82results about How to "Avoid thermal bridging" patented technology

The invention discloses a prefabricated sandwich heat-preservation heat insulation concrete external wall panel and a fabrication method. An integral composite wall panel which is structured in a way of wall body- heat insulation-architectural decoration from interior to exterior is adopted, the wall body is a load-bearing concrete structural layer, the middle of the wall panel adopts a heat insulation board, and the outermost side of the wall panel is an architectural decoration cladding panel, the three layers of the wall panel are connected into a whole by heat insulation connectors, so that the composite external wall panel is applicable to assembling an integral shear wall structure or an integral frame-shear wall structure, and also meets the requirements of buildings on energy conservation and fire protection. The prefabricated sandwich heat-preservation heat insulation concrete external wall panel is prefabricated in a factory and is mounted on site, so that the production and construction efficiencies are high, and the quality is also ensured; besides, the external wall panel realizes energy conservation, environmental protection, fire protection and heat insulation, and also has remarkable comprehensive benefits.

The invention provides interior wall plastering mortar, which is prepared by mixing the following components in part by weight: 30 to 35 parts of ordinary Portland cement, 4 to 5 parts of hydrated lime, 5 to 10 parts of light aggregate, 50 to 60 parts of heavy aggregate, and 1.0 part of C-type composite auxiliary, wherein the light aggregate is an inorganic vitrified hollow cellular material of which the fineness is lower than 100 meshes; the heavy aggregate is ordinary river sand; and the C-type composite auxiliary is sold by Guangzhou Hecheng Trading Company. The construction method for the interior wall plastering mortar comprises the following steps: diluting the light energy-saving interior wall plastering mortar with water accounting for 30 to 50 percent of the weight of the mortar; and mechanically or manually stirring the diluted mortar until the mortar is mixed uniformly to achieve the viscosity suitable for mechanical spraying or manual construction. Therefore, the mortar can be sprayed mechanically or constructed manually. The interior wall plastering mortar has light weight and energy conservation, can prevent hollowness, cracking and falling off by being matched with a light wall body, can effectively reduce cracking of the mortar, ensures the quality of construction work, has the advantages of heat insulation and noise reduction, low cost of unit area, good grain composition, good peaceability, mechanical construction contribution and simple process.

The invention discloses a construction method for building house with the insulating bricks, the building house includes an external wall built with insulating bricks and an internal wall, a floor slab, a door and window and a collar beam that are connected with the external wall; a concrete constitution post is arranged between the external wall and internal wall, a tie column node is arranged on the external wall, the concrete constitution post extends toward the internal wall and forms an extension section, then insulating layers are respectively arranged at the following points: the two sides of the extension section, the horse-tooth trough near the inner side of the external wall, the inner side of the through section of the structural node, the space between the end of the floor slab and the external wall, the inner side wall of the external wall near the door and window and the inner side of the collar tie beam. The invention solves the problems of the traditional internal heat-insulating technology that a thermal bridge is formed at the node, which causes the condensation of moisture, the gather of mold, accumulation of salt in the surface, peeling and so on at the wall corners and the corner between the floor, the roof and the wall. The construction method can greatly reduce the construction difficulty and the building cost.

The invention provides an aqueous heat-insulating flame-retardant coating nanomaterial. The aqueous heat-insulating flame-retardant coating nanomaterial comprises the following ingredients in parts byweight: 70-80 parts of silicone acrylic resin, 4-8 parts of modified nano silicon carbide, 1-3 parts of silicon dioxide aerogel, 12-18 parts of hollow glass beads, 3-6 parts of Mg-Al hydrotalcite, 1-3 parts of wetting dispersant, 1-3 parts of diatomite, 3-6 parts of potassium titanate whiskers, 0.2-1 part of antifoamer and 30-40 parts of water, wherein the modified nano silicon carbide is mainlyprepared from nano silicon carbide, bentonite and a silane coupler. The coating material has excellent high-temperature resisting and heat-insulating properties and is good in flame retardance and long in service life.

The invention relates to a spontaneous heating electric heat dissipating device for an electronic device and an optimization method therefor. The electric heat dissipating device comprises a heat pipe, a heat pipe evaporation end substrate, a heat pipe condensation end substrate and a fan, wherein the heat pipe is mounted between the heat pipe evaporation end substrate and the heat pipe condensation end substrate; heat dissipation fins are respectively mounted on the heat pipe evaporation end substrate and the heat pipe condensation end substrate, the heat dissipation fins on the heat pipe evaporation end substrate and the heat dissipation fins on the heat pipe condensation end substrate are arranged in a staggered manner, the heat pipe evaporation end substrate is connected with a thermoelectric power generation sheets that are connected with the electronic device via a heat extension block, refrigeration sheets are inlaid on the heat pipe condensation end substrate and are electrically connected with a control device, and the control device is electrically connected with the thermoelectric power generation sheets and the fan. Via use of the spontaneous heating electric heat dissipating device and the optimization method therefor, heat dissipation can be accelerated, temperature of cold sides of refrigeration sheets can be lowered, heat bridge phenomena can be effectively prevented via the refrigeration sheets, heat dissipating effects can be improved, and convenience of installation as well as marked dissipating effects are realized.

