CN114566016B - Electronic fence protection method and electronic fence protection system based on wireless networking - Google Patents

Electronic fence protection method and electronic fence protection system based on wireless networking Download PDF

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Publication number
CN114566016B
CN114566016B CN202210198689.8A CN202210198689A CN114566016B CN 114566016 B CN114566016 B CN 114566016B CN 202210198689 A CN202210198689 A CN 202210198689A CN 114566016 B CN114566016 B CN 114566016B
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China
Prior art keywords
fence
infrared
receiving
host
electronic
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CN202210198689.8A
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Chinese (zh)
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CN114566016A (en
Inventor
李志远
谢明亮
邵李斌
王玉财
李洋
王振锋
吴一凡
赵冠楠
郭军慷
张文静
王世雄
蒋彦韬
邵卫星
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Ningxia Zhongchuang Intelligent Technology Co ltd
Ningdong Power Supply Co Of State Grid Ningxia Electric Power Co
Original Assignee
Ningxia Zhongchuang Intelligent Technology Co ltd
Ningdong Power Supply Co Of State Grid Ningxia Electric Power Co
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Priority to CN202210198689.8A priority Critical patent/CN114566016B/en
Publication of CN114566016A publication Critical patent/CN114566016A/en
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/12—WLAN [Wireless Local Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Communication System (AREA)

Abstract

The invention provides an electronic fence protection method based on wireless networking, and belongs to the technical field of communication. Comprising the following steps: firstly, an electronic fence started automatically becomes a host to establish a local area network, and a number 1 is allocated to the electronic fence to become a fence 1; after the electronic fence which is not started at first is started, adding a local area network, and obtaining a number n through a host to form an n-number fence; setting respective signal receiving and transmitting frequencies according to the number and receiving and transmitting frequency mapping table after each electronic fence is successfully accessed into the network, starting an infrared transmitting device and an infrared receiving device of the electronic fence to rotate around a shaft until a receiving and transmitting relation is successfully established between the electronic fence and an adjacent electronic fence, and stopping rotating; after the receiving-transmitting relation is successfully established among the N electronic fences, a protection area is formed, wherein the protection area is an area surrounded by the infrared gratings among all adjacent electronic fences; when any infrared grating is shielded, the electronic fence which cannot receive the infrared signal executes audible and visual alarm prompt operation. The invention further provides an electronic fence protection system.

Description

Electronic fence protection method and electronic fence protection system based on wireless networking
Technical Field
The invention relates to the technical field of communication, in particular to an electronic fence protection method and an electronic fence protection system based on wireless networking.
Background
When overhauling and constructing, a protection area is usually required to be established in a construction area, a physical isolation belt or an isolation fence is erected to serve as a protection measure, and the protection device not only has the functions of warning and isolating external personnel, but also has the protection function on staff in the protection area. The fence boundary formed by the prior common fences is a physical guard line, and has a warning effect from the visual sense, but in actual work, the situation that a manager breaks into a non-staff person after leaving the fence demarcation range still exists, and the effect of reminding an external person in time cannot be achieved.
Disclosure of Invention
In view of the above, the invention provides an electronic fence protection method and an electronic fence protection system based on wireless networking, which can effectively establish a protection barrier and play a role in reminding external personnel in time.
The technical scheme adopted by the embodiment of the invention for solving the technical problems is as follows:
the invention provides an electronic fence protection method based on wireless networking, an implementation main body is an electronic fence protection system formed by N electronic fences, the electronic fence protection system comprises 1 host, and the electronic fence is provided with a main control device, a shaft column, an infrared emission device rotating around the shaft column and an infrared receiving device rotating around the shaft column, and the implementation steps comprise:
firstly, an electronic fence started automatically becomes a host to establish a local area network, and a number 1 is allocated to the electronic fence to become a fence 1;
after the electronic fence which is not started at first is started, adding the electronic fence into the local area network, and obtaining a number n through the host to form the n-number fence, wherein n is E [2, N ];
setting respective signal receiving and transmitting frequencies according to own numbers and a number and receiving and transmitting frequency mapping table after each electronic fence is successfully accessed to the network, starting an infrared transmitting device and an infrared receiving device to rotate around a shaft until a receiving and transmitting relation is successfully established between the infrared transmitting device and an adjacent electronic fence, stopping rotating, wherein the N-number infrared transmitting device of an N-number fence and the N-number 1 infrared transmitting device of an N-number fence are in a receiving and transmitting relation, and the N-number infrared transmitting devices of the 1-number infrared receiving device and the N-number fence of the host are in a receiving and transmitting relation;
starting up N electronic fences in sequence, and starting up n+1 fences after a receiving-transmitting relation is successfully established between the N infrared receiving devices of the N fences and the N-1 infrared emitting devices of the N-1 fences;
after the receiving-transmitting relation is successfully established among the N electronic fences, a protection area is formed, wherein the protection area is an area surrounded by the infrared gratings among the adjacent electronic fences;
when any infrared grating is shielded, the electronic fence which cannot receive the infrared signal executes audible and visual alarm prompt operation.
