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46results about How to "Will not affect the construction" patented technology
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Load box for testing open caisson with self-balancing method
The invention discloses a load box for testing an open caisson with a self-balancing method, which comprises a load box body, hydraulic oil cylinders, hydraulic oil pipes and a hydraulic loading device. The hydraulic oil pipes and the hydraulic loading device are connected with the hydraulic oil cylinders sequentially; the load box body comprises an upper annular steel plate, a lower annular steel plate, an outer annular baffle board and an inner annular baffle board, wherein the upper annular steel plate and the lower annular steel plate are vertically opposite, the inner annular baffle board and the outer annular baffle board are arranged on the inner sides and the peripheries of the upper annular steel plate and the lower annular steel plate respectively, and the inner annular baffle board and the outer annular baffle board form a closed box body with the upper annular steel plate and the lower annular steel plate. When the hydraulic oil cylinder is preloaded, the upper annular steel plate and the lower annular steel plate can vertically move respectively; the hydraulic oil cylinders are arranged in the load box, the bottoms of the hydraulic oil cylinders are fixedly connected to the upper annular steel plate, pistons of the hydraulic oil cylinders are contacted with the upper annular steel plate; and the load box for testing the open caisson with the self-balancing method further comprises displacement transferring devices for testing displacement of the upper annular steel plate and the lower annular steel plate. The load box is reliable, practical and economical.
Owner:SOUTHEAST UNIV
Sliding platform and construction method for separately mounting grid structures on high altitudes
ActiveCN106223595AMeet the requirements of continuous installationGood sliding safetyBuilding support scaffoldsOverhead craneIndustrial Factory
The invention discloses a sliding platform and a construction method for separately mounting grid structures on high altitudes. The sliding platform for separately mounting the grid structures on the high altitudes is arranged in an industrial factory building. The industrial factory building is provided with crane beams, and overhead crane tracks are arranged on the crane beams. The sliding platform for separately mounting the grid structures on the high altitudes comprises a grid structure type sliding platform, a scaffold operating platform and pulling equipment. The grid structure type sliding platform is slidably arranged on the overhead crane tracks via a plurality of sliding rollers; the scaffold operating platform is arranged on the upper surface of the grid structure type sliding platform; the pulling equipment is connected onto the grid structure type sliding platform, so that the grid structure type sliding platform can slide along the overhead crane tracks. The mounting quality of the grid structures, with bolt-sphere joints, of the industrial factory building can be sufficiently guaranteed, the time and labor can be saved, and the safety of staffs for constructing the grid structures on the high altitudes and the safety of construction staffs below the staffs can be guaranteed. The sliding platform and the construction method have the advantages of flexibility, convenience, speediness and low cost. Besides, merits can become obvious along with increase of ratios of the longitudinal lengths to the span of the grid structure.
Owner:CHINA IPPR INT ENG
Method for installing pipeline scaffold of steel roof equipment and rigid suspended scaffold
InactiveCN101775896AImprove structural rigidityImprove stabilityBuilding support scaffoldsIndustrial constructionArchitectural engineering
The invention discloses a method for installing a pipeline scaffold of steel roof equipment and a rigid suspended scaffold. The rigid suspended scaffold comprises a plurality of steel pipe upper trusses with same structures and a plurality of suspended scaffolds with same structures, wherein each steel pipe upper truss is built between at least two upper chords of a steel roof along the vertical running direction of an equipment pipeline, and the steel pipe upper trusses are connected with each other into a whole; each suspended scaffold is suspended and built below each steel pipe upper truss along the running direction of the equipment pipeline, and the length of a suspended overhead corridor formed by the longitudinal connection of the suspended scaffolds is the same as that of the corresponding equipment pipeline. In the invention, building floor type scaffolds is not needed, and high-performance special installing machinery is not needed, thereby saving construction period and cost. The invention is suitable for public buildings, such as long-spun sports and culture stadiums and the like, and equipment pipeline construction in the steel roofs of large-scale industrial buildings and the like.
