CN210444489U - Indoor equipment positioning and management system - Google Patents
Indoor equipment positioning and management system Download PDFInfo
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- CN210444489U CN210444489U CN201921277654.3U CN201921277654U CN210444489U CN 210444489 U CN210444489 U CN 210444489U CN 201921277654 U CN201921277654 U CN 201921277654U CN 210444489 U CN210444489 U CN 210444489U
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Abstract
The utility model provides an indoor equipment positioning and management system, which comprises a plurality of Bluetooth labels, a plurality of base stations, a central console and a server, wherein each Bluetooth label is respectively placed on one equipment, at least three base stations are arranged on each floor, the base stations are respectively arranged at different positions, and any three base stations are not collinear, each base station is connected with all Bluetooth tags in the Bluetooth signal coverage area of the base station in a Bluetooth mode, the central control station is connected with all the base stations in a communication mode, the server is connected with the central control station in a communication mode, the server stores the equipment numbers of all the Bluetooth tags and the equipment corresponding to each Bluetooth tag, after the system of the utility model is used, the position of each equipment can be conveniently known, the assets needing to be managed do not need to spend a large amount of manpower for checking, all equipment asset conditions can be mastered only through the server, and the assets are conveniently counted and managed.
Description
Technical Field
The utility model belongs to the technical field of the location, concretely relates to indoor equipment location and management system.
Background
At present, management is difficult due to various effective assets in various companies, and annual end inventory needs to consume a large amount of manpower and material resources but still cannot achieve the desired statistical effect. Many devices need to spend a lot of time searching but not finding in daily use, and have the problems that valuable articles are stolen and not known by self, so that the best time for finding back is missed, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve above-mentioned problem and go on, aim at provides one kind and can know the position of each equipment, and the convenience is made statistics of the assets that need the management and is managed indoor equipment location and management system.
The utility model provides an indoor equipment location and management system, a serial communication port, include: the Bluetooth tags are respectively placed on one piece of equipment and each Bluetooth tag comprises a first Bluetooth module and a first power supply for supplying power to the first Bluetooth module;
at least three base stations are arranged on each floor, the base stations on each floor are respectively arranged at different positions, and any three base stations are not collinear; each base station comprises a first communication unit, a first micro control unit connected with the first communication unit, a setting module connected with the first micro control unit and used for setting base station position parameters, and a second power supply; the second power supply is used for supplying power to the first communication unit, the first micro control unit and the setting module; the first communication unit at least comprises a second Bluetooth module;
the central console is in communication connection with all the base stations, and comprises: the first communication unit is connected with a first micro control unit which is connected with a second communication unit in a communication mode;
the server is in communication connection with the second communication unit and stores the equipment numbers of all the Bluetooth tags and the equipment names of the equipment corresponding to each Bluetooth tag;
wherein, each Bluetooth label is connected with at least three base stations, the base stations are set with position parameters of the base stations through the setting module after being placed, the server sends signals for scanning the Bluetooth labels at regular time to the central control station, the second micro control unit sends signals for scanning the Bluetooth labels at regular time to all the base stations through the second communication unit, each first micro control unit controls the second Bluetooth module to scan the first Bluetooth module at regular time, and sends the device number of each Bluetooth label connected with the second micro control unit, the intensity of the Bluetooth signals and the position parameters of the base stations to the central control station, the central control station selects three or four base stations with strongest connection of the Bluetooth signals in the base stations connected with each Bluetooth label according to the data sent by each base station, and respectively calculates the position information of each Bluetooth label according to the Bluetooth triangle positioning principle or the four-point positioning principle, then the device number of the bluetooth tag and the calculated position information of the bluetooth tag are transmitted to the server through the second communication unit,
and the server matches the received equipment number and the position information of the Bluetooth label with the stored equipment number of the Bluetooth label, stores or updates the position information of the Bluetooth label, and draws an equipment position plan according to the stored or updated position information of the Bluetooth label and the equipment name of the equipment corresponding to each Bluetooth label.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the indoor equipment positioning and management system further comprises: and the at least one computer is connected with the server and used for inquiring the position information of the equipment stored in the server.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the first Bluetooth module is a slave, and the second Bluetooth module is a master.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: wherein the second communication unit comprises: the third Bluetooth module is in Bluetooth connection with all the second Bluetooth modules, and the second communication module is in communication connection with the server, and the third Bluetooth module and the second communication module are connected with the second micro control unit.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the second communication module is a network card, and the center console is connected with the server through a network cable.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the first communication unit further comprises a first communication module, the first communication module is connected with the first micro control unit, and the first communication module is in communication connection with the second communication unit.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the first communication module is a WiFi module, the second communication unit is a WiFi module, the base station is in WiFi connection with the center console, and the center console is in WiFi connection with the server.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the indoor equipment positioning and management system further comprises a warning module, the warning module is connected with the server, the server sends a signal for scanning the Bluetooth label at regular time, the base station scans the position information of the server at regular time after the first Bluetooth module, if the Bluetooth label without updated position information exists in the Bluetooth label stored in the server, the server controls the warning module to send warning information.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: wherein, the bluetooth tag further includes: the third micro control unit is connected with the first Bluetooth module, the prompt module is connected with the third micro control unit, and the first power supply supplies power to the third micro control unit and the prompt module.
