CN212647477U

CN212647477U - Warehouse article access data acquisition system based on RFID

Info

Publication number: CN212647477U
Application number: CN202021438672.8U
Authority: CN
Inventors: 张静; 焦守振; 刘彬
Original assignee: Shandong Hiultra Smart Technology Co ltd
Current assignee: Shandong Hiultra Smart Technology Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-02
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to a radio frequency identification technology field discloses a warehouse article discrepancy data acquisition system based on RFID, include: the RFID system comprises an RFID antenna, an RFID read-write device, a camera device and a control device; the RFID antenna comprises a first RFID antenna and a second RFID antenna which are respectively arranged at a first end and a second end of the warehouse access passage, the first RFID antenna and the second RFID antenna are both connected with the RFID read-write device, and the RFID read-write device and the camera devices arranged at the two ends of the warehouse access passage are both connected with the control device; after the first RFID antenna and the second RFID antenna are triggered by the article with the RFID label, the radio frequency signals are sequentially sent to the RFID reader-writer, and meanwhile, the camera device starts shooting. The efficiency of data acquisition of the warehouse-out or warehouse-in of the article is improved.

Description

Warehouse article access data acquisition system based on RFID

Technical Field

The utility model relates to a radio frequency identification technology field especially relates to a warehouse article discrepancy data acquisition system based on RFID.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The Radio Frequency Identification (RFID) technology can identify a specific target and read and write related data through radio signals, and can automatically acquire data in each link of goods arrival, delivery, warehousing, inventory and the like in the fields of warehouse inventory management, logistics management and the like; however, the inventor believes that, although the RFID tag can be used for scanning the article passing through the warehouse passage, it is impossible to determine whether the article enters the passage or exits the passage, that is, the information of the article leaving or entering the warehouse cannot be respectively collected, and the direction of the article entering or leaving the warehouse cannot be determined; and the warehouse entry and the warehouse exit are frequently carried out in the daily article management process, the manual statistics of the warehouse entry and the warehouse exit data is heavy, the accuracy is low, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a warehouse article discrepancy data acquisition system based on RFID, set up the RFID label respectively through the both ends at warehouse access way, article with the RFID label are in proper order when passing through warehouse access way's both ends, can trigger the RFID label of two positions in proper order, then according to the front and back of trigger time, send radio frequency signal to the RFID read write line in proper order, thereby gather article at current direction of motion's two sets of ex-warehouse or warehouse entry data, carry out the image acquisition of ex-warehouse and warehouse entry through camera device simultaneously, the improvement is to article ex-warehouse or warehouse entry data acquisition's efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a warehouse article discrepancy data acquisition system based on RFID, include: the RFID system comprises an RFID antenna, an RFID read-write device, a camera device and a control device;

the RFID antenna comprises a first RFID antenna and a second RFID antenna which are respectively arranged at a first end and a second end of the warehouse access passage, the first RFID antenna and the second RFID antenna are both connected with the RFID read-write device, and the RFID read-write device and the camera devices arranged at the two ends of the warehouse access passage are both connected with the control device;

after the first RFID antenna and the second RFID antenna are triggered by the article with the RFID label, the radio frequency signals are sequentially sent to the RFID read-write device, and meanwhile, the camera device starts shooting.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses set up the RFID label respectively at warehouse access passage's both ends, article that have the RFID label are in proper order when passing through warehouse access passage's both ends, can trigger the RFID label of two positions in proper order, then according to the front and back of trigger time, send radio frequency signal to the RFID read write line in proper order, not only can improve article and go out the warehouse or put in storage data acquisition's efficiency, avoid artifical statistics, can also be according to warehouse access passage both ends RFID label's triggering sequence, obtain article and belong to the information of leaving warehouse or putting in warehouse, improve the judgement ability to article and go out the warehouse entry.

The utility model discloses a RFID read write line combines together with camera device, when article that have the RFID label go out the warehouse or put in storage, starts camera device simultaneously and goes out the warehouse and the image acquisition who puts in storage, realizes going out the perfection of warehouse entry information to article.

The utility model discloses introduce equipment such as RFID electronic tags and mobile handheld terminal to the data acquisition system that warehouse article were put in and out the warehouse entry, improve the information-based and intelligent level of warehouse management, the simplicity of operation has reduced administrative cost and human cost.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

Fig. 1 is a schematic structural diagram of a warehouse article in-and-out data acquisition system based on RFID according to embodiment 1 of the present invention;

the RFID antenna comprises a first RFID antenna and a second RFID antenna, wherein 1 is the first RFID antenna; 2. a second RFID antenna; 3. an RFID read-write device; 4. a camera device; 5. and a control device.