Preferably, the first-boot electronic fence automatically becomes a host to establish a local area network, and allocating a number 1 to itself to become a number 1 fence includes:
the electronic fence searching network is started up firstly;
if the existing local area network is not searched, the host is used as the host to allocate a number 1 to the host, and the host becomes the fence 1;
the host broadcasts wireless signals outwards to form the local area network.
Preferably, after the electronic fence which is not started first is started, adding the electronic fence into the local area network and obtaining the number n through the host, and forming the n-number fence includes:
after the electronic fence which is not started first is started, broadcasting a wireless signal through the host to join the local area network, and sending a request signal to the host;
the host receives the request signal;
the host allocates a number n for the electronic fence which is not started first according to the number M of the network-accessed electronic fences, wherein n=M+1, M is more than or equal to 0, n is 2, N,
the host sends a response signal to the electronic fence which is not started first, wherein the response signal comprises the number n;
and the electronic fence which is not started for the first time receives the response signal, acquires the number n and becomes the n-number fence.
Preferably, after the electronic fences are successfully accessed into the network, setting respective signal receiving and transmitting frequencies according to the numbers and the receiving and transmitting frequency mapping table, starting the infrared transmitting device and the infrared receiving device to rotate around the shaft until the receiving and transmitting relation is successfully established with the adjacent electronic fences, and stopping rotating comprises the following steps:
the host sets the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the host according to a number and receiving frequency mapping table, the number and receiving frequency mapping table is stored in a memory of a main control device of each electronic fence, and the signal transmitting frequency corresponding to the number x in the number and receiving frequency mapping table is the same as the signal receiving frequency corresponding to the number x+1;
the host starts the infrared emission device No. 1 and the infrared receiving device No. 1, so that the infrared emission device No. 1 emits infrared signals to the infrared receiving device No. 2 when rotating around the shaft, the infrared receiving device No. 1 searches for the infrared signals emitted by the last network-accessed electronic fence when rotating around the shaft, and the last network-accessed electronic fence is the electronic fence which receives the fence closing instruction;
the n-number fence sets the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device according to the received number n and the receiving-transmitting frequency mapping table;
the n-number fence starts the n-number infrared emission device and the n-number infrared receiving device, so that the n-number infrared emission device emits infrared signals to the n+1-number infrared receiving device of the n+1-number fence when rotating around the shaft, and searches the infrared signals emitted by the n-1-number electronic fence when rotating around the shaft;
when the n-number infrared receiving device receives the infrared signals sent by the n-1 number infrared transmitting device, the n-number fence controls the n-number infrared receiving device to stop rotating and sends an n-number fence receiving success signal to the host, and the n-number fence receiving success signal is a wireless signal transmitted in a local area network;
after receiving the n-number fence receiving success signal, the host sends an n-1-number fence transmitting success signal to the n-1-number fence;
after the n-1 fence receives a successful signal transmitted by the n-1 fence, controlling the n-1 infrared transmitting device to stop rotating, and executing voice prompt operation;
after the N-number fence receives the fence closing instruction, modifying the signal transmitting frequency of the N-number infrared transmitting device into the signal receiving frequency corresponding to the number 1 in the number and receiving-transmitting frequency mapping table;
when the infrared receiving device 1 of the host receives the infrared signal sent by the infrared transmitting device N, the host controls the infrared receiving device 1 to stop rotating;
the host sends an N-number fence transmitting success signal to the N-number infrared transmitting device fence;
and after the N number fence receives the N number fence transmitting success signal, controlling the N number infrared transmitting device to stop rotating, and executing the voice prompt operation.
Preferably, when any one of the infrared gratings is shielded, after the electronic fence which cannot receive the infrared signal executes the audible and visual alarm prompting operation, the electronic fence further comprises:
and after the host detects that the electronic fence which is successful in network access has a power failure event, sending an early warning signal to a server.
The invention further provides an electronic fence protection system, which consists of N electronic fences, wherein 1 host machine and N-1 slave machines exist in the N electronic fences, the electronic fences comprise a cylindrical shell made of light-transmitting materials, a solar cell panel positioned on the upper surface of the cylindrical shell, a control key arranged on the surface of the cylindrical shell, a base arranged at the bottom of the cylindrical shell, and a main controller, a shaft column, an infrared emission device, an infrared receiving device, a chassis, a wireless module, a laser transmitter, a first motor, a second motor, an acousto-optic prompt module and a power module which are positioned in the cylindrical shell;
the chassis is arranged at the bottom of the cylindrical shell; the power module is arranged on the chassis, and the solar cell panel, the infrared emission device, the infrared receiving device, the wireless module, the laser transmitter, the first motor, the second motor and the acousto-optic prompt module are electrically connected with the power module;
the shaft post is coaxially arranged with the cylindrical shell, the shaft post is arranged on the chassis and is vertical to the chassis, the top of the outer surface of the shaft post is provided with a first gear structure, and the bottom of the outer surface of the shaft post is provided with a second gear structure;
the infrared emission device is fixedly arranged between the first motor, the first motor is in meshed transmission connection with the first gear structure, and the rotation angle range of the infrared emission device which follows the first motor to rotate by taking the shaft column as the shaft center is [0,360 ];
the infrared receiving device is fixedly arranged between the second motor and the second gear structure, the second motor is in meshed transmission connection with the second gear structure, and the rotation angle range of the infrared receiving device which follows the second motor and rotates by taking the shaft column as the shaft center is [0,360 ];
the laser emitter is arranged at the top of the side wall of the infrared emission device;
the main controller is fixedly arranged on the inner wall of the top of the cylindrical shell, and the control key, the infrared emission device, the infrared receiving device, the wireless module, the laser transmitter, the first motor, the second motor, the acousto-optic prompt module and the power supply module are electrically connected with and controlled by the main controller;
the wireless module and the acousto-optic prompt module are fixedly arranged on the shell of the main controller.