The invention discloses an FRP board material and recycled concrete sandwich heat preservation combined wall body. These include: recycled concrete outer wall panels, recycled concrete inner wall panels, FRP panels, FRP wall connection concave and convex parts. The FRP board is placed in the middle of the wall, and the flanges of the FRP board are poured into the recycled concrete inner and outer wall boards. The space between the web and the wall of the FRP board is filled with thermal insulation expanded polystyrene EPS material. At the same time, the FRP wall connection concave and convex parts are placed at both ends of the wall. The invention recycles the discarded construction waste concrete to make regenerated concrete, which saves resources. The combination of the two overcomes the shortcomings of traditional wall structures such as troublesome construction, high cost, inconvenient construction, and poor ductility. On the other hand, the self-weight of the wall is reduced, the cost is reduced, and the wall has a good thermal insulation effect at the same time. The invention can be used for non-load-bearing filling walls with thermal insulation and load-bearing and anti-seismic shear walls in house construction and industrial plants.

The invention relates to a heat bridge-free self-insulation building block comprising insulation boards and concrete, wherein the insulation boards are arranged in the concrete at intervals in four rows; concrete ribs are formed between adjacent insulation boards in the same row; the concrete ribs and the insulation boards in different rows are staggered; the insulation boards in even layers and odd layers respectively extend out of the left side and the right side of the building block to form outwards-extended insulation boards; and all the insulation boards extend out of the top surface of the building block to form outwards-extended insulation boards. The building block disclosed by the invention has the beneficial effects that the heat bridge effect of non-insulation parts of the building block, masonry mortar joints and the like can be avoided with no need of adopting other insulating layers, so that the energy saving ability of the buildings is greatly increased and the heat insulation effect is enhanced and has the advantages of durable service, safety, fire prevention and effectiveness in sound insulation. According to the invention, the heat preserving layer does not need to be added, therefore, the construction technique is convenient, the speed is high, the building efficiency is increased, the material is saved, the transportation volume is reduced and the construction cost is reduced.

The invention discloses a high-performance assembly-type combined externally-hung wallboard. A main body part of the high-performance assembly-type combined externally-hung wallboard can be divided into three layers, wherein a decorative layer is prepared of a colorful high-ductility cement-based composite material, a thermal insulation layer is prepared of foamed concrete, and a structure layer is prepared from lightweight ceramsite or baking-free light aggregate concrete, so that wallboard self weight is light. A wallboard and the main body part are connected through limit slippage nodes, so that influences of the main body part on the externally-hung wallboard in earthquake are reduced. The high-ductility cement-based composite material of the decorative protective layer is high in tensile strength, ductility, and is excellent in cracking controlling performance, and the color can be customized. Dovetail grooves are arranged at the interfaces of different layers, the layers of the wall body are connected through connecting components with forks and wings, so that wall body integral performance is improved. The connecting components are coated with FRP, so that wallboard heat bridge effect is reduced effectively. The high-performance assembly-type combined externally-hung wallboard possesses thermal insulation performance, energy saving performance, is high in weight, is high in strength, and is excellent in durability; wallboard decoration-thermal insulation-structure function combination is achieved; and the application prospect is promising.

The invention provides a thermal-bridge-free thermal insulation building block for a dry operation and a wall building method. The thermal-bridge-free thermal insulation building block for the dry operation mainly comprises a horizontal side thermal insulation board, a recessed connector, protruding connectors and core column pouring holes. The thermal-bridge-free thermal insulation building block is characterized by comprising a main block and a coordinate block, wherein the main block is of a trough type and is provided with one recessed connector and two protruding connectors; the coordinate block is of an 'L' type and is provided with one protruding connector; the horizontal thermal insulation board is horizontally arranged on one side which is not provided with the connector; three core column pouring holes are respectively and uniformly formed in the protruding connectors of the main block and the coordinate block in the vertical direction. The thermal-bridge-free thermal insulation building block has the beneficial effects and advantages that all horizontal and vertical seams of a built wall are mutually staggered, and a thermal bridge effect of a non-thermal-insulation part of a building block, built seam parts and the like can be avoided while no other insulating layer is adopted; the dry operation is adopted in a building process, construction is simple, convenient and economic, and requirements of different self-thermal-insulation walls can be met.

