19results about How to "Improve security efficiency" patented technology

The invention discloses an intelligent park security risk perception system and method with prediction capability. The method comprises the following steps: acquiring face feature data registered at a park entrance guard; collecting video data of T monitoring areas of the park in real time; real-time face feature data in the video data appearing in the tth monitoring area is extracted, the real-time face feature data is compared with registered face feature data, the comparison result comprises the existence of a garden entry record and the absence of the garden entry record, and the real-time face feature data without the garden entry record is marked as abnormal personnel features; setting a deliberate avoidance area of each monitoring area in advance; using a tracking algorithm to track the abnormal personnel with the abnormal personnel characteristics, recording deliberate avoidance areas where the abnormal personnel characteristics appear in the q monitoring areas, marking the deliberate avoidance areas as passing avoidance areas, and sequentially connecting all the recorded passing avoidance areas to form an action track of the abnormal personnel; and the safety risk perception capability of the park is improved.

The present application discloses an alarm system and method based on face recognition, and relates to the field of alarm technology of face recognition. The present application includes an information management module, a face recognition module, a tailing analysis module and an early warning terminal. By collecting and transmitting faces and personal information of campus personnel to various databases for storing facial feature values ​​and personal information, a face recognition machine identifies a target person, determines whether the target person has access authority, analyzes whether the target person is a blacklisted person, and determines whether a suspicious person has access authority. This solves the limitation problem in the current campus face recognition development feasibility analysis process. When the target person has authority, it checks whether there is a tailer in the video, and sends the tailer's feature value to the face recognition, thus realizing comprehensive and objective analysis of face recognition and providing an early warning function to ensure the safety of various places in the campus.

The present invention provides a terahertz security inspection device suitable for use in security inspection technology. The terahertz security inspection device suitable for use in security inspection technology comprises: a security inspection base, on which a security inspection mechanism and two adjustment mechanisms are arranged; the security inspection mechanism comprises four self-locking wheels, two mounting brackets, a back plate, a top plate, a metal detector, two terahertz signal transmitters, a plurality of terahertz signal receivers, two mounting sleeves, a plurality of reflectors and four concave mirrors, and the four self-locking wheels are fixedly mounted on the bottom of the security inspection base. The technical problem solved by the present invention is to provide a terahertz security inspection device suitable for use in security inspection technology that can perform all-round inspections on persons to be inspected, can perform accurate inspections on body parts at different heights, can be conveniently transported, and can be quickly fixed when arriving at a designated location.

The application relates to a cold-storage type liquid cooling air conditioner comprehensive guarantee equipment, which comprises a refrigeration and cold storage system, a refrigeration mechanism and a cold storage mechanism, the cold storage mechanism is provided with cold storage materials, the cold storage materials are heat-exchanged and refrigerated with the refrigeration mechanism through a heat exchanger; an air supply system is suitable for outputting cold air for an aircraft, the air supply system is heat-exchanged and cooled with the cold storage materials through the heat exchanger, and the air in the air supply system is heat-exchanged and cooled; a liquid supply system is suitable for outputting cooling liquid for the aircraft, the application has the advantages that one equipment can adapt to the air conditioner air supply of the aircraft and the liquid cooling ground guarantee needs, one machine has multiple uses, the guarantee equipment quantity is reduced, the required operators are reduced, the use is more convenient, the comprehensive guarantee efficiency is improved, meanwhile, the air supply system and the liquid supply system use the same refrigeration and cold storage system, so that the redundant space and the redundant design of the equipment are reduced, and the application of the cold storage reduces the power consumption of the whole machine.