Preferably, the master machine is an electronic fence which is started first in the N electronic fences and establishes a local area network, the slave machine is an electronic fence which is not started first in the N electronic fences, a number and a receiving-transmitting frequency mapping table are stored in a memory of each electronic fence, and a signal transmitting frequency corresponding to a number x in the number and the receiving-transmitting frequency mapping table is the same as a signal receiving frequency corresponding to a number x+1:
the host is used for establishing the local area network, and allocating a number 1 to the host to be a fence 1; the system is also used for setting the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the system according to the number 1 and the number and receiving frequency mapping table;
the slave is used for joining the local area network and obtaining a number n through the host to form an n-number fence, wherein n is [2, N ]; the system is also used for setting the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device in the system according to the number n and the number and receiving frequency mapping table;
the N-number fence is used for receiving the fence closing instruction and becomes an electronic fence which finally enters the network; and the signal transmitting frequency of the N infrared transmitting device is modified into the signal receiving frequency corresponding to the number 1 in the receiving and transmitting frequency mapping table.
Preferably, the main control device of the host is used for controlling the first motor of the host to drive the No. 1 infrared receiving device to rotate around the shaft; the first motor of the host is controlled to stop rotating after the infrared receiving device 1 receives the infrared signals of the infrared emitting device N of the rail N;
the main control device of the host is used for controlling the second motor of the host to drive the No. 1 infrared emission device to rotate around the shaft; the voice prompt device is also used for controlling the second motor of the host to stop rotating after receiving a successful signal received by the No. 2 fence sent by the No. 2 fence and executing voice prompt operation;
the master control device is used as the slave machine and used for controlling the first motor of the n-number fence to drive the n-number infrared receiving device to rotate around the shaft; the n-number infrared receiving device is also used for controlling the first motor of the n-number fence to stop rotating and sending an n-number fence receiving success signal to the host after receiving the infrared signal of the n-1 number infrared transmitting device of the n-1 number fence;
the host is used for sending an n-1 fence transmission success signal to the n-1 fence after receiving the n-fence reception success signal;
the n-1 fence is used for controlling the n-1 infrared emission device to stop rotating after receiving the n-1 fence emission success signal, and executing the voice prompt operation.
Preferably, the main control device of the host computer is used for executing audible and visual alarm prompt operation through the audible and visual prompt module 1 of the host computer when the infrared receiving device 1 can not receive the infrared signal;
and when the n-number infrared receiving device cannot receive infrared signals, the n-number acousto-optic prompting module used for passing through the n-number fence executes the acousto-optic warning prompting operation.
Preferably, the main control device of the host is configured to send an early warning signal to the server after detecting that the power failure event occurs in the n number fence that is successful in network access.
According to the technical scheme, the electronic fence protection method based on wireless networking is implemented, the electronic fence protection system mainly comprises N electronic fences, the electronic fence protection system comprises 1 host, specifically, the electronic fence which is started automatically becomes the host to establish a local area network, and is assigned with a number 1, after the other electronic fences are started, the local area network is added, the number N is obtained through the host to become an N-number fence, after each electronic fence is successfully started, the respective signal transceiving frequency is set according to the own number and the number and transceiving frequency mapping table, and the infrared transmitting device and the infrared receiving device of the electronic fence are started to rotate around the shaft until the transceiving relation with the adjacent electronic fence is successfully established, and then the rotation is stopped, wherein the N-number infrared transmitting device of the N-number fence and the N-number infrared transmitting device of the N-number fence are mutually in the transceiving relation, and the N-number infrared transmitting device of the host is mutually in the transceiving relation; starting up the N electronic fences in sequence, and starting up the n+1 fence after a receiving-transmitting relation is successfully established between the N infrared receiving device of the N fence and the N-1 infrared transmitting device of the N-1 fence; after the receiving-transmitting relation is successfully established among the N electronic fences, a protection area is formed, wherein the protection area is an area surrounded by the infrared gratings among all adjacent electronic fences; when the infrared warning alarm is specifically used, any infrared grating is shielded, and the electronic fence which cannot receive infrared signals executes the audible and visual warning prompt operation. By the method, the protective barrier can be effectively established, and the effect of reminding outside personnel in time is achieved.
Drawings
Fig. 1 is a flowchart of an electronic fence protection method based on wireless networking of the present invention.
Fig. 2 is a structural diagram of an electronic fence of the present invention.
Fig. 3 is a structural diagram of the electronic fence protection system of the present invention.
Detailed Description
The technical scheme and technical effects of the present invention are further elaborated below in conjunction with the drawings of the present invention.
