CN116052311A - Intelligent padlock system for wind farm and operation method thereof - Google Patents
Intelligent padlock system for wind farm and operation method thereof Download PDFInfo
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- CN116052311A CN116052311A CN202310028865.8A CN202310028865A CN116052311A CN 116052311 A CN116052311 A CN 116052311A CN 202310028865 A CN202310028865 A CN 202310028865A CN 116052311 A CN116052311 A CN 116052311A
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- 230000007958 sleep Effects 0.000 claims description 14
- 230000005059 dormancy Effects 0.000 claims description 11
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B67/00—Padlocks; Details thereof
- E05B67/06—Shackles; Arrangement of the shackle
- E05B67/22—Padlocks with sliding shackles, with or without rotary or pivotal movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
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- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
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- General Engineering & Computer Science (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses an intelligent padlock system of a wind farm and an operation method thereof, wherein the intelligent padlock system of the wind farm comprises a Bluetooth padlock, a Bluetooth-to-Wi-Fi device in communication connection with the Bluetooth padlock, a wireless AP in communication connection with the Bluetooth-to-Wi-Fi device and a server connected with the wireless AP through an Ethernet; the server acquires unlocking application information and judges based on wind power plant production management data, and when judging that the preset requirement is met, the server sends an unlocking instruction to the Bluetooth padlock corresponding to the padlock ID, and the Bluetooth padlock performs unlocking action based on the unlocking instruction. The intelligent padlock system for the wind farm can meet the requirements of convenient unlocking of the wind farm and safety control of entrance and exit of key parts of a fan.
Description
Technical Field
The invention belongs to the crossing fields of wind farm information technology, communication technology and padlock technology, and particularly relates to an intelligent padlock system of a wind farm and an operation method thereof.
Background
The machine cabin door, the box-type transformer door and the fence door of the wind power plant fan are generally provided with padlocks, when an operation and maintenance person enters the wind power plant to implement operation and maintenance work, a plurality of key discs are often required to be borrowed in advance and carried, and each unlocking time, a key corresponding to the lock is required to be searched in the plurality of key discs for unlocking; this conventional approach as described above tends to cause the following problems: (1) The key borrowing is not regulated, so that the key is easy to lose, the operation and maintenance work is influenced, and the situation of frequently damaging the lockset is caused; (2) the time for searching the key is long, and the working efficiency is affected; (3) The state of the door lock cannot be perceived, and a control means for the door lock is lacked, so that the fan padlock is always in an abnormal opening state; (4) Because the fan job site is far away from the booster station, when the emergency needs to open the lock in a certain place fast, fortune dimension personnel can't in time get required key, delays on-the-spot work.
At present, an intelligent padlock system applied in the power industry mainly adopts a mode of combining an rimless electronic lock, an electronic key, a smart phone and a management platform, an unlocking application is provided through an APP installed on the smart phone, a management center personnel approves authorization on a terminal PC, the mobile phone APP obtains unlocking authority, a key is transmitted to the electronic key through Bluetooth, the electronic key is inserted into a lock hole of a passive electronic lock to supply power to the electronic lock core, and the electronic lock is unlocked after the key is verified; the defects of the intelligent padlock system mainly comprise: 1) The unlocking application requires manual approval by management center personnel, and the development of on-site work is delayed under the condition that the approval is not in time; 2) The management platform cannot monitor the on-off state of the padlock; 3) The operation and maintenance personnel need to carry a special electronic key besides the smart phone.
In view of the foregoing, the present smart padlock system has advanced over conventional padlocks, but has drawbacks, and a new smart padlock system for wind farms is needed.
