitoring sensor is located.
7. The acquisition terminal of claim 6, wherein the environmental monitoring sensor further comprises a light sensor for detecting illumination intensity data of the area,
the wireless transmitting module is further used for controlling whether the temperature and humidity sensor data are transmitted or not according to a comparison result of the illumination intensity data and a preset threshold; and the timing switch module is used for timing again according to the feedback result of the wireless sending module.
8. The acquisition terminal of claim 1, wherein the power module is a disposable battery.
9. The acquisition terminal according to claim 1, wherein the wireless transmission module is further configured to monitor a service life of the environment monitoring sensor module, and transmit sensor module replacement information when the service life reaches a preset value.
10. An environmental monitoring and collecting system is characterized by comprising
The acquisition terminal of one of claims 1 to 9,
a receiving terminal, which is mated, and,
an upper computer is arranged on the main body,
the receiving terminal receives the environmental parameters sent by the corresponding acquisition terminal in a wireless mode; and transmitting the received environment parameters to the upper computer in a wired mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921201258.2U CN210741555U (en) | 2019-07-29 | 2019-07-29 | Environmental monitoring acquisition terminal and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921201258.2U CN210741555U (en) | 2019-07-29 | 2019-07-29 | Environmental monitoring acquisition terminal and system |
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| CN210741555U true CN210741555U (en) | 2020-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156849A (en) * | 2021-03-17 | 2021-07-23 | 上海极熵数据科技有限公司 | Industrial equipment data acquisition method and system and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156849A (en) * | 2021-03-17 | 2021-07-23 | 上海极熵数据科技有限公司 | Industrial equipment data acquisition method and system and storage medium |
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