72results about How to "Improve safety rate" patented technology

The invention discloses a system and a method for preventing pedestrians from collision based on vehicle-road cooperation. The system comprises a vehicle-mounted module, a road-side module, a vehicle-road communication module, a central processing module and a display and control module. Information interaction between the road-side module and the vehicle-mounted module is realized by use of the vehicle-road communication module, and the data of the road-side module and the vehicle-mounted module both are sent to the central processing module; the central processing module is used for fusing and processing multi-source information and sending an instruction to the display and control module to execute a collision preventing measure. The system and the method for preventing pedestrians from collision based on vehicle-road cooperation have the advantages that more accurate pedestrian information within a wider range can be obtained in a vehicle-road cooperation manner and then the pedestrian-vehicle collision risk is determined, and furthermore, the corresponding collision preventing measures can be adopted, and therefore, the purpose of safe and intelligent driving aid can be achieved.

This invention relates to the arsenide gallium single-crystal growth with level three temperature areas gradient concretion method, the character as follows: the furnace where the single-crystal grows is not moved; the temperature of high temperature T1 decreases gradually according to the single-crystal shaping point temperature, and the decreasing rate inosculates to the single-crystal growth rate.

The invention relates to a drying process of bagasse charged to a boiler. The drying process is characterized by comprising the steps of: carrying out airflow separation on the bagasse charged to the boiler by using air or smoke, separating fine sugarcane bran from the bagasse, and drying the bagasse subjected to bran removal by using flue gas. The sugarcane bran subjected to air separation can be directly sprayed into the boiler for combustion or charged into the boiler after subjected to cyclone separation. According to the process disclosed by the invention, the detonation which is possibly caused by charging dried fine sugarcane bran to the boiler, because the grain fineness distribution of the bagasse charged to the boiler is wide, can be avoided, the cyclone separation load brought by full material drying is lightened, and therefore the purposes of reducing the power consumption, reducing the equipment abrasion, improving the equipment safety rate and the like are achieved.

The embodiment of the invention provides a multi-person multi-dimensional remote sensing consultation collaborative studying and judging method and device. The multi-person multi-dimensional remote sensing consultation collaborative studying and judging method includes the steps that login requests of a plurality of clients are obtained, wherein each login request comprises a client application instruction; remote sensing images to be interpreted are pushed to the corresponding clients according to the client application instructions, and voice and video network communication is provided; data, edited by client users, of the remote sending images are obtained, and the edited data are synchronously arranged in the logged-in clients and displayed on user interfaces of the remote sensing images of the clients. The method allows professionals at different places to perform multi-directional, consultative, collaborative studying and judging interpretation on the remote sensing images through audio and video communication under the support of the WEB-GIS and WEB-RS technologies. According to the method, the interpretation efficiency of the remote sensing images under the condition that significant events and emergencies (such as geological disasters) occur is improved, and a supporting means is provided for emergency monitoring through remote sensing.

The invention relates to a rearview mirror with a curved surface, in particular to a rearview mirror with a curved surface and a camera. The rearview mirror with the curved surface and the camera comprises a lens bracket, a lens part, a vehicle signal controller and a camera signal controller, wherein an infrared probe is arranged on the lens bracket, the lens part comprises a lens with a curved surface and a lens with a plane, the lens with the curved surface is provided with multiple view areas, the lens with the curved surface is a translucent glass lens with an anti-dazzle hydrophilic coating arranged on the surface, refractive light is available on the lens with the curved surface to relieve the reflection action of light, a steering lamp and the camera are arranged inside the lens with the curved surface, a reflective film and a diffusion film are arranged on the lens with the plane, the lens with the curved surface and the lens with the plane are connected by means of the seamless connection technique, a heating element is arranged between the lens bracket and the steering lamp, and a windscreen wiper device is arranged on the lens bracket.

The invention discloses a phase encoding device for quantum key distribution. The phase encoding device comprises a first laser L1, a second laser L2, an unequal-arm polarization interferometer, a first optical path selection element OS1, a second optical path selection element OS2 and a quarter-wave plate QWP. The first optical path selection element OS1 and the second optical path selection element OS2 form an equal-armed Mach-Zehnder interferometer, the quarter-wave plate QWP is located on one arm of the equal-armed Mach-Zehnder interferometer, and the invention further provides a quantum key distribution system. Compared with the prior art, the phase encoding device has the advantages that four phase encoding states required by a BB84 protocol can be prepared without a phase modulator, polarization of two time modes is perpendicular to each other, non-interference components are easy to eliminate through polarization selection, and the energy utilization rate is increased. The cost and complexity of the coding device can be reduced, and the secure code rate of the quantum key distribution system can be improved.

