50results about How to "Guarantee the quality of masonry" patented technology

The invention discloses a construction method for controlling the masonry horizontal mortar joint thickness and the vertical masonry mortar joint width. The method comprises the steps of manufacturing a mortar joint control member, ejecting a masonry axial line and edge line, cleaning a base and marshaling a bottom layer masonry unit, arranging a mortar joint control member and completing masonry marshaling. The construction method for controlling the masonry horizontal mortar joint thickness and the vertical masonry mortar joint width has the advantages of being easy to operate, being not limited by construction technologies and visual deviation of marshaling personnel, being convenient to construct, being capable of controlling the thickness of a horizontal mortar joint and the width of a vertical mortar joint at any time in the marshaling process, and therefore providing powerful guarantee for improving the construction efficiency; the adopted mortar joint control member is prefabricated by adopting concrete remained in casting in a united way, waste can be turned into wealth, material waste is avoided, the uniformity of the thickness of the mortar joints is guaranteed at the same time, therefore the marshaling quality is reliably guaranteed, and the quality of appearance is also drastically improved.

The invention discloses a down-adjusted 7m coke oven regenerative chamber constructing method. The method comprises the following steps: firstly, alternately constructing main wall, single wall, small flue lining bricks and grating bricks of a small flue construction section according to construction section and construction order; and then, alternately constructing main wall, single wall, down-adjusted hole adjusting bricks, checker bricks, partition and enclosing wall of a regenerative chamber construction section according to construction section and construction order until reaching the top of a regenerative chamber. Therefore, the constructing method can expand a construction working surface, guarantee constructing quality, facilitate quality inspection, improve working efficiency, improve the working environment of workers and avoid dust pollution to the environment.

The invention relates to a method for controlling building quality of concrete frame structure walls, which belongs to industrial and civil buildings. Horizontal control lines are marked at positions, distant from a floor by one meter, on the right side surface of a left column and a left side surface of a right column, and actual vertical control lines of a front side and a rear side of a wall to be built, a horizontal mortar joint position line between a first-layer brick and a second-layer brick at the bottom of the wall, and a horizontal position line on the upper surface of a top-layer brick are respectively marked on the side of the left column and the side of the right column; upper and lower suckers are respectively fixedly mounted on the left column and the right column, long staff gauges are respectively mounted on the upper and lower suckers fixed on the left column and the right column, and a cotton rope is tied between horizontal calibrating lines on scale clamps on the left long scale gauge and the right long scale gauge; and various layers of bricks are sequentially built according to the movable cotton rope until the bricks are built to the top of the wall, building of the wall is more standard, and building quality is guaranteed powerfully.

The invention discloses a prefabricated filling wall system with a hollow thermal insulation structure and a construction method thereof. The prefabricated filling wall comprises a hollow cavity box structure and a concrete shell layer, wherein the concrete shell layer is poured on the outer side surface of the hollow cavity box structure. The hollow cavity box structure comprises cushion blocks,a steel bar mesh frame, a hollow box body and partition boards, wherein the hollow box body is formed by surrounding of box wall plates; and the partition boards are arranged in a hollow box body in parallel and at intervals. At least four cushion blocks are arranged on the front and rear box wall plates of the hollow box body. The steel bar mesh frame is formed by tie tying of a transverse steelbar and a vertical steel bar, and is laid on the hollow box body. Holes are arranged on the cushion blocks, wherein the transverse steel bar can penetrate through the hoes. A groove is formed by the left and right side box wall plates of the hollow box body and the front and rear side box wall plates of the hollow box body. The prefabricated filling wall has simple structure, convenient construction, good thermal insulation and sound insulation performance, and little influence of human factors on the construction. Flexible connection is used for effectively suppressing cracks in the filling wall.

The invention relates to a process method and system for building a coke oven by a machine. The process method comprises the following steps of 1) early-stage preparation, 2) adjusting a beacon, 3) conveying the refractory material, and (4) building. The system comprises a building platform, an elevator, an annular conveying belt, a walking track, a building machine/building robot, a lifting mechanism and a walking mechanism. Starting from solving the problems of machine walking and raw material conveying, the machine building of the coke oven is realized, the building efficiency and the building quality can be greatly improved, and the human input and the coke oven construction cost are reduced.

The invention relates to masonry mortar for autoclaved aerated concrete. The masonry mortar is prepared from the following components in percentage by mass: 25%-30% of cement, 30%-50% of dry sand, 10%-30% of heavy calcium carbonate, 0-10% of fly ash, 0-2% of thermal-insulating filler and 0.2%-2% of an additive. According to the masonry mortar, on the premise that identical performance of the masonry mortar for the autoclaved aerated concrete is guaranteed, the mechanical construction performance of the masonry mortar is improved, the problem of difficulty in construction mortar application to aerated concrete block masonry is solved, mortar on the masonry surface is applied uniformly, the masonry quality is guaranteed, and the construction efficiency is greatly improved.

