39results about How to "Masonry is fast" patented technology

The invention discloses a powder ash air-entrained concrete building block and a preparation method thereof. The powder ash air-entrained concrete building block is prepared by adding water to 100-200kg of cement, 350-380kg of lime, 1350-1550kg of powder ash, 1.4-1.5kg of aluminite powder and 0.195-0.205kg of foam stabilizers. The preparation method comprises the following steps of raw material preparation, metering, stirring, pouring in a mould, standing for procuring, demoulding, swinging to cutting parts for cutting, steaming and curing in a reactor and finished product warehousing. The building block has the advantages of light weight, good heat insulation, machinability, convenient construction, wide source of raw materials, high production efficiency, low production energy consumption and good fire protection and sound insulation, wherein the dry volume density of the building block is 500-700kg / m3 and amounts to one third of a clay brick; as a large quantity of air holes and micro holes are arranged inside the building block, the building block has favorable heat insulation; as coarse aggregates are not used, the building block has favorable machinability, can be sawn, dug,drilled and nailed and bonded by bonding materials, thereby providing beneficial conditions for building construction; and the building block belongs to a green environmental-protection product.

The invention discloses a heat-insulating double-layered wall for buildings, which consists of hollow building blocks, heat-insulating boards, reinforcing steel bars and concrete. The double-layered wall has the following characteristics that: the longitudinal reinforcing steel bars are arranged in top building block slab grooves of the double-layered wall, and are tied together by the latitudinal reinforcing steel bars. The heat-insulating double-layered wall is built with the hollow building blocks, the hollow building block comprises a top slab, two supporting legs and a reinforcing rib, and the top slab is provided with two or more ribs, between which a top slab groove is formed. When the heat-insulating double-layered wall is built, the longitudinal reinforcing steel bars are arranged in the top building block slab grooves of the wall body every 3 to 5 bricks, and are tied together by the latitudinal reinforcing steel bars, the concrete is poured in the top building block slab grooves to form reinforced concrete belts, and the inner and the outer wall bodies are connected, so that the heat-insulating double-layered wall is formed. The heat-insulating boards can be inserted in the hollow building blocks and between the two wall bodies in order to meet the requirement on the thermal performance of the energy-saving wall body. because the hollow building block is a light building block, the overall load of the building can be effectively reduced, and the cost of the building can be reduced.

The invention relates to a gallery separating type steel formwork trolley which comprises a portal body, a top formwork and two side formworks. A hydraulic traveling device is installed below the portal body; the top formwork and the two side formworks are located on the portal body; the side formworks are connected with the portal body through a side formwork hydraulic device and a vault hydraulic device; and the top formwork is embedded between the upper portions of the two side formworks. Compared with the prior art, the large steel formworks are adopted, so that the gallery separating type steel formwork trolley is simple in structure, high in strength, low in weight, and adjustable and high in lining quality; the mechanization construction degree is high, labor intensity is relieved, and work efficiency is improved; the two side formworks shrink inwards, the deformation space is large, collision is effectively reduced during demoulding and movement, and the movement speed is increased; and detachable grouting valves are arranged on the top formwork, so that the pouring quality is improved and the demoulding difficulty is reduced.

The invention relates to a multifunctional foamed concrete composite self-heat-preservation block and a forming method thereof. The center of a block body is provided with a middle cavity for filling or pouring foamed materials, and the hollow cavity is a through hole with openings located in end faces of double sides, or a blind hole with an opening located in the end face of one side or a blind hole with an opening located in the side wall of one side; the middle cavity is filled with the foamed materials to form a double-foamed block, or the middle cavity is filled with the foamed materials and naturally shrinks to form a double-foamed block with a hollow chamber. The forming method comprises the steps: firstly, making a die box of the block as required, then, sorting, stirring, foaming and pouring in the die box, and distilling by using an autoclave to obtain a hollow shell, wherein the hollow shell is solid outside and is provided with the middle cavity; and (2) pouring the foamed materials into the middle cavity of the hollow shell in a physical or chemical foaming way according to the ratio of less than 300kg / cubic capacity, and then, forming through natural curing or secondary distilling, wherein the hollow shell is prepared in the step (1). The inner hole of the block provided by the invention is subjected to hollow treatment, so that the heat self-preservation and energy saving effects are good.

The invention relates to a heat insulation building material which comprises the following raw materials by mass percent: 20-40% of fine sand, 30-50% of cementing material, 10-40% of heat insulation material, 10-30% of mineral admixture and 5-10% of other auxiliary materials. A production technology of the heat insulation building material comprises the steps of mixing and stirring a shell cementing material, producing foam concrete, cutting and fixing the foam concrete and a heat insulation core body of a polystyrene foam plastic board, pouring, vibrating and molding shell slurry, and maintaining building blocks. The heat insulation building material can be used for replacing a great deal of solid clay bricks, thus saving a great deal of energy and land for China, being capable of consuming a great deal of industrial solid wastes and being beneficial to the environmental protection. The produced construction product has the excellent characteristics of being good in heat insulation property, light in self weight, high in strength, waterproof, impervious, low in shrinking percentage, long in service life, simple in construction and the like, thus being beneficial to the development of building energy conservation.

The invention discloses an aerated concrete block and a preparation method thereof. The aerated concrete block is prepared from the following components: 250-320kg of cement, 350-400kg of lime, 1400-1600kg of silica sands, 1.45-1.6kg of aluminium powder, 0.195-0.205kg of foam stabilizers and water. The preparation method comprises the following steps: raw material preparing, metering, stirring, pouring into molds, standing and procuring, demolding, lifting to a cutting part for cutting, steam pressure curing in a kettle and finished product warehousing. The block has the advantages of light weight, good thermal insulation property, processability, convenient construction, wide raw material sources, high preparation efficiency, low preparation energy consumption, environment-friendliness and good fireproofing and soundproofing properties, specifically, the bulk density of the block is 500-700kg / m3, which is equivalent to 1 / 3 of the bulk density of the clay bricks; the block is provided with plentiful pores and micropores inside, thus having good thermal insulation property; the block dispenses with coarse aggregates, thus having good processability, being capable of being sawed, planed, drilled and stapled, being capable of being bonded by bonding materials and providing favorable conditions for building construction.

The invention discloses a lightweight building gypsum building block and a production method thereof. The lightweight building gypsum building block is molded by mixing the following raw materials in parts by weight: 75-85 parts of phosphogypsum, 10-15 parts of fly ash, 32-45 parts of water, 0.5-1.0 parts of cellulose, and 8-10 parts of a comprehensive foaming delayed coagulant. Compared with the prior art, the gypsum solidification time is 8-12 min, the production technology requirement of the gypsum building block can be satisfied, and the smooth operation of the production technology is guaranteed. The aperture of a foaming plasterboard is 0.1-0.18 cm, the pore distribution is uniform, the enough intensity and breaking-resistant strength of the plasterboard can be guaranteed, and the surface is flat and smooth. Through multiple tests, the compressive strength of the product is 3.9-4.1 MPa, the flexural intensity is 2.0-2.1 MPa, the softening coefficient is 0.68, the unit solid weight is decreased by 20-30%, the heat conduction coefficient is between 0.086W( / m.k) and 0.13W( / m.k), sound insulation and heat insulation performances are obviously increased, through detection, the compressive strength is increased by 18.3%, and the flexural intensity is increased by 51.2%.

The invention discloses a combined arc furnace cover, which is assembled by two parts, namely a small furnace cover and a peripheral prefabricated part. Therefore, the small furnace cover on the top of the furnace, which is rapidly damaged, is convenient to replace directly on line. The traditional furnace cover is built by combining phosphate and high-alumina bricks. Compared with the traditional furnace cover, the arc furnace cover has the advantages of long comprehensive service life, convenience in building, simple replacement, simple production process and low production energy consumption.

The invention relates to a steel ladle working lining building method, which sequentially comprises the following steps that 1, a steel ladle bottom working lining is built by magnesia calcium bricks or magnesia calcium carbon bricks in a dry way, and a steel ladle wall working lining is built by the magnesia calcium bricks or the magnesia calcium carbon bricks or using magnetite chrome fire clay or magnesia fire clay as bonding materials in a wet way; 2, after the steel ladle bottom working lining and the steel ladle wall working lining are built, the operation enters a baking stage within two hours. Further, before the steel ladle bottom working lining building in the first step, the magnetite chrome fire clay or the magnesia fire clay is uniformly mixed: dry mixed slurry materials are stirred by a slurry stirring machine for 3 to 5 minutes, then, water is added, the water adding quantity is 13+ / -2 percent, the water temperature is 20+ / -5 DEG C, the stirring is carried out while the water is added, and the stirring time is not less than three minutes after the water adding. The steel ladle working lining building method has the advantage that the building speed is high.

The invention provides a split furnace cover. The split furnace cover is composed of a furnace cover body and a detachable furnace cover center core body, wherein the furnace cover body is a chrome-corundum prefabricated member added with steel fibers; when the furnace cover core body is prefabricated, three electrode holes are reserved, the furnace cover body and the furnace cover core body are sealed by corundum castable, and three devices fixed with a furnace body are uniformly distributed on the furnace cover body. When the split furnace cover is used, the working capacity of all parts of the furnace cover can be maximized by replacing the furnace cover core body, waste is avoided, and continuous operation of smelting is promoted.

The invention discloses an inspection well. The inspection well comprises a base, wherein the base is provided with a main pipe hole and multiple output holes communicated with users, a height adjusting part is arranged above the base, a top joint is arranged above the height adjusting part, a well lid is arranged on the top joint, and any two adjacent surfaces of the base, the height adjusting part and the top joint are connected through concrete; the height adjusting part comprises a reducing joint used for adjusting the diameter of the well, an adjusting joint used for increasing the height and an adjusting gasket. The assembly concrete inspection well is scientific and reasonable in design, convenient to construct, quick and flexible in installation, high in strength, good in anti-seeping performance, safe and reliable in well body quality, capable of facilitating butt joint of sewage pipes in units of a community and suitable for check of gathered sewage.

The invention provides a masonry construction method of crown bricks among a wall body beam, a floor slab bottom and an infilled wall, and the masonry construction method is suitable for sloping bondof the crown bricks of a housing building wall body. The masonry construction method is characterized by comprising the following steps that a, triangular concrete prefabricated block molds of the crown bricks among the wall body beam, the floor slab bottom and the infilled wall are manufactured; b, triangular concrete prefabricated block concrete is poured into steel plate frame molds and is compacted and leveled; c, the steel plate frame molds are removed, and triangular concrete prefabricated blocks are cured; and d, during masonry construction of the crown bricks among the wall body beam,the floor slab bottom and the infilled wall, the triangular concrete prefabricated blocks are filled in an inverted mode, and thus the crown bricks of the wall body can be closely combined. The masonry construction method of the crown bricks among the wall body beam, the floor slab bottom and the infilled wall has the advantages that the triangular concrete prefabricated block molds are simple instructure and convenient to manufacture, the triangular concrete prefabricated blocks are high in compactness, the masonry speed of the crown bricks among the wall body beam, the floor slab bottom andthe infilled wall is increased, the working efficiency is improved, and the engineering cost is lowered.

The invention provides a thin wallboard which comprises an integral type wallboard formed by pouring ceramsite concrete, the length of the wallboard is smaller than a distance between the ground and the bottom surface of a top structure beam or soffit by 30-50 mm, a through chase mortise is arranged on one of two side edges in the length direction of the wallboard, and a tenon matched with the chase mortise is arranged on the other side edge. The invention provides a composite wall simultaneously, the composite wall comprises at least two thin wallboards which are upwards placed vertically in the length direction and linearly distributed, and the composite wall body is formed by clamping the tenon of one thin wallboard into the chase mortise of the other thin wallboard in a splicing manner. According to the thin wallboard and the composite wall thereof, the quality problems of cracking, leakage and the like of a conventional wall are solved, simultaneously, mortar rendering can be prevented, the construction speed is increased, and accordingly, the construction period is remarkably shortened.

The invention relates to a construction method and a used construction tool. An old method which has been used for thousands of years is still used for building a wall at present; and a height pole is erected, a seat angle is set, and a line is suspended at the corner of the wall. The old method has higher requirements on level of technician skill; and verticality, axiality, flatness, horizontal seam, various elevations and the like are difficult to master. In the invention, a straight pole is erected at the corner of the wall and is vertically adjusted and stabilized; a line is suspended on the straight pole to build the wall; layer strips are arranged on the straight pole; and a line suspension part of a line suspender is aligned with layer scales all the time, so that no error in elevation is guaranteed. A building formed by the construction method does not have error in verticality or axiality of the wall, and has square rooms, accurate width, flat and vertical double planes, a uniform and consistent horizontal seam, accurate lintel height, no error of wall height and an accurate ring beam; structural performance, tensile strength and earthquake resistant behavior are all greatly improved; and due to the vertical wall, the plaster is thin and quick, materials are saved, use space is expanded, hollowing of plaster is avoided, and falling phenomenon is reduced. The construction tool comprises the straight pole, an adjusting supporting piece and the line suspender on the straight pole.

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 relates to the field of bricklaying of a light-weight brick structure furnace wall lining of an industrial furnace, in particular to a jumping bin bricklaying method of a light-weight brick furnace wall of an annealing furnace. The jumping bin bricklaying method of the light-weight brick furnace wall of the annealing furnace is characterized in that the method is carried out according to the following steps of (1) preparation; (2) assembly and bricklaying of wall plates; (3) laying and adhesion; (4) jumping bin bricklaying; and (5) bricklaying of an upper layer in sequence. The jumping bin bricklaying method of the light-weight brick furnace wall of the annealing furnace is high in bricklaying quality, high in bricklaying speed, low in cost, little in environmental pollutionand long in service life.

The invention relates to a skew brick and a steel ladle wall construction method using the same. The lower surface of the skew brick is a plane, the cross section in parallel with the lower surface of the brick is fan-shaped, and the upper surface of the skew brick is an inclined surface which is tangentially inclined along the fan shape. When the skew brick and the steel ladle wall construction method are used for constructing steel ladles, as door closing is not needed during a steel ladle construction process, operation is simple and construction speed is high compared with a traditional construction method.

The invention discloses a multifunctional trolley auxiliary device for coke oven masonry, which comprises masonry bodies. A gangplank is arranged between the masonry bodies, an ash scraping trolley is arranged above the gangplank, a rail is arranged between the ash scraping trolley and the gangplank, a groove wheel is arranged at the bottom of the ash scraping trolley, the groove wheel and the rail are mounted in a matched manner, the ash scraping trolley moves forwards or backwards on the rail in the rolling process of the groove wheels, the ash scraping trolley is provided with an ash scraping mechanism, the ash scraping mechanism removes and collects ash scars on the opposite inner side surfaces of the masonry bodies, and the technical problems that in the prior art, the ash scar removing difficulty is large, and operation of workers is not comfortable due to the change of the ash beating height are solved.

The invention relates to a calculating method of the number of masonry sealing bricks of firebricks of a rotary kiln. The calculating method of the sealing bricks is characterized by comprising a calculating method of VDZ standard bricks and a calculating method of ISO standard bricks, wherein in the calculating method of the VDZ standard bricks, the VDZ standard bricks are equal-middle bricks, the middle width of a BP22 brick is 10mm less than that of the VDZ standard brick, the middle width of a BP+22 brick is about 8mm higher than that of the VDZ standard brick, so that the middle width of the BP22 brick and the BP+22 brick is about 2mm less than that of the two VDZ standard bricks; in the calculating method of the ISO standard bricks, the ISO standard bricks are equal-big-head bricks, the big-head width of a P22 brick is 20 mm less than that of the ISO brick, and the big-head width of a P+22 brick is 10mm less than that of the ISO standard brick; generally, the dimension of eight standard bricks is used as a reference number, then the dimension of nine standard bricks is measured, and the data, namely the difference between measured data and the data of the eight standard bricks is the data of the sealing bricks; and then the using number of the sealing bricks is calculated in a manner that the large-head width of the P22 brick is 20 mm less than that of the standard brick and the large-head width of the P+22 brick is 10mm less than that of the standard brick. The calculating method disclosed by the invention has the beneficial effects that a sealing area can be measured in advance, the number of the sealing bricks is also accurately calculated out, in the process of masonry, the adjusting number of the firebricks in the sealing area is reduced, massive human resources are reduced, adjusting time is shortened, and the sealing masonry speed is improved.

The invention belongs to a novel building material, and relates to a sand bag brick capable of realizing mutual adhesion and connection. The sand bag brick is characterized in that a braided bag is made into a cuboid shape from polyethylene or polypropylene materials; the edge of a bag opening is in a groove shape; two tightening ropes are arranged along the edge of the bag opening in a trapezoidal shape; the front side of the rectangular braided bag is provided with hook and loop magic tapes; double-sided magic tapes are arranged on the hook and loop magic tapes; the back side of the rectangular braded bag is provided with round hoop magic tapes; after the braided bag is fully filled with sand and soil, the two tightening ropes are simultaneously and tightly pulled; the bag opening is tightened, and the two tightening ropes are knotted and tightly tied; and the sand bag brick is formed. The sand bag brick is a shape of a regular cuboid; local materials of the sand and the soil can be used and filled into the bag; and the sand bag brick is obtained. The sand bag brick has an adhesion and connection structure, so the building speed is high; a built body has good intensity and good toughness and can be conveniently dismounted; the repeated use can be realized; and the consumption is low. The sand bag brick belongs to a novel building material, has the building characteristics of high speed and convenience, has wide purposes and can be favorably popularized and applied.