40results about How to "Tight schedule" patented technology

The invention provides a solidification and stabilization method for mercury in mercury contaminants. The method includes the following steps that (1) mercury contaminant particles with the grain diameter not larger than 5 mm are mixed with soluble sulfide and water, and a first mixture is obtained; (2) the first mixture, cement and water are stirred and mixed, the stirring speed ranges from 20 r / min to 40 r / min, and a second mixture is obtained; and (3), after the second mixture is placed, the treated mercury contaminants are obtained. According to the method, the solidification effect of mercury in the contaminants is enhanced, the cement use amount is reduced on a large scale, the solidification capacity-increase ratio is small, and ready-made construction is rapid; and the leaching concentration of mercury after solidified bodies are stabilized for a long time is low, the mechanical strength of the solidified bodies can meet the requirements of ordinary road paving, and the solidification and stabilization method is suitable for mercury contamination repair projects with the large area, the tight schedule, the simple construction conditions and the low one-time invested cost requirement.

The invention discloses a fabricated integral-type revetment structure on a soft soil foundation. The fabricated integral-type revetment structure comprises a prefabricated vertical plate, a prefabricated base plate and a prefabricated pile foundation. The prefabricated vertical plate is arranged at the top end of the prefabricated base plate, and the prefabricated pile foundation is arranged at the bottom end of the prefabricated base plate. The prefabricated vertical plate and the prefabricated base plate are formed in an integrated casting mode. The prefabricated pile foundation comprises a plurality of prefabricated piles. The top of each prefabricated pile stretches into the prefabricated base plate. A plurality of prefabricated pile holes are evenly formed in the prefabricated base plate, and each prefabricated pile hole and the corresponding prefabricated pile are in one-to-one correspondence. The prefabricated pile holes are located over the corresponding prefabricated piles. The invention further discloses a construction method of the fabricated integral-type revetment structure on the soft soil foundation. According to the fabricated integral-type revetment structure on the soft soil foundation, the prefabricated pile foundation, the prefabricated vertical plate and the prefabricated base plate are adopted to be integrally assembled, a low-pile cap revetment structure is formed together, horizontal force equipollent loads behind a wall are borne by the revetment structure so that the effect of being safe, stable and reliable in structure can be achieved, and the purposes of high efficiency, energy saving, greening and environmental protection can further be realized.

The invention belongs to the field of civil engineering, and particularly relates to a deep and large open caisson prefabricated structure and a mounting method thereof. The open caisson prefabricatedstructure and the mounting method thereof have the beneficial effects that the industrialized processing advantages are fully utilized, processing of a deep and large open caisson is decomposed intoin-situ casting of a foot blade and prefabricating and assembling of ring pieces; by means of the foot blade and the ring pieces, connecting bolt hole channels are pre-embedded, and effective connection between the prefabricated ring pieces and effective connection between the prefabricated ring pieces and the foot blade are achieved; a counter-force frame foundation constructed in advance is utilized, and pressurization counter-force is provided through a hydraulic device so as to assist in sinking; and sinking-assisting hole channels are pre-embedded when the ring pieces are prefabricated, and effective assistance can also be achieved. The method prefabricating and installing the ring pieces in sequence for the deep and large open caisson is simple in principle, easy to operate, economical and reliable and suitable for fast construction of the open caisson; and as for the engineering which is particularly limited by construction clearance height and short in construction period, theopen caisson construction without drainage sinking is adopted, and therefore, a support can be prevented from being erected and disassembled, continuous and uniform sinking can be realized, the construction period can be shortened, and the cost can be reduced.