Disclosure of Invention
The invention aims to provide an intelligent padlock system for a wind farm and an operation method thereof, which are used for solving one or more technical problems. The intelligent padlock system for the wind farm can meet the requirements of convenient unlocking of the wind farm and safety control of entrance and exit of key parts of a fan.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the invention provides an intelligent padlock system for a wind farm, which comprises the following components: the Bluetooth padlock comprises a Bluetooth padlock body, a Bluetooth-to-Wi-Fi device in communication connection with the Bluetooth padlock body, a wireless AP in communication connection with the Bluetooth-to-Wi-Fi device and a server in communication with the wireless AP through an Ethernet;
the Bluetooth padlock is provided with a two-dimensional code, and the two-dimensional code is used for acquiring a padlock ID of the Bluetooth padlock;
the server is provided with an unlocking calculation center, and the unlocking calculation center comprises an unlocking information acquisition module, a personnel verification module, a position verification module and an unlocking authorization module;
the unlocking information acquisition module is used for receiving unlocking face data, terminal three-dimensional position coordinates and padlock IDs through a network, and reading personnel data corresponding to incomplete work tasks and three-dimensional position coordinates of the Bluetooth padlock, which are associated with all equipment in a Bluetooth padlock control range and correspond to the padlock IDs, from a preset production management database according to the padlock IDs;
the personnel verification module is used for verifying whether an unlocking person is in a personnel data range corresponding to the incomplete work task or not based on personnel data corresponding to the incomplete work task and the unlocking face data, and judging that the first unlocking requirement is met if the unlocking person is in the personnel data range corresponding to the incomplete work task;
the position verification module is used for obtaining the linear distance between the three-dimensional position coordinate of the terminal and the three-dimensional position coordinate of the Bluetooth padlock corresponding to the padlock ID, comparing the linear distance with a preset threshold value, and judging that the second unlocking requirement is met if the linear distance is smaller than or equal to the preset threshold value;
the unlocking authorization module is used for acquiring results output by the personnel checking module and the position checking module, and when the first unlocking requirement and the second unlocking requirement are simultaneously met, an unlocking instruction is sent to a Bluetooth padlock corresponding to the padlock ID, and the Bluetooth padlock performs unlocking action based on the unlocking instruction; the unlocking authorization module is also used for acquiring an unlocking command input from the outside, sending an unlocking command to the corresponding Bluetooth padlock based on the unlocking command, and the Bluetooth padlock performs unlocking action based on the unlocking command.
The Bluetooth padlock comprises a lock body, a lock beam and a lock shell sleeved outside the lock body;
the lock body is internally provided with a wireless charging receiving unit, a circuit board electrically connected with the wireless charging receiving unit, a driving device and a Bluetooth module electrically connected with the circuit board, and a locking assembly which cooperates with the driving device; the two sides of the upper part of the lock body are respectively provided with a first lock hole and a second lock hole;
the lock beam is a U-shaped lock beam, and the two ends of the U-shaped lock beam are respectively a long rod end and a short rod end; the long rod end is used for being inserted into the first lock hole, and the short rod end is used for being inserted into the second lock hole; the long rod end is inwards provided with a locking beam groove at one side close to the short rod end, and the locking beam groove is used for being matched with the locking assembly to realize unlocking and locking of the Bluetooth padlock.
A further improvement of the present invention is that,
a controller is arranged in the lock body of the Bluetooth padlock and is electrically connected with the circuit board; the locking component is internally provided with a pressure sensing element, and the pressure sensing element is electrically connected with the circuit board; the controller calculates and obtains the on-off state of the padlock through the pressure sensed by the pressure sensing element, and the on-off state of the padlock is output through the Bluetooth module.
A further improvement of the present invention is that,
the Bluetooth padlock is further provided with an electric quantity acquisition component, the electric quantity acquisition component is connected with the circuit board and used for acquiring battery electric quantity in the wireless charging receiving unit, and the acquired battery electric quantity is output through the Bluetooth module.
A further improvement of the present invention is that,
the Bluetooth-to-Wi-Fi device comprises a Bluetooth antenna, a Bluetooth module connected with the Bluetooth antenna, a micro control unit connected with the Bluetooth module, a Wi-Fi module and a power module connected with the micro control unit, and a Wi-Fi antenna connected with the Wi-Fi module; the Bluetooth antenna is used for being in communication connection with a Bluetooth module of the Bluetooth padlock, and the Wi-Fi antenna is used for accessing a local area network inside a wind power plant;
the Bluetooth module is used for receiving the data packet, carrying out protocol conversion on the received data packet by the micro control unit, and sending the converted data packet through the Wi-Fi module and the Wi-Fi antenna; and after the Wi-Fi module receives the data packet, the micro control unit performs protocol conversion on the received data packet, and sends out the converted data packet through the Bluetooth module and the Bluetooth antenna.
A further improvement of the present invention is that,
the Bluetooth-to-Wi-Fi device is also provided with a dormancy control unit and a clock component, wherein the dormancy control unit and the clock component are connected with the micro control unit;
the sleep control unit senses transmission data streams of the Bluetooth module and the Wi-Fi module at intervals, and when the Bluetooth module and the Wi-Fi module have no transmission data stream in a continuous preset time, the sleep control unit sends a sleep instruction to the micro control unit, and the micro control unit enters a sleep state; when the Bluetooth module or the Wi-Fi module receives data flow transmitted from the outside and transmits the data flow to the micro control unit, the micro control unit automatically releases dormancy;
the clock component is provided with a clock and a timing wake-up interface; the timing wake-up interface wakes up the micro control unit at preset intervals at fixed time and sends a padlock state acquisition instruction to the micro control unit; and after the micro control unit is awakened, a padlock on-off state acquisition request and a padlock battery electric quantity acquisition request are sent to the Bluetooth padlock through the Bluetooth module and the Bluetooth antenna, and after the micro control unit receives a padlock on-off state and a padlock battery electric quantity data packet, the micro control unit transmits the padlock on-off state and the padlock battery electric quantity data packet to a server through the Wi-Fi module and the Wi-Fi antenna.
