CN204373687U - A kind of plant's environmental monitoring handheld device based on Internet of Things - Google Patents
A kind of plant's environmental monitoring handheld device based on Internet of Things Download PDFInfo
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- CN204373687U CN204373687U CN201420779052.9U CN201420779052U CN204373687U CN 204373687 U CN204373687 U CN 204373687U CN 201420779052 U CN201420779052 U CN 201420779052U CN 204373687 U CN204373687 U CN 204373687U
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Abstract
The utility model discloses a kind of plant's environmental monitoring handheld device based on Internet of Things, comprise lithium battery group, single-chip microcomputer, wireless transceiver circuit, temperature sensing circuit, humidity measuring circuit, voltage stabilizing current-limiting circuit and regulator rectifier circuit.Single-chip microcomputer and PC104 system combine by the utility model, and add radio transmission-receiving function, in real time the data of environmental monitoring handheld device can be sent in real time in the host computer in Internet of Things, convenient detection in real time, can be powered by battery pack and 220V alternating current two kinds of modes, scope on probation is wide, and by temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head, reduce the volume of equipment greatly, be convenient for carrying, function-stable, is applicable to promoting the use of.
Description
Technical field
The utility model relates to a kind of handheld device, specifically a kind of plant's environmental monitoring handheld device based on Internet of Things.
Background technology
Current plant is all provided with environmental monitoring system and personnel location system, be by the sensor of plant's fixed placement or card reader by the signal that gathers by cable transmission to substation, transfer to supervisory control comuter by serial ports or network interface again by communication cable or optical cable transmission to indoor communication interface again, play the Real-Time Monitoring to plant's environment.But the staff that plant patrols and examines staff and supervisory department's site inspection also needs to be equipped with plant's environmental monitoring handheld device, regularly proofreads the sensor of plant, patrol and examine and supervises.Current known plant environmental monitoring handheld device has temperature detection, Humidity Detection etc., but be generally all to detect a kind of parameter, known plant environmental monitoring handheld device has data and shows in real time and overload alarm function, but do not possess the function of detected value being carried out real-time Transmission, the place that this detector place of arrival can not be understood in time by plant and the parameter value detected, can only by carrying the staff of this environmental monitoring handheld device everywhere by the place at this place, detected value and time are recorded with pen, can not know whether staff truly reaches detection site and this person's movement track in plant in time, unless worn personal identification card more in addition.
Utility model content
The purpose of this utility model is to provide the plant's environmental monitoring handheld device based on Internet of Things that a kind of volume is little, stability is high, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of plant's environmental monitoring handheld device based on Internet of Things, comprise lithium battery group, single-chip microcomputer, wireless transceiver circuit, temperature sensing circuit, humidity measuring circuit, voltage stabilizing current-limiting circuit and regulator rectifier circuit, described lithium battery group connects diode D2 positive pole respectively, resistance R3 and voltage stabilizing current-limiting circuit, the resistance R3 other end connects ground connection diode D1 negative pole, described diode D2 negative pole connects regulator rectifier circuit respectively, 220V alternating current, diode D3 negative pole, electric capacity C1 and PC104 power panel, diode D3 positive pole is contact resistance R1 respectively, resistance R2 and voltage stabilizing current-limiting circuit, voltage stabilizing current-limiting circuit also distinguishes the contact resistance R1 other end, the resistance R2 other end, the electric capacity C1 other end and PC104 power panel, PC104 power panel output terminal connects PC104 system, PC104 system connects single-chip microcomputer, single-chip microcomputer also connects regulator rectifier circuit respectively, wireless transceiver circuit, warning circuit, display circuit, temperature sensing circuit and humidity measuring circuit.
As further program of the utility model: described single-chip microcomputer model is MSP430F232IDA.
As the utility model further scheme: described temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head.
Compared with prior art, the beneficial effects of the utility model are: single-chip microcomputer and PC104 system combine by the utility model, and add radio transmission-receiving function, in real time the data of environmental monitoring handheld device can be sent in real time in the host computer in Internet of Things, convenient detection in real time, can be powered by battery pack and 220V alternating current two kinds of modes, scope on probation is wide, and by temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head, reduce the volume of equipment greatly, be convenient for carrying, function-stable, be applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is a kind of structured flowchart of the plant's environmental monitoring handheld device based on Internet of Things.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, a kind of plant's environmental monitoring handheld device based on Internet of Things, comprises lithium battery group, single-chip microcomputer, wireless transceiver circuit, temperature sensing circuit, humidity measuring circuit, voltage stabilizing current-limiting circuit and regulator rectifier circuit, lithium battery group connects diode D2 positive pole respectively, resistance R3 and voltage stabilizing current-limiting circuit, the resistance R3 other end connects ground connection diode D1 negative pole, and diode D2 negative pole connects regulator rectifier circuit respectively, 220V alternating current, diode D3 negative pole, electric capacity C1 and PC104 power panel, diode D3 positive pole is contact resistance R1 respectively, resistance R2 and voltage stabilizing current-limiting circuit, voltage stabilizing current-limiting circuit also distinguishes the contact resistance R1 other end, the resistance R2 other end, the electric capacity C1 other end and PC104 power panel, PC104 power panel output terminal connects PC104 system, and PC104 system connects single-chip microcomputer, and single-chip microcomputer also connects regulator rectifier circuit respectively, wireless transceiver circuit, warning circuit, display circuit, temperature sensing circuit and humidity measuring circuit.