The invention relates to the field of building construction, in particular to a plastic drainage board and a construction method for soft soil foundation drainage consolidation. The plastic drainage board comprises a drainage bracket and a filter membrane. The drainage bracket is composed of an integrally-formed transverse bracket and multiple vertical brackets. The transverse bracket and the vertical brackets are arranged in a manner that the transverse bracket is perpendicular to and intersects with the vertical brackets. Easy-shearing grooves are formed equidistantly in the vertical brackets. The transverse bracket and the vertical brackets are covered with the filter membrane. The plastic drainage board is steady in structure, great in water diversion and drainage performance, and easyto shear, and saves time and labor; the fracture is smooth; and connection with a follow-up drainage pipe can be conducted beneficially. The plastic drainage board is used and applied in the construction method for soft soil foundation drainage consolidation; by means of adopting the construction method, the project quality of the drainage consolidation construction is better, and the progress isfaster; and thus the requirements of projects with short construction periods and high quality requirements are satisfied.

The invention discloses a gravity type fabricated ecological revetment structure comprising prefabricated boxes, a backfill material, a prefabricated base plate and plantation soil materials. The prefabricated boxes of a plurality of grades are arranged on the base plate. The front portions and the back portions of the plurality of grades of the prefabricated boxes are both in step shapes. The plantation soil materials are arranged in the prefabricated boxes. The backfill material is arranged on the back side of the prefabricated boxes. According to the gravity type fabricated ecological revetment structure, on the bank side of a river way good in geological conditions, the prefabricated base plate and the prefabricated boxes are assembled, the front portions and the back portions of the vertically adjacent prefabricated boxes are both arranged in step shapes, and then the gravity type fabricated revetment structure is formed; the horizontal force and other loads behind a wall are borne by the revetment structure, then the functions that the structure is safe, stable and reliable are achieved, and the gravity type fabricated ecological revetment structure also achieves the purposesof being high in efficiency and environmentally friendly and saving energy. The gravity type fabricated ecological revetment structure has the advantages of factorized manufacturing, rapid construction, little resource waste, environmental friendliness and the like. The gravity type fabricated ecological revetment structure is suitable for the places good in geological conditions, high in environmental requirement, limited in work period and has broad application prospects.

The invention discloses a wafer transmission manipulator and a wafer overturning method thereof. The wafer transmission manipulator comprises a transverse transmission shaft which is only located at one side of a cleaning unit; a transverse transmission carriage which is arranged on the transverse transmission shaft and can make transverse movement along the transverse transmission shaft; a firstvertical lifting shaft which is arranged on the transverse transmission carriage and can perform vertical movement on the transverse transmission carriage; a rotating table which is arranged on the first vertical lifting shaft; and a first claw clamping arm which is connected with the rotating table and is driven by the rotating table to perform rotating movement. Free conversion of the wafer in horizontal and vertical states can be met; and the transverse transmission carriage does not run directly above the drying unit so as to eliminate the possibility of scattering impurity particles on the moving parts of the wafer transmission manipulator onto the wafer during the drying process.

The invention provides a treatment method for annularly continuous bead-like karst caves of a tunnel. The method comprises steps of execution of emergency treatment measures, primary support treatment of vault caves, primary support treatment of left-skewback caves and primary support treatment of right-hance caves. The treatment method for the annularly continuous bead-like caves of the tunnel is safe, reliable, scientific, feasible, convenient to construct, economical and reasonable, solves the technical problems in construction of the bead-like caves while the construction duration is short, provides reference for follow-up similar cave treatment especially treatment of the vault caves, and realizes the effects of saving time and labor and facilitating construction.

The invention discloses a manufacture method of a fireproof door. The manufacture method of the fireproof door includes the following steps: (1) coating the interior of a die of a door with cementing material (A) used as a surface layer of the door; (2) coating a bottom surface layer formed in the step (1) with ping-pong-table-shaped cementing material (B) used as a skeleton of the door; (3) pouring cementing material (C) in a female die after the step (2); (4) covering the female die with the flat die in the step (1), closing the dies by using 2-4 tons of pressure, and splitting the dies after solidification so as to obtain the fireproof door. The manufacture method of the fireproof door has the advantages that improvement of fire prevention and heat shielding properties is improved in the step of raw material ingredient selection, and due to affinity and seamless connections of the three types of the cementing material, the problem that a heat bridge phenomenon occurs when an existing door is manufactured is solved.

