Patents
Literature
18results about How to "Guaranteed construction effect" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Acrylic acid modified organic silicon polymer, solventless coating and preparation method of acrylic acid modified organic silicon polymer
The invention relates to the technical field of modified organic silicon coatings, and discloses an acrylic acid modified organic silicon polymer, a solventless coating and a preparation method thereof.The acrylic acid modified organic silicon polymer is prepared from, by mass, 300 parts of polysiloxane, 100 parts of acrylic acid monomers and 1-2 parts of initiator; the polysiloxane is prepared by mixing alpha, omega-hydroxyl-terminated polymethylsiloxane and alpha, omega-hydroxyl-terminated poly (methyl-methyl vinyl) siloxane according to a mass ratio of (8 to 9): (1 to 2). The coating containing the organic silicon polymer is prepared from the following components in parts by mass: 260 parts of acrylic acid modified organic silicon polymer, 40 to 60 parts of alpha, omega-terminated methoxy polydimethylsiloxane, 5 to 10 parts of fumed silica, 15 to 25 parts of talcum powder, 40 parts of pigment paste, 25 to 30 parts of cross-linking agent, 10 to 20 parts of chain extender, 2.5 to 5 parts of A type coupling agent, 2.5 to 5 parts of B type coupling agent and 0.2 to 0.5 part of catalyst. The coating has the advantages of being environmentally friendly, high in strength, low in viscosity and suitable in surface drying time; the viscosity is below 1200 mpa.s, the tensile property of a corresponding coating is not lower than 3.8 MPa, and the surface drying time is within 45 min.
Owner:CHENGDU GUIBAO SCI & TECH
Cable truss
ActiveCN117145123BSolving Design ChallengesEnhance the rationality of the forceBuilding roofsForce measurement by measuring optical property variationCable netMechanical engineering
A cable truss, including upper chord cable, lower chord cable, cable clamp, cable clamp support arm, cable end connecting block; the two ends of the cable clamp support arm are respectively provided with a cable clamp, the cable clamp is a cylindrical structure as a whole, which is composed of upper spiral body, middle spiral body and lower spiral body, the joint of the upper spiral body and the middle spiral body is provided with an upper chord cable through hole, and the joint of the middle spiral body and the lower spiral body is provided with a lower chord cable through hole; a plurality of telescopic locking pin shafts are arranged in the upper spiral body and the lower spiral body in the vertical direction, the middle spiral body is provided with locking pin shaft insertion holes corresponding to the locking pin shafts, and the locking pin shafts are inserted and matched with the locking pin shaft insertion holes. The application solves the design problem of the cable net node, reduces the adverse effect of the unbalanced force between the cable nets on the overall structure, increases the force rationality of the node and the safety of the whole cable net, reduces the processing and manufacturing cost and the construction difficulty, and can be applied to the "sky round place" structure of the "Dream of Red Mansions" drama fantasy garden engineering.
Owner:CHINA CONSTR FIRST BUREAU GRP NORTH CHINA CONSTR CO LTD +1
Double-layer wood formwork cast-in-place arc-shaped beam construction method
ActiveCN119616208AReduce cost inputreduce construction costsForms/shuttering/falseworksAuxillary members of forms/shuttering/falseworksShaped beamArchitectural engineering
The invention discloses a double-layer wood formwork cast-in-place arc-shaped beam construction method. The method comprises the following steps that S1, a formwork support is prefabricated; s2, formwork supports are installed, wherein the formwork supports are arranged into two sets in the length direction of the arc-shaped beam; s3, lower-layer wood formworks are laid, and the two ends, in the length direction, of each lower-layer wood formwork are attached to and fixed to the corresponding formwork mounting plates of the formwork supports on the corresponding sides correspondingly; s4, upper-layer wood formworks are laid, specifically, the upper-layer wood formworks are laid between every two adjacent lower-layer wood formworks in the step S3, and the edges of the two transverse ends of each upper-layer wood formwork are fixedly connected with the transverse outer side edges of the two corresponding lower-layer wood formworks; s5, side formworks are installed; s6, pouring is conducted, and the upper-layer wood formwork naturally deforms to form a smooth arc shape at the break point structures by means of the dead weight of concrete; by means of the double-layer wood formwork cast-in-place arc beam construction method, the construction cost can be reduced, and the construction effect is guaranteed to a certain degree.
