52results about How to "Good transport stability" patented technology

The invention relates to a quaternized modified amino silicone oil softener and preparation and application thereof. The softener comprises the following general formula in the specification. The preparation comprises the following steps of: (1) adding octamethylcy-clotetrasiloxane into a container, adding a coupling agent N-beta-(aminoethyl)-gamma-aminopropyl methyl dimethoxysilane into the container dropwise, adding a tetramethyl ammonium hydroxide catalyst and subsequently a capping agent hexamethyl disiloxane into the container, and then performing reduced pressure distillation to obtain amino silicon oil; (2) dissolving the amino silicon oil into a solvent, adding the mixture into epichlorohydrin, stirring and heating to react under the protection of nitrogen, and removing the solvent by steaming to obtain an intermediate product; and (3) uniformly mixing N,N-dimethyl-decanamide and the solvent to obtain a mixture, stirring with heating, adding the intermediate product dropwise into the mixture under the protection of nitrogen, performing a thermostatic reaction, and removing the solvent by steaming to obtain the product. The softener of the invention has high hydrophilicity and high stability; fabric processed by the softener has excellent soft handfeel, high hydrophilicity, low yellowing, antibacterial property and the like; and the softener is simple to prepare and is suitable for industrial production.

The invention belongs to the technical field of road engineering materials, in particular to a concentrated composition of waste rubber composite modified pitch and a preparation and use method. The concentrated composition is prepared from waste tire rubber powder, petroleum pitch, natural pitch, synthetic tuber, polyolefin, a swelling agent and an aid by preparing procedures. When in use, a product can be proportionally mixed with substrate pitch on a construction site to prepare waste rubber composite modified pitch for spraying construction or be mixed and stirred with the substrate pitch at a pitch mixture stirring station into a rubber pitch mixture for paving construction.

The invention discloses a preparation method of an organic silicon-modified polyurethane copolymer fabric softener. The method comprises the following steps: (a) carrying out a stirring reaction on polyether polyol, a hydroxyl-terminated polysiloxane linear body and diisocyanate for 2-3h at the temperature of 75-85 DEG C under the action of a tin catalyst, so as to obtain an isocyanate-terminated organic silicone-modified polyurethane prepolymer; (b) adding a small molecular amine chain extender into the organic silicone-modified polyurethane prepolymer, and carrying out a stirring reaction for 1-2h at the temperature of 50-60 DEG C, so as to obtain an organic silicon-modified polyurethane copolymer; (c) evenly mixing the organic silicon-modified polyurethane copolymer obtained in the step (b) with an emulsifying agent at the temperature of 50-70 DEG C, and slowly adding deionized water into the mixture for emulsifying, so as to obtain the organic silicon-modified polyurethane copolymer fabric softener. The softener prepared by the method is good in stability, endows fabric with excellent softnesss, smoothness and hydrophilic property, has excellent yellowing resistance, and can maintain the brightness of the light-colored fabrics and the whiteness of the white fabrics.

The invention discloses a novel nitrofurazone washing fluid, which mainly comprises an active component nitrofurazone, a solubilizing agent polyethyleneglycol 15-hydroxyl stearate and a solvent injection water. Furthermore, one or more of cosolvent, pH regulator, osmotic pressure regulator and stabilizing agent can be added into the washing fluid. In the washing fluid, a novel solubilizer Solutol HS 15 has low haemolysis, extremely low histamine liberation and higher physiological tolerance, so that safety of clinical administration and compliance of patients are remarkably improved; the washing fluid has excellent stability and longer validity, and higher administration convenience is given to clinical doctors; and the washing fluid has better storage and transportation stability, higher clinical administration safety and patient compliance. The washing fluid has a simple preparation process, convenience in quality control, lower production cost and industrial production.

The invention discloses a method for a somatosensory vehicle to carry an object, and a somatosensory vehicle. The method for the somatosensory vehicle to carry the object comprises the following steps: obtaining control signals, and entering an object carrying mode; the somatosensory vehicle starting self-balance at a zero-load state; when the somatosensory vehicle detects a load, shooting an image of the object and sensing the image to a cloud end; obtaining object feature information from the cloud end; according to the object feature information, calculating a safe driving speed; and starting operation of the somatosensory vehicle. By use of the method provided by the invention, the somatosensory vehicle can safely and reliably carry the object without changing the circuit and the structure of a conventional somatosensory vehicle.

The invention relates to an integrated foundation pile static load test counterforce beam. The counterforce beam comprises a beam body, the beam body is formed by welding two long beams which are symmetrically arranged and a force distribution beam which is transversely arranged, the beam body is provided with a bolt hole used for being connected with a hydraulic jack, the beam body is further provided with screw holes and technology notches which are used for being matched with stand column assemblies for in-situ verification of the jack, and a stiffening rib is arranged in the middle of theforce distribution beam; and the counterforce beam further comprises the hydraulic jack and connecting bolts, and screw holes matched with the connecting bolts are formed in the bottom of a cylinder body of the hydraulic jack. According to the integrated foundation pile static load test counterforce beam, the loading hydraulic jack and the counterforce beam are integrated into a whole and integrally assembled, disassembled and transported, and the installing technology performance of a test loading counterforce device is greatly improved; in-situ verification can be conduced on the jack by cooperating with the corresponding stand column assemblies for jack verification and a cross beam through the constructional characteristics of the beam body; and not only is the verification cost reduced, but also the using efficiency of equipment can be greatly improved.

The invention belongs to the field of additives for cement clinker production, and particularly relates to a desulfurization composition, a desulfurizing agent and application of the desulfurizing agent in tail gas desulfurization during cement clinker production. The desulfurization composition at least comprises a sulfur fixing agent and an oxidizing agent, wherein the oxidizing agent comprisesan oxidizing agent containing metal elements; the oxidizing agent containing metal elements is selected from one or more of a lithium-containing oxidizing agent, a platinum-containing oxidizing agent,a manganese-containing oxidizing agent, a sodium-containing oxidizing agent and a potassium-containing oxidizing agent. The actual using amount of the desulfurizing agent is small, the chemical stability is high; after a catalyst is added, the decomposition temperature of CaCO3 is reduced; CaO is rapidly generated to promote adsorption of SO2 in preheating; the goals of sulfur fixing and reduction of SO2 emission are realized; the price is low, no ammonia gas escapes, the composition and desulfurizing agent are non-corrosive, harmless, nontoxic, and non-irradiative, meet the requirements of GB4915-2013 for cement production, and avoid the phenomenon such as caking, scaling, and the like, and meanwhile, the transportation stability and thermal stability of the desulfurizing agent are good.

The invention discloses a building pipe conveying rack, which relates to the field of building equipment and comprises a tabulate base, two rollers with the same size are mounted at the bottom of the base, a tabulate frame with an L-shaped section is vertically arranged at the top of the base, and an arc-shaped tabulate baffle is arranged at an opening of the frame at the top of the base. A circular-tube-shaped threaded tube is vertically embedded in the center of the top of the frame, a threaded rod in threaded fit is arranged in the threaded tube, a flat-plate-shaped pressing plate is vertically arranged at the bottom of the threaded rod, and a handle is vertically arranged at the top of the threaded rod. The building pipe conveying frame is specially used for conveying building pipes in a short distance on a construction site, the conveying stability is good, the building pipes are protected thoroughly, and the building pipes are not prone to falling off and being damaged.

The invention discloses a cooling polymer modified asphalt material which is characterized by comprising the following components in parts by weight: 55-65 parts of asphalt, 20-30 parts of sulfonic modified asphalt, 5-7 parts of a functional copolymer, 3-5 parts of micron powder and 1-3 parts of a coupling agent, wherein the functional copolymer is prepared from 3-[N,N-dimethyl[2-(2-methylprop-2-enoyloxy)ethyl]ammonium]propan-1-sulfonic acid inner salt, 2-acrylamide-2-methylpropanesulfonic acid, polyethylene glycol monoallyl ether and N-(4-cyano-3-trifluoromethylphenyl)methacrylamide through a copolymerization reaction. The invention also provides a preparation method of the cooling polymer modified asphalt material. The cooling polymer modified asphalt material provided by the invention is better in thermal stability, stronger in durability and ageing resistance, lower in storage and transportation temperature and longer in service life.

The invention provides a chopstick storage box and belongs to the technical field of daily necessities. The chopstick storage box comprises a box body and a box cover, wherein both the box body and the box cover are hollow thin-wall cavities, and connected through a folding part; a lug boss is arranged at the middle of the outer wall of the box body; a clip is arranged at the middle of the outer wall of the box cover; a hanger is arranged at one end of the outer wall of the box body; a hanging hole is formed in the middle of the hanger; and through the buckling connection between the clip and the lug boss, the box body and the box cover are in closed connection with each other. Compared with a conventional chopstick box, the chopstick storage box provided by the invention is high in strength, low in material consumption, low in cost, and high in transportation stability, and can be used repeatedly. Besides, the key is to possess the advantages of being convenient to carry outside, sanitary to use, and the like.

The invention discloses a preparation method of efficient concrete additive. The preparation method comprises the following steps: (I) preparing chloro-polyethylene glycol monomethyl ether; (II) preparing an ionized naphthalene sulfonic acid type compound; (III) preparing polycondensate; and (IV) preparing a water reduction agent product. The invention further discloses the efficient concrete additive prepared by using the preparation method of the efficient concrete additive. The efficient concrete additive disclosed by the invention is remarkable in water reduction effect, low in slump loss,good in bleeding resistance and freezing resistance, good in adaptability to cement, and capable of effectively improving the dispersibility of cement, greatly improving the peaceability of concreteand improving various mechanical properties of concrete.

The invention discloses a flat car with a damping function. A rolling mechanism is arranged on the lower surface of a plate body; a shaft seat is arranged on the upper surface of the plate body; a pull handle is rotatably arranged on the shaft seat; a folding plate is arranged in a storing groove; a steering column is further arranged between the shaft seat and the plate body; the upper end of thesteering column is fixedly connected to the bottom end of the shaft seat, and the bottom end of the steering column is provided with a shaft hole coaxial with the steering column; a bulged column matched with the shaft hole is arranged on the plate body and rotatably sleeved with the shaft hole; pressure sensors are arranged between the rolling mechanism and the plate body; an alarm is further arranged on the bottom face of the plate body, and the pressure sensors are electrically connected to the alarm; and an interlayer is arranged in the middle of the plate body, and a plurality of dampingsprings are arranged in the interlayer. The flat car is used for short-distance transporting of objects with small sizes and weights, the transporting stability is good, an overweight signal can be issued according to the weights of the carried objects, and the damping effect is achieved.

The invention belongs to the technical field of test and measurement, and relates to a vehicle-mounted telemetering antenna. The system comprises a carrier vehicle (1), a mobile measurement and control station host (2), a workbench (4), a radome slide rail (5), a radome (6), a telemetering antenna (7) and a travel switch (8). According to the invention, the universality is strong, the unfolding speed is fast, the antenna can be unfolded only by sliding the antenna cover (6), the transportation stability is good, the telemetering antenna (7) is fixed on the workbench (4), the contact area is large, and the shock resistance is enhanced; the telemetering antenna (7) is manually unfolded, so that the risk of electric and manual combination is avoided; a travel switch (8) is adopted to ensure that the antenna cover (6) slides in place and ensure that the telemetering antenna (7) is not damaged due to mechanical interference in the rotating process; and the radome (6) is made of wave-transparent materials, can receive telemetry signals without opening the radome (6) in a short distance, and can also be used in environments such as raining, sandstorm and the like.

The invention discloses automatic material loading and unloading equipment. The automatic material loading and unloading equipment comprises a movable base, a material loading and unloading mechanism and a controller, wherein the material loading and unloading mechanism is arranged on the movable base, and comprises a mounting seat and a first transverse moving device arranged on the mounting seat; a second transverse moving device and a lifting device arranged on the second transverse moving device are arranged on the first transverse moving device; the movable base is provided with an operation device used for controlling the movable base to move; the controller is arranged on the movable base; and the operation device, the first transverse moving device, the second transverse moving device and the lifting device are all electrically connected to the controller. The movable base and the material loading and unloading mechanism are arranged, the movable base moves to drive the material loading and unloading mechanism to load and unload materials at different positions, and meanwhile the controller is arranged in a matched mode, so that automatic loading and unloading of the materials are achieved, time and labor are saved, use is convenient, and the automation degree is high.

The invention discloses a transportation device for crane equipment. The transportation device comprises a shell, wherein a shell cover is connected to the shell through a screw; limiting holes are formed in the shell cover, the plurality of limiting holes are arranged and evenly distributed in the shell cover, a limiting pin is slidably sleeved in each limiting hole, protruding blocks are welded to one ends of the limiting pins, and springs are arranged on the outer sides of the limiting pins; containing grooves are formed in the shell cover and communicate with the limiting holes, the protruding blocks are slidably connected into the containing grooves, baffles are welded to the other ends of the limiting pins and make contact with the shell cover; and guide holes are formed in the side wall of the shell, the four guide holes are arranged, the four guide holes are evenly distributed in the side wall of the shell, and a guide rod is slidably sleeved in each guide hole. The invention relates to the transportation device for the crane equipment. The transportation device has the characteristics that the crane equipment can be loaded conveniently, and the transportation stability is better.

The invention discloses printing equipment with a detachable screen. The printing equipment with the detachable screen comprises a machine table, a roller device arranged on the machine table and a screen assembly installed on the roller device; guide cloth is arranged on the roller device; and the guide cloth is coated with a layer of plasticized glue. According to the invention, a detachable screen structure is adopted, therefore cleaning is convenient; and the whole contact surface with the rack is small, so that the slurry is not easy to adhere to the rack.