A further improvement of the present invention is that it further comprises:
a smart phone in communication connection with the wireless AP through a Wi-Fi network; the intelligent mobile phone is provided with an unlocking application client, and the unlocking application client is provided with a code scanning module, a face acquisition module and a position acquisition module;
the code scanning module is used for scanning and identifying the two-dimensional code of the Bluetooth padlock to obtain the padlock ID; the face acquisition module is used for acquiring unlocking face data; the position acquisition module is used for acquiring three-dimensional position coordinates of the terminal through a GPS positioning module of the smart phone; the unlocking face data, the terminal three-dimensional position coordinates and the padlock ID which are acquired by the unlocking application client are used for being sent to the server through the Wi-Fi network and the wireless AP.
The invention further improves that when the number of the Bluetooth padlocks is multiple, each Bluetooth padlock is provided with a unique corresponding two-dimensional code.
The invention provides an operation method of an intelligent padlock system of a wind farm, which comprises the following unlocking steps:
an unlocking information acquisition module of an unlocking calculation center of the server receives unlocking face data, terminal three-dimensional position coordinates and padlock ID which are input from the outside; reading personnel data corresponding to incomplete work tasks and corresponding to Bluetooth padlock associated with all equipment in a Bluetooth padlock control range corresponding to the padlock ID from a preset wind farm production management database according to the padlock ID; the padlock ID is obtained based on a two-dimensional code set by a Bluetooth padlock to be unlocked;
the personnel verification module of the server verifies whether an unlocking person is in a personnel data range corresponding to the incomplete work task or not based on the personnel data corresponding to the incomplete work task and the unlocking face data, and if the unlocking person is in the personnel data range corresponding to the incomplete work task, the first unlocking requirement is judged to be met; the position verification module of the server obtains the linear distance between the three-dimensional position coordinates of the terminal and the three-dimensional position coordinates of the Bluetooth padlock corresponding to the padlock ID, compares the linear distance with a preset threshold value, and judges that the second unlocking requirement is met if the linear distance is smaller than or equal to the preset threshold value; when the first unlocking requirement and the second unlocking requirement are simultaneously met, the unlocking authorization module sends an unlocking instruction to the Bluetooth padlock corresponding to the padlock ID, and the Bluetooth padlock performs unlocking action based on the unlocking instruction.
The invention provides an operation method of an intelligent padlock system of a wind farm, which comprises the following unlocking steps:
the unlocking authorization module of the unlocking computation center of the server obtains an unlocking command input from the outside, and sends an unlocking command to a corresponding Bluetooth padlock based on the unlocking command, and the Bluetooth padlock performs unlocking action based on the unlocking command.
Compared with the prior art, the invention has the following beneficial effects:
the intelligent padlock system for the wind power plant, provided by the invention, has the advantages of simple unlocking mode, intelligent verification and authorization of unlocking authority, controllable padlock state and capability of unlocking without carrying a special key, and can meet the requirements of convenient unlocking of the wind power plant and safety control of entrance and exit of key parts of a fan. The intelligent padlock system of the wind farm is integrated with the production management system of the wind farm, so that intelligent verification and authorization of unlocking authority based on a work task are realized, and unlocking is convenient; the unlocking process can be started only by scanning the two-dimensional code of the padlock by an unlocking person, the system automatically performs intelligent verification on the identity and the place of the applicant and the work tasks related to equipment in the padlock range, and the padlock is automatically unlocked when the application meets the requirements, so that the unlocking process is standardized, and the workload of manual approval and authority authorization is also reduced. In conclusion, the intelligent padlock system of the wind farm is integrated with the production management system of the wind farm, so that intelligent verification and authorization of unlocking authority based on a work task are realized, unlocking is convenient, and the workload of manual approval and authority authorization is reduced.
According to the invention, the dormancy mechanism of the Bluetooth-to-Wi-Fi device greatly reduces the power consumption, and the timed wake-up mechanism realizes the active monitoring of the on-off states and the battery power of all padlocks of the whole wind power plant by a system administrator.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description of the embodiments or the drawings used in the description of the prior art will make a brief description; it will be apparent to those of ordinary skill in the art that the drawings in the following description are of some embodiments of the invention and that other drawings may be derived from them without undue effort.