Owner:CHINA METALLURGICAL CONSTR ENG GRP
High-pressure jet grouting construction method for concrete dam diaphragm wall
PendingCN119392712AImprove construction progressshorten the timeData processing applicationsWall damsAbutmentGeotechnical engineering
The invention discloses a high-pressure jet grouting construction method for a concrete dam diaphragm wall, and belongs to the technical field of concrete dams. Comprising the following steps: S1, determining an anti-seepage wall method; s2, determining the position of an anti-seepage wall; s3, an anti-seepage wall optimizing procedure is carried out; and S4, connection treatment of the anti-seepage wall is conducted. Whether the diaphragm wall method is feasible or not is determined through a series of operations; when the seepage gradient does not meet the requirement, the seepage gradient is reduced by prolonging the seepage path; the position of the diaphragm wall is optimized, and the diaphragm wall is moved to the upstream side of the dam body; the dam body and the diaphragm wall are constructed at the same time and do not interfere with each other, and the construction progress is accelerated; the anti-seepage wall abutment cap is poured firstly, then the high-pressure-spraying anti-seepage wall is constructed, the platform excavation time and the secondary backfilling time are saved, the construction cost is saved, and the construction period is shortened.
Owner:CHINA HYDROPOWER ELEVENTH ENG BUREAU (ZHENGZHOU) CO LTD +1
Pavement anti-skid grain extrusion equipment for road construction
The invention relates to the technical field of road construction engineering equipment, in particular to road surface anti-skid grain extrusion equipment for road construction, and solves the problem that existing embossing equipment is poor in embossing effect. The road surface anti-skid grain extrusion equipment comprises an embossing roller and a bearing part, the bearing part is provided with a bearing support, and the embossing roller comprises a roller body of a hollow structure and a roller shaft; a plurality of embossing plates for forming lines are uniformly arranged on the outer surface of the roller body, and the two ends of the roller shaft are rotatably arranged on the bearing bracket; the two ends of the embossing roller are provided with driven downward pressing mechanisms, each driven downward pressing mechanism comprises a fixed downward pressing rod and a plurality of guide protruding blocks arranged at the two axial ends of the roller body, the lower end of each downward pressing rod is provided with a rolling wheel, and the guide protruding blocks are located at the two ends of each embossing plate; a shock absorber is arranged between the roller shaft and the bearing bracket; when the embossing roller rotates, the rolling wheels on the lower pressing rod make contact with the guide protruding blocks in an intermittent mode so as to exert lower pressing force on the roller body.
Owner:福建第一公路工程集团有限公司
Movable joist barrow for mounting prefabricated guardrail
ActiveCN222374226UEasy to installGuaranteed construction effectBase supporting structuresBraking devices for hoisting equipmentsStructural engineeringControl theory
The utility model relates to a movable joist barrow for mounting a prefabricated guardrail, and belongs to the technical field of highway construction equipment. The utility model discloses a movable truss vehicle for mounting a prefabricated guardrail. The movable truss vehicle comprises a main vehicle walking mechanism, a crown block walking mechanism arranged on the main vehicle walking mechanism and a lifting mechanism arranged on the crown block walking mechanism, the main vehicle walking mechanism longitudinally walks in the road direction; the crown block walking mechanism transversely walks on the main vehicle walking mechanism; the lifting mechanism walks on the crown block walking framework in a fine adjustment mode. According to the prefabricated guardrail hoisting device, the prefabricated guardrail can be mechanically hoisted and installed, the working efficiency is improved, the prefabricated guardrail can be accurately installed at a preset position through accurate adjustment of transverse movement and longitudinal movement, and the construction effect is guaranteed.
