Top backflow luggage security check basket returning system

Abstract

The invention discloses a top backflow luggage security check basket returning system, which comprises a luggage basket provided with a machine identifiable tag; the passenger luggage placing table is used for identifying the identity of the checked passenger, generating identity information and reading the electronic code of the machine-recognizable tag of the luggage basket; the passenger luggage inspection equipment is used for scanning the luggage of the inspected passenger placed in the plum basket and generating a scanning image of the inspected luggage; the comprehensive hand inspection platform receives the luggage basket which is judged by the passenger luggage inspection equipment to contain the suspicious luggage, and acquires data such as a scanning image of the suspicious luggage and identity information of the held passenger by reading the machine identifiable tag on the luggage basket; and the top backflow luggage basket circulating system is used for conveying luggage baskets. According to the invention, the manual carrying cost and labor intensity of security check personnel are reduced, and the efficiency is improved.

Description

Technical Field

[0001] The invention relates to the field of luggage security inspection for airport passengers, and in particular to a luggage security inspection and return basket system with reflux from the top. Background Art

[0002] Airport security systems usually check whether passengers and their luggage carry guns, ammunition, flammable, explosive, corrosive, toxic, radioactive and other dangerous goods to ensure the safety of the public's life and property.

[0003] With the development of science and technology and the progress of society, more and more people choose to travel by plane, and the passenger flow in domestic airports is increasing year by year. Correspondingly, the pressure on airport security is also increasing year by year.

[0004] At present, the mainstream airport security process still requires a lot of manual intervention in each link, and the security equipment in each link is independent of each other, which is not efficient. Therefore, the traditional airport security field usually requires high labor costs and management costs. Among them, in the boarding baggage security check, the mainstream method is that passengers first put all the luggage they carry in several luggage baskets, and then put the luggage baskets into the X-ray machine to scan the luggage carried by the passengers. Then the image judge will manually judge the X-ray image to confirm whether the luggage contains the above-mentioned contraband. If high-risk items are identified, other security inspectors will place the luggage on the manual inspection table for manual unpacking and inspection by security personnel, and finally the security personnel will move the empty luggage baskets to the front end of the X-ray machine. The above process has a low degree of automation and digitization, high work intensity of security personnel, and cannot effectively collect and transmit information such as passenger personal information, luggage information, and baggage security inspection results. Summary of the invention

[0005] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a luggage security inspection basket return system with top return.

[0006] The present invention solves the above technical problems through the following technical solutions: a luggage security inspection and return basket system with top reflux, comprising: a luggage basket, the luggage basket is provided with a machine-readable label, the machine-readable label is unique, and the luggage basket is used to hold the checked luggage items carried by the passenger on board; a passenger luggage placement table, which identifies the checked passenger and generates identity information, and reads the electronic code of the machine-readable label of the luggage basket, so that the coding information of the machine-readable label is bound to the identity information of the checked passenger; a passenger luggage inspection device, which scans the luggage of the checked passenger placed in the luggage basket and generates a scanned image of the checked luggage; a comprehensive manual inspection table, which receives the luggage basket determined by the passenger luggage inspection device as containing suspicious luggage, obtains the scanned image of the suspicious luggage, the identity information of the passenger and other data by reading the machine-readable label on the luggage basket, and displays the data; a luggage basket circulation system with top reflux, which transports the luggage basket, and the passenger luggage placement table, the comprehensive manual inspection table and the passenger luggage inspection device are connected in series through the luggage basket circulation system with top reflux.

[0007] Preferably, the passenger baggage inspection equipment is specifically a security X-ray machine. The security inspector will make a risk assessment on the inspected baggage based on the scanned image captured by the security X-ray machine, mark the luggage basket containing the risky baggage, and transmit the marking information to the industrial computer in the comprehensive manual inspection station.

[0008] Preferably, the passenger luggage placement table includes: a passenger face recognition module, configured to collect passenger face information and transmit it to the industrial computer in the integrated manual inspection table; a first identifiable tag reading module, configured to read the tag code of the luggage basket being used by the passenger, and transmit it to the industrial computer in the integrated manual inspection table to associate it with the collected passenger face information; a first employee display screen, which displays the current working status of all modules of the top return luggage security inspection return basket system; a status indicator light, configured to display the status of the passenger luggage placement table; a human proximity sensor, configured to detect the passenger position information, and when it is detected that a passenger is standing in front of the passenger luggage placement table, the human proximity sensor will detect the passenger's position The position information is transmitted to the industrial computer in the integrated manual inspection table; the speaker is configured to play an explanatory audio to guide the passenger to use it when the human proximity sensor detects the passenger's position; the emergency stop button is configured to be used to emergency stop the system operation; the first basket retrieval area is configured as an empty luggage basket placement area, and passengers can take luggage baskets in the first basket retrieval area and place them on the passenger luggage placement table; the luggage basket conveying area is configured to convey the luggage basket with passenger luggage items to the luggage basket circulation system with top return flow, and perform a safety check on the passenger's luggage items; the luggage basket position sensor is configured to detect whether there is a luggage basket on the conveying section, and transmit the detection result to the industrial computer in the integrated manual inspection table.

[0009] Preferably, the baggage basket circulation system with top reflux comprises: a front conveying end configured to convey the baggage basket from the passenger baggage placement platform to the passenger baggage inspection device; a middle image judgment diversion end configured to divert the baggage baskets coming out of the passenger baggage inspection device, divert the baggage baskets with risk mark information to the manual inspection line in the rear conveying end, and divert the baggage baskets without risk mark information to the baggage recovery line in the rear conveying end; the rear conveying end configured to transport the baggage baskets conveyed by the middle image judgment diversion end to a designated location; a rear recovery circulation end configured to transport the empty baggage baskets in the baggage recovery area to the first basket retrieval area in the passenger baggage placement platform; and a passenger protection plate configured to isolate the front conveying end, the middle image judgment diversion end, and the manual inspection line of the baggage basket circulation system with top reflux from the passengers to prevent the passengers from contacting the baggage baskets when the baggage baskets pass through the above-mentioned positions.

