CN204856864U - Open -air unmanned on duty network monitoring system based on two CPU - Google Patents
Open -air unmanned on duty network monitoring system based on two CPU Download PDFInfo
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- CN204856864U CN204856864U CN201520513526.XU CN201520513526U CN204856864U CN 204856864 U CN204856864 U CN 204856864U CN 201520513526 U CN201520513526 U CN 201520513526U CN 204856864 U CN204856864 U CN 204856864U
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Abstract
The utility model relates to a civil engineering monitors the field, provides an open -air unmanned on duty network monitoring system based on two CPU, includes a main CPU and a vice CPU at least, wherein main CPU is used for moving network monitoring system to be connected with display screen, button, vice CPU is used for linking to each other with the timer circuit to be connected with main CPU, vice CPU is according to the power supply state of the time controlled system power of timer circuit settlement. The utility model discloses a main CPU operation network monitoring system, the time controlled system mains operated state that adopts vice CPU to set for according to the timer circuit has effectively reduced the consumption, through passageway input switching circuit and signal conditioning circuit, can join in marriage and connect multiple type sensor, adopt multiple networking model simultaneously, carry out the communication with the outside. In addition, to the special collection method of string wire signal adoption, improve the data acquisition precision, avoided loss of data or data in disorder.
Description
Technical field
The utility model relates to civil engineering work monitoring field, in particular to a kind of field unattended network monitoring system based on dual processors.
Background technology
Field data monitoring recent years speed of development at home very fast, a lot of field all increases the input of this respect, and demand is constantly increasing, as high ferro, at a high speed, oil field, mining etc.The data of the need for environment monitoring in field are very complicated and various, the environment also very severe in field.When existence scene does not have civil power, monitoring equipment generally adopts sun power, storage battery power supply mode.The monitoring periods of next project of normal conditions can be long, and a lot of conventional monitoring equipment does not adapt to field rugged environment, and equipment oneself power consumption is large, can not monitor for a long time.
Common engineering scene needs the data of monitoring to reach tens kinds, and the monitoring method of dissimilar sensor is also different.Conventional monitoring sensor kind has sensor resistive type, voltage-type, current mode, string wire type.The design of common field monitoring equipment selects wherein a kind of sensor to test often, is usually divided into several passage.The equipment of high-level points is then can several or more sensor of acquisition and processing, but it generally can only fix the sensor of certain lane testing respective type.Moreover to some sensor, the data of test are inaccurate, or even garbled data.
A lot of field monitoring equipment has gathered data can only be undertaken copying or carrying out communication by the single mode of RS485 and outside by USB, and can only Near Field Communication.Like this, obtain image data not only waste of manpower, and efficiency is not high.
Utility model content
The purpose of this utility model is to provide a kind of field unattended network monitoring system based on dual processors, to solve the problem of field long term monitoring.
The field unattended network monitoring system based on dual processors provided in embodiment of the present utility model, at least comprises a host CPU and a secondary CPU; Wherein host CPU is used for operational network monitoring system, and is connected with display screen, button; Described secondary CPU is used for being connected with timer circuit, and is connected with host CPU; The power supply state of the time controlled system power supply that described secondary CPU sets according to timer circuit, when timer circuit setting-up time then then automatic closing system power supply, secondary CPU penetration depth sleep pattern.When timer circuit setting-up time then then automatic opening system power supply again, host CPU sets automatic parameter acquisition by host computer, completes default test after restoring electricity, and automatically preserves data, automatically uploading data.By the power supply state of secondary system control cpu power supply, effectively reduce the power consumption of network monitoring system, the power resources that Appropriate application is limited, thus the object realizing field long term monitoring.
Further; also comprise the data acquisition module, communication module, the FLASH memory circuit that are connected with described host CPU; described host CPU carries out communication by communication module and outside, utilizes FLASH memory circuit to design, and meets the inner data protection when system cut-off of network monitoring system.
Further, described communication module comprises CAN communication, RS485 bus communication, GPRS radio communication, ZigBee radio communication, usb communication.By various modes and external communication, eliminate the uploading data problem not in time because distance causes, save human resources, improve data transmission efficiency.