FIG. 1 is a schematic diagram of the major components of a wind farm intelligent padlock system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an overall deployment architecture of a wind farm intelligent padlock system in accordance with an embodiment of the present invention;
in the figure, 1, a wireless charging receiving unit; 2. a circuit board; 3. a driving device; 4. a Bluetooth module; 5. a locking assembly; 6. a Bluetooth antenna; 7. a Bluetooth module; 8. a micro control unit; 9. Wi-Fi module; 10. a Wi-Fi antenna; 11. a power module; 12. a sleep control unit; 13. a clock assembly; 14. a code scanning module; 15. a face acquisition module; 16. a position acquisition module; 17. an unlocking information acquisition module; 18. a personnel checking module; 19. a position verification module; 20. and an unlocking authorization module.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the attached drawing figures:
referring to fig. 1, an intelligent padlock system for a wind farm provided by an embodiment of the present invention includes: the Bluetooth padlock comprises a Bluetooth padlock body, a Bluetooth-to-Wi-Fi device in communication connection with the Bluetooth padlock body, a wireless AP in communication connection with the Bluetooth-to-Wi-Fi device, a server in communication connection with the wireless AP through an Ethernet, and a smart phone in communication connection with the wireless AP through a Wi-Fi network.
In the embodiment of the invention, the Bluetooth padlock comprises a lock body, a lock beam and a lock shell sleeved outside the lock body; the lock body is internally provided with a wireless charging receiving unit 1, a circuit board 2 electrically connected with the wireless charging receiving unit 1, a driving device 3 and a Bluetooth module 4 electrically connected with the circuit board 2, and a locking assembly 5 matched with the driving device 3. The specific exemplary, the both sides on lock body upper portion are provided with first lockhole and second lockhole respectively, the lock beam is the U-shaped, and the both ends of lock beam are long rod end and short rod end respectively, long rod end inserts first lockhole, the short rod end inserts the second lockhole, the lock beam groove has been inwards seted up to one side that long rod end is close to the short rod end, locking component 5 with lock beam groove cooperatees, realizes the unblanking and the lock of padlock.
In the embodiment of the invention, the Bluetooth-to-Wi-Fi device comprises a Bluetooth antenna 6, a Bluetooth module 7 connected with the Bluetooth antenna 6, a micro-control unit 8 connected with the Bluetooth module 7, a Wi-Fi module 9 connected with the micro-control unit 8, a Wi-Fi antenna 10 connected with the Wi-Fi module 9, and a power module 11 connected with the micro-control unit 8. The Bluetooth-to-Wi-Fi device is connected with a plurality of external Bluetooth padlocks through a Bluetooth antenna 6, and is connected into a local area network in the wind power plant through a Wi-Fi antenna 10; when the Bluetooth module 7 receives the data packet, the micro control unit 8 performs protocol conversion on the data packet, and sends the converted data packet out through the Wi-Fi module 9; when the Wi-Fi module 9 receives the data packet, the micro control unit 8 performs protocol conversion on the data packet, and the converted data packet is sent out through the Bluetooth module 7.
In the embodiment of the invention, an unlocking calculation center is arranged on the server, and the unlocking calculation center comprises an unlocking information acquisition module 17, a personnel verification module 18, a position verification module 19 and an unlocking authorization module 20. The unlocking information acquisition module 17 receives unlocking face data, terminal three-dimensional position coordinates and padlock ID sent by the smart phone through a network, and reads personnel data (including reference pictures) corresponding to incomplete work tasks associated with all equipment in the padlock control range and the three-dimensional position coordinates of the padlock from the production management database according to the padlock ID; the personnel verification module 18 carries out similarity matching on unlocking face data acquired by the unlocking information acquisition module 17 and personnel photos corresponding to incomplete work tasks associated with all equipment in the padlock control range one by one through a face recognition algorithm, so that whether an unlocking person is in a personnel range corresponding to the incomplete work tasks associated with all equipment in the padlock control range is verified, and if the unlocking person is in the personnel range, a first unlocking requirement is met; the position verification module 19 calculates the linear distance between the three-dimensional position coordinates of the terminal and the three-dimensional position coordinates of the padlock, which are acquired by the unlocking information acquisition module 17, and compares the linear distance with a preset threshold value, and if the linear distance is smaller than the threshold value, the second unlocking requirement is met; the unlocking authorization module 20 sends an unlocking command to the padlock through the network when the first unlocking requirement and the second unlocking requirement are simultaneously met according to the results output by the personnel checking module 18 and the position checking module 19.
In the preferred technical scheme of the embodiment of the invention, each Bluetooth padlock has a unique corresponding two-dimensional code.
In the embodiment of the invention, an unlocking application client is arranged on a smart phone, and the unlocking application client is provided with a code scanning module 14, a face acquisition module 15 and a position acquisition module 16; after the code scanning module 14 scans and recognizes the two-dimensional code of the padlock, the padlock ID is obtained, the face acquisition module 15 starts to obtain unlocking face data, meanwhile, the position acquisition module 16 obtains three-dimensional position coordinates of the terminal through the GPS positioning module of the smart phone, and the unlocking application client sends the unlocking face data, the three-dimensional position coordinates of the terminal and the padlock ID to the server through a network.
In a further preferred technical scheme of the embodiment of the invention, a controller is arranged in the lock body of the Bluetooth padlock, and the controller is electrically connected with the circuit board 2; the Bluetooth padlock is provided with a pressure sensing element in the locking component 5, the pressure sensing element is electrically connected with the circuit board 2, and a controller of the Bluetooth padlock calculates the on-off state of the padlock through the pressure sensed by the pressure sensing element. When the unlocking and locking actions are completed or the external initiative initiates a state acquisition requirement, the Bluetooth padlock automatically calculates the unlocking and locking state of the padlock and transmits the unlocking and locking state to the external environment through Bluetooth.
In the embodiment of the invention, the Bluetooth padlock is also provided with an electric quantity acquisition component, and the electric quantity acquisition component is connected with the circuit board 2; the electric quantity acquisition component can read the electric quantity of the battery in the wireless charging receiving unit 1 and transmit the electric quantity to the outside through Bluetooth.
In the embodiment of the invention, the Bluetooth-to-Wi-Fi device is also provided with a dormancy control unit 12 and a clock component 13; wherein, the sleep control unit 12 and the clock component 13 are both connected with the micro control unit 8. The sleep control unit 12 senses transmission data streams of the bluetooth module 7 and the Wi-Fi module 9 at intervals of seconds, and when the bluetooth module 7 and the Wi-Fi module 9 have no transmission data stream for a preset duration, the sleep control unit 12 sends a sleep instruction to the micro control unit 8, and the micro control unit 8 enters a sleep state. When the Bluetooth module 7 or the Wi-Fi module 9 receives the data stream transmitted from the outside and transmits the data stream to the micro-control unit 8, the micro-control unit 8 automatically releases dormancy. The clock component 13 is provided with a clock and a timing awakening interface, the timing awakening interface wakes the micro-control unit 8 at preset intervals, and sends a padlock state acquisition instruction to the micro-control unit 8, after the micro-control unit 8 is awakened, the padlock is sent to a Bluetooth padlock through the Bluetooth module 7 and the Bluetooth antenna 6 to obtain a padlock on-off state acquisition request and a padlock battery electric quantity acquisition request, and after the micro-control unit 8 receives a padlock on-off state and battery electric quantity data packet, the padlock is transmitted to a server through the Wi-Fi module 9 and the Wi-Fi antenna 10.
Referring to fig. 2, in the system deployment of the embodiment of the present invention, a wireless AP and a bluetooth-to-Wi-Fi device are deployed below a tower of each wind turbine, a bluetooth padlock is installed on a tower door, a fence door, and a box transformer door of each wind turbine, and a server is deployed in a centralized control center; the wireless AP is connected with the server through the Ethernet, the Bluetooth-to-Wi-Fi device is connected with the wireless AP through a Wi-Fi network, and Bluetooth padlocks on the tower barrel door, the fence door and the box transformer door are respectively connected with the Bluetooth-to-Wi-Fi device.
The unlocking can be realized in two ways in the operation process of the intelligent padlock system of the wind farm, which comprises the following steps:
(1) When operation and maintenance personnel hold that the smart mobile phone is located near the fan, the smart mobile phone is in communication connection with the wireless AP through the Wi-Fi network, so that the local area network inside the wind power plant is accessed, unlocking based on service authentication can be realized through the smart mobile phone, and the specific unlocking steps are as follows:
1) The two-dimensional code of the padlock is scanned and recognized through a code scanning module 14 of an unlocking application client installed on the smart phone, a padlock ID is obtained, a face acquisition module 15 acquires unlocking face data, meanwhile, a position acquisition module 16 acquires terminal three-dimensional position coordinates through a GPS positioning module of the smart phone, and the unlocking application client sends the unlocking face data, the terminal three-dimensional position coordinates and the padlock ID to a server through Wi-Fi and Ethernet;
2) The unlocking information acquisition module 17 of the server unlocking calculation center receives unlocking face data, terminal three-dimensional position coordinates and padlock ID sent by the smart phone, and reads personnel data corresponding to unfinished work tasks associated with all equipment in the padlock control range and the three-dimensional position coordinates of the padlock from a production management database according to the padlock ID;
3) The personnel verification module 18 of the server unlocking calculation center carries out similarity matching on unlocking face data acquired by the unlocking information acquisition module 17 and personnel photos in personnel data corresponding to incomplete work tasks associated with all equipment in the padlock control range one by one through a face recognition algorithm, so that whether an unlocking person is in a personnel range corresponding to the incomplete work tasks associated with all equipment in the padlock control range is verified, and if the unlocking person is in the personnel range, a first unlocking requirement is met; the position verification module 19 calculates the linear distance between the three-dimensional position coordinates of the terminal and the three-dimensional position coordinates of the padlock, which are acquired by the unlocking information acquisition module 17, and compares the linear distance with a preset threshold value, and if the linear distance is smaller than the threshold value, the second unlocking requirement is met;
4) The unlocking authorization module 20 sends unlocking instruction data packets to a Bluetooth-to-Wi-Fi device connected with the padlock Bluetooth through an Ethernet and Wi-Fi network when the first unlocking requirement and the second unlocking requirement are simultaneously met according to the results output by the personnel checking module 18 and the position checking module 19, and the micro control unit 8 carries out protocol conversion on the unlocking instruction data packets and then sends the converted unlocking instruction data packets to the padlock through the Bluetooth module 7;
5) The Bluetooth module 4 of the Bluetooth padlock receives an unlocking instruction data packet sent by the Bluetooth-to-Wi-Fi device, and the controller controls the driving device 3 to drive the locking assembly 5 to act reversely according to the unlocking instruction, so that the lock bolt moves out of the lock beam groove, and unlocking is completed.
(2) When an emergency is met and all devices in the control range of the padlock to be unlocked have no associated unfinished work tasks, but still need to be unlocked in an emergency, a system administrator can operate the unlocking at a server side, and the specific unlocking steps are as follows:
1) The unlocking authorization module 20 of the server unlocking computing center directly sends an unlocking command, an unlocking command data packet is sent to a Bluetooth-to-Wi-Fi device connected with the padlock Bluetooth through an Ethernet and Wi-Fi network, and the micro control unit 8 carries out protocol conversion on the unlocking command data packet and then sends the converted unlocking command data packet to the padlock through the Bluetooth module 7;
2) The Bluetooth module 4 of the Bluetooth padlock receives an unlocking instruction data packet sent by the Bluetooth-to-Wi-Fi device, and the controller controls the driving device 3 to drive the locking assembly 5 to act reversely according to the unlocking instruction, so that the lock bolt moves out of the lock beam groove, and unlocking is completed.
In summary, the wind farm intelligent padlock system provided by the embodiment of the invention is fused with the wind farm production management system, so that the intelligent verification and authorization of unlocking authority based on a work task are realized, and the unlocking is convenient; the unlocking person can unlock the unlocking process by only scanning the two-dimensional code of the padlock through the smart phone, the system automatically performs intelligent verification on the identity and the place of the applicant and the work task related to equipment in the padlock range, and the padlock is automatically unlocked when the application meets the requirement. Therefore, the unlocking flow is standardized, and the workload of manual approval and authority authorization is also reduced. The applicant only needs to hold the smart phone and does not need to hold other special keys. According to the intelligent padlock system for the wind farm, the Bluetooth-to-Wi-Fi device has the functions of dormancy and timed awakening, and the dormancy mechanism can greatly reduce the power consumption of the Bluetooth-to-Wi-Fi device and prolong the battery replacement period; the timing wake-up mechanism can wake up the micro control unit at regular time and send padlock on-off state acquisition requests and padlock battery electric quantity acquisition requests to the Bluetooth padlock, so that the system administrator can actively monitor the on-off states and battery electric quantity of all padlocks in the whole wind power plant, and timely remind and process the Bluetooth padlock when the Bluetooth padlock is in low electric quantity or abnormal state, and the equipment availability is improved. In addition, according to the intelligent padlock system for the wind farm, only on the basis of existing facilities (Wi-Fi internal network is covered around a fan) of the wind farm, a common padlock is replaced to be the Bluetooth padlock, the Bluetooth-to-Wi-Fi device is installed, management and operation software is installed on a server and a smart phone, infrastructure construction is not required on the fan site, and construction workload and deployment cost are reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (10)
1. An intelligent padlock system for a wind farm, comprising: the Bluetooth padlock comprises a Bluetooth padlock body, a Bluetooth-to-Wi-Fi device in communication connection with the Bluetooth padlock body, a wireless AP in communication connection with the Bluetooth-to-Wi-Fi device and a server in communication with the wireless AP through an Ethernet;
the Bluetooth padlock is provided with a two-dimensional code, and the two-dimensional code is used for acquiring a padlock ID of the Bluetooth padlock;
the server is provided with an unlocking calculation center, and the unlocking calculation center comprises an unlocking information acquisition module (17), a personnel verification module (18), a position verification module (19) and an unlocking authorization module (20);
the unlocking information acquisition module (17) is used for receiving unlocking face data, terminal three-dimensional position coordinates and padlock IDs through a network, and reading personnel data corresponding to incomplete work tasks and three-dimensional position coordinates of the Bluetooth padlock, which are associated with all equipment in a Bluetooth padlock control range and correspond to the padlock IDs, from a preset production management database according to the padlock IDs;
the personnel verification module (18) is used for verifying whether an unlocking person is in a personnel data range corresponding to the incomplete work task or not based on personnel data corresponding to the incomplete work task and the unlocking face data, and judging that the first unlocking requirement is met if the unlocking person is in the personnel data range corresponding to the incomplete work task;
the position verification module (19) is used for obtaining the linear distance between the three-dimensional position coordinate of the terminal and the three-dimensional position coordinate of the Bluetooth padlock corresponding to the padlock ID, comparing the linear distance with a preset threshold value, and judging that the second unlocking requirement is met if the linear distance is smaller than or equal to the preset threshold value;
the unlocking authorization module (20) is used for acquiring results output by the personnel checking module (18) and the position checking module (19), and when the first unlocking requirement and the second unlocking requirement are simultaneously met, an unlocking instruction is sent to a Bluetooth padlock corresponding to the padlock ID, and the Bluetooth padlock performs unlocking action based on the unlocking instruction; the unlocking authorization module (20) is further used for acquiring an unlocking command input from the outside, sending an unlocking command to a corresponding Bluetooth padlock based on the unlocking command, and the Bluetooth padlock performs unlocking action based on the unlocking command.
2. The intelligent padlock system of claim 1, wherein the bluetooth padlock comprises a lock body, a lock beam and a lock shell sleeved outside the lock body;
the lock body is internally provided with a wireless charging receiving unit (1), a circuit board (2) electrically connected with the wireless charging receiving unit (1), a driving device (3) and a Bluetooth module (4) which are electrically connected with the circuit board (2), and a locking component (5) which cooperates with the driving device (3); the upper part of the lock body is provided with a first lock hole and a second lock hole;
the lock beam is a U-shaped lock beam, and the two ends of the U-shaped lock beam are respectively a long rod end and a short rod end; the long rod end is used for being inserted into the first lock hole, and the short rod end is used for being inserted into the second lock hole; the long rod end is inwards provided with a locking beam groove at one side close to the short rod end, and the locking beam groove is used for being matched with the locking assembly (5) to realize unlocking and locking of the Bluetooth padlock.
3. The intelligent padlock system of claim 2, wherein,
a controller is arranged in the lock body of the Bluetooth padlock and is electrically connected with the circuit board (2);
a pressure sensing element is arranged in the locking assembly (5), and the pressure sensing element is electrically connected with the circuit board (2);
the controller calculates and obtains the on-off state of the padlock through the pressure sensed by the pressure sensing element, and the obtained on-off state of the padlock is output through the Bluetooth module (4).
4. The intelligent padlock system of claim 2, wherein,
the Bluetooth padlock is further provided with an electric quantity acquisition component, the electric quantity acquisition component is connected with the circuit board (2) and used for acquiring battery electric quantity in the wireless charging receiving unit (1), and the acquired battery electric quantity is output through the Bluetooth module (4).
5. The intelligent padlock system of claim 1, wherein,
the Bluetooth-to-Wi-Fi device comprises a Bluetooth antenna (6), a Bluetooth module (7) connected with the Bluetooth antenna (6), a micro control unit (8) connected with the Bluetooth module (7), a Wi-Fi module (9) and a power module (11) connected with the micro control unit (8), and a Wi-Fi antenna (10) connected with the Wi-Fi module (9); the Bluetooth antenna (6) is used for being in communication connection with the Bluetooth module (4) of the Bluetooth padlock, and the Wi-Fi antenna (10) is used for being connected to a local area network inside a wind power plant;
the Bluetooth module (7) receives the data packet, and the micro control unit (8) is used for carrying out protocol conversion on the received data packet and sending the converted data packet through the Wi-Fi module (9) and the Wi-Fi antenna (10); after the Wi-Fi module (9) receives the data packet, the micro control unit (8) performs protocol conversion on the received data packet, and sends out the converted data packet through the Bluetooth module (7) and the Bluetooth antenna (6).
6. The intelligent padlock system of claim 5, wherein,
the Bluetooth-to-Wi-Fi device is further provided with a dormancy control unit (12) and a clock component (13), and the dormancy control unit (12) and the clock component (13) are connected with the micro-control unit (8);
the sleep control unit (12) senses transmission data streams of the Bluetooth module (7) and the Wi-Fi module (9) at intervals, and when the Bluetooth module (7) and the Wi-Fi module (9) have no transmission data stream in a continuous preset time, the sleep control unit (12) sends a sleep instruction to the micro control unit (8), and the micro control unit (8) enters a sleep state; when the Bluetooth module (7) or the Wi-Fi module (9) receives data flow transmitted from the outside and transmits the data flow to the micro control unit (8), the micro control unit (8) automatically releases dormancy;
the clock component (13) is provided with a clock and timing wake-up interface; the timing wake-up interface wakes up the micro control unit (8) at preset intervals at fixed time and sends a padlock state acquisition instruction to the micro control unit (8); after the micro control unit (8) is awakened, a padlock on-off state acquisition request and a padlock battery electric quantity acquisition request are sent to a Bluetooth padlock through the Bluetooth module (7) and the Bluetooth antenna (6), and after the micro control unit (8) receives a padlock on-off state and a padlock battery electric quantity data packet, the padlock on-off state and padlock battery electric quantity data packet is transmitted to a server through the Wi-Fi module (9) and the Wi-Fi antenna (10).
7. The intelligent padlock system of claim 1, further comprising:
a smart phone in communication connection with the wireless AP through a Wi-Fi network; the intelligent mobile phone is provided with an unlocking application client, and the unlocking application client is provided with a code scanning module (14), a face acquisition module (15) and a position acquisition module (16);
the code scanning module (14) is used for scanning and identifying the two-dimensional code of the Bluetooth padlock to obtain the padlock ID; the face acquisition module (15) is used for acquiring unlocking face data; the position acquisition module (16) is used for acquiring three-dimensional position coordinates of the terminal through a GPS positioning module of the smart phone; the unlocking face data, the terminal three-dimensional position coordinates and the padlock ID which are acquired by the unlocking application client are used for being sent to the server through the Wi-Fi network and the wireless AP.
8. The intelligent padlock system of claim 1, wherein when the number of bluetooth padlocks is plural, each bluetooth padlock has a unique corresponding two-dimensional code.
9. A method of operating the intelligent padlock system of claim 1, wherein the unlocking step comprises:
an unlocking information acquisition module (17) of an unlocking calculation center of the server receives unlocking face data, terminal three-dimensional position coordinates and padlock ID which are input from the outside; reading personnel data corresponding to incomplete work tasks and corresponding to Bluetooth padlock associated with all equipment in a Bluetooth padlock control range corresponding to the padlock ID from a preset wind farm production management database according to the padlock ID; the padlock ID is obtained based on a two-dimensional code set by a Bluetooth padlock to be unlocked;
a personnel verification module (18) of the server verifies whether an unlocking person is in a personnel data range corresponding to the incomplete work task or not based on personnel data corresponding to the incomplete work task and the unlocking face data, and if the unlocking person is in the personnel data range corresponding to the incomplete work task, the first unlocking requirement is judged to be met; a position verification module (19) of the server acquires the linear distance between the three-dimensional position coordinate of the terminal and the three-dimensional position coordinate of the Bluetooth padlock corresponding to the padlock ID, compares the linear distance with a preset threshold value, and judges that the second unlocking requirement is met if the linear distance is smaller than or equal to the preset threshold value; when the first unlocking requirement and the second unlocking requirement are simultaneously met, the unlocking authorization module (20) sends an unlocking instruction to the Bluetooth padlock corresponding to the padlock ID, and the Bluetooth padlock performs unlocking action based on the unlocking instruction.
10. A method of operating the intelligent padlock system of claim 1, wherein the unlocking step comprises:
an unlocking authorization module (20) of an unlocking calculation center of the server acquires an unlocking command input from the outside, and sends an unlocking command to a corresponding Bluetooth padlock based on the unlocking command, and the Bluetooth padlock performs unlocking action based on the unlocking command.
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