Owner:GUIZHOU TONGREN REGION ROADS & BRIDGES ENG CO +1
Indoor top supporting net rack suspended ceiling conversion structure
The utility model relates to the technical field of building construction, and discloses an indoor top supporting net rack suspended ceiling conversion structure which comprises a longitudinal conversion rod, a connecting plate is arranged on one side of the top end of the longitudinal conversion rod, a connecting bolt is arranged on the connecting plate, and the connecting bolt is connected with a net rack bolt ball on a supporting net rack; a horizontal conversion rod is arranged at the bottom of the longitudinal conversion rod, a hanging rod is arranged at the bottom of the horizontal conversion rod, a keel hanging piece is connected to the bottom of the hanging rod, and a light steel keel is arranged on the keel hanging piece; the structure is simple, construction is safe and reliable, the problem that the ceiling joist, the electromechanical pipeline and related equipment are inconvenient to construct on the net rack is effectively solved, and meanwhile the construction effect is guaranteed.
Owner:THE CONSTR DECORATION OF CHINA CONSTR NO 7 ENG BUREAU
A high-efficiency leveling and defoaming mechanism for self-leveling mortar
ActiveCN117287016BGuaranteed construction effectreduce air pressureSolid waste managementBuilding constructionsMortarVacuum pump
This invention discloses a high-efficiency leveling and defoaming mechanism for self-leveling mortar, comprising a main body with an installation groove, wheels on the lower ends of both sides of the main body, a cover within the installation groove that slides within the groove, a first automatic telescopic rod at the upper end of the cover connected to the installation groove, a vacuum pump at the upper end of the cover with an air inlet connected to an air pipe, and a barometer inside the cover, a sealing ring at the lower end of the cover, and a control panel at the upper end of the main body. In this invention, the cover is pushed downwards by the first automatic telescopic rod, covering the self-leveling mortar laid on the ground. The sealing ring creates a relatively sealed environment. The vacuum pump operates to remove air from inside the cover, reducing the air pressure. As the air pressure decreases, air bubbles in the mortar expand, float to the surface, and burst, effectively removing air bubbles from the self-leveling mortar and ensuring the construction effect of the self-leveling mortar.
Owner:娄城环保(苏州)有限公司
A high-strength waterproof concrete special efficient mixing equipment
ActiveCN224408017UMeet production needsAvoid Stirring Dead AngleArchitectural engineeringCement paste
The utility model relates to waterproof concrete technical field discloses a kind of high-strength waterproof concrete special efficient mixing equipment, including mixing drum, the inside of the mixing drum is provided with stirring mechanism, the stirring mechanism is used to stir cement, the bottom right side of the mixing drum is provided with discharge mechanism, the discharge mechanism is used to discharge cement, the top of the mixing drum is fixedly connected with mounting frame board, the top of the stirring mechanism is provided with telescopic mechanism, the top left side of the mounting frame board is provided with water inlet mechanism.In the utility model, when the installation rotating block drives extension rod and stir bar rotate, the broken stirring column breaks up high-hardness aggregate agglomeration, the helical stirring cage cooperates with stirring blade to form three-dimensional stirring field, so that cement paste, aggregate and admixture are fully mixed under the action of centrifugal force and friction force, to ensure that the problem of insufficient stirring intensity and uneven dispersion is effectively solved, to meet the production needs of high-strength materials.
Owner:WUHAN ZHONGYANGMING BUILDING MATERIALS CO LTD
A kind of aerial operation robot and operation method thereof
The present invention relates to the field of intelligent robot technology, and in particular to a high-altitude working robot and its operation method, which includes a robot body and a manipulator, a rotating mechanism is arranged at the top of both ends of the robot body, the output shaft of the rotating mechanism vertically penetrates the robot body downward and is connected to a longitudinal telescopic mechanism, the manipulator is arranged at the output end of the longitudinal telescopic mechanism, and a functional warehouse located between two manipulators is arranged on the robot body, an operating liquid cavity and at least one working roller are arranged in the functional warehouse, and the working roller is connected with the output shaft through a transmission assembly. The present invention moves the robot body across the raised steel structure between the tempered glass through the cooperation of the rotating mechanism and the longitudinal telescopic mechanism, completes the spraying operation in multiple areas, and greatly improves the work efficiency; in the process of spraying construction, the periodic rotation and feeding of the working roller can be executed by setting the program to ensure the construction effect of the working roller.
