CN204650586U - Based on the laboratory equipment managing positioning system of Arduino technology - Google Patents
Based on the laboratory equipment managing positioning system of Arduino technology Download PDFInfo
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- CN204650586U CN204650586U CN201520380120.9U CN201520380120U CN204650586U CN 204650586 U CN204650586 U CN 204650586U CN 201520380120 U CN201520380120 U CN 201520380120U CN 204650586 U CN204650586 U CN 204650586U
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Abstract
The utility model discloses a kind of laboratory equipment managing positioning system based on Arduino technology, it comprises one can the information of automatic input experimental facilities, the hand-held terminal device based on Arduino technology, and the location node equipment based on Arduino technology identical with experimental facilities quantity, each location node equipment is fixedly arranged on a corresponding experimental facilities, and the wireless formation network that is connected between hand-held terminal device and all location node equipment.The utility model structure is simple, easy to operate, drastically increases the work efficiency of experimental facilities management, and avoids the appearance of mistake.The utility model is applicable to the experimental facilities management of Scientific Research in University Laboratory.
Description
Technical field
The utility model belongs to the management domain of laboratory equipment, relates to a kind of laboratory equipment managing positioning system based on Arduino technology.
Background technology
Scientific Research in University Laboratory equipment is that colleges and universities are engaged in teaching, the important substance resource of scientific research and new product development, and whether its management quality directly affects school eduaction and can normally carry out.In prior art; major part colleges and universities also adopt traditional manual operation pattern to manage laboratory equipment; namely the information such as existing experimental facilities information, service condition are manually registered; registration work is loaded down with trivial details, and efficiency is extremely low, when a certain item experimental facilities used by needs; first need manually to consult administer archive; then be documented in equipment storage place according to archives to search, the management for equipment is very inconvenient, has a strong impact on quality of instruction.Simultaneously, by artificial registering apparatus information in traditional equipment control, can only the title of designation equipment, model, specification and purchase the information such as phase, and paste on corresponding equipment by adhesive label, this type of label is easily distorted and cannot be dynamically updated, of long duration also easily to come off, the equipment without label information is caused to occur, cause experimental facilities managerial confusion, in addition, by manually adding up facility information, search and easily make mistakes, cause equipment control not in place, be unfavorable for carrying out smoothly of laboratory research and teaching, more be unfavorable for the requirement of present colleges open laboratory, reduce the utilization factor of experimental facilities, the further quality of education affecting colleges and universities.
Utility model content
For solving the above deficiency existed in prior art, the utility model provides a kind of laboratory equipment managing positioning system based on Arduino technology, without the need to manually hand-written, facility information is managed, and experimental facilities is managed by intelligent means, searches, significantly reduce the working strength of staff, and improve the efficiency of equipment management work.
For achieving the above object, the technical scheme that adopts of the utility model is as follows:
Based on a laboratory equipment managing positioning system for Arduino technology, it comprises
The information of an automatic input experimental facilities, the hand-held terminal device based on Arduino technology, and the location node equipment based on Arduino technology identical with experimental facilities quantity, each location node equipment is fixedly arranged on a corresponding experimental facilities, and the wireless formation network that is connected between hand-held terminal device and all location node equipment.
Restriction as to the utility model hand-held terminal device: described hand-held terminal device comprises
For as control center, the first control module based on Arduino technology, described first control module has sweep signal input end, Card read/write end, display translation end, command input, power input;
For scanning the bar code scanner module of bar code information corresponding to experimental facilities, its signal output part connects the sweep signal input end of the first control module;
For experimental facilities information being write in the control device on experimental facilities, or read the RFID read-write module of control device information on experimental facilities, described RFID read-write module connects the Card read/write end of the first control module;
For carrying out with the control device on experimental facilities the first communication module that communicates, described first control module is connected with the control device on experimental facilities by first communication module;
Input for external information and carry out the touch screen display module that shows, the signal input part of described touch screen display module connects the display translation end of the first control module, and its instruction output end connects the command input of the first control module;
For the first power module as mains power, the power output end of described first power module connects the power input of the first control module, bar code scanner module, touch screen display module, RFID read-write module, first communication module respectively by the first power transfer module.
