2478 results about "External cladding" patented technology

The invention discloses an organic polysilazane/inorganic nano-material super-hydrophobic coating and a preparation method thereof. According to the preparation method, firstly, an organic polysilazane solution is prepared, a silane coupling agent containing hydrophobic units is used for carrying out hydrophobization on an inorganic nano-material, and dispersion liquid of the hydrophobic inorganic nano-material is prepared; then, an organic material or an inorganic material or a metal material serves as a base material, and an organic polysilazane and the hydrophobic inorganic nano-material alternatively deposit on the surface of the base material in sequence through a deposition method; finally, appropriate heat treatment is carried out on the surface which is subjected to multiple times of alternative deposition. The obtained coating shows good super-hydrophobic performance, the contact angles of water drops on the surface of the coating are larger than 150 degrees, the rolling angles are smaller than 10 degrees, and the coating has good mechanical and chemical stability and has wide application prospect in the field of waterproof clothes, exterior wall coating, oil-water separation, biomedicine and the like. According to the method, the preparation process is simple, and large hydrophobic coatings can be established on various base material surfaces.

The invention relates to an energy-saving system for a reinforced concrete outer-casting built-in heat insulation wall body structure and a construction method thereof, which can effectively solve the problems of external wall heat insulation of a high-rise building with high heat insulation requirement and cracking and falling of a heat insulation layer. The system is produced by a wall body and reinforcing steel bars in the wall body which are cast by concrete. The method comprises the following steps that: a reinforcing steel bar frame of the wall body is produced and arranged, namely parallel vertical reinforcing steel bars and indoor floor-connecting board tie bars perpendicular to the parallel vertical reinforcing steel bars are bound together, a grid board is hoisted and externally suspended outside the vertical reinforcing steel bars of the wall body, and is bound with the vertical reinforcing steel bars of the wall body by hooked bars and binding steel bars as well as framework positioning bearing bars, then a framework is arranged on the framework positioning bearing bars and is firmly bound with reinforcing steel bars of beams and boards of a floor, lapping bars are reserved, a heat insulation grid board is firstly arranged, then reinforcing steel bars of corbel brackets of a balcony and an air conditioning board external wall are bound, finally the concrete is cast, the curing is performed, and the framework is removed to repair the structure. The system has good heat insulation effect, energy conservation, environmental protection, simple method, and huge economic benefit and social benefit.

The invention discloses a ceramic imitation cement, a ceramic imitation cement product and a preparation method thereof. The ceramic imitation cement comprises the following components in percentage by mass: 35 to 50 percent of hydraulic adhesive, 15 to 43 percent of aggregate particles, 8 to 28 percent of filler, 0.5 to 8 percent of polymer, 0.3 to 3 percent of fiber, 0.5 to 1.3 percent of water reducing agent, 0.2 to 1.3 percent of additive and the balance of water. The ceramic imitation cement product of the invention has the characteristics of high intensity, toughness, rigidity, non-inflammability, low water absorption rate, high resistance to freezing and thawing, antibiotic property, insect resistance, and mould resistance, looks like ceramic but does not need sintering or glazing, has decorating property of an FC plate but does not have the defects of the FC plate and has more functions; and the ceramic imitation cement product can be taken as inner wall and outer wall decorating plates of buildings, floors, outer wall hung plates, wall plates of subway stations and tunnel wall plates. The preparation method has the advantages of simpleness, convenience, practicability, small investment, quick response and capability of preparing ceramic imitation cement plates, plain concrete plates, and terrazzo slabs and flexible cement plates of various colors.

An improved modular building panel and system for building construction is disclosed. The improved modular building panel comprises a novel honeycomb or lattice core comprising multiple layers of corrugated, preferably metal, components mechanically connected by any means known in the art, but which may be chemical bonding. External cladding layers comprising a novel cement mix comprising, in a preferred embodiment, Portland cement, silica sand, perlite, glass beads, and water, in combination with the honeycomb structure, provide a lightweight, highly durable, low-cost, projectile resistant, highly insulating, water, mold and mildew resistant, wind resistant novel modular wall system which is adapted for use in commercial, residential, and other construction and which provides superior security to the user. The modular building panel and system of the invention may be utilized for walls, roofs, floors, bridges, or other structures.

