236results about How to "Anti-collision" patented technology

The invention discloses a technology for constructing an anti-collision bridge pier by a steel cofferdam. The upper part of a pile steel protection cylinder is provided with a horizontal fixed bottomplate; a prefabricated anti-collision steel cofferdam is erected on the bottom plate, and the top of the anti-collision steel cofferdam is higher than the water surface; sealed foundation concrete ispoured on the bottom plate, water in the anti-collision steel cofferdam is pumped, the anti-collision steel cofferdam has double functions and integrates the water blocking function of a conventionalsteel cofferdam and the anti-collision function of a bridge pier permanent, and an inner layer is used as a template for pouring a support platform on the sealed foundation concrete; a bridge pier ora pylon is poured on the support platform; and the invention adopts an anti-collision steel cofferdam structure with a sandwich structure and has better energy absorption effect, the support platformand an internal plate of a sleeve box are directly poured into a whole after pouring is completed, the anti-collision steel cofferdam acts as an anti-collision function after construction, and the processes of disassembling and assembling the template are omitted, thereby the construction process can be simplified, the construction efficiency is enhanced, the construction period of a main body isnot occupied, the bonding strength with the bridge pier is higher, the bridge pier can not be damaged during construction and the construction quality is ensured.

The invention relates to a fluorosilicone rubber cable material for a coal mine cable and a preparation method of the cable material. The cable material comprises the following raw materials: fluorosilicone rubber, methyl vinyl silicone rubber, precipitation-method white carbon black, light calcium carbonate, zinc oxide, magnesium oxide, stearic acid, an accelerator N, N-tetramethylthiuram disulfide, an antiager-2-mercapto benzimidazole, a vulcanizer-2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane, a flame retardant-ammonium polyphosphate, diphenyl silanediol, talcum powder and vaseline. According to the cable material, the advantages of the fluorosilicone rubber and the methyl vinyl silicone rubber as raw materials are combined, the performance of a conventional fluorosilicone rubber cable material is improved, the cable material has excellent performances such as friction and collision resistance, high and low temperature resistance, medium resistance, ageing resistance, flame retardance, waterproof and moistureproof properties, long service life and the like, the requirement of safety use in a coal mine in a special environment is met, and the preparation method of the cable material is simple in process and free of environmental pollution and three-waste emission.

A temp measuring system of coke-oven consists of ring rail, automatic temp measuring unit with optical probe, communication head and top position computor. The measuring method includes carrying out real measurement by scanning temp inside oven at measuring hole on vertical fire channel, transmitting measured data to top position computer through cabled communication line, calculating out temp for each vertical fire channel and controlling coke-oven heating system.

The invention relates to a thermoelectric couple device of an ingot heating furnace measuring aluminum ingot temperature, comprising four thermoelectric couple threads, the two of which are made from nickel chromium, and another two are made from nisiloy; each nickel chromium couple thread and one nisiloy couple thread form a set of thermoelectric couple; all the thermoelectric couple threads are put in a heat-resistant steel thimble connected to a cylinder for sliding along a guide sleeve driven by the cylinder; a spring is set at the lower end of each thermoelectric couple thread so as to regulate the height thereof and accomplish soft landing contact measurement thereof with the lower surface of the flat aluminum ingot to be measured; when measuring the temperature, the cylinder drives the thermoelectric couple component to ascend and contact the lower surface of the flat aluminum ingot in the furnace, after contacting metal, the thermoelectric couple thread with two different materials are communicated to form a closed circuit so as to produce a temperature measuring signal. The invention has novel structure; the invention is convenient to install and flexible to use with accurate measuring result. The invention can be widely applied in the aluminum processing industry for flat ingot hot rolling front heating furnace.

