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602results about How to "Reduced effect" patented technology

Mutually-embedded ecological building block retaining wall and construction method thereof

InactiveCN102677695AImprove practicalityAdapt to the requirements of inclination changesArtificial islandsCoastlines protectionArchitectural engineeringRetaining wall
The invention provides a mutually-embedded ecological building block retaining wall and a construction method thereof, and belongs to the field of buildings. The mutually-embedded ecological building block retaining wall is formed by two or more than two layers of mutually embedded ecological building blocks which are arranged transversely side by side and stacked upwards; each of the mutually embedded ecological building blocks has a front surface of the building block and a back surface of the building block which are parallel to each other; a hole is formed in the middle part of the building block; a groove is formed on the top part of the building block; the front surface of the groove and the back surface of the groove are respectively parallel to the front surface of the building block and the back surface of the building block; a bump is arranged on the bottom part of the building block; the groove is matched with the bump in size; and the bump of the building block on the upper layer is embedded into the groove of the building block on the lower layer. The construction method comprises the following steps of: placing a building block on a construction foundation to serve as a first layer; placing a building block on the first layer building block to serve as a second layer, wherein the bump on the bottom part of the second layer building block is completely embedded into the groove of the first layer building block; and repeatedly placing the building blocks to a designed height. Grass-like vegetation and vine-like plants can be grown in openings of the building blocks and gaps among the building blocks, so that a good ecological effect is achieved.
Owner:HOHAI UNIV

Impact ground pressure preventing method of full seam gateway

ActiveCN104806265AImproved anti-shock performanceEven by forceUnderground chambersBlastingSupporting systemEngineering
The invention provides an impact ground pressure preventing method of a full seam gateway. The method is that an impact preventing support consisting of energy absorbing steel beams and energy absorbing anchor rod ropes is added on the basis of the general support composed of an iron wire net, a steel belt and an anchor rod, wherein the energy absorbing steel beams are lengthways distributed at intervals along the gateway, comprising two layers of steel plates, and energy absorbing boxes which are fixed at intervals between the two layers of steel plates; gateway surrounded rock in a propping plate and two sides is drilled and grouted, so that the gateway surrounded rock can damp the impact; two bottom corners of the gateway within the advance influence range of a workface are blasted to release pressure. According to the method, the general support, the impact preventing support, the surrounded rock modification and the blasting and pressure release of the bottom corners of the gateway are synchronously carried out to form a point-line-face-body 3D distribution type energy absorbing and impact preventing system; the incident stress wave can be reduced through the support system, and the reflecting stress wave of the gateway surface can be reduced; the modified loose surrounded rock mass can greatly reduce the influence of the impact energy on the support structure; the four measures supplement each other and synergistically interacted, so that the impact ground pressure preventing capacity of the gateway can be greatly improved.
Owner:LIAONING TECHNICAL UNIVERSITY

Disinsection fungi emulsifiable powder

The invention provides a disinsection fungi emulsifiable powder, comprising the following components: disinsection fungi spore powder or mycelium 40-60, vegetable oil 5-15, surfactant 5-10, stabilizer 5-10, dispersant 0.1-1; wherein the disinsection fungi is metarrhizium anisopliae, white muscardine fungi, paecilomyces, hirsutella or the mixture; the surfactant is nonionic surfactant, the vegetable oil is one kind or the mixture of many kinds of the oil according to arbitrary ratios selected from the palm oil, corn oil, soybean oil, cotton seed oil and colza oil; the stabilizer is one kind or the mixture of many kinds of the oil according to arbitrary ratios selected from the xanthan gum, carboxymethyl cellulose, gelatin; the dispersant is DW 1003, glucose ester of fatty acid or the mixture thereof. The storage and transportation of the disinsection fungi emulsifiable powder is convenient and the storage period of the fungi spore is effectively prolonged and the long-term storage is convenient and the preparation activity is higher; after application of the disinsection fungi emulsifiable powder, the oil can effectively absorb the ultraviolet ray and reduce the damage of the ultraviolet ray on the fungi spore, effectively increase the field control-effect stability. The process production technique of the disinsection fungi emulsifiable powder is simple and the disinsection fungi emulsifiable powder is easily mixed with the other compatible synergistic pesticide.
Owner:CHONGQING UNIV