The utility model discloses a kind of primary crushing material air separation devices of stable no jamming feeding. The primary crushing material air separation device includes: air separation main body, feeding nozzle and unblock device;Air separation cavity one side surface upper end of air separation main body is equipped with horizontal mixing inlet;The inner end gap of the guide tube of feeding nozzle inserts mixing inlet and both connection gap place installs elastic sealing, the outer end of guide tube is obliquely upwards and is arranged to form oblique guide channel, guide tube upper side surface middle is equipped with the unblock hole of intercommunication guide channel, unblock hole inner side surface lower end is fixedly connected with scraper plate;The unblock roller of unblock device is rotationally arranged in unblock hole;Primary crushing material is obliquely entered from the upper port of guide tube, unblock motor drives unblock roller to rotate, makes unblock roller push material to move, and scraper plate cleans away winding material and adhering material on unblock roller. The utility model has the effect of effectively protecting equipment, feeding stable no jamming, operation safety, high production efficiency.

The present application provides a target detection method and security scanner, wherein a processing device receives a second signal that is reflected by a first signal emitted by a linear array antenna in the direction of a transmission device, and the processing device also receives a captured image captured by a camera. The processing device processes the captured image to obtain the actual position coordinates of the linear array antenna, and then images the second signal sent by the linear array antenna according to the actual position coordinates to obtain an image corresponding to the linear array antenna, thereby reducing the error in imaging caused by micro-movement of the human body and making imaging more accurate. The inspection object is transported by a conveyor belt, which reduces the residence time of the inspection object, and two linear array antennas are used to scan the inspection object at the same time, thereby improving the detection probability of hidden targets and the inspection efficiency.

The utility model provides a water surface garbage recycling ship, and belongs to the technical field of water surface cleaning. The water surface garbage recovery ship comprises a ship body and a recovery salvage structure. A collecting bin and a sliding groove are formed in the ship body, a power supply assembly is fixed to the top face of the ship body, connecting pieces are fixed to the two sides of one end of the ship body, and an adjusting piece is installed in the sliding groove. The recovering and salvaging structure comprises a fixing frame, supporting rods and a driving part, a conveying part is installed on the fixing frame, the supporting rods are fixed to the two sides of one end of the ship body, one end of the cavity is rotationally connected with a rotating rod, the rotating rod penetrates through the cavity and extends to the outside, a rotating plate is fixed to the surface of the rotating rod, and the rotating plate is fixed to the surface of the rotating rod. The driving piece is installed between the rotating rod and the supporting rod. When the fishing tool is used, the fishing tool is more environmentally friendly, manpower and material resources are greatly reduced, the fishing depth can be conveniently adjusted, use is more flexible and convenient, and the fishing tool is safer and higher in efficiency.

The invention discloses a smart airport whole-process collaborative decision and intelligent management and control system based on A-CDM, and relates to the field of smart airports, and the system comprises a fusion processing module which is used for collecting airport air-side flight dynamics, land-side check-in counter states, parking space occupation information and guarantee vehicle position data, constructing a data dynamic association model, integrating the collected data, and obtaining a data dynamic association model; generating a standardized collaborative decision data set; the modulation module is used for applying the standardized data set, calculating the airport real-time capacity through a preset airport capacity dynamic deduction model, and generating a next-day flight presetting plan; according to the method, multiple types of operation data such as airport air-side flight dynamics and landside service states can be accurately collected and integrated, standardized decision data is generated, a reliable basis is provided for whole-process collaboration, the airport capacity can be deduced in real time, the next-day flight plan is optimized accordingly, capacity overload is avoided, and orderly flight operation is guaranteed.

The utility model relates to an aircraft deicing vehicle deicing liquid filling process technical field, concretely relates to a kind of aircraft deicing vehicle deicing liquid and anti-icing liquid filling system.The utility model includes deicing vehicle, filling station and electric cabinet, and the liquid outlet of filling station is equipped with liquid adding structure, and the deicing vehicle is provided with liquid injection structure;The electric cabinet is electrically connected on the liquid adding structure of filling station, and the liquid adding structure and liquid injection structure matched docking are controlled by electric cabinet to realize deicing liquid filling.The utility model improves safety using drop position filling deicing liquid docking system;The 360 ° dry break valve quick coupling of the utility model outlet installation supports multi-angle quick docking, improves the convenience, and realizes control automation and guarantee high efficiency, improves filling efficiency.