As shown in fig. 1, the invention provides an electronic fence protection method based on wireless networking, wherein an implementation main body is an electronic fence protection system composed of N electronic fences shown in fig. 3, the electronic fence protection system comprises 1 master machine and N-1 slaves, the electronic fence is shown in fig. 2, and the electronic fence has the structures of a master control device, a shaft post, an infrared emission device rotating around the shaft post, an infrared receiving device rotating around the shaft post and the like, and the implementation steps specifically comprise:
step S1, firstly, an electronic fence started automatically becomes a host to establish a local area network, and a number 1 is allocated to the electronic fence to become a fence 1;
step S2, after the electronic fence which is not started at first is started, adding a local area network, and obtaining a number n through a host to form a n-number fence, wherein n is [2, N ];
step S3, after each electronic fence is successfully accessed into the network, setting respective signal receiving and transmitting frequencies according to the number of the electronic fence and a mapping table of the number and the receiving and transmitting frequencies, starting an infrared transmitting device of the electronic fence and an infrared receiving device of the electronic fence to rotate around a shaft until the receiving and transmitting relation with an adjacent electronic fence is successfully established, and stopping rotating, wherein the N-number infrared transmitting device of the N-number fence and the N-number infrared transmitting device of the N-number fence are mutually in the receiving and transmitting relation, and the N-number infrared transmitting device of the N-number fence and the N-number infrared transmitting device of the host are mutually in the receiving and transmitting relation;
step S4, the N electronic fences are started in sequence, after a receiving and transmitting relation is successfully established between an N infrared receiving device of the N electronic fences and an N-1 infrared transmitting device of the N-1 electronic fences, the n+1 electronic fences are started again, so that each network-access electronic fence can work effectively, the situation that infrared signal receiving and transmitting faults occur in a certain fence and the number is occupied is avoided, if the condition that the network-access electronic fence cannot receive and transmit infrared signals successfully is met, the electronic fence with the fault is closed, and the host machine cancels the number corresponding to the electronic fence with the fault;
step S5, after the receiving-transmitting relation is successfully established among the N electronic fences, a protection area is formed, at the moment, a host can perform voice prompt operation, for example, the protection area is successfully established, wherein the protection area is an area surrounded by the infrared gratings among the adjacent electronic fences; in addition, due to the fact that infrared rays are not obvious, an infrared laser emitter is arranged on the infrared emitting device of each electronic fence, and the protection area can be visualized.
And S6, when any of the infrared grids is shielded, the electronic fence which cannot receive the infrared signals executes audible and visual alarm prompting operation, such as 'forbidden to break in', and the duration of the audible and visual alarm prompting is set to be 10S.
In addition, step S7 may further include sending an early warning signal to the server after the host detects that the power failure event occurs in the electronic fence that is successfully accessed to the network.
Specifically, the specific implementation of automatically creating a local area network for the host by using the electronic fence started first in step S1 includes:
step S11, firstly, starting up an electronic fence searching network;
step S12, if the existing local area network is not searched, the host is used as a host to allocate a number 1 to the host, and the host becomes a fence 1;
in step S13, the host broadcasts the wireless signal to form a local area network.
Specifically, the specific implementation steps of adding the electronic fence which is not started first in the step S2 into the local area network after starting up and obtaining the number n through the host are as follows:
step S21, after the electronic fence which is not started first is started, broadcasting a wireless signal through a host to join a local area network, and sending a request signal to the host;
step S22, the host receives the request signal;
step S23, the host machine assigns a number n for the electronic fence which is not started first according to the number M of the network-accessed electronic fences, wherein n=M+1, M is more than or equal to 0, and n is E [2, N ];
step S24, the host computer sends a response signal to the electronic fence which is not started first, wherein the response signal comprises an information number n;
step S25, the electronic fence which is not started for the first time receives the response signal, acquires the number n and becomes the n-number fence.
Specifically, the specific operation steps after the successful network access of the electronic fence in the step S3 include:
step S31, the host sets the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the host according to the number and receiving frequency mapping table, wherein the number and receiving frequency mapping table is stored in a memory of a main control device of each electronic fence, and the number and receiving frequency mapping table is characterized in that the signal transmitting frequency corresponding to the number x is identical to the signal receiving frequency corresponding to the number x+1;
step S32, starting a No. 1 infrared emission device and a No. 1 infrared receiving device by a host, enabling the No. 1 infrared emission device to rotate around a shaft and simultaneously emitting infrared signals to a No. 2 infrared receiving device, and enabling the No. 1 infrared receiving device to rotate around a shaft and simultaneously searching infrared signals emitted by a last network-accessed electronic fence, wherein the last network-accessed electronic fence is the electronic fence which receives a fence closing instruction, and in the embodiment of the invention, N electronic fences are used for establishing a protection area by default, so that the last network-accessed electronic fence is also the N fence of the N network-accessed electronic fence;
step S33, setting the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device according to the received number n and the receiving-transmitting frequency mapping table by the n-number fence;
step S34, the n-number fence starts an n-number infrared emission device and an n-number infrared receiving device, so that the n-number infrared emission device emits infrared signals to an n+1-number infrared receiving device of an n+1-number fence when rotating around a shaft, and searches infrared signals emitted by an n-1-number electronic fence when rotating around the shaft;
step S35, when the n-number infrared receiving device receives the infrared signal sent by the n-1 number infrared transmitting device, the n-number fence controls the n-number infrared receiving device to stop rotating and sends an n-number fence receiving success signal to the host, and the n-number fence receiving success signal is a wireless signal transmitted in the local area network;
step S36, after receiving the n-number fence receiving success signal, the host computer sends an n-1 number fence transmitting success signal to the n-1 number fence;
step S37, after the n-1 rail receives the n-1 rail transmitting success signal, controlling the n-1 infrared transmitting device to stop rotating, and executing voice prompt operation, such as 'connection success';
step S38, after the N-number fence receives the fence closing instruction, modifying the signal transmitting frequency of the N-number infrared transmitting device into the signal receiving frequency corresponding to the number 1 in the receiving-transmitting frequency mapping table;
step S39, when the No. 1 infrared receiving device of the host receives the infrared signal sent by the N infrared transmitting device, the host controls the No. 1 infrared receiving device to stop rotating;
step S310, the host sends an N-number fence emission success signal to the N-number infrared emission device fence;
in step S311, after receiving the N-numbered fence transmission success signal, the N-numbered infrared emitting device is controlled to stop rotating, and a voice prompt operation, such as "the protection area is successfully established", is performed.
