CN101656017A

CN101656017A - Engineering information collecting system

Info

Publication number: CN101656017A
Application number: CN200910183241A
Authority: CN
Inventors: 毛建良
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-29
Filing date: 2009-07-29
Publication date: 2010-02-24

Abstract

The invention relates to an engineering information collecting system. The system is characterized by comprising a power amplifier, an audio frequency transfer switch, a communication module, an audiodecoder, a central microprocessor, a global positioning module, an alternative global positioning module, a program memory, a data memory, a data communication interface (USB), a data communication interface (USB), a system debugging downloading port, a 3.5 inch touch liquid crystal display, a keyboard backlight, a keyboard module and an audio decoder. The invention has the advantages that an engineering information collector has the function of collecting the corresponding information of a high-voltage power line, supports real-time wireless data communication and can transmit data into a server of a data control center in real time, thereby providing convenience in real-time observation of an on-site situation; batteries can work for 8 to 10 days, the waterproof grade is higher, and thesystem can be applicable to different severe environments; and besides, the system is integrated with the peculiar function of global positioning and can realize tracking of operating staff and the describing of roads, tracks of high voltage lines, and the like.

Description

Engineering information collecting system

Technical field

What the present invention relates to is a kind of engineering information collecting system of gathering high-voltage power line relevant information function that possesses, and belongs to the engineering information collecting technical field.

Background technology

Also do not have handheld device in the power construction operation at present, promptly the power engineering information acquisition device so can't gather the high-voltage power line relevant information, also can't be supported the real-time radio data communication, and work a period of time must charge.Classification of waterproof is lower, can not guarantee to use continuously in the rainy day wet environment.Do not have positioning function, be difficult to follow the tracks of operating personnel's whereabouts, can't describe road, the high-tension line track.

Summary of the invention

What the present invention proposed is a kind of engineering information collecting system of gathering high-voltage power line relevant information function that possesses, and is intended to overcome the above-mentioned defective of existing in prior technology.

Technical solution of the present invention: its structure is the I/O end of power amplifier and corresponding the joining of the first output/input end of audio frequency change-over switch, second output/the input end of audio frequency change-over switch and communication module first the I/O end is corresponding joins, the 3rd output/input end of audio frequency change-over switch and audio decoder first the I/O end is corresponding joins, first output/the input end of central microprocessor and communication module second the I/O end is corresponding joins, second output/the input end of central microprocessor respectively with the I/O end of global location module, the I/O end correspondence of alternative global location module is joined, the 3rd output/input end of central microprocessor with respectively with the I/O end end of program storage, the I/O end correspondence of data-carrier store is joined, corresponding the joining of I/O end of the 4th output/input end of central microprocessor and data communication interface, corresponding the joining of I/O end of the 5th output/input end of central microprocessor and data communication interface, corresponding the joining of I/O end that the 6th output/input end of central microprocessor and system debug are downloaded mouthful, corresponding the joining of I/O end of the 7th output/input end of central microprocessor and 3.5 inches touch LCDs screen, corresponding the joining of I/O end of the 8th output/input end of central microprocessor and KBD-LIGHT, corresponding the joining of I/O end of the 9th output/input end of central microprocessor and keyboard module, the second I/O end correspondence of the tenth output/input end audio decoder of central microprocessor is joined.

Advantage of the present invention: have and gather and store power working-yard data function, has the data in real time of will gather mails to the Data Control Center server by wireless transmission method function, support global positioning function, field position can be mail to the Data Control Center server, can gather line of electric force loop information in real time, track shows in real time, SD﹠amp; MMC can guarantee at this locality preservation desired data, supporting telephone, note, data-transformation facility, support the high resolution audio and video function, support GPS built-in aerial and external antenna to switch, support touch screen function, handwriting functions, the difference of like product on engineering information collecting device and the market, this engineering information collecting device possesses the high-voltage power line of collection relevant information function, support the real-time radio data communication, can in real time data be sent to the Data Control Center server, be convenient to the Real Time Observation field condition, the sustainable use of battery 8-10 days, classification of waterproof is higher, can use under different severe environments, integrated in addition unique global positioning function, realize operating personnel's track following, road, the drafting of high-tension line track.

Description of drawings

Accompanying drawing 1 is the box structure synoptic diagram of engineering information collecting system.

Accompanying drawing 2 is charging circuit block diagrams.

Accompanying drawing 3 is system power supply block diagrams.

Contrast accompanying drawing 1, its structure is the I/O end of audio-frequency power amplifier (LM4852) and corresponding the joining of the first output/input end of audio frequency change-over switch (MAX4855), second output/the input end of audio frequency change-over switch and communication module first the I/O end is corresponding joins, the 3rd output/input end of audio frequency change-over switch and audio decoder (CD4334) first the I/O end is corresponding joins, first output/the input end of central microprocessor and communication module second the I/O end is corresponding joins, second output/the input end of central microprocessor respectively with the I/O end of global location module, the I/O end correspondence of alternative global location module is joined, the 3rd output/input end of central microprocessor respectively with the I/O end end of program storage, the I/O end correspondence of data-carrier store is joined, corresponding the joining of I/O end of the 4th output/input end of central microprocessor and data communication interface (USB), corresponding the joining of I/O end of the 5th output/input end of central microprocessor and data communication interface (USB), corresponding the joining of I/O end that the 6th output/input end of central microprocessor and system debug are downloaded mouthful, corresponding the joining of I/O end of the 7th output/input end of central microprocessor and 3.5 inches touch LCDs screen, corresponding the joining of I/O end of the 8th output/input end of central microprocessor and KBD-LIGHT, corresponding the joining of I/O end of the 9th output/input end of central microprocessor and keyboard module, the second I/O end correspondence of the tenth output/input end audio decoder of central microprocessor is joined.

