45results about How to "Effective traffic control" patented technology

The invention discloses an unmanned aerial vehicle-based intelligent traffic management and control system. The system comprises a control system, a traffic signal lamp, an unmanned aerial vehicle with a loudspeaker, a camera and a plurality of LED display screens, and a traffic flow detector. On one hand, the control system is electrically connected with the traffic signal lamp and the traffic flow detector. On the other hand, the control system is in wireless communication with the unmanned aerial vehicle through a wireless communication module. The control system is connected with a timing module. According to the invention, based on the fact that the unmanned aerial vehicle has the characteristics of being high in flexibility, flying without obstacles, looking down from a height and strong in cruising ability, the switching time of the intersection traffic signal lamp can be controlled according to the actual traffic flow condition. Therefore, the purpose of effectively controlling the vehicle traffic is achieved. Meanwhile, follow-up vehicles can make the preparation for slow speed and bypass in advance, so that the driving safety is guaranteed. The situation that the congestion is further intensified is avoided. Moreover, the switching time of the traffic signal lamp can be flexibly and flexibly controlled according to different time periods.

The invention discloses a construction method for a road surface water stabilizing layer and an ancillary project. The construction method comprises the steps that a road trough is checked and accepted, specifically, the road trough of a to-be-constructed road section is subjected to checking and accepting; drainage construction is performed, specifically, a transverse water drainage pipe is buried, and a longitudinal gutterway is arranged; cushion construction is performed, specifically, a cushion is paved to form a bed course; road shoulders and central separating area construction is performed, specifically, slip form construction is performed on both side edges and the center of a road surface to form a shoulder strip foundation and a central separating area canalization retaining wall; the construction of earth up, greening and separation of the water stability layer is performed, specifically, the road shoulders are subjected to earth up and greening and the water stability layeris subjected to paving according to the separation of the shoulder strip foundation; anti-collision guardrail construction is performed, specifically, a New Jersey barrier is installed on a upper base layer; and surface layer construction is performed, specifically, the road surface is subjected to paving of an asphalt surface layer. According to the construction method for the road surface waterstabilizing layer and the ancillary project, a working surface of the water stability layer is not polluted, the construction image is good, the construction is compact, traffic control can be performed reliably, and the construction efficiency is high.

The invention relates to an automatic weighing device for traditional Chinese medicine decoction pieces. The automatic weighing device comprises impellers and a driving motor which are horizontally placed; the upper portions of the impellers are partially blocked; a base plate horizontally fixed is arranged below the impellers; an opening is formed in the base plate; the opening is located below ablocking piece; a weighing hopper is further arranged below the opening; one side of the weighing hopper is fixed onto a weighing sensor; the weighing sensor is fixed onto a device structural body; the bottom part of the weighing hopper is provided with a movable door; the movable door is provided with a stop plate; a door opening motor is further fixed onto the device structural body; a shaft ofthe door opening motor is provided with a shifting block; a controller is further arranged in the device; under the control of the controller, a medicine material enters from parts, not blocked, of the upper portions of the impellers, is driven by the impellers rotating, falls from the position of the opening in the base plate, and enters the weighing hopper; the weight of the medicine material in the weighing hopper is measured in real time by the controller, and the speed of the driving motor for the impellers is controlled; when the weight of the medicine material reaches or approaches toa preset target value, the impellers stop rotating; the door opening motor is started, and the stop plate on the movable door is shifted by the shifting block, so that the movable door is opened, andthe medicine material in the weighing hopper is delivered out; and the controller of the device is connected with a dispensing system through an industry network, receives a control command from the dispensing system, and executes tasks of weighing and medicine delivery.

The invention discloses a traffic guidance method based on a traffic information center information processing technology, and relates to the field of traffic information processing. According to theinvention, a video detection system transmits the video information to a traffic information center through a video transmission device, the traffic information center sends the video information to an information processing system for data analysis, and then a central control system transmits the video information to a large-screen display system, and a real-time positioning system sends the monitored congestion information to the traffic information center, the traffic information center analyzes the congestion information through the information processing system and provides at least one command scheme to the central control system, and the central control system transmits the command scheme to a vehicle terminal system. According to the invention, through the traffic data processing and the vehicle tracking and monitoring, a route plan for reasonably avoiding a congested road section is formulated, and the traffic congestion condition is relieved.

The invention discloses a high-risk area traffic command platform based on UAV projection and a command method thereof, which can realize the setting of a conspicuous front command platform in the middle of the road in a high-risk area, and a safe rear command platform in a nearby safe position. And the remote control drone in the sky monitors the surrounding vehicle conditions in real time, and the monitoring video is sent back to the rear command platform in real time, and displayed to the traffic police on the rear command platform in the form of simulation. The traffic police can conduct targeted and effective command on the scene according to the monitoring content At the same time, through the whole process of video recording, it is transmitted to the front command platform for air projection after video processing, and the real-time command of the traffic police in the rear is projected to the front. At the same time, the effect of the auxiliary sprayer is greatly improved. It clearly captures the projected command content, and has the characteristics of low delay and fast response. On the premise of ensuring effective traffic command, the life safety of traffic police is guaranteed to the greatest extent.