The specific implementation mode is as follows:

the present invention will be further explained with reference to the accompanying drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and it should be understood that the terms "comprises" and "comprising", and any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.

Example 1

As shown in fig. 1, the present embodiment provides an RFID-based warehouse item access data collection system, including: the RFID system comprises an RFID antenna, an RFID read-write device, a camera device and a control device;

the RFID antenna comprises a first RFID antenna 1 and a second RFID antenna 2 which are respectively arranged at a first end and a second end of the warehouse access passage, the first RFID antenna 1 and the second RFID antenna 2 are both connected with an RFID read-write device 3, and the RFID read-write device 3 and a camera device 4 arranged at two ends of the warehouse access passage are both connected with a control device 5;

after the first RFID antenna 1 and the second RFID antenna 2 are triggered by the article with the RFID label, the radio frequency signals are sequentially sent to the RFID read-write device 3, and meanwhile, the camera device 4 starts shooting.

In the embodiment, the RFID tag is arranged on the warehouse article and can be fixed in a sticking, hanging, embedding or binding mode, and the matched tag and the adaptive fixing mode can be selected according to the type and the property of the stored material;

preferably, the RFID tag is one or a combination of a metal-resistant RFID tag, a cloth RFID tag, a glass RFID tag, a ceramic RFID tag, a paper-pasted RFID tag, a plastic-packaged RFID tag and a liquid-resistant RFID tag, and the matched tag can be selected according to the type and the property of stored materials;

preferably, each RFID tag stores basic information of warehouse items to be monitored, where the basic information includes warehouse item numbers, names, specifications/models, storage areas, and the like; it will be appreciated that the information stored within the RFID tag may be custom modified depending on the actual warehouse type or type of stored item.

In the embodiment, according to the passage of the articles entering and exiting the warehouse, RFID antennas are respectively arranged at the inner side and the outer side of the passage for radiating radio frequency signals and receiving the label information returned by the RFID labels,

preferably, the tag information further includes an RFID tag identification number, an antenna number, and signal strength of a radio frequency signal received by the RFID tag;

when an article with the RFID label is close to the RFID antenna, the RFID label is located in a radio frequency signal range radiated by the RFID antenna and can receive radio frequency signals sent by the RFID antenna, then the RFID label sends label information of the RFID label to the RFID antenna in a radio frequency signal mode, and after the RFID antenna is triggered, the radio frequency signals containing the label information are sent to the RFID read-write device.

In this embodiment, since the inside and the outside of the entrance/exit passage of the warehouse are both provided with the RFID antennas, the information of the articles leaving and entering the warehouse can be respectively received through the sequence triggered by the tags by the RFID antennas, specifically:

when the article is put in storage, namely the moving path of the article is from the outer side to the inner side of the access passage, when the article with the RFID label moves to the outer side, the article is positioned in the radio frequency signal range radiated by the RFID antenna at the outer side, the article can receive the radio frequency signal sent by the RFID antenna at the outer side, the RFID label information is sent to the RFID antenna at the outer side in the form of the radio frequency signal, the RFID antenna at the outer side is triggered, and then the radio frequency signal containing the RFID label information is sent to the RFID read-write device;

when the article moves to the inner side, the article is positioned in the radio frequency signal range radiated by the RFID antenna at the inner side, and the RFID antenna at the inner side is triggered to send the radio frequency signal containing the RFID label information to the RFID read-write device similarly to the above;

the RFID read-write device sends the information to the storage device through signal connection, and the article is put in storage and the storage information is stored as the article passes through the RFID antenna at the outer side and then passes through the RFID antenna at the inner side.

When the articles are delivered from the warehouse, namely the moving path of the articles is from the inner side to the outer side of the access passage, firstly, the articles with the RFID labels are moved to the inner side and are positioned in the radio frequency signal range radiated by the RFID antenna at the inner side, the RFID label information is sent to the RFID antenna at the inner side in the form of radio frequency signals, the RFID antenna at the inner side is triggered, and the radio frequency signals containing the RFID label information are sent to the RFID read-write device;

secondly, the article moves to the inner side and is positioned in the radio frequency signal range radiated by the RFID antenna at the outer side, and the RFID antenna at the outer side is triggered to send the radio frequency signal containing the RFID label information to the RFID read-write device similarly to the above;

the RFID read-write device sends the information to the storage device through signal connection, and the article is taken out of the warehouse and the information is stored as the article passes through the RFID antenna at the inner side and then passes through the RFID antenna at the outer side.

As can be understood, the time for the RFID reading and writing device to receive the radio frequency signal of the first RFID antenna is earlier than the time for the radio frequency signal of the second RFID antenna, and the article with the RFID tag is put in storage, or else, the article is taken out of storage;

it can be understood that, when the RFID reader only receives a radio frequency signal transmitted by one RFID antenna, the piece of information is regarded as error information, and the information is automatically filtered.

