65results about How to "Flexible construction methods" patented technology

The invention discloses a carst region double-arch road tunnel construction method, which comprises the following steps; 1. carrying out construction preparation; 2. carrying out construction at channel openings; 3. adopting a three-pilot-tunnel method for constructing the channel inlet opening section, and adopting a step digging method for digging during the three-pilot-tunnel method construction; 4. adopting a middle-pilot-tunnel method for constructing the middle communication section of the channel, and adopting a full cross section method for digging during the middle-pilot-tunnel method construction; 5. adopting the three-pilot-tunnel method or the middle-pilot-tunnel method for constructing the channel outlet opening section, adopting the step digging method for digging when the middle-pilot-tunnel method is adopted for digging construction of the channel outlet opening section, and synchronously carrying out secondary lining construction from the front part to the back part in the digging construction process of the channel inlet opening section, the middle communication section of the channel and the channel outlet opening section. The invention has the advantages of reasonable design, simple and convenient construction, safe and reliable construction process, flexible construction mode, short construction period and greatly simplified construction steps, and effectively overcomes various defects during the traditional carst region double-arch road tunnel construction.

The invention relates to a building ecological heat-insulation mortar and a preparation method of the heat-insulation mortar, belonging to the technical field of buildings heat-insulation mortar materials. The preparation method mainly comprises the steps of organically combining phase change material, material for regulating environment humidity and adsorbing harmful gas, and foaming heat-insulation inorganic cementing material, and fully building an ecological environment of human and buildings. The raw materials are cheap and easily available, thus being conducive to waste recovery, environment friendliness and energy conservation. The product is convenient to produce, package, store, transport and construct. Heat-insulation inner wall mortar, heat-insulation outer wall mortar, heat-insulation building mortar, heat-insulation floor heating mortar and heat-insulation wall pouring mortar can be prepared by regulating different formulas. The construction modes include manual scraping, pouring and mechanical spraying.

The invention provides an archaistic building and a manufacturing method thereof, relating to the technical field of manufacturing of historic buildings. The archaistic building comprises a ground foundation, a main body steel structure, archaistic upright pillars and archaistic joint tiles, wherein the archaistic joint tiles and the archaistic upright pillars are made of modified cement and are factory prefabricates with lifelike forms and excellent assembling and archaistic effects. Besides, the steps of the manufacturing method are simple, and the manufactured archaistic joint tiles are scientific in physical dimension design and reasonably butted and have the advantages that water seepage and rain leakage are avoided, the texture is real, the durability is good, and the appearance and the proportion are accordant with traditional tiles. According to the manufacturing method, the technical problems of long construction cycle and short service life in the prior art are solved, the construction of the archaistic building is relatively reasonable, and the application of the archaistic building is relatively wide.

The invention discloses a wooden structure house and a building process thereof. The wooden structure house comprises a house main body structure and a roof structure, wherein every floor of the house main body structure comprises a plurality of wall bodies 1; the adjacent floors are separated by a floor plate; the wall bodies 1 and the floor plate are an integrated composite board or are formed by splicing a plurality of composite boards arranged on the same plane; the integrated composite board is formed by piling a plurality of layers of wooden boards with same shapes and sizes; and the wooden board is formed by splicing a plurality of wooden plate strips which are arranged on the same plane. The building process comprises the following steps of: 1, on-site constructing foundation and basement, factory-prefabricating and transporting the integrated composite boards; and 2, using the prefabricated composite boards to assemble the wooden structure house on the spot. The wooden structure house in the invention is simple in construction process, controllable in construction quality, low in input investment, rational in structural stress of the built house, beautiful in shape, wide in application range and convenient for prefabricating the integrated boards and suspending on the spot.