[0010] Preferably, the front conveying end comprises: a second identifiable tag reading module, configured to identify the tag code of the luggage basket staying at the position, and upload the tag code of the luggage basket to the industrial computer in the comprehensive manual inspection station; a front-end camera, configured to record the physical image information of the luggage basket arriving at the second identifiable tag reading module, and upload the physical image information to the industrial computer in the comprehensive manual inspection station, and the industrial computer associates the physical image information with the luggage basket; a re-inspection luggage basket placement station, configured to temporarily place the luggage baskets that the security personnel determine need to pass through the passenger luggage inspection equipment for a second time, and when not in use When in use, the luggage basket placement table for re-inspection can be folded down for storage; the basket insertion button is configured to pause the action of the passenger luggage placement table conveying the luggage basket to the front conveying end when manually pressed, so that the security personnel can push the accessory luggage basket onto the line of the front conveying end; after the manual recovery button is pressed, the passenger luggage placement table will resume conveying the luggage basket to the front conveying end; the middle image judgment and diversion end includes: a third identifiable label reading module, which is configured to identify the label code of the luggage basket staying at this position, and upload the label code of the luggage basket to the industrial computer in the comprehensive manual inspection table, and the industrial computer queries whether the luggage basket is associated with risk marking information ; The transfer machine is configured to divert the baggage baskets delivered from the position of the third identifiable tag reading module, divert the baggage baskets with risk mark information to the manual inspection line in the rear conveying end, and divert the baggage baskets without risk mark information to the baggage recovery line in the rear conveying end; The system operation status indicator light is configured to display the operation status of the top return baggage basket circulation system; The rear conveying end includes: A passenger display screen configured to display the status information of all baggage baskets with associated passenger information in the top return baggage security inspection return basket system: including but not limited to each baggage basket with associated passenger information The location of the luggage basket, some of the passenger's identity information, flight information, etc.; the luggage recovery area is configured to transport and park luggage baskets without risk-marked information; the luggage basket placement table in the recovery area is configured to temporarily place the luggage baskets parked in the luggage recovery area. Passengers can recycle their luggage in the luggage baskets on the luggage basket placement table in the recovery area. When not in use, the luggage basket placement table in the recovery area can be folded down for storage; the empty basket recognition camera is configured to transmit a physical photo of the luggage basket located on the last section of the luggage recovery area to the industrial computer in the comprehensive manual inspection table, and the industrial computer determines whether the luggage basket is empty; The baggage basket blocker is configured to be controlled by the industrial computer in the integrated manual inspection station, and is used to block the baggage basket located at the last section of the baggage recovery area from being further transported backwards. Only when the industrial computer determines that the baggage basket at this position is empty, the baggage basket blocker moves down to allow the baggage basket to continue to be transported backwards; the industrial computer collects the baggage basket image transmitted from the empty basket recognition camera, and when the industrial computer determines that there is no luggage in the baggage basket, it controls the baggage basket blocker to descend, and controls the baggage recovery area to transport the empty baggage basket to the tail recycling end; the manual inspection line is configured to transport the baggage basket transported from the middle image judgment diversion end to the integrated manual inspection station;The PLC control cabinet is configured to control the operation of the luggage basket circulation system of the top return flow, and to supply power to all electrical modules of the luggage security inspection return basket system of the top return flow; the industrial computer in the integrated manual inspection station controls the front conveying end to convey the luggage baskets to the passenger luggage inspection equipment through a control PLC control cabinet, controls the number of luggage baskets entering the passenger luggage inspection equipment, controls the middle image judgment and diversion end to divert the luggage baskets coming out of the passenger luggage inspection equipment, diverts the luggage baskets with risk mark information to the manual inspection line in the rear conveying end, and diverts the luggage baskets without risk mark information to the luggage recovery line in the rear conveying end. ;

[0011] Preferably, the tail recovery circulation end includes: a baggage basket lifting module, configured to lift the empty baggage basket transported from the baggage recovery area to the empty baggage basket conveying line; a fifth identifiable tag reading module, configured to identify the tag code of the baggage basket staying at this position, and upload the tag code of the baggage basket to the industrial computer in the comprehensive manual inspection station, and the industrial computer unbinds all related information such as passenger information, scanned images, physical image information, risk marking information, etc. associated with the tag code; an ultraviolet disinfector, configured to perform ultraviolet irradiation disinfection on the baggage basket transported by the empty baggage conveying line; the empty baggage conveying line, configured to transport the baggage basket transported from the baggage basket lifting module to the baggage basket lowering module; the baggage basket lowering module is configured to transport the baggage basket transported from the empty baggage conveying line to the first basket picking area.

[0012] Preferably, the baggage basket lifting module comprises: a lifting screw, which is configured so that a plurality of lifting screws can lift the baggage basket placed on the threads of the lifting screw to below the top conveying module through axial rotation; a baggage basket position sensor, which is configured to obtain position information of the baggage basket located in the lifting screw; a first transmission mechanism, which is configured to connect each lifting screw with the lifting drive module; a lifting drive module, which is configured to be connected to one end of the first transmission mechanism and provide synchronous axial rotation drive for the lifting screw through the first transmission mechanism; and a top conveying module, which is configured to convey the baggage basket lifted by the lifting screw to below the top conveying module to an empty basket conveying line.

[0013] Preferably, the baggage basket lowering module comprises: a descending screw, which is configured so that a plurality of descending screws can move the baggage basket placed on the thread of the descending screw to above the bottom conveying module through axial rotation; a baggage basket position sensor, which is configured to obtain position information of the baggage basket located in the descending screw; a second transmission mechanism, which is configured to connect each descending screw with the descending drive module; a descending drive module, which is configured to be connected to one end of the second transmission mechanism and provide synchronous axial rotation drive for the descending screw through the second transmission mechanism; and a bottom conveying module, which is configured to convey the baggage basket moved by the descending screw to above the bottom conveying module to the first basket picking area.

[0014] Preferably, the comprehensive manual inspection station includes: an industrial computer configured to collect passenger position information, passenger facial information, and machine-readable labels on luggage baskets used by passengers collected at the passenger luggage placement station; collect physical image information of the luggage basket collected by the front-end camera; collect scanned images of the luggage basket collected by the passenger luggage inspection equipment and marking information of the luggage basket by security personnel, and associate the information collected at each position with the machine-readable labels on the luggage basket; the industrial computer projects the current working status screen of all modules of the luggage security inspection and return basket system of the top return to the first employee display screen, projects the scanned image of the luggage basket currently placed on the fourth identifiable label reading module collected by the passenger luggage inspection equipment to the second employee display screen, and projects the scanned image of the luggage basket collected by the passenger luggage inspection equipment to the passenger display screen. Status information of all luggage baskets associated with passenger information in the top-return luggage security inspection return basket system, including but not limited to the location of each luggage basket associated with passenger information, partial passenger identity information, flight information, etc.; a fourth identifiable tag reading module, configured to read the machine-identifiable tag on the luggage basket and transmit it to the industrial computer, which will project the scanned image of the luggage basket taken in the passenger luggage inspection device and associated with the machine-identifiable tag on the luggage basket to the second employee display screen; the second employee display screen, configured to display the scanned image of the luggage basket placed on the fourth identifiable tag reading module taken in the passenger luggage inspection device; an emergency stop reset button, configured to allow security personnel to control the start and stop of the conveyor belt in the top-return luggage basket circulation system.

[0015] Preferably, the machine identifiable tag is a radio frequency identification tag.

