CN2904119Y - Wireless real-time multi-channel data collector - Google Patents

Abstract

The utility model discloses a wireless real-time multichannel data acquisition unit which comprises a mast control module, a RF communication chip, a power enhancement module, an external data decoding module, a case and an antenna, etc. An power module, a keyboard input processing module, a bar code input processing module and an external data decoding module are fitted in an circuit board of the master control module; the RF communication chip, the power enhancement module, an liquid crystal display module and an IC card identification module respectively connect with interfaces at the circuit board of the master control module via data lines; an DC power module connects with other modules respectively. The data acquisition unit is able to integrate an current bar code scanner, a keyboard and other input medium to realize a synchronous transmission and wireless real-time transmission for the data from a plurality of data sources. The RF mode makes the data transmission via a wireless network which features the low cost and multi-terminal able to realize a rapid data transmission at a large capacity within a narrow range (from 50m to 1000m). The RF mode breaks through the limitation in terms of space, quantity and operation cost.

Description

Wireless real-time multi-channel data acquisition device

Technical field

The utility model relates to a kind of data acquisition unit, is specifically related to wireless real-time multi-channel data acquisition device.Can gather bar code data, key in data, metering and attribute several data source and real-time Transmission simultaneously.

Background technology

At present, need real-time data acquisition in a lot of industries, wherein the data source of Cai Jiing is mainly from bar code scanning, keypad typing, equipment operation parameter etc.The common barcode scanner in market has wireless and wired two kinds, and wired bar code scanner requires directly to link to each other with computer; Wireless bar code scanner has off-line type and online two kinds, but two kinds all can not be satisfied the requirement of gathering multi-data source simultaneously, in a lot of situations, also need with other data of keyboard typing, and from other equipment the automatic acquisition equipment service data, then the multi-data source packing data is sent to the Data Receiving center in real time with wireless mode.On the whole, the data acquisition of three kinds of modes all is independently now, and all requires to link to each other with the direct of computer, and data acquisition simultaneously need take a plurality of RS232 or the PS/2 interface of computer, and is not suitable for placing computer in a lot of application scenarios.

Existing wireless data communication has a variety of modes to realize, CDMA, GPRS, GPS, WLAN net, Bluetooth technology are wherein arranged, (50m～1000m) all there is limitation in data transmission but these technology are used among a small circle, as have distance limit, because application scenario shielding is serious or need the limitation such as network support of Virtual network operator, thereby a lot of occasion can not be used above-mentioned mechanics of communication.

The utility model content

The purpose of this utility model is to overcome modes such as existing bar code scanner, keyboard at image data function singleness, a plurality of PS/2 that take computer and RS232 interface, and need and the direct-connected deficiency of computer, a kind of wireless real-time multi-channel data acquisition device is provided, this collector can not only be realized the collection in several data sources such as international bar code, keyboard typing, device data, can also in real time these data be stood to data center by the radio-frequency technique synchronized transmission.

The utility model purpose is achieved through the following technical solutions:

Wireless real-time multi-channel data acquisition device comprises that main control module, radio-frequency communication chip and power strengthen module, LCD MODULE, IC-card identification module, DC power supplier, bar code input processing module, keyboard input processing module, external data decoder module and housing and antenna; Described antenna is welded on the radio-frequency communication chip and power strengthens on the module, and is installed on the housing with other each module; DC power supplier, keyboard input processing module, bar code input processing module, external data decoder module are integrated in respectively on the main control module circuit board, and radio-frequency communication chip and power enhancing module, LCD MODULE, IC-card identification module are connected on the main control module circuit board interface by data line respectively; DC power supplier is connected with other each module respectively, for other each modular circuit provides power supply; Described IC-card identification module also is connected with coil inductor.

Described housing is the cavity that has the inner space, has an antenna mounting hole in case top, has 5 holes at housing bottom, is respectively power switch socket, 5V outlet, keyboard jack, bar code scanner socket, external data appliance outlet; Be used to install power switch, connect the external direct current power supply module, connect keyboard, bar code scanner, data equipment (as electronic scale etc.); Two holes are arranged on the front panel of housing, and last hole is that liquid crystal panel shows mouth, the coil-induced district of the recognizer that following hole is a contactless IC card.

Described main control module is the CSW2001A type, adopt 1 C51 series monolithic as processing unit, integrated 1 one is changeed three serial port communication chips, 1 low heating power supply chip, 2 PS/2 interfaces, 1 serial interface, 1 radio frequency communication interface, 1 liquid crystal display data interface, 1 IC-card inductive coil interface.

It is the SRWF-106 type that described radio-frequency communication chip and power strengthen module, be connected with main control module by the serial interface mode, carry out exchanges data, transfer rate can be provided with by jumper switch on communication module, the baud rate range of choice is 300,600,1200,2400,4800,9600,115200, obtains the direct supply of 5V from power module.

Described LCD MODULE is the GYTN0163 type, be connected with main control module by the serial interface mode, obtaining main control module needs data presented, can show 5 line characters altogether on liquid crystal panel, the characters per line order is 10, and can whether open noctilucence by the jumper switch setting.

Described IC-card identification module is the 4-R3 type, and this module obtains IC-card information in the 5mm by inductive coil, adopts square coil, has good penetrability, goes out the card number of this IC-card by the decoding post analysis, card number is transferred to main control module handles.

Mechanics of communication of the present utility model: adopt radio-frequency technique, utilize radio frequency chip and power amplifier technology realize data among a small circle with short-distance transmission, can solve transmission problems such as shielding, anti-interference, error code well, can also realization equipment point and equipment point between direct communication.

Data acquisition technology: adopt parallel multi-channel data input mode, built-in a plurality of PS/2 and RS232 interface can receive the data of external equipment such as barcode scanner, keyboard, automatic acquisition equipment etc. simultaneously, and with synchronized transmission after these data preparations.

With respect to prior art, the beneficial effects of the utility model are: wireless real-time multi-channel data acquisition device is input modes such as ripe bar code scanner, keyboard on can integrated present market, realize several data source data synchronous acquisition and wireless real-time transmission.RF-wise makes, and wireless network data low-cost, the multiple terminals is transmitted among a small circle (realizes that quick mass data transmits, and has overcome the restriction of space, quantity and use cost in the 50m～1000m).

Description of drawings

Figure 1A is an external shell front view of the present utility model;

Figure 1B is an external shell vertical view of the present utility model;

Fig. 1 C external shell upward view of the present utility model;

Fig. 2 is that structure of the present utility model is formed synoptic diagram;

Fig. 3 is flow chart of data processing figure of the present utility model.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

Shown in Figure 1A, 1B and 1C, the housing 12 of the utility model is wireless real-time multi-channel data acquisition device is for having the cavity of inner space, fix up an aerial wire 11 at housing 12 tops, have 5 holes at housing bottom, be respectively power switch 15 sockets, 5V outlet 16, PS/2 keyboard jack 17, PS/2 bar code scanner 18 sockets, RS232 external data appliance outlet 19; Be respectively applied for power switch be installed, connect the external direct current power supply module, connect keyboard, bar code scanner, data equipment (as electronic scale etc.); Two square holes are arranged on the front panel of housing, and last hole is that liquid crystal panel shows mouth 13, the coil-induced district 14 of the recognizer that following hole is a contactless IC card.

As shown in Figure 2, the wireless real-time multi-channel data acquisition device of the utility model comprises that main control module 23, radio-frequency communication chip and power strengthen module 21, LCD MODULE 22, IC-card identification module 24, coil inductor 25, DC power supplier 26, keyboard input processing module 27, bar code input processing module 28, external data decoder module 29 and housing 12 and antenna 11 (seeing Figure 1A); Antenna 11 is welded on the radio-frequency communication chip and power strengthens on the module 21, and is installed on the housing 12 with other each module; DC power supplier 26, keyboard input processing module 27, bar code input processing module 28, external data decoder module 29 are integrated in respectively on the circuit board of main control module 23, and radio-frequency communication chip and power enhancing module 21, LCD MODULE 22, IC-card identification module 24 are connected on main control module 23 circuit board interface by data line respectively; DC power supplier 26 is connected with other each module respectively, for other each modular circuit provides power supply; IC-card identification module 24 also is connected with coil inductor 25.

Wherein, the surface-mounted integrated circuit that main control module 23 is produced for the Guangzhou micro electronmechanical company limited of wound thinking, model is CSW2001A, adopt 1 C51 series monolithic as processing unit, integrated 1 one is changeed three serial port communication chips, 1 low heating power supply chip, 2 PS/2 interfaces, 1 serial interface, 1 radio frequency communication interface, 1 liquid crystal display data interface, 1 IC-card inductive coil interface.Main control module 23 carries out exchanges data with other each functional module, realizes that collection, demonstration and the wireless transmission of data receives.

The surface-mounted integrated circuit that power module 26 is produced for the Guangzhou micro electronmechanical company limited of wound thinking, model is 5V1A, realize the voltage stabilizing and the shunting of input power supply, for main control module 23, IC-card identification module 24, radio-frequency communication chip and power strengthen module 21, LCD MODULE 22, bar code input processing module 28, keyboard input processing module 27 and the power supply of external data decoder module 29 power supply chips.

LCD MODULE 22 is the GYTN0163 type, be connected with main control module by the serial interface mode, obtain main control module and need data presented, embedded Chinese word library, but Chinese display, can show 5 line characters altogether on liquid crystal panel, the characters per line order is 10, and whether opens noctilucence by the jumper switch setting.

The components and parts that IC-card identification module 24 is produced for the Guangzhou micro electronmechanical company limited of wound thinking, model is 4-R3, read identity IC-card information in the current operator 5mm by coil inductor 25, go out the card number of this IC-card, card number is transferred to main control module handles by the decoding post analysis.

PS/2 keypad decoder module 27 receives the character of keyboard input, and PS/2 bar code scanner decoding module 28 receives bar code data, and RS232 external data decoder module 29 is used for obtaining data message and decoding from having RS232/485 automatically.

It is the SRWF-106 type that radio-frequency communication chip and power strengthen module 21, be connected with main control module by the serial interface mode, carry out exchanges data, transfer rate can be provided with by jumper switch on communication module, the baud rate range of choice is 300,600,1200,2400,4800,9600,115200, obtains the direct supply of 5V from power module.Realize sending the data that a plurality of passages collect, and the analysis result of reception server and feedback information.

Concrete workflow as shown in Figure 3, after energized, IC-card decoder module 24, keypad decoder module 27, bar code scanner decoding module 28, external data decoder module 29 enter to be waited for and receives data mode.When IC-card was placed in the distance of IC-card sense coil 25 regional 5mm, the IC-card decoder decode recognized the card number of IC-card, and this card number is transferred to Liquid Crystal Module 22 showed.When by external PS/2 key in data, keyboard decoder module 22 receives characters, judges whether to be effective numerical character, if effectively then digital transmission is shown to LCD MODULE 22.After passing through external PS/2 barcode scanner 28 scanning bar codes, the 16 system characters that the bar code decoding module receives analysis, judge whether to be carriage-return character (0x0D), show if then complete bar code information is transferred to Liquid Crystal Module 22, otherwise the input of wait carriage-return character.When the connection device by the RS232 interface had the data input, RS232 decoder module 29 was analyzed the form of input data, extracts Useful Information and is transferred to Liquid Crystal Module 22 according to preset protocol.After IC-card data, keyboard data, bar code data and external device data are complete, governor circuit CPU analyzes the validity of these 4 class data, if all be valid data, then with packing data (adding data packet head, packet tail and data exclusive or check character), data transmission after the packing to wireless transmitter module 21, is sent to wireless base station with data with RF-wise by wireless transmitter module.

In actual use, can carry out the replacing of antenna according to distance and reliability that wireless data will transmit, and can select to connect different equipment according to actual conditions, as keypad, bar code scanner, external data equipment (as electronic scales, measuring instrument, automatic control equipment etc.), also can be according to the frequency of the IC that uses and the housing of scope selection different materials etc., after data aggregation to be sent is complete, pretreated data will send to main frame by wireless sending module 21.

Input modes such as ripe bar code scanner, keyboard realize several data source data synchronous acquisition and wireless real-time transmission on wireless real-time multi-channel data acquisition device of the present utility model can integrated present market.RF-wise makes, and wireless network data low-cost, the multiple terminals is transmitted among a small circle (realizes that quick mass data transmits, and has overcome the restriction of space, quantity and use cost in the 50m～1000m).

Claims (6)

1, wireless real-time multi-channel data acquisition device, it is characterized in that, comprise that main control module, radio-frequency communication chip and power strengthen module, LCD MODULE, IC-card identification module, DC power supplier, bar code input processing module, keyboard input processing module, external data decoder module and housing and antenna; Described antenna is welded on the radio-frequency communication chip and power strengthens on the module, and is installed on the housing with other each module; DC power supplier, keyboard input processing module, bar code input processing module, external data decoder module are integrated in respectively on the main control module circuit board, and radio-frequency communication chip and power enhancing module, LCD MODULE, IC-card identification module are connected on the main control module circuit board interface by data line respectively; DC power supplier is connected with other each module respectively, for other each modular circuit provides power supply; Described IC-card identification module also is connected with coil inductor.

2, according to the described wireless real-time multi-channel data acquisition device of claim 1, it is characterized in that, described housing is the cavity that has the inner space, have an antenna mounting hole in case top, have 5 holes at housing bottom, be respectively power switch socket, 5V outlet, keyboard jack, bar code scanner socket, external data appliance outlet; Two holes are arranged on the front panel of housing, and last hole is that liquid crystal panel shows mouth, the coil-induced district of the recognizer that following hole is a contactless IC card.

3, according to the described wireless real-time multi-channel data acquisition device of claim 1, it is characterized in that described main control module is the CSW2001A type.

According to the described wireless real-time multi-channel data acquisition device of claim 1, it is characterized in that 4, it is the SRWF-106 type that described radio-frequency communication chip and power strengthen module.

5, according to the described wireless real-time multi-channel data acquisition device of claim 1, it is characterized in that described LCD MODULE is the GYTN0163 type, be connected with main control module that obtaining main control module needs data presented by the serial interface mode.

6, according to the described wireless real-time multi-channel data acquisition device of claim 1, it is characterized in that described IC-card identification module is the 4-R3 type.

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