Owner:ZHEJIANG UNIV +2
Observation method of foundation settlement based on liquid level difference
InactiveCN102620715AWill not affect the constructionRealize multi-point measurementMachines/enginesLevel indicatorsObservation methodFilling-in
The invention discloses an observation method of foundation settlement based on liquid level difference. A folding hose is buried in the foundation, and a liquid level sensor is placed in the hose and is led out through a lead wire to be connected with a liquid level observation instrument on one side of the foundation. One end of the hose is connected with a one-way valve and fixed on the surface of the foundation, the other end of the hose is connected with a liquid storage tank on one side of the foundation, and liquid is filled in the liquid storage tank. The liquid level sensor in the hose is utilized to measure the change of the liquid level difference, then the liquid level difference between a settlement point where the liquid level sensor is located and the liquid in the liquid storage tank can be converted out, and then the settling volume of the foundation can be calculated out. Additionally, after the measurement, the senor can be completely pulled back for recovery through a soft rope reserved in the hose. The observation method of the foundation settlement based on the liquid level difference is simple in structure, convenient in operation, accurate in measurement, capable of cyclically utilizing the liquid level sensor and low in monitoring cost.
Owner:HOHAI UNIV
Large roof grid structure assembling and installing method
ActiveCN104264999AGuaranteed stabilityLower requirementBuilding material handlingEconomic benefitsEngineering
The invention provides a large roof grid structure assembling and installing method, and belongs to the technical field of high-altitude and large-span grid structure installing methods. The method is used for assembling and installing a large roof grid structure. An operation platform is arranged outside a grid structure coverage area, grid structure assembling work is conducted on the operation platform, the assembled grid structure slides and is assembled through sliding rails, sliding power is provided through a hydraulic crawl device, and the grid structure can slide in place on the premise that the overall stability of the grid structure is kept. The large roof grid structure assembling and installing method is scientific and reasonable in design and easy and convenient to implement, construction quality is ensured, the construction speed is increased, various construction and production activities in the grid structure coverage area can not be influenced, and the method has remarkable economic benefits and general popularization value.
Owner:河北大河邯钢设计院有限公司
Trackless self-propelled platform truck for maintaining subway tunnel
ActiveCN110655015AWill not affect the constructionCushion the shockLifting devicesTunnelsIn vehicleControl system
The invention discloses a trackless self-propelled platform truck for maintaining a subway tunnel. The trackless self-propelled platform truck comprises a mechanical system, a control system, a hydraulic system and a power system, wherein the mechanical system comprises a running gear, a main bearing platform, a fixed operating platform, a lifting operating platform, a telescopic operating platform, a support device, a vehicle-mounted equipment platform and a self-aligning mechanism, wherein the two ends of the main bearing platform and the fixed operating platform are in sliding fit with thetelescopic operating platform; the support device is connected with the telescopic operating platform; the vehicle-mounted equipment platform is used for placing vehicle-mounted equipment; the self-aligning mechanism is arranged below the vehicle-mounted equipment platform; the control system comprises a PLC; the PLC is mounted on the main bearing platform; the hydraulic system comprises a hydraulic actuating element; the hydraulic actuating element is mounted on the self-aligning mechanism; the input end of the hydraulic actuating element is connected with the PLC; and the power system is electrically connected with the hydraulic system and the control system. The trackless self-propelled platform truck can safely move and carry out maintaining operation in different subway tunnel diameters.
Owner:SINOHYDRO BUREAU 7 CO LTD +1
Combined concentrative and scattered waterproof and drainage system for central dividing strip of highway
PendingCN106759778AMeet waterproof and drainage needsAchieve harmonySewage drainingGeomembraneEngineering
The invention discloses a combined concentrative and scattered waterproof and drainage system for a central dividing strip of a highway. The system comprises a longitudinal upper drainage channel dug according to the central dividing strip design width, a longitudinal lower drainage channel is formed through a groove formed through concave masonry of the center portion of the longitudinal upper drainage channel, and the side wall and bottom wall surfaces of the longitudinal upper drainage channel and the longitudinal lower drainage channel are paved with cutoff water geomembrane; the bottom of the longitudinal lower drainage channel filled with gravel is provided with a longitudinal aqueduct with a water inlet in an embedded mode, and a permeable soil layer with vegetation covers the interior of the longitudinal upper drainage channel; transverse drainage channels connected with the longitudinal aqueduct are arranged below roadbeds of up and down lanes at intervals; transverse drainage culverts communicated with up and down lane outer side drainage pipe networks are formed in the middle of the geology layer below the transverse drainage channels in a spaced mode, and the upper end of a water-collecting well with the bottom communicated with the transverse drainage culverts extends to the permeable soil layer covering the longitudinal upper drainage channel. The system is simple in structure and can meet the waterproof and drainage requirements of the central dividing strip with the width being 8 m or above.