The invention discloses a wireless idle brake control system and control method for a railway wagon. The control system comprises a locomotive brake control system and a vehicle brake control system; the locomotive brake control system comprises an operator, a display screen and a control module; the vehicle brake control system comprises an electric control device and an execution module; the control module is communicated with an electric control device of each vehicle by a wireless ad hoc network; the control module and the electric control module of each vehicle are nodes of the wireless ad hoc network. By using the wireless ad hoc network technology, in the operation of a railway wagon train, a brake release signal becomes a wireless network signal and is transmitted to the rear vehicles, and the transmission speed is improved, so the rear vehicles act at the time as consistent as possible, the longitudinal force in the brake process of the train is reduced, the impact among the vehicles is reduced, a bus cable does not need to be arranged on the train due to the wireless signal transmission mode, the operation that stations are arranged along the railway line as relay points is not needed, and the influence on the environment of the railway line is smaller.

The invention discloses a reverse osmosis seawater desalination machine put in deep sea, which comprises a freshwater collection tank, multiple reverse osmosis membrane pipes, a filter screen, a protection cage, a compression-resistant cover, multiple springs and an anti-toppling mechanism, wherein the reverse osmosis membrane pipes are mounted at the top of the freshwater collection tank, the filter screen surrounds the reverse osmosis membrane pipes, and the filter screen is externally covered with the protection cage and the compression-resistant cover. Since the deep seawater is filtered by the filter screen and then reaches the membrane surfaces of the reverse osmosis membrane pipes, the water molecules in seawater penetrate through the reverse osmosis membrane under the effect of the potential energy of seawater and reach the outer wall surface of a hollow circular pipe; the freshwater enters an inner cavity of the hollow circular pipe through micropores on the wall surface of the hollow circular pipe and flows into the freshwater collection tank under the gravity effect; finally, the freshwater is pumped onto the land through a freshwater outlet pipeline while a certain water level in the freshwater collection tank is maintained. The machine disclosed by the invention has the advantages of low energy consumption, high freshwater value, simple and compact equipment structure, good overall performance, environmental friendliness and the like, is suitable for the complicated-environment deep sea, and can be widely applied to the field of seawater desalination.

The invention discloses an electronic product screen protection glass film and a manufacturing method thereof. The glass film comprises a glass film planar part which is matched with a planar part of an electronic product screen, and a glass film curved surface part which extends out of the glass film planar part and is matched with a curved surface part of the electronic product screen. The manufacturing method comprises the following steps of: blanking, coating a glass demolding agent onto a mold, loading a blanked material onto the mold, heating the blanked material and the mold and preserving heat, pressurizing and assembling the mold, taking out for standing, reinforcing, performing vapor deposition and the like. The electronic product screen protection glass film disclosed by the invention has the functions of preventing stains, preventing fingerprints, preventing collision and the like, can be up to 7-8 H Moh's hardness on the aspect of the surface hardness, and can be widely applied to screen protection of electronic equipment such as mobile phones and electronic instrument displays; and due to the adoption of the manufacturing method of the electronic product screen protection glass film, the problem of easiness in breaking of thin glass during machining is solved, the rate of graded product is high, and the production and manufacturing costs are lowered.

The invention belongs to the technical field of machine electricity and particularly relates to a micro cloud deck which comprises a stator supporting module, a rotor module, a sensing module and a control module. The stator supporting module is arranged on the control module. The rotor module is arranged in the stator supporting module. The sensing module is arranged at the front end of the rotormodule and connected with the control module. The sensing module can collect vibrating signals stably. By driving the rotor module to rotate, the influence on the collected signals by vibration of adevice can be reduced. Compared with a traditional could deck in a three-axis type structure, the micro cloud deck has the beneficial effects of being simple in structure, small in size, resistant tofalling and collision and the like.