Further, described data acquisition module comprises several sensors, passage input-switching circuit, signal conditioning circuit and ADC acquisition module; Described passage input-switching circuit is connected with described sensor, signal conditioning circuit respectively, and described signal conditioning circuit is connected with described ADC acquisition module.By passage input-switching circuit, dissimilar sensor can be adapted to; Nurse one's health through signal conditioning circuit, then changed by ADC acquisition module, realize data acquisition function.
Further, described sensor is voltage sensor, amperometric sensor, resistance type sensor or string wire type sensor, gathers corresponding data in the monitoring of Field Soil wood engineering.
Further, described data acquisition module also comprises high pressure activation circuit, and described high pressure activation circuit is connected with described string wire type sensor, host CPU respectively.For string wire signal, adopt high pressure activation to export, excite string wire type sensor to produce string and shake, the string signal that shakes carries out filtering, amplification, shaping through signal conditioning circuit, carry out data acquisition again, substantially increase the data precision, avoid loss of data or data entanglement.
Compared with prior art, the utility model has the advantage of, secondary CPU can run independent of host CPU, and the opening and closing of control system power supply can be carried out according to timing, to carry out long-term data monitoring in unattended situation in the wild, effectively reduce the power consumption of network monitoring system simultaneously; The networking model of this network monitoring system of what is more important is various, comprises CAN communication, RS485 bus communication, GPRS radio communication, ZigBee radio communication, usb communication, carries out communication by above-mentioned pattern and outside.
In addition, data acquisition module of the present utility model, is processed by high pressure activation circuit string wire signal, excites string wire string to shake, more convenient, without the need to the energizing circuit of complexity; Adopt the mode of filter and amplification step by step simultaneously, the noise remove in signal can better be fallen, obtain good string wire signal, simplify gatherer process, substantially increase accuracy of data acquisition, avoid data entanglement.
Accompanying drawing explanation
Fig. 1 shows the structural representation of the field unattended network monitoring system based on dual processors that the utility model embodiment 1 provides;
Fig. 2 shows the networking model schematic diagram of the field unattended network monitoring system based on dual processors that the utility model embodiment 2 provides;
Fig. 3 shows the inner structure schematic diagram of the data acquisition module that the utility model embodiment 3 provides;
Fig. 4 shows the inner structure schematic diagram of the data acquisition module that the utility model embodiment 4 provides.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment 1:
Consult Fig. 1, this example provides a kind of field unattended network monitoring system based on dual processors, at least comprise a host CPU 101 and a secondary CPU102; Wherein host CPU 101 is for operational network monitoring system, and is connected with display screen 108, button 107; Described secondary CPU102 is used for being connected with timer circuit 103, and is connected with host CPU 101; The power supply state of the time controlled system power supply that described secondary CPU102 sets according to timer circuit 103, when timer circuit 103 setting-up time then then automatic closing system power supply, secondary CPU102 penetration depth sleep pattern; When timer circuit 103 setting-up time then then automatic opening system power supply, host CPU 101 sets automatic parameter acquisition by host computer, completes default test after restoring electricity, and automatically preserves data, automatically uploading data.By the power supply state of secondary CPU102 control system power supply, effectively reduce the power consumption of network monitoring system, the power resources that Appropriate application is limited, thus the object realizing field long term monitoring.
This example also comprises the data acquisition module 104, communication module 105, the FLASH memory circuit 106 that are connected with described host CPU 101, and host CPU 101 carries out communication by communication module 105 and outside.This example utilizes FLASH memory circuit 106 to design, and meets the inner data protection when system cut-off of network monitoring system.
Embodiment 2:
Consult Fig. 2, on the basis of embodiment 1, this routine communication module 105 comprises CAN communication 1053, RS485 bus communication 1052, GPRS radio communication 1054, Zigbee radio communication 1051, usb communication 1055.This example can select one or more and outside in above-mentioned pattern to carry out communication according to actual conditions, eliminates the uploading data problem not in time because distance causes, not only saves human resources, and greatly improve data transmission efficiency.
Compared with prior art, the utility model has the advantage of, secondary CPU102 can run independent of host CPU 101, and the opening and closing of control system power supply can be carried out according to timing, to carry out long-term data monitoring in unattended situation in the wild, effectively reduce the power consumption of network monitoring system simultaneously; The networking model of this network monitoring system of what is more important is various, comprise CAN communication 1053, RS485 bus communication 1052, GPRS radio communication 1054, ZigBee radio communication 1051, usb communication 1055, carry out communication by above-mentioned pattern and outside.
