133results about How to "Solve common quality problems" patented technology

The invention discloses a basement bottom plate water drainage layer construction method. According to the method, a grait layer is paved at the basement bottom layer part, the self discharge function of the grait layer is utilized for realizing the water drainage, the traditional single water blocking mode is broken, water seeped from the outer wall and the bottom plate of the basement is firstly gathered to an anti-seeping wall water drainage ditch and is then gathered to a water collecting well through entering the water drainage layer to flow freely, and finally, the water is pumped and discharged into a municipal pipe network through an automatic water discharge pump. The water drainage layer is used as an isolation layer between the bottom plate structure and a decoration surface layer, seeped water can be effectively guided out, the dryness of the use surface layer is maintained, a good water drainage effect is reached, and the common quality problem of the basement outer wall and bottom plate seepage is effectively solved.

The invention discloses a building brickwork and a masonry construction method of the building brickwork, and relates to a building brickwork of a building. The building brickwork is a brickwork which is built by light-weight aggregate concrete composite blocks; grooves and tongues are formed in the periphery of each light-weight aggregate concrete composite block; the light-weight aggregate concrete composite blocks are respectively 600-1200mm in length, 300-600mm in height and 80-200mm in thickness; the grooves are downward and the tongues are upward in field masonry; and the masonry construction method comprises the following steps: (1) building the brickwork by the blocks, namely building the first block on a foundation or floor ground, building the second composite block in a manner of being staggered with the first block, wherein the staggered-joint is 1/2 of the length of the block and is not smaller than 200mm at least; the composite block brickwork is connected with a building structure column and a concrete shear wall; the composite block brickwork is connected with building structure beams and plates; the building brickwork is subjected to deformation joint construction; a parapet wall is subjected to masonry construction; a switch socket is pre-buried and installed; and cable pipelines are laid; (2) fixing door frames and window frames; and (3) building a wall body corner structure by the light-weight aggregate concrete composite blocks.

The invention discloses a pre-embedding construction method for a distribution box with rows of pipes, and a support device, and relates to a pre-embedding construction method for distribution pipes and a distribution box of a masonry wall in building engineering. The construction method comprises the following steps of: fixing the distribution box at a design position by using a temporary platform; installing rows of distribution pipes on the upper part of the distribution box; suspending the distribution box by using the installed distribution pipes, removing the temporary platform, and installing distribution pipes on the lower part of the distribution box to ensure that the distribution box is fixed in the vertical direction; constraining the rows of distribution pipes and the distribution box in the horizontal direction by using steel bars which stretch into the masonry wall; controlling the degree of the distribution box stretching out of the wall by using a formwork fixing system; and pouring concrete to firmly fix the distribution pipes and the distribution box so as to fulfill the aim of accurately installing the distribution box in an embedded mode. The device is provided with a transverse steel pipe component, an upper steel pipe component, a lower steel pipe component, a lower supporting plate, a left supporting plate, an upper supporting plate and a right supporting plate.

The invention discloses a Stelmor line cooling method of a high-speed wire by taking temperature as a direct-control parameter, comprising the steps of: respectively arranging seven infrared thermo detectors at the first to sixth sections and a gathering coil of the Stelmor line and additionally arranging an environment temperature and humidity meter; additionally arranging a computer, an interface, a data collector, a cable and the like to realize integrally reasonable installation; establishing an assorted software system and forming a standard cooling curve and an actual cooling curve of the wire on the Stelmor line; establishing a Stelmor optimal cooling curve prediction model and a Stelmor line fan air volume set prediction model by using neural network technology; deriving the air volume set value of each fan; and eliminating the difference between the actual cooling curve and the standard cooling curve. By means of the invention, a Stelmor dynamic closed loop type cooling control system is established, the bad influences on the intensity caused by the chemical components and the fluctuation of the environment temperature are eliminated, the structure properties of various wire products can be optimized and the accurate control of the structure properties of the wire products is realized.

The invention relates to a technology for constructing a karren stratum shield tunnel, in particular to a method for constructing a karren stratum shield tunnel, aiming to overcome the defects of the traditional method. The method for constructing the karren stratum shield tunnel comprises the following steps: (1) optimizing tunnel entrance steel ring structures: arranging elastic rubber water stopping rings in tunnel entrance steel rings, rubber water stopping curtain fabric on the outmost end and slurry injection holes and slurry injection pipes at the periphery; (2) constructing enclosing and protecting structures of a station by adopting glass fiber reinforced bars so that a shield machine enters the shield tunnel by shearing; (3) during the construction of the body of the station, making the shield machine move forward rapidly so that folding plates outside the rubber water stopping curtain fabric are overlapped on cutter discs, and injecting shield machine tail grease between the two rubber water stopping curtain fabric through injection holes; and (4) splicing shield tunnel pipe pieces, connecting the shield tunnel pipe pieces into a whole by using I-shaped steel, and supplementing slurry for the second time after the tail of the shield machine enters between the rubber water stopping curtain fabric. The shied machine can enter the shield tunnel safely and rapidly, and the method for constructing the karren stratum shield tunnel has simple working procedures, adopts the advanced technology, is safe and reliable, fills the blank of the technology for constructing the non-reinforced shield tunnel and has good popularization prospect.

The invention relates to a large area super-flat reinforced concrete floor and colorful diamond sand surface layer one-step forming method. The one-step forming method comprises the steps of template erection, steel bar binding, expansion reinforcing band arrangement, elevation measurement, steel bar elevation check, laser leveler adjustment, concrete pouring, laser leveler leveling, professional leveling, diamond sand spreading, grinding and flexible compacting, polishing, construction seam cutting, curing, finished product curing and upper structure construction. According to the one-step forming method, a structural floor is used as a base layer, a diamond sand floor surface layer and a structure are subjected to one-step pouring forming, the common quality problem that the floor surface layer is prone to forming hollow protrusions due to secondary pouring is avoided, meanwhile, one concrete base layer is reduced, and cost is greatly reduced. The floor is fully covered with recyclable materials such as plastic films and templates so that an upper main structure can continue to be conveniently constructed.

The invention discloses a thick plastered exterior wall outer heat-insulation system with double-layer gridding cloth compounded with foam cement boards. The thick plastered exterior wall outer heat-insulation system comprises an interface layer, a leveling layer, an adhesion mortar layer, a heat-insulation layer with the foam cement boards, an anti-crack protective layer with the inlaid double-layer gridding cloth and a finishing layer. The interface layer, the leveling layer, the adhesion mortar layer, the heat-insulation layer with the foam cement boards, the anti-crack protective layer with the inlaid double-layer gridding cloth and the finishing layer are sequentially fixedly connected with one another from the inside to the outside on the basis of a base-layer wall, joint filling and leveling heat-insulation materials are embedded in gaps of the foam cement boards in the heat-insulation layer with the foam cement boards, and the anti-crack protective layer with the inlaid double-layer gridding cloth comprises first gridding cloth, anchoring parts, second gridding cloth and three layers of anti-crack mortar. The thick plastered exterior wall outer heat-insulation system has the advantages that common quality problems of plate marks, anchor bolt marks, cracks and the like of a thin plastered system can be solved, the anchoring parts are assuredly positioned on the outer side of the gridding cloth, performance indexes of the wind load resistance, water absorption, impact resistance and the like of the outer heat-insulation system are increased, and the safety of the system is improved.

The invention belongs to the industrial and civil construction forming field, in particular relates to the connection-formation field of the light material applied in the building wall body; the improvements of a prevention frame, a bent, a short-leg shear wall and the wall crack filling process method thereof include that the work procedures are as follows: (1) the line-putting in the construction; (2) the reinforced bars planting; (3) the substrate layer cleaning; (4) the polystyrene board cutting; (5) the mortar mixing of the polymers; (6) the polystyrene board sticking and (7) the net addition. when the decoration construction of the processed frame, the bent and the short-leg shear wall and the filling of the wall body are finished, the temperature crack is controlled effectively; the method is popularized and used completely in the group company; not only the engineering quality is improved comprehensively, but also the general quality problem that the cracks occur in the guard wall body so that good social and economic benefits are obtained.

The invention discloses a faced concrete outer wall template construction method in the field of architectural engineering. The faced concrete outer wall template construction method comprises the steps that square steel is selected as back edge materials; the square steel is machined according to different curvatures of arc outer walls in construction drawings, and the machined square steel is numbered to guarantee the square steel in each section position and corresponding arc sections are consistent in curvature; the numbered square steel is correspondingly marked one to one on outer wall template construction diaphragms to guide workers for corresponding mounting through the outer wall template construction diaphragms during reinforcement of templates; wall penetrating screw rod devices are transformed; and according to arc dry wall separation joint requirements, a BIM technology is adopted for deep design of faced concrete templates. Based on a traditional wood template construction process (wood templates, wood braces, steel pipes and split screw systems), template support system materials and tools are transformed, and template machining and mounting process technologies areinnovated.

The invention discloses an abrasion-resistant concrete terrazzo floor construction method. The abrasion-resistant concrete terrazzo floor construction method includes the steps of 1, construction preparation, 2, scrape coating of polymer binding cement paste, 3, concreting, 4, concrete curing, 5, dividing joint cutting, 6, first and second mechanical lapping of concrete surfaces, 7, first push coating of silicon-on-insulator curing agents, 8, third, fourth and fifth mechanical lapping of concrete surfaces, 9, second push coating of silicon-on-insulator curing agents, 10, sixth and seventh mechanical lapping of concrete surfaces, 11, concrete surface check, 12, eighth, ninth and tenth mechanical lapping of concrete surfaces, 13, concrete floor polishing, and 14, caulk sealing of concrete surfaces. The abrasion-resistant concrete terrazzo floor construction method has the advantages that the silicon-on-insulator curing agents permeate into the concrete surfaces by conducting push coatingtwice during multi-time concrete surface lapping, and therefore the concrete floor surfaces are reinforced, cured and hardened to form non-expansion shrinkproof high-strength compounds of smooth andabrasion-resistant structures.

The invention relates to a steel wire framework heat preservation building block and belongs to the technical field of building material products. The building block comprises a heat preservation building block body formed by combining steel wire frameworks, and is characterized in that the steel wire frameworks comprise rectangular steel wire mesh frames and Z-shaped web bars arranged in the rectangular steel wire mesh frames; and steel wires on two facades of the rectangular steel wire mesh frames are located 1-2cm beyond facades of the building block body. The block has the advantages that a wall built has high strength, an anti-theft function and very good safety performance. The block is mature in technology, good in environmental protection property and wide in application range and can replace the existing various wall building materials for use.

The invention discloses a self-heat-preservation prefabricated outer wall board with a frame net rack. The prefabricated outer wall board comprises a heat-preservation sandwich board, steel wire net sheets and inclined inserting bars, wherein a space steel wire net rack is formed by the upper and lower steel wire net sheets and the heat-preservation sandwich board is arranged in the space steel wire net rack; the upper and lower steel wire net sheets are arranged at the peripheral edges along with the heat-preservation sandwich board, are bent inwards by two rows and are additionally provided with tie bars to form a frame steel bar cage; and lightweight concrete wall bodies are arranged on the upper and lower surfaces, and the peripheries of the space steel wire net rack. According to the self-heat-preservation prefabricated outer wall board, industrial prefabrication can be realized and the self weight is light; the periphery can be in flexible connection with a main body so that the anti-seismic effect is better; and meanwhile, the self-heat-preservation prefabricated outer wall board has the characteristics of rapid construction speed, low construction cost, energy conservation and environmental friendliness, safety and reliability and good heat preservation effect.

The invention discloses a double-column wave-dissipating body one-time prefabricating construction method which comprises the following steps: (1) prefabricating a concrete bottom tire; (2) paying off and bottoming; (3) binding steel bars; (4) erecting a template; (5) hoisting top steel bars; (6) reserving a lifting hole; (7) grouting the template; (8) concrete pouring; (9) removing the template; and (10) maintaining. According to the double-column wave-dissipating body one-time prefabricating construction method, by adoption of the one-time casting molding of set combined spliced steel template, the novel lifting design and the grouting method, the field construction process is simplified, various quality problems in the traditional prefabricating process for the double-column wave-dissipating body are solved, the working efficiency is improved, the cost is saved, and an obvious effect is achieved.