The invention provides a toy gyro good in defensiveness. The toy gyro comprises a spiral cover, a spiral sheet, a spiral base and a hillock point, and is characterized by further comprising an elastic shock absorption piece for buffering impact force when the gyro is impacted. The shock absorption piece is provided with an elastic part used for resisting impact and a connection part fixedly connected with the spiral base. The elastic part is located on the periphery of the spiral base through fixed connection of the connection part and the spiral base, and therefore when the gyro competes with other gyros and the other party impacts on the elastic part, impact force will be reduced due to elastic deformation of the elastic part; thus, the shock absorption effect is achieved to make the gyro rotate stably, anti-impact force is produced and returned to the other party at the same time to interfere the other party, and accordingly the win rate of the gyro is improved. The toy gyro is strong in interestingness, the elastic property of the elastic shock absorption piece can be changed by a player according to judgments so as to achieve a better anti-impact effect, the method to play the toy gyro is novel, the toy gyro can attract more players, and manipulative ability and competitive ability of children can be trained at the same time.

The invention relates to a polylactic acid-plant fiber composite degradable material which is mainly prepared by the following steps: catalyzing high polymer starch polylactic acid by a catalyst at high speed and high temperature to change the molecular weight, thereby obtaining a plastic four-way-tensile polylactic acid master batch; grinding agricultural waste or residual waste after agricultural processing at high speed by utilizing the physical principle of cooling to obtain powder with required particle size, sterilizing at high temperature, and carrying out emulsification polymerization with starch to obtain a plant fiber filler; and finally, mixing the polylactic acid master batch, plant fiber filler and modifier according to required proportion, polymerizing at high temperature (190-210 DEG C) to obtain the biodegradable composite raw material applicable to various natural, non-toxic, green and environment-friendly products.

This is a separation-and-reunion pattern against theft lock. It contains: The lock core and lock cover two parts. In the lock core there are inner lock core and outer lock core, the outer lock core is covered on the outside of the inner lock core. On the inner side of the outer lock core install a separate-and-reunion pattern concave grooves, this grooves can plug in the plug late, on the plug plate install transporting rod, the out side end of transporting rod stretch out from clock cover, on the transporting rod install spring.

The invention discloses a processing technology of a glass reinforce plastic tank container. The processing technology includes the following steps: A, moulds of a liner barrel wall and end covers at two ends are manufactured, and the liner barrel wall and the end covers are directly processed and obtained through the moulds; the liner barrel wall and the end covers are demoulded and assembled to obtain a liner; B, the liner is placed on a winding unit, and glass fiber is used as a raw material for winding until reaching a preset thickness; after the glass fiber finishes winding with adhesion agent, and the winding unit still keeps rotating until the glass fiber and the adhesion agent are completely solidified and then are taken down from the winding unit; and C, a manway, an inlet valve and an outlet valve, and a flange are further mounted. Epoxy resin serves as adhesion agent base, the glass fiber is a reinforcing material, continuous fiber winding, spraying yarn and hoop winding are adopted, the processing technology is advanced, reasonable in structure, and fine in product mechanical property.

The invention belongs to the technical field of aluminum-plated films and provides a low-temperature, heat-sealing and inflation-resistant CPP aluminum-plated film. The invention is characterized in that, the low-temperature, heat-sealing and inflation-resistant CPP aluminum-plated film is formed through the co-extrusion process of four layers, namely a heat-sealing layer, a first core layer, a second core layer and an aluminum-plated layer, wherein the four layers are sequentially arranged and casted. The mass percentages of the heat-sealing layer, the first core layer, the second core layer and the aluminum-plated layer are respectively 19-20%, 28-29%, 33-34%, and 17-18%. The heat-sealing layer is prepared through mixing up ternary random copolymer polypropylene resin, ethylene-vinyl acetate copolymer (EVA) and a modifying agent. The first core layer is prepared through mixing up polypropylene resin and metallocene polyethylene. The second core layer is prepared through mixing up polypropylene resin, polyamide resin and low-density polyethylene. The aluminum-plated layer is prepared through mixing up copolymer resin and a reinforcing agent. An aluminum-plated film prepared through the above method is good in toughness, and the temperature of the heat-sealing layer can be reduced.

The invention discloses a power distribution cabinet capable of being rapidly disassembled and assembled, and relates to the technical field of a power distribution cabinet. The power distribution cabinet comprises a weight balancing base, wherein hydraulic rods are fixedly connected to the weight balancing base, sliding grooves are formed in the circumference of the weight balancing base, an external cabinet is connected with circumferential side surfaces of the sliding grooves in a sliding way, one end of each hydraulic rod penetrates through the external cabinet and extends to the externalcabinet, a water sensor is fixedly connected with a surface of the external cabinet, a first limitation ring and a second limitation ring are respectively in threaded connection with circumferential side surfaces of the hydraulic rods, and shockproof springs sleeve the circumferential side surfaces of the hydraulic rods. By design of an inner rack, convex grains, embedment holes, a dual-head screwrod, vertical rods, a base frame, a top frame and an installation rack, on one hand, rapid assembly and disassembly of the device are achieved by a lego-type splicing structure, and modular combination of a rack body, the universality of a member and the practicability of a member module are achieved; and on the other hand, rapid maintenance of an electrical component in the device is facilitatedby a push-pull structure of the installation rack.

The invention discloses an anti-collision road guardrail. The anti-collision road guardrail comprises protective barriers and a stand column, wherein the stand column is movably provided with a connecting plate capable of connecting the end parts of two adjacent protective barriers, the connecting plate is arranged on the side, facing a road, of the stand column and can move towards the directionof the stand column, a first elastic buffering mechanism is arranged between the connecting plate and the stand column, the first elastic buffering mechanism can give reverse elastic acting force of the connecting plate when the connecting plate moves towards the stand column, the end parts of the two adjacent protective barriers are correspondingly pivoted at the two ends of the connecting plate,a second elastic buffering mechanism is arranged between the protective barriers and the connecting plate, and the second elastic buffering mechanism can give reverse elastic acting force of the protective barriers when the protective barriers swing towards the outside direction of the road along the pivot joint. The invention has the advantages that the structure is simple, a better buffering effect is provided for the acting force generated when a vehicle is impacted, especially the deflection acting force generated during bending deformation of the protective barriers.

The invention relates to an outdoor landing temperature control umbrella which is improved from the landing umbrellas at present. An umbrella handle (1) and umbrella circumference support rods (3) are redesigned; a pipe and a cavity are introduced; an electric control fan (4) is combined to supply air to the downward side of umbrella cloth (2) so as to accelerate the flowing of the air below the umbrella cloth (2). By providing a favorable fresh-air environment to the users, the outdoor landing temperature control umbrella further embodies the humanization of the design and has a wide market popularization value.

The invention discloses a natural aeolian sand mortar for decorating an external wall, which is mixed by the following components in parts by weight: 10-20 of ordinary portland cement, 2-3 of slaked lime, 3-5 of lightweight aggregate, 71-84 of heavy aggregate (aeolian sand), 1.0 of complex additive, wherein the lightweight aggregate is an inorganic vitrified hollow micropore material; the heavy aggregate is the aeolian sand; the preferred fineness of the inorganic vitrified hollow micropore material is 80-100 mesh, the weight content of the aeolian sand with 50-70 mesh preferred fineness is more than 90 percent, and the rest aeolian sand has more than 100-mesh fineness. The invention has the advantages that the mortar has prominent stereo texture, endurance and stability, light weight, saved energy and good crack- resistant and anti-drop properties, and exhibits natural and rich European style customs decoration effect; and the mortar also has good smear workability and simple process, and is suitable for mechanization construction. The construction method is as follows: the mortar is diluted by adding water based on 30-50 percent of the mortar by weight, mechanical agitation or hand stirring is carried out to be evenly mixed to reach a proper viscosity for mechanical spray or hand construction.