[0016] The positive and progressive effects of the present invention are as follows: First, the luggage security inspection and return basket system with top reflux provided in this embodiment can realize the separation of passengers and bags during the entire security inspection process. All related information such as passenger information, scanned image information, risk mark information, etc. associated with the luggage under security inspection can be shared with all security inspectors through the employee display screen in the system, which greatly reduces the communication cost of the security inspectors arranged in various partitions in this embodiment. Some information such as the location information of the luggage under security inspection and the flight information of the corresponding passengers can also be disclosed to the passengers through the passenger display screen, so that the passengers can obtain the latest flight status and security inspection progress in real time. At the same time, the luggage basket circulation system with top reflux in this embodiment can effectively transport the empty luggage baskets used by the passengers from the rear end of this embodiment to the first basket retrieval area of ​​the passenger luggage placement table, which greatly reduces the manual handling cost and labor intensity of the security inspectors and improves efficiency.

[0017] Secondly, the top reflux luggage basket circulation system in this embodiment adopts the top reflux method, which can be adapted to most of the passenger baggage inspection equipment (security X-ray machines) on the market, and can be directly arranged using the existing passenger baggage inspection equipment at the airport, which is low cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the passenger-side three-dimensional structure of the luggage security inspection return basket system with top return of the present invention.

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the security staff side of the luggage security inspection and return basket system with top return of the present invention.

[0020] Figure 3 The figure is a schematic diagram of the passenger-side three-dimensional structure of the top-reflow baggage security inspection basket system of the present invention with some covering parts removed.

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the luggage basket lifting module in the present invention when viewed from above with some covering parts removed.

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the luggage basket lifting module in the present invention after removing some covering parts when viewed from above.

[0023] Figure 6 It is a schematic diagram of the three-dimensional structure of the first transmission mechanism and the lifting drive module in the present invention.

[0024] Figure 7 It is a schematic diagram of the three-dimensional structure of the luggage basket lowering module in the present invention after removing some covering parts when viewed from above.

[0025] Figure 8 It is a schematic diagram of the three-dimensional structure of the luggage basket in the present invention.

[0026] Description of the reference numerals: 1- luggage basket; 11- machine-recognizable label; 2- passenger luggage placement table; 21- passenger face recognition module; 22- first recognizable label reading module; 23- first employee display screen; 24- status indicator light; 25- human proximity sensor; 26- speaker; 27- emergency stop button; 28- first basket taking area; 29- luggage basket conveying area; 210- luggage basket position sensor; 3- comprehensive manual inspection table; 31- fourth recognizable label reading module; 32- second employee display screen; 33- emergency stop reset button; 34- industrial computer; 4- top reflux luggage basket circulation system; 41- front conveying end; 42- middle image judgment and diversion end; 43- rear conveying end; 44- tail recovery circulation end; 45- passenger protection plate; 411- second recognizable label reading module; 412- front camera; 413- re-inspection luggage basket placement table; 414- inserting basket button; 421- third recognizable 422-transfer machine; 423-system operation status indicator; 431-passenger display screen; 432-luggage recovery area; 433-luggage basket placement table in the recovery area; 434-empty basket recognition camera; 435-luggage basket blocker; 436-manual inspection line; 437-PLC control cabinet; 441-luggage basket lifting module; 442-fifth identifiable tag reading module; 443-ultraviolet disinfector; 444-empty basket conveyor line; 445-luggage basket lowering module; 4411-lifting screw; 4412-luggage basket position sensor; 4413-first transmission mechanism; 4414-lifting drive module; 4415-top conveying module; 4416-second basket taking area; 4421-lowering screw; 4422-luggage basket position sensor; 4423-second transmission mechanism; 4424-lowering drive module; 4425-bottom conveying module; 5-passenger baggage inspection equipment. Implementation

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0028] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0029] like Figures 1 to 8As shown, the luggage security inspection and return basket system of the top return of the present invention comprises a luggage basket 1, a passenger luggage placement table 2, a comprehensive manual inspection table 3, a luggage basket circulation system 4 of the top return, and a passenger luggage inspection device 5. The luggage basket circulation system 4 of the top return conveys the luggage basket 1, and the passenger luggage placement table 2, the comprehensive manual inspection table 3 and the passenger luggage inspection device 5 are connected in series through the luggage basket circulation system 4 of the top return to form a complete luggage security inspection and return basket system. The luggage basket 1 circulates in the entire luggage security inspection and return basket system of the top return and is reused. The passenger luggage inspection device 5 scans the luggage of the checked passenger placed in the luggage basket and generates a scanned image of the checked luggage; the luggage basket 1 is usually equipped with a machine-readable label 11 at the bottom or side of the basket, and the code of the machine-readable label 11 is unique, and each luggage basket 1 can be given a unique label code, which can be obtained by the identifiable label reading module configured in the luggage security inspection and return basket system of the top return; the luggage basket is used to hold the checked luggage items carried by passengers on board. The machine-readable tag can be specifically a radio frequency identification tag (RFID), which is low-cost and widely used. The passenger luggage placement station 2 identifies the checked passenger and generates identity information, and reads the electronic code of the machine-readable tag of the luggage basket, so that the coding information of the machine-readable tag is bound to the identity information of the checked passenger. The comprehensive manual inspection station 3 receives the luggage basket determined by the passenger luggage inspection equipment to contain suspicious luggage, obtains the scanned image of the suspicious luggage, the identity information of the passenger holding it, and displays the data.

[0030] The passenger baggage inspection equipment 5 is specifically a security X-ray machine. The security inspector will make a risk assessment on the inspected baggage based on the scanned images collected by the security X-ray machine, mark the luggage baskets containing risky baggage, and transmit the marking information to the industrial computer in the comprehensive manual inspection station.

[0031] The passenger luggage placement table 2 includes a passenger face recognition module 21, a first identifiable tag reading module 22, a first employee display screen 23, a status indicator light 24, a human proximity sensor 25, a horn 26, an emergency stop button 27, a first basket taking area 28, a luggage basket conveying area 29, and a luggage basket position sensor 210. In this embodiment, three sets of the passenger face recognition module 21, the first identifiable tag reading module 22, the status indicator light 24, the human proximity sensor 25, the horn 26, the first basket taking area 28, the luggage basket conveying area 29, and the luggage basket position sensor 210 are configured, so that three passengers can be allowed to perform security inspection and luggage basket loading on the passenger luggage placement table 2 at the same time. The first employee display screen 23 and the emergency stop button 27 are configured in one set in this embodiment for use by security personnel on duty at the position. Among them, the passenger face recognition module is configured to collect passenger face information and transmit it to the industrial computer; the first identifiable label reading module is configured to read the label code of the luggage basket that the passenger is using, and transmit it to the industrial computer to associate it with the collected passenger face information; the first employee display screen displays the current working status of all modules of the top return luggage security return basket system; the status indicator light is configured to display the status of the passenger luggage placement table; the human proximity sensor is configured to detect the passenger's location information. When it is detected that a passenger is standing in front of the passenger luggage placement table, the human proximity sensor will transmit the passenger's location information to the industrial computer. The control machine; the speaker is configured to play an explanatory audio to guide passengers to use it when the human proximity sensor detects the passenger's position; the emergency stop button is configured to be used to emergency stop the system operation; the first basket picking area is configured as an empty luggage basket placement area, and passengers can take the luggage basket in the first basket picking area and place it on the passenger luggage placement table; the luggage basket conveying area is configured to convey the luggage basket with passenger luggage items to the luggage basket circulation system with top return flow, and conduct a safety check on the passenger's luggage items; the luggage basket position sensor is configured to detect whether there is a luggage basket on the conveying section, and transmit the detection result to the industrial computer. The passenger luggage placement table is the main interaction area between passengers and this system. Its specific use process is: the passenger takes out the empty basket from the first basket picking area and places it on the placement table, then puts all the luggage he carries into the luggage basket, and then pushes the luggage basket forward to the line body, and the line body will transfer the luggage basket to the front transmission end section of the luggage basket circulation system with top return flow. During this period, the passenger's biometric information and luggage basket identification code information will be recorded and associated. The tabletop of the passenger luggage placement table is compact in size. While meeting the storage function, a first identifiable tag reading module and a human proximity sensor are integrated directly below, which has high integration and saves space. The status indicator light 24, the human proximity sensor 25, and the speaker 26 work together to guide passengers to use the system correctly.

