CN203746093U - RFID dense archive management device - Google Patents
RFID dense archive management device Download PDFInfo
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- CN203746093U CN203746093U CN201320809396.5U CN201320809396U CN203746093U CN 203746093 U CN203746093 U CN 203746093U CN 201320809396 U CN201320809396 U CN 201320809396U CN 203746093 U CN203746093 U CN 203746093U
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Abstract
The utility model relates to the technical field of radio frequency identification, and specifically relates to an RFID dense archive management device. The RFID dense archive management device is characterized in that a radio frequency reader-writer, a multiplexer, power dividers, matchers and radio frequency antennae are arranged in a read-write unit, the radio frequency reader-writer is connected with more than two corresponding interfaces of the multiplexer through control cables and radio frequency cables, each output end of the multiplexer is connected with more than two radio frequency signal input ports of the power dividers through more than two radio frequency cables, the radio frequency reader-writer is connected with more than two control signal input ends of the power dividers through the control cables, more than two output ends of the power dividers are respectively connected with more than two matchers, and the output end of each matcher is correspondingly connected with a radio frequency antenna coil. Compared with the prior art, the RFID dense archive management device is advantaged in that dense archives can be checked, found and precisely located with no need for more radio frequency antennae.
Description
Technical field
The utility model relates to radio-frequency (RF) identification (RFID, Radio Frequency Identification) technical field, and specifically intensive archive management device is made an inventory, searches with pinpoint RFID to a kind of can realization to intensive archives.
Background technology
In recent years, files in China cause has obtained significant progress, and the scale expanding day of archives undertaking is also more and more higher to the requirement of file administration.For the archives in compact shelving are accurately managed, progressively adopted RFID (radio-frequency (RF) identification, Radio Frequency Identification) technology realizes, RFID claims again radio frequency identification, is a kind of communication technology, can be identified specific objective and be read and write related data by radio signals, adopt REID can realize automatically searching, make an inventory and locating of archives, realize the intelligent management of archives, saved a large amount of manpowers, improved the efficiency of file administration.
The method that realizes at present intensive file administration mainly contains two kinds: a kind of is that the subrange that only relies on radio-frequency technique to realize intensive archives is searched, although this method can realize making an inventory of archives, cannot realize the long-range accurate location to archives; The another kind of management that adopts voltage sensitive sensor to be combined with RFID to realize intensive archives, although this method can realize accurate location, has following shortcoming: the first, and cost is higher, is unfavorable for large-scale promotion; The second, assembling and production are wasted time and energy, and have the flimsy risk of appearance.Also there is a defect in existing file administration technology, as patent CN 202959473 U, filing container antenna and read write line separately corresponding to file volume, be that filing container separates timesharing management with file volume, the antenna and the read write line quantity that need are like this many, systematic comparison is complicated, and cost is higher, and real-time is poor.
In view of this present situation, the upgrading of file administration technology is extremely urgent with transformation, and how realizing the accurate location of intensive archives and filing container and file volume being managed is simultaneously technical matters urgently to be resolved hurrily.
Summary of the invention
The utility model is for the shortcoming and defect existing in prior art, proposing a kind of employing infrared technique combines with radio-frequency (RF) identification, realize the accurate location of intensive document, and by filing container label is arranged respectively to different detected values from file volume label, realize filing container and file volume being managed simultaneously, comprise added, locate, inquire about, make an inventory, the intensive archive management device of RFID of destruction etc.
The utility model can reach by following measures:
The intensive archive management device of a kind of RFID, comprise host computer, read-write cell and RFID label, wherein host computer is connected with read-write cell, read-write cell completes the detection to RFID label, it is characterized in that being provided with in read-write cell frequency read/write, Port Multiplier, power splitter, adaptation, radio-frequency antenna, wherein frequency read/write is respectively through control line, RF cable is connected with the corresponding interface of plural Port Multiplier, the output terminal of each Port Multiplier is connected with the radio-frequency (RF) signal input end mouth of plural power splitter respectively through more than two radio frequency line, frequency read/write is connected with the control signal input end of plural power splitter through control line, the output terminal more than two-way of power splitter is connected with plural adaptation respectively, the output terminal of each adaptation is connected respectively a radio-frequency antenna coil.
The infrared processing unit that be also provided with plural infrared sensor in the utility model, is connected respectively with plural infrared sensor, wherein infrared processing unit is connected with host computer, described infrared processing unit is provided with single-chip microcomputer, address encoding circuit, infrared signal receiving circuit, uploads circuit, wherein single-chip microcomputer respectively with address encoding circuit, infrared signal receiving circuit, upload circuit and be connected, the input end of infrared signal receiving circuit is connected with plural infrared sensor, uploads circuit and is connected with host computer.
Port Multiplier described in the utility model comprises power circuit, radio frequency input circuit, control switching circuit and rf output circuit.Described power circuit provides all parts needed power supply for self Port Multiplier, and external interface is provided, and is other Port Multipliers power supplies; Radio frequency input circuit, radiofrequency signal is from read write line, and comprises filtering and isolation circuit; Described control switching circuit, controls four road radio frequency output ports, the corresponding HF switch in each road, and control switching circuit, according to the instruction of host computer, determines to open which HF switch, thereby makes radiofrequency signal export other parts to; Described rf output circuit, controls break-make by HF switch, when having radiofrequency signal to pass through, can export power splitter to.
Power splitter described in the utility model comprises power circuit, one-to-two power distributing circuit, control switching circuit and rf output circuit.Described power circuit, power supply, from read write line, through voltage conversion circuit, converts different voltage to, for power splitter all parts provides power supply; Described one-to-two power distributing circuit, by using different resistor-capacitor units, the power averaging of realizing input radio frequency signal distributes, and its output terminal connects rf output circuit; Described control switching circuit, control signal, from read write line, by controlling the HF switch corresponding to each road of radio frequency output port, determines radiofrequency signal from which two-way output terminal is transmitted; Described rf output circuit, is controlled by HF switch, determines whether to have radio frequency output, and its output terminal matching connection device, for each antenna provides radio-frequency (RF) energy.
The number of the utility model power splitter can equate with the number of plies of the devices such as file cabinet or rack, make the corresponding one deck of each power splitter region to be detected, each power splitter is preferably provided with 6 tunnel outputs, wherein every road output correspondence connects an adaptation, and the output terminal of six adaptations and six radio-frequency antenna coil connect one to one.
Radio-frequency antenna coil described in the utility model can embed in the vertical baffle of rack or article placing cabinet layer, every layer of vertical baffle that is at least provided with two embedding radio-frequency antenna coil of rack or article placing cabinet, and between the vertical baffle of adjacent embedding radio-frequency antenna coil, be provided with the common vertical clapboard that is not embedded with radio-frequency antenna coil, preferably be provided with two common vertical clapboards, the coupling while working to reduce by two adjacent radio-frequency antenna coil.
Whether the utility model preferably, being provided with more than two filing container or other surfaces and posting plural infrared sensor corresponding to the storing containers quantity of RFID label for depositing every layer of dividing plate upper surface of the rack/article placing cabinet of archives files or filing container, has relevant files for detection of this position.
The utility model compared with prior art, have the following advantages: (1) radio-frequency antenna quantity is few: in every layer of document shelf, place several dividing plates, wherein part dividing plate is embedded in antenna, between the dividing plate of adjacent flush antenna, place two not dividing plates of flush antenna, so just reduced the quantity of antenna, the dividing plate of flush antenna can be realized the management to archives, not the dividing plate of flush antenna play isolation adjacent between filing container and reduce the effect being coupled between antenna; (2) registration: the corresponding reflection infrared sensor of each filing container, according to infrared, whether be blocked, can judge whether filing container, and then can report different values to host computer, such as infrared, be blocked, report " 00 ", when not being blocked, report " 01 ", thereby realize the accurate location of archives; (3) filing container and file volume are managed: in archive management system simultaneously, filing container label arranges respectively different particular value (AFI value) from file volume label, filing container and file volume are used identical antenna and read write line, when host computer sends the instruction of detection filing container, radio-frequency antenna can detect all files box and be reported, in like manner, the file volume management that also can use the same method; File volume label also can with the filing container label binding of answering in contrast, when certain filing container being detected, host computer also can show file volume information corresponding in filing container by software systems, thereby realized simultaneously, filing container and file volume is managed.
accompanying drawing explanation:
Accompanying drawing 1 is the structural representation of the utility model while being provided with a Port Multiplier.
Accompanying drawing 2 is a kind of structural representations of power splitter in the utility model.
Accompanying drawing explanation: frequency read/write 1, Port Multiplier 2, power splitter 3, adaptation 4, RFID label 5, radio-frequency antenna 6, infrared sensor 7, infrared processing unit 8, host computer 9, read-write cell 10.
embodiment:
Below in conjunction with accompanying drawing, the utility model is further described.
As shown in Figure 1, the utility model proposes the intensive archive management device of a kind of RFID, comprise host computer 9, read-write cell and RFID label 5, wherein host computer 9 is connected with read-write cell 10, read-write cell 10 completes the detection to RFID label 5, it is characterized in that being provided with in read-write cell 10 frequency read/write 1, Port Multiplier 2, power splitter 3, adaptation 4, radio-frequency antenna 6, wherein frequency read/write 1 is respectively through control line, RF cable is connected with the corresponding interface of Port Multiplier 2, the output terminal of Port Multiplier 2 is connected with the radio-frequency (RF) signal input end mouth of plural power splitter 3 respectively through more than two radio frequency line, frequency read/write 1 is connected with the control signal input end of plural power splitter 3 through control line, the output terminal more than two-way of power splitter 3 is connected with plural adaptation 4 respectively, the output terminal of each adaptation 4 is connected respectively a radio-frequency antenna 6.
The infrared processing unit 8 that be also provided with plural infrared sensor 7 in the utility model, is connected respectively with plural infrared sensor 7, wherein infrared processing unit 8 is connected with host computer 9, described infrared processing unit 8 is provided with single-chip microcomputer, address encoding circuit, infrared signal receiving circuit, uploads circuit, wherein single-chip microcomputer respectively with address encoding circuit, infrared signal receiving circuit, upload circuit and be connected, the input end of infrared signal receiving circuit is connected with plural infrared sensor, uploads circuit and is connected with host computer 9.
Port Multiplier described in the utility model comprises power circuit, radio frequency input circuit, control switching circuit and rf output circuit.Described power circuit provides all parts needed power supply for self Port Multiplier, and external interface is provided, and is other Port Multipliers power supplies; Radio frequency input circuit, radiofrequency signal is from read write line, and comprises filtering and isolation circuit; Described control switching circuit, controls four road radio frequency output ports, the corresponding HF switch in each road, and control switching circuit, according to the instruction of host computer, determines to open which HF switch, thereby makes radiofrequency signal export other parts to; Described rf output circuit, controls break-make by HF switch, when having radiofrequency signal to pass through, can export power splitter to.
Power splitter described in the utility model comprises power circuit, one-to-two power distributing circuit, control switching circuit and rf output circuit.Described power circuit, power supply, from read write line, through voltage conversion circuit, converts different voltage to, for power splitter all parts provides power supply; Described one-to-two power distributing circuit, by using different resistor-capacitor units, the power averaging of realizing input radio frequency signal distributes, and its output terminal connects rf output circuit; Described control switching circuit, control signal, from read write line, by controlling the HF switch corresponding to each road of radio frequency output port, determines radiofrequency signal from which two-way output terminal is transmitted; Described rf output circuit, is controlled by HF switch, determines whether to have radio frequency output, and its output terminal matching connection device, for each antenna provides radio-frequency (RF) energy.
As shown in Figure 2, the number of the utility model power splitter 3 can equate with the number of plies of the devices such as file cabinet or rack, make the corresponding one deck of each power splitter region to be detected, each power splitter 3 is preferably provided with 6 tunnel outputs, wherein output corresponding output terminal and six radio-frequency antenna coil that connect 4, six adaptations of an adaptation in every road connect one to one.
Radio-frequency antenna 6 described in the utility model can embed in the vertical baffle of rack or article placing cabinet layer, every layer of vertical baffle that is at least provided with two embedding radio-frequency antenna coil of rack or article placing cabinet, and between the vertical baffle of adjacent embedding radio-frequency antenna coil, be provided with the common vertical clapboard that is not embedded with radio-frequency antenna coil, preferably be provided with two common vertical clapboards, the coupling while working to reduce by two adjacent radio-frequency antenna coil.
Whether the utility model preferably, being provided with more than two filing container or other surfaces and posting plural infrared sensor 7 corresponding to the storing containers quantity of RFID label for depositing every layer of dividing plate upper surface of the rack/article placing cabinet of archives files or filing container, has relevant files for detection of this position.
Frequency read/write described in the utility model 1: comprising power circuit, for radio frequency signal generation and control signal, is the core of whole file administration, controls the flow direction of radiofrequency signal and the break-make of control signal; Receive the order of host computer, realize relevant operation; Read write line radio frequency exports Port Multiplier to, and according to the difference of application conditions, attachable Port Multiplier is difference to some extent also;
2: two input ends of described Port Multiplier are connected with read write line with control line by radio frequency line respectively, and output terminal is connected with power splitter by radio frequency line, receive radiofrequency signal and control signal from frequency read/write, for the conversion of radiofrequency signal.The radiofrequency signal that frequency read/write produces transfers to Port Multiplier by radio frequency line, and the control signal transmitted by control line of frequency read/write is controlled the radiofrequency signal that enters Port Multiplier and is assigned in turn in every layer of document shelf.
3: one input ends of described power splitter are connected with read write line by control line, and another input end is connected with Port Multiplier by radio frequency line, for every layer of document shelf provides radio-frequency (RF) energy.Input end radio-frequency (RF) energy is from Port Multiplier, and output terminal, according to actual conditions, can have the output port of varying number, and power splitter is controlled by frequency read/write, and whether the control signal that read write line transmits by control line is controlled this layer of power splitter and worked;
Described adaptation 4: comprise match circuit and conditioned circuit, match circuit is fixing capacitance-resistance value device, and conditioned circuit can be finely tuned circuit according to product actual application environment, prevents energy reflection, and the capacity usage ratio of antenna is provided; Adaptation is combined with radio-frequency antenna, receives the radio-frequency (RF) energy from frequency read/write, and is emitted to space by sky bundle of lines radio-frequency (RF) energy;
The intensive archive management device of RFID the utility model proposes, adopts infrared technique to combine with radio-frequency (RF) identification, realizes the accurate location of intensive document,
Described RFID label 5, built-in microcontroller chip, can store archive information, and has unduplicated unique identifier, can be identified by frequency read/write, for distinguishing different objects undetermined, and can this object undetermined of aid identification whether in can locating area.
Described radio-frequency antenna 6, be connected with frequency read/write, be used for the read-write to RFID label, preferably, in the utility model, radio-frequency antenna is one group between two, completes the identification to document shelf layer upper RFID label, in this process, two radio-frequency antennas are on the same group separately fixed at the both sides of rack layer, and emitting radio frequency signal in opposite directions, to realize the identification to RFID label between two radio-frequency antennas.
Described infrared sensor 7, is provided with some infrared sensors in every layer of document shelf base plate, and each infrared sensor has numbering, and filing container is corresponding one by one with infrared sensor, and infrared sensor is for detecting in real time filing container at frame whether state.