The invention discloses a rheid liquid-filled underwater glider with nearly neutral buoyancy. The glider comprises a rheid liquid-filled cabin, a pressure-resistant cabin, a front fairing, a rear fairing, a wing unit, a buoyancy adjusting unit, a posture adjusting unit, a main control unit and an antenna unit; the rheid liquid-filled cabin is made of a flexible skin and assembled outside the pressure-resistant cabin and can be filled with compressible liquid; an outer skin of the buoyancy regulating unit is in direct contact with seawater, and a high-pressure pump and an inner fuel tank of thebuoyancy adjusting unit, the posture adjusting unit and the main control unit are arranged in the pressure-resistant cabin; the front fairing and the rear fairing are arranged at the front end and the rear end of the pressure-resistant cabin respectively; the wing unit is arranged on the rear fairing, and the antenna unit is arranged at the tail of the rear fairing. The glider can realize passivebuoyancy compensation based on marine environment pressure and temperature changes, the glider has nearly neutral buoyancy in the running process, and energy consumption caused by buoyancy adjustmentin the moving process of the glider is reduced.

The invention relates to a vehicle infrastructure cooperative security communication method based on hash encryption. The method comprises the following steps: step 1), mixing connection request information and a PIN code into a secondary character string by an information sender, wherein the PIN code is a unique identification code corresponding to the information sender; step 2), performing hash encryption on the secondary character string, and generating a corresponding hash value; and step 3), maintaining a database that stores multiple hash values by an information receiver, after receiving the hash value in step 2) by the information receiver, traversing to find the database, and judging whether the received hash value is valid; if yes, then establishing a secure communication connection with the information sender; otherwise, refusing the connection. Compared with the prior art, the vehicle infrastructure cooperative security communication method based on the hash encryption provided by the invention has the advantages of being high in security, and capable of realizing access control and so on.

The invention discloses an authority control method of an intelligent POS machine, The invention relates to the technical field of POS machine data processing, which solves the problem of inconvenience in modifying the signed authority. The technical scheme includes: when the intelligent POS application is running, comparing the application authority file with the service interface authority fileand the peripheral interface authority file to judge whether the POS application is allowed to call the external equipment or not; The application authority file comprises a customized installation package file, the customized installation package file comprises a native installation package file and an authentication signature file, The authentication signature file is generated by the signatureoperation of the native installation package file, and the authentication signature file and the native installation package file are compressed and inserted into the native installation package fileto generate the customized installation package file. The invention has the effect of facilitating the modification of the signed authority. The authentication signature file and the native installation package file are compressed and inserted into the native installation package file to generate the customized installation package file.

The invention relates to a method for producing a high-quality sports rubber running track by utilizing a papermaking rubber roller leftover material. The rubber running track is prepared from the following effective components in parts by weight: 15 to 20 parts of rubber roller cuttings, 25 to 30 parts of polyurethane prepolymer, 20 to 25 parts of mixed polyether, 10 to 15 parts of polyethylene granules, 8 to 12 parts of pigment, 5 to 8 parts of auxiliary agent, 12 to 18 parts of asphalt and 15 to 20 parts of filler. The rubber running track provided by the invention has the characteristics of turning waste into treasure, aging resistance, exposure resistance, stable structure, good shock absorbing effect, non-toxicity, high elasticity, softness, skid resistance, collision resistance and the like.

The present invention provides an in-line primary confluence module, comprising a confluence connector and a connection part matched with the confluence connector, the confluence connector is provided with an input end and an output end, and the connection part includes an input end connector , an output connector and a through connector, the input connector and the through connector are respectively connected to the input end, the output connector is connected to the output end, and the confluence connector is also provided with several Combined positioning boss, said combined positioning boss includes a superimposed guide hole arranged above its interior and a fastening bolt hole arranged below its interior. The invention is convenient for horizontal or vertical overlapping use, and has the advantages of flexible operation, simple and stable structure, space saving and strong heat dissipation performance.