Further, in the utility model provides an indoor unit location and management system, can also have such characteristic: the prompting module is one or more of a buzzer, an LED lamp and a vibrator.
The utility model has the advantages as follows:
according to the indoor equipment positioning and management system of the utility model, each equipment which needs to be positioned and managed is provided with a Bluetooth label, at least three base stations which are not collinear are arranged at different places of each floor, the position parameters of the base stations are set, three or four base stations which have the strongest connection of the Bluetooth signal in the base stations connected with each Bluetooth label are selected according to the intensity of the Bluetooth signal between the base stations and the Bluetooth label, the position information of each Bluetooth label is calculated respectively according to the triangle positioning principle or the four-point positioning principle, and the result is uploaded to the server, so the specific position of each equipment can be clearly seen from the server, after the system of the utility model is used, the equipment which needs to be managed does not need to spend a large amount of manpower to check, all equipment conditions can be mastered only through the server, the indoor equipment positioning and management system of the utility model can know the position of each equipment, the assets are convenient to count and manage.
Drawings
Fig. 1 is a block diagram of a simple structure of the indoor equipment positioning and management system of the present invention;
fig. 2 is a schematic structural diagram of a bluetooth tag in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a base station according to an embodiment of the present invention;
fig. 4 is a schematic diagram of the principle of calculating the position information of the bluetooth tag according to the triangulation principle in an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a center console according to an embodiment of the present invention.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and efficiency are easily understood and known, following embodiment combines the attached drawing to be right the utility model discloses an indoor equipment location and management system does specifically expound.
As shown in fig. 1, the indoor device positioning and managing system includes: a plurality of bluetooth tags 10 (bluetooth tag 1, bluetooth tag 2, bluetooth tag 3 …), a plurality of base stations 20 (base station a, base station B, base station C …), a console 30, and a server 40.
The number of the Bluetooth tags is the same as that of the devices needing to be managed, and each device is provided with one Bluetooth tag. The structure of each bluetooth tag is the same. Fig. 2 is a schematic structural diagram of a bluetooth tag in an embodiment. Taking bluetooth tag 1 in fig. 2 as an example, it includes: a first bluetooth module 11, and a first power supply 12 for supplying power to the first bluetooth module 11.
In this embodiment, the bluetooth tag 1 further includes: the third micro control unit 13 is connected with the prompt module 14, the third micro control unit 13 is connected with the first Bluetooth module 11, the prompt module 14 is connected with the third micro control unit 13, and the first power supply 12 supplies power to the third micro control unit 13 and the prompt module 14. Specifically, the prompting module 14 is one or more of a buzzer, an LED lamp and a vibrator. When there are many kinds of assets or devices of the same type around a certain position, the server 40 can send an instruction, and after the first bluetooth module 11 receives the instruction, the third micro control unit 13 controls the prompt module 14 to work, i.e. to send out one or more prompt messages of sound, light and vibration, so that people can find the corresponding device quickly.
The structure of each base station is the same. Fig. 3 is a schematic structural diagram of a base station in an embodiment. Taking the base station a in fig. 3 as an example, the base station a includes a first communication unit 21, a first micro control unit 22, a setting module 23, and a second power supply 24. The first communication unit 21 is connected to the first micro control unit 22, and the second power supply 24 supplies power to the first communication unit 21 and the first micro control unit 22. The first communication unit 21 is configured to be bluetooth connected to a bluetooth tag and to be communicatively connected to the console 30. The first communication unit 21 at least comprises a second bluetooth module 211, the second bluetooth module 211 is connected with the first micro control unit 22, and the base station a is bluetooth-connected with the first bluetooth module 11 through the second bluetooth module 211. The setting module 23 is connected to the first mcu 22, the second power supply 24 supplies power to the setting module 23, and the setting module 23 is used to set the location parameters of the base station.