The invention relates to an insulation board used for overcoming the thermal bridge effect of a wall. The insulation board comprises a face plate and a substrate, wherein the face plate and the substrate are identical in shape and equal in thickness, and the insulation board is either a two-dimensional perpendicular structure or a three-dimensional perpendicular structure which is integrally formed by the face plate and the substrate; the face plate and substrate of a two-dimensional perpendicular insulation board are equal in dimension, and are alternately arranged to form a convex first splicing part at the edge of the two-dimensional perpendicular insulation board; the face plate of the three-dimensional perpendicular insulation board is less than the substrate so as to form a convex second splicing part at the edge of the three-dimensional perpendicular insulation board, and the first splicing part and the second splicing part are matched with each other. The two-dimensional perpendicular insulation board, the three-dimensional perpendicular insulation board and a flat insulation board with a convex splicing edge are mutually matched to be used for inner and outer walls, and a heat dam can be built on a heat transfer channel to cut off a thermal bridge, so that the thermal bridge effect can be eliminated.

The invention discloses a prefabricated sandwiched thermal-insulation wallboard with novel connectors. The prefabricated sandwiched thermal-insulation wallboard comprises a prefabricated wallboard internal wall, a sandwiched thermal-insulation layer and a prefabricated wallboard external wall from inside to outside, stress reinforcing steel bars are arranged in each of the prefabricated wallboard internal wall and the prefabricated wallboard external wall, and rubber airtight strips are arranged at the upper and lower ends of the sandwiched thermal-insulation layer; the latticed fiber connectors are vertically arranged between the prefabricated wallboard internal wall and the prefabricated wallboard external wall in a continuous manner or at intervals, and two sides of each latticed fiber connector are respectively embedded into the prefabricated wallboard internal wall and the prefabricated wallboard external wall; an internal decoration layer attaches to the surface of the prefabricated wallboard internal wall, and an external decoration layer attaches to the surface of the prefabricated wallboard external wall. By the arrangement, the prefabricated sandwiched thermal-insulation wallboard has the advantages that the heat bridge effect in the prefabricated sandwiched thermal-insulation wallboard is avoided effectively, and the wallboard is good in thermal-insulation and fireproof effects, capable of being fast mounted on a construction site and applicable to assembling fields such as public and civil buildings.

The invention provides a thermal-bridge-free thermal insulation building block and a wall building method. The thermal-bridge-free thermal insulation building block mainly comprises a horizontal thermal insulation board, a recessed connector, protruding connector thermal insulation boards and protruding connectors. The thermal-bridge-free thermal insulation building block is characterized by comprising a main block and a coordinate block, wherein the main block is of a trough type and is provided with one recessed connector and two protruding connectors; the coordinate block is of an 'L' type and is provided with one protruding connector; the horizontal thermal insulation board is arranged on one side which is not provided with the connector, and the protruding connector thermal insulation board is arranged in each protruding connector. The thermal-bridge-free thermal insulation building block has the beneficial effects and advantages that all horizontal and vertical mortar joints of a built wall are staggered mutually, and a thermal bridge effect of a non-thermal-insulation part of a building block, built mortar joint parts and the like can be avoided while no other insulating layer is adopted; energy-saving capacity of a building is greatly increased, a thermal insulation effect is enhanced, and the thermal-bridge-free thermal insulation building block is durable, safe and fireproof and achieves an effective sound-proof effect.

The invention relates to the architecture field, and particularly provides an energy-saving sandwich composite renewable brick wall with self-bonding bricks and a building method thereof. The sandwich composite brick wall is composed of an inner wall body, an outer wall body, and an interlayer between the inner and outer wall bodies. The interlayer is internally provided with a thermal insulation material which is foam-in-place insulating mortar. According to the invention, the sandwich composite brick wall adopts the self-bonding bricks to replace metal bonding pieces or steel meshes, thereby overcoming the problems that a traditional sandwich energy-saving brick wall with a method of bonding an inner wall body and an outer wall body by metal bonding pieces or steel meshes fails to satisfy the standard on anticorrosion and durability. In addition, the method also overcome the defect of a heat bridge effect of a sandwich composite brick wall resulted from metal bonding pieces, and further, can improve the heat insulation effect of the sandwich composite brick wall.