Multidirectional collision preventing device of robot

The invention relates to a multidirectional collision preventing device of a robot. The multidirectional collision preventing device of the robot is used for preventing collision when a manipulator moves horizontally and vertically. The multidirectional collision preventing device of the robot comprises a horizontal collision preventing unit, a vertical collision preventing unit and a sensing switch. The vertical collision preventing unit and the horizontal collision preventing unit are similar in structure and have the same collision preventing principle. The vertical collision preventing unit is installed above the horizontal collision preventing unit. The horizontal collision preventing unit comprises a left fixing base, a right fixing base and a horizontal guide rod perpendicularly installed between the left fixing base and the right fixing base. A collision preventing block is connected with the middle of the horizontal guide rod in a sleeving mode, and a C-type spring is installed at the position where the collision preventing block and the horizontal guide rod are connected in the sleeving mode. Springs are installed on the two sides of the collision preventing block, a connecting plate is fixed to the lower end of the collision preventing block, and a mechanical clamping jaw and the connecting plate are fixedly installed. When the mechanical clamping jaw horizontally moves and collides, the connecting plate and the collision preventing block bear collision force jointly, and the collision preventing block overcomes resistance of the C-type spring to move on the horizontal guide rod, so that the collision force is weakened suddenly, the sensing switch is triggered in the moving process to shut down the robot, and then the manipulator, a machine tool and the like are protected. After collision is relieved, the collision preventing block resets rapidly and accurately under action of the springs.
Owner:XIAN BILLOWS PRECISION MACHINERY

Co-delivery nano-carrier of drug and gene, preparation method and application thereof

The invention discloses a co-delivery nano-carrier of drugs and genes, a preparation method and an application thereof; and particularly relates to a co-delivery nano-carrier TCPL-siRNA-PPX which can carry a chemotherapeutic drug and a genetic drug simultaneously. The drug delivery system is composed of a polymer prodrug carrier TCPL, siRNA and a multifunctional polyanionic polyer PPX through electrostatic adsorption among the components in a self-assembly manner. The co-delivery nano-carrier can achieve targetedly delivery of the drug and the gene to the same tumor cell, release the siRNA at the cytoplasm, silence Bcl-2 protein, promote apotosis and relieve inhibition of the Bcl-2 on lonidamine, and can deliver the chemotherapeutic drug, lonidamine, which is mitochondrion-acted to mitochondria so that the chemotherapeutic drug and the gene can synergistically trigger the apotosis of a mitochondrial pathway and kill tumor cells cooperatively. Through in-vivo and in-vitro activity evaluation, the drug delivery system is proved to be better than drug delivery carriers which deliver single components respectively at the same time, can significantly improve the anti-cancer activity of the drug and the gene and has a definite synergistic treatment effect.
Owner:CHINA PHARM UNIV

Full-automatic packaging system of autoclaved aerated concrete blocks

The invention discloses a full-automatic packaging system of autoclaved aerated concrete blocks, and belongs to the field of packaging devices of the concrete blocks. The system is characterized in that one end of a block conveying mechanism (5) is connected with an autoclave, the other end of the block conveying mechanism (5) is a stack outlet output end, a stack unloading mechanism (1) reciprocates and transversely moves between the stack outlet output end and the input end of a blank turning mechanism (2) through a transverse moving sliding mechanism, and vertically ascends and descends on the input end of the blank turning mechanism (2), the output end of the blank turning mechanism (2) is connected with a double-way packaging mechanism (4), and a mechanical arm stacking mechanism (3) is arranged between the output end of the blank turning mechanism (2) and the double-way packaging mechanism (4). In the whole conveying process, trays do not need to be used, a large number of trays are removed, in stacking work, several stacking clamps at the designated positions can be selectively selected for carrying out the clamping action, cavities or through holes are formed in a whole block stack, carrying through a forklift can be directly carried out, the trays do not need, the trays are thoroughly removed, and a large amount of production cost is saved.
Owner:淄博捷达机械有限公司