In this embodiment, the RFID reader is a handheld reader matched with the RFID tag, and is configured to send a radio frequency signal with a specific frequency and receive RFID tag information sent by the RFID antenna.

In this embodiment, the warehouse access passage may be an access passage similar to a security inspection passage, and RFID antennas are respectively disposed at two ends of the access passage, or disposed at two sides of a warehouse door.

In the embodiment, cameras are arranged on the inner side and the outer side of the access passage to realize real-time photographing while articles are delivered or stored in a warehouse, and the RFID read-write device is combined with the cameras to collect detailed information such as article access records and pictures;

when the position information of the article changes, the camera equipment is linked to shoot and store the article, and the change condition of the position of the article can be inquired in the inquiry of the access record of the article.

The RFID read-write device and the camera device are in signal connection with the controller, the controller controls the start of the camera device, the RFID read-write device receives the radio-frequency signals sent by the RFID antenna, then the controller is triggered to send a start instruction to the camera device, and the camera device takes pictures of the articles.

In this embodiment, the system further comprises a memory, the RFID read-write device and the camera device are in signal connection with the memory, the RFID read-write device sends the RFID tag information to the memory for storage, and the camera device sends the acquired images of the articles entering and exiting the warehouse to the memory for storage.

In the embodiment, the system also comprises a server, wherein the controller is in signal connection with the server through a communication device, such as a memory;

preferably, the communication device can adopt a wireless network communication device, the flexibility of building a transmission network is good, or a wired network is adopted for data transmission, and the stability is good.

The embodiment adopts the RFID technology, uses the RFID label to carry out identity identification and data acquisition on the object, organically fuses the sensor network and the information network, realizes the unified management of the data information of the goods in and out of the warehouse in the server, realizes the automatic management of the goods in and out of the warehouse,

in this embodiment, the server may use Microsoft Windows service, the RFID tag and the article are bound as an RFID identification basis, and data acquisition is performed in a WIN service manner, where the acquisition service may be automatically started when the computer is started, may be suspended and restarted, and does not display any user interface, thereby reducing the problem of inaccurate data acquisition caused by manual operation, and does not affect other user nodes.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims

1. An RFID-based warehouse item access data collection system, comprising: the RFID system comprises an RFID antenna, an RFID read-write device, a camera device and a control device;

2. The RFID-based warehouse item in-and-out data collection system of claim 1, wherein the RFID reader/writer device receives the rf signals transmitted by the first RFID antenna and the second RFID antenna, and triggers the control device to transmit a start command, so that the camera device collects an item image with an RFID tag.

3. The RFID-based warehouse item in-and-out data collection system of claim 1, wherein the first end and the second end of the warehouse access way are the inside and the outside of the warehouse access way, respectively, when an item with an RFID tag travels to the outside, the item with the RFID tag is within a radio frequency signal range radiated by the first RFID antenna, the RFID tag information is transmitted to the first RFID antenna in the form of a radio frequency signal, and the first RFID antenna is triggered to transmit the radio frequency signal containing the RFID tag information to the RFID reader/writer.

4. The RFID-based warehouse item in-and-out data collection system of claim 3, wherein when the item with the RFID tag travels to the inside, the item is within the range of the RF signal radiated by the second RFID antenna, and the RFID tag information is transmitted to the second RFID antenna in the form of RF signal, and the second RFID antenna is triggered to transmit the RF signal containing the RFID tag information to the RFID reader/writer.

5. The RFID-based warehouse item access data collection system of claim 3, wherein the RFID tag information comprises an RFID tag identification number, an antenna number, and warehouse item information.

6. The RFID-based warehouse item in-and-out data collection system of claim 1, wherein the time when the RFID reader receives the first RFID antenna rf signal is earlier than the time when the second RFID antenna rf signal, and the item with the RFID tag is warehouse-in, otherwise, warehouse-out.

7. The RFID-based warehouse item in-and-out data collection system of claim 1, wherein the RFID tag is one or more of a metal resistant RFID tag, a cloth RFID tag, a glass RFID tag, a ceramic RFID tag, a paper RFID tag, and a plastic encapsulated RFID tag, a liquid resistant RFID tag.

8. The RFID-based warehouse item access data collection system of claim 1, wherein the RFID tag is affixed to the item by means of gluing, hanging, embedding, or taping.

9. The RFID-based warehouse item in-and-out data collection system of claim 1, further comprising a storage device, wherein the RFID reader and the camera are both connected to the storage device.

10. The RFID-based warehouse item in-out data collection system of claim 9, wherein the control device and the storage device are connected to the server through a communication device, the communication device comprising a wireless network communication device or a wired network communication device.