And setting the number of the base stations according to the occupied area of the equipment to be managed, the number of rooms and the number of floor layers. For a company, the number of base stations is set according to the area, the number of rooms, and the number of floors of the company. The number of the base stations arranged on each floor is at least three, and any three base stations are not on the same straight line. If the equipment is only on one floor, the number of the base stations is at least 3; if the installation placement area relates to n floors, the number of base stations is at least 3 n. For each floor, the base station is respectively arranged at different places of each floor, one base station can be arranged in each room according to the number of rooms, and one base station can also be arranged in a certain area range according to the area. After the base station is placed, setting position parameters of the base station, namely, determining a coordinate system, wherein the position parameters of the base station are set based on the coordinate system, any position corresponds to a coordinate in the coordinate system, and the position parameters of the base station, namely, the coordinates in the coordinate system are determined because the pattern and the area of the occupied place of the equipment to be managed are known, and the coordinates of each placed base station are determined, so that the specific position of each base station is also determined. If the equipment is only arranged on one floor, one two-dimensional coordinate is set; if the equipment relates to a plurality of floors, height parameters are required to be introduced, and a three-dimensional coordinate system is set. After the base station is placed, the position of the base station is generally not moved, and if the base station needs to be moved, the position parameters of the base station are modified after the movement.
In this embodiment, the first bluetooth module 11 is a slave, and the second bluetooth module 211 is a master, that is, the second bluetooth module 211 can search for the first bluetooth module 11 and actively establish a connection, and the first bluetooth module 11 can only be searched for a connection by the second bluetooth module 211, but cannot actively establish a connection.
Fig. 5 is a schematic structural diagram of a console in an embodiment, and the console 30 in fig. 5 includes: a second communication unit 31, a second micro control unit 32 and a third power supply 33. The center console 30 is connected to the base station by communication through the first communication unit 21 and the second communication unit 31. The second communication unit 31 is connected to the second microcontroller unit 32. The second communication unit 31 is used for communication connection with each base station and the server 40. The third power supply 33 supplies power to the second communication unit 31 and the second micro control unit 32.
The second micro control unit 32 is configured to select three or four base stations with the strongest signal strength connected to each bluetooth tag according to the position parameters of each base station and the strength of the bluetooth connection signal between each base station and the bluetooth tag received by the second communication unit 31, and calculate the position of each bluetooth tag according to a triangulation positioning principle or a four-point positioning principle.
If the device is only on one floor, a two-dimensional coordinate system is set, the plane determined by the two coordinate axes is parallel to the ground, and the triangulation positioning principle is adopted when the position of the Bluetooth tag is calculated. As shown in FIG. 4, E is the location of one of the Bluetooth tags, BS1 (x)1,y1)，BS2(x2,y2)，BS3(x3,y3) For three base stations with the strongest signal intensity connected with the Bluetooth tag at the E position, the distances r between the BS1, the BS2, the BS3 and the E position are respectively calculated according to the signal intensity (RSSI value) of the connection between the BS1, the BS2 and the BS3 and the Bluetooth tag at the E position1、r2、r3The coordinates of the Bluetooth tag at the E position are calculated according to the coordinates of the three base stations and the distances between the three base stations and the E position respectively according to the triangulation principle, and the position of the equipment at the E position in a company can be known.
If the equipment occupies a plurality of floors, a three-dimensional coordinate system needs to be established, wherein one coordinate axis is parallel to the height direction, the plane determined by two other coordinate axes is parallel to the ground, and four points are adopted when the position of the Bluetooth label is calculatedAnd (4) a positioning principle. For example, F is the position of one of the bluetooth tags, the coordinates are (x, y, z), and the four base stations with the strongest signal strength connected to the bluetooth tag at the position of F are respectively: BS1, BS2, BS3, BS4 with coordinates BS1 (x)1,y1,z1)，BS2(x2,y2,z2)，BS3(x3,y3,z3),BS4(x4,y4,z4) And respectively calculating the distances between the BS1, the BS2, the BS3 and the BS4 and the F position according to the signal strength (RSSI value) connected with the Bluetooth tag at the F position, wherein the four-point positioning matrix equation is as follows:
R1distance, R, of base station BS1 to Bluetooth tag of F location2Distance, R, of base station BS2 to Bluetooth tag of F location3Distance, R, of base station BS3 to Bluetooth tag of F location4For the distance from the BS4 to the bluetooth tag at the F location, the coordinate of the bluetooth tag at the F location can be obtained by solving the matrix equation, i.e. where the device at the F location is located can be known.
The base station and the center console 30 may be connected through bluetooth or other methods such as WiFi, and the base station sets a corresponding communication module according to the connection method with the center console 30. When the base station is connected to the console 30 through bluetooth, the first communication unit 21 only needs the second bluetooth module 211, the second communication unit 31 includes a third bluetooth module 311 and a second communication module 312, both the third bluetooth module 311 and the second communication module 312 are connected to the second micro control unit 32, the third bluetooth module 311 is connected to the second bluetooth module 211 through bluetooth, the second communication module 312 is connected to the server 40 through communication, in this embodiment, the second communication module 312 is a network card, and the console 30 is connected to the server 40 through a network cable. Of course, the second communication module 312 may also be a module capable of data transmission, such as a wifi module.
When the base station is communicatively connected with the console 30 in other manners, the first communication unit 21 further includes a first communication module 212, the first communication module 212 is connected with the first micro control unit 22, the first communication module 212 is communicatively connected with the second communication unit 31, and the first communication module 212 selects a corresponding communication module according to the manner of communication with the console 30. In this embodiment, the first communication module 212 is a WiFi module, the second communication unit 31 is a WiFi module, the base station is connected to the console 30 through WiFi, and the console 30 is connected to the server 40 through WiFi. Of course, the first communication module 212 may be another data transmission module, and the second communication unit 31 may be provided with different communication modules according to the connection mode between the console 30 and the server 40 and the connection mode between the base station and the console 30.
The server 40 is in communication connection with the console 30, and the server 40 and the console 30 may be in WiFi connection or in network connection. The server 40 stores the device numbers of all bluetooth tags and the device name of the device corresponding to each bluetooth tag. The server 40 is configured to receive the device number and the location information of the bluetooth tag sent by the console 30, pair the received device number of the bluetooth tag with the stored device number of the bluetooth tag, then store and update the location information of the bluetooth tag, draw a device location plan according to the stored or updated location information of the bluetooth tag and the device name of the device corresponding to each bluetooth tag, perform unified management on all device assets of a company, and send an alarm message to prompt that a device is lost when the bluetooth tag information is not updated.
The working process of the indoor equipment positioning and managing system is as follows:
the server 40 sends a signal for scanning bluetooth tags at regular time to the console 30, the second mcu 32 sends a signal for scanning bluetooth tags at regular time to all base stations through the second communication unit 31, and each first mcu 22 controls the second bluetooth module 211 to scan the first bluetooth module 11 at regular time, and sends the device number of each bluetooth tag, the intensity of the bluetooth signal, and the location parameter of the base station connected to the second bluetooth module to the console 30.
The console 30 performs the following processing for each bluetooth tag according to the data transmitted by each base station: three or four base stations with strongest connection of bluetooth signals in the base stations connected with each bluetooth tag are selected, the position information of the bluetooth tag is calculated according to a triangulation positioning principle or a four-point positioning principle, and then the calculated position information of the bluetooth tag and the device number of the bluetooth tag are sent to the server 40 through the second communication unit 31.
The server 40 matches the received device number and position information of the bluetooth tag with the stored bluetooth tag, stores or updates the position information of the corresponding bluetooth tag, and draws a device position plan according to the position information of each bluetooth tag. The server 40 stores the position information under the corresponding bluetooth tag when receiving the position information of each device for the first time, and replaces the original position information with the newly received position information when receiving the position information more than twice.
In this embodiment, the indoor device positioning and management system 100 further includes an alert module 60, the alert module 60 is connected to the server 40, after the server 40 sends the scan command and the base station 20 executes the scan regularly, if there is a bluetooth tag that does not update the location information in the bluetooth tags stored in the server 40, the server 40 controls the alert module 60 to send the alert information. Specifically, the warning module 60 is a display screen and/or a loudspeaker, and the warning information sent out is warning sound sent out by the display screen for displaying the warning information and/or the loudspeaker, so as to prompt that the equipment corresponding to a certain bluetooth label is lost.
When a certain device or asset is searched, the corresponding position is searched according to the coordinates of the device or asset, if the devices or assets of the same type around the position are too many to be searched conveniently, the server 40 can send prompt information which enables the Bluetooth tag to generate vibration, buzzing and light, the second micro control unit 32 sends the prompt information to all base stations through the second communication unit 31 after receiving the prompt information, the base station connected with the Bluetooth tag sends the prompt information to the Bluetooth tag through the second Bluetooth module 211 after receiving the prompt information, and the third micro control unit 13 controls the prompt module 14 to generate one or more prompt information which enables the Bluetooth tag to generate vibration, buzzing and light after receiving the prompt information, so that a worker can find the corresponding device conveniently.
In this embodiment, the indoor device positioning and management system further includes at least one computer 50 (as shown in fig. 1, including a computer 1, a computer 2, and a computer 3 … …), each of which is connected to the server 40 via a network and is used for querying the location information of the devices stored in the server 40. The device is convenient for other people to check the specific position of the device needing to be used.
The utility model discloses only need increase a bluetooth label when adding new equipment to with the equipment number of this bluetooth label and the equipment storage that corresponds on server 40 can. After a certain device is thrown away manually, only the bluetooth tag corresponding to the device stored in the server needs to be deleted. The assets in the company can be known without checking, so that the labor and the time are saved, and the assets in the company can be conveniently managed.
The utility model is suitable for an equipment asset that needs the management is more, the company of inconvenient management and check, party place etc..
The above embodiments are preferred examples of the present invention, and are not intended to limit the scope of the present invention.
Claims (10)
1. An indoor device positioning and management system, comprising:
the Bluetooth tags are respectively placed on one piece of equipment and each Bluetooth tag comprises a first Bluetooth module and a first power supply for supplying power to the first Bluetooth module;
at least three base stations are arranged on each floor, the base stations on each floor are respectively arranged at different positions, and any three base stations are not collinear; each base station comprises a first communication unit, a first micro control unit connected with the first communication unit, a setting module connected with the first micro control unit and used for setting base station position parameters, and a second power supply; the second power supply is used for supplying power to the first communication unit, the first micro control unit and the setting module; the first communication unit at least comprises a second Bluetooth module;
the central console is in communication connection with all the base stations, and comprises: the second communication unit is in communication connection with the first communication unit, the second micro control unit is connected with the second communication unit, and the third power supply is used for supplying power to the second communication unit and the second micro control unit;
and the server is in communication connection with the second communication unit, stores all the equipment numbers of the Bluetooth tags and the equipment names of the equipment corresponding to each Bluetooth tag, is used for matching the received equipment numbers and the position information of the Bluetooth tags with the stored equipment numbers of the Bluetooth tags, stores or updates the position information of the Bluetooth tags, and draws an equipment position plan according to the stored or updated position information of the Bluetooth tags and the equipment names of the equipment corresponding to each Bluetooth tag.
2. The indoor equipment location and management system of claim 1, further comprising:
and the at least one computer is connected with the server and used for inquiring the position information of the equipment stored in the server.
3. The indoor equipment location and management system of claim 1, wherein:
the first Bluetooth module is a slave computer, and the second Bluetooth module is a host computer.
4. The indoor equipment location and management system of claim 1, wherein:
the second communication unit includes: the third Bluetooth module is in Bluetooth connection with all the second Bluetooth modules, and the second communication module is in communication connection with the server, and the third Bluetooth module and the second communication module are connected with the second micro control unit.
5. The indoor equipment location and management system of claim 4, wherein:
the second communication module is a network card, and the center console is connected with the server through a network cable.
6. The indoor equipment location and management system of claim 1, wherein:
the first communication unit further comprises a first communication module, the first communication module is connected with the first micro control unit, and the first communication module is in communication connection with the second communication unit.
7. The indoor equipment location and management system of claim 6, wherein:
the first communication module is a WiFi module, the second communication unit is a WiFi module, the base station is in WiFi connection with the center console, and the center console is in WiFi connection with the server.
8. The indoor equipment location and management system of claim 1, further comprising:
the warning module is connected with the server, the server sends a signal for scanning the Bluetooth label at regular time, the base station scans the first Bluetooth module at regular time, and if the Bluetooth label which does not update the position information exists in the Bluetooth labels stored in the server, the server controls the warning module to send warning information.
9. The indoor equipment location and management system of claim 1, wherein:
the bluetooth tag further comprises: the third micro control unit is connected with the first Bluetooth module, the prompt module is connected with the third micro control unit, and the first power supply supplies power to the third micro control unit and the prompt module.
10. The indoor equipment location and management system of claim 9, wherein:
the prompting module is one or more of a buzzer, an LED lamp and a vibrator.
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| CN110430544A (en) * | 2019-08-06 | 2019-11-08 | 上海移为通信技术股份有限公司 | Indoor equipment positioning and management system and method |
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