Helicopter rotor wing compound motion parallel driving device

A helicopter rotor wing compound motion parallel driving device comprises a parallel mechanism, a rotor wing swinging mechanism and a spring set. The parallel mechanism comprises a machine base, a movable table, a middle SP type passive confinement branch, a UPU type driving branch and two SPS type driving branches, and the parallel mechanism is used for achieving axial movement and three-dimensional rotation around ball pairs in the center of the machine base of a spindle of a rotor wing. The rotor wing swinging mechanism comprises wing sets, the spindle, an engine, a push rod mechanism, a core rod and connecting rods. Each wing set is rotatably connected with the upper end of the spindle. The engine fixed to the movable table drives the spindle and the wing sets to rotate. The push rod mechanism drives the core rod to move along the spindle, and the core rod rotates along with the spindle. The upper end of the core rod drives the wing sets to swing synchronously relative to the upper end of the spindle through the connecting rod set. The spring set is supported between the machine base and the movable table and used for relieving the acting force of the lift force of the rotor wing to all the driving branches. The helicopter rotor wing compound motion parallel driving device has the advantages that the structure is simple and compact, the stress of the ball pairs is good, the main rotor wing swings and rotates flexibly, and control is easy.
Owner:YANSHAN UNIV

Environment-friendly high-strength water-resisting and mildew-resisting adhesive for plywood and preparation method of environment-friendly high-strength water-resisting and mildew-resisting adhesive

The invention discloses an environment-friendly high-strength water-resisting and mildew-resisting adhesive for a plywood and a preparation method of the environment-friendly high-strength water-resisting and mildew-resisting adhesive. The environment-friendly high-strength water-resisting and mildew-resisting adhesive is prepared from the following raw materials including polyvinyl alcohol, cassava starch, dibutyl phthalate, sodium pyrosulfite, tannic acid, jade powder, calcium silicate hydrate, asbestos powder, p-hydroxybenzoic acid hydrazide, diammonium hydrogen phosphate, hydroquinone, sodium diethylhexyl sulfosuccinate, triethyltin chloride, phenyl mercury oleate, borax and the like. The polyvinyl alcohol and the cassava starch are subjected to a cross-linking reaction so that crystallization degrees of the polyvinyl alcohol and the cassava starch are reduced and a new cross-linking structure is formed, and furthermore, the thermal stability of the adhesive is improved; the borax is added and the polyvinyl alcohol and the starch can be subjected to further cross linking, so that the cross-linking degree and the initial viscosity of the adhesive are improved, and furthermore, the water resistance and the bonding force of the adhesive can be improved; the triethyltin chloride, the phenyl mercury oleate, the p-hydroxybenzoic acid hydrazide and the like are added so that the mildew-resisting capability of the plywood can be improved.
Owner:倪协照

Cartridge munition, particularly one of medium caliber

A cartridge munition, particularly practice round, includes a cartridge shell (3) and a projectile (2) inserted into it. A propulsion chamber (4) is provided within the cartridge shell that receives a propulsive charge (5) that may be ignited by means of a pyrotechnic igniter (13) and that develops propulsive gases that act on the base (8) of the projectile, driving it out of the cartridge shell. In order to prevent the pyrotechnic igniter from igniting spontaneously, and from igniting the propulsive charge (5) because of the ambient temperature or because of a fire, which would cause the cartridge shell and projectile to be separated and fly apart, it is proposed by the invention to provide exhaust channels (14) between the propulsion chamber and the exterior of the cartridge shell (3) that are filled with a fusible material, particularly a fusible metal (15). The fusible material has a lower melting point than the ignition point of the igniter (13) and of the propulsive charge (5). If the ambient temperature of the cartridge shell rises above the melting point of the fusible material, it melts, releasing the exhaust channels (14), so that, upon delayed ignition of the propulsive charge, it burns without pressure buildup, and the cartridge shell and projectile remain together.
Owner:NICO PYROTECHNIK HANNS JUERGEN DIEDRICHS GMBH & CO KG