The invention belongs to the technical field of glass forming, and specifically discloses a glass forming device and a forming method of large-diameter neodymium-doped phosphate laser glass, aiming at ensuring the glass forming effect and basically avoiding glass surface cracks caused by moisture in the air. The glass forming device can make the surrounding forming cavity as closed as possible by setting the cover plate, and the protective gas can be introduced into the forming cavity through the set protective gas pipeline to drive away the air in the forming cavity and form a protection for the glass liquid to be formed. prevent moisture in the air from OH ‑ The form re-enters the surface and sub-surface layers of the glass, basically avoiding the occurrence of cracks on the glass surface; at the same time, by distributing the preheating pipe section of the protective gas pipeline on the surface of the cover plate, the heat transmitted by the cover plate can be used Preheat the protective gas to prevent the temperature of the protective gas from being too low to cause a large disturbance to the molding temperature in the molding cavity and affect the normal molding of the glass.

The invention provides a multi-purpose valve device. The device comprises a valve body and a valve element; a spigot is formed in the valve body and is closely clung to the outer tapered surface of the valve element; the valve element is compressed into the spigot through a valve element core and a sealing pad; a rod arranged at the bottom part of the valve element passes through a hole in the bottom part of the valve rod and then extends out from the valve body; a spring is arranged on the rod; a nut is screwed to threads in the rod to compress the spring; a plurality of inlets are formed in one end of the valve body, and while a plurality of outlets are formed in the other end of the valve body; filters are arranged in the inlets; each inlet is connected with a solution source or an air source through a pipe joint or a connecting pipe; each outlet is connected with a water faucet or a spiral groove injection head through the pipe joint and the connecting pipe. According to the multi-purpose valve device, the valve element communicates with one or a plurality of inlets and one or a plurality of outlets of different specifications in the valve body to control solution flow rate as requirement; the device has the advantages of being simple in structure and convenient to operate; people can accurately control the dosage and save the resource.

The invention provides a real-time traffic management system based on a database management system. The system comprises an information collection part and a system control part, the information collection part obtains and analyzes vehicle density information, vehicle overweight information, vehicle overspeed information, parking line pressing information and road surface damage information, and transmits the information to the system control part. Therefore, the colors of traffic lights are controlled, and a picture acquisition and storage device is controlled to take pictures and record and upload the pictures to a traffic police system. By adopting the technical scheme of the invention, real-time data transmission and effective traffic guidance are realized, traffic police can be partially replaced to carry out guidance at the intersection, the participation quantity and the working intensity of the traffic police are greatly reduced, the potential safety hazard of the traffic police participating in the traffic guidance is reduced, intelligent traffic regulation and control are realized, the traffic pressure is favorably relieved, traffic resources are reasonably utilized, and the method is suitable for large-scale popularization and application.

The invention relates to a method for controlling the flow of a corundum smelting furnace through a magnetic body. The remote control corundum smelting furnace comprises a furnace body, a furnace cavity is formed in the furnace body, and an electric heating device is arranged in the furnace cavity. A blocking hole is horizontally formed in the middle portion of the side wall of the furnace body and communicates with the furnace cavity. A draining hole is formed in the lower end of the blocking hole, one end of the draining hole communicates with the blocking hole, and the other end opening of the draining hole obliquely and downwards communicates with the outer side of the furnace body. A blocking plunger is arranged in the blocking hole, and a permanent magnet is arranged in the blocking plunger. One side of the blocking plunger is provided with a first magnetic body and a second magnetic body which are fixedly connected, and the combined body of the first magnetic body and the second magnetic body can rotate. The first magnetic body magnetically attracts the blocking plunger, and the second magnetic body and a blocking plunger magnetic field are repellent. A flow guide groove is formed below the end opening, communicating with the outer side of the furnace body, of the draining hole, and a movable connecting ladle is correspondingly arranged below the oblique and downward side of the flow guide groove. By means of the method, continuous work can be achieved, long-distance control is conducted, work is safe, and the working environment is improved.

The existing large-barrel water pressing device is a product which is characterized in that air is pumped in a barrel to improve air pressure in the barrel, and water in the barrel is pressed out of the barrel by utilizing the fortified air pressure, has the defects that along with the descent of a water surface, more and more air needs to be led in, water is more and more difficult to press, and a water outlet action cannot be interrupted in time when the water is pressed, so that inconvenience is brought to a user. A large-barrel water pressing device with two one-way valves is characterized in that an annular plicated airtight cylinder is adopted as a water storage container; the two one-way valves are respectively arranged on a water outlet pipe and a water absorption pipe; an anti-corrosion spring is arranged in the annular plicated airtight cylinder, so that the adverse effect brought to water quality caused by chemical reaction due to long-time contact of the spring and the water is prevented. When the water is pressed, the flow of water outlet can be effectively controlled, and the labor-saving effect is achieved; when a hand is released, water absorption is carried out by utilizing counterforce of the spring, and the labor-saving effect is also achieved; the system does not take the aim of improving the air pressure in the barrel as the main aim, so that strict requirement on the air impermeability at a joint part of the large-barrel water pressing device and the barrel body does not exist.