40results about How to "Capable of self-healing" patented technology

A caterpillar belt type moving robot able to be butt-connected with another robot to form a robot group in order to run on complex road or climb over obstruction is composed of equivalent ball joint mechanism, front and back connection parts, left and right caterpillar belt mechanisms, and fastening mechanism for butt connection.

The invention discloses a long-service-life drill bit with self-repairing capacity, and belongs to the technical field of drilling equipment for petroleum and natural gas, mine engineering, building foundation engineering construction, geology, hydrology and the like. The long-service-life drill bit with the self-repairing capacity comprises a drill bit body and at least one blade; a plurality of first groups of cutting teeth are formed in the blade; slots are formed in the tooth distribution surface of the blade and/or the gauge protection surface of the blade and are used for fixing the first groups of the cutting teeth; at least one empty groove and at least one second group of cutting teeth are formed in at least one blade; slots are formed in the empty groove and are used for fixing the second group of the cutting teeth; at least part cutting edges of the second group of the cutting teeth are exposed from the inner surface of the empty groove. According to the long-service-life drill bit with the self-repairing capacity, after the cutting teeth in a certain area of the drill bit is worn completely, new cutting teeth can be exposed naturally to realize self-repairing of the drill bit, so that the self-repaired drill bit can drill continuously and effectively.

The invention discloses a preparation method of highly-elastic self-repairing odorless weather-resistant modified asphalt, which comprises the following three steps: preparation of reclaimed rubber particles, preparation of reclaimed rubber mother liquor and SBS co-crosslinking development. The method includes 1) a step of preparing the reclaimed rubber particles, namely a step of desulfurizing tire rubber powder by a double-screw extrusion method, and carrying out shear granulation to obtain the reclaimed rubber particles; 2) a step of preparing the reclaimed rubber mother liquor, namely a step of mixing the reclaimed rubber particles obtained in the step 1 with matrix asphalt according to a mass ratio of 34/66 to 68/32, enabling the reclaimed rubber particles to be soaked and developed in the matrix asphalt for 0.8-1.6 hours at the temperature of 163-173 DEG C, and then shearing for 20-30 minutes in high-speed shearing equipment to obtain the reclaimed rubber mother liquor; and 3) astep of co-crosslinking development. According to the preparation method disclosed by the invention, the cost can be saved while a large amount of waste tires are consumed, the environmental protection property in the production process is extremely good, and a finished product not only has excellent elasticity, high and low temperature properties, medium temperature fatigue resistance, noise reduction property and ultraviolet aging resistance, but also is higher in hardness and has a self-repairing capability.

The invention provides an underwater robot-oriented underwater networking method. The method comprises the steps of creating an underwater communication network topology and a communication protocol that target underwater robots for multiple robots in water; according to the created underwater communication network topology and communication protocol, allocating a unique address and a broadcast address to each node in the network; when a robot requests to send data to another robot, designing an underwater electric field communication network layer routing protocol according to Ad hoc On-demand Distance Vector Routing, previously, building a route from a source node to a destination node through broadcast information, then selecting, by a robot as the source node and a robot as the destination node, a communication link according to a routing table and communicating with each other; and if the communication link is disconnected, initiating a route maintenance mechanism, after the linkrecovers, continuing to send data. The method has the advantages that less energy is consumed, networking is performed quickly, nodes are increased and decreased flexibly, and the communication link can recover automatically.

The invention relates to an intelligent monitoring system and method for a seismic station and aims at solving the problems of low efficiency and high cost caused by the fact that discovery, solutions and daily maintenance of failures of the seismic station mainly depend on manpower in the prior art. Specific processes are as follows: the intelligent monitoring system for the seismic station comprises an equipment management subsystem, an intelligent power supply subsystem, a redundant communication management subsystem and an environment monitoring and safety monitoring subsystem; the equipment management subsystem comprises a seismological data acquiring and monitoring module; the environment monitoring and safety monitoring subsystem comprises an infrared sensor monitoring module, a water intrusion and leakage sensor monitoring module, a temperature and humidity sensor monitoring module, a video monitoring module, a lightning-protection earth-screen monitoring module, a lightning early-warning and monitoring module, an intelligent power supply system monitoring module and a redundant communication management module. The intelligent monitoring system and method are used in the field of the seismic station monitoring.

The invention discloses a solid aluminum electrolytic capacitor with a self-repair function. The solid aluminum electrolytic capacitor comprises a housing and a core package, wherein the core packageis hermetically arranged in the housing and comprises an anode foil, a cathode foil and electrolytic paper; the anode foil, the electrolytic paper and the cathode foil are sequentially laminated and wound into the core package; the electrolytic paper is carbonized and then forms a solid conductive polymer layer between the anode foil and the cathode foil; a gelatinous prosthesis is formed on the solid conductive polymer layer; and the prosthesis comprises a gel rack and a repair electrolyte solution; and the repair electrolyte solution is attached to the gel rack. According to the solid aluminum electrolytic capacitor, the capacitor can be provided with high conductivity by a solid electrolyte; the solid electrolyte is in a relatively ''loose'' state between the anode foil and the cathodefoil, the prosthesis in a gel state is formed in the loose state, and the prosthesis contains a little of repair electrolyte solution of an oxide film on the surface of the anode foil, so that the solid aluminum electrolytic capacitor also has certain self-repair capacity, thereby improving the performance of a product.

The invention discloses a self-repairing antibacterial polyurethane coating and a preparation method thereof, and relates to the field of polyurethane coatings. When the self-repairing antibacterial polyurethane coating is prepared, amino silicon oil, polyester polyol and isocyanate are used for jointly preparing a polyurethane coating material, then modified graphene is added, the self-repairing antibacterial polyurethane coating material is prepared, and finally coating is conducted. The amino silicon oil is prepared by adding 2, 3-epoxypropyl trimethyl ammonium chloride to react when the amino silicon oil is prepared; and the modified graphene is prepared by grafting 2-(N, N-dimethylamino) ethylamino dithiocarboxylic acid onto graphene oxide and then performing reduction. The self-repairing antibacterial polyurethane coating prepared by the preparation method disclosed by the invention not only has self-repairing antibacterial capability, but also has relatively good water resistance and hydrophobicity.

The invention relates to the technical field of polymer hydrogel, in particular to chitosan/polysulphobetaine ionic and covalent double-network hydrogel and a production method thereof. The chitosan/polysulphobetaine ionic and covalent double-network hydrogel is of a double-network structure, and is formed through interpenetration of a first network and a second network, wherein the first networkis a physical cross-linking network formed through coordination of chitosan and multivalent anions, the second network is a chemical cross-linking network formed by polysulphobetaine, and the first network interpenetrates the second network. The produced double-network hydrogel has excellent obdurability and elasticity, further has good antibacterial performance, nonspecific protein adsorption resistance performance and cell adhesion resistance performance, and thus has wide application prospects in the field of biomedical application; and a production method is concise, efficient and environmentally friendly.

The invention discloses modified oxidized graphene lubricating oil. The modified oxidized graphene lubricating oil comprises the following preparation raw materials in parts by weight: 100 parts of base oil, 1 to 3 parts of polyethylene wax, 0.01 to 1 part of 2,6-di-tert-butylphenol, 0.1 to 2 parts of diphenylamine, 0.1 to 1 part of sorbitan fatty acid ester, 0.1 to 1 part of dimethicone, 0.1 to 2parts of sodium citrate and 1 to 10 parts of polyphosphazene coated oxidized graphene. The modified oxidized graphene lubricating oil disclosed by the invention is good in compression resistance andabrasion resistance, high in oxidation stability, superhigh in self-repairing capability, and high in leakproofness and self-cleaning capability, thereby having a good market prospect.

The invention belongs to the technical field of super-lubricating thin films, and relates to an ultra-lubricating solid thin film with space environment adaptability. The thin film is composed of an anti-hydrogen-diffusion layer, a hydrogen-storage middle layer and an ultra-lubricating function layer located on a substrate in sequence, wherein the anti-hydrogen-diffusion layer is a compact with the largest crystal surface spacing less than 0.25 nm, the hydrogen-storage middle layer is a hydrogen storage material with the dehydrogenation temperature higher than that of the space environment temperature, and the ultra-lubrication functional layer comprises a-C:H. The ultra-lubricating solid thin film has the advantages that the service requirements of spacecraft movable parts can be met in the aspects of service life, friction coefficient stability and the like.

The invention discloses an energy-saving consumption-reducing method for an air compressor. According to the key points of the technical scheme, the method is characterized by specifically comprisingthe steps that S1, state perception is carried out, particularly, working data of the air compressor is acquired by means of a data acquisition and control terminal MIG250S, the acquired data is processed, the acquired working data of the air compressor and the processed data are stored by means of the acquisition and control terminal MIG250S and uploaded to a cloud end; S2, real-time analysis iscarried out, particularly, the control terminal MIG250S transmits the acquired data and the processed data into an algorithm model through a brain-imitating neural network algorithm, and an estimatedvalue is obtained through mathematical operation of an algorithm model; S3, scientific decision making is carried out; and S4, accurate execution is carried out, particularly, according to the optimized data, whether the air compressor works or not, the working duration and the working power are controlled by means of the control terminal MIG250S, and meanwhile the working information and the energy-saving total amount of the air compressor are recorded and uploaded to the cloud end.

The invention discloses a self-repairing emulsion with a core-shell structure as well as a preparation method and application thereof. The emulsion is prepared from the following components in parts by mass: 4.5-7.5 parts of an emulsifier; 8-13 parts of a soft monomer; 28-44 parts of a hard monomer; 1.1-2.3 parts of acrylic acid; 1.5-4 parts of N-butoxy methyl acrylamide; 1.5-4 parts of ethylidene urea ethyoxyl methacrylate; 1-2 parts of acrylonitrile; 3.5-7.5 parts of a thermal initiator; and 45-55 parts of water. According to the invention, a large number of N-H bonds and CN bonds with very high polarity are introduced, so that the self-repairing capability is realized, and the resin has a relatively low film-forming temperature under the condition of a relatively high glass transition temperature, so that the stain resistance and scrubbing resistance of the coating can be greatly improved.

The invention provides an environment monitoring system and an environment monitoring method. The environment monitoring system comprises a control module, an environment testing module, a monitoring module and a database module, wherein the environment testing module is connected with the control module, the environment testing module detects the smoothness of a testing environment in the environment monitoring system under the control of the control module; the monitoring module is connected with the control module and the environment testing module, and the monitoring module carries out monitoring on the operating state of a test terminal based on a test result of the environment testing module under the control of the control module; and the database module is connected with the control module and the monitoring module, and the database module stores a monitoring result of the monitoring module and judges whether the test terminal operates normally or not based on the stored monitoring result. The whole process does not need a test engineer to carry out manual monitoring on the testing environment any more, thereby greatly saving the time of the test engineer, and improving the work efficiency of the test engineer at the same time.

The invention relates to a rubber sealing valve, and belongs to the technical field of rubber sealing parts. The rubber sealing valve comprises a metal valve, an organic silicon adhesive and a sealing ring; the sealing ring is adhered to the metal valve through the organic silicon adhesive, and the sealing ring at least comprises the following raw materials by mass: 30-40 parts of a filler; 2-3 parts of zinc oxide; 6-12 parts of a functional auxiliary agent; 0.5-1 part of a vulcanizing aid; 1-2 parts of a peroxide vulcanizing agent; and 45-55 parts of ethylene propylene diene monomer raw rubber. The metal adhesive has the effects that the bonding strength between the metal adhesive and the rubber sealing ring is improved, so that secondary gluing is simplified into primary gluing, and the production efficiency is improved.