The invention discloses a building roof construction process. A construction roof comprises a roof structure plate, a parapet wall and a roof surface layer, wherein the parapet wall is arranged above the roof structure plate, the roof surface layer is paved on the roof structure plate, a roof exhaust system is arranged on the construction roof and comprises a plurality of first horizontal exhaust pipes, the first horizontal exhaust pipes are respectively laid in a slope finding layer or a heat insulation layer in the roof surface layer, two ends of each first horizontal exhaust pipe are respectively connected with a vertical exhaust pipe, and the vertical exhaust pipes are embedded in the side walls of the parapet wall and a discharge flue or the side wall of an exhaust passage. The construction process of a construction roof comprises the steps of 1, surveying and setting out; 2, parapet wall, discharge flue and exhaust passage construction; 3, horizontal exhaust pipe positioning installation; 4, exhaust pipe connection; 5, roof surface layer construction; and 6, rigid protecting layer mesh division and caulking construction. The construction process has the advantages that the steps are simple, the operability is high, the realization is convenient, in addition, the work efficiency is high, the construction effect is good, and the construction quality of the construction forming building roof can be effectively ensured.

The invention relates to a high performance polymer cement foam material and a method for preparing the same. The high performance polymer cement foam material comprises the following components in weight portion: 500 to 1,000 portions of sulphate aluminium cement, 500 to 0 portion of admixture, 20 to 100 portions of polymer, 20 to 100 portions of foaming agent, 5 to 20 portions of composite additive, 0 to 20 portions of fiber, and 500 to 900 portions of water. The method for preparing the high performance polymer cement foam material comprises the following steps: firstly, preparing the foaming agent and the water into a foaming solution according to the ratio of 1 to 10, and preparing the foaming solution into tiny, even and stable foams through a compressed air foaming machine; secondly, simultaneously stirring the cement, the admixture, the polymer, the composite additive, fiber, and the remaining water to prepare a polymer neat cement paste, then inputting the foams and the polymer neat cement paste into a slurry agitator for agitation,, and evenly mixing the materials into a slurry; and thirdly, casting, molding and natural curing on the slurry to obtain the high performance polymer cement foam material. The high performance polymer cement foam material overcomes the disadvantages that an inorganic foam material has heavy brittleness, high water absorption rate, and poor heat insulation effect, and avoids the defects that an organic heat insulating material is easy to burn and has poor weathering resistance; besides, the high performance polymer cement foam material has the advantages of light weight, heat insulation, economy, environmental protection, waste recycling, innocuity, endurance, and same service life as a building, and can be applied to heat insulations of roofing, wall body, and floor (floor warming).

The invention discloses an anti-skid ecological building block which is in a special shape similar to a triangle. The anti-skid ecological building block comprises a building block top and a building block bottom, wherein the building block top is an arc-shaped protrusion, the building block bottom is provided with two arc-shaped protrusions in horizontal symmetry, the bottom of the building block is provided with an anti-skid groove, and the building block is provided with a planting hole penetrating through the building block. The invention further discloses application of the ecological building block in construction of ecological revetments. The ecological building block is good in anti-skid effects, safe in construction, material-saving, light in weight and convenient to construct. Construction forms of the ecological revetments are flexible, the built ecological revetments are attractive in appearance, and firmness of the ecological revetments can be improved through fixing and additional arrangement of anchor bars.

The invention discloses a steel-concrete composite girder construction technology striding over current line and being parallel to existing lines, which comprises the flowing steps: firstly, erecting a supporting falsework, wherein the supporting falsework comprises a plurality of temporary buttresses which are distributed between two buttresses from left to right, and the distribution positions of the plurality of temporary buttresses respectively correspond to the connection position of two adjacent steel grinder sections of a steel grinder body in a construction steel-concrete composite girder; secondly, hoisting the steel grinder sections, wherein a plurality of steel grinder sections constituting the steel grinder body are hoisted in place one by one; thirdly, splicing the steel grinder body, wherein splicing is conducted on the steel grinder body after linetype adjustment and camber adjustment; fourthly, converting the system; fifthly, conducting concrete pouring construction on a ballast channel plate; and sixthly, detaching the supporting falsework. The steel-concrete composite girder construction technology has reasonable design, convenience in the construction, low investment cost, good using effect, high construction efficiency, short construction period and low safety risk, and the adopted supporting falsework has a simple structure and high satiability and is economical and practical.