Owner:中铁七局集团有限公司勘测设计研究院
Rigid wall connection part of scaffold
ActiveCN105604311AEasy to set upImprove structural strengthScaffold accessoriesConcrete beamsRigid wall
The invention discloses a rigid wall connection part of a scaffold. The rigid wall connection part comprises a scaffold straight barrel, wherein a fixed plate is arranged at one end of the scaffold straight barrel; the scaffold straight barrel is vertical to the fixed plate; a nut is arranged on the inner side of the fixed plate; the nut and an inner hole of the scaffold straight barrel are concentric; and the nut is internally provided with a thread connection rod which extends to the outer side of the fixed plate. With the adoption of the manner, according to the rigid wall connection part of the scaffold, a hole is drilled in a side face of a concrete beam, and one end of the thread connection rod is fixed in the hole by using glue; the scaffold straight barrel is rotated, and the fixed plate is stuck and fixed onto the side face of the concrete beam by virtue of the matching of the nut and the thread connection rod; the scaffold straight barrel extends outwards in a manner of being vertical to the fixed plate, so that the scaffold is convenient to erect, the structure strength is high and the safety is guaranteed; and the construction cost is reduced, and the construction and quality of a wall surface are not influenced.
Owner:SHAZHOU PROFESSIONAL INST OF TECH
Automatic air supplying device for manual hole digging pile well
ActiveCN110056386AReduce safety incidentsAvoid wastingTunnel/mines ventillationLaddersGas detectorEngineering
The invention provides an automatic air supplying device for a manual hole digging pile well. The automatic air supplying device comprises air supplying equipment, air draft equipment, a ventilation pipeline, a well interior fixing plate, a ground fixing support, well interior fixing supports, a gas detector and a control background; the ventilation pipeline is divided into an air supplying pipeline and an air draft pipeline, and the gas detector is arranged on one side of an air outlet of the air supplying pipeline; the well interior fixing plate is vertically fixed to the well wall, and themultiple well interior fixing supports are arranged on the well interior fixing plate; the ventilation pipeline is in a 7 shape constituted by a horizontal section and a vertical section, the horizontal section is fixed to the ground through the ground fixing support, and the vertical section is fixed to the well interior fixing plate through the well interior fixing supports; and down-hole poisonous and harmful gas can be monitored in real time through the ventilation pipeline and the gas detector, when the poisonous gas exceeds the standard or the well interior air quality does not reach thestandard, gas exchanging can be quickly and circularly conducted in the well, and occurrence of safety accidents caused by the fact that the poisonous and harmful gas exceeds the standard is effectively reduced.
Owner:CHONGQING UNIV +1
Steel-plastic conversion joint for heavy anti-corrosion fuel gas and manufacturing method thereof
PendingCN107956949AReduce the number of settingsUnaffected by diameter changesNon-macromolecular adhesive additivesCorrosion preventionInterference fitPipe fitting
The invention relates to a steel-plastic conversion joint for heavy anti-corrosion fuel gas. The steel-plastic conversion joint is characterized in that a pipe body front insertion section is insertedinto a large-diameter pipe section, and the outer wall of the pipe body front insertion section is in interference fit with the inner wall of the large-diameter pipe section; a right end surface of the large-diameter pipe section abuts against a left end surface of a pipe body middle limiting section; multiple annular barb structures are arranged on the outer wall of a front section and a middlesection of the pipe body front insert section at equal intervals; a first annular sealing groove is formed in the outer wall of a tail section of the pipe body front insertion section, and a first sealing ring is installed in the first annular sealing groove; a second sealing ring is arranged between an end face of a small-diameter pipe section of a polyethylene plastic pipe and an end face of thepipe body front insertion section of a metal lining part, and a second sealing groove used for containing the second sealing ring is formed in the end face of the pipe body front insertion section; and the small-diameter pipe section is sleeved with a metal outer sleeve pipe. The steel-plastic conversion joint has the beneficial effects of being more excellent in anti-corrosion effect and capableof perfectly realizing the same service life as a polyethylene pipeline.