Further, as shown in fig. 3, the invention also provides an electronic fence protection system, which consists of N electronic fences, wherein 1 master machine and N-1 slave machines exist in the N electronic fences.
As shown in fig. 2, the structural composition of the electronic fence specifically includes: the solar energy display device comprises a cylindrical shell 1 made of light-transmitting materials, a solar cell panel 2 positioned on the upper surface of the cylindrical shell 1, a control key 3 arranged on the surface of the cylindrical shell 1, a base 4 arranged at the bottom of the cylindrical shell 1, and a main controller 5, a shaft column 6, an infrared emitting device 7, an infrared receiving device 8, a chassis 9, a wireless module 10, a laser emitter 11, a first motor 12, a second motor 13, an acousto-optic prompt module 14 and a power module 15 which are positioned in the cylindrical shell 1;
wherein the chassis 9 is mounted at the bottom of the cylindrical shell 1; the power module 15 is arranged on the chassis 9, and the solar cell panel 2, the infrared emission device 7, the infrared receiving device 8, the wireless module 10, the laser emitter 11, the first motor 12, the second motor 13 and the acousto-optic prompting module 14 are electrically connected with the power module 15, wherein the power module 15 converts energy collected by the solar cell panel 2 and stores the energy in the form of electric energy, and the power module plays a role in supplying power to other equipment or devices; the axle post 6 is coaxially arranged with the cylindrical shell 1, the axle post 6 is arranged on the chassis 9 and is vertical to the chassis 9, a first gear structure is arranged at the top of the outer surface of the axle post 6, the first gear structure is used for supporting the first motor 12 to rotate in a meshed manner along the outer surface of the axle post 6, a second gear structure is arranged at the bottom of the outer surface of the axle post 6, and the second gear structure is used for supporting the second motor 13 to rotate in a meshed manner along the outer surface of the axle post 6; the infrared emission device 7 is fixedly arranged between the first motor 12, the first motor 12 is in meshed transmission connection with the first gear structure, the rotation angle range of the infrared emission device 7 which follows the first motor 12 and rotates by taking the shaft post 6 as the shaft center is [0,360 degrees ], as shown in figure 1, the infrared emission device 7 consists of a cylindrical emission device shell and a group of infrared diodes arranged on the surface of the emission device shell, the cylindrical emission device shell is arranged in parallel with the shaft post 6, the laser emitter 11 is positioned at the top of the emission device shell, and the emission direction of the laser emitter 11 is the same as the signal emission direction of the infrared diodes;
the infrared receiving device 8 is fixedly arranged between the second motor 13, the second motor 13 is in meshed transmission connection with the second gear structure, the rotation angle range of the infrared receiving device 8 which follows the second motor 13 to rotate by taking the shaft post 6 as the shaft center is [0,360 degrees ], as shown in fig. 2, the infrared receiving device 8 consists of a cylindrical transmitting and receiving shell and a group of infrared receiving heads arranged on the surface of the receiving device shell;
as shown in the positional relationship of fig. 2, the radius of motion of the infrared transmitting device 7 is larger than that of the infrared receiving device 8. The number of the infrared diodes of the infrared emission device 7 is equal to that of the infrared receiving heads of the infrared receiving device 8, and the distribution interval of the infrared receiving heads is equal to that of the infrared diodes.
Further, the main controller 5 is fixedly installed on the inner wall of the top of the cylindrical shell 1, and the wireless module 10 and the acousto-optic prompting module 14 are fixedly installed on the outer shell of the main controller 5.
The control key 3, the infrared emission device 7, the infrared receiving device 8, the wireless module 10, the laser emitter 11, the first motor 12, the second motor 13, the acousto-optic prompting module 14 and the power supply module 15 are electrically connected with the main controller 5 and controlled by the main controller 5; the wireless module 10 is used for receiving and transmitting wireless signals between wireless local area networks, and is mainly used for numbering electronic fences, and can also support to transmit wireless signals to a server; the acousto-optic prompt module 14 is composed of an indicator light and a loudspeaker, performs acousto-optic prompt under different scenes, and the laser transmitter 43 is used for indicating the transmitting direction of the infrared transmitting device, and can be directly electrified for long lighting, and can also be controlled by the main controller to work. The shaft column 6 may be a hollow shaft, the interior of which may be used for wiring.