[0032] The integrated manual inspection station 3 includes a fourth identifiable tag reading module 31, a second employee display screen 32, an emergency stop reset button 33, and an industrial computer 34. The industrial computer is configured to collect passenger position information, passenger face information, and machine-identifiable tags on the luggage basket used by the passenger collected at the passenger luggage placement station; collect physical image information of the luggage basket collected by the front-end camera; collect scanned images of the luggage basket collected by the passenger luggage inspection equipment, and marking information of the luggage basket by security personnel, and associate the information collected at each position with the machine-identifiable tags on the luggage basket; the industrial computer projects the current working status screen of all modules of the luggage security inspection return basket system of the top reflux to the first employee display screen, and projects the current luggage basket placed on the fourth identifiable tag reading module collected by the passenger luggage inspection equipment to the second employee display screen. The scanned image of the luggage basket is used to project the status information of all luggage baskets associated with passenger information in the luggage security inspection return basket system with top reflux to the passenger display screen, including but not limited to the location of each luggage basket with associated passenger information, partial identity information of the passenger, flight information, etc.; the fourth identifiable tag reading module is configured to read the machine-identifiable tag on the luggage basket and transmit it to the industrial computer, which will project the scanned image of the luggage basket taken in the passenger luggage inspection device and associated with the machine-identifiable tag on the luggage basket to the second employee display screen; the second employee display screen is configured to display the scanned image of the luggage basket placed on the fourth identifiable tag reading module taken in the passenger luggage inspection device; the emergency stop reset button is configured to allow the security personnel to control the start and stop of the conveyor belt in the top reflux luggage basket circulation system 4. The comprehensive manual inspection station is an area for unpacking and manually inspecting luggage baskets marked as high-risk by the security inspectors at the passenger luggage inspection equipment, so that when the security inspectors at the comprehensive manual inspection station 3 take the luggage basket with risk marking information to the table of the comprehensive manual inspection station 3, they can look up and see the scanned image of the luggage basket displayed on the second employee's display screen, which intuitively displays the internal details of the luggage in the luggage basket, eliminating the need for the security inspectors at the comprehensive manual inspection station 3 and the security inspectors at the passenger luggage inspection equipment 5 to repeatedly confirm, thereby greatly improving work efficiency.

[0033] The luggage basket circulation system 4 with top return flow conveys the luggage basket, and the luggage basket circulation system 4 with top return flow comprises a front conveying end 41, a middle image judgment diversion end 42, a rear conveying end 43, a tail recovery circulation end 44, and a passenger protection plate 45, wherein the front conveying end is configured to convey the luggage basket from the passenger luggage placement table to the passenger luggage inspection device; the middle image judgment diversion end is configured to divert the luggage basket coming out of the passenger luggage inspection device, and divert the luggage basket with risk mark information to the manual inspection line in the rear conveying end , and the luggage baskets without risk mark information are diverted to the luggage recovery line in the rear conveying end; the rear conveying end is configured to transport the luggage baskets delivered by the middle image judgment diversion end to the designated location; the tail recovery circulation end is configured to transport the empty luggage baskets in the luggage recovery area to the first basket retrieval area in the passenger luggage placement table; the passenger protection plate is configured to isolate the front conveying end, the middle image judgment diversion end, and the manual inspection line of the luggage basket circulation system with top reflux from the passengers to prevent the passengers from touching the luggage baskets when the luggage baskets pass through the above positions. The top reflux luggage basket circulation system 4 transfers the luggage baskets to other functional blocks: the luggage baskets are transferred from the passenger luggage placement table to the passenger luggage inspection equipment; and according to the judgment of the security inspector, the luggage baskets are transferred from the passenger luggage inspection equipment to the comprehensive manual inspection table or the luggage recovery area; the luggage baskets transferred to the comprehensive manual inspection table are unpacked and inspected by the security inspectors, and then transferred from the front conveyor end to the passenger luggage inspection equipment for re-inspection; the luggage baskets transferred to the luggage recovery area will be transferred to the first basket retrieval area of ​​the passenger luggage placement table after the passengers take away all the luggage, waiting for the next cycle. The top reflux luggage basket circulation system 4 adopts the top reflux structure, which can greatly increase the scope of application of this system, and can be adapted to most of the passenger luggage inspection equipment 5 on the market. When renovating existing airports and railway stations, it can be directly built at the existing equipment, reducing renovation costs and shortening layout time.

[0034] The front conveying end 41 includes: a second identifiable tag reading module 411, which is configured to identify the tag code of the luggage basket that stops at the position, and upload the tag code of the luggage basket to the industrial computer in the comprehensive manual inspection station; a front-end camera 412, which is configured to record the physical image information of the luggage basket that arrives at the second identifiable tag reading module, and upload the physical image information to the industrial computer in the comprehensive manual inspection station, and the industrial computer associates the physical image information with the luggage basket; a re-inspection luggage basket placement table 413, which is configured to temporarily place the luggage basket that the security personnel determine needs to pass the passenger luggage inspection device for a second time, and the re-inspection luggage basket placement table can be folded down for storage when not in use; a basket insertion button 414. 14, is configured to suspend the action of conveying the luggage basket from the passenger luggage placement table to the front conveying end when manually pressed, so that the security personnel can push the accessory luggage basket onto the line of the front conveying end; after the button is manually restored, the passenger luggage placement table will resume conveying the luggage basket to the front conveying end; the front conveying end will transfer the luggage basket from the passenger luggage placement table to the passenger luggage inspection equipment, and transfer the luggage basket that has been unpacked and inspected by the security personnel at the comprehensive manual inspection table to the passenger luggage inspection equipment again, record the machine-readable label of each luggage basket entering the passenger luggage inspection equipment, capture the photo image information of the luggage basket, and upload it to the industrial computer, which will bind the photo image information with the identification code of the luggage basket. Each luggage basket that needs to be transferred to the passenger luggage inspection equipment again can be temporarily placed on the re-inspection luggage basket placement table. When the security inspector determines that the re-inspection luggage basket can be placed on the line, he can press the basket insertion button. At this time, the front transmission end will suspend the function, leaving space on the line, so that the security inspector can put the re-inspection luggage basket on the line. After the machine-readable label of the re-inspection luggage basket is read by the second identifiable label reading module arranged in the line, the function will be restored, so that the line can continue to operate normally. The advantage of this setting is that it is convenient for the security inspectors at this position to flexibly configure the number and proportion of re-inspection luggage baskets according to the actual carrying capacity of the luggage baskets on the line, reducing the waiting time of regular passengers and improving the user experience.