Owner:SHANDONG DONGHONG PIPE IND
Connecting node of square steel pipe column, H-shaped steel beam and L-shaped ribbed plate
InactiveCN102359192AAdd out-of-plane deformationSimple structureBuilding constructionsSheet steelButt joint
The invention relates to a connecting node of a square steel pipe column, an H-shaped steel beam and an L-shaped ribbed plate. The node is simple in structure, convenient to construct and is free of affecting to pour concrete in the square steel pipe column. The connecting node comprises the square steel pipe column, the H-shaped steel beam and the L-shaped ribbed plate, wherein two limbs of the L-shaped ribbed plate are respectively in butted joint with the upper flange and the lower flange of the H-shaped steel beam and connected with a wall plate of the square steel pipe column. The width B of the flange of the H-shaped steel beam 1 is twice the sum of the lengths b1 of the limbs of the L-shaped ribbed plate in butted joint with the H-shaped steel beam 1. The square steel pipe column comprises a cold bending rectangular square steel pipe column and a hot rolled square column; and the H-shaped steel beam comprises an H-shaped hot rolled steel beam and an H-shaped welded steel beam. The connecting node of the square steel pipe column, the H-shaped steel beam and the L-shaped ribbed plate in the invention adopts a measure of additionally arranging stiffening ribs outside to replace inner partition plates, and the L-shaped ribbed plate can transfer tension and pressure of the flanges of the beam to the wall of the square steel pipe column, so that the deformation outside a plane of the node is increased. Meanwhile, the problem of construction difficulty in installing the inner partition plates can also be avoided.
Owner:SHENYANG JIANZHU UNIVERSITY
Expansion type anchor rod device
The invention discloses an expandable anchor device, which is provided with an expandable outer casing (1), a nut (6) and a tensioned anchor rod (4), wherein: the two ends of the expandable outer casing (1) are provided with openings (3), after the tension anchor rod passes through, the expansion overcoat (1) and the tension anchor rod are fixed together by the nut (6). The invention has the advantages of simple construction, good embedding effect with rock mass, and remarkable engineering benefit.
Owner:WUHAN UNIV OF TECH
Power telegraph pole erecting device
InactiveCN111927193AImprove mobilityWill not affect the constructionTowersElectric machinerySlide plate
Owner:STATE GRID SHANDONG ELECTRIC POWER CO PINGYUAN POWER SUPPLY CO
Bidirectional telescopic cable bridge and use method thereof
InactiveCN113889933ASame widthSame depthElectrical apparatusVibration suppression adjustmentsCable trayEngineering
The invention discloses a bidirectional telescopic cable bridge and a use method thereof, and belongs to the technical field of cable bridges. The bidirectional telescopic cable bridge comprises a telescopic bridge main body, a telescopic cover plate covers the top of the telescopic bridge main body, a hinge is arranged between the telescopic bridge main body and the telescopic cover plate, an elbow is inserted into one side of the telescopic bridge main body, and a plurality of clamping plates are arranged in the telescopic bridge body at equal intervals; partition plates are inserted into the clamping plates, and mounting grooves are formed in the attached positions of the partition plates and the clamping plates in the width direction of the partition plates and the clamping plates. The bidirectional telescopic cable bridge is composed of the first bridge, the adjusting frame, the buffer frame and the second bridge, so that bidirectional free adjustment can be performed, compared with an existing bidirectional bridge, the adjusting length is longer, fine adjustment during assembly is more facilitated, the telescopic cover plate can prevent dust and can synchronously contract along with the telescopic bridge body, and the internal space of the telescopic bridge main body can be divided through the partition plates, so effective distinguishing is realized.
Owner:江苏汉兴电气有限公司
Modified polyurethane bonding agent and preparation method thereof
ActiveCN109401717AEasy to makeWide variety of sourcesNon-macromolecular adhesive additivesPolyureas/polyurethane adhesivesPolyolAntioxidant
The invention provides a modified polyurethane bonding agent and a preparation method thereof. The modified polyurethane bonding agent is prepared from an ingredient A and an ingredient B, wherein theingredient A is prepared from the following raw material ingredients in parts by mass: 30 to 70 parts of polyether polyol, 0 to 5 parts of anti-settling agents, 1 to 10 parts of plasticizers A, 0 to40 parts of filling materials A, 5 to 20 parts of isocyanate, 0.01 to 0.1 part of catalysts, 0 to 0.5 part of antioxidants and 0 to 0.5 part of light stabilizing agents; the ingredient B is prepared from the following raw materials in parts by mass: 10 to 30 parts of plasticizers B, 0 to 0.5 part of emulsifiers, 0 to 5 parts of water, 20 to 50 parts of filling materials B and 0.5 to 5 parts of prepolymers; the mass ratio of the ingredient A to the ingredient B is 1:(0.5 to 5). The bonding agent provided by the invention can provide sufficient long post bonding time, and the large-area sheet material and coiled material bonding construction is facilitated.
Owner:JIANGMEN CHANGHE CHEM IND GRP
High temperature-resistant corrosion-resistant cement gum and construction method thereof
ActiveCN103833390AImprove anti-corrosion performanceImprove corrosion resistanceSilicic acidAluminium hydroxide
The invention discloses high temperature-resistant corrosion-resistant cement gum and a construction method thereof. The high temperature-resistant corrosion-resistant cement gum comprises a component A and a component B. A ratio of the component A to the component B is 18-23: 0.8-1.2. The component A is a high temperature-resistant corrosion-resistant polymer and comprises 38.0-47.2wt% of silica gel, 8.8-10.3wt% of silicone oil, 2.1-3.9wt% of fumed silica, 1.8-2.7wt% of activated zinc oxide, 11.8-14.5wt% of active silica micropowder, 3.5-5.2wt% of precipitated silica, 12.0-13.5wt% of active aluminum hydroxide micropowder, 3.3-5.3wt% of glass-ceramic powder and 5-7.5wt% of diatomite. The component B is a coagulator and comprises 30-35wt% of silicone oil and 65-70wt% of tetrapropoxysilane. The high temperature-resistant corrosion-resistant cement gum has high temperature resistance, can prevent corrosion produced by various acid and alkali mediums and has good tensile strength and excellent penetration resistance.
Owner:TONGZHENG ENVIRONMENT PROTECTION GRP CO LTD
Speed difference falling protector provided with reverse locking mechanism and used for high-altitude operation of electric power iron tower
The invention relates to the technical field of falling prevention, in particular to a speed difference falling protector provided with a reverse locking mechanism and used for high-altitude operation of an electric power iron tower. The falling protector comprises an anti-falling device and an ascending device arranged on the side edge of the anti-falling device, and the anti-falling device comprises a shell and a mounting disc. In the speed difference falling protector provided with the reverse locking mechanism and used for the high-altitude operation of the electric power iron tower, by arranging a driving part, when an operator is in a suspended state, the driving part is pulled, and the driving part drives a rotating plate to rotate through a rotating disc. The rotating plate drives the mounting disc to rotate through a rotating ring, the mounting disc rotates to wind a connecting rope, then the operator is driven to ascend, thus the operator does not need to wait for rescue workers, time is saved, and the problems that when the operator falls for a long distance, the operator is far away from the iron tower due to the long falling distance, a current falling protector cannot achieve the rising effect, as a result, the operator cannot grasp the iron tower on the top, and the working efficiency is reduced are solved.