The invention discloses a solar water heater, which comprises a water tank, wherein the water tank is used for storing heated hot water and is of a cube structure, a heat insulation layer is arranged outside the cube structure, the heat insulation layer is a heat insulation building block and is formed by compounding a concrete substrate (1) and a vacuum heat insulation plate (2), the vacuum heat insulation plate (2) is positioned in an open groove of the concrete substrate (1), and mortices (3) and glossal grooves (4) are formed at the upper and lower sides and the left side and the right side of the heat insulation building block. The solar water heater has the advantages that the heat insulation building bock is adopted, the heat loss is effectively prevented, and the energy sources are saved.

The invention discloses a trellis type sandwiched and heat-bridge free concrete block and a preparation method thereof. The trellis type sandwiched and heat-bridge free concrete block includes sandwiched thermal insulation layer trellis type concrete and concrete ribs, and at least four sandwiched thermal insulation layers are arranged in the trellis type concrete; and every two sandwiched thermal insulation layers on each layer are separated by one concrete rib, at least two concrete ribs are arranged on each layer, and the sandwiched thermal insulation layers and the sandwiched thermal insulation layers on the adjacent layers are mutually staggered. The invention has the effects and advantages that the heat bridge effect at the part without thermal insulation of the building block can be prevented without adopting other thermal insulation layers, so that the energy-saving capability of a building is greatly improved, the thermal insulation effect is enhanced, and durability, safety, fire resistance and effective sound insulation can be realized; and the construction technique is convenient, the speed is high, the building efficiency is improved, material is saved, transporting capacity and construction cost are reduced, the building block is light, and the cost of the whole building is low.

The invention provides a bridge-cutoff cornice structure applied to an ultra-low energy consumption building. The bridge-cutoff cornice structure comprises a reinforced concrete wall body, a reinforced concrete floor slab, a wall body cornice, a heat insulation material layer and a reinforced concrete construction layer, wherein a construction layer reverse cornice is arranged at the inner side ofthe reinforced concrete construction layer; and the construction layer reverse cornice and the wall body cornice are in lap joint and are isolated by an efficient heat insulation plate. The bridge-cutoff cornice structure has the advantages that the structure safety of an external construction layer of a sandwich heat insulation product can be effectively ensured; and the cornice structure can beprevented from generating a heat bridge effect. The bridge-cutoff cornice structure has the advantages that the heat insulation effect is good; the structure is simple; the connection is firm and reliable; and the construction is easy.

The invention provides an efficient thermal-insulation block, and belongs to the field of building structures. By adoption of the efficient thermal-insulation block, the problem of the poor thermal insulation effect of existing thermal-insulation blocks is solved. The efficient thermal-insulation block comprises two parallel outer side plates and an inner side plate located between the two outer side plates in a spaced mode. The efficient thermal-insulation block further comprises a thermal-insulation plates which are attached to the two sides of the inner side plate correspondingly. The innerside faces of the two outer side plates are clamped on the outer side faces of the two thermal-insulation plates correspondingly. Fasteners are arranged in the thermal-insulation plates in a penetrating mode, and the two ends of each fastener are connected with the inner side plate and the corresponding outer side plate correspondingly. The joints of the fasteners and the two outer side plates onthe inner side plate are staggered. By adoption of the efficient thermal-insulation block, thermal bridges on the fasteners can be avoided, and thus the overall thermal-insulation performance is better; and meanwhile, high-strength fixing of the thermal-insulation plates can be achieved through the fasteners.

Staggered tooth type thermal insulation building blocks and a thermal insulation wall body bricklaying method are provided. The staggered tooth type thermal insulation building blocks comprise staggered tooth type thermal insulation main building blocks and staggered tooth type thermal insulation secondary building blocks; a side of each of the staggered tooth type thermal insulation main building blocks is set to be a zigzag shape with different heights, and another side is set to be straight; a large protruding interface is arranged in a center of the zigzag shape side with different heights; both ends of the zigzag shape side with different heights are provided with two small protruding interfaces; a recess interface is disposed between the large protruding interface and the small protruding interface; a transverse thermal insulation plate at a non-interface side is disposed inside the straight side; a protruding large interface transverse thermal insulation plate is disposed inside the large protruding interface of the zigzag shape side with different heights; each of the staggered tooth type thermal insulation secondary building blocks is set to be in the form of L, with one side to be a non-interface end and the other side to be an interface end; a small protruding interface is disposed at the interface end, and the protruding large interface transverse thermal insulation plate is disposed inside the non-interface end; the recess interface and a protruding interface on each of the staggered tooth type thermal insulation main building blocks can enable the staggered tooth type thermal insulation main building blocks to be tightly engaged, so that the integrality of the thermal insulation wall body is excellent.