[0035] The middle image judgment and diversion end 42 includes: a third identifiable tag reading module 421, which is configured to identify the tag code of the luggage basket staying at the position, and upload the tag code of the luggage basket to the industrial computer in the comprehensive manual inspection station, and the industrial computer queries whether the luggage basket is associated with risk mark information; a transfer machine 422, which is configured to divert the luggage baskets transported from the position of the third identifiable tag reading module, divert the luggage baskets with risk mark information to the manual inspection line in the rear conveying end, and divert the luggage baskets without risk mark information to the luggage recovery line in the rear conveying end; a system operation status indicator 423, which is configured to display the operation status of the luggage basket circulation system of the top reflux; the middle image judgment and diversion end is connected to the luggage basket coming out of the passenger luggage inspection equipment, identifies the tag code of the luggage basket, and transfers the luggage basket to different sections of the rear line body according to whether the luggage basket has a high risk mark, so as to realize the diversion function of the luggage basket, with fast response time and stable structure.

[0036] The rear conveying end 43 includes: a passenger display screen 431, which is configured to display the status information of all luggage baskets associated with passenger information in the luggage security inspection return basket system of the top return flow: including but not limited to the location of each luggage basket associated with passenger information, partial identity information of the passenger, flight information, etc.; a luggage recovery area 432, which is configured to transport and park luggage baskets with no risk mark information; a luggage basket placement table 433 in the recovery area, which is configured to temporarily place luggage baskets parked in the luggage recovery area. Passengers can recycle their luggage placed in the luggage baskets on the luggage basket placement table in the recovery area. When not in use, the luggage basket placement table in the recovery area can be folded down for storage; an empty basket recognition camera 434, which is configured to transmit a physical photo of the luggage basket located on the last section of the luggage recovery area to the industrial control computer in the comprehensive manual inspection table, and the industrial control computer determines whether the luggage basket is an empty basket; The baggage basket blocker 435 is configured to be controlled by the industrial computer in the integrated manual inspection station, and is used to block the baggage basket located at the last section of the baggage recovery area from being further transported backwards. Only when the industrial computer determines that the baggage basket at this position is empty, the baggage basket blocker moves down to allow the baggage basket to continue to be transported backwards; the industrial computer collects the baggage basket image transmitted from the empty basket recognition camera, and when the industrial computer determines that there is no luggage in the baggage basket, it controls the baggage basket blocker to descend, and controls the baggage recovery area to transport the empty baggage basket to the tail recovery circulation end; the manual inspection line 436 is configured to transport the baggage basket transported from the middle image judgment diversion end to the integrated manual inspection station. The PLC control cabinet 437 is configured to control the operation of the luggage basket circulation system of the top return flow and to supply power to all the electrical modules of the luggage security inspection return basket system of the top return flow; the industrial computer in the comprehensive manual inspection station controls the front conveying end to convey the luggage basket to the passenger luggage inspection equipment through a control PLC control cabinet, controls the number of luggage baskets entering the passenger luggage inspection equipment, controls the middle image judgment diversion end to divert the luggage baskets coming out of the passenger luggage inspection equipment, diverts the luggage baskets with risk mark information to the manual inspection line in the rear conveying end, and diverts the luggage baskets without risk mark information to the luggage recovery line in the rear conveying end. The rear conveying end is divided into two areas: the luggage recovery area and the manual inspection line, which respectively send the luggage baskets to different positions: the manual inspection line is to transfer the luggage baskets with high risk marks transferred from the middle image judgment diversion end to the comprehensive manual inspection station; the luggage recovery area is to temporarily place the luggage baskets transferred from the middle image judgment diversion end, waiting for passengers to take their own luggage; the main functions of this section of the line are concentrated in the luggage recovery area. Passengers can collect their luggage placed in the luggage basket on the luggage basket placement table 433 in the recovery area. When not in use, the luggage basket placement table in the recovery area can be folded down for storage.

[0037] The tail recovery circulation end 44 includes: a baggage basket lifting module 441, which is configured to lift the empty baggage basket transported from the baggage recovery area to the empty baggage basket conveying line; a fifth identifiable tag reading module 442, which is configured to identify the tag code of the baggage basket staying at the position, and upload the tag code of the baggage basket to the industrial computer in the comprehensive manual inspection station, and the industrial computer unbinds all related information such as passenger information, scanned images, physical image information, risk marking information, etc. associated with the tag code; an ultraviolet disinfector 443, which is configured to disinfect the baggage basket transported by the empty baggage conveying line with ultraviolet light; an empty baggage conveying line 444, which is configured to transport the baggage basket transported from the baggage basket lifting module to the baggage basket lowering module; and a baggage basket lowering module 445, which is configured to transport the baggage basket transported from the empty baggage conveying line to the first basket picking area. The baggage basket lifting module moves the empty basket back to the top of the passenger baggage placement table, and then the baggage basket lowering module moves the baggage basket to the first basket picking area to continue waiting for passengers to use it. The fifth identifiable tag reading module will upload the tag code of the empty luggage basket passing through the location to the industrial computer, which will erase the passenger information and various image information associated with the tag code and restore the luggage basket tag code to its initial state; the ultraviolet sterilizer can perform ultraviolet disinfection on the luggage basket passing through the location, further improving the hygiene and safety of the equipment in this system.

[0038] The baggage basket lifting module 441 includes: a lifting screw 4411, which is configured as a plurality of lifting screws that lift the baggage basket placed on the lifting screw thread to the bottom of the top conveying module through axial rotation; a baggage basket position sensor 4412, which is configured to obtain the position information of the baggage basket located in the lifting screw; a first transmission mechanism 4413, which is configured to connect each lifting screw with the lifting drive module; a lifting drive module 4414, which is configured to be connected to one end of the first transmission mechanism, and provides synchronous axial rotation drive for the lifting screw through the first transmission mechanism; and a top conveying module 4415, which is configured to convey the baggage basket lifted by the lifting screw to the bottom of the top conveying module to the empty basket conveying line. The present invention can slowly lift the baggage basket on the lifting screw thread to the highest point by rotating the four lifting screws along the axial direction, so that the upper edge of the baggage basket is close to the power roller of the conveying module. Then, the power roller of the top conveying module rotates, and the friction force is used to realize the transfer of the baggage basket from the top of the four lifting screws to the empty basket conveying line. The action requirements of lifting and translating the luggage basket are realized.