The embodiment of the application provides a handheld metal detector and a security check method of the handheld metal detector, relates to the technical field of security check, and the metal detection component can output a metal detection signal of a body detection part of a security check object in the process of detecting the security check object; the pose detection sensor can determine the pose information of the handheld metal detector; the processor can determine the body detection part of the security check object detected by the handheld metal detector, determine the position information of the handheld metal detector relative to the body detection part of the security check object based on the pose information, acquire the detection result of the body detection part, and send the position information and the detection result to the display; and the display can display the detection result at the body detection part of the security check object based on the position information. In this way, the security check personnel can intuitively know the position of the suspicious metal object in the human body and the information of the suspicious metal object, the rechecking work of the security check personnel can be reduced, and the security check efficiency is improved.

The invention discloses a vehicle detection system and a detection method. The vehicle detection system comprises a detection road surface, a detection door, a scanning device, an imaging device, a sensing device and a central control device, the detection door is arranged on the detection road surface, and a detection channel is formed between the detection door and the detection road surface; the scanning device is arranged at the top of the detection door and can scan downwards; the imaging device is arranged on a detection road surface; the central control device comprises a timing module, the central control device is in communication connection with the scanning device, the imaging device and the sensing device, and the vehicle detection method is a use method of the vehicle detection system. Through the vehicle detection system and the detection method, the inspection station can realize automatic security inspection through X-ray scanning imaging, and the X-ray can realize accurate scanning of the vehicle trunk, so that the security inspection efficiency is greatly improved, the vehicle can pass quickly, traffic jam is avoided or relieved, and people in the vehicle cannot be affected; and the working pressure of workers is relieved.

A security inspection method for a security inspection robot is provided. The method includes: the security inspection robot moving to a specific location near a target to be inspected; the security inspection robot detecting the target using a non-contact detection method to obtain detection data; when the target is determined to be suspicious based on the detection data, the security inspection robot issues a first warning, the first warning prompting the use of the security inspection robot's material composition analysis module to inspect the suspicious item; in response to the suspicious item being placed in an analysis area, the security inspection robot obtaining the composition analysis results of the suspicious item through the material composition analysis module. A security inspection robot and a security inspection system are also provided.

A method for issuing regional wind shear warnings based on laser radar. It includes using laser radar to obtain the original radial echo wind speed data of the entire scanning area at different times; applying the fitting window idea based on the neighborhood frequency method to remove noise and fill in missing values; using the regional growing method to identify wind shear, and outputting the wind shear intensity and wind shear position distribution corresponding to different times; dividing multiple regions and issuing wind shear warnings based on the wind shear information in a time-space angle combined with the wind shear intensity. The present invention solves the problem of frequent warnings in existing warnings by issuing wind shear warnings based on the wind shear intensity combined with the time-space angle, reduces the difference between the number of wind shear warnings provided by the laser radar and the number of wind shears actually encountered by the aircraft, reduces the false alarm rate, and improves the accuracy of the results of warning issuance. Finally, a complete wind shear warning system of reasonable warnings, reasonable correction of warnings, and reasonable cancellation of warnings is realized.

The utility model discloses an energy-saving elevator brake, which relates to the technical field of elevator brakes and particularly comprises an L-shaped bottom plate, the L-shaped bottom plate is formed by integrating a longitudinal plate and a transverse plate, and brake arms are movably connected to two sides of the surface of the transverse plate on one side of the L-shaped bottom plate. The first connecting support is stressed to move downwards through cooperation of the brake assembly and the magnet, and the upper arm pull rod at the lower end is extruded, so that the upper arm pull rod transmits force to the second connecting support. The force borne by the first auxiliary bracket at the other end is shifted by the weight of the warping plate, and the force borne by the second auxiliary bracket is connected to a pin seat, and at the moment, a connecting rod connected with the second auxiliary bracket drives a brake convex block in a control shell to move upwards and is clamped at sawteeth on the surface of a traction brake wheel; the problems that due to magnetic attraction, electromagnetic attraction force of the static iron is not uniform, a friction plate is eccentrically abraded, braking force is insufficient when the friction plate is seriously abraded, and potential safety hazards of an elevator are caused are solved, and the safety efficiency is improved.