Owner:DONGFANG ELECTRONICS
Stair tread pouring formwork
InactiveCN103669843AAvoid splashing downstairsConducive to inflowForms/shuttering/falseworksArchitectural engineeringTreadle
The invention relates to the technical field of construction engineering, in particular to a stair tread pouring formwork which comprises a formwork pouring and forming tread. Two drainage channels are symmetrically formed in the upper surface of the tread, and flow guide grooves are formed in two sides of the tread. According to the technical scheme, the stair tread pouring formwork has the advantages that water accumulation and influence of drainage on construction can be prevented.
Owner:CHONGQING ZHIRUIDE TECH
Multi-point adjustable energy-saving lighting system for building construction
ActiveCN111735010AWill not affect the constructionEasy to cleanPhotovoltaic supportsLighting support devicesEnergy efficient lightingElectric machine
The invention discloses a multi-point adjustable energy-saving lighting system for building construction. The system comprises a mounting plate with a sensing control device; a vertically-arranged T-shaped mounting groove is formed in the top of the mounting plate; an assembling plate is arranged in the T-shaped mounting groove; a control rod is rotatably connected to the assembling plate; a photovoltaic device is arranged on the control rod; a motor is arranged in the assembling plate; and a recycling device is arranged on the outer side wall of the output end of the motor. The motor is controlled to rotate positively and negatively according to sunrise and sunset time; therefore, folding and unfolding of the illuminating lamp and the photovoltaic panel are realized; it is ensured that the illuminating lamp is in a stored state in the daytime; the construction of a construction site in the daytime is not affected; it is guaranteed that the photovoltaic panel is in a folded state at night; dust on the photovoltaic panel can be effectively removed in the folding and unfolding process of the photovoltaic panel; the influence of the dust on the construction site on the photovoltaic panel is avoided; the working time limit is shortened; the service life of equipment is prolonged; and the project cost is saved.
Owner:黑龙江省建筑安装集团有限公司
A hoisting device and hoisting method for external transportation of super high-rise buildings
The invention provides hoisting equipment and a hoisting method for external transportation of a super high-rise building. The hoisting equipment comprises mast lifting devices arranged pairwise; each mast lifting device comprises a fixed mast, an amplitude variable mast, a mast base, a hoisting connecting device, an amplitude variable adjustment hoist, an indoor traction hoist and a winch. The hoisting equipment is mounted, the winches are started to hoist a heavy object to an operation floor and to a place above the ground level of the operation floor, hand chains of the amplitude variable adjustment hoists are pulled, the amplitude variable masts are driven to rotate in the indoor direction and change amplitudes and drive the heavy object to move to the interior, after the gravity center of the heavy object is transferred to the interior, the heavy object is fixedly connected with the indoor traction hoists, hand chains of the indoor traction hoists are pulled and the heavy object is completely transferred to the interior, jack-up hoisting ropes are dismounted, and the heavy object is transported to other positions of the operation floor through a carrying tankette. The hoisting equipment is simple in structure, and can meet the hoisting requirements of floors at different heights and equipment in different sizes, particularly on the working condition that an outdoor site is narrow, the cost is saved, and the construction schedule is accelerated.
Owner:中建五局安装工程有限公司
Pulse type grouting machine and double-liquid grouting construction method
PendingCN111719561AIncreased underwater dispersion resistanceImprove mobilityBallastwayFoundation engineeringRailway tunnelEngineering
The invention provides a pulse type grouting machine and a double-liquid grouting construction method. The quincuncial pile type is adopted to arrange grouting holes; grouting is carried out on one point of a central area; grouting is dense without a dead angle, the grouting effect is excellent, the grouting pressure is low, and the grouting efficiency is high; and a cabin is unlikely to be blocked on the condition that the condensation rate of mixed slurry is higher. High and low pressure peak load shifting grouting of the pulse type grouting machine is used to realize premixing; secondary mixing in a mixing pipe and third-time in-depth mixing of a vibrator are realized; the grouting speed is controllable; and on the condition that the slurry is excellent in underwater dispersity resistance and high in cohesiveness, the mixing efficiency and the uniform degree are improved. A A-component single fluid and a B-component signal fluid are designed; the single fluid components can work fora long time; when the double fluid is mixed, the underwater dispersity resistance is high, the condensation and hardening rate is high, and the underwater rapid repairing demand of a railway tunnel foundation disengaging area is met; double-liquid grouting does not affect construction due to pipe blocking caused by excessively high condensation rate. The proportion of the component A and the component B can be controlled to adjust the working time of the mixed slurry.