Further restriction as to the utility model hand-held terminal device: described first control module employing processor core is the Arduino UNO control module of ATmega2560 chip, described ATmega2560 chip has multi-path serial communication interface, digital I/O port, and analog input mouth;
Described RFID read-write module is MF RC522 chip;
Described first communication module is XBee module;
Described bar code scanner module employing core is the scan module of Vancode M1206 chip;
Described touch screen display module is serial, capacitor type display screen;
Described power module is lithium battery;
Described first power transfer module comprises for the charging circuit for lithium cell charging, and be the first voltage conversion circuit meeting other module voltage by the voltage transitions of lithium battery, the power input of described charging circuit is used for being connected with extraneous 220V alternating current, and power output end connects the both positive and negative polarity of lithium battery; The input end of described first power-switching circuit connects the both positive and negative polarity of lithium battery, the power end of the first control module described in output terminal connects, bar code scanner module, touch screen display module, RFID read-write module, first communication module.
Further restriction as to the utility model hand-held terminal device: described charging circuit comprises CN3052A chip and peripheral circuit thereof; Described first voltage conversion circuit comprises the first change-over circuit and AS1117-3.3V chip that AP1509-5.0 chip and peripheral component form and the second change-over circuit that peripheral component is formed, the first change-over circuit voltage input end that described AP1509-5.0 chip is formed connects the both positive and negative polarity of lithium battery, voltage output end exports 5.0V direct current, also connects the second change-over circuit that AS1117-3.3 chip is formed simultaneously.
Limit as to the another kind of the utility model hand-held terminal device: described hand-held terminal device comprises external antenna interface and USB interface, described external antenna interface is all connected with the first control module with USB interface.
Restriction as to the utility model location node equipment: described location node equipment comprises
For as control center, the second control module based on Arduino technology, described second control module has communication ends, information write end, indicator signal output terminal, power input;
For realizing the RFID label tag module of device id identification and location, the information write end of described RFID label tag model calling second control module;
For carrying out with hand-held terminal device the second communication module that communicates, described second control module is connected with first communication module by second communication module;
For the second source module as mains power, the power output end of described second source module connects the power input of the second control module, RFID label tag module, second communication module respectively by second source modular converter;
For the indicating module as place, indicating equipment position, the signal input part of described indicating module connects the indicator signal output terminal of the second control module.
Further restriction as to the utility model location node equipment: described second control module employing processor core is the Arduino UNO control module of ATmega2560 chip, described ATmega2560 chip has multi-path serial communication interface, digital I/O port, and analog input mouth;
Described RFID label tag module is MF RC522 chip;
Described second communication module is XBee module;
Described second source module is dry cell; The input end of described second source modular converter connects the both positive and negative polarity of dry cell, the power end of the second control module described in output terminal connects, RFID label tag module, second communication module.
Further restriction as to the utility model location node equipment: described second source modular converter comprises the 3rd change-over circuit and AS1117-3.3V chip that AP1509-5.0 chip and peripheral component form and the 4th change-over circuit that peripheral component is formed, the 3rd change-over circuit voltage input end that described AP1509-5.0 chip is formed connects the both positive and negative polarity of dry cell, voltage output end exports 5.0V direct current, also connects the 4th change-over circuit that AS1117-3.3 chip is formed simultaneously.