Owner:BEIJING DONGFANG HOWAIL IND EQUIP
Plateau tunnel waterproofing and drainage integrated construction device
PendingCN122407241AEliminate leakage hazardsreduce water permeabilityArchitectural engineeringHot melt
The application aims at the problem of long process connection time, and provides a highland tunnel waterproof and drainage integrated construction device, relating to the technical field of tunnel waterproof and drainage, comprising: a mobile trolley arranged along the longitudinal direction of the tunnel and provided with a walking mechanism at the bottom; a waterproof operation unit arranged at the front of the mobile trolley and comprising a waterproof plate winch mechanism, a hot melt welding mechanical arm and a grouting assembly, the waterproof plate winch mechanism is used for unwinding the waterproof plate, the hot melt welding mechanical arm is used for fixing the waterproof plate on the surface of the initial support of the tunnel, and the grouting assembly is used for injecting filling slurry between the waterproof plate and the initial support; the application realizes waterproof and drainage integrated construction, so that the waterproof layer and the drainage groove are constructed synchronously and seamlessly overlapped, and the leakage hidden danger of the joint caused by the separation of traditional processes is completely eliminated.
Owner:CHINA FIRST HIGHWAY ENGINEERING CO LTD +1
Hydraulic slip form device
ActiveCN119466290AExtension of timeEasy to assemble and disassembleForms/shuttering/falseworksAuxillary members of forms/shuttering/falseworksHydraulic cylinderClassical mechanics
Owner:FUJIAN XIANGYI MASCH MFG CO LTD
A vision-based walking adjustment method for indoor construction
ActiveCN114594762BGuaranteed construction effectClimate change adaptationVehicle position/course/altitude controlClassical mechanicsControl theory
The present invention discloses a vision-based indoor construction walking adjustment method, comprising the steps of: obtaining the ground inclination of the walking path using a visual detection algorithm, calculating the walking undulation line of each functional wheel; setting the working mode of each functional wheel using the walking undulation line; and adjusting the height of the support wheel to level the construction module of the construction robot. By using a visual detection algorithm to obtain the ground inclination of the walking path, calculating the walking undulation line of each functional wheel, setting the working mode of each functional wheel using the walking undulation line, and adjusting the height of the support wheel to level the construction module of the construction robot, the construction robot equipment moves smoothly, ensuring that the construction effect of the ceiling reaches the expected result.
Owner:DATA FOUNTAIN PTY LTD
An assembled composite wall panel with self-adaptive adjustment function and its installation process
The present application discloses an assembled composite wall panel with an adaptive adjustment function and an installation process thereof, which relates to the technical field of assembled wall panels. The composite wall panel comprises a wall panel body, four frames and four protective members; the wall panel body comprises an outer layer board, an inner layer board and a honeycomb board; the frame has a card slot inside; the frame has a cutting member in the card slot; the protective member has a portion to be cut; the portion to be cut has a groove to be cut; the installation process comprises the following steps: S1, snap fit; S2, apply adhesive; S3, staggered installation; S4, install the remaining composite wall panels. The present application can effectively reduce the construction difficulty and effectively improve the construction effect while ensuring a high construction efficiency of the wall panel.
Owner:CHINA CONSTR THIRD ENG BUREAU GRP CO LTD +2
Device for safely adding temporary plugging material into fracturing operation and using method thereof
PendingCN121853977AChange join pathavoid enteringFluid removalEqualizing valvesLine tubingBridge material
The invention discloses a device for safely adding a temporary plugging material into fracturing operation and a using method of the device, and belongs to the technical field of oil and gas field fracturing operation auxiliary devices. One end of the high-pressure manifold is connected to a wellhead connecting pipe; a hollow temporary storage container is arranged at the position, close to the wellhead connecting pipe, of the high-pressure manifold; a feeding box communicated with an inner cavity of the temporary storage container and a corresponding feeding switch are mounted on the temporary storage container; a blow-off pipe and a corresponding blow-off switch are arranged on the temporary storage container; the outlet side of the rear end of the temporary storage container is connected to the high-pressure manifold through a high-pressure connector. A rear-end switch is arranged on the high-voltage connector; the inlet side of the front end of the temporary storage container is detachably connected to an output pipeline of the pump truck through a low-pressure connector and a conveying pipeline. The low-voltage connector is also provided with a front-end switch; the problems that in the prior art, when a temporary plugging material is added in fracturing operation, the temporary plugging material is prone to sedimentation in a high-pressure manifold, and a pump truck is prone to pump clamping, pump burning or liquid leakage are effectively solved.