[0039] The baggage basket lowering module 445 includes: a lowering screw 4421, which is configured as a plurality of lowering screws that rotate axially to transfer the baggage basket placed on the thread of the lowering screw to the top of the bottom conveying module; a baggage basket position sensor 4422, which is configured to obtain the position information of the baggage basket located in the lowering screw; a second transmission mechanism 4423, which is configured to connect each lowering screw with the lowering drive module; a lowering drive module 4424, which is configured to be connected to one end of the second transmission mechanism, and provides synchronous axial rotation drive for the lowering screw through the second transmission mechanism; and a bottom conveying module 4425, which is configured to convey the baggage basket transferred by the lowering screw to the top of the bottom conveying module to the first basket taking area. The baggage basket lowering module 445 holds the baggage basket with the threads of the four lowering screws 4421, and then slowly and controllably lowers the baggage basket to the bottom conveying module 4425 by rotating axially, and the bottom conveying module 4425 conveys the baggage basket located at this position to the first basket taking area. The advantage of using a screw structure to achieve the luggage basket lowering behavior is that the threads on the screw are continuous, so that the supported luggage basket can be smoothly lowered to the bottom conveying module 4425 at the bottom.

[0040] When a passenger arrives at the luggage placement platform 2, the human proximity sensor 25 first detects the passenger's position and uploads the position information to the industrial computer 34. The industrial computer 34 controls the speaker 26 at the passenger's position to play the audio of the instructions for use. At the same time, the status indicator 24 at the position changes from the green steady light mode to the flashing mode, guiding the passenger to take an empty luggage basket 1 from the first basket taking area 28 at the position and put it on the passenger luggage placement platform 2. At this time, the first identifiable tag reading module 22 located inside the passenger luggage placement platform 2 reads the tag code of the machine identifiable tag 11 in the luggage basket 1 and uploads it to the industrial computer 34. The industrial computer records the tag code information and controls the guest face recognition module 21 to recognize the passenger's facial information, compare it with the database, obtain the passenger's identity information, and bind the obtained facial information and identity information with the tag code information of the luggage basket 1. After the passenger puts all the luggage into the luggage basket 1, the luggage basket 1 is pushed to the luggage basket conveying area 29, and the luggage basket conveying area 29 transports the luggage basket 1 to the front conveying end 41. In addition, the luggage basket position sensor 210 will detect whether there is a luggage basket 1 in the first basket retrieval area 28. After the passenger takes out the luggage basket 1 from the first basket retrieval area 28, the industrial computer 34 will control the rear recovery circulation end 44 to add the luggage basket 1 remaining on the rear recovery circulation end 44 to the first basket retrieval area 28.

[0041] When the luggage basket 1 containing the passenger's luggage moves to the front conveying end 41, the second identifiable tag reading module 411 will read the tag code of the machine-identifiable tag 11 in the luggage basket 1 and upload it to the industrial computer 34. The industrial computer 34 will control the front-end camera 412 to capture the photo image information of the luggage basket 1 and bind it to the tag code information of the luggage basket 1. At the same time, the current position of the luggage basket 1, the photo image information of the luggage basket 1, the associated passenger's partial identity information, the passenger's flight information and other contents will be sent to the passenger display screen 431. At the same time, the front conveying end 41 will continue to transfer the luggage basket 1 to the passenger luggage inspection equipment 5.

[0042] The luggage basket 1 will be photographed and scanned in the passenger luggage inspection device 5. The scanned image will be simultaneously displayed to the security judge and uploaded to the industrial computer. The judge will determine whether the luggage basket 1 contains high-risk items based on the scanned image. If there are high-risk items, the judge will electronically mark the luggage basket 1. The high-risk marking information will also be transmitted to the industrial computer 34 and associated with the label code of the luggage basket 1. Afterwards, the passenger luggage inspection device 5 will transfer the luggage basket 1 to the middle image judgment and diversion end 42. When the luggage basket 1 moves to the middle image judgment and diversion end 42, the third identifiable label reading module 421 will read the label code of the luggage basket 1 and upload it to the industrial computer 34. The industrial computer 34 will update the location information of the luggage basket 1 on the passenger display screen 431, and will control the transfer machine 422 to transfer the luggage basket 1 to different areas of the rear conveying end 43 according to whether there is high-risk mark information on the luggage basket 1: when the luggage basket 1 does not have high-risk mark information, it will be transferred to the luggage recovery area 432; when the luggage basket 1 has high-risk mark information, it will be transferred to the manual inspection line 436.

[0043] The luggage basket 1 transferred to the manual inspection line 436 will be moved by the security personnel to the comprehensive manual inspection station 3. The comprehensive manual inspection station 3 is provided with a fourth identifiable label reading module 31, which will identify the label code of the luggage basket 1 placed at this position and upload it to the industrial computer 34. The industrial computer 34 will project the scanned image associated with the luggage basket 1 onto the second employee display screen 32 to assist the security personnel in unpacking and manually inspecting the luggage in the luggage basket 1. After the manual inspection is completed, the luggage basket 1 will be transferred by the security personnel to the re-inspection luggage basket placement station 413 on the front conveying end 41. The security personnel will independently control the timing to press the basket insertion button 414, put the luggage basket 1 back on the front conveying end 41, and pass through the passenger luggage inspection equipment 5 again, and the image judge will conduct a secondary luggage item risk assessment.

[0044] The luggage baskets 1 transferred to the luggage recovery area 432 will queue up to wait for passengers to collect their luggage. The present invention also specially arranges six sets of luggage basket placement tables 433 in the luggage recovery area 432. Passengers can place the luggage baskets 1 containing their luggage on the luggage basket placement tables 433 in the luggage recovery area to collect them, and then put the empty luggage baskets 1 back to the luggage recovery area 432.

[0045] The last section of the baggage recovery area 432 is provided with an empty basket recognition camera 434 and a baggage basket blocker 435. The empty basket recognition camera 434 is used to detect whether there are other items in the baggage basket 1 parked at the position. If the baggage basket 1 at the position is determined to be empty, the industrial computer 34 will control the baggage basket blocker 435 to fall, and transfer the empty baggage basket 1 to the baggage basket lifting module 441 in the rear recovery circulation end 44. The industrial computer collects the baggage basket image transmitted from the empty basket recognition camera. When the industrial computer determines that there is no luggage in the baggage basket, it will control the baggage basket blocker to fall, and control the baggage recovery area to transfer the empty baggage basket to the rear recovery circulation end.