Owing to have employed technique scheme, compared with prior art, acquired technical progress is the utility model:
(1) the utility model has hand-held terminal device and location node equipment, wherein hand-held terminal device can the information of each experimental facilities of automatic input, without the need to artificial hand-written management, drastically increase the work efficiency of equipment control, avoid the mistake that labor management occurs; And carry out each experimental facilities of managing is equipped with a location node equipment, hand-held terminal device can carry out communicating with each location node equipment and locate, therefore, when needs use a certain experimental facilities, search without the need to manually browsing, only need by hand-held terminal device just can Automatic-searching to required equipment, simultaneously, because each experimental facilities all has location node equipment, therefore the information of experimental facilities indicates without the need to using label, eliminates label and comes off and the trouble caused;
(2) hand-held terminal device of the present utility model directly just can obtain the information of experimental facilities to the bar code scanning on experimental facilities by bar code scanner module, without the need to artificial input, drastically increase the work efficiency of experimental facilities management, reduce the workload of staff, avoid human factor and the mistranscription occurred simultaneously;
(3) bar code scanner module of the utility model hand-held terminal device both can realize the Data Enter of traditional bar-code label, can gather again to the bar code information of conventional equipment, and compatibility is high, application scenario is many;
(4) hand-held terminal device of the present utility model is provided with touch screen display module, staff can carry out classification management to equipment further by this module, such as by the type, time buying, price, running status, device location code etc. of this module input experimental facilities, make the management work of experimental facilities more accurate;
(5) hand-held terminal device of the present utility model is provided with RFID read-write module and first communication module, location node equipment is provided with RFID label tag module and second communication module, wherein RFID read-write module can by the information of experimental facilities write RFID label tag module, and when needing to look for certain experimental facilities by RFID read-write module by the information that can read in RFID label tag module, and then experimental facilities is positioned, when needs use this experimental facilities, can accurately find this experimental facilities, and communication of the present utility model wirelessly realizes by RFID read-write module and two Xbee networks, extend RFID read-write distance, convenient and swift, greatly increase work efficiency,
(6) hand-held terminal device of the present utility model is also provided with external antenna interface, can improve wireless transmit and received power, and realizing can provide stable networking when network signal is more weak; And be provided with USB interface, external USB equipment can be identified, make the utility model function more perfect;
(7) the bar code scan module of the utility model hand-held terminal device is the OEM module product Vancode M1206 scan module that cost performance is higher, and this module depth of field distance is 4-60cm, has Open Systems Interworking, is easy to carry out functional configuration and upgrading;
First control module and the second control module are Arduino Uno control module, the process core of this module is ATmega2560 chip, this chip is Open Source Platform, and there is multi-path serial communication interface, digital I/O port (wherein 6 tunnels can be used as PWM output) and analog input mouth, serial ports and I/O aboundresources, reduce development difficulty, and make this module product change into this greatly to reduce;
The touch screen display module of hand-held terminal device adopts electric capacity touch screen, serial liquid crystal display, and I/O resource occupation is few, and interactivity is good, speed is fast, reliability is high;
First, second communication module is Xbee module, wherein first communication module works in telegon pattern, realize the management function of all XBEE meshed networks, the built-in location protocol of module and location algorithm, can relative position residing for real-time judge device node, efficiently to determine the position of required experimental facilities; And second communication module works in ordinary terminal mode of operation, built-in Zigbee protocol stack; First, second communication module all works in 2.4GHz ISM band, supports unique need and the power consumption wireless sensor network of low cost, only needs very little power just can ensure the reliability of data transmission between remote equipment, reduces cost of development and construction cycle;
And two Xbee modules adopt CSMA communication mechanism, ensure that the reliability of data communication; Two Xbee data transmission adopt CRC packet completeness check, AES-128 cryptographic algorithm and straight sequence exhibition technology frequently, guarantee the security of whole transmit stage, improve noiseproof feature and the embedded Xbee module of confidentiality, simultaneously two Xbee modules and all experimental facilities identification and location node adopt ZIGBEE to realize networking, overcome the limitation of bluetooth and WIFI networking.
In sum, the utility model structure is simple, easy to operate, drastically increases the work efficiency of experimental facilities management, and avoids the appearance of mistake.
The utility model is applicable to the experimental facilities management of Scientific Research in University Laboratory.
Accompanying drawing explanation
Below in conjunction with drawings and the specific embodiments, the utility model is further described in detail.
Fig. 1 is the theory diagram of the utility model embodiment;
Fig. 2 is the theory diagram of hand-held terminal device in the utility model embodiment;
Fig. 3 is the circuit theory diagrams of hand-held terminal device removing power module in the utility model embodiment;
Fig. 4 is the circuit theory diagrams of the first power module in the utility model embodiment;
Fig. 5 is the theory diagram of location node equipment in the utility model embodiment;
Fig. 6 is the circuit theory diagrams of location node equipment removing power module in the utility model embodiment;
Fig. 7 is the circuit theory diagrams of second source module in the utility model embodiment.
Embodiment
embodiment is based on the laboratory equipment managing positioning system laboratory equipment control positioning system of Arduino technology
Present embodiments provide a kind of laboratory equipment managing positioning system based on Arduino technology, structure as shown in Figure 1, comprising:
One, a hand-held terminal device based on Arduino technology, described hand-held terminal device can the information of each experimental facilities of automatic input.This hand-held terminal device concrete structure as shown in Figure 2, comprising:
(1) based on the first control module of Arduino technology, for the control center as hand-held terminal device, it has sweep signal input end, Card read/write end, display translation end, command input, power input.First control module of the present embodiment as shown in Figure 3, adopt Arduino UNO module of the prior art, its core is ATmega2560 chip U1, and this chip has multi-path serial communication interface, digital I/O port (wherein 6 tunnels can be used as PWM output) and analog input.And coordinate and manage following XBee module, RFID read-write module and bar code scanner module by serial port and SPI Interface Controller, read an XBee module, RFID read-write module and bar code scanner module duty, and send the steering orders such as location, startup, data transmission to these three modules.
(2) bar code scanner module, for scanning bar code information corresponding on experimental facilities, the sweep signal input end of its signal output part link control module.The bar code scanner module of the present embodiment as shown in Figure 3, adopt bar code scanner U2 of the prior art, directly carry out scanning the information obtaining and carry in experimental facilities bar code to the bar code on experimental facilities, and the information of acquisition is sent to the first control module stores.
(3) touch screen display module, show for staff's external input information, the signal input part of described touch screen display module connects the display translation end of the first control module, its instruction output end connects the command input of the first control module.In the present embodiment, touch screen display module adopts 3.5 inches of serial touch screen display module U3 of the prior art, and touch screen type is capacitance plate, and the concrete connected mode of itself and the first control module as shown in Figure 3.
(4) RFID read-write module, for experimental facilities information being write in the location node equipment on experimental facilities, or reads the experimental facilities information of location node device memory storage.The RFID read-write module formula of the present embodiment needs to communicate with the second control module of following location node equipment, and major function realizes the read and write operation to the RFID label tag module (such as device type, time buying, price, running status, device location code) of location node equipment.The RFID read-write module of the present embodiment adopts RFID MF RC522 module to realize, and works in read write line global function state.The supply voltage of described RFID MF RC522 is 3.3V, the core Card Reader chip of this module is MFRC522 chip U7, the frequency of operation of MFRC522 chip U7 is 13.56MHz, chip internal is all types of passive contactless communication mode and agreement under being integrated with 13.56MHz, supports the compatible transponder signal of 14443A and quick CRYPTO1 cryptographic algorithm.MFRC522 chip U7 supports MIFARE series contactless communication, and bidirectional data transfers speed is up to 424kbit/s.RFID MF RC522 module passes through the connection of SPI Interface realization and Arduino UNO module.
(5) first communication module, for second control module of the first control module of the present embodiment hand-held terminal device with following location node equipment being communicated, described first control module is connected with location node equipment by first communication module.The first communication module of the present embodiment is illustrated in figure 3 an XBee module U8, and its function is realize relative positioning between laboratory internal all devices administration module, networking and data transmission.A described Xbee module U8 works in telegon mode of operation, the built-in Zigbee protocol stack of one Xbee module U8, this module supports unique need and the power consumption wireless sensor network of low cost, module work only needs very little power, just can ensure the reliability of data transmission between remote equipment.And an XBee module U8 of the present embodiment is operated in ISM2.4GHz frequency range, realize the communication with Arduino module by serial port, data are conveyed through AT order and realize.
In order to improve the present embodiment further, as shown in Figure 3, the present embodiment is also provided with and communicates with first pilot lamp LED3 for being in the first networking pilot lamp LED2 that networking and the duty communicated show to an XBee module U8, when an XBee module U8 is in communications status, the first communication pilot lamp LED3 lights; And when an XBee module U8 is in networking state, the first networking pilot lamp LED2 lights.
(6) first power modules, for being that above-mentioned modules is powered as mains power, the power output end of described first power module connects the power input of the first control module, bar code scanner module, touch screen display module, RFID read-write module, first communication module respectively by the first power transfer module.
The first power module in the present embodiment is the lithium battery of DC7.2V.Described first power transfer module comprises for the charging circuit for lithium cell charging, and be the first voltage conversion circuit meeting other module voltage by the voltage transitions of lithium battery, the power input of described charging circuit is used for being connected with extraneous 220V alternating current, and power output end connects the both positive and negative polarity of lithium battery; The input end of described power-switching circuit connects the both positive and negative polarity of lithium battery, the first control module, bar code scanner module, touch screen display module etc. described in output terminal connects.
Charging circuit in the present embodiment as shown in Figure 4, comprises CN3052A chip U4 and peripheral circuit thereof, described first voltage conversion circuit as shown in Figure 4, comprise the first change-over circuit and AS1117-3.3V chip U6 that AP1509-5.0 chip U5 and peripheral component form and the second change-over circuit that peripheral component is formed, the first change-over circuit voltage input end that described AP1509-5.0 chip is formed connects the both positive and negative polarity of lithium battery, after the conversion of the first change-over circuit, the 7.2V voltage transitions of lithium battery is become 5.0V direct voltage output, the output terminal of the first change-over circuit also connects the second change-over circuit that AS1117-3.3 chip is formed simultaneously, and the 5V voltage transitions that the first change-over circuit exports by the second change-over circuit becomes 3.3V voltage to export.
In addition, in order to improve the present embodiment, described power module as shown in Figure 3, Figure 4, also comprise the first power switch, and first power indicating circuit, described first power switch can control the start and stop of power supply, and the first power indicating circuit is used for indicating the duty of the present embodiment, described power indicating circuit comprises the first LED 1, and described first light emitting diode LED1 is serially connected between the second change-over circuit output terminal and ground.
(7) external antenna interface, improves the transmitting and receiving power of the present embodiment time more weak for network signal, to ensure network stabilization and reliable data transmission.Adopt external antenna interface Y of the prior art in the present embodiment, described external antenna interface Y directly connects the communication ends of the first control module.
USB interface, for outer insertion USB device, strengthens the function of the present embodiment, directly adopts existing USB interface in the present embodiment.
Two, several are based on the location node equipment of Arduino technology, the corresponding experimental facilities of each location node equipment, and for positioning corresponding experimental facilities, and the wireless formation network that is connected between hand-held terminal device and all location node equipment.Location node equipment in the present embodiment as shown in Figure 5, comprising:
(1) based on the second control module of Arduino technology, for the control center as location node equipment, there is communication ends, information write end, indicator signal output terminal, power input.Second control module of the present embodiment as shown in Figure 6, adopt Arduino UNO module of the prior art, its core is ATmega2560 chip U11, and this chip has 14 railway digital I/O ports (wherein 6 tunnels can be used as PWM output), 6 tunnel analog inputs, a 16MHz crystal oscillator.And coordinate and manage following the 2nd XBee module, RFID label tag module and bar code scanner module by serial port and control, read the duty of the 2nd XBee module, RFID label tag module by serial port, and send the steering orders such as location, startup to these two modules.
(2) RFID label tag module, the ID for realizing experimental facilities identifies and location.The RFID label tag of the present embodiment adopts RFID MF RC522 module to realize, and works in common RFID label tag duty.The supply voltage of described RFID MF RC522 is 3.3V, the core Card Reader chip of this module is MFRC522 chip U9, this working frequency of chip is 13.56MHz, chip internal is all types of passive contactless communication mode and agreement under being integrated with 13.56MHz, supports the compatible transponder signal of 14443A and quick CRYPTO1 cryptographic algorithm.MFRC522 chip U9 supports MIFARE series contactless communication, and bidirectional data transfers speed is up to 424kbit/s.RFID MF RC522 module passes through the connection of SPI Interface realization and Arduino UNO module.
(3) second communication module, for communicating with the second control module of hand-held terminal device, described second control module is connected with hand-held terminal device by second communication module.The second communication module of the present embodiment is illustrated in figure 6 the 2nd XBee module U10, and its function is realize relative positioning between laboratory internal all devices administration module, networking and data transmission.Described 2nd Xbee module U10 works in ordinary terminal mode of operation, the built-in Zigbee protocol stack of 2nd Xbee module U10, this module supports unique need and the power consumption wireless sensor network of low cost, module work only needs very little power, just can ensure the reliability of data transmission between remote equipment.And the 2nd XBee module U10 of the present embodiment is operated in ISM2.4GHz frequency range, realize the communication with Arduino module by serial port, data are conveyed through AT order and realize.
In order to improve the present embodiment further, as shown in Figure 6, the present embodiment is also provided with for being in the second networking pilot lamp LED4 and second communication pilot lamp LED5 that networking and the duty communicated show to the 2nd XBee module U10, when the 2nd XBee module U10 is in communications status, second communication pilot lamp LED5 lights; And when the 2nd XBee module U10 is in networking state, networking pilot lamp LED4 lights.
(4) second source module, for being that above-mentioned modules is powered as mains power, the power output end of described second source module connects the power input of the second control module, RFID label tag module, second communication module respectively by second source modular converter.
Second source module in the present embodiment is the dry cell of DC6V.The input end of described second source modular converter connects the both positive and negative polarity of dry cell, the second control module, RFID label tag module, second communication module described in output terminal connects.
In the present embodiment, second source modular converter as shown in Figure 7, comprise the 3rd change-over circuit and AS1117-3.3V chip U13 that AP1509-5.0 chip U12 and peripheral component form and the 4th change-over circuit that peripheral component is formed, the 3rd change-over circuit voltage input end that described AP1509-5.0 chip U12 is formed connects the both positive and negative polarity of dry cell, after the conversion of the 3rd change-over circuit, the 6V voltage transitions of lithium dry cell is become 5.0V direct voltage output, the output terminal of the 3rd change-over circuit also connects the 4th change-over circuit that AS1117-3.3 chip U13 is formed simultaneously, and the 5V voltage transitions that the 3rd change-over circuit exports becomes 3.3V voltage to export by the 4th change-over circuit.
In addition, in order to improve the present embodiment, described power module also comprises second source switch as shown in Figure 6, Figure 7, and second source indicating circuit, described second source switch can control the start and stop of power supply, second source indicating circuit is used for indicating the duty of location node equipment, and described second source indicating circuit comprises the second LED 6, and described second light emitting diode LED6 is serially connected between the 4th change-over circuit output terminal and ground.
(5) indicating module, during for locating, sound and light alarm indicator signal occurs, the signal input part of described indicating module connects the indicator signal output terminal of the second control module.The indicating module of the present embodiment as shown in Figure 6, adopts LED 7 of the prior art, and hummer S.
The specific works principle of the present embodiment is: experimental facilities Data Enter: the power switch opening hand-held terminal device, and power light is bright, and system starts, and loads each driver of modules and initial parameter, load operating laboratory equipment management software; Then the bar code on traditional old label or the experimental facilities newly bought is read by bar code scanner module, experimental facilities is identified, complete the Data Enter of experimental facilities bar code, simultaneously, staff also by touch screen display module by other Data Enters of experimental facilities in control module, finally complete the information management to experimental facilities.
Experimental facilities positioning searching: first the hand-held terminal device of the present embodiment and location node equipment are all started, one Xbee module U8, 2nd Xbee module U10 all starts, networking pilot lamp LED2, LED4 is bright, the one Xbee module U8 initialization of the present embodiment, simultaneously to the Xbee node scan on location node equipment, wherein an Xbee module U8 works in telegon mode, this module is to the second control module broadcast transmission Xbee node scan instruction of all location node equipment, after node response, read the MAC Address of all 2nd Xbee module U10Xbee nodes in network range, hand-held terminal device completes the registration of all location node equipment, create network topology, complete networking work, the information of each experimental facilities then arrived by the touch screen display module editing network scope interscan of hand-held terminal device, information comprises the equipment bar code information of device type, time buying, price, running status, device location code and collection, to be write by the facility information editted in the RFID label tag module in corresponding location node equipment by RFID read-write module and an Xbee module U8, finally, due to an Xbee module U8, the built-in location protocol of the 2nd Xbee module U10 and location algorithm, can relative position residing for real-time judge device node, therefore, staff only needs the positioning function of enabling this hand-held terminal device, this positioning instruction sends to by the 2nd Xbee module U10 of location node equipment by the one Xbee module U8, namely sends acousto-optic hint, complete the location of experimental facilities after the second control module of location node equipment receives this instruction.
In addition, the present embodiment can also realize the real-time update of experimental facilities information and check: when facility information changes, complete the renewal to facility information by touch screen display module, then will complete the renewal of information in the synchronizing information of renewal to corresponding location node equipment by Xbee network; And when hand-held terminal device crashes due to reasons such as program fleets, complete software restarting by reset button; Meanwhile, because the hand-held terminal device of the present embodiment is also provided with external antenna, therefore when distant network signal is more weak, transmitting and receiving power can be improved by external antenna mode, to ensure network stabilization and reliable data transmission.
Claims (8)
1. based on a laboratory equipment managing positioning system for Arduino technology,
it is characterized in that:it comprises
One can the information of automatic input experimental facilities, the hand-held terminal device based on Arduino technology, and the location node equipment based on Arduino technology identical with experimental facilities quantity, each location node equipment is fixedly arranged on a corresponding experimental facilities, and the wireless formation network that is connected between hand-held terminal device and all location node equipment.
2. the laboratory equipment managing positioning system based on Arduino technology according to claim 1,
it is characterized in that:described hand-held terminal device comprises
For as control center, the first control module based on Arduino technology, described first control module has sweep signal input end, Card read/write end, display translation end, command input, power input;
For scanning the bar code scanner module of bar code information corresponding to experimental facilities, its signal output part connects the sweep signal input end of the first control module;
For experimental facilities information being write in the control device on experimental facilities, or read the RFID read-write module of control device information on experimental facilities, described RFID read-write module connects the Card read/write end of the first control module;
For carrying out with the control device on experimental facilities the first communication module that communicates, described first control module is connected with the control device on experimental facilities by first communication module;
Input for external information and carry out the touch screen display module that shows, the signal input part of described touch screen display module connects the display translation end of the first control module, and its instruction output end connects the command input of the first control module;
For the first power module as mains power, the power output end of described first power module connects the power input of the first control module, bar code scanner module, touch screen display module, RFID read-write module, first communication module respectively by the first power transfer module.
3. the laboratory equipment managing positioning system based on Arduino technology according to claim 2,
it is characterized in that:described first control module employing processor core is the Arduino UNO control module of ATmega2560 chip, and described ATmega2560 chip has multi-path serial communication interface, digital I/O port, and analog input mouth;
Described RFID read-write module is MF RC522 chip;
Described first communication module is XBee module;
Described bar code scanner module employing core is the scan module of Vancode M1206 chip;
Described touch screen display module is serial, capacitor type display screen;
Described power module is lithium battery;
Described first power transfer module comprises for the charging circuit for lithium cell charging, and be the first voltage conversion circuit meeting other module voltage by the voltage transitions of lithium battery, the power input of described charging circuit is used for being connected with extraneous 220V alternating current, and power output end connects the both positive and negative polarity of lithium battery; The input end of described first power-switching circuit connects the both positive and negative polarity of lithium battery, the power end of the first control module described in output terminal connects, bar code scanner module, touch screen display module, RFID read-write module, first communication module.
4. the laboratory equipment managing positioning system based on Arduino technology according to claim 3,
it is characterized in that:described charging circuit comprises CN3052A chip and peripheral circuit thereof; Described first voltage conversion circuit comprises the first change-over circuit and AS1117-3.3V chip that AP1509-5.0 chip and peripheral component form and the second change-over circuit that peripheral component is formed, the first change-over circuit voltage input end that described AP1509-5.0 chip is formed connects the both positive and negative polarity of lithium battery, voltage output end exports 5.0V direct current, also connects the second change-over circuit that AS1117-3.3 chip is formed simultaneously.
5. the laboratory equipment managing positioning system based on Arduino technology as claimed in any of claims 2 to 4,
it is characterized in that:described hand-held terminal device comprises external antenna interface and USB interface, and described external antenna interface all with to control module is connected with USB interface.
6. the laboratory equipment managing positioning system based on Arduino technology as claimed in any of claims 2 to 4,
it is characterized in that:described location node equipment comprises
For as control center, the second control module based on Arduino technology, described second control module has communication ends, information write end, indicator signal output terminal, power input;
For realizing the RFID label tag module of device id identification and location, the information write end of described RFID label tag model calling second control module;
For carrying out with hand-held terminal device the second communication module that communicates, described second control module is connected with first communication module by second communication module;
For the second source module as mains power, the power output end of described second source module connects the power input of the second control module, RFID label tag module, second communication module respectively by second source modular converter;
For the indicating module as place, indicating equipment position, the signal input part of described indicating module connects the indicator signal output terminal of the second control module.
7. the laboratory equipment managing positioning system based on Arduino technology according to claim 6,
it is characterized in that:described second control module employing processor core is the Arduino UNO control module of ATmega2560 chip, and described ATmega2560 chip has multi-path serial communication interface, digital I/O port, and analog input mouth;
Described RFID label tag module is MF RC522 chip;
Described second communication module is XBee module;
Described second source module is dry cell; The input end of described second source modular converter connects the both positive and negative polarity of dry cell, the power end of the second control module described in output terminal connects, RFID label tag module, second communication module.
8. the laboratory equipment managing positioning system based on Arduino technology according to claim 7,
it is characterized in that:described second source modular converter comprises the 3rd change-over circuit and AS1117-3.3V chip that AP1509-5.0 chip and peripheral component form and the 4th change-over circuit that peripheral component is formed, the 3rd change-over circuit voltage input end that described AP1509-5.0 chip is formed connects the both positive and negative polarity of dry cell, voltage output end exports 5.0V direct current, also connects the 4th change-over circuit that AS1117-3.3 chip is formed simultaneously.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230704A (en) * | 2016-08-31 | 2016-12-14 | 赵健伟 | A kind of tele-experimentation exchange method and system |
| CN110933656A (en) * | 2019-12-09 | 2020-03-27 | 北京理工大学 | Electronic component picking control platform and method based on Bluetooth and Android |
-
2015
- 2015-06-05 CN CN201520380120.9U patent/CN204650586U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106230704A (en) * | 2016-08-31 | 2016-12-14 | 赵健伟 | A kind of tele-experimentation exchange method and system |
| CN106230704B (en) * | 2016-08-31 | 2020-01-14 | 嘉兴学院 | Remote experiment interaction method and system |
| CN110933656A (en) * | 2019-12-09 | 2020-03-27 | 北京理工大学 | Electronic component picking control platform and method based on Bluetooth and Android |
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