The invention relates to a security check door and a metal positioning method and device for the security check door. Based on the security check door, the sensing assembly of the security check door can comprise a plurality of local sensing assemblies which are arranged corresponding to a plurality of height intervals of the detection channel, and the plurality of local sensing assemblies can realize time-sharing local detection with the height intervals as granularity on the detection channel through time-sharing sensing in the corresponding height intervals, so that the detection accuracy of the security check door is improved. According to the method, the spatial positioning position of the target metal in the detection channel can be automatically determined according to the received signal based on which the target metal is successfully detected in the time-sharing local detection process, so that the carrying position of the target metal in the to-be-detected object can be quickly positioned according to the spatial positioning position automatically determined by the security door, and the detection efficiency is improved. And manual reinspection by hand-held detection equipment is not needed, so that the security inspection efficiency can be improved.

The utility model provides a tidying device facilitating stable cargo carrying of a laser navigation forklift and relates to the field of carrying forklifts. The tidying device facilitating stable cargo carrying of the laser navigation forklift comprises a forklift body, an adjusting mechanism and a stabilizing mechanism, the stabilizing mechanism is connected with the adjusting mechanism, the stabilizing mechanism comprises a first motor, a stabilizing frame and a first fixing plate used for tidying and clamping cargoes, the stabilizing frame is located on one side of the first motor, and the stabilizing frame is located on the other side of the first motor. The first fixing plate is located on one side of the stable frame in a sliding connection mode, and the stable frame is used for driving the first fixing plate to be adjusted to a designated position to conduct adaptive clamping on goods. Through sliding adjustment of the first fixing plate on one side of the stable frame, adaptive clamping can be conveniently carried out according to goods with different widths, then the stable frame is driven by the first motor to be adjusted and moved, the stable frame can be conveniently linked with the first fixing plate to clamp and fix the goods, and the situation that the goods slip off is avoided.

The utility model discloses a methanol gasification combustion furnace device, and belongs to the technical field of household combustion furnaces. Comprising a methanol storage barrel and a thermal controller, the discharging end of the methanol storage barrel is sequentially connected with an electromagnetic valve, a gasification furnace end and a combustion furnace through a conveying pipeline, a thermocouple is arranged in the gasification furnace end, the thermal controller is electrically connected with the electromagnetic valve and the thermocouple, and the gasification furnace end is electrically connected with a gasification furnace control power source. Before the combustion furnace device is used, the gasification furnace end is opened in advance and preheated in advance, after the furnace end is preheated to the required temperature for methanol gasification, the thermocouple transmits a signal to the thermal controller, the thermal controller electrifies the electromagnetic valve and opens the electromagnetic valve, methanol enters the gasification furnace end to be gasified, and finally the methanol enters the combustion furnace to be combusted. The problems of fuel splashing, insufficient combustion and the like caused by methanol atomization are effectively solved, meanwhile, monitoring of the temperature of the gasification furnace end and conveying of the fuel can be automatically achieved, and the safety efficiency is high.

This invention relates to a liquid detection method based on CT equipment, belonging to the field of image processing technology, and solves the problem of cumbersome and complex liquid detection processes in existing technologies. The liquid detection method includes: scanning a package with a CT scanner to obtain a radiographic image; preprocessing the radiographic image to obtain a target image; inputting the target image into a liquid recognition model to obtain prediction results for each target in the target image; wherein the prediction results include prediction category and prediction bounding box information; filtering based on the prediction category of each target to obtain liquid targets; determining the pixel set of each liquid target based on the prediction bounding box information of the liquid targets; wherein the prediction category of each target includes liquid targets and non-liquid targets; and determining the liquid category and liquid region of each liquid target based on the pixel set of each liquid target and the CT value corresponding to each pixel. This achieves rapid detection of liquid in a package.