The workflow of a single electronic fence shown in fig. 2 is: after the power-on, firstly detecting whether a network exists at present, if a broadcast signal is not received through a wireless module, considering that no network can be added at present, autonomously becoming a host and broadcasting the wireless signal outwards, and undertaking the work of the host, for example, allocating a number 1 to the host, receiving a network access request of a slave and allocating a number n to the slave, receiving a report signal of the slave after a receiving and transmitting relation is successfully established, forwarding the signal to other slaves, monitoring whether each slave keeps a network access state after a protection area component is successfully established, and the like; after the system is started, if the broadcast signal is detected, the system is used as a slave to join the local area network of the host, and initiates a network access request to the host, receives the serial number sent by the host, correspondingly sets own receiving and transmitting frequency, establishes receiving and transmitting relation between other slaves adjacent to the serial number, and reports the receiving and transmitting relation to the host.
In the system shown in fig. 3, the master machine is the first electronic fence of the N electronic fences, which is started first and establishes the local area network, the slave machine is the electronic fence of the N electronic fences, which is not started first, the memory of each electronic fence stores the number and the receiving-transmitting frequency mapping table, the signal transmitting frequency corresponding to the number x in the number and the receiving-transmitting frequency mapping table is the same as the signal receiving frequency corresponding to the number x+1, the first electronic fence which is started first becomes the master machine in the system, and other electronic fences automatically become the slave machines, wherein:
the host computer is used for establishing a local area network, broadcasting wireless signals through the wireless module, and distributing a number 1 to the host computer to form a number 1 fence; the system is also used for setting the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the system according to the number 1 and the number and receiving frequency mapping table;
the slave is used for joining the local area network and obtaining a number n through the host to form an n-number fence, wherein n is E [2, N ]; the system is also used for setting the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device in the system according to the number n and the number and receiving frequency mapping table; specifically, the process that the slave machine obtains the number n through the host machine is that the host machine responds and then adds a number again according to the number of the existing network fence, and the newly added number is sent to the slave machine requesting the number in a wireless signal mode.
The N-number fence serving as a slave machine is used for receiving a fence closing instruction and becomes an electronic fence which finally enters the network; the method is also used for modifying the signal transmitting frequency of the N infrared transmitting device into the signal receiving frequency corresponding to the number 1 in the receiving and transmitting frequency mapping table so as to realize closed loop, and the triggering mode of the fence closing instruction can be as follows: the last control button of the network access slave is pressed down by two.
The main control device of the host is used for controlling the first motor of the host to drive the No. 1 infrared receiving device to rotate around the shaft; the first motor of the control host stops rotating after the infrared receiving device 1 receives the infrared signal of the N infrared emitting device of the N fence;
the main control device of the host is used for controlling a second motor of the host to drive the No. 1 infrared emission device to rotate around the shaft; the voice prompt device is also used for controlling the second motor of the host to stop rotating after receiving a successful signal received by the No. 2 fence sent by the No. 2 fence and executing voice prompt operation;
the main control device of the n-number fence is used as a slave machine, and a first motor used for controlling the n-number fence drives the n-number infrared receiving device to rotate around the shaft; the infrared receiving device is also used for controlling the first motor of the n-number fence to stop rotating and sending an n-number fence receiving success signal to the host after receiving the infrared signal of the n-1 infrared transmitting device of the n-1 fence;
the host is used for sending an n-1 fence transmission success signal to an n-1 fence after receiving the n-fence reception success signal;
and the n-1 fence is used for controlling the n-1 infrared emitting device to stop rotating after receiving a successful signal transmitted by the n-1 fence and executing voice prompt operation.
The main control device of the host machine is used for executing audible and visual alarm prompt operation through the audible and visual prompt module 1 of the host machine when the infrared receiving device 1 can not receive the infrared signal;
when the n infrared receiving device can not receive the infrared signals, the n audible and visual prompting module is used for executing audible and visual alarm prompting operation through the n audible and visual prompting module of the n fence.
And the main control device of the host is used for sending an early warning signal to the server after detecting that the power failure event occurs in the n-number fence which is successfully accessed into the network.
According to the electronic fence protection method and the electronic fence protection system based on wireless networking, the protective fence can be arranged rapidly, a protective barrier can be established effectively, and the effect of reminding outside personnel in time is achieved. The intelligent alarm device has the advantages of large response range, simple structure, obvious alarm effect, environment friendliness and high popularization.
The foregoing disclosure is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the scope of the invention, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the invention as defined by the appended claims.

