CN210428503U - RFID (radio frequency identification) checking system for outdoor assets - Google Patents
RFID (radio frequency identification) checking system for outdoor assets Download PDFInfo
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- CN210428503U CN210428503U CN201921764119.0U CN201921764119U CN210428503U CN 210428503 U CN210428503 U CN 210428503U CN 201921764119 U CN201921764119 U CN 201921764119U CN 210428503 U CN210428503 U CN 210428503U
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Abstract
The utility model discloses an RFID (radio frequency identification) checking system of outdoor assets, which is characterized in that an RFID label is arranged on outdoor asset equipment, and a wireless communication module remotely controls an RFID reader-writer to scan the RFID label, so that the outdoor asset equipment which is partially checked is efficiently checked in real time; and the lightning protection module is arranged to improve the safe and stable operation of the system in the outdoor environment. Specifically, the RFID checking system comprises an RFID label, an RFID antenna, a communication antenna, an RFID reader-writer, a communication module, a power supply module and a lightning protection module. The RFID tag, the RFID antenna, and the communication antenna are disposed on the outdoor asset device. The RFID antenna and the communication antenna are respectively connected with the corresponding RFID reader-writer and the corresponding communication module through the lightning protection module. The power supply module is connected with an external power supply through the lightning protection module.
Description
Technical Field
The utility model relates to a technical field that RFID checked, in particular to RFID system of checking of outdoor asset.
Background
The fixed assets are the prime power generated by the benefits of the enterprise, and the operation and management of the enterprise can be directly influenced by the quality of asset management. In the advertising industry, a billboard is a main outdoor advertising display device and is used for displaying outdoor advertisements, wherein power supply equipment of the billboard is one of equipment with the highest asset unit price, and is particularly important for safe use and asset management in the advertising industry during operation of the power supply equipment.
At present, a system for efficiently checking outdoor assets does not exist, most of the existing asset checking systems are manual checking or code scanning checking, the checking efficiency is low, and the error is large; and the power supply equipment of the billboard has high working voltage, is difficult to approach to check, and is easy to cause personal safety accidents if the operation is improper.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims at providing a RFID system of checing of outdoor asset aims at realizing the work of checing outdoor fixed asset safety, efficient.
In order to achieve the above object, the utility model provides an outdoor asset's RFID system of checing, it includes: the RFID system comprises an RFID tag, an RFID antenna, a communication antenna, an RFID reader-writer, a communication module, a power supply module and a lightning protection module;
the RFID tag, the RFID antenna and the communication antenna are arranged on outdoor asset equipment, and the RFID reader-writer, the communication module and the power supply module are arranged in the waterproof case;
the communication module is connected with an external server through a communication antenna, and the RFID reader-writer is wirelessly connected with the RFID tag through an RFID antenna; the power supply module is electrically connected with the RFID reader-writer and the communication module;
the RFID antenna and the communication antenna are respectively connected with the corresponding RFID reader-writer and the corresponding communication module through the lightning protection module;
the power supply module is connected with an external power supply through the lightning protection module.
Preferably, the lightning protection module is a voltage dependent resistor connected in parallel between a signal line and a ground line of the RFID reader/writer or the communication module.
Preferably, the lightning protection module is a voltage dependent resistor between the power lines of the parallel power supply modules.
Preferably, the lightning protection module is a discharge tube connected in parallel between a signal line and a ground line of the RFID reader-writer or the communication module.
Preferably, the lightning protection module is a discharge tube between power lines of the parallel power supply module.
Preferably, the communication module is a 4G DTU with the model number of USR-G780V 2, and the communication antenna is a 4G antenna.
Preferably, the RFID antenna is an RFID array antenna composed of a plurality of identical single RFID antennas. The technical scheme of the utility model is that the RFID label is arranged on the outdoor asset equipment, and the RFID reader-writer is remotely controlled by the wireless communication module to scan the RFID label, so that the outdoor asset equipment which is stored in a biased way is efficiently checked in real time without the need of staff to check on the spot, and the cost risk of checking is reduced; secondly, the lightning protection module is arranged at the power input end of the power supply module, the signal input end of the RFID reader-writer and the signal input end of the communication module, so that the damage to the functional module in the checking system caused by the excessive voltage introduced by the RFID antenna, the communication antenna and the external power supply in the outdoor unstable environment is prevented, and the normal and stable use of the checking system in the outdoor environment is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a system block diagram of an embodiment of an RFID inventory system for outdoor assets of the present invention;
FIG. 2 is a schematic diagram of an embodiment of a lightning protection module;
FIG. 3 is a schematic diagram of another embodiment of a lightning protection module;
the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The utility model provides a system is checked to RFID of outdoor asset.
Referring to fig. 1, fig. 1 is a system block diagram of an embodiment of an RFID inventory system for outdoor assets according to the present invention.
As shown in fig. 1, in the embodiment of the present invention, the RFID inventory system for outdoor assets includes: the RFID tag comprises an RFID tag 100, an RFID antenna 200, a communication antenna 300, an RFID reader-writer 400, a communication module 500, a power supply module 600 and a lightning protection module 700.
The RIFD tag 100 is attached to the power supply device 900 and other devices of the large outdoor billboard in a non-detachable or detachable and instantly destroyed manner, and the RFID antenna 200 and the communication antenna 300 are also attached to the power supply device 900.
The RFID reader-writer 400, the communication module 500 and the power supply module 600 are arranged in the waterproof case, the communication module 500 is wirelessly connected with an external server or an operation terminal through the communication antenna 300, the RFID reader-writer 400 is wirelessly connected with the RFID tag 100 through the RFID antenna 200, and the power supply module 600 is electrically connected with the RFID reader-writer 400 and the communication module 500.
The RFID antenna 200 and the communication antenna 300 are respectively connected to their corresponding RFID reader 400 and communication module 500 through the lightning protection module 700, and the power supply module 600 is also connected to the external power supply 800 through the lightning protection module 700.
Specifically, as shown in fig. 2, in the present embodiment, the lightning protection module 700 is a voltage dependent resistor 700a connected in parallel between the signal line and the ground line of the RFID reader 400 or the communication module 500, and similarly, a voltage dependent resistor 700a is connected in parallel between the power line incoming lines of the power supply module 600. When the voltage across the varistor 700a reaches the breakdown voltage, the resistance of the varistor 700a is rapidly reduced to achieve the purpose of overvoltage protection, thereby preventing the RFID antenna 200, the communication antenna 300, and the power supply 800 from introducing excessive voltage in an outdoor unstable environment.
During checking, a checking instruction is issued to the RFID reader 400 at the operation terminal or the server, the RFID reader 400 scans the RFID tags 100 attached to the power supply device 900 of the large outdoor billboard and other devices, collects RFID tag information of all devices, and synchronizes the RFID tag information acquired by the RFID reader 400 to the operation terminal or the remote server through the communication module 500 and the communication antenna 300, so as to grasp whether the asset object is still stored in real time.
The technical scheme of the utility model through set up RFID label 100 on outdoor asset equipment to wireless communication module remote control RFID read write line 400 scans RFID label 100, thereby realizes carrying out real-time efficient check to the outdoor asset equipment who keeps in the partial shipment, need not staff's arrival check, has reduced the cost risk of check. Secondly, by arranging the lightning protection module 700 at the power input end of the power supply module 600, the signal input end of the RFID reader-writer 400 and the signal input end of the communication module 500, it can be effectively prevented that the functional modules in the inventory system are damaged by excessive voltage introduced by the RFID antenna 200, the communication antenna 300 and the external power supply 800 in an outdoor unstable environment, thereby ensuring normal and stable use of the inventory system in the outdoor environment.
Preferably, in this embodiment, the communication module 500 is a 4G DTU with a model number of USR-G780V 2, and the communication antenna 300 is a 4G antenna used in cooperation with the 4G DTU, so as to ensure high-speed real-time transmission of RFID tag information
Preferably, the RFID antenna 200 is an RFID array antenna composed of a plurality of identical single RFID antennas, and has a large gain and concentrated radiation, thereby ensuring stable transmission of RIFD radio frequency signals.
As shown in fig. 3, in another embodiment of the present invention, the lightning protection module 700 may also adopt a discharge tube 700 b. Specifically, the discharge tube 700b is connected in parallel between a signal line and a ground line of the RFID reader 400 or the communication module 500, and between power line incoming lines of the power supply module 600.
In this embodiment, a ceramic gas discharge tube 700b is used, and the pulse breakdown voltage of the tube 700b is between several hundred volts and one thousand volts. Normally, the discharge tube 700b is in an open circuit state, and has a large resistance and a small capacitance. Once the pulse voltage between the signal line and the ground line or the power line incoming line reaches the breakdown voltage, gap discharge is caused, gas in the discharge tube 700b is ionized, the discharge tube 700b is electrified and is changed into an approximate short circuit from a broken circuit, so that surge current is introduced into the ground, and the functional modules in the system are protected from normal and safe operation.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (7)
1. An RFID inventory system for outdoor assets, comprising: the RFID system comprises an RFID tag, an RFID antenna, a communication antenna, an RFID reader-writer, a communication module, a power supply module and a lightning protection module;
the RFID tag, the RFID antenna and the communication antenna are arranged on outdoor asset equipment, and the RFID reader-writer, the communication module and the power supply module are arranged in the waterproof case;
the communication module is connected with an external server through a communication antenna, and the RFID reader-writer is wirelessly connected with the RFID tag through an RFID antenna; the power supply module is electrically connected with the RFID reader-writer and the communication module;
the RFID antenna and the communication antenna are respectively connected with the corresponding RFID reader-writer and the corresponding communication module through the lightning protection module;
the power supply module is connected with an external power supply through the lightning protection module.
2. The RFID inventory system for outdoor assets of claim 1, wherein the lightning protection module is a voltage dependent resistor connected in parallel between a signal line and a ground line of the RFID reader or communication module.
3. The RFID inventory system for outdoor assets of claim 1, wherein the lightning protection module is a varistor between power lines of the parallel power supply module.
4. The RFID inventory system for outdoor assets of claim 1, wherein the lightning protection module is a discharge tube connected in parallel between a signal line and a ground line of the RFID reader or communication module.
5. The RFID inventory system for outdoor assets of claim 1, wherein the lightning protection module is a discharge tube between the power lines of the parallel power modules.
6. The RFID inventory system for outdoor assets of claim 1 wherein the communication module is a 4G DTU model number USR-G780V 2 and the communication antenna is a 4G antenna.
7. The RFID inventory system for outdoor assets of any one of claims 1-6 wherein the RFID antenna is an RFID array antenna comprised of a plurality of identical single RFID antennas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764119.0U CN210428503U (en) | 2019-10-18 | 2019-10-18 | RFID (radio frequency identification) checking system for outdoor assets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764119.0U CN210428503U (en) | 2019-10-18 | 2019-10-18 | RFID (radio frequency identification) checking system for outdoor assets |
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| Publication Number | Publication Date |
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| CN210428503U true CN210428503U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921764119.0U Active CN210428503U (en) | 2019-10-18 | 2019-10-18 | RFID (radio frequency identification) checking system for outdoor assets |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113902065A (en) * | 2021-08-23 | 2022-01-07 | 太原市高远时代科技有限公司 | Outdoor case operation and maintenance system and method based on electronic tags |
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2019
- 2019-10-18 CN CN201921764119.0U patent/CN210428503U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113902065A (en) * | 2021-08-23 | 2022-01-07 | 太原市高远时代科技有限公司 | Outdoor case operation and maintenance system and method based on electronic tags |
| CN113902065B (en) * | 2021-08-23 | 2024-03-01 | 太原市高远时代科技有限公司 | Outdoor chassis operation and maintenance system and method based on electronic tag |
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