The invention discloses a unilateral formwork erecting system of a cast-in-site concrete arc outer wall body and a construction method thereof. The construction method comprises the following construction steps: 1. setting an embedded part on a concrete floor slab below an arc wall body which is not cast; 2. pre-splicing an arc wall body formwork; 3. pre-splicing and mounting a unilateral support frame on site and fastening the unilateral support frame and the embedded part; 4. connecting the unilateral support frame and the arc wall body formwork; 5. setting up a scaffold required by the unilateral support frame; 6. adjusting, reinforcing and checking various parts; 7. casting arc wall body concrete between the arc wall body formwork and an arc outer wall body of an adjacent building; and 8. detaching the formwork after the concrete strength meets the specification requirement. The invention has the advantages of greatly shortening the construction period, saving labor force, reducing the construction cost and meeting the requirement of structural construction quality and is particularly applicable for wall body construction of automobile ramps, stadiums and other large-scale public buildings with arc structures.

The invention belongs to the field of building materials, and in particular relates to a building external wall thermal insulation foamed ceramic material and a production method thereof. The building external wall thermal insulation foamed ceramic material is prepared from the following raw materials in part by weight: 60 to 80 parts of industrial solid waste, 15 to 35 parts of fluxing material and 2 to 5 parts of foaming agent, wherein the industrial solid waste is a mixture of two or three of coal gangue, metal tailing and polishing waste in any ratio; the fluxing material is one or a mixture of two of albite and bottle waste glass in any ratio; and the foaming agent is silicon carbide powder. The method comprises the following steps of: mixing the raw materials, grinding, filling in a recrystallized silicon carbide die, feeding into a kiln, firing, naturally cooling, cutting, and inspecting to obtain the foamed ceramic material which meets the building external wall thermal insulation requirement. The building external wall thermal insulation foamed ceramic material has the characteristics of A-level non-inflammability, high thermal insulation and heat preservation performance, energy conservation, environment friendliness and low cost.

The invention discloses an external insulation system and a construction method of a straight compressing EPS inorganic composite plate. The external wall firstly pre-produces the straight compressing EPS inorganic composite plate or a straight compressing EPS inorganic composite decorative board in a factory and compresses an inorganic composite enhancement layer onto a single-side of an expanded EPS plate by using a mechanical method; the outer surfaces of a base course wall of a building all adopt the EPS inorganic composite plate which adheres to a leveling blanket through bonding sands; the slab joint is pointed by jointing material and the outside of the jointing material is sealed again by weather proofing sealant; and a finish is arranged at the lateral of the system. The invention is characterized by the anti-crack, the good durability, the reliability and safety, the low cost and the fast construction.

The present invention discloses a production line of a composite heat proof wall plate and an external heat proof plate of an external wall. The production line includes an automatic mounting moulding board mechanism, cloth-net roll mechanisms, a reseau cloth automatic cutting mechanism and an automatic plate-sending, shelf-installing and shelf-sending mechanism which are orderly linked by a belt feeding production chain. Mixing and material-dropping mechanisms are arranged above a section of belt feeding production chain between the automatic mounting moulding board mechanism and a first group of cloth-net roll mechanism and between a forward group of cloth-net roll mechanism and a next group of cloth-net roll mechanism. At least two groups of matched mixing and material-dropping mechanisms and the cloth-net roll mechanisms are arranged. The production line can produce the composite heat proof wall plate and at the same time can also produce the external heat proof plate of an external wall and has the characteristics of high production efficiency, simple and convenient operation and high quality of processing.

The invention provides a large-mode-area active optical fiber, which comprises a fiber core, a first cladding, a second cladding and a third cladding, wherein the first cladding, the second cladding and the third cladding sequentially encircle the periphery of the fiber core; the effective refractive index of the second cladding is lower than the effective refractive indexes of the first claddingand the fiber core; a pump core area encircles the outer side of the third cladding; an external cladding encircles the outer side of the pump core area and comprises a layer of air vent holes or capillary bars doped with quartz glass; and the effective refractive index of the external cladding is lower than that of the pump core area. On the premise of ensuring a large mode area of the active optical fiber, the optical fiber suppresses amplified spontaneous radiation, improves the stability of the optical fiber, and ensures the quality of light beam. The invention also provides a preparationmethod of the active optical fiber. By adopting a liquid phase multi-point doping mode of gas-phase aluminum doping and rare-earth ions, continuous doping for many times can be flexibly controlled and realized, the size of a rare-earth doped core bar is greatly increased, and uniform doping of the rare-earth ions and aluminum is simultaneously realized.

The invention belongs to the technical field of building materials and particularly relates to a fireproof composite thermal-insulation decorative board for an exterior wall and a preparation method thereof. The fireproof composite thermal-insulation decorative board for the exterior wall is characterized in that the fireproof composite thermal-insulation decorative board for the exterior wall comprises a fireproof thermal insulation layer, a strengthening layer and a decoration layer. The thickness of the fireproof thermal insulation layer is between 30 and 80mm, and the fireproof thermal insulation layer consists of rock wool and a calcium silicate board, or mineral cotton and the calcium silicate board, or a rock wool board and the calcium silicate board, or a mineral cotton board and the calcium silicate board, or one of the mineral cotton board and the rock wool board, wherein the rock wool, the mineral cotton, the rock wool board, and the mineral cotton board are all subjected to hydrophobic treatment by organic silicon. The thickness of the strengthening layer is between 3 and 8mm, and the strengthening layer is polymer mortar or the calcium silicate board. The decoration layer is fluorobcarbon coating, metallic paint, stone like coating or crylic acid emulsion paint. The thermal insulation board is arranged on the wall surface through a mode with the combination of adhesion and anchorage. The invention can prevent the thermal-insulation decorative board for the exterior wall from being burnt and destroyed too early during fire hazards, protect the safety of personal life of personnel and properties in buildings during the fire hazards, and has the advantages of controllable quality of prefabricated forming, assembled construction, and integrated decoration and thermal insulation functions.

The invention discloses a double-board laminated type concrete shear wall which comprises a laminated wallboard prefabricated part and a laminated wallboard truss steel reinforcement and laminated wallboard field-poured part, wherein the laminated wallboard prefabricated part comprises an external wallboard and an inner wallboard, an insulating layer is formed inside the external wallboard, and a steel reinforcement net is arranged inside the insulating layer. The production process comprises the steps of: (1) cleaning surface of a steel template; (2) automatically drawing, supporting the template and spraying a stripping agent; (3) placing a protective layer thickness spacer; (4) placing the steel reinforcement net of the external wallboard; (5) placing a truss; (6) placing an embedded part in the external wall; (7) pouring concrete; (8) installing an insulating material; (9) maintaining; (10) installing the steel reinforcement net inside the insulating layer; (11) repeating the steps 1 to 3; (12) installing steel reinforcement of the inner wallboard; (13) placing the embedded part of the inner wall; (14) pouring inner wall concrete; (15) laminating the external wall and inner wall; (16) conveying to a maintaining room for maintaining; and (17) hoisting and stacking. According to the invention, the materials are saved and the work efficiency is improved.

The multi-core optical fiber amplifier according to an exemplary embodiment of the present invention having the above configuration includes: a double clad multi-core optical fiber including a plurality of cores, an internal cladding enclosing the plurality of cores, and an external cladding enclosing the internal cladding; a pumping light source outputting pumping light; an optical fiber to which pumping light from the pumping light source is input; and a wavelength division multiplexing coupler coupling the optical fiber with the double clad multi-core optical fiber to apply the pumping light input to the optical fiber from the pumping light source to the double clad multi-core optical fiber.

The invention relates to a building energy-saving material based on the phase-change thermal-storage mechanism and a preparation method thereof. The preparation method comprises the steps of taking cement and other inorganic gel materials as a substrate, and doping a microencapsulated organic phase-change material-paraffin, thereby forming a novel external wall external thermal insulation materialwith the phase-change thermal-storage function. The preparation method adopts the microencapsulation technology for solving the loss and the out-leakage of the phase-change material and adopts the surface modification technology of a coupling agent and the polymer fiber toughness reinforcing technology, thereby solving the compatibility of paraffin microcapsules with the inorganic gel materials and the mortar cracking problem under high content of the paraffin microcapsules. The invention is mainly suitable for the field of energy-saving buildings with external wall external thermal insulation in the regions which are hot in summer and cold in winter and hot in summer and warm in winter in South China.

The invention relates to an ecology environment protection type regenerating aggregate function wall board and its manufacturing method. In our country, the builders rubbish caused by pulling down the old residence and building new reaches from forty million ton to sixty million ton every year. The comprehensive utilization ratio and level of the builders rubbish are quite low from long time, and the existing builders rubbish brick or building blocks belong to the extensive low affixation utilization ratio. The ecology environment protection type regenerating aggregate function wall board and its manufacturing method of the invention are that the builders rubbish is sorting machining and disintegrated, then formed different aggregates, used as the filler of the different wall board, produced into functionality wall board such as building sound proof wall board, building fireproofing partition wall board, building heat preservation wall board, outer wall board, outer wall composite wall board, and so on, according to the building function material principle. It gives prominence to the building function of the wall board, improves the level of its service performance, as well as effectively improves the affixation value of the comprehensive utilization of the builder rubbish. And it possesses notable economic and social benefit.

The invention relates to a construction method of a self-supporting single-side formwork erecting system of an ultrahigh exterior wall of a basement. The construction method mainly includes the steps of preparation before construction, anchor rod lengthening, cushion wood laying, standard combined steel formwork construction, double-channel-steel cross brace construction, profile-steel triangular support construction, screw fixing, upper portion fixing, concrete pouring, formwork demounting and repairing. The construction method is suitable for a high formwork of the exterior wall of the basement, especially high formwork construction with single-side formwork erecting of the basement. The self-supporting single-side formwork erecting system is high in waterproofness and stability, many holes generated in conventional formwork erecting methods are reduced, construction efficiency is improved, and the construction method has high technical and economic benefit.

The invention provides an overhanging type outer scaffold which comprises an outer scaffold body, the outer scaffold body is fixed to the outer side of a building outer wall through wall connecting pieces, and the wall connecting pieces comprise a first wall connecting piece, a second wall connecting piece and a third wall connecting piece. Compared with a traditional overhanging scaffold construction technology, the construction method has the advantages that by means of the construction method of embedded connecting steel plates on beams and fixing I-shaped steel, the problems that the overhanging scaffold has large requirements for I-shaped steel materials, and an embedded wall connecting rod is difficult to control on the aspect of parallelism and construction hole residues are solved.The embedded connecting steel plates do not affect masonry construction, the hidden danger of leakage caused by the fact that holes are reserved during masonry and the potential safety hazard causedby the fact that wall connecting rods are dismantled during worker construction are reduced, and the influence on the building structure is small. An overlong I-shaped steel material does not need tobe arranged to be fixed in a building, materials are saved, and the construction cost is saved. The problem that the parallelism of the embedded wall connecting rods is difficult to control is avoided, the construction efficiency is improved, and the construction period is shortened.

An elongate batten (1) adapted for positioning intermediate an inner wall framing member (2) and an outer wall cladding sheet (3) to facilitate dispersion and evaporation of moisture from a wall cavity. The batten includes at least one channel to facilitate migration and drainage of moisture between the batten and the framing member.

The invention discloses a building external wall face screeding and spray-coating device. The building external wall face screeding and spray-coating device is adjusted to be in the vertical state through a posture adjusting unit, three-dimension point cloud data of the wall face are obtained through a three-dimension scanning device, a target face to be operated is worked out in term of the data, and a motion mechanism is controlled to drive an operating head to carry out the screeding operation or spray-coating operation on the wall face. By the adoption of the building external wall face screeding and spray-coating device, only little manual cooperative work is needed, and automation of the wall face screeding and spray-coating operation can be achieved.