Described central microprocessor (S3C2440A): the system core, total system operational data storer (K4S511632D-UC75) is coordinated in control: the various data that occur in the stores processor system operational process, finish Large Volume Data and calculate work such as forwarding.Program storage (K9F4G08U0M): the program code that needs in the storage system operational process, work such as store location data difference storehouse.

Global location module (ublox_4T): finish faint microwave signal is amplified, filtering, decoding, work such as parsing change into longitude, latitude, highly, the data code of forms such as time is for system handles.

Communication module (GE864): realize data communication mainly comprising short message receiving-transmitting based on public network, the GPRS data transmission, functions such as phone are finished the data communication of Surveillance center and engineering information collecting device terminal.

Audio decoder (CS4334): finish the encoding and decoding of music and video data, the high-fidelity playing function.

Audio frequency change-over switch: finish the switching of telephony feature and audio frequency and video playing function, if use telephony feature then switch to the passage 1 of change-over switch, if use audio frequency and video to play the passage 2 that switches to change-over switch.

Power amplifier: using is the switching of finishing earphone communication and hand-free function, and amplification sound signal, make the sound decibel increase, sound clear comfortable, this power amplifier can drive loudspeaker and the stereophone of 8OMH/1W, and the user is if use hand-free function, then voice-grade channel is switched to loudspeaker door, if use earphone then voice-grade channel is switched on the earphone signal, this power amplifier is also supported mute function, gets final product if the user will use mute function then select.

Keyboard module: as the man-machine interaction instrument, realize the data message typing, the various data that input collects are at the construction field (site) finished every function switching etc.

SD﹠amp; The MMC module: portable storage Large Volume Data function, can arrive PC with the data importing of storage.

USB module: finish data communication, the storage datamation based on the USB standard agreement.Liquid crystal display module:, realize that relevant information shows that good touch function can make the user control easily as man-machine interactive platform.

Power supply module: for each functional block provides reliable and stable electric weight.Charging module: be used to battery charge.

Contrast accompanying drawing 2; this module comprises the 5.5V overvoltage crowbar; it is to prevent that user's mistake will be higher than 5.5V power supply adaptor insertion engineering information collecting device and cause system failure that this circuit mainly acts on; the lithium ion cell charging circuit; it is to charge the battery that this circuit mainly acts on; guarantee that charging current is enough big; guarantee to finish charging work in the short period; guarantee charge stability, lithium ionic battery protection circuit, groundwork is guarantee battery stable; comprise that the control battery can overcurrent in charge and discharge process; work such as put is crossed in overvoltage, and this circuit stability directly influences battery life and security of system; lithium ion battery; this battery adopts highly dense type high-capacity lithium-ion element, energy storage closeness height, good stability; power supply switch circuit; mainly finish adapter and lithium ion battery and be the switching between system's power supply, the 3.3V under-voltage protecting circuit prevents that mainly the supply voltage deficiency from causing the system works stability decreases.

Contrast Fig. 3, system needs 13 road power supplies altogether, and system adopts the branch feeding mode, is beneficial to system stability like this and improves, be convenient to the circuit board fabric swatch, central processing unit adopts the 1.3V power supply to power to kernel, and 3.3V is the power supply of central processing unit peripheral hardware, communication module adopts cell voltage directly to power, USB and voicefrequency circuit adopt the 5V power supply, and the GPS module adopts 3.3V power supply, SD﹠amp; The MMC module adopts the 3.3V power supply, and RTC adopts the 3.3V power supply, and keyboard adopts the 3.3V power supply, and it is backlight power supply that LCD adopts 15.6V, and 3.3V is the liquid crystal power supply.

Claims

1, engineering information collecting system, it is characterized in that the I/O end of power amplifier and corresponding the joining of the first output/input end of audio frequency change-over switch, second output/the input end of audio frequency change-over switch and communication module first the I/O end is corresponding joins, the 3rd output/input end of audio frequency change-over switch and audio decoder first the I/O end is corresponding joins, first output/the input end of central microprocessor and communication module second the I/O end is corresponding joins, second output/the input end of central microprocessor respectively with the I/O end of global location module, the I/O end correspondence of alternative global location module is joined, the 3rd output/input end of central microprocessor with respectively with the I/O end end of program storage, the I/O end correspondence of data-carrier store is joined, corresponding the joining of I/O end of the 4th output/input end of central microprocessor and data communication interface, corresponding the joining of I/O end of the 5th output/input end of central microprocessor and data communication interface, corresponding the joining of I/O end that the 6th output/input end of central microprocessor and system debug are downloaded mouthful, corresponding the joining of I/O end of the 7th output/input end of central microprocessor and 3.5 inches touch LCDs screen, corresponding the joining of I/O end of the 8th output/input end of central microprocessor and KBD-LIGHT, corresponding the joining of I/O end of the 9th output/input end of central microprocessor and keyboard module, the second I/O end correspondence of the tenth output/input end audio decoder of central microprocessor is joined.