A resin lip type seal (1) capable of increasing safety against rupture by reducing the rigidity of a plate-like lip (4) bent about the tip point A of a roughly wedge-shaped recessed part (8) to reduce stress concentration at the point A, suppressing the lowering of sealability due to a reduction in the creep of the lip, and increasing the follow-up capability of the lip to the eccentricity of its axis. Slits are formed in the slidable contact surface (41) of the plate-like lip (4) or/and the anti-slidable contact surface (42) thereof. Slits (7) are also formed in the sloped slidable contact surface (21) of the inner lip (2) of the seal. Then, the ratio of the portion of each of the slidable contact surfaces where the slits (7) are formed is set to 1/2 or more of each of the surface areas of the slidable contact surfaces (21, 41, 42).

The invention belongs to the technical field of medical equipment, a radiation shield for infants is disclosed, the radiation shield comprises a bottomless shield body, one side is provided with an opening sufficient to accommodate access to the incubator. The radiation protection curtain is detachably connected at the opening, the radiation protection curtain is provided with a lead protection layer, a lead glass observation window and an adjustment window, the whole cover body is provided with a lead plate layer except the lead glass, the top plate of the cover body is provided with a beam light device, an adjustment hole and an adjustment plate, the edge is provided with a line groove, the side surface of the cover body is provided with a handle, and the bottom part is provided with a roller. The construction of the radiation shield of the infant incubator provided by the invention provides advantageous conditions for access to the infant incubator. The invention provides the guarantee for the sick infant diagnosed by the X-ray machine to receive the effective radiation, and provides the radiation protection for the supervisory medical staff of the sick infant to reduce the damage degree of the radiation to the human body, and improves the safe use rate of the X-ray machine.

The invention discloses a method for removing chlorobenzene from original water through combination of blowing-off and powdery carbon adsorption, relating to a method for removing chlorobenzene from original water. The invention solves the problems that powdery active carbon has low chlorobenzene removing capability, high investment, bad influence on subsequent water treatment units and high treatment cost because powdery active carbon is used for emergent water treatment during accident chlorobenzene pollution. The method comprises the following steps: firstly, blowing air into original waterpolluted by chlorobenzene for blowing off; secondly, adding powdery carbon to the original water after blowing off, and then carrying out mixing and absorption. In the invention, chlorobenzene removal rate is from 95% to 96.5%, the method is simple and feasible, chlorobenzene content in the original water can be quickly and effectively reduced, chlorobenzene treatment effect is stable, carbon addition is low without bad influence on the subsequent water treatment units, and the treatment cost is low; blowing-off and powdery carbon adsorption are used as two safety barriers for accident chlorobenzene pollution to the original water, and the invention improves the safety insurance of the quality of water output from a water plant.

The invention relates to the field of flood control and emergency rescue of the Yellow River, in particular to a depth-limited portable bridge for bursting rescue, comprising a modular portable bridgecage emergency rescue device and a bridge leg depth limiter, wherein the bridge leg depth limiter is directly stuck at the reserved position of the bridge leg of the portable bridge cage emergency rescue device, and then a throwing operation is carried out by using the portable bridge. The portable bridge for bursting rescue can be quickly assembled on the spot, and a cage-leg portable bridge isestablished at the crevasse, and the problems of low load bearing force and inclined instability of the quick-built convenient bridge are solved by utilizing the bridge-leg depth limiter, and the damcrevasse can be effectively repaired in the first time, and the transportation is light and quick, and the construction step is simple, and the application range is wide.

The invention provides an agricultural and sideline product traceability supervision system. The agricultural and sideline product traceability supervision system comprises a vegetable supply terminal, which is held by a vegetable supply person who provides agricultural and sideline products and has a unique vegetable supply identification code; a sales terminal, which is held by a merchant who sells the agricultural and sideline products and has a unique sales identification code; a vegetable buying terminal, which is held by a consumer which buys the agricultural and sideline products and has a unique vegetable buying identification code; a vegetable market supervision terminal, which is held by a supervisor who carries out vegetable market supervision on the agricultural and sideline products; a market management and control terminal, which is held by a government management and control department; and a cloud server, which is in communication connection with the vegetable supply terminal, the sales terminal, the vegetable buying terminal, the vegetable market supervision terminal and the market management and control terminal.