The invention discloses a scraper knife cake lifting device for a household intelligent automatic pancake machine. The scraper knife cake lifting device comprises a drive motor, two groups of screw guide rail mechanisms and a scraper knife which are in transmission connection in sequence, wherein two ends of the scraper knife are in transmission connection with each group of screw guide rail mechanisms separately; and the drive motor drives the scraper knife to move back and forth on the screw guide rail mechanisms through the screw guide rail mechanisms. The scraper knife moves once back and forth on the screw guide rail mechanisms, so that shoveling of a cake can be achieved, the cake making time is greatly saved, and meanwhile, the integrity of a cake body is ensured.

The invention discloses a method for frequency conversion control of a stone cutting motor. The method includes the steps: (1) a controller extracts current and voltage information of the cutting spindle motor in real time; (2) the controller calculates real-time active power of the spindle motor according to real-time current and voltage of the spindle motor and compares the active power with a nominal voltage of the spindle motor to process correspondingly, and the controller outputs signals to control operating states of the spindle motor or control a feeding motor to increase feed quantity. Using the control method enables stone cutting operations to be more intelligent and more energy saving. The invention further discloses a device for frequency conversion control of the stone cutting motor, and the device comprises a portal frame, the spindle motor, a saw blade, a power source, a controller, the feeding motor, a spindle motor detection device, a strong-current frequency conversion circuit device and a spindle frequency conversion device. The control device has the advantages of accuracy in cutting, high operation efficiency and low cost.

A method of analyzing and recommending improvements to a company's workflow is disclosed. Meetings with multiple employees involved in the workflow are combined into one meeting, and the employees are encouraged and prompted to answer questions jointly. A guided approached is used utilizing a series of basic guiding principles for developing ‘best practice’ improvements that are ‘best for the business’. It is reengineering without the use of external subject matter reengineering experts. The employees themselves are empowered to be reengineering experts through the application of these techniques in a joint session, guided by the workshop leader. As a result, recommendations and conclusions are arrived at not just by experts hired, but also by the employees in a joint, participative process. Technology is employed to facilitate the meetings with active storyboarding even though employees are at different physical locations.

A method and associated apparatus are given for a better approach to the pre-loading technique currently used to improving otherwise unsatisfactory ground conditions so that a site may be used to support an engineered structure or building. The method allows for pre-loading of a site to proceed where there are preexisting buildings on adjoining properties without causing damage to, or interference with, those properties while at the same time allowing full utilization of the building area. This involves using sections of sheet piling to isolate and contain ground movements in the subject site from having any influence on adjacent land, thus preventing damage to neighboring property. Apparatus to effectively support minimal lengths of sheet piling by means of a novel adjustable anchoring system is given. Apparatus for a novel monitoring system to provide comprehensive data on the progress of ground improvement is also given. Both pieces of apparatus are fully recoverable upon completion of pre-loading and are then reusable for similar future work.

The invention relates to a construction process for a pier top section of a hollow thin-walled high pier column. The pier column is constructed by using slip form equipment, wherein the slip form equipment comprises an external mold and an internal mold which is positioned in the external mold. The construction process for the pier top section of the hollow thin-walled high pier column comprises the following steps of constructing an embedded part when the slip form equipment slides to a variable section part of the pier column, wherein the embedded part comprises an embedded steel plate and an embedded reinforcement which is fixed on the embedded steel plate, wherein the embedded steel plate is arranged on the internal side of the pier column; dismantling the internal mold from the pier column; mounting a bracket on the embedded steel plate; mounting a prefabricated variable section template on the bracket; performing reinforcement construction on the pier column; pouring concrete tothe pier column; continuing to lift the external mold; and pouring the concrete to the external mold. According to the construction process for the pier top section of the hollow thin-walled high piercolumn, the method is simple, the labor intensity is reduced and the difficulty coefficient is reduced.