[0046] After the luggage basket 1 arrives in the luggage basket lifting module 441, the luggage basket position sensor 4412 detects the position information of the luggage basket 1 and uploads it to the industrial computer 34. The industrial computer controls the lifting drive module 4414 to operate, drives the first transmission mechanism 4413 to transmit power to the four lifting screws 4411, and the lifting screws 4411 rotate axially to lift the luggage basket 1 on the threads of the lifting screws 4411 to the bottom of the top conveying module 4415. After the luggage basket position sensor 4412 located near the top conveying module 4415 detects that the luggage basket 1 has been lifted to the top, the industrial computer 34 controls the PLC control cabinet 437, and then controls the top conveying module 4415 to move the luggage basket 1 to the empty basket conveying line 444.

[0047] The empty basket conveyor line 444 is provided with a fifth identifiable tag reading module 442, which can read the tag code of the baggage basket 1 passing therethrough and upload it to the industrial computer 34. The industrial computer 34 will unbind all the passenger information, baggage basket scanned image information, photo image information and other related information associated with the tag code, and the baggage basket 1 will be restored to its initial state. The empty basket conveyor line 444 transfers the baggage basket in its initial state to the baggage basket lowering module 445.

[0048] After the luggage basket 1 arrives in the luggage basket descending module 445, the luggage basket position sensor 4452 detects the position information of the luggage basket 1 and uploads it to the industrial computer 34. The industrial computer controls the descending drive module 4454 to operate, driving the second transmission mechanism 4453 to transmit power to the four descending screws 4451. The descending screws 4451 rotate axially to transport the luggage basket 1 on the threads of the descending screws 4451 to the top of the bottom conveying module 4455. After the luggage basket position sensor 4452 located near the bottom conveying module 4455 detects the position of the luggage basket 1, the industrial computer 34 controls the PLC control cabinet 437, and then controls the bottom conveying module 4455 to move the luggage basket 1 to the first basket picking area 28.

[0049] In addition, the first employee display screen 23 displays the working status of each module in the passenger luggage placement table 2, the comprehensive manual inspection table 3, and the top return luggage basket circulation system 4 for the security personnel at the position. The present invention can also remove the first basket taking area 28 and the luggage basket lowering module 445, and divide the empty basket conveyor line 444 located directly above the passenger luggage placement table 2 into a second basket taking area 4416, so that passengers can directly send the luggage basket 1 above to place it on the passenger luggage placement table 2.

[0050] The present invention can realize the binding of passengers' personal information with the information of the luggage they carry. High-risk luggage is automatically sorted to the manual inspection table after being selected by the map judge, and the passengers' luggage baskets are recycled. Moreover, since the luggage basket return system of the present invention returns from the top, it can be modified in the existing security inspection area of ​​the airport, and the X-ray machine currently used by the airport can be used without making too much modification, thereby improving the efficiency and automation level of the boarding baggage security inspection link.

[0051] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0052] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A top-return baggage security inspection return basket system, characterized in that: It includes: Luggage A luggage basket is provided with a machine-readable tag, which is unique, and is used to hold the checked luggage items carried by passengers on board; a passenger luggage placement table is used to identify the checked passenger and generate identity information, and read the electronic code of the machine-readable tag of the luggage basket, so that the code information of the machine-readable tag is bound to the identity information of the checked passenger; The passenger baggage inspection equipment scans the baggage of the inspected passenger placed in the baggage basket and generates a scanned image of the inspected baggage; the comprehensive manual inspection station receives the baggage basket determined by the passenger baggage inspection equipment as containing suspicious baggage, obtains the scanned image of the suspicious baggage and the identity information of the passenger by reading the machine-readable label on the baggage basket, and displays the data; the top reflux baggage basket circulation system transports the baggage basket, and the passenger baggage placement station, the comprehensive manual inspection station and the passenger baggage inspection equipment are connected in series through the top reflux baggage basket circulation system.

2. The top return baggage security inspection return basket system according to claim 1, characterized in that: The passenger baggage inspection equipment is specifically a security X-ray machine. The security inspector will make a risk assessment on the inspected baggage based on the scanned images collected by the security X-ray machine, mark the luggage baskets containing risky baggage, and transmit the marking information to the industrial computer in the comprehensive manual inspection station.

3. The top return baggage security inspection return basket system according to claim 1, characterized in that: The passenger luggage placement table includes: a passenger face recognition module, which is configured to collect passenger face information and transmit it to the industrial computer in the comprehensive manual inspection table; a first identifiable label reading module, which is configured to read the label code of the luggage basket that the passenger is using, and transmit it to the industrial computer in the comprehensive manual inspection table to associate it with the collected passenger face information; a first employee display screen, which displays the current working status of all modules of the top return luggage security inspection return basket system; a status indicator light, which is configured to display the status of the passenger luggage placement table; a human proximity sensor, which is configured to detect the passenger position information. When it is detected that a passenger is standing in front of the passenger luggage placement table, the human proximity sensor will detect the passenger's position The information is transmitted to the industrial computer in the integrated manual inspection table; the speaker is configured to play an explanatory audio to guide the passenger to use it when the human proximity sensor detects the passenger's position; the emergency stop button is configured to be used to emergency stop the system operation; the first basket retrieval area is configured as an empty luggage basket placement area, and passengers take luggage baskets in the first basket retrieval area and place them on the passenger luggage placement table; the luggage basket conveying area is configured to convey the luggage basket with passenger luggage items to the luggage basket circulation system with top reflux, and perform a safety check on the passenger's luggage items; the luggage basket position sensor is configured to detect whether there is a luggage basket on the conveying section, and transmit the detection result to the industrial computer in the integrated manual inspection table.

4. The top return baggage security inspection return basket system according to claim 3, characterized in that: The top reflux baggage basket circulation system comprises: a front conveying end configured to convey the baggage basket from the passenger baggage placement platform to the passenger baggage inspection device; a middle image judgment diversion end configured to divert the baggage baskets coming out of the passenger baggage inspection device, divert the baggage baskets with risk mark information to the manual inspection line in the rear conveying end, and divert the baggage baskets without risk mark information to the baggage recovery line in the rear conveying end; the rear conveying end configured to transport the baggage baskets conveyed by the middle image judgment diversion end to a designated location; a rear recovery circulation end configured to transport the empty baggage baskets in the baggage recovery area to the first basket retrieval area in the passenger baggage placement platform; a passenger protection plate configured to isolate the front conveying end, the middle image judgment diversion end, and the manual inspection line of the top reflux baggage basket circulation system from the passengers to prevent the passengers from contacting the baggage baskets when the baggage baskets pass through the above-mentioned positions.

