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207results about How to "Solid foundation" patented technology

Method for connecting concrete pile and bearing platform

ActiveCN102127913ASimple structureSave engineering comprehensive costFoundation engineeringRebarBuilding construction
The invention provides a method for connecting a concrete pile and a bearing platform. The method comprises the following steps of: firstly, measuring the actual pile top elevation of the concrete pile after pile foundation construction is finished; mounting a plurality of connecting steel bushings on tension screw holes of an end plate of the concrete pile when the practical pile top elevation of the concrete pile equals to or is lower than a designed elevation; then, mounting threaded steel bars connected with a basic bearing platform on the connecting steel bushings to realize the connection of the end plate and the threaded steel bars; and casting common concrete on the basic bearing platform connected with the concrete pile so as to realize the connection of the concrete pile and the basic bearing platform; and when the practical pile top elevation of the concrete pile is higher than the designed elevation, truncating the pile, keeping original steel bars and end plate of the pile body after truncation, mounting the end plate of the concrete pile on the heading ends of the steel bars and fixing the end plate in situ with reinforcing ribs to realize the reconnection of the end plate and the steel bars, and casting the common concrete to the basic bearing platform connected the concrete pile so as to realize the connection of the concrete pile and the basic bearing platform.
Owner:JIANHUA CONSTR MATERIALS (CHINA) CO LTD

Device and method for determining border of target region of medical images

The invention discloses a device for determining a border of a target region of a medical image, which is used for differentiating the border of the target region according to corresponding physical quantitative properties reflected by tissue distribution in the medical image. The device comprises: an interactive unit, by which an operator can select the target region on the medical image; a threshold setting unit, which determines threshold values of the physical quantitative properties in the target region selected; and a thresholding segmentation unit, which divides the region to be analyzed or the region of interest into sub-regions, or fills image cells (pixels) in the region to be analyzed, wherein the region to be analyzed contains the target region, and the sub-regions are the sub-regions which are segmented in the image. The thresholding segmentation unit compares average parameter values of the physical quantitative properties of each sub-region with the threshold values and marks all the cells according to comparison results. The present invention provides a calculating and processing method and a device with clear physical significance and a simple and effective algorithm, and the method and the device are particularly suitable for processing special situations of various hearts with pathological changes in clinical art.
Owner:HONGEN HANGZHOU CHINA MEDICAL TECH +1

Water-based reinforced type fog sealing layer material for asphalt pavement, and preparation method and construction method of water-based reinforced type fog sealing layer material for asphalt pavement

The invention relates to the technical field of highway maintenance, and discloses a water-based reinforced type fog sealing layer material for an asphalt pavement, and a preparation method and a construction method of the water-based reinforced type fog sealing layer material for the asphalt pavement. The fog sealing layer material comprises a lower water-penetration-preventing sub-layer and an upper anti-skidding wear-resisting sub-layer, wherein materials for preparing the lower sub-layer contain an emulsifier, water, an organic solvent, a dispersant, an additive, a penetrating agent, a viscosifier and asphalt, and materials for preparing the upper sub-layer contain an emulsifier, water, an organic solvent, a dispersant, an additive, a penetrating agent, a viscosifier, an ultraviolet-resistant aging agent and asphalt. The construction method of the fog sealing layer material is a layered spreading method and comprises the following steps: mixing mixed liquor of the materials for preparing the lower sub-layer with a sand material to obtain a mixture, spreading the mixture on the asphalt pavement to form the lower water-penetration-preventing sub-layer, drying, spraying mixed liquor of materials for preparing the upper sub-layer on the lower water-penetration-preventing sub-layer, and spreading the sand material to form the upper anti-skidding wear-resisting sub-layer. The water-based reinforced type fog sealing layer material for the asphalt pavement, the preparation method and the construction method d of the water-based reinforced type fog sealing layer material for the asphalt pavement, disclosed by the invention, are used for pavement preventive maintenance, can improve the waterproof performance, anti-skidding performance, firmness and ultraviolet resistant aging performance, and are environmentally-friendly and economical.
Owner:CHANGAN UNIV

Air brick stacking manipulator system and control method

ActiveCN103832840AImprove beat matching problemsIncreased coherence of movementConveyorsStacking articlesBrickBarrel Shaped
The invention discloses an air brick stacking manipulator system and a control method. An air blank grabbing manipulator and an air brick stacking manipulator are integrated into a uniform connecting body through a portal frame foundation, after air bricks are grabbed by the air brick grabbing manipulator, the air bricks are transferred and carried subsequently by the air brick stacking manipulator, movement continuity is enhanced, working efficiency is substantially improved, the takt matching problem between two work procedures is solved, a lifting and swinging device of the whole small manipulator is integrated in a closed barrel-shaped structure, and the system is simple in structure, small in size, beautiful in appearance and convenient to mount in an inverted hanging mode; double-side supporting is formed by the large manipulator through an X-direction guide rail and a Y-direction guide rail on the two sides, and the problems that a traditional stacking manipulator is of a single stand column cantilever structure and is uneven in stress, and eccentric abrasion to the rails is caused are solved; both the two manipulators are installed in the inverted hanging mode, idle space in the portal frame space is utilized, the space utilization rate is high, and operation is not disturbed.
Owner:湖北成吉智能机械科技有限公司

Oil enhanced fog seal material for asphalt pavement and preparation method and construction method of oil enhanced fog seal material

The invention relates to the technical field of road maintenance and discloses an oil enhanced fog seal material for asphalt pavement and a preparation method and a construction method of the oil enhanced fog seal material. The fog seal material comprises a waterproof permeable lower sublayer and a non-slip wear-resistant upper sublayer, wherein the upper sublayer and the lower sublayer are respectively composed of emulsion materials and sand on the layers; the emulsion material on the lower sublayer contains petroleum asphalt, solvent oil, an oil penetrating agent, a tackifier and an additive; and the emulsion material on the upper sublayer contains petroleum asphalt, solvent oil, an oil penetrating agent, a tackifier, an additive and an ultraviolet aging-resistant agent. The construction method of the fog seal material refers to a layered spreading method, namely mixing the emulsion material and sand on the lower sublayer and then spreading the mixture on the asphalt pavement so as to form the waterproof permeable lower sublayer, spraying the emulsion material on the upper sublayer on the waterproof permeable lower sublayer after drying, and spreading the sand so as to form the non-slip wear-resistant upper sublayer. The fog seal material disclosed by the invention is used for preventive maintenance of roads, and the water resistance, skid resistance, firmness and ultraviolet aging resistance of the pavement can be improved.
Owner:CHANGAN UNIV
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