The invention discloses a construction method for using a fireproof material in a rotary cement kiln. The construction method is characterized by comprising the following steps of new cylinder cleaning in a construction position; local wire arranging; laying of silicon-mullite series of bricks; laying pressure controlling; rotary kiln reexamining; checking and accepting. The construction method disclosed by the invention has the beneficial effects that the construction safety is ensured through the control on a key link, the laying quality is ensured, and a quality accident is prevented from happening; the construction specification of the fireproof material of the rotary cement kiln is supplemented; an effective laying standard is provided for allocating silicon-mullite series and high-aluminum series to various kiln types; the problems in a traditional laying method that since lot drawing and grape hanging phenomena are generated, the running period is seriously affected, a quality accident is caused, and the external image of an enterprise is seriously affected are solved.

The invention provides a modular mounting device and method for a riser lining of a coke oven. The modular mounting device comprises an annular brickwork mounting vehicle, wherein the annular brickwork mounting vehicle mainly comprises a construction vehicle, a jib crane and an annular brickwork lifting appliance; the jib crane is connected to the construction vehicle; the annular brickwork lifting appliance is connected to the jib crane, and the annular brickwork lifting appliance clamps a built annular tube brick; the jib crane hoists the annular brickwork lifting appliance and tube bricks to a proper position together; the construction vehicle comprises a frame and a platform; the platform is horizontally mounted on the frame; and an opening matched with the radian of a pipeline of a riser is formed in one side of the platform. During use, the annular brickwork mounting vehicle is pushed to a riser placing place, and an upper-layer brick joint and a lower-layer brick joint are marked in a staggered manner; the tube bricks are built, and an expansion joint material is bound; the annular brickwork lifting appliance is combined with the annular tube brick; and the tube bricks are hoisted and mounted. According to the modular mounting device and method, vertical placement and building of the riser are achieved, meanwhile, constructors can complete building of the tube bricks outside the riser, the operation difficulty of building the riser lining is reduced, and the operation efficiency is improved.

The invention relates to a chimney construction antiseptic material that includes the brick containing glaze. The feature is that at least one cavity is installed in the brick, and exhaust vent is set on it. It has the advantages of high density, low water absorption, and good acid resistance. It ensures the quality of brick placing.

The invention discloses a fire clay for a silica brick building body of an industrial kiln stove. The fire clay contains powder materials composed of a main raw material and an auxiliary raw material and an additive, wherein fused quartz aggregate SiO2 occupying equal to or larger than 99.5% is adopted as the main raw material, silicon fume SiO2 occupying equal to or larger than 94% is adopted as the auxiliary raw material, and the additive is phosphoric acid or aluminium dihydrogen phosphate solid. The fire clay has the advantages of being very small in thermal expansion coefficient and capable of reducing expansion and deformation of the silica building body in the temperature rising process of the stove and enabling the stove to be simple to operate and safe and reliable. The fire-resisting degree of the fire clay reaches above 1730 DEG C, is high in SiO2 content and free of CaO, accordingly is high in high-temperature alkali-resistant corrodibility, and the combustion condition at the reducing atmosphere is met. The fire clay is small in granularity, high in viscosity and simple in masonry construction, can meet the requirement that the masonry mortar joint is smaller than 1.5mm, ensures masonry quality and can prolong service life of the kiln stove.

The invention discloses a method for building an upper semi-circular arch roof lining of an industrial furnace pipeline, which comprises the following steps of: manufacturing a special last tire and asupport of the the special last tire to achieve masonry, wherein the last tire comprises a first last tire piece, a second last tire piece and a last tire strip, the diameter of the first last tire piece is larger than that of the second last tire piece, assembling nails and supporting the last tire, wherein the first last tire piece and the second last tire piece are positioned at the inner sideand outer side in the masonry direction, an end head of the inner side of the last tire strip is overlapped with a front ring brick, and the last tire is fixed after the built brick is inspected; building heat insulating layer bricks and working layer bricks on the supported last tire from inside to outside, building the bricks according to a ring until a closing brick is completely inserted, andfinishing the building of the whole ring; lowering down the last tire and moving out the last tire, checking the masonry effect, after the masonry is qualified, the last tire is erected at the position of a next ring according to the same method, and the next ring of bricks is built until the lining of the semi-circular arch roof of the whole pipeline is completely built. According to the method,the building blocks are visually controllable in the masonry process, the mortar fullness and the final masonry position of the building blocks are ensured, the masonry quality is ensured, and the service life is prolonged.