Claims (7)

1. The utility model provides an electronic fence protection method based on wireless network deployment, implements the electronic fence protection system that the main part is N electronic fence constitution, its characterized in that contains 1 host computer in the electronic fence protection system, have master control unit, jack post in the electronic fence, around the rotatory infrared transmitter of jack post and around the rotatory infrared receiver of jack post, implement the step and include:
firstly, an electronic fence started automatically becomes a host to establish a local area network, and a number 1 is allocated to the electronic fence to become a fence 1;
after the electronic fence which is not started at first is started, adding the electronic fence into the local area network, and obtaining a number n through the host to form the n-number fence, wherein n is E [2, N ];
setting respective signal receiving and transmitting frequencies according to own numbers and a number and receiving and transmitting frequency mapping table after each electronic fence is successfully accessed to the network, starting an infrared transmitting device and an infrared receiving device to rotate around a shaft until a receiving and transmitting relation is successfully established between the infrared transmitting device and an adjacent electronic fence, stopping rotating, wherein the N-number infrared transmitting device of an N-number fence and the N-number 1 infrared transmitting device of an N-number fence are in a receiving and transmitting relation, and the N-number infrared transmitting devices of the 1-number infrared receiving device and the N-number fence of the host are in a receiving and transmitting relation;
starting up N electronic fences in sequence, and starting up n+1 fences after a receiving-transmitting relation is successfully established between the N infrared receiving devices of the N fences and the N-1 infrared emitting devices of the N-1 fences;
after the receiving-transmitting relation is successfully established among the N electronic fences, a protection area is formed, wherein the protection area is an area surrounded by the infrared gratings among the adjacent electronic fences;
when any infrared grating is shielded, the electronic fence which cannot receive the infrared signal executes audible and visual alarm prompt operation;
after the electronic fences are successfully accessed into the network, setting respective signal receiving and transmitting frequencies according to the numbers and receiving and transmitting frequency mapping tables of the electronic fences, starting the infrared transmitting device and the infrared receiving device to rotate around the shaft until the receiving and transmitting relation with the adjacent electronic fences is successfully established, and stopping rotating the electronic fences comprises the following steps:
the host sets the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the host according to a number and receiving frequency mapping table, the number and receiving frequency mapping table is stored in a memory of a main control device of each electronic fence, and the signal transmitting frequency corresponding to the number x in the number and receiving frequency mapping table is the same as the signal receiving frequency corresponding to the number x+1;
the host starts the infrared emission device No. 1 and the infrared receiving device No. 1, so that the infrared emission device No. 1 emits infrared signals to the infrared receiving device No. 2 when rotating around the shaft, the infrared receiving device No. 1 searches for the infrared signals emitted by the last network-accessed electronic fence when rotating around the shaft, and the last network-accessed electronic fence is the electronic fence which receives the fence closing instruction;
the n-number fence sets the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device according to the received number n and the receiving-transmitting frequency mapping table;
the n-number fence starts the n-number infrared emission device and the n-number infrared receiving device, so that the n-number infrared emission device emits infrared signals to the n+1-number infrared receiving device of the n+1-number fence when rotating around the shaft, and searches the infrared signals emitted by the n-1-number electronic fence when rotating around the shaft;
when the n-number infrared receiving device receives the infrared signals sent by the n-1 number infrared transmitting device, the n-number fence controls the n-number infrared receiving device to stop rotating and sends an n-number fence receiving success signal to the host, and the n-number fence receiving success signal is a wireless signal transmitted in a local area network;
after receiving the n-number fence receiving success signal, the host sends an n-1-number fence transmitting success signal to the n-1-number fence;
after the n-1 fence receives a successful signal transmitted by the n-1 fence, controlling the n-1 infrared transmitting device to stop rotating, and executing voice prompt operation;
after the N-number fence receives the fence closing instruction, modifying the signal transmitting frequency of the N-number infrared transmitting device into the signal receiving frequency corresponding to the number 1 in the number and receiving-transmitting frequency mapping table;
when the infrared receiving device 1 of the host receives the infrared signal sent by the infrared transmitting device N, the host controls the infrared receiving device 1 to stop rotating;
the host sends an N-number fence transmitting success signal to the N-number infrared transmitting device fence;
and after the N number fence receives the N number fence transmitting success signal, controlling the N number infrared transmitting device to stop rotating, and executing the voice prompt operation.
2. The method of claim 1, wherein the first-powered-on electronic fence automatically becomes a host to establish a local area network, and assigning a number 1 to itself to become a number 1 fence comprises:
the electronic fence searching network is started up firstly;
if the existing local area network is not searched, the host is used as the host to allocate a number 1 to the host, and the host becomes the fence 1;
the host broadcasts wireless signals outwards to form the local area network.
3. The method of claim 2, wherein after the electronic fence that is not first powered on is powered on, adding to the local area network and obtaining a number n through the host, and becoming the n-numbered fence comprises:
after the electronic fence which is not started first is started, broadcasting a wireless signal through the host to join the local area network, and sending a request signal to the host;
the host receives the request signal;
the host allocates a number n for the electronic fence which is not started first according to the number M of the network-accessed electronic fences, wherein n=M+1, M is more than or equal to 0, and n is E [2, N ];
the host sends a response signal to the electronic fence which is not started first, wherein the response signal comprises the number n;
and the electronic fence which is not started for the first time receives the response signal, acquires the number n and becomes the n-number fence.
4. The method for protecting an electronic fence based on wireless networking according to claim 3, wherein when any one of the infrared gates is blocked, after the electronic fence incapable of receiving the infrared signal performs the audible and visual alarm prompting operation, the method further comprises:
and after the host detects that the electronic fence which is successful in network access has a power failure event, sending an early warning signal to a server.
