111results about How to "Shorten the construction period of the project" patented technology

In the invention, the same clad bricks are laid in the forward direction, and a positioning convex platform 2 and a longitudinal positioning convex platform 3 are used for realizing transverse and longitudinal self-locking positioning, thereby naturally ensuring the designed thickness and surface smoothness of the wall, forming a combined still air layer 12 which is 9mm to 10mm wide and vertical to the ground, and further blocking heat bridges in vertical bricklaying seams. The cavity of a 28-30mm-wide groove 4 in the horizontal bricklaying seam between two clad bricks is filled with a broken bridge insulation board 10 which is as wide as the groove and has a thickness of 15mm; the broken bridge insulation board 10 is used for sealing a long-strip groove still air layer 11 and the combined still air layer 12 and cutting off the heat bridges in the horizontal bricklaying seams; the exposed part of broken bridge insulation board with a height of 10mm, is used for controlling the coating thickness of anti-crack masonry mortar 13 to be even and uniform. When the self-insulating and energy-saving wall is built, Z-shaped energy-saving building blocks 1 of the upper clad bricks and the lower bricks are laid in a staggered manner so as to cut off heat bridges in vertical bricklaying seams. The structure of the invention, with a reasonable thickness, can satisfy the requirement of saving 50 percent of energy in various regions, or even higher requiremets without an internal or external insulating layer of walls. Simultaneously, the structure is easy to build and the formation of the block shape effectively ensures the thickness of walls and the smoothness of wall surfaces. The thermal insulation function of the still air layer with a thickness of 10mm to 12mm strengthens the heat insulation effect. The insulation boards (28-30mm wide and 15mm thick) between the two clad bricks is capable of cutting off the heat bridge effects.

The invention discloses a fabricated aluminum alloy formwork system construction method. The method includes steps of formwork system designing, formwork mounting, concrete pouring and maintaining, formwork demounting and the like. The fabricated aluminum alloy formwork system construction method is convenient to construct and good in effective.

The invention relates to a wireless network video monitoring system with high mobility, which comprises a video monitoring terminal, a wireless network transfer module and a video surveillance system. The video monitoring terminal collects video signals through a camera, then the video signals are sent to a main processing module after being transformed by A/D; voice frequency signals are sent to the main processing module after being processed by a voice frequency processing module, and the video signals and the voice frequency signals processed by the main processing module are stored in a real-time memory card and are sent to the wireless network transfer module, the software of which is controlled by SD. The SD controls the wireless network to automatically be linked to a video server to update the video monitoring video when mobile carriers reach a base station. The invention has the advantages of high reliability, guaranteeing uninterrupted video monitoring, high transmitting speed, low cost of equipment, high price performance, flexibility and practicality; the invention absolutely solves video monitoring blind spots and pitfalls of mobile objects and fills up the video monitoring blank of the mobile objects.

The invention discloses an anchored row pile and anchorage wall combined retaining structure. The anchored row pile and anchorage wall combined retaining structure comprises supporting row piles, ribbed soil retaining plates, a soil supporting plate among piles, anchor cables, anchor shaping pull rods and anchorage plates, wherein the ribbed soil retaining plates are shaped in trapezoidal structure with narrow top and wide bottom, one ends of the anchor shaping pull rods are fixed with the anchorage plates, and the other ends of the anchorage plates are fixed on reinforced concrete rib columns. The anchored row piles are combined with the anchor shaping pull rods and the ribbed soil retaining plates on the upper portion, lateral pressure of side slope mass is effectively resisted, and meanwhile, by the aid of the combined structure of the anchor shaping pull rods and the ribbed soil retaining plates, the problem that a lately filled soil layer is low in pulling resistance is solved, side-direction strength of the lately filled and compacted soil mass is fully utilized, length and quantity of the anchor cables are greatly reduced, and height of the row piles is simultaneously reduced. By the aid of the anchored row pile and anchorage wall combined retaining structure, engineering cost is saved, and construction progress is simultaneously accelerated.