The invention provides an integrated bridge deck hoisting device for superposed beam construction. The integrated bridge deck hoisting device comprises a bottom walking mechanism, a middle lifting mechanism and an upper lifting mechanism, wherein the bottom walking mechanism comprises a lower sliding rail and a supporting leg assembly; the middle lifting mechanism comprises a main beam and a middle hoisting assembly; the upper lifting mechanism comprises a portal crane and an upper sliding rail; the bottom part of the supporting leg assembly is connected with the lower sliding rail; the top part of the supporting leg assembly is connected with the bottom part of the main beam; the middle hoisting assembly is arranged at the top part of the main beam; the upper sliding rail is arranged at the top part of the main beam; the bottom part of the portal crane is connected with the upper sliding rail. The integrated bridge deck hoisting device provided by the invention has the advantages of strong stability and simplicity and convenience for operation; seamless engagement of installation construction of a steel beam and a bridge deck can be realized.

The invention relates to a material strength measurement device. The device of the present invention comprises a machine body and a concrete block transporting cavity disposed in the machine body; a measurement sliding cavity is formed at the center of the concrete block transporting cavity in a communicated manner; a squeezing rod is disposed in the measurement sliding cavity; a measuring assembly is disposed in the squeezing rod; the measurement sliding cavity is provided with a connecting rod rotation cavity in a communicated manner; a squeezing driving assembly is arranged in the connecting rod rotation cavity; the squeezing driving assembly drives the measuring assembly to squeeze a concrete block; the measuring assembly measures the compressive strength of the concrete block; and a pushing plate sliding cavity is arranged to the left side of the measurement sliding cavity. The device has the advantages of full-process mechanic transmission matching, high speed, coherent matching,improved working efficiency, simple operation and high automation degree. With the device adopted, personal safety can be ensured, and an experimental environment can be protected.

Relating to the field of freeway construction new technologies, the invention provides a novel reconstruction and expansion structure with a side hinge limiting device. The structure consists of precast segmental plates, cast-in-situ wet joints, longitudinal ribs, PRC pipe piles, PHC pipe piles, joint end capping beams, a longitudinal cast-in-situ segment and corrugated steel guardrail stand columns. The precast segmental plates are connected by the cast-in-situ wet joints, the longitudinal ribs are disposed at the downsides of the precast segmental plates, the PHC pipe piles are arranged at the lower ends of the PRC pipe piles, the PRC pipe piles are fixedly arranged at the lower sides of the longitudinal ribs, the longitudinal cast-in-situ segment is disposed between the precast segmental plates and an original roadbed, and the corrugated steel guardrail stand columns are vertically arranged between the original roadbed and the longitudinal cast-in-situ segment. The novel reconstruction and expansion structure provided by the invention can well transfer the vertical load, also can adapt to temperature, automobile braking force and other horizontal loads, has the advantages of strong integrity, good stability, firmness and durability, and slow deformation accumulation, etc., and is conducive to high-speed driving and reduction of maintenance workload.

The invention discloses a large component collaborative machining planning method for a multi-robot collision avoidance coupling planning problem. The method comprises: conducting machining area division on multiple robots; judging the processing load balance of the robot, and optimizing the load balance of each processing partition by adopting a task redistribution process; identifying areas, interfering with other subareas, in all robot subareas, and establishing undirected graph models of all interference areas; generating an interference region priority sequence between any two robots, converting the undirected graph model into a directed acyclic graph (DAG) model, and forming an incomplete scheduling plan of multiple robots; embedding non-interference area tasks into incomplete scheduling represented by the DAG; searching a feasible DAG instance, embedding a non-interference area task, judging the collaborative processing efficiency of the current instance, and accepting a better solution until the expected scheduling optimization target is achieved. An effective method for improving the multi-robot cooperation efficiency and safety is provided for large part machining, and practicability and universality are good.

The invention relates to a waterproof heat preserving structure system for a novel ganged brick outer wall steel skeleton and a construction method and belongs to the technical field of building construction. The system aims to solve the problems that when a traditional construction technology carries out ganged brick water wall construction, the construction period is long, and water preventing,heat preserving and tying are difficult. A heat preserving layer space is utilized to serve as a steel skeleton partition wall system, and the structure system mainly comprises a ganged brick outer wall, a steel skeleton waterproof heat preserving isolating layer and a main body steel structure. In the construction process, the steel skeleton and wall body tie bars are arranged on the heat preserving layer between construction columns, a metal waterproof layer seals the outside, the steel skeleton is filled with heat preserving rock cotton, a calcium silicate board seals the inside, and thus the steel skeleton waterproof heat preserving isolating layer is formed. By arranging the steel skeleton waterproof heat preserving isolating layer, the requirement for starting construction of outer wall ganged brick building and indoor decorating and finishing can be met, a great deal of construction period can be saved on the condition with the limited construction period, and the system has theadvantage of ensuring acceleration of the work progress.

The invention discloses a permanent magnet power-assisted double-ended vacuum insulation earthing switch. The permanent magnet power-assisted double-ended vacuum insulation earthing switch comprises apositioning mounting plate, a mounting support, an auxiliary contact assembly, a synchronous connecting plate, an insulating pull rod, a substrate plate, a contact spring, a soft connecting line, a vacuum switch tube, a linear bearing, a rack shaft, an insulating pole, a double-thread screw, a screwed plug, a connecting rod, a gear shaft and a permanent magnet chuck, wherein the rack shaft and the gear shaft are mounted on the substrate plate through the mounting support, the positioning mounting plate and the linear bearing; the permanent magnet chuck and the auxiliary contact assembly are arranged between the substrate plate and the synchronous connecting plate; the end of the insulating pole is fixed on the substrate while the vacuum switch tube is mounted inside the insulating pole; and a vacuum degree monitoring sensor is preinstalled at the static end of the vacuum switch tube. The vacuum insulation type technology is reliable, a high-voltage fracture is closed, the journey is compact, the structure is flexible and convenient in overall arrangement, the mechanism is smart, simple and labor-saving, and the mechanical property matched thinking is novel.

The invention discloses a manufacture method of a fireproof door. The manufacture method of the fireproof door includes the following steps: (1) coating the interior of a die of a door with cementing material (A) used as a surface layer of the door; (2) coating a bottom surface layer formed in the step (1) with ping-pong-table-shaped cementing material (B) used as a skeleton of the door; (3) pouring cementing material (C) in a female die after the step (2); (4) covering the female die with the flat die in the step (1), closing the dies by using 2-4 tons of pressure, and splitting the dies after solidification so as to obtain the fireproof door. The manufacture method of the fireproof door has the advantages that improvement of fire prevention and heat shielding properties is improved in the step of raw material ingredient selection, and due to affinity and seamless connections of the three types of the cementing material, the problem that a heat bridge phenomenon occurs when an existing door is manufactured is solved.

The invention discloses a terrace field type ecology landscape lake and a construction method thereof. The bottom of the landscape lake from the center to the bank is in a trend of being gradually risen as a whole, corresponding bottom cofferdams are arranged at a plurality of stages of contour lines at intervals from the center to the bank of the landscape lake, each circle of the bottom cofferdam surrounds the landscape lake for one circle, the landscape lake is divided into a plurality of surrounding lake areas by all bottom cofferdams; sinking water landscape plants are planted at the bottom of the lake. Due to adoption of the stage-shaped bottom cofferdams the bottom of the lake is divided into the plurality of the surrounding lake areas, and together with radial partitioning walls each surrounding lake area is further divided into a plurality of cofferdam blocks. Therefore, in the overall construction process of the landscape lake, sectional soil construction can be implemented,and planting and water injection can be implemented at different times, so that the construction progress is compact, and the construction process is effectively increased. In addition, the sinking plants can be maintained and replaced at an early state at a low primary maintenance water level, so that problems of tedious later plant replenishing and the like after large-scale death of aquatic plants are avoided.