Measure for enhancing electric transmission line tower footing frozen soil foundation stability

ActiveCN102817380ATo achieve the purpose of coolingSignificant engineering effectProtective foundationEarth surfaceTower
The invention relates to a measure for enhancing electric transmission line tower footing frozen soil foundation stability. The measure is characterized in that gravity type heat pipes are buried on the periphery of a tower footing foundation of an electric transmission line, heat preservation materials are distributed on a horizontal layer on the periphery of a pile end and a pile body at the top of the tower footing foundation, and soil layers densely higher than an earth surface strap gradient are built above the earth surface and surrounding tower legs of the tower footing foundation, wherein strap gradient waterproof films are paved in the soil layers. The gravity type heat pipes and the heat preservation materials are effectively combined so that the practical use quantity of the gravity type heat pipes can be greatly reduced, project investment can be greatly reduced in terms of the project, construction difficulty is reduced, and construction period of project measures is shortened. In addition, in terms of overall efficacy, compared with a hot rod single measure, the measure for enhancing electric transmission line tower footing frozen soil foundation stability manyfold improves and radically changes the overall cooling efficiency of the electric transmission line tower footing frozen soil foundation and maintain long-period stability of the tower footing foundation.
Owner:NORTHWEST INST OF ECO-ENVIRONMENT & RESOURCES CAS

High spectral abnormity detecting method based on dynamic weight deep self-coding

The invention provides a high spectral abnormity detecting method based on dynamic weight deep self-coding and relates to a high spectral abnormity detecting method. The invention aims to settle a problem of low detecting precision caused by partial model pollution by an abnormal model in an existing high spectral abnormity detecting method. The method comprises the steps of 1, obtaining an optimized DBN model; 2, obtaining a coding image and a reconstruction error image; 3, obtaining a local coding image, and performing step 5; 4, obtaining a local reconstruction error set, and performing step 6; 5, obtaining a local distance factor, and performing step 7; 6, obtaining all dynamic weights of the local distance, and performing step 7; and 7, obtaining an abnormity detecting operator value,setting a threshold, and when the abnormity detecting operator value is larger than or equal with the threshold, determining the detected pixel as an abnormal target, and otherwise, determining the tested pixel as a background pixel; taking a next pixel in a detected image as the detected pixel, and performing the steps 3-7 until all pixels in the detected image are determined. The high spectralabnormity detecting method is used for a high spectral abnormity detecting period.
Owner:HARBIN INST OF TECH

Pressure-relief system for gun fired cannon cartridges

A high velocity cartridge munition comprises a cartridge shell and a projectile inserted into it. A propulsion chamber within the cartridge shell receives a propulsive charge that may be ignited by a pyrotechnic igniter and that develops propulsive gases that act on the base of the projectile, driving it out of the cartridge shell. To prevent the pyrotechnic igniter from igniting spontaneously, and from igniting the propulsive charge due to the ambient temperature or because of a fire, which would cause the cartridge shell and projectile to be separated and fly apart, at least one exhaust channel between the propulsion chamber and the exterior of the cartridge shell is filled with a fusible material. The fusible material has a lower melting point than the ignition point of the igniter and of the propulsive charge. If the ambient temperature of the cartridge shell rises above the melting point of the fusible material, it melts, releasing the exhaust channels, so that, upon delayed ignition of the propulsive charge, it burns without pressure buildup, and the cartridge shell and projectile remain together. At least one non-fusible, rupturable member is positioned between the fusible material and the propulsive charge to provide mechanical support under normal conditions but to facilitate release of gases if the propulsive charge ignites.
Owner:NOSTROMO HLDG LLC
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