Said invention adopts the expanded pearlite with rich micropores and makes it into filter block with rough surface, every filter block has several recessed grooves on its transverse direction, two sides of its longitudinal direction and its back side are equipped with water-retention walls, and lower front end of its bottom portion is equipped with a water-receiving groove. Several filter blocks are connected, and made into a filter unit with inclined step-like structure from bottom to top, and the inclined angle of the filter unit alpha is greater than or equal to 10 deg.C or less than or equal to 30 deg.C, on the filter block the wetland economic plant is planted, the eutrophicated water or urban domestic water water can be slowly flowed through filter block to form membrane phase effect so as to clean water quality.

An occlusive pipe construction method comprises the following steps: constructing reinforced concrete piles in advance; constructing full-plain concrete piles by using a manual construction mode among piles after the reinforced concrete piles are solidified to a certain strength, wherein the full-plain concrete piles and the reinforced concrete piles are mutually occluded. According to the method, the reinforced concrete piles are constructed in advance, then the full-plain concrete piles are constructed manually without cutting the bodies of the reinforced concrete piles, and the constructing processes of the reinforced concrete piles and the full-plain concrete piles are relatively independent of each other and do not interact; in addition, strict requirements on time can be avoided as the construction of the reinforced concrete piles can be carried out without judging the forming states of the full-plain concrete piles first; the technology difficulty is greatly reduced, and the construction of manual hole shaping is free of strict shape requirements; construction manners can be flexibly changed when a rocky stratum is encountered during construction, the rocky stratum can be rapidly penetrated, the hole shaping quality can be controlled conveniently, and the occlusive effect is better than that of the traditional construction manner.

The invention discloses an erecting construction process for a large-span steel-concrete combination beam. The constructed steel-concrete combination beam comprises a main beam body and a concrete bridge deck slab paved on the main beam body. The main beam body is a steel beam body and comprises a mid-span beam section and two side-span beam sections. The mid-span beam section and the two side-span beam sections are connected through initial beam sections. The erecting construction process for the steel-concrete combination beam comprises the steps that 1, the initial beam sections are erected; and 2, the mid-span beam section and the two side-span beam sections are erected, specifically, the mid-span beam section and the two side-span beam sections are erected through section suspended splicing beam lifters; when erected, the mid-span beam section is erected through the two section suspended splicing beam lifters from the two sides to the middle till the mid-span beam section is closed; when erected, the two side-span beam sections are erected through the two section suspended splicing beam lifters correspondingly. According to the erecting construction process for the large-span steel-concrete combination beam, the steps are simple, the design is reasonable, construction is easy and convenient, and the using effect is good; the erecting process of the steel-concrete combination beam can be easily, conveniently and rapidly competed through the section suspended splicing beam lifters.

The invention provides integrated multifunctional movable construction equipment, which can independently finish transportation, preparation and construction works of casting materials such as concrete, mortar and neat paste. The equipment comprises the following 7 parts: a movable carrier, a power system, a material system, a delivery system, a stirring system, a control system and an auxiliary tool module, wherein a vehicle and a ship are used as the movable carrier; a combined movable engine capable of meeting the power requirements of the equipment is used as the power system; the material system is used for feed, storage and preparation of powdery materials, granular materials, lumpish materials, fibrous materials and liquid materials; the delivery system is used for sequentially adding materials in a stock bin into the stirring system according to a proportion and also regulating the temperature of the materials; the stirring system can be used for adding trace materials and compulsively stirring the materials uniformly; the control system is used for controlling the modules to achieve an integral function according to requirement and sequence; the auxiliary tool module mainly comprises a power supply interface and simple construction equipment, and the construction equipment can be flexibly selected and matched.