Owner:GUIZHOU WUJIANG SHALE GAS EXPLORATION CO LTD
Column type inspection pit structure
ActiveCN224134317UShorten on-site construction periodHigh positioning accuracyStrutsPillarsArchitectural engineeringStructural engineering
A stand column type inspection pit structure comprises a base and a plurality of prefabricated stand columns, a plurality of positioning parts are arranged on the upper side of the base at intervals, each prefabricated stand column is vertically connected to the upper side of the base through the corresponding positioning part, and fixing parts are connected to the peripheral faces, close to the upper ends, of the prefabricated stand columns. A first connecting piece is connected between every two adjacent fixing pieces in the length direction of the base, and a second connecting piece is connected between every two adjacent fixing pieces in the width direction of the base. The prefabricated stand columns are adopted for assembly, the site construction period of the stand columns can be effectively shortened, the construction efficiency is improved, and meanwhile the positioning precision of the stand columns can be improved by arranging the positioning pieces; by arranging the fixing pieces and the connecting pieces, the multiple stand columns can be hoisted at the same time, the installation efficiency of the stand columns can be improved, the height and the position of each stand column are adjusted before installation, and therefore the construction precision of the prefabricated stand columns is improved.
Owner:中铁建华南建设(广州)高科技产业有限公司 +1
A construction device for acrylic template of box culvert concrete
This invention discloses an acrylic formwork construction device for box culvert concrete, belonging to the field of box culvert construction technology. It includes an acrylic sheet for box culvert concrete, a steel formwork set under the acrylic sheet, and a vertical plate set under the steel formwork. A transverse telescopic support frame is formed by a series of parallel first connecting rods and parallel second connecting rods connected in a crisscross pattern. A guide rod is hinged to the lower end of the first connecting rod near the vertical plate, and the guide rod is slidably positioned within a vertical groove on the vertical plate. The upper end of the first connecting rod is hinged to the upper end of another set of second connecting rods. The upper end of the second connecting rod near the vertical plate is hinged to the vertical plate, and the lower end of the second connecting rod is hinged to the lower end of another set of first connecting rods. The middle of the same set of first and second connecting rods is hinged. The upper ends of both the first and second connecting rods are simultaneously hinged to a sliding column. This invention's device is convenient for construction and can improve the appearance quality of box culvert concrete.
Owner:CCCC THIRD HARBOR ENGINEERING CO LTD
Soft foundation gravel replacing and filling device
ActiveCN119593452Aprevent collapseImprove construction efficiencyMechanical machines/dredgersSoil preservationArchitectural engineeringExcavator
The invention relates to the technical field of foundation replacement and filling, in particular to a soft foundation gravel replacement and filling device. Comprising an excavator body, a walking mechanism is arranged at the bottom of the excavator body, a large arm and a large arm telescopic piece are hinged to the excavator body, a small arm and a small arm telescopic piece are hinged to the large arm, an excavator bucket and an excavator bucket telescopic piece are hinged to the small arm, and the excavator bucket is hinged to the excavator bucket telescopic piece. The excavator bucket is arranged in a fan shape, openings are formed in the two ends of an arc of the fan shape, and a partition plate is rotationally connected into the excavator bucket. According to the construction method, gravel filling can be conducted through the opening in one side, excavation of a soft soil layer is conducted through the opening in the other side, gravel backfilling, leveling and compacting can be conducted immediately after the soft soil layer is excavated, collapse in the excavation process is avoided, the construction efficiency is improved, and the construction effect is guaranteed. Through the ingenious structural design, excavation and backfilling are conducted synchronously, an efficient solution is provided for soft foundation treatment, the construction risk and cost are reduced, and the engineering quality is improved.
Owner:HUNAN CHANGKUN CONSTR CO LTD