The invention discloses a mortar joint lining mould for an aerated concrete block wall. The mortar joint lining mould for the aerated concrete block wall comprises a bottom surface frame, wherein the bottom surface frame is a frame which is composed of opposite end plates and opposite side plates, , the upper end faces of the end plates are flush with the upper end faces of the side plates, the length of each end plate is larger than or equal to the width of the upper end face of a brick, and the side plates are higher than the end plates so that the inner wall of the lower end of each side plate can be clamped on the side wall of the brick; multiple vertical bottom surface limit pieces are arranged on the inner wall of the bottom surface frame, and the bottom end faces of the bottom surface limit pieces are flush with the bottom end faces of the end plates; a handle is further arranged on the outer side of the end plate at one end of the bottom surface frame. According to the mortar joint lining mould for the aerated concrete block wall, due to the fact that the end plates of the bottom surface frame are placed on the upper end face of the brick and the side plates of the bottom surface frame are clamped on the side wall of the brick, the laying height of mortar can be limited conveniently, evenness and smoothness of the thickness of the mortar are guaranteed, brick laying quality is guaranteed, requirements for the skill level of operators are lowered, the efficiency is improved by more than 20%, and waste of the mortar can be avoided.

The invention relates to a coke oven chute cleaning technology, which belongs to the coke oven assistant technology. The coke oven chute cleaning technology is characterized in that a glass mirror which is provided with a support and can adjust the mirror angle is vertically arranged on a chute inlet between a coke oven regenerator and a combustion chamber; the mirror surface of the glass mirror faces to the inside of the chute; when a furnace building worker enters into the coke oven chute for cleaning, the furnace building worker uses a cold-light source to irradiate the fa.ade of the glass mirror and simultaneously continuously adjusts the angle of the mirror surface until the reflected light of the glass mirror surface irradiates the inner wall of the chute and particularly irradiates the corner of the chute, and then fixes the glass mirror; and then the furnace building worker or a cleaner holds a tool to completely scrape residual slurry and other sundries on the inner wall of the chute, uses the reflected light of the glass mirror surface to reexamine until the chute is completely cleaned. Therefore, the cleaning work is quick and labor-saving and the chute is completely cleaned, consequently the masonry quality of a coke oven is guaranteed.

The invention provides a construction method using a hoisting clamp. The construction method using a hoisting clamp comprises the following steps of: constructing a first-layer masonry; placing a mortar ash template on the first-layer masonry; flatly paving mortar ash joints in the limited area of mortar ash template, and then paving an acid-resistant rubber layer on the mortar ash joints; clamping the hoisting clamp on the sidewall of a filling block, and horizontally lifting the filling block and placing the filling block on the acid-resistant rubber layer; removing the mortar ash template and tightly bonding the acid-resistant rubber layers at the both sides of the filling block on the both sides of the filling block; and paving mortar ash joints at one side of a second-layer masonry material, closely combining the mortar ash joints with the acid-resistant rubber layers at the both sides of the filling block, and finishing construction for a second-layer masonry. With the adoption of the construction method provided by the invention, heavy-weight beams can be accurately and conveniently installed, the construction speed is fast, and the construction quality is guaranteed.

The invention discloses a putlog-hole-free construction method for a building masonry wall. The method comprises the following steps of construction of a masonry body, construction of a ring-beam rigid frame formwork and putlog-hole-free construction of an external wall. According to the method, the putlog-hole-free construction of the wall is adopted, since the masonry body is built at a time, the phenomenon that masonry body mortar at putlog holes is not full is reduced, and the building quality and appearance of the masonry body are both guaranteed; through the putlog-hole-free constructionof the masonry body, the phenomenon is avoided that reserved putlog holes are not tightly filled, so that hollowing of a plastered wall surface and the leakage of an external wall are caused; throughthe putlog-hole-free construction of the masonry body, the engineering cost can be reduced, and the labor input is reduced.

The invention provides a dense eave type Tang tower ancient building structure and a construction method, and relates to the technical field of buildings. A black brick tower structure form that an inner cylinder of a reinforced concrete shear wall is used as a framework and a black brick veneer is externally pasted and built is provided, and breaks through the design form of a traditional archaistic tower. The Tang tower ancient building structure comprises an internal supporting tower body and a black brick facing part; the black brick facing part is arranged on the outer surface of the internal supporting tower body; the internal supporting tower body is formed by pouring reinforced concrete; and the black brick veneer is formed by stacking black bricks. The dense eave type Tang tower ancient building structure is used for combining a modern structural design with traditional ancient building experience and process, and can be popularized and applied in similar ancient building andarchaistic building black brick tower construction in the future.

The invention provides a construction method applying a lifting clamp hook. The method comprises the steps that: a first layer of masonry is constructed; a cement mortar template is arranged on the first layer of masonry; a cement mortar joint is flatly paved on an area restricted by the cement mortar template, and an acid-resistant rubber layer is paved on the mortar joint; mounting holes are processed on two sides of a filling block; the lifting clamp hook is hooked on the mounting holes of the filling block, and the filling block is horizontally lifted and placed on the acid-resistant rubber layer; the cement mortar template is removed; acid-resistant rubber layers on two sides of the filling block are closely adhered to the two sides of the filling block; a cement mortar joint is paved on one side of the second layer of the masonry material, and the cement mortar joint is closely combined with acid-resistant rubber layers on two sides of the filling block; and the construction of the second layer of masonry is completed. With the construction method, construction speed is high, and construction quality is ensured.