Single-chip microcomputer model is MSP430F232IDA.
Temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head.
Principle of work of the present utility model is: system uses direct current 18 ~ 30V input, voltage stabilizing current-limiting circuit is this circuit core, at output voltage lower than being operated in 2A constant current state during 12.6V, when output voltage reaches 12.6V, make output voltage constant, diode D2, diode D3 and electric capacity C1 completes electrical source exchange function, during external power source, because diode D2 positive terminal voltage always remains on more than 12.6V, diode D2 negative pole passes through external power source, if during without external power source, because cell voltage is higher than the voltage of diode D2 positive terminal, then by battery, system is powered.Single-chip microcomputer is sent to PC104 system various related data by RS232, resistance R3 and diode D1 completes the detection of power supply state, external power source or powered battery for detection system, system is made automatically to adjust the stand-by period of automatic shutdown or automatic stand-by, circuit provides warning and the Presentation Function of acoustooptic simultaneously, when there is the situations such as brownout, can remind in more eye-catching mode, PC104 power panel and PC104 system are the loads of this circuit, D1 in circuit, D2, D3 is schottky diode, it is low that schottky diode has forward voltage drop, the advantages such as reverse recovery time is short.
Temperature sensing circuit and humidity measuring circuit and respective sensing element integrated design are on a detection head, detection signal delivers to single-chip microcomputer through respective signal amplification circuit, single-chip microcomputer includes multi-channel A/D conversion, the signal of detection is also delivered to single-chip microcomputer by wireless transceiver circuit, these signals are carried out circular treatment by single-chip microcomputer under embedded program controls, warning circuit is delivered to respectively again after process, display circuit and PC104 system, and by temperature that wireless transceiver circuit will collect, humidity and the card number information of itself carry out wireless transmission, after these signals are received by wireless collection device wire transmission to its environmental monitoring system that connects and personnel location system.
Single-chip microcomputer and PC104 system combine by the utility model, and add radio transmission-receiving function, in real time the data of environmental monitoring handheld device can be sent in real time in the host computer in Internet of Things, convenient detection in real time, can be powered by battery pack and 220V alternating current two kinds of modes, scope on probation is wide, and by temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head, reduce the volume of equipment greatly, be convenient for carrying, function-stable, is applicable to promoting the use of.
Claims (3)
1. the plant's environmental monitoring handheld device based on Internet of Things, comprise lithium battery group, single-chip microcomputer, wireless transceiver circuit, temperature sensing circuit, humidity measuring circuit, voltage stabilizing current-limiting circuit and regulator rectifier circuit, it is characterized in that, described lithium battery group connects diode D2 positive pole respectively, resistance R3 and voltage stabilizing current-limiting circuit, the resistance R3 other end connects ground connection diode D1 negative pole, described diode D2 negative pole connects regulator rectifier circuit respectively, 220V alternating current, diode D3 negative pole, electric capacity C1 and PC104 power panel, diode D3 positive pole is contact resistance R1 respectively, resistance R2 and voltage stabilizing current-limiting circuit, voltage stabilizing current-limiting circuit also distinguishes the contact resistance R1 other end, the resistance R2 other end, the electric capacity C1 other end and PC104 power panel, PC104 power panel output terminal connects PC104 system, PC104 system connects single-chip microcomputer, single-chip microcomputer also connects regulator rectifier circuit respectively, wireless transceiver circuit, warning circuit, display circuit, temperature sensing circuit and humidity measuring circuit.
2. the plant's environmental monitoring handheld device based on Internet of Things according to claim 1, it is characterized in that, described single-chip microcomputer model is MSP430F232IDA.
3. the plant's environmental monitoring handheld device based on Internet of Things according to claim 1, is characterized in that, described temperature sensing circuit and humidity measuring circuit respectively with respective sensing element integrated design on a detection head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779052.9U CN204373687U (en) | 2014-12-12 | 2014-12-12 | A kind of plant's environmental monitoring handheld device based on Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420779052.9U CN204373687U (en) | 2014-12-12 | 2014-12-12 | A kind of plant's environmental monitoring handheld device based on Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204373687U true CN204373687U (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420779052.9U Expired - Fee Related CN204373687U (en) | 2014-12-12 | 2014-12-12 | A kind of plant's environmental monitoring handheld device based on Internet of Things |
Country Status (1)
| Country | Link |
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| CN (1) | CN204373687U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067679A (en) * | 2015-07-31 | 2015-11-18 | 重庆市志益鑫电子科技有限公司 | Air humidity indication circuit |
| CN107870045A (en) * | 2016-09-22 | 2018-04-03 | 淮阴师范学院 | One kind artificial farming water temperature detection system |
-
2014
- 2014-12-12 CN CN201420779052.9U patent/CN204373687U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067679A (en) * | 2015-07-31 | 2015-11-18 | 重庆市志益鑫电子科技有限公司 | Air humidity indication circuit |
| CN105067679B (en) * | 2015-07-31 | 2017-08-04 | 重庆市志益鑫电子科技有限公司 | Air humidity indicating circuit |
| CN107870045A (en) * | 2016-09-22 | 2018-04-03 | 淮阴师范学院 | One kind artificial farming water temperature detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |