CN115294689B - Shipment fault decision system based on vending machine self-checking - Google Patents
Shipment fault decision system based on vending machine self-checking Download PDFInfo
- Publication number
- CN115294689B CN115294689B CN202210920601.9A CN202210920601A CN115294689B CN 115294689 B CN115294689 B CN 115294689B CN 202210920601 A CN202210920601 A CN 202210920601A CN 115294689 B CN115294689 B CN 115294689B
- Authority
- CN
- China
- Prior art keywords
- fault
- vending machine
- shipment
- determining
- monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/02—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus
- G07F9/026—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus for alarm, monitoring and auditing in vending machines or means for indication, e.g. when empty
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/02—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus
- G07F9/023—Arrangements for display, data presentation or advertising
- G07F9/0235—Arrangements for display, data presentation or advertising the arrangements being full-front touchscreens
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
Abstract
The invention provides a vending machine self-checking-based shipment fault judging system, which comprises: the instruction starting module is used for acquiring a goods outlet channel of goods to be discharged and starting a monitoring instruction based on the goods outlet channel; the running condition confirmation module is used for monitoring the running condition of the goods to be delivered in the delivery channel based on the monitoring instruction; and the fault judging module is used for judging whether the vending machine has a shipment fault or not according to the running condition of the commodity to be shipped. Through monitoring the goods way that vending machine waited to deliver goods place, ensure to carry out accurate effectual acquisition to the motion situation of goods on the goods way, provide the guarantee for accurately judging whether there is the shipment trouble, improved the monitoring rate of accuracy to vending machine shipment situation, promoted user's purchase experience.
Description
Technical Field
The invention relates to the technical field of vending machine fault detection, in particular to a vending machine self-detection-based shipment fault judging system.
Background
At present, the vending machine has an increasingly wide application range, is generally distributed in places such as supermarkets, basketball courts, gyms, parks and the like, and provides great convenience for meeting the demands of different customers;
However, as vending machines are increasingly used, problems of the vending machines are continuously raised, including management and fault detection of the vending machines, and if the vending machines have faults, such as shipment faults, and result in goods blocking, the purchasing experience of customers is directly affected;
because vending machines are distributed at different positions, when the vending machine breaks down, the traditional solution is that a worker usually goes to a destination where the vending machine is located to perform fault analysis on each element of the vending machine, so that faults are removed, and the method is time-consuming and labor-consuming and has low efficiency.
Disclosure of Invention
The invention provides a vending machine self-checking-based shipment fault judging system, which is used for ensuring accurate and effective acquisition of the movement condition of goods on a goods channel by monitoring the goods channel where the goods to be vended of a vending machine are located, providing a guarantee for accurately judging whether the shipment fault exists, improving the monitoring accuracy of the shipment condition of the vending machine and improving the user purchasing experience.
The invention provides a vending machine self-checking-based shipment fault judging system, which comprises:
The instruction starting module is used for acquiring a goods outlet channel of goods to be discharged and starting a monitoring instruction based on the goods outlet channel;
the running condition confirmation module is used for monitoring the running condition of the goods to be delivered in the delivery channel based on the monitoring instruction;
and the fault judging module is used for judging whether the vending machine has a shipment fault or not according to the running condition of the commodity to be shipped.
Preferably, in a vending machine self-checking based shipment fault determination system, in the operation condition confirmation module, the operation condition of the commodity to be shipped includes: and the operation time of the goods to be delivered reaching the delivery port, the stay time of the goods to be delivered in the delivery channel and whether the goods to be delivered stay in the delivery channel or not.
Preferably, a vending machine self-checking based shipment fault determination system, in the instruction starting module, based on the shipment path starting monitoring instruction, further includes:
the payment monitoring unit is used for judging whether the user successfully pays the commodity amount of the commodity to be delivered in the vending machine;
a control instruction generation unit for locking a delivery channel based on commodity information of the commodity to be delivered when the commodity amount of the commodity to be delivered is successfully paid, and sending a delivery control instruction to a control end of the delivery channel;
And the monitoring instruction starting unit is used for sending a monitoring request to the monitoring end of the shipment channel when the control end of the shipment channel responds to the shipment control instruction, and starting the monitoring instruction when the monitoring end of the shipment channel passes through the monitoring request.
Preferably, in a delivery failure determination system based on vending machine self-checking, the monitoring instruction starting unit sends a communication link request to a monitoring end of the delivery channel, including:
the identification acquisition subunit is used for acquiring the first end identification of the control end of the shipment path and determining the second end identification of the monitoring end of the shipment path;
the data communication link establishment subunit is used for establishing a data communication link based on the first end identifier and the second end identifier, generating a monitoring request based on the shipment channel control end, and transmitting the monitoring request to the monitoring end of the shipment channel based on the data communication link;
and the safety verification sub-unit is used for carrying out safety verification on the monitoring request based on the monitoring end of the shipment channel, and starting the monitoring instruction after verification is passed.
Preferably, a vending machine self-checking based shipment fault determination system, the operation condition confirmation module includes:
the instruction reading unit is used for reading the monitoring instruction, determining a monitoring task of the monitoring instruction and determining a monitoring key point according to the monitoring task;
the operation data confirmation unit is used for carrying out shipment monitoring on the commodity to be shipped based on the monitoring key point, and acquiring operation data of the commodity to be shipped corresponding to the monitoring key point;
and the operation condition confirmation unit is used for integrating the operation data of the goods to be shipped corresponding to each monitoring key point and determining the operation condition of the goods to be shipped.
Preferably, a vending machine self-checking based shipment fault determination system, the fault determination module includes:
a judging result obtaining unit, configured to obtain a judging result of whether a vending machine has a shipment fault according to an operation condition, and when it is determined that the vending machine has the shipment fault, determine attribute information of the shipment fault, and determine a fault level of the shipment fault based on the attribute information, where the fault level has two levels in total;
The first-stage alarm unit is used for carrying out first alarm when the fault level is a first-stage fault;
and the secondary alarm unit is used for carrying out a second alarm when the fault level is a secondary fault.
Preferably, a vending machine self-checking based shipment fault determination system, in the instruction starting module, a shipment path for a commodity to be shipped is obtained, including:
the touch sensing unit is used for sensing a selection target of a user on a touch screen of the vending machine in real time and determining the commodity to be shipped based on the selection target;
the position matching unit is used for reading the goods to be delivered, determining the goods information of the goods to be delivered, and simultaneously matching the goods information of the goods to be delivered with the goods placed by the vending machine;
the position confirmation unit is used for reading the matching result and determining the target placement position of the commodity to be delivered in the vending machine;
and the shipment path confirmation unit is used for determining the shipment path of the target commodity based on the target placement position.
Preferably, a vending machine self-checking based shipment fault determination system, in the touch sensing unit, a touch screen of the vending machine senses a user selection target in real time, including:
The map generation subunit is used for determining the screen size and the page layout of the touch screen of the vending machine and generating a touch screen map according to the screen size and the page layout of the touch screen;
a finger sensing subunit, configured to sense whether a finger touches based on a touch screen of the vending machine;
and the positioning subunit is used for tracking the finger touch dynamic state according to the touch screen map when the touch screen of the vending machine senses finger touch, responding to finger actions based on the touch screen of the vending machine according to the tracking result, and determining a selected target of a user based on the response result.
Preferably, a vending machine self-checking based shipment fault determination system, the fault determination module includes:
the data acquisition unit is used for acquiring operation data when the vending machine fails and extracting data characteristics of the operation data;
the data classification unit is used for determining a classification index of the operation data based on the data characteristics, and clustering the operation data based on the classification index to obtain a target classification result of the operation data;
the data screening unit is used for determining constraint conditions for each type of sub-operation data in the target classification result based on the operation attribute of the vending machine, and screening the corresponding sub-operation data based on the constraint conditions to obtain target sub-operation data, wherein each type of target sub-operation data corresponds to one fault type;
The fault frequency determining unit is used for determining the time sequence attribute of the target sub-operation data, determining the working time length of the vending machine, and determining the target times of occurrence of the target sub-operation data of the vending machine in the working time length based on the time sequence attribute and the working time length;
the fault frequency determining unit is further used for determining the fault frequency of the vending machine in the working time based on the working time of the vending machine and the target times of occurrence of the target sub-operation data;
the fault probability determining unit is used for determining the operation condition and sign information of the fault type corresponding to the target sub-operation data and constructing a probability evaluation model based on the operation condition and sign information framework;
the fault probability determining unit is further used for obtaining an alarm log of the vending machine in a preset time period and extracting text features of the alarm log;
the fault probability determining unit is further configured to input text features of the alarm log into the probability evaluation model to obtain a fault probability of the vending machine in the preset time period;
a performance evaluation unit for determining the failure frequency and a weight value of the failure probability, and determining a current usage performance evaluation value of the vending machine based on the weight value;
The performance evaluation unit is further used for comparing the current use performance evaluation value with a preset threshold value;
if the current usability evaluation value is greater than or equal to the preset threshold value, judging that the vending machine does not reach the scrapping condition;
otherwise, judging that the vending machine reaches the scrapping condition, and sending a replacement prompt to the management terminal.
Preferably, a vending machine self-checking based shipment fault determination system, a data acquisition unit, includes:
the system comprises a data acquisition subunit, a fault diagnosis module and a data processing subunit, wherein the data acquisition subunit is used for acquiring operation data when the vending machine breaks down, constructing a fault diagnosis model and inputting the operation data into the fault diagnosis model, and the operation data is the operation data of components related to shipment operation;
the visualization subunit is used for analyzing the operation data based on the fault diagnosis model, determining the specific value of the operation data and carrying out visual display on the specific value of the operation data based on a preset line graph;
the fault original determination subunit is used for determining the change trend of the working performance of each component in the vending machine based on the visual display result and determining the fault component of the vending machine based on the change trend of the working performance;
The fault cause determining subunit is used for determining target operation data corresponding to the fault component and extracting data characteristics of the target operation data;
the fault cause determining subunit is used for determining a fault cause corresponding to the fault component based on the data characteristics, matching the fault cause with a preset solution library and determining a solution to the fault component based on a matching result;
a fault removal subunit, configured to repair the faulty component based on the solution, and determine a repair item of the faulty component and a device name of the faulty component at the same time;
the recording subunit is used for calling a preset component repair record table and recording the repair items of the fault components and the device names of the fault components in the preset component repair record table;
the recording subunit is further configured to determine, based on a recording result, a number of times of maintenance of the faulty component in a preset time range, and determine the faulty component as a sensitive component when the number of times of maintenance is greater than or equal to a preset maintenance threshold;
and the maintenance subunit is used for determining a periodic maintenance time period of the sensitive component, and sending maintenance reminding to staff based on the management terminal when the time difference between the current time and the last maintenance time reaches the periodic maintenance time period.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a block diagram of a vending machine self-checking based shipment fault determination system in an embodiment of the present invention;
FIG. 2 is a block diagram of a command starting module in a vending machine self-checking based shipment fault determination system according to an embodiment of the present invention;
fig. 3 is a block diagram of an operation status confirmation module in a vending machine self-checking-based shipment fault determination system according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
Example 1:
the embodiment provides a shipment fault determination system based on vending machine self-checking, as shown in fig. 1, including:
the instruction starting module is used for acquiring a goods outlet channel of goods to be discharged and starting a monitoring instruction based on the goods outlet channel;
the running condition confirmation module is used for monitoring the running condition of the goods to be delivered in the delivery channel based on the monitoring instruction;
and the fault judging module is used for judging whether the vending machine has a shipment fault or not according to the running condition of the commodity to be shipped.
In this embodiment, the goods to be shipped may be items purchased by the customer after payment.
In this embodiment, the outgoing lane may be the current lane in which the goods to be outgoing are located, wherein the vending machine includes a plurality of lanes therein.
In this embodiment, the monitoring instruction is used to control the monitoring device disposed in the goods channel to monitor the goods delivery condition, so as to determine whether the goods have faults in the delivery process.
In this embodiment, the operating conditions include: and the operation time of the goods to be delivered reaching the delivery port, the stay time of the goods to be delivered in the delivery channel and whether the goods to be delivered stay in the delivery channel or not.
The beneficial effects of the technical scheme are as follows: through monitoring the goods way that vending machine waited to deliver goods place, ensure to carry out accurate effectual acquisition to the motion situation of goods on the goods way, provide the guarantee for accurately judging whether there is the shipment trouble, improved the monitoring rate of accuracy to vending machine shipment situation, promoted user's purchase experience.
Example 2:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, in the operation condition confirmation module, the operation condition of the to-be-shipped commodity includes: and the operation time of the goods to be delivered reaching the delivery port, the stay time of the goods to be delivered in the delivery channel and whether the goods to be delivered stay in the delivery channel or not.
The beneficial effects of the technical scheme are as follows: through the different existence states or existence modes of the goods to be delivered on the delivery channel, the accurate and effective judgment of the different existence states of the goods to be delivered on the delivery channel is realized, and therefore guarantee is provided for accurately judging the delivery fault type of the vending machine.
Example 3:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, as shown in fig. 2, in the instruction starting module, based on the shipment path starting monitoring instruction, further includes:
The payment monitoring unit is used for judging whether the user successfully pays the commodity amount of the commodity to be delivered in the vending machine;
a control instruction generation unit for locking a delivery channel based on commodity information of the commodity to be delivered when the commodity amount of the commodity to be delivered is successfully paid, and sending a delivery control instruction to a control end of the delivery channel;
and the monitoring instruction starting unit is used for sending a monitoring request to the monitoring end of the shipment channel when the control end of the shipment channel responds to the shipment control instruction, and starting the monitoring instruction when the monitoring end of the shipment channel passes through the monitoring request.
In this embodiment, the monitoring request may be sent by the control end of the shipment path to the monitoring end, so as to control the monitoring end to monitor the shipment condition of the commodity on the shipment path.
The beneficial effects of the technical scheme are as follows: through verifying the payment operation of the user, and monitoring the shipment path through the monitoring end of the shipment path when the payment of the user is completed, timeliness of monitoring the shipment path is improved, and meanwhile, efficiency of timely discovering shipment faults is also improved.
Example 4:
On the basis of embodiment 3, this embodiment provides a shipment fault determination system based on vending machine self-checking, in the monitoring instruction starting unit, a communication link request is sent to a monitoring end of the shipment path, including:
the identification acquisition subunit is used for acquiring the first end identification of the control end of the shipment path and determining the second end identification of the monitoring end of the shipment path;
the data communication link establishment subunit is used for establishing a data communication link based on the first end identifier and the second end identifier, generating a monitoring request based on the shipment channel control end, and transmitting the monitoring request to the monitoring end of the shipment channel based on the data communication link;
and the safety verification sub-unit is used for carrying out safety verification on the monitoring request based on the monitoring end of the shipment channel, and starting the monitoring instruction after verification is passed.
In this embodiment, the first end identifier is a marking tag for marking the control end of the shipment path.
In this embodiment, the second end identifier is a type of tag label used to mark the monitoring end.
In this embodiment, the security verification may be verification of the protocol and authority of the monitoring request, etc
The beneficial effects of the technical scheme are as follows: through determining the section identification of the control end and the monitoring end respectively, the data communication link between the control end and the monitoring end is accurately and effectively constructed, meanwhile, a commodity shipment monitoring request is sent to the monitoring end through the data communication link, the commodity shipment condition on a commodity channel is accurately and effectively monitored, whether a commodity has shipment faults or not is conveniently checked in time, the monitoring accuracy of the shipment condition of the vending machine is improved, and the user purchase experience is improved.
Example 5:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, as shown in fig. 3, the operation condition confirmation module includes:
the instruction reading unit is used for reading the monitoring instruction, determining a monitoring task of the monitoring instruction and determining a monitoring key point according to the monitoring task;
the operation data confirmation unit is used for carrying out shipment monitoring on the commodity to be shipped based on the monitoring key point, and acquiring operation data of the commodity to be shipped corresponding to the monitoring key point;
and the operation condition confirmation unit is used for integrating the operation data of the goods to be shipped corresponding to each monitoring key point and determining the operation condition of the goods to be shipped.
In this embodiment, the monitoring task may be the monitoring purpose to be achieved, the kind of monitoring, or the like.
In this embodiment, the monitoring key point may be a monitoring point on the shipment path where end point monitoring is required.
In this embodiment, the operation data includes the shipment speed of the article to be shipped, the distance of operation, and the like.
The beneficial effects of the technical scheme are as follows: by determining the monitoring key points for commodity shipment, accurate and effective monitoring of commodities to be shipped is realized, so that the validity of monitoring data is guaranteed, and a guarantee is provided for accurately analyzing whether the commodity has shipment faults.
Example 6:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, the fault determination module includes:
a judging result obtaining unit, configured to obtain a judging result of whether a vending machine has a shipment fault according to an operation condition, and when it is determined that the vending machine has the shipment fault, determine attribute information of the shipment fault, and determine a fault level of the shipment fault based on the attribute information, where the fault level has two levels in total;
the first-stage alarm unit is used for carrying out first alarm when the fault level is a first-stage fault;
And the secondary alarm unit is used for carrying out a second alarm when the fault level is a secondary fault.
In this embodiment, the attribute information may be the kind of shipment failure including whether or not the commodity is shipped for a prescribed time and whether or not the commodity is available for shipment.
In this embodiment, the first order failure may be a case where the commodity is not shipped for a prescribed period of time, but is shipped after a prescribed period of time.
In this embodiment, the second failure may be a condition where the merchandise has not been shipped after payment by the user.
In this embodiment, the first alert may be for alerting an administrator.
In this embodiment, the second alarm may be to disable the vending machine from conducting transactions while alerting the manager.
The beneficial effects of the technical scheme are as follows: through confirming shipment fault level, carry out corresponding warning after confirming the fault level simultaneously and remind, improve the efficiency of solving different shipment faults to the purchasing experience of customer has been ensured.
Example 7:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, in the instruction starting module, obtain the shipment way of the commodity to be shipped, include:
The touch sensing unit is used for sensing a selection target of a user on a touch screen of the vending machine in real time and determining the commodity to be shipped based on the selection target;
the position matching unit is used for reading the goods to be delivered, determining the goods information of the goods to be delivered, and simultaneously matching the goods information of the goods to be delivered with the goods placed by the vending machine;
the position confirmation unit is used for reading the matching result and determining the target placement position of the commodity to be delivered in the vending machine;
and the shipment path confirmation unit is used for determining the shipment path of the target commodity based on the target placement position.
In this embodiment, the selection target may be merchandise information of a purchase desired to be selected, which the customer clicks on the touch screen.
In this embodiment, the goods to be shipped may be goods that the customer needs to wait for taking after selecting to purchase and paying.
In this embodiment, the commodity information may be kind information of a commodity to be shipped or the like.
In this embodiment, the target placement location may be a storage location of the goods to be shipped inside the vending machine.
The beneficial effects of the technical scheme are as follows: the commodity information of the commodity purchased by the customer is determined, and the commodity information is matched with the commodity stored in the vending machine, so that the position of the commodity purchased by the customer in the vending machine is accurately confirmed, the stored commodity channel is accurately locked according to the position of the commodity, the accuracy of determining the commodity channel where the commodity is located is improved, and convenience is provided for accurately analyzing whether the commodity has a shipment fault and timely solving the problem.
Example 8:
on the basis of embodiment 7, this embodiment provides a shipment fault determination system based on vending machine self-checking, which is characterized in that in the touch sensing unit, a touch screen of the vending machine senses a user selection target in real time, including:
the map generation subunit is used for determining the screen size and the page layout of the touch screen of the vending machine and generating a touch screen map according to the screen size and the page layout of the touch screen;
a finger sensing subunit, configured to sense whether a finger touches based on a touch screen of the vending machine;
and the positioning subunit is used for tracking the finger touch dynamic state according to the touch screen map when the touch screen of the vending machine senses finger touch, responding to finger actions based on the touch screen of the vending machine according to the tracking result, and determining a selected target of a user based on the response result.
In this embodiment, the page layout may be a picture arrangement condition of the commodity types displayed in the touch screen, specifically, a page where each commodity is located.
In this embodiment, the touch screen map may be the basis for monitoring the perceived dynamic position of the customer's finger.
The beneficial effects of the technical scheme are as follows: the touch screen map of the touch screen is determined by analyzing the touch screen of the vending machine, and the finger positions of the customers are sensed in real time according to the touch screen map, so that the basis for determining the purchase intention of the customers is provided, and the accurate and effective grasp of the purchase intention of the customers is ensured.
Example 9:
on the basis of embodiment 1, this embodiment provides a shipment fault determination system based on vending machine self-checking, the fault determination module includes:
the data acquisition unit is used for acquiring operation data when the vending machine fails and extracting data characteristics of the operation data;
the data classification unit is used for determining a classification index of the operation data based on the data characteristics, and clustering the operation data based on the classification index to obtain a target classification result of the operation data;
the data screening unit is used for determining constraint conditions for each type of sub-operation data in the target classification result based on the operation attribute of the vending machine, and screening the corresponding sub-operation data based on the constraint conditions to obtain target sub-operation data, wherein each type of target sub-operation data corresponds to one fault type;
The fault frequency determining unit is used for determining the time sequence attribute of the target sub-operation data, determining the working time length of the vending machine, and determining the target times of occurrence of the target sub-operation data of the vending machine in the working time length based on the time sequence attribute and the working time length;
the fault frequency determining unit is further used for determining the fault frequency of the vending machine in the working time based on the working time of the vending machine and the target times of occurrence of the target sub-operation data;
the fault probability determining unit is used for determining the operation condition and sign information of the fault type corresponding to the target sub-operation data and constructing a probability evaluation model based on the operation condition and sign information framework;
the fault probability determining unit is further used for obtaining an alarm log of the vending machine in a preset time period and extracting text features of the alarm log;
the fault probability determining unit is further configured to input text features of the alarm log into the probability evaluation model to obtain a fault probability of the vending machine in the preset time period;
a performance evaluation unit for determining the failure frequency and a weight value of the failure probability, and determining a current usage performance evaluation value of the vending machine based on the weight value;
The performance evaluation unit is further used for comparing the current use performance evaluation value with a preset threshold value;
if the current usability evaluation value is greater than or equal to the preset threshold value, judging that the vending machine does not reach the scrapping condition;
otherwise, judging that the vending machine reaches the scrapping condition, and sending a replacement prompt to the management terminal.
In this embodiment, the data feature may be a value of the operation data when the vending machine fails, specifically, a feature value corresponding to the operation data, including an average value, an extremum, and the like.
In this embodiment, the classification index may be a reference standard for classifying the operation data.
In this embodiment, the target classification result may be a classification result obtained by classifying the operation data according to the classification index.
In this embodiment, the operational attribute may be an operational condition of the vending machine, including stability of operation, frequency of failure, and operational objective to be achieved, etc.
In this embodiment, the constraint may be a screening criteria for each type of operational data.
In this embodiment, the sub-operation data may be operation data included in each class after the operation data is classified according to the classification index.
In this embodiment, the target sub-operation data may be final data obtained by screening sub-operation data and removing interference data therein.
In this embodiment, the time series attribute may be operational data representing the evolution of the vending machine over time.
In this embodiment, the operating time may be the length of time that the vending machine has elapsed from start-up to failure servicing.
In this embodiment, the target number of times may be the number of times the target sub-operation data occurs during the vending machine operation period, i.e., the number of times the vending machine fails during the operation period.
In this embodiment, the symptom information may be symptoms exhibited by the vending machine prior to failure.
In this embodiment, the alarm log may be alarm information generated by the vending machine during the working period when the vending machine is unstable or abnormal in working performance, but the working state of the vending machine is not abnormal.
In this embodiment, the text feature may be a key data segment used to characterize the inside of the alert log.
In this embodiment, the preset time period is set in advance.
In this embodiment, the preset threshold is set in advance to measure whether the performance of the vending machine can allow the vending machine to operate normally.
The beneficial effects of the technical scheme are as follows: through classifying the operation data of the vending machine when the vending machine breaks down, determining the occurrence frequency of the faults in a certain time period and the occurrence probability of the faults in a certain time period according to the classification result, the accurate and effective analysis and treatment of the current working performance value of the vending machine are realized, so that the accurate and effective analysis and judgment of the current shipment faults of the vending machine are facilitated, corresponding countermeasures are conveniently taken in time, and the user purchasing experience is improved.
Example 10:
on the basis of embodiment 9, this embodiment provides a shipment fault determination system based on vending machine self-checking, a data acquisition unit includes:
the system comprises a data acquisition subunit, a fault diagnosis module and a data processing subunit, wherein the data acquisition subunit is used for acquiring operation data when the vending machine breaks down, constructing a fault diagnosis model and inputting the operation data into the fault diagnosis model, and the operation data is the operation data of components related to shipment operation;
the visualization subunit is used for analyzing the operation data based on the fault diagnosis model, determining the specific value of the operation data and carrying out visual display on the specific value of the operation data based on a preset line graph;
The fault original determination subunit is used for determining the change trend of the working performance of each component in the vending machine based on the visual display result and determining the fault component of the vending machine based on the change trend of the working performance;
the fault cause determining subunit is used for determining target operation data corresponding to the fault component and extracting data characteristics of the target operation data;
the fault cause determining subunit is used for determining a fault cause corresponding to the fault component based on the data characteristics, matching the fault cause with a preset solution library and determining a solution to the fault component based on a matching result;
a fault removal subunit, configured to repair the faulty component based on the solution, and determine a repair item of the faulty component and a device name of the faulty component at the same time;
the recording subunit is used for calling a preset component repair record table and recording the repair items of the fault components and the device names of the fault components in the preset component repair record table;
the recording subunit is further configured to determine, based on a recording result, a number of times of maintenance of the faulty component in a preset time range, and determine the faulty component as a sensitive component when the number of times of maintenance is greater than or equal to a preset maintenance threshold;
And the maintenance subunit is used for determining a periodic maintenance time period of the sensitive component, and sending maintenance reminding to staff based on the management terminal when the time difference between the current time and the last maintenance time reaches the periodic maintenance time period.
In this embodiment, the specific value may be a specific value corresponding to the operation data when the vending machine fails.
In this embodiment, the preset line graph is preset in advance, and is a graph template.
In this embodiment, the visual display may be that the values of different operation data are expressed by using images, so that the working condition of the vending machine can be found conveniently.
In this embodiment, the failed component may be component information of an abnormal situation occurring in the vending machine.
In this embodiment, the target operational data may be operational data of the failed component.
In this embodiment, the data feature may be a value of the target operation data of the failed component, and a key data segment capable of expressing the purpose of the operation data.
In this embodiment, the library of preset solutions is pre-set to provide a fault solution for the different faulty components.
In this embodiment, the preset component repair record table is set in advance, and is used for recording repair conditions and repair data of different components.
In this embodiment, the preset time range is set in advance.
In this embodiment, the sensitive component may be a component of the component that is prone to failure.
The beneficial effects of the technical scheme are as follows: through analyzing the operation data of vending machine when breaking down to carry out visual show with the operation data, thereby be convenient for accurately confirm the performance variation trend of different subassemblies in the vending machine, and according to the component information of change trend accurate locking breaking down, and maintain the component that breaks down, and keep in good care the result, thereby be convenient for confirm the periodic maintenance time quantum to the vending machine according to the record result, and remind when the repair time to the component reaches periodic maintenance time quantum, improved the timeliness to vending machine fault resolution, ensure vending machine steady operation.
Example 11:
on the basis of embodiment 9, this embodiment provides a shipment fault determination system based on vending machine self-checking, which is characterized in that the fault probability determination unit further includes:
acquiring maintenance times of the vending machine in a preset time period, and determining the target times of faults of the vending machine in the maintenance times;
Calculating the failure rate of the vending machine in a preset time period based on the target times of failure of the vending machine, and calculating the residual service life of the vending machine based on the failure rate, wherein the specific steps comprise:
and calculating the failure rate of the vending machine in a preset time period according to the following formula:
wherein eta represents the fault rate of the vending machine in a preset time period, and the value range is (0, 1); m represents the overhaul times of the vending machine in a preset time period; m represents the target times of faults of the vending machine in the overhaul times, and the value is smaller than M; i represents the number of current components present in the vending machine; n represents the total number of components present in the vending machine; t is t i A value representing a length of time that the ith component caused the vending machine to fail; t representsThe duration of the load of the vending machine operation; τ represents an error factor and the value range is 0.02,0.03;
the remaining service life of the vending machine is calculated according to the following formula:
wherein K represents the remaining useful life of the vending machine; alpha represents the theoretical service life of the vending machine when leaving the factory;
represents an aging factor and has a value range (0.06,0.12); η represents a failure rate of the vending machine within a preset time period, and the value range is (0, 1); l represents the current number of faults of the vending machine, and the value range is [1, m ]；s l Indicating that the service life of the vending machine is shortened for a long time due to the first failure;
comparing the calculated residual service life with a preset service life threshold;
if the residual service life is greater than or equal to the preset service life threshold, judging that the working performance of the vending machine is qualified;
otherwise, judging that the working performance of the vending machine is unqualified, and shortening the periodic maintenance time length of the vending machine to obtain a target maintenance time period;
and carrying out periodic maintenance on the vending machine based on the target maintenance time period.
In this embodiment, the preset time period is set in advance.
In this embodiment, the preset lifetime threshold is set in advance to measure whether the vending machine is qualified.
In this embodiment, the target maintenance period may be a final maintenance period obtained after the maintenance period of the vending machine is adjusted according to the performance condition of the vending machine.
In this embodiment, t i Vending by default with only one component in failureThe length of time the machine is stopped.
The beneficial effects of the technical scheme are as follows: the fault rate of the vending machine in the preset time period is calculated, and the residual service life of the vending machine is calculated according to the fault rate, so that the working performance of the vending machine is effectively judged according to the residual service life, the maintenance time period of the vending machine is effectively adjusted, and the fault solving efficiency of the vending machine is improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (9)
1. Shipment fault decision system based on vending machine self-checking, characterized by comprising:
the instruction starting module is used for acquiring a goods outlet channel of goods to be discharged and starting a monitoring instruction based on the goods outlet channel;
the running condition confirmation module is used for monitoring the running condition of the goods to be delivered in the delivery channel based on the monitoring instruction;
the fault judging module is used for judging whether the vending machine has a shipment fault or not according to the running condition of the goods to be shipped;
the operation condition confirmation module includes:
the instruction reading unit is used for reading the monitoring instruction, determining a monitoring task of the monitoring instruction and determining a monitoring key point according to the monitoring task;
the operation data confirmation unit is used for carrying out shipment monitoring on the commodity to be shipped based on the monitoring key point, and acquiring operation data of the commodity to be shipped corresponding to the monitoring key point;
And the operation condition confirmation unit is used for integrating the operation data of the goods to be shipped corresponding to each monitoring key point and determining the operation condition of the goods to be shipped.
2. The vending machine self-check based shipment fault determination system of claim 1, wherein the operational status confirmation module, the operational status of the article to be shipped, comprises: and the operation time of the goods to be delivered reaching the delivery port, the stay time of the goods to be delivered in the delivery channel and whether the goods to be delivered stay in the delivery channel or not.
3. The vending machine self-check based shipment fault determination system of claim 1, wherein the instruction initiation module initiates a monitoring instruction based on the shipment lane, further comprising:
the payment monitoring unit is used for judging whether the user successfully pays the commodity amount of the commodity to be delivered in the vending machine;
a control instruction generation unit for locking a delivery channel based on commodity information of the commodity to be delivered when the commodity amount of the commodity to be delivered is successfully paid, and sending a delivery control instruction to a control end of the delivery channel;
and the monitoring instruction starting unit is used for sending a monitoring request to the monitoring end of the shipment channel when the control end of the shipment channel responds to the shipment control instruction, and starting the monitoring instruction when the monitoring end of the shipment channel passes through the monitoring request.
4. A vending machine self-check based shipment fault determination system as in claim 3, wherein the monitoring instruction activation unit sends a communication link request to the monitoring end of the shipment path, comprising:
the identification acquisition subunit is used for acquiring the first end identification of the control end of the shipment path and determining the second end identification of the monitoring end of the shipment path;
the data communication link establishment subunit is used for establishing a data communication link based on the first end identifier and the second end identifier, generating a monitoring request based on the shipment channel control end, and transmitting the monitoring request to the monitoring end of the shipment channel based on the data communication link;
and the safety verification sub-unit is used for carrying out safety verification on the monitoring request based on the monitoring end of the shipment channel, and starting the monitoring instruction after verification is passed.
5. The vending machine self-check based shipment fault determination system of claim 1, wherein the fault determination module comprises:
a judging result obtaining unit, configured to obtain a judging result of whether a vending machine has a shipment fault according to an operation condition, and when it is determined that the vending machine has the shipment fault, determine attribute information of the shipment fault, and determine a fault level of the shipment fault based on the attribute information, where the fault level has two levels in total;
The first-stage alarm unit is used for carrying out first alarm when the fault level is a first-stage fault;
and the secondary alarm unit is used for carrying out a second alarm when the fault level is a secondary fault.
6. The vending machine self-check-based shipment fault determination system according to claim 1, wherein the instruction activation module obtains a shipment path of the article to be shipped, and the system comprises:
the touch sensing unit is used for sensing a selection target of a user on a touch screen of the vending machine in real time and determining the commodity to be shipped based on the selection target;
the position matching unit is used for reading the goods to be delivered, determining the goods information of the goods to be delivered, and simultaneously matching the goods information of the goods to be delivered with the goods placed by the vending machine;
the position confirmation unit is used for reading the matching result and determining the target placement position of the commodity to be delivered in the vending machine;
and the shipment path confirmation unit is used for determining the shipment path of the target commodity based on the target placement position.
7. The vending machine self-checking shipment fault determination system of claim 6, wherein the touch sensing unit senses a user selection target in real time on a touch screen of the vending machine, comprising:
The map generation subunit is used for determining the screen size and the page layout of the touch screen of the vending machine and generating a touch screen map according to the screen size and the page layout of the touch screen;
a finger sensing subunit, configured to sense whether a finger touches based on a touch screen of the vending machine;
and the positioning subunit is used for tracking the finger touch dynamic state according to the touch screen map when the touch screen of the vending machine senses finger touch, responding to finger actions based on the touch screen of the vending machine according to the tracking result, and determining a selected target of a user based on the response result.
8. The vending machine self-check based shipment fault determination system of claim 1, wherein the fault determination module comprises:
the data acquisition unit is used for acquiring operation data when the vending machine fails and extracting data characteristics of the operation data;
the data classification unit is used for determining a classification index of the operation data based on the data characteristics, and clustering the operation data based on the classification index to obtain a target classification result of the operation data;
The data screening unit is used for determining constraint conditions for each type of sub-operation data in the target classification result based on the operation attribute of the vending machine, and screening the corresponding sub-operation data based on the constraint conditions to obtain target sub-operation data, wherein each type of target sub-operation data corresponds to one fault type;
the fault frequency determining unit is used for determining the time sequence attribute of the target sub-operation data, determining the working time length of the vending machine, and determining the target times of occurrence of the target sub-operation data of the vending machine in the working time length based on the time sequence attribute and the working time length;
the fault frequency determining unit is further used for determining the fault frequency of the vending machine in the working time based on the working time of the vending machine and the target times of occurrence of the target sub-operation data;
the fault probability determining unit is used for determining the operation condition and sign information of the fault type corresponding to the target sub-operation data and constructing a probability evaluation model based on the operation condition and sign information framework;
the fault probability determining unit is further used for obtaining an alarm log of the vending machine in a preset time period and extracting text features of the alarm log;
The fault probability determining unit is further configured to input text features of the alarm log into the probability evaluation model to obtain a fault probability of the vending machine in the preset time period;
a performance evaluation unit for determining the failure frequency and a weight value of the failure probability, and determining a current usage performance evaluation value of the vending machine based on the weight value;
the performance evaluation unit is further used for comparing the current use performance evaluation value with a preset threshold value;
if the current usability evaluation value is greater than or equal to the preset threshold value, judging that the vending machine does not reach the scrapping condition;
otherwise, judging that the vending machine reaches the scrapping condition, and sending a replacement prompt to the management terminal.
9. The vending machine self-check based shipment fault determination system of claim 8, wherein the data acquisition unit comprises:
the system comprises a data acquisition subunit, a fault diagnosis module and a data processing subunit, wherein the data acquisition subunit is used for acquiring operation data when the vending machine breaks down, constructing a fault diagnosis model and inputting the operation data into the fault diagnosis model, and the operation data is the operation data of components related to shipment operation;
The visualization subunit is used for analyzing the operation data based on the fault diagnosis model, determining the specific value of the operation data and carrying out visual display on the specific value of the operation data based on a preset line graph;
the fault original determination subunit is used for determining the change trend of the working performance of each component in the vending machine based on the visual display result and determining the fault component of the vending machine based on the change trend of the working performance;
the fault cause determining subunit is used for determining target operation data corresponding to the fault component and extracting data characteristics of the target operation data;
the fault cause determining subunit is used for determining a fault cause corresponding to the fault component based on the data characteristics, matching the fault cause with a preset solution library and determining a solution to the fault component based on a matching result;
a fault removal subunit, configured to repair the faulty component based on the solution, and determine a repair item of the faulty component and a device name of the faulty component at the same time;
the recording subunit is used for calling a preset component repair record table and recording the repair items of the fault components and the device names of the fault components in the preset component repair record table;
The recording subunit is further configured to determine, based on a recording result, a number of times of maintenance of the faulty component in a preset time range, and determine the faulty component as a sensitive component when the number of times of maintenance is greater than or equal to a preset maintenance threshold;
and the maintenance subunit is used for determining a periodic maintenance time period of the sensitive component, and sending maintenance reminding to staff based on the management terminal when the time difference between the current time and the last maintenance time reaches the periodic maintenance time period.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210920601.9A CN115294689B (en) | 2022-08-02 | 2022-08-02 | Shipment fault decision system based on vending machine self-checking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210920601.9A CN115294689B (en) | 2022-08-02 | 2022-08-02 | Shipment fault decision system based on vending machine self-checking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115294689A CN115294689A (en) | 2022-11-04 |
| CN115294689B true CN115294689B (en) | 2023-07-07 |
Family
ID=83826467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210920601.9A Active CN115294689B (en) | 2022-08-02 | 2022-08-02 | Shipment fault decision system based on vending machine self-checking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115294689B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08235419A (en) * | 1995-02-28 | 1996-09-13 | Sanden Corp | Automatic vending machine |
| JP2004310602A (en) * | 2003-04-09 | 2004-11-04 | Glory Ltd | Vending machine |
| CN109035553A (en) * | 2018-07-13 | 2018-12-18 | 河南汇纳科技有限公司 | A kind of city Vending Machine failure monitoring system based on LoRa |
| CN208689660U (en) * | 2018-06-29 | 2019-04-02 | 广州富宏智能科技有限公司 | A kind of real time inventory monitoring management device and the automatic vending machine comprising the device |
| CN112017357A (en) * | 2020-08-28 | 2020-12-01 | 深圳市智莱科技股份有限公司 | Vending machine shipment detection method, vending machine and readable storage medium |
| CN112860854A (en) * | 2021-01-29 | 2021-05-28 | 深圳蓝贝科技有限公司 | Online monitoring and fault repairing system and method for vending machine |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09120477A (en) * | 1995-10-25 | 1997-05-06 | Fuji Electric Co Ltd | Controller of automatic vending machine |
| JP3533886B2 (en) * | 1997-06-06 | 2004-05-31 | 富士電機リテイルシステムズ株式会社 | Vending machine sales control device |
| TW201329912A (en) * | 2012-01-13 | 2013-07-16 | Promate Electronic Co Ltd | Vendor machine with dispensing inspection device and malfunction compensation method for vendor machine |
| CN108230555A (en) * | 2017-12-29 | 2018-06-29 | 深圳正品创想科技有限公司 | A kind of shipment monitoring method, device and self-service cabinet |
| CN108510646A (en) * | 2018-03-16 | 2018-09-07 | 深圳正品创想科技有限公司 | A kind of method and self-service cabinet of shipment fault detect |
| CN109727370B (en) * | 2018-12-27 | 2020-12-15 | 广州甘来信息科技有限公司 | Control method, device, equipment and storage medium of vending machine |
| CN209132858U (en) * | 2018-12-27 | 2019-07-19 | 广州甘来信息科技有限公司 | A kind of automatic vending machine and its adhesive film of touch screen device |
| CN109637017B (en) * | 2018-12-27 | 2020-12-15 | 广州甘来信息科技有限公司 | Control method, device, equipment and medium for vending machine based on touch film |
| CN110728788A (en) * | 2019-10-16 | 2020-01-24 | 广东智购科技有限公司 | Self-service vending machine and server side and mobile device side background management system thereof |
| CN110751778B (en) * | 2019-10-30 | 2021-11-12 | 深圳市智莱科技股份有限公司 | Method and device for judging state of goods channel of automatic vending equipment |
| CN111696267A (en) * | 2019-11-04 | 2020-09-22 | 深圳友宝科斯科技有限公司 | Automatic delivery method, automatic vending machine, server and delivery system |
| CN112669520A (en) * | 2020-12-03 | 2021-04-16 | 深圳市智莱科技股份有限公司 | Method and device for processing abnormal delivery of self-service vending machine and related equipment |
| CN112651795B (en) * | 2020-12-11 | 2023-11-17 | 深圳市智莱科技股份有限公司 | Shipment method for vending machine, vending machine and readable storage medium |
-
2022
- 2022-08-02 CN CN202210920601.9A patent/CN115294689B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08235419A (en) * | 1995-02-28 | 1996-09-13 | Sanden Corp | Automatic vending machine |
| JP2004310602A (en) * | 2003-04-09 | 2004-11-04 | Glory Ltd | Vending machine |
| CN208689660U (en) * | 2018-06-29 | 2019-04-02 | 广州富宏智能科技有限公司 | A kind of real time inventory monitoring management device and the automatic vending machine comprising the device |
| CN109035553A (en) * | 2018-07-13 | 2018-12-18 | 河南汇纳科技有限公司 | A kind of city Vending Machine failure monitoring system based on LoRa |
| CN112017357A (en) * | 2020-08-28 | 2020-12-01 | 深圳市智莱科技股份有限公司 | Vending machine shipment detection method, vending machine and readable storage medium |
| CN112860854A (en) * | 2021-01-29 | 2021-05-28 | 深圳蓝贝科技有限公司 | Online monitoring and fault repairing system and method for vending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115294689A (en) | 2022-11-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7103610B2 (en) | Method, system and computer product for integrating case based reasoning data and failure modes, effects and corrective action data | |
| CA2528654C (en) | System and method for monitoring and diagnosis of point of sale devices having intelligent hardware | |
| Cline et al. | Predictive maintenance applications for machine learning | |
| US7843359B2 (en) | Fault management system using satellite telemetering technology and method thereof | |
| US20080040268A1 (en) | Product tracking and alert system | |
| US9084937B2 (en) | Faults and performance issue prediction | |
| US20080088454A1 (en) | Item tracking system | |
| US8275757B2 (en) | Apparatus and method for process monitoring | |
| WO2007059165A1 (en) | Fuel dispenser commerce | |
| JP6706693B2 (en) | Maintenance management system and maintenance management confirmation device used therefor | |
| WO2014117245A1 (en) | Faults and performance issue prediction | |
| JPH0440757B2 (en) | ||
| CN106198084A (en) | The intelligent detecting method of a kind of POS and system | |
| CN115294689B (en) | Shipment fault decision system based on vending machine self-checking | |
| JP3741628B2 (en) | Production history management system, production history management method, computer program for executing the same, and recording medium | |
| US9037283B2 (en) | Apparatus safeguard | |
| JP2010231376A (en) | Equipment quality control method and equipment quality control system | |
| JP2013206311A (en) | Failure determination device of automatic transaction device | |
| JP4309335B2 (en) | Vending machine refund system and method, vending machine and program thereof | |
| US11392972B2 (en) | Electronic device for providing product sale managing information and method thereof | |
| CN114596661B (en) | Multifunctional intelligent sales counter | |
| JP3778084B2 (en) | Vending machine and vending machine failure diagnosis terminal device | |
| CN108877039B (en) | Automatic vending device and system | |
| JP2779779B2 (en) | Computer maintenance support system | |
| AU2020281182A1 (en) | Electronic apparatus for providing item sale managing information and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |