CN215005856U - Internet of things asset management system - Google Patents
Internet of things asset management system Download PDFInfo
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- CN215005856U CN215005856U CN202120365881.2U CN202120365881U CN215005856U CN 215005856 U CN215005856 U CN 215005856U CN 202120365881 U CN202120365881 U CN 202120365881U CN 215005856 U CN215005856 U CN 215005856U
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Abstract
The application provides an asset management system of the Internet of things, which comprises a plurality of scanning modules and a plurality of asset storage modules, wherein each scanning module supports the scanning of asset storage modules within a preset distance, each asset storage module is provided with a feedback port, and the feedback port supports the feedback of the received signal strength to the corresponding scanning module; the positioning module is respectively connected with the scanning module and supports the determination of the storage area of the assets according to the received signal strength, the preset reference signal strength and the preset environment attenuation factor; each feedback port is in one-to-one correspondence with the asset amount stored in the asset storage module. The position of each asset storage module can be determined through the received signal strength, the preset reference signal strength and the preset environment attenuation factor which are scanned by the scanning module. In addition, by the corresponding relation between the feedback port and the amount of each asset, the state of the assets can be checked on the premise of realizing asset positioning, so that the asset supervision efficiency is improved.
Description
Technical Field
The application relates to the technical field of Internet of things, in particular to an Internet of things asset management system.
Background
With the rapid development of indoor positioning technology, technologies based on bluetooth signal strength, bluetooth arrival angle, UWB (Ultra Wide Band, Ultra Wide Band wireless carrier communication technology; hereinafter referred to as UWB) and the like have also been widely used in many industries. In the aspect of asset management, the position tracking of asset equipment by binding the asset equipment and the positioning tag is also started to be widely applied to some large-scale enterprises.
In the prior art, reference 1(CN201810924975.1) discloses an asset positioning system and an asset positioning method based on the asset positioning system, in which a positioning server performs coarse positioning on an asset according to a received coarse positioning precision signal sent by a coarse positioning device, and determines a coarse positioning range, so as to ensure privacy of a user of the asset while implementing asset positioning, and only when the user needs to accurately position the asset, the asset is accurately positioned through a wireless radio frequency signal sent by a wireless radio frequency tag, so that on the basis of ensuring the privacy of the user, accurate asset positioning during asset searching is ensured. However, this method has the following disadvantages:
(1) the comparison file 1 can only locate the position of the asset and cannot count the state of the asset;
(2) the comparison document 1 does not consider that the background data processing performance pressure is higher even if the process of coarse positioning and accurate positioning is carried out through the storage area corresponding to the asset tag on the premise that a large number of scanners and a large number of asset tags exist;
(3) the comparison document 1 does not consider that prompt and alarm cannot be performed if unexpected movement occurs in the placement area of the asset after the asset is located.
SUMMERY OF THE UTILITY MODEL
The utility model provides a defect that can't fix a position the storage area of asset among the prior art, has proposed a thing networking asset management system, not only can fix a position the storage area of asset, can also carry out the preliminary treatment to data under the prerequisite of deploying a large amount of scanning modules and asset storage module, reduces backstage data processing performance pressure, has improved data processing efficiency.
The application provides an asset management system of the Internet of things,
the system comprises a plurality of scanning modules and a plurality of asset storage modules, wherein each scanning module supports the scanning of the asset storage modules within a preset distance, each asset storage module is provided with a feedback port, and the feedback ports support the feedback of the received signal strength to the corresponding scanning modules;
the positioning module is respectively connected with the scanning module and supports the determination of the storage area of the assets according to the received signal strength, the preset reference signal strength and the preset environment attenuation factor;
each feedback port is in one-to-one correspondence with the asset amount stored in the asset storage module.
The storage area of each asset can be positioned through the received signal strength, the preset reference signal strength and the preset environment attenuation factor which are scanned by the scanning module. In addition, through the corresponding relation between the feedback port and the amount of each asset, not only can the storage area of each asset be known, but also the state of the asset can be checked, so that the asset supervision efficiency is improved.
Preferably, the asset management system of the internet of things further comprises a storage module, wherein the storage module is connected with each scanning module and supports storage of corresponding relations among each feedback port, the received signal strength received by the scanning module and the scanning module.
The storage module stores the corresponding relation, so that the number of scanning modules which can be scanned by each asset storage module can be clearly known, and a foundation is laid for data processing of the following preprocessing server.
Preferably, the asset management system of the internet of things further comprises a preprocessing server, the preprocessing server comprises a data filtering unit and a sorting unit,
the storage module, the data filtering unit and the arranging unit are sequentially connected, and the arranging unit is further connected with the positioning module.
As described above, since each feedback port can be scanned by multiple scanning modules at the same time, if the system directly processes the data stored in the storage module, it inevitably leads to the pressure of background data processing performance. By arranging the data filtering unit, the corresponding relation can be controlled within the preset quantity, so that the data processing quantity of the preprocessing server is reduced, and the data processing efficiency is improved. In addition, the sorting module can be used for sorting the corresponding relation after the control and sending the corresponding relation after the control to the positioning module so as to further improve the data processing efficiency.