The invention provides a method for manufacturing a composite-material electromagnetic valve. The method comprises the following steps of selecting a high-strength carbon fiber, wherein the high-strength carbon fiber is in T300-T700 grade or higher, the carbon content of the high-strength carbon fiber is 93-95%, the elastic modulus is 220Gpa, and the length is 3-5mm; adding 45 parts by weight of high-strength carbon fiber, 35 parts by weight of an unsaturated resin, 15 parts by weight of an acetone curing agent and 5 parts by weight of a nano-scale carbon fiber material into a container, and agitating uniformly by using a mechanical agitator; injecting the carbon-fiber composite material obtained by agitating the components uniformly into a mold, heating at the temperature of 120-200 DEG C, molding for 50 minutes, decreasing the temperature to room temperature, removing the mold, compacting and calcining for 2-3 times, and electroplating the surface of the product or spraying plastics on the surface of the product. The electromagnetic valve manufactured from the composite material is light in weight and has high strength, good compression resistance and corrosion resistance and long service life.

The invention relates to the field of application of composite materials, particularly a manufacturing method of a carbon fiber composite material valve. The manufacturing method comprises the following steps: selecting T300-T700 or above high-strength carbon fiber of which the carbon content is 90-95%, the elastic modulus is 220 GPa and the length is 3-5mm, adding 45 parts by weight of high-strength carbon fiber, 44 parts by weight of unsaturated resin, 3 parts by weight of acetone curing agent, 5 parts by weight of nano carbon fiber material and 3 parts by weight of rare-earth material into a container, and stirring uniformly by using a mechanical stirrer. The composite material can be used for manufacturing the valve; and the valve is suitable for all machines, vehicles, ships, aerospace devices, engineering machines, civil constructions and other devices in need of valve systems.

The invention relates to a fixed-length cutting machine for sterilized cloth, which comprises a flattening mechanism, a cutting mechanism and a roll dividing mechanism; a splitting shaft is supportedby the roll dividing mechanism through a first air cylinder; a paper tube used for roll dividing is clamped through a clamping shaft; and the cutting mechanism completes cutting through a cutting shaft and a cutting tool. According to the technical scheme, the cutting tool is separated from other structures, and the safety rate during cutting is increased when the cutting tool is pushed. Accordingto the scheme, a saw web cuts along the gap between cutting limiting plates, so that the cutting precision is improved, and the safety in use is improved; the splitting shaft is used for supporting cloth to be subjected to roll dividing, the first air cylinder is used for supporting the cloth to be separated, manual carrying and lifting are avoided, and the labor intensity is reduced; and roll dividing is conducted at different heights on the same side, the overall space of the device is reduced, the space utilization rate is increased, and the application range is wider.

The embodiment of the invention provides a reminding method and mobile terminals. The reminding method is applied to the mobile terminals and comprises the following steps: detecting whether Bluetooth connection between a first terminal and a second terminal in a specific mode is broken; and sending reminding information to the second terminal if the Bluetooth connection between the first terminal and the second terminal is broken, wherein the reminding information comprises current position information of the first terminal. The reminding method is capable of automatically acquiring the current position information when the first terminal in the specific mode is not in a Bluetooth range of the second terminal, reminding the second terminal and enabling the second terminal to know the current position information of the first terminal in real time; the safety rate of the first terminal and a first terminal holder can be increased.

The invention discloses a modular house wall integrated with a water guide pipe, and relates to the technical field of modular houses. The wall comprises a wall body, a plurality of water supply pipesand springs are arranged in the wall body, the two ends of the water supply pipes are sleeved with connectors and bent pipes respectively, and grooves and convex edges are arranged on the two side faces of the wall body respectively. Wall modules are convenient to assemble and disassemble by additionally arranging the convex edges and the grooves, the house construction speed is increased, laborand cost are greatly reduced, damage caused by infirmness and looseness after wall assembly is prevented by additionally arranging the fixing clamping plates and the studs, the risk is reduced, safetyis improved, and indoor water conveying is facilitated by additionally arranging the water conveying pipes. Holes do not need to be additionally dug to arrange conveying water pipes, so that the wallis damaged, construction waste and dust pollute the environment, the connectors and the bent pipes are arranged at the joints of the wall plates, the sealing performance of the conveying water pipesin the wall is enhanced, the springs are added to reduce noise, vibration is reduced, the service life of the spliced wall is prolonged, and shock resistance is improved.