5. The electronic fence protection system is characterized by comprising N electronic fences, wherein 1 host machine and N-1 slave machines exist in the N electronic fences, the electronic fences comprise a cylindrical shell made of light-transmitting materials, a solar cell panel positioned on the upper surface of the cylindrical shell, a control key arranged on the surface of the cylindrical shell, a base arranged at the bottom of the cylindrical shell, and a main controller, a shaft column, an infrared emission device, an infrared receiving device, a chassis, a wireless module, a laser transmitter, a first motor, a second motor, an acousto-optic prompting module and a power module which are positioned in the cylindrical shell;
the chassis is arranged at the bottom of the cylindrical shell; the power module is arranged on the chassis, and the solar cell panel, the infrared emission device, the infrared receiving device, the wireless module, the laser transmitter, the first motor, the second motor and the acousto-optic prompt module are electrically connected with the power module;
the shaft post is coaxially arranged with the cylindrical shell, the shaft post is arranged on the chassis and is vertical to the chassis, the top of the outer surface of the shaft post is provided with a first gear structure, and the bottom of the outer surface of the shaft post is provided with a second gear structure;
the infrared emission device is fixedly arranged between the first motor, the first motor is in meshed transmission connection with the first gear structure, and the rotation angle range of the infrared emission device which follows the first motor to rotate by taking the shaft column as the shaft center is [0,360 ];
the infrared receiving device is fixedly arranged between the second motor and the second gear structure, the second motor is in meshed transmission connection with the second gear structure, and the rotation angle range of the infrared receiving device which follows the second motor and rotates by taking the shaft column as the shaft center is [0,360 ];
the laser emitter is arranged at the top of the side wall of the infrared emission device;
the main controller is fixedly arranged on the inner wall of the top of the cylindrical shell, and the control key, the infrared emission device, the infrared receiving device, the wireless module, the laser transmitter, the first motor, the second motor, the acousto-optic prompt module and the power supply module are electrically connected with and controlled by the main controller;
the wireless module and the acousto-optic prompt module are fixedly arranged on the shell of the main controller;
the master machine is the first electronic fence of the N electronic fences and establishes a local area network, the slave machine is the non-first electronic fence of the N electronic fences, the memory of each electronic fence stores a number and a receiving-transmitting frequency mapping table, and the signal transmitting frequency corresponding to the number x in the number and the receiving-transmitting frequency mapping table is the same as the signal receiving frequency corresponding to the number x+1:
the host is used for establishing the local area network, and allocating a number 1 to the host to be a fence 1; the system is also used for setting the signal transmitting frequency of the infrared transmitting device No. 1 and the signal receiving frequency of the infrared receiving device No. 1 in the system according to the number 1 and the number and receiving frequency mapping table;
the slave is used for joining the local area network and obtaining a number n through the host to form an n-number fence, wherein n is [2, N ]; the system is also used for setting the signal transmitting frequency of the n-number infrared transmitting device and the signal receiving frequency of the n-number infrared receiving device in the system according to the number n and the number and receiving frequency mapping table;
the N-number fence is used for receiving the fence closing instruction and becomes an electronic fence which finally enters the network; the signal transmitting frequency of the N infrared transmitting device is modified to be the signal receiving frequency corresponding to the number 1 in the number and receiving/transmitting frequency mapping table;
the main control device of the host is used for controlling the first motor of the host to drive the No. 1 infrared receiving device to rotate around the shaft; the first motor of the host is controlled to stop rotating after the infrared receiving device 1 receives the infrared signals of the infrared emitting device N of the rail N;
the main control device of the host is used for controlling the second motor of the host to drive the No. 1 infrared emission device to rotate around the shaft; the voice prompt device is also used for controlling the second motor of the host to stop rotating after receiving a successful signal received by the No. 2 fence sent by the No. 2 fence and executing voice prompt operation;
the master control device is used as the slave machine and used for controlling the first motor of the n-number fence to drive the n-number infrared receiving device to rotate around the shaft; the n-number infrared receiving device is also used for controlling the first motor of the n-number fence to stop rotating and sending an n-number fence receiving success signal to the host after receiving the infrared signal of the n-1 number infrared transmitting device of the n-1 number fence;
the host is used for sending an n-1 fence transmission success signal to the n-1 fence after receiving the n-fence reception success signal;
the n-1 fence is used for controlling the n-1 infrared emission device to stop rotating after receiving the n-1 fence emission success signal, and executing the voice prompt operation.
6. The electronic fence guard system of claim 5 wherein,
the main control device of the host is used for executing audible and visual alarm prompt operation through the audible and visual prompt module 1 of the host when the infrared receiving device 1 can not receive the infrared signal;
and when the n-number infrared receiving device cannot receive infrared signals, the n-number acousto-optic prompting module used for passing through the n-number fence executes the acousto-optic warning prompting operation.
7. The electronic fence guard system of claim 6 wherein,
and the main control device of the host is used for sending an early warning signal to the server after detecting the power failure event of the n-number fence which is successful in network access.
CN202210198689.8A 2022-03-02 2022-03-02 Electronic fence protection method and electronic fence protection system based on wireless networking Active CN114566016B (en)

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