Owner:RAILWAY ENG RES INST CHINA ACADEMY OF RAILWAY SCI +1
Building under construction
A building under construction comprises a construction hoist arranged beside the building under construction. The construction hoist comprises a guide rail bracket and an elevator. The construction hoist is provided with a descending prevention system which comprises a rope grasping device and a security rope. The rope grasping device is fixedly mounted on the elevator of the building hoist, and one side of the security rope extends out of a descent control device or a reducer or a spring mechanism or a damper or a fixed end. The security rope includes a section arranged in a manner of extending from the upper side of the elevator to the lower side of the elevator and is fixed at the proper position under the elevator, and the security rope can be fastened through the rope grasping device.
Owner:吴旭榕
A multi-point adjustable energy-saving lighting system for building construction
ActiveCN111735010BWill not affect the constructionEasy to cleanPhotovoltaic supportsLighting support devicesEnergy efficient lightingElectric machine
The invention discloses a multi-point adjustable energy-saving lighting system for building construction, which includes a mounting plate with a sensor control device, a vertically arranged T-shaped mounting groove is opened on the top of the mounting plate, and an assembly assembly is arranged in the T-shaped mounting groove. The assembly board is rotatably connected with a control rod, the control rod is provided with a photovoltaic device, the assembly board is provided with a motor, and the outer wall of the output end of the motor is provided with a recovery device. The invention controls the forward and reverse rotation of the motor according to the time of sunrise and sunset, thereby realizing the folding and opening of the lighting lamp and the photovoltaic panel, ensuring that the lighting lamp is in the storage state during the day, and will not affect the construction of the construction site during the day, ensuring that the photovoltaic panels The panel is in the folded state at night, and the dust on the photovoltaic panel will be effectively cleaned during the process of folding and opening the photovoltaic panel, avoiding the impact of construction site dust on the photovoltaic panel, and reducing the working time limit, making the equipment The service life is increased and the project cost is saved.
Owner:黑龙江省建筑安装集团有限公司
Emergency tower descending device of tower crane
PendingCN112408222ANo additional facilities will be addedEasy to installCranesArchitectural engineeringStructural engineering
The invention provides an emergency tower descending device of a tower crane. The emergency tower descending device comprises an emergency oil drainage channel and an emergency valve, wherein one endof the emergency oil drainage channel communicates with a high-pressure volume cavity in a jacking oil cylinder, and the other end of the emergency oil drainage channel communicates with an H port ofa pump station; and the emergency valve is arranged on the emergency oil drainage channel to prevent high-pressure oil in the high-pressure volume cavity in the jacking oil cylinder from flowing intoan oil tank through the emergency oil drainage channel and the H port of the pump station under the non-emergency situation. According to the emergency tower descending device, the emergency oil drainage channel is arranged, and the emergency valve arranged on the emergency oil drainage channel is utilized, so that the oil in the jacking oil cylinder can be drained in emergency circumstances.
Owner:广汉市正诚液压机械制造有限公司
An electric pole pole device
InactiveCN111927193BImprove mobilityWill not affect the constructionTowersDrive shaftElectric machinery
The invention discloses a pole device for electric poles, which comprises a support platform, a connecting rod is installed on the side of the support platform, a universal wheel is installed on the bottom of the support platform, and a first Limiting frame, the side of the slide bar is equipped with an overturning plate, the top of the overturning plate is equipped with a support rod, the side of the overturning plate is equipped with a third movable rod, and the side of the third limiting frame is installed with Skateboard, a transmission block is installed on the side of the slide plate, a conveyor belt is installed through the side of the transmission block, a motor is installed on the left side of the transmission shaft, and a support column is installed on the right side of the transmission shaft, and the The setting of the tightening device, when the pole is erected, only need to place the electric pole in the clamp ring, and then under the action of the hydraulic rod, the first transmission rod will pass the first movable rod and the second movable rod to make the clamp ring form a clamping structure , so as to fix the pole.