5. The top return baggage security inspection return basket system according to claim 4, characterized in that: The front transmission end includes: a second identifiable tag reading module, which is configured to identify the tag code of the luggage basket that stops at the position, and upload the tag code of the luggage basket to the industrial computer in the comprehensive manual inspection station; a front-end camera, which is configured to record the physical image information of the luggage basket that arrives at the second identifiable tag reading module, and upload the physical image information to the industrial computer in the comprehensive manual inspection station, and the industrial computer associates the physical image information with the luggage basket; a re-inspection luggage basket placement station, which is configured to temporarily place the luggage that the security personnel determine needs to pass the second passenger luggage inspection The luggage basket of the equipment is folded down and stored when not in use; the insertion basket button is configured to suspend the action of the passenger luggage placement platform to transport the luggage basket to the front conveying end when manually pressed, so that the security personnel can push the accessory luggage basket onto the line body of the front conveying end; after the manual recovery button is pressed, the passenger luggage placement platform will resume transporting the luggage basket to the front conveying end; the middle image judgment and diversion end includes: a third identifiable label reading module, which is configured to identify the label code of the luggage basket staying at this position, and upload the label code of the luggage basket to the industrial computer in the comprehensive manual inspection station , the industrial computer inquires whether the luggage basket is associated with risk mark information; the transfer machine is configured to divert the luggage baskets transported from the position of the third identifiable tag reading module, divert the luggage baskets with risk mark information to the manual inspection line in the rear conveying end, and divert the luggage baskets without risk mark information to the luggage recovery line in the rear conveying end; the system operation status indicator is configured to display the operation status of the luggage basket circulation system with top reflux; the rear conveying end includes: a passenger display screen, configured to display the status information of all luggage baskets associated with passenger information in the luggage security inspection return basket system with top reflux; a luggage recovery area, configured to transport and park luggage baskets without risk mark information; a luggage basket placement table in the recovery area, configured to temporarily place luggage baskets parked in the luggage recovery area, and passengers recover their luggage placed in the luggage baskets on the luggage basket placement table in the recovery area, and the luggage basket placement table in the recovery area is folded down for storage when not in use; an empty basket recognition camera is configured to transmit a physical photo of the luggage basket located on the last section of the luggage recovery area to the industrial computer in the comprehensive manual inspection table, and the industrial computer determines whether the luggage basket is an empty basket; The baggage basket blocker is configured to be controlled by the industrial computer in the integrated manual inspection station, and is used to block the baggage basket located at the last section of the baggage recovery area from being further transported backwards. Only when the industrial computer determines that the baggage basket at this position is empty, the baggage basket blocker moves down to allow the baggage basket to continue to be transported backwards; the industrial computer collects the baggage basket image transmitted from the empty basket recognition camera, and when the industrial computer determines that there is no luggage in the baggage basket, it controls the baggage basket blocker to descend, and controls the baggage recovery area to transport the empty baggage basket to the tail recovery circulation end; the manual inspection line is configured to transport the baggage basket transported from the middle image judgment diversion end to the integrated manual inspection station; the PLC control cabinet is configured to control the operation of the baggage basket circulation system of the top reflux, and to supply power to all electrical modules of the baggage security inspection return basket system of the top reflux;The industrial computer in the integrated manual inspection station controls the front conveyor end to convey the luggage baskets to the passenger luggage inspection equipment through a control PLC control cabinet, controls the number of luggage baskets entering the passenger luggage inspection equipment, controls the middle image judgment and diversion end to divert the luggage baskets coming out of the passenger luggage inspection equipment, diverts the luggage baskets with risk mark information to the manual inspection line in the rear conveyor end, and diverts the luggage baskets without risk mark information to the luggage recovery line in the rear conveyor end. ; 6. The top return baggage security inspection return basket system according to claim 5, characterized in that: The tail recovery circulation end includes: a baggage basket lifting module, which is configured to lift the empty baggage basket transported from the baggage recovery area to the empty baggage basket conveying line; a fifth identifiable tag reading module, which is configured to identify the tag code of the baggage basket staying at this position, and upload the tag code of the baggage basket to the industrial computer in the comprehensive manual inspection station, and the industrial computer unbinds the passenger information, scanned image, physical image information, and risk marking information associated with the tag code; an ultraviolet disinfector, which is configured to perform ultraviolet irradiation disinfection on the baggage basket transported by the empty baggage conveying line; the empty baggage conveying line, which is configured to transport the baggage basket transported from the baggage basket lifting module to the baggage basket lowering module; the baggage basket lowering module is configured to transport the baggage basket transported from the empty baggage conveying line to the first basket picking area.

7. The top-return baggage security inspection and return basket system according to claim 6, characterized in that: The baggage basket lifting module includes: a lifting screw, which is configured to lift the baggage basket placed on the lifting screw thread to the bottom of the top conveying module through axial rotation of multiple lifting screws; a baggage basket position sensor, which is configured to obtain the position information of the baggage basket located in the lifting screw; a first transmission mechanism, which is configured to connect each lifting screw with the lifting drive module; the lifting drive module, which is configured to be connected to one end of the first transmission mechanism and provide synchronous axial rotation drive for the lifting screw through the first transmission mechanism; and a top conveying module, which is configured to convey the baggage basket lifted by the lifting screw to the bottom of the top conveying module to the empty basket conveying line.

8. The top-return baggage security inspection and return basket system according to claim 7, characterized in that: The baggage basket lowering module includes: a descending screw, which is configured so that multiple descending screws can move the baggage basket placed on the thread of the descending screw to the top of the bottom conveying module through axial rotation; a baggage basket position sensor, which is configured to obtain the position information of the baggage basket located in the descending screw; a second transmission mechanism, which is configured to connect each descending screw with the descending drive module; the descending drive module, which is configured to be connected to one end of the second transmission mechanism and provide synchronous axial rotation drive for the descending screw through the second transmission mechanism; and a bottom conveying module, which is configured to convey the baggage basket moved by the descending screw to the top of the bottom conveying module to the first basket picking area.

9. The top return baggage security inspection basket return system according to claim 8, characterized in that: The comprehensive manual inspection station includes: an industrial computer configured to collect passenger position information, passenger face information, and machine-readable labels on luggage baskets used by passengers collected at the passenger luggage placement station; collect physical image information of the luggage basket collected by the front-end camera; collect scanned images of the luggage basket collected by the passenger luggage inspection equipment and marking information of the luggage basket by security inspectors, and associate the information collected at each position with the machine-readable labels on the luggage basket; the industrial computer projects the working status screen of all modules of the top reflux luggage security inspection return basket system to the first employee display screen, and projects the luggage basket currently placed on the fourth identifiable label reading module to the second employee display screen. The scanned image of the luggage basket is projected to the passenger display screen for status information of all luggage baskets associated with passenger information in the luggage security inspection return basket system with top reflux; the fourth identifiable tag reading module is configured to read the machine identifiable tag on the luggage basket and transmit it to the industrial computer, which will project the scanned image of the luggage basket taken in the passenger luggage inspection device and associated with the machine identifiable tag on the luggage basket to the second employee display screen; the second employee display screen is configured to display the scanned image of the luggage basket placed on the fourth identifiable tag reading module taken in the passenger luggage inspection device; the emergency stop reset button is configured to allow the security personnel to control the start and stop of the conveyor belt in the luggage basket circulation system with top reflux.

10. The top return baggage security inspection basket return system according to claim 1, characterized in that: The machine-identifiable tag is a radio frequency identification tag.

Images