CN211824526U

CN211824526U - Environment monitoring terminal based on low-power-consumption technical design

Info

Publication number: CN211824526U
Application number: CN201922348958.0U
Authority: CN
Inventors: 邓宏; 全定可; 李楠; 苏维孝; 杨双国; 赵冰; 孙博; 李飞刚
Original assignee: Microwise System Co ltd
Current assignee: Microwise System Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-10-30
Anticipated expiration: 2029-12-24

Abstract

The utility model belongs to the technical field of environmental monitoring, in particular to an environmental monitoring terminal based on low power consumption technical design, which comprises a shell, a CPU encapsulated in the shell, and a power supply, a sensor, a LoRa radio frequency unit, a memory, a watchdog, a JTAG interface and a clock chip which are respectively and electrically connected with the CPU; the shell is also provided with a charging port, a power switch, a work indicator lamp, a USB interface and a sensor vent hole; the charging port and the power switch are electrically connected with a power supply; the working indicator lamp is arranged on the surface of the shell and is electrically connected with the CPU; the USB interface is arranged on the side edge of the shell and is electrically connected with the CPU; the sensor vent hole is arranged on the side edge of the shell and corresponds to the position of the sensor inside the shell. The utility model discloses small, low power dissipation, detection are accurate, are applicable to the monitoring of the environment of various historical relics.

Description

Environment monitoring terminal based on low-power-consumption technical design

Technical Field

The utility model belongs to the technical field of environmental monitoring, especially, relate to an environmental monitoring terminal based on low-power consumption technical design.

Background

In the aspect of environmental monitoring in the cultural relic protection field, because the environment in which the cultural relic is located needs to be detected, so environmental monitoring products need to be placed around the cultural relic, but because the electric quantity of the products is too low and other reasons, operations such as manual battery replacement and charging need to be carried out, certain influence can be caused on the cultural relic, and therefore the endurance time of the environmental monitoring products can be prolonged as far as possible only by realizing low power consumption, and the operation and maintenance times are reduced.

The concept of low power consumption is also provided for environment detection products on the market at present in terms of performance, but most of low power consumption products only consider the sensor, only perform low power consumption optimization on the sensor, and do not perform low power consumption processing on other devices, so that the environment monitoring products still cannot achieve the effect of overall low power consumption.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an environment monitoring terminal based on low power consumption technical design, which comprises a shell, a CPU encapsulated in the shell, and a power supply, a sensor, a LoRa radio frequency unit, a memory, a watchdog, a JTAG interface and a clock chip which are respectively and electrically connected with the CPU; the shell is also provided with a charging port, a power switch, a work indicator lamp, a USB interface and a sensor vent hole; the charging port and the power switch are electrically connected with a power supply; the working indicator lamp is arranged on the surface of the shell and is electrically connected with the CPU; the USB interface is arranged on the side edge of the shell and is electrically connected with the CPU; the sensor vent hole is arranged on the side edge of the shell and corresponds to the position of the sensor inside the shell.

As a further explanation of the above scheme, the sensor is a temperature and humidity sensor.

As a further explanation of the above scheme, the system further comprises an ultraviolet sensor or an illumination sensor electrically connected with the CPU and arranged on the housing.

As a further explanation of the above scheme, the sensor further comprises a carbon dioxide sensor or a VOC sensor electrically connected with the CPU and encapsulated inside the housing, and the housing is further provided with a gas sensor vent hole, the position of which corresponds to the carbon dioxide sensor or the VOC sensor.

As a further explanation of the scheme, the model of the CPU is MSP430F5438 AIPZ.

As a further explanation of the above solution, the model of the clock chip is DS3231MZ +.

As a further illustration of the above scheme, the memory model is AT24CM 01-SSHM-T.

As a further illustration of the above protocol, the watchdog model is CAT823ZTDI-GT 3.

As a further explanation of the above scheme, the chip model of the USB interface is CP 2104-F03-GM.

The utility model has the advantages that:

(1) the utility model has small volume, convenient carrying and use and low power consumption, and is suitable for monitoring the surrounding environment of cultural relics;

(2) the utility model discloses a set up loRa radio frequency unit, because its transmission distance is far away, the energy consumption is low, can effectively reduce monitor terminal's whole consumption, extension stand-by time.

Drawings

FIG. 1: the low-power consumption environment monitoring terminal comprises an ultraviolet sensor or an illumination sensor in embodiment 1;

FIG. 2: the low-power consumption environment monitoring terminal comprises a carbon dioxide sensor or a VOC sensor in embodiment 2;

FIG. 3: the utility model discloses each components and parts connection relation schematic diagram of low-power consumption environment monitoring terminal.

Description of reference numerals:

1-a charging port; 2-a power switch; 3-a work indicator light; 4-USB interface; 5-a sensor detection surface; 6-temperature and humidity temperature sensor vent hole; 8-gas sensor vent.

Detailed Description

The present invention will be further explained with reference to the drawings and the embodiments.

Example 1:

with reference to fig. 1, the present embodiment provides an environmental monitoring terminal designed based on a low power consumption technology, which includes a housing, a CPU packaged in the housing, and a power supply, a sensor, a LoRa radio frequency unit, a memory, a watchdog, a JTAG interface, and a clock chip electrically connected to the CPU, respectively; the shell is provided with a charging port, a power switch, a work indicator lamp, a USB interface and a sensor vent hole; the charging port and the power switch are electrically connected with a power supply; the working indicator lamp is arranged on the surface of the shell and is electrically connected with the CPU; the USB interface is arranged on the side edge of the shell and is electrically connected with the CPU; the sensor vent hole is arranged on the side edge of the shell and corresponds to the position of the sensor in the shell; the sensor in the embodiment is a temperature and humidity sensor which comprises a capacitive polymer humidity measuring sensitive element and a temperature measuring element made of energy gap materials, and the temperature measuring element, the 14-bit A/D converter and a serial interface circuit are in seamless connection on the same chip; the monitoring terminal also comprises an ultraviolet sensor which is electrically connected with the CPU and arranged on the shell, a sensor detection surface is arranged on the monitoring terminal through the shell, the ultraviolet signal is converted into an electric signal by utilizing a photosensitive element, and an amplifier and an A/D conversion measuring system are combined, so that compared with the traditional detection method, the sensor has the advantages of portability, small volume, high precision, quick response, capability of continuously testing and the like, and the system is simple, high in cost performance, high in measuring speed and high in reliability; the CPU is MSP430F5438AIPZ, the clock chip is DS3231MZ +, the memory is AT24CM01-SSHM-T, the watchdog is CAT823ZTDI-GT3, the USB interface is CP2104-F03-GM, the low-power-consumption environment monitoring terminal integrates ultraviolet ray and temperature and humidity monitoring, and is small in size, convenient to carry, low in energy consumption, long in standby time and suitable for being used for cultural relic environment monitoring.

The ultraviolet sensor in the embodiment can be replaced by an illumination sensor, the photocell is combined with a group of optical filters to convert the intensity of an optical signal into a current signal, and the measurement system is combined with an amplifier and an A/D (analog/digital) conversion to monitor the illumination of the cultural relic environment.

Example 2:

with reference to fig. 1, the present embodiment provides an environmental monitoring terminal designed based on a low power consumption technology, which includes a housing, a CPU packaged in the housing, and a power supply, a sensor, a LoRa radio frequency unit, a memory, a watchdog, a JTAG interface, and a clock chip electrically connected to the CPU, respectively; the shell is provided with a charging port, a power switch, a work indicator lamp, a USB interface and a sensor vent hole; the charging port and the power switch are electrically connected with a power supply; the working indicator lamp is arranged on the surface of the shell and is electrically connected with the CPU; the USB interface is arranged on the side edge of the shell and is electrically connected with the CPU; the sensor vent hole is arranged on the side edge of the shell and corresponds to the position of the sensor in the shell; the sensor in this embodiment is a temperature and humidity sensor, which includes a capacitive polymer humidity-sensing element, a temperature-measuring element made of energy gap material, and is seamlessly connected with a 14-bit A/D converter and a serial interface circuit on the same chip; the monitoring terminal also comprises a carbon dioxide sensor with the model of _ E + E _ EE893-05C2, which is electrically connected with the CPU and packaged in the shell, the shell is also provided with a gas sensor vent hole, and the position of the gas sensor vent hole and the carbon dioxideThe carbon chemical sensor is corresponding, the CPU model in the embodiment is MSP430F5438AIPZ, the clock chip model is DS3231MZ +, the memory model is AT24CM01-SSHM-T, the watchdog model is CAT823ZTDI-GT3, the USB interface model is CP2104-F03-GM, the low-power-consumption environment monitoring terminal integrates purple carbon dioxide and temperature and humidity monitoring, and is particularly suitable for high-requirement working environment, and in the whole working temperature range, multi-point CO is adopted₂And temperature adjustment procedure to make the sensor have excellent CO₂Besides, the sensor has strong anti-pollution capability and excellent long-term stability, and is suitable for monitoring the cultural relic environment.

The ultraviolet sensor in the embodiment can be replaced by a VOC sensor, the sensor adopts a photoionization gas sensor, a specific volatile organic compound is ionized and detected by utilizing a photoionization technology, an important element in the sensor is a high-energy ultraviolet lamp, most organic matters and part inorganic matters in the air can be ionized by high-energy ultraviolet radiation, so that the gas concentration is converted into an analog electric signal, and the most obvious characteristic of the photoionization technology is that ions can be recombined into original gas and steam after the gas is detected without destructiveness.

When the environment monitoring instruments are used, a power switch is turned on, a monitoring terminal is turned on to operate, the sensor collects various environment data, a CPU and the sensor perform sampling and dormancy in a time-sharing mode in the collection process, the equipment works only under necessary conditions, the power consumption of the product is reduced, after the collection is completed, the data are fed back to the CPU, the CPU sends the data to a client side (the client side can be a mobile phone, a computer and other communication equipment) through an LoRa radio frequency unit after analysis and processing, the LoRa radio frequency unit further achieves low power consumption by adjusting proper radio frequency power, and the working process is completed immediately; when the network environment of the equipment is in fault, the CPU controls the memory to store the data without sending the data, so that the running power consumption of the equipment is greatly reduced, and after the network is recovered, the previous data and the real-time data are uploaded together, so that continuous network searching and repeated sending are avoided, the data are ensured, and the power consumption is also reduced.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An environment monitoring terminal designed based on a low power consumption technology comprises a shell and is characterized by also comprising a CPU (Central processing Unit) packaged in the shell, and a power supply, a sensor, a LoRa (Long Ra radio frequency) unit, a memory, a watchdog, a JTAG (Joint test action group) interface and a clock chip which are respectively and electrically connected with the CPU; the shell is also provided with a charging port, a power switch, a work indicator lamp, a USB interface and a sensor vent hole; the charging port and the power switch are electrically connected with a power supply; the working indicator lamp is arranged on the surface of the shell and is electrically connected with the CPU; the USB interface is arranged on the side edge of the shell and is electrically connected with the CPU; the sensor vent hole is arranged on the side edge of the shell and corresponds to the position of the sensor inside the shell.

2. The environmental monitoring terminal designed based on low power consumption technology as claimed in claim 1, wherein the sensor is a temperature and humidity sensor.

3. The environmental monitoring terminal designed based on low power consumption technology of claim 2, further comprising an ultraviolet sensor or an illumination sensor electrically connected with the CPU and disposed on the housing.

4. The environmental monitoring terminal designed based on the low power consumption technology as set forth in claim 2, further comprising a carbon dioxide sensor or a VOC sensor electrically connected with the CPU and enclosed inside the housing, wherein the housing is further provided with a gas sensor vent, and the position of the gas sensor vent corresponds to the carbon dioxide sensor or the VOC sensor.

5. The environmental monitoring terminal designed based on low power consumption technology as claimed in claim 3 or 4, wherein the CPU model is MSP430F5438 AIPZ.

6. The environmental monitoring terminal designed based on low power consumption technology as claimed in claim 5, wherein the model of the clock chip is DS3231MZ +.

7. The environmental monitoring terminal designed based on low power consumption technology as set forth in claim 6, wherein the memory has a model of AT24CM 01-SSHM-T.

8. The environmental monitoring terminal designed based on low power consumption technology as set forth in claim 7, wherein the model of the watchdog is CAT823ZTDI-GT 3.

9. The environmental monitoring terminal designed based on low power consumption technology as claimed in claim 8, wherein the chip model of the USB interface is CP 2104-F03-GM.