The invention discloses a breathing type gravity prefabricated box ecological embankment structure which comprises prefabricated boxes, a backfill material, a gravel foundation bed, a plain concrete cushion, a prefabricated small caisson, planting soil and bottom protection structures. The plain concrete cushion is arranged on the gravel foundation bed and provided with the prefabricated small caisson. The prefabricated boxes are arranged on the prefabricated small caisson, and the front portions and the rear portions of the multiple prefabricated boxes are arranged in a step manner. Accordingto the breathing type gravity prefabricated box ecological embankment structure, a soft soil foundation on the side of a riverway is firstly subjected to filling of the gravel foundation bed, the prefabricated small caisson and the prefabricated boxes are arranged on the filling gravel foundation bed, and the breathing type gravity prefabricated box ecological embankment structure is jointly formed; and horizontal force behind a wall and other loads are borne by the embankment structure, the function that the structure is safe, stable and reliable is achieved, and the aims of high efficiency,energy saving, ecological operation, environment friendliness, convenient and rapid construction and good economic performance can also be achieved.

The invention discloses a permanent magnet power-assisted double-ended vacuum insulation earthing switch. The permanent magnet power-assisted double-ended vacuum insulation earthing switch comprises apositioning mounting plate, a mounting support, an auxiliary contact assembly, a synchronous connecting plate, an insulating pull rod, a substrate plate, a contact spring, a soft connecting line, a vacuum switch tube, a linear bearing, a rack shaft, an insulating pole, a double-thread screw, a screwed plug, a connecting rod, a gear shaft and a permanent magnet chuck, wherein the rack shaft and the gear shaft are mounted on the substrate plate through the mounting support, the positioning mounting plate and the linear bearing; the permanent magnet chuck and the auxiliary contact assembly are arranged between the substrate plate and the synchronous connecting plate; the end of the insulating pole is fixed on the substrate while the vacuum switch tube is mounted inside the insulating pole; and a vacuum degree monitoring sensor is preinstalled at the static end of the vacuum switch tube. The vacuum insulation type technology is reliable, a high-voltage fracture is closed, the journey is compact, the structure is flexible and convenient in overall arrangement, the mechanism is smart, simple and labor-saving, and the mechanical property matched thinking is novel.

The invention discloses an intelligent train travel recommendation system and method considering accommodation. The intelligent train travel recommendation system comprises an input device and an output device. The input device comprises an inlet for inputting a departure point, several tourist destinations, the shortest travel time of each tourist destination, a departure date and other effectiveinformation. The output device is used for outputting the data, a station, a train number and other information. A center computer and a processor are included. The processor receives data collectedby the input device, processes the data and uploads the data to the center computer through a communication device. Simultaneously, the communication device processes the received command of the center computer and sends the command to the output device. The center computer generates a topological graph, and then explores a feasible travel plan which spends the shortest travel time, satisfies a travel need and considers accommodation, and successively outputs to the output device. A user can acquire an appropriate route travel recommendation, the time on the train can be reasonably used and the all cost of accommodation can be avoided.

The invention provides a visible-light-cured adhesive including the following components: by weight, 20-50% of methacrylate monomer, 10-30% of a methacrylate diluent, less than 5% of a visible light initiator, 30-68% of silica, glass powder or alumina powder and 0.1-5% of nano fumed silica, the methacrylate monomer is at least one substance from bisphenol A-glycidyl dimethacrylate, ethoxylated bisphenol A dimethacrylate, pentaerythritol tetraacrylate, dipentaerythritol pentaacrylate and dipentaerythritol hexaacrylate, and the invention also provides a preparation method of the visible-light-cured adhesive. The visible-light-cured adhesive is low in mobility, short in curing time, highin bonding strength, and suitable for industrial application.

The invention provides a method and equipment for providing man-machine interaction resource. Triggering conditions are met; man-machine interaction resource corresponding to the man-machine interaction is confirmed; the man-machine interaction resource is provided in the man-machine interaction page; the man-machine interaction resource is provided automatically in the page as long as the triggering conditions are met; man-machine interaction time is enabled to be more compact and smooth; interaction experience of a user is promoted; besides, the man-machine interaction resource corresponding to the man-machine interaction is confirmed according to the triggering conditions; different man-machine interaction resource can be confirmed based on different triggering conditions, so that follow-up provided man-machine interaction resource is more targeted, diversified and abundant.