Owner:STATE GRID SHANDONG ELECTRIC POWER CO PINGYUAN POWER SUPPLY CO
A kind of magnetic butyl damping composite material for vehicle and its preparation method
Owner:WUHU HAICHENG RUBBER & PLASTIC
An adjustable anti-shake mobile platform and its installation method
ActiveCN106049848BSmall footprintImprove bearing capacityBuilding support scaffoldsBraced frameArchitectural engineering
Owner:SHANGHAI INSTALLATION ENG GRP
Rectangular concrete column-H-shaped beam composite ring plate type connecting joint and connecting method
PendingCN113356354ADoes not hinder the watering processReliable power transmissionBuilding constructionsShaped beamEngineering
The invention provides a rectangular concrete column-H-shaped beam composite ring plate type connecting joint and a connecting method, and belongs to the technical field of building construction design. the rectangular concrete column-H-shaped beam composite ring plate type connecting joint comprises a ring plate, the ring plate is arranged corresponding to an upper flange plate and a lower flange plate of an H-shaped steel beam, and the ring plate surrounds a rectangular steel pipe concrete column; annular connecting plates are arranged on the upper flange plate and the lower flange plate of the H-shaped steel beam and surround the rectangular concrete filled steel tubular column, and the annular connecting plates and the annular plates are arranged in parallel. According to the composite ring plate type connecting joint, it can be guaranteed that force transmission process between the rectangular steel pipe concrete column and the H-shaped steel beam is reliable, and construction can be facilitated.
Owner:CHINA NORTHWEST ARCHITECTURE DESIGN & RES INST CO LTD
Rigid suspended scaffold for installing pipeline of steel roof equipment
InactiveCN101775896BImprove structural rigidityImprove stabilityBuilding support scaffoldsFalseworkSpandrel
The invention discloses a method for installing a pipeline scaffold of steel roof equipment and a rigid suspended scaffold. The rigid suspended scaffold comprises a plurality of steel pipe upper trusses with same structures and a plurality of suspended scaffolds with same structures, wherein each steel pipe upper truss is built between at least two upper chords of a steel roof along the vertical running direction of an equipment pipeline, and the steel pipe upper trusses are connected with each other into a whole; each suspended scaffold is suspended and built below each steel pipe upper truss along the running direction of the equipment pipeline, and the length of a suspended overhead corridor formed by the longitudinal connection of the suspended scaffolds is the same as that of the corresponding equipment pipeline. In the invention, building floor type scaffolds is not needed, and high-performance special installing machinery is not needed, thereby saving construction period and cost. The invention is suitable for public buildings, such as long-spun sports and culture stadiums and the like, and equipment pipeline construction in the steel roofs of large-scale industrial buildings and the like.
Owner:ZHEJIANG UNIV +2
Communication keeping structure of communication pipeline of highway monitoring system
ActiveCN112305699AWill not affect the constructionWill not affect normal operationOptical fibre/cable installationTelecommunicationsArchitectural engineering
The invention relates to a traffic-keeping structure of a communication pipeline of a highway monitoring system, which comprises an original road layer, a newly-built roadbed is arranged on one side of the original road layer, a first steel pipe is embedded in the newly-built roadbed, one end of the first steel pipe extends out of the newly-built roadbed, and a pine rod bracket is erected outsidethe newly-built roadbed; the pine rod bracket is erected between the main line optical cable and the newly-built roadbed, a branch line optical cable is arranged in the first steel pipe in a penetrating mode, and the branch line optical cable is connected with original toll station equipment and the main line optical cable. The structure has the effects of being simple in structure and not influencing roadbed construction.
Owner:胡维涛
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