The invention discloses a structure construction and a construction method of a steel truss bow-tie type integrated node. The node comprises webs, frange plates and transverse diaphragm plates, wherein the webs are composed of chord rod parts and web rod parts; a connecting part of the chord rod parts and the web rod parts is a core area of a whole node; height of a cross section of the core area of the node is the smallest; parts from the core area of the node to left and right sides of a chord rod part of the web are a chord rod variable cross section and a chord rod uniform cross section in sequence; parts from the core area of the node to the web rod part of the web are a web rod variable cross section and a web rod uniform cross section in sequence; the frange plates are arranged between two webs; and the transverse diaphragm plates are arranged at cross section height change parts of the chord rod uniform cross section, the web rod uniform cross section, the chord rod variable cross section, the web rod variable cross section and the core area of the node, so as to balance internal forces of the frange plates. The method is applicable to the field of steel truss structures in civil engineering, is simple to manufacture and convenient in sectional construction, and meanwhile, is beneficial for reducing rigidity of the truss node, optimizing stress of rods, reducing steel consumption of the structure, and can be popularized and used in practical engineering.

The invention discloses a high-strength composite corrugated fiber foam cement heat insulation material. Aiming at the defects that organic materials such as polyphenyl, extruded sheet and polyurethane, belonging to petroleum extractant, are complicated in structure, easy to age, inflammable, easy to crack, easy to seep and are short in service life, and inorganic materials such as a foam cement heat insulation board cannot reach the use strength of a wall body, the invention designs the high-strength composite corrugated fiber foam cement heat insulation material. The heat insulation material comprises corrugated fiber cement heat insulation material, composite foam cement heat insulation material, a fixed connecting support component, and concave-convex or male-female connecting mortise and tenon joints. The design purposes of meeting the use strength of a building outer wall and reducing the cost are realized by utilizing the performances of low heat conductivity coefficient, non-inflammability, high compression resistance and breaking strength of the foam cement, foamed ceramics and corrugated fiber cement plate and a pouring extrusion and foam technique. The high-strength composite corrugated fiber foam cement heat insulation material has the characteristics that the performances of heat preservation and insulation, non-inflammability and fireproofing, sound insulation and noise reduction, lightweight earthquake and acid rain resistance can be improved, and the material has the advantages on performance that the structure is simple, the material is saved, the mounting and dismounting are convenient, the construction efficiency is high, the service life is long, the cost is low, the material can be used as a finished wall body and recycled, and is energy-saving and environmental-protection.

The invention discloses an earth moving device and method for deep foundation pit excavation. Ground surfaces at two side at the top of a foundation pit are respectively provided with supporting tower frames; steel wire ropes are connected between the two supporting tower frames; a first winch is arranged on the steel wire ropes; the tail end of a rolling rope of the first winch is connected with an earth moving box in a hanging mode through a hook; the ground surface at the outer side of each supporting tower frame is provided with a second winch; a rolling rope of the second winch passes through the supporting tower frames, and is fixedly connected with the first winch; the first winch places the earth moving box at the bottom of the foundation pit for earth filling; and after earth is filled fully in the earth moving box, the first winch hangs up the earth moving box, then the earth moving box is pulled close to the supporting tower frames through the second winch on the ground surface, and the earth can be moved away by using earth moving vehicles stopped out of the foundation pit. According to the earth moving device and method, for the foundation pit, especially the deep foundation pit, the earth volume can be moved safely and reliably; and meanwhile, the construction manufacturing cost also can be saved, and the construction period that the earth volume of the foundation pit is moved externally can be shortened.

The invention relates to a subway foundation pit large-span support system and a construction method thereof. The system comprises horizontal truss support units horizontally supported between underground diaphragm walls of a foundation bit. The horizontal truss support units are uniformly distributed in parallel and at an interval along length and height directions; and each horizontal truss support unit comprises an upper-plane truss support, a lower-plane truss support and connecting rods vertically connected between the upper-plane truss support and the lower-plane truss support. The construction method comprises the following steps of during a construction process, installing one horizontal support unit at a designed elevation, then excavating a corresponding soil body in layers, utilizing a guide rail to drop the other horizontal support unit to a designed elevation through a lifting power device, excavating a corresponding soil body in layers again, and repeating the steps until finishing construction of a basement. The subway foundation pit large-span support system and the construction method thereof are suitable for earth excavating construction of the deep foundation pit; in addition, the horizontal support units adopt spatial truss structures so as to be high in structural strength; and the support system is adopted to meet the requirements on stability and deformation control of the subway foundation pit, and has the characteristic of large span at the same time.

The invention discloses a fast and effective treatment method for acid waste water from nonferrous metal mines. The method mainly comprises four steps of iron precipitation reaction, solid-liquid separation, sulfidizing and neutralizing treatment, to be specific, firstly, carrying out iron precipitation on acid waste water by adding an alkaline reagent or phosphate, sulfide or other chemicals, adding a sulfurizing reagent or a heavy metal chelating agent, so as to enable copper ions or other heavy metal ions in the waste water to generate precipitates, adding an alkaline reagent for neutralizing treatment, and using the treated liquid and treated slag after neutralizing treatment in the mineral processing process according to a certain ratio. According to the characteristics that water quantity of acid waste water from the nonferrous metal mines is large, the water quality is complex and the quantity of slag generated by treatment is large, the acid waste water is treated steps by steps and then returned to the mineral processing process, and the effects of not influencing mineral processing production indexes and even improving the mineral processing production indexes are realized, so that zero emission of the acid waste water and zero storage of slag are realized, the construction period of a project is shortened, construction quantity of the project is reduced, and the construction investment and running cost are reduced.

The invention discloses a multifunctional upright column base for a scaffold and a manufacturing process thereof. The invention adopts the technical scheme as follows: the multifunctional upright column base comprises a horizontal bed which is formed by perpendicularly connecting a plurality of U-shaped steel plates, and a plurality of anchoring rod stands and anchoring rods matched with the anchoring rod stands, which are arranged on the U-shaped steel plates, wherein locking devices are arranged in layers and columns inside the cylindrical walls of the anchoring rods; and a product is manufactured under the synchronous control of discharge equipment, sand-blast equipment, grinding equipment, auxiliary equipment, marking equipment, drilling equipment, milling equipment, turning equipment, working clamp equipment, welding equipment, sleeve-pressing equipment and stacking equipment. The multifunctional upright column base overcomes the problems in the prior art that the construction efficiency and construction safety are poor because standard members are unavailable for the horizontal bed and the base during scaffold construction; and is suitable for building construction, advertising and decoration and building repair and maintenance.

The invention discloses a continuous flow intermittent aeration type biological film nitrogen and phosphorus removal device and method. The device comprises an adjusting tank (1) and a reactor (2), wherein the reactor (2) is integrally constructed by a plurality of reaction regions (201) and a water outlet region (202); the reaction regions (201) are filled with suspending fillings (14) and work in a sequencing batch manner so as to realize intermittent aeration; and the integrated reactor is capable of realizing processes of continuous inflow and continuous effluent. The device has the beneficial effects that the process chain is short, the carbon source in raw water is adequately utilized, and the nitrogen and phosphorus removal and mud-water separation processes are synchronously realized in the same physical space of a single-state bioreactor; and the device is extremely low in sludge output, low in treatment cost, convenient to manage, suitable for the small-scale decentralized treatment of town sewage and particularly suitable for the treatment of low-carbon-nitrogen-ratio town sewage in the south.

The invention belongs to the technical field of sewage treatment devices and in particular relates to an integrated membrane biological reaction system (MBR). The integrated membrane biological reaction system comprises an outer shell, an inner shell, a filtering system and a washing device, wherein the inner shell is arranged in the outer shell; a hollow part of the inner shell forms a first cavity; the first cavity is a membrane biochemical reaction tank; a second cavity is formed between the inner shell and the outer shell; the second cavity is a clean water tank; the filtering system is arranged on the inner shell; the inner shell is communicated with the outer shell through the filtering system; the filtering system is a stainless steel filtering screen; the washing device is arrangedin the first cavity; the washing device is used for washing the filtering system. The integrated membrane biological reaction system provided by the invention integrates a primary sedimentation tank,the biochemical reaction tank and a secondary sedimentation tank and a sewage treatment flow is simplified; the equipment has the advantages of investment saving, reliability in operation, simplicityin maintenance and low operation cost and troubles caused by membrane pollution and low pass in a traditional membrane bioreactor are completely solved; the integrated membrane biological reaction system brings a wider prospect for applying the MBR to middle-scale and small-scale sewage treatment.

The invention discloses a microorganism curing treatment device used for a sand-layer foundation. The microorganism curing treatment device comprises a conveying device and a hollow pipe pile. The output end of the conveying device communicates with the upper end of the hollow pipe pile. Bacteria and a nutrient solution are output into the hollow pipe pile through the conveying device. The hollowpipe pile is inserted into a soil body. Liquid outlets are evenly formed in the wall of the hollow pipe pile. The bacteria and the nutrient solution flow into the soil body through the liquid outlets.The invention further provides a construction process of the device. The construction process comprises the steps that (1) the hollow pipe pile is prefabricated and then driven into the soil body; (2) the bacteria are cultivated to the required number, and the nutrient solution is prepared; (3) bacterium liquid enters the soil body through the liquid outlets; (4) the nutrient solution is injectedinto the hollow pipe pile through the conveying device; and (5) the step (3) and the step (4) are repeated until the soil body meets the requirements. The structure, construction steps and operationare simple, the project construction period can be greatly shortened, the soil body is reinforced through nontoxic materials, and the microorganism curing treatment device and the construction processhave the beneficial effects of being slight in environment pollution, low in carbon, environmentally friendly, low in construction cost and high in economic benefits.

The invention discloses a prefabricated radiation floor comprising a concrete slab (1), a top reinforcement (2), a bottom reinforcement (3) and radiant tubes (4). The top reinforcement (2) and the bottom reinforcement (3) are both arranged in the concrete slab (1), the top reinforcement (2) is located over the bottom reinforcement (3) with a space therebetween, the radiant tubes (4) are fixed on the bottom reinforcement (3) and located between the top reinforcement (2) and the bottom reinforcement (3), and two ends of each radiant tube (4) extend out from the lower surface of the concrete slab (1). The prefabricated radiation floor can be installed quickly on site and is simple to construct, and precision in arrangement of the radiant tubes is high. The invention further discloses a manufacturing method and a construction method of the prefabricated radiation floor.

The invention relates to a cement soil enclosure wall-precast pile cantilever type combination support. A precast pile is driven in a sleeving manner in a tensile region outside a cement soil stirringpile enclosure wall and the combination support is formed by means of a bonding force between a cement soil stirring pile and the precast pile. A steel tube and a reinforcing steel bar are inserted into the cement soil stirring pile enclosure wall, so that the strength of the cement soil enclosure wall is improved. A concrete crown beam and a coping plate are arranged on the top of the combination support, the reinforcing steel bar of the precast pile is anchored into the crown beam and a joint bar and the steel tube of the cement soil stirring pile are anchored into the coping plate, so thatthe integrity of an enclosure structure is improved. The bottom of a foundation pit is reinforced, so that the stability of the enclosure structure is improved and heave deformation at the bottom ofthe foundation pit is controlled. The cement soil enclosure wall-precast pile cantilever type combination support can be used in a circumstance that the construction conditions of the enclosure structure are limited or a structure (building) needed to be protected exists outside the pit, so that the rigidity of the enclosure structure is improved effectively under a circumstance of not increasingthe width of the enclosure structure, the lateral displacement of the enclosure structure and ground surface settlement outside the pit are reduced, influences of foundation pit excavation to a surrounding environment are reduced, and the engineering construction period is shortened. The cement soil enclosure wall-precast pile cantilever type combination support is good in applicability and socialbenefit.