Embodiment 3:
Consult Fig. 3, conventional monitoring sensor kind has sensor resistive type, voltage-type, current mode, string wire type.The data acquisition module 104 provided in the present embodiment comprises several sensors 1041, passage input-switching circuit 1042, signal conditioning circuit 1043, ADC acquisition module 1044.Described sensor is voltage sensor, amperometric sensor, resistance type sensor or string wire type sensor 1041-A, for gathering corresponding data in the monitoring of Field Soil wood engineering.Described passage input-switching circuit 1042 is connected with described sensor 1041, signal conditioning circuit 1043 respectively, and described signal conditioning circuit 1043 is connected with described ADC acquisition module 1044.For adapting to the demand of dissimilar sensor, this passage input-switching circuit 1042 can adapt to dissimilar sensor 1041, nurses one's health through signal conditioning circuit 1043, then is changed by ADC acquisition module 1044, realizes data acquisition function.
Embodiment 4:
Consult Fig. 4, for string wire type sensor 1041-A, adopt the processing mode being different from other type sensor.Data acquisition module 104 also comprises high pressure activation circuit 1045, and described high pressure activation circuit 1045 is connected with described string wire type sensor 1041-A, host CPU 101 respectively.
Data acquisition module 104 of the present utility model, by string wire signal first through high pressure activation 1045, excites string wire type sensor to produce string and shakes, more convenient, without the need to the energizing circuit of complexity; Adopt the mode of filter and amplification step by step simultaneously, the noise remove in signal can better be fallen, obtain good string wire signal, simplify data acquisition, substantially increase accuracy of data acquisition, avoid data entanglement.
The utility model according to the actual monitoring requirement at civil engineering work scene, can also increase a greater variety of sensor, extended channel quantity, carries out Custom Design.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. based on a field unattended network monitoring system for dual processors, it is characterized in that, at least comprise a host CPU and a secondary CPU; Wherein host CPU is used for operational network monitoring system, and is connected with display screen, button; Described secondary CPU is used for being connected with timer circuit, and is connected with host CPU; The power supply state of the time controlled system power supply that described secondary CPU sets according to timer circuit, when timer circuit setting-up time then then automatic closing system power supply, secondary CPU penetration depth sleep pattern.
2. the field unattended network monitoring system based on dual processors according to claim 1, it is characterized in that, also comprise the data acquisition module, communication module, the FLASH memory circuit that are connected with described host CPU, described host CPU carries out communication by communication module and outside.
3. the field unattended network monitoring system based on dual processors according to claim 2, is characterized in that, described communication module comprises CAN communication, RS485 bus communication, GPRS radio communication, ZigBee radio communication, usb communication.
4. the field unattended network monitoring system based on dual processors according to claim 2, is characterized in that, described data acquisition module comprises several sensors, passage input-switching circuit, signal conditioning circuit and ADC acquisition module; Described passage input-switching circuit is connected with described sensor, signal conditioning circuit respectively, and described signal conditioning circuit is connected with described ADC acquisition module.
5. the field unattended network monitoring system based on dual processors according to claim 4, it is characterized in that, described sensor is voltage sensor, amperometric sensor, resistance type sensor or string wire type sensor, gathers corresponding data in the monitoring of Field Soil wood engineering.
6. the field unattended network monitoring system based on dual processors according to claim 5, it is characterized in that, described data acquisition module also comprises high pressure activation circuit, and described high pressure activation circuit is connected with described string wire type sensor, host CPU respectively.
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| CN201520513526.XU CN204856864U (en) | 2015-07-10 | 2015-07-10 | Open -air unmanned on duty network monitoring system based on two CPU |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966395A (en) * | 2015-07-10 | 2015-10-07 | 四川奇石缘科技股份有限公司 | Outdoor unattended network monitoring system based on double CPUs (central processing units) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104966395A (en) * | 2015-07-10 | 2015-10-07 | 四川奇石缘科技股份有限公司 | Outdoor unattended network monitoring system based on double CPUs (central processing units) |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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Denomination of utility model: Outdoor unattended network monitoring system based on double CPUs (central processing units) Effective date of registration: 20160905 Granted publication date: 20151209 Pledgee: Youxian District of Mianyang City, the rural credit cooperatives of Changxin branch Pledgor: Sichuan Qi Shiyuan Science and Technology Co., Ltd. Registration number: 2016510000041 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model |