Described infrared processing unit 8: the infrared processing unit of every joint carries out real time polling, whether search infrared state changes, when inquiring infrared state change, infrared processing unit can feed back to host computer the more specific location information of infrared sensor in compact shelving.
Described host computer 9, comprises center processing software and database.Described center processing software, input message is the infrared signal information (particular location of infrared sensor: row, joint, layer) that infrared processing unit processes is crossed, output information is upwards user's visual interface and data, initiates RFID downwards and detects request; Described database, is storing the label information of filing container and file pouch, and file volume information and corresponding filing container information binding, is convenient to searching of archive information.
The utility model in use, coordinate file cabinet or the document shelf of sandwich construction to use: in every layer of document shelf, place several dividing plates, can place at most 16 dividing plates for every layer, wherein part dividing plate is embedded in radio-frequency antenna, between the dividing plate of adjacent embedding radio-frequency antenna, place two dividing plates that do not embed radio-frequency antenna, so just reduced the quantity of radio-frequency antenna, the dividing plate that embeds radio-frequency antenna can be realized the management to archives, the dividing plate that does not embed radio-frequency antenna play isolation adjacent between filing container and reduce the effect being coupled between antenna;
During use, between every two dividing plates of multilayer file cabinet or document shelf, can place two filing containers, in filing container, can place some file volumes, filing container and file volume all post RFID label, and filing container label arranges respectively different particular value (AFI value) from file volume label, for example, the AFI value of filing container is made as 11, and the AFI value of file pouch is made as 22.
Filing container and file volume are used identical radio-frequency antenna and frequency read/write, when needs detect filing container, upper computer selecting AFI value is 11, then to frequency read/write, send and detect instruction, radio-frequency antenna can detect all files box and be reported, in like manner, the file volume management that also can use the same method.
The label information of filing container and file pouch is stored in database, and file volume information and the binding of corresponding filing container information, is convenient to searching of archive information.When certain filing container being detected, host computer, by searching database, also can show file volume information corresponding in filing container, thereby realized simultaneously, filing container and file volume is managed.
Claims (6)
1. the intensive archive management device of RFID, comprise host computer, read-write cell and RFID label, wherein host computer is connected with read-write cell, read-write cell completes the detection to RFID label, it is characterized in that being provided with in read-write cell frequency read/write, Port Multiplier, power splitter, adaptation, radio-frequency antenna, wherein frequency read/write is respectively through control line, RF cable is connected with the corresponding interface of plural Port Multiplier, the output terminal of each Port Multiplier is connected with the radio-frequency (RF) signal input end mouth of plural power splitter respectively through more than two radio frequency line, frequency read/write is connected with the control signal input end of plural power splitter through control line, the output terminal more than two-way of power splitter is connected with plural adaptation respectively, the output terminal of each adaptation is connected respectively a radio-frequency antenna coil.
2. the intensive archive management device of a kind of RFID according to claim 1, it is characterized in that being also provided with plural infrared sensor, the infrared processing unit being connected with plural infrared sensor respectively, wherein infrared processing unit is connected with host computer, described infrared processing unit is provided with single-chip microcomputer, address encoding circuit, infrared signal receiving circuit, upload circuit, wherein single-chip microcomputer respectively with address encoding circuit, infrared signal receiving circuit, uploading circuit is connected, the input end of infrared signal receiving circuit is connected with plural infrared sensor, uploading circuit is connected with host computer.
3. the intensive archive management device of a kind of RFID according to claim 1, is characterized in that described Port Multiplier comprises power circuit, radio frequency input circuit, control switching circuit and rf output circuit.Described power circuit provides all parts needed power supply for self Port Multiplier, and external interface is provided, and is other Port Multipliers power supplies; Radio frequency input circuit, radiofrequency signal is from read write line, and comprises filtering and isolation circuit; Described control switching circuit, controls four road radio frequency output ports, the corresponding HF switch in each road, and control switching circuit, according to the instruction of host computer, determines to open which HF switch, thereby makes radiofrequency signal export other parts to; Described rf output circuit, controls break-make by HF switch, when having radiofrequency signal to pass through, can export power splitter to.
4. the intensive archive management device of a kind of RFID according to claim 1, is characterized in that described power splitter comprises power circuit, one-to-two power distributing circuit, control switching circuit and rf output circuit.Described power circuit, power supply, from read write line, through voltage conversion circuit, converts different voltage to, for power splitter all parts provides power supply; Described one-to-two power distributing circuit, by using different resistor-capacitor units, the power averaging of realizing input radio frequency signal distributes, and its output terminal connects rf output circuit; Described control switching circuit, control signal, from read write line, by controlling the HF switch corresponding to each road of radio frequency output port, determines radiofrequency signal from which two-way output terminal is transmitted; Described rf output circuit, is controlled by HF switch, determines whether to have radio frequency output, and its output terminal matching connection device, for each antenna provides radio-frequency (RF) energy.
5. the intensive archive management device of a kind of RFID according to claim 1, it is characterized in that each power splitter is preferably provided with 6 tunnel outputs, wherein every road output correspondence connects an adaptation, and the output terminal of six adaptations and six radio-frequency antennas connect one to one.
6. the intensive archive management device of a kind of RFID according to claim 1, it is characterized in that described radio-frequency antenna embeds in the vertical baffle of rack or article placing cabinet layer, every layer of vertical baffle that is at least provided with two embedding radio-frequency antenna coil of rack or article placing cabinet, and between the vertical baffle of adjacent embedding radio-frequency antenna coil, be provided with the common vertical clapboard that is not embedded with radio-frequency antenna coil.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320809396.5U CN203746093U (en) | 2013-12-11 | 2013-12-11 | RFID dense archive management device |
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| CN201320809396.5U CN203746093U (en) | 2013-12-11 | 2013-12-11 | RFID dense archive management device |
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| CN203746093U true CN203746093U (en) | 2014-07-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632178A (en) * | 2013-12-11 | 2014-03-12 | 威海北洋电气集团股份有限公司 | RFID dense archives management device and application method thereof |
| CN104504425A (en) * | 2014-12-30 | 2015-04-08 | 威海北洋电气集团股份有限公司 | Radio-frequency signal read-write switching circuit and radio-frequency reader-writer |
| CN106778418A (en) * | 2016-12-20 | 2017-05-31 | 威海北洋光电信息技术股份公司 | It is a kind of to realize the device and method that label efficiently reads |
| CN106874975A (en) * | 2017-03-07 | 2017-06-20 | 南京理工大学 | Intensive archive management system and method based on high frequency RFID technique |
-
2013
- 2013-12-11 CN CN201320809396.5U patent/CN203746093U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632178A (en) * | 2013-12-11 | 2014-03-12 | 威海北洋电气集团股份有限公司 | RFID dense archives management device and application method thereof |
| CN103632178B (en) * | 2013-12-11 | 2016-12-07 | 威海北洋电气集团股份有限公司 | RFID dense archive management device and using method thereof |
| CN104504425A (en) * | 2014-12-30 | 2015-04-08 | 威海北洋电气集团股份有限公司 | Radio-frequency signal read-write switching circuit and radio-frequency reader-writer |
| CN106778418A (en) * | 2016-12-20 | 2017-05-31 | 威海北洋光电信息技术股份公司 | It is a kind of to realize the device and method that label efficiently reads |
| CN106778418B (en) * | 2016-12-20 | 2019-10-25 | 威海北洋光电信息技术股份公司 | A kind of device and method realizing label and efficiently reading |
| CN106874975A (en) * | 2017-03-07 | 2017-06-20 | 南京理工大学 | Intensive archive management system and method based on high frequency RFID technique |
| CN106874975B (en) * | 2017-03-07 | 2024-03-22 | 南京理工大学 | Dense file management system and method based on high-frequency RFID technology |
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Granted publication date: 20140730 |