Preferably, the asset management system of the internet of things further comprises a safe region judgment module, and the safe region judgment module is connected with the positioning module. Through the safety region judging module, the asset storage region positioned by the positioning module can be judged, and the defect that the asset storage region is unsafe due to unexpected movement of the asset is avoided.
Preferably, the asset management system of the internet of things further comprises a monitoring terminal, the monitoring terminal comprises a display unit and an alarm unit, the display unit is connected with the positioning module, and the alarm unit is connected with the safe region judgment module. Through the connection relation, the display unit can be used for displaying the storage area of the assets, and the alarm unit can send out alarm notification in time when the assets are in the non-safety area, so that the asset monitoring efficiency is improved.
Preferably, the internet of things asset management system of the present application, the scanning module includes one or more of an RFID ultra-high frequency scanner, a bluetooth scanner, and a WIFI scanner, and the feedback port includes one or more of an RFID port, a BLE port, and a WIFI port.
Drawings
Fig. 1 is a schematic connection structure diagram of an embodiment 1 of an asset management system of the internet of things according to the present application;
fig. 2 is a schematic connection structure diagram of embodiment 2 of an asset management system of the internet of things according to the present application;
fig. 3 is a schematic connection structure diagram of embodiment 3 of an asset management system of the internet of things according to the present application;
reference numerals
1 asset storage module
2 scanning module
3 positioning module
4 storage module
5 preprocessing server
51 data filtering unit
52 finishing unit
6 safety region judging module
7 monitoring terminal
71 display unit
72 alarm unit
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples.
Example 1
Fig. 1 is a schematic diagram of a connection structure of an asset management system of the internet of things according to the embodiment, as shown in fig. 1, the connection structure includes a plurality of scanning modules 2 and a plurality of asset storage modules 1, each scanning module 2 supports scanning of an asset storage module 1 within a preset distance, each asset storage module 1 is provided with a feedback port, and the feedback port supports feedback of received signal strength to a corresponding scanning module;
the positioning module 3 is respectively connected with the scanning module 2 and supports the determination of the storage area of the assets according to the received signal strength, the preset reference signal strength and the preset environment attenuation factor;
wherein, each feedback port is also in one-to-one correspondence with the amount of the assets stored in the asset storage module 1.
In this embodiment, each asset storage area stored in each asset storage module 1 can be determined by the received signal strength scanned by the scanning module 2, the preset reference signal strength and the preset environment attenuation factor. In addition, by the corresponding relation between the feedback port and the amount of each asset, the state of the assets can be checked on the premise of realizing asset positioning, so that the asset supervision efficiency is improved.
In one embodiment, the relative distance between asset storage module 1 and scanning module 2 may be determined according to equation (one):
in the formula (one), RSSI represents the received signal strength, a represents the predetermined reference signal strength, and n represents the predetermined environment attenuation factor.
In a specific embodiment, the scanning Module 2 includes one or more of an RFID (Radio Frequency Identification, Radio Frequency Identification technology, hereinafter referred to as RFID) ultrahigh Frequency scanner, a Bluetooth scanner, and a WIFI scanner, and the feedback port includes one or more of an RFID port, a BLE Low Energy Module, and a WIFI (wireless fidelity) port.
It should be noted that, there are differences in the distances of the feedback ports that the RFID uhf scanner, the bluetooth scanner, and the WIFI scanner can scan.
Generally speaking, the RFID port that RFID hyperfrequency scanner can scan can reach 10 meters far away, and the BLE port distance that bluetooth scanner can scan is about ten meters, and the WIFI port that WIFI scanner can scan is about several hundred meters generally.
In one embodiment, if the predetermined reference signal strength is 60dBm and the predetermined environmental attenuation factor is 3.3, according to equation (one), when the received signal strength is-80 dBm, the relative distance between the RFID port and the RFID uhf scanner can be determined to be 4.03 meters.
Example 2
On the basis of embodiment 1, as shown in fig. 2, the asset management system of the internet of things of this embodiment further includes a storage module, where the storage module 4 is connected to each scanning module 2, and supports storage of a corresponding relationship between each feedback port, received signal strength scanned by the scanning module 2, and the scanning module 2.
The storage module 4 stores the corresponding relation, so that the number of the scanning modules 2 scanned by each feedback port can be clearly known, and a foundation is laid for data processing of the preprocessing server (5) below.
In a specific embodiment, the asset management system of the internet of things of the embodiment further includes a preprocessing server 5, the preprocessing server 5 includes a data filtering unit 51 and a sorting unit 52,
the storage module 4, the data filtering unit 51 and the sorting unit 52 are connected in sequence, and the sorting unit 52 is also connected with the positioning module 3.
As described above, since each feedback port can be scanned by multiple scanning modules at the same time, if the system directly processes the data stored in the storage module 4, it inevitably leads to the pressure of background data processing performance. In this embodiment, the data filtering unit 51 is arranged to control the correspondence relationship within a preset amount, so as to reduce the data processing amount of the preprocessing server 5 and improve the data processing efficiency. In addition, the sorting unit 52 may be configured to sort the corresponding relationship after the control, and send the corresponding relationship after the control to the positioning module 3, so as to further improve the data processing efficiency.
In one embodiment, the above process is illustrated below in table 1 as an example:
TABLE 1
As shown in table 1, the RFID ports may be scanned by a plurality of RFID uhf scanners, when 361 is scanned by 5 RFID uhf scanners, in order to reduce the data processing amount of the preprocessing server 5, that is, the RFID uhf scanner with a received signal strength of-85 dBm in the RFID ports 361 may be filtered by the data filtering unit 51, and then the asset storage area of the RFID ports 361 is determined according to a three-point location algorithm.
Similarly, the RFID port 362 may also be filtered by the data filtering unit 51, and the asset storage area of the RFID port 362 is determined according to a three-point positioning algorithm.
In practical applications, of course, there may be RFID ports that are only scanned by one or two RFID uhf scanners, in which case,
(1) if the data are obtained by scanning only one RFID ultrahigh frequency scanner, determining the range of the asset storage module 1 corresponding to the RFID port according to the intensity of the received signal;
(2) and if the data are obtained by scanning the two RFID ultrahigh frequency scanners, taking the RFID ultrahigh frequency scanner with stronger received signal strength as the optimal RFID ultrahigh frequency scanner, and determining the range of the asset storage module 1 according to the received signal strength received by the optimal RFID ultrahigh frequency scanner.
In addition, in practical applications, the frequency of the scanning module 2 is relatively fast, for example, once every 5 seconds is swept and reported, and once every minute the data filtering unit 51 processes, so that the same port may be swept 12 times in the processing period of the data filtering unit 51, and at this time, the data filtering unit 51 only needs to select the best signal.
Example 3
On the basis of the embodiment 2, as shown in fig. 3, the asset management system of the internet of things of the embodiment further includes a secure area determining module 6, and the secure area determining module 6 is connected to the positioning module 3. Through the safety zone judging module 6, the asset storage zone positioned by the positioning module 3 can be judged, and the defect that the asset storage zone is unsafe due to unexpected movement of the asset is avoided.
In a specific embodiment, the asset management system of the internet of things further includes a monitoring terminal 7, the monitoring terminal 7 includes a display unit 71 and an alarm unit, the display unit 71 is connected to the positioning module 3, and the alarm unit 72 is connected to the safety zone determining module 6. Through the connection relation, the display unit 71 can be used for displaying the storage area of the assets, and the alarm unit 72 can send out alarm notification in time when the assets are in an unsafe area, so that the monitoring efficiency of the assets is improved.
Claims (6)
1. An asset management system of the Internet of things is characterized in that,
the system comprises a plurality of scanning modules (2) and a plurality of asset storage modules (1), wherein each scanning module (2) supports the scanning of the asset storage modules (1) within a preset distance, each asset storage module (1) is provided with a feedback port, and the feedback ports support the feedback of the received signal strength to the corresponding scanning modules (2);
the positioning module (3) is respectively connected with the scanning module (2) and supports the determination of the storage area of the assets according to the received signal strength, the preset reference signal strength and the preset environmental attenuation factor;
each feedback port is in one-to-one correspondence with the asset amount stored in the asset storage module (1).
2. The asset management system of the internet of things of claim 1, characterized by further comprising a storage module (4), wherein the storage module (4) is connected with each scanning module (2) and supports storage of the corresponding relationship among each feedback port, the received signal strength received by the scanning module (2), and the scanning module (2).
3. The asset management system of the Internet of things of claim 2, further comprising a preprocessing server (5), wherein the preprocessing server (5) comprises a data filtering unit (51) and a sorting unit (52),
the storage module (4), the data filtering unit (51) and the sorting unit (52) are sequentially connected, and the sorting unit (52) is further connected with the positioning module (3).
4. The asset management system of the internet of things according to claim 1, further comprising a safety zone judgment module (6), wherein the safety zone judgment module (6) is connected with the positioning module (3).
5. The asset management system of the internet of things according to claim 4, further comprising a monitoring terminal (7), wherein the monitoring terminal (7) comprises a display unit and an alarm unit (72), the display unit is connected with the positioning module (3), and the alarm unit (72) is connected with the safety zone judgment module (6).
6. The asset management system of the Internet of things according to any one of claims 1-5, wherein the scanning module (2) comprises one or more of an RFID ultrahigh frequency scanner, a Bluetooth scanner and a WIFI scanner, and the feedback port comprises one or more of an RFID port, a BLE port and a WIFI port.
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| CN202120365881.2U CN215005856U (en) | 2021-02-08 | 2021-02-08 | Internet of things asset management system |
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| CN202120365881.2U CN215005856U (en) | 2021-02-08 | 2021-02-08 | Internet of things asset management system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115936591A (en) * | 2023-02-28 | 2023-04-07 | 深圳开鸿数字产业发展有限公司 | Asset management method and device based on end-side computing, computer equipment and medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115936591A (en) * | 2023-02-28 | 2023-04-07 | 深圳开鸿数字产业发展有限公司 | Asset management method and device based on end-side computing, computer equipment and medium |
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