11results about How to "Both thermal insulation" patented technology

The invention relates to the technical field of building sound insulation and heat preservation, in particular to a steel frame building internal filling sound insulation structure which comprises a sound insulation connecting structure, the sound insulation connecting structure comprises two steel structure columns, and connecting plates are welded to one sides of the inner walls of the two steel structure columns through a plurality of connecting frames; the inner wall of the steel structure column is filled with an internal polyurethane filling layer; a sound insulation assembly structure is arranged between the two steel structure columns, the sound insulation assembly structure comprises sealing plates fixed between the two connecting plates, and top end mounting frames are mounted at the top ends of the multiple sealing plates; every four sealing plates form a group, and an internal mounting structure is arranged on the inner wall of each group of sealing plates. The sound insulation structure has the advantages that the sound insulation and heat insulation performance is achieved, the dual functions of sound insulation and heat insulation are coordinated, the influence of building settlement and vibration can be effectively resisted, the sound insulation structure is prevented from loosening and falling off, the long-term use requirement of a building is met, the site construction time is greatly shortened, and operation and maintenance convenience is improved.

The utility model provides a self-heating acupuncture and moxibustion auxiliary needle applicator, which belongs to the technical field of acupuncture and moxibustion, and comprises a base, a shell is fixedly mounted at the top of the base, an arc-shaped supporting plate is arranged at the top of the shell, a hot compress mechanism is arranged on one side of the arc-shaped supporting plate, and a heating mechanism is arranged on the other side of the arc-shaped supporting plate. A heating circulation mechanism is arranged in the shell, and an acupuncture and moxibustion storage box is arranged in the shell; the utility model has the beneficial effects that the rotary sealing ring is arranged, and a fluid loop is formed by the rotary sealing ring, the liquid outlet pipe and related parts, so that the hot compress liquid is ensured to circularly flow in a system according to a preset path, and the problems of leakage and backflow are avoided. Therefore, the hot compress mechanism runs reliably, the hot compress effect can be provided for the human body continuously and stably, the safety and stability of equipment use are improved, a patient can enjoy hot compress assistance at ease in the acupuncture and moxibustion process, muscle relaxing is facilitated, and blood circulation is promoted.

The application discloses a kind of high weather-proof outer wall special-purpose inorganic stone gel and its preparation process and a kind of inorganic stone preparation process, the inorganic stone gel includes the following weight parts components: geopolymer precursor 35-50 parts;Sulfoaluminate clinker 25-45 parts;Alkali activator 15-17 parts;Nano titanium dioxide 1-4 parts;Hollow glass bead 2-8 parts;Basalt-PVA composite fiber 1.3-1.9 parts;Anti-alkali bleeding stabilizer 0.25-0.8 parts.The beneficial effects of the application are: carbonization resistance, yellowing resistance, long-term ultraviolet aging resistance, low water absorption, excellent impermeability, excellent freeze-thaw resistance, crack resistance and impact resistance, long weathering life, suitable for all scenarios, suitable for industrial production.

This invention relates to the field of fiber technology and discloses an antibacterial and heat-insulating fiber based on thermal insulation materials and its preparation method. By surface-modifying inorganic antibacterial and heat-insulating hollow titanium dioxide microspheres with polythiophene and polybutadiene, an antibacterial and heat-insulating material with good antibacterial and heat-insulating properties is prepared. This material is then introduced into polypropylene chips along with a reactive quaternary ammonium salt antibacterial agent, methacryloyloxyethyltrimethylammonium chloride, and extruded via a melt reaction. The resulting fiber possesses both excellent heat insulation and long-lasting antibacterial properties, while also improving the fiber's comfort.

The utility model aims to provide a double-layer sharp-bottomed bag which comprises an outer-layer bag and an inner-layer bag, an outer opening is formed in the outer-layer bag, a plurality of outer through holes are formed in two opposite side walls of the outer-layer bag, the inner-layer bag is arranged on the inner side wall of the outer-layer bag in an attached mode, an inner opening is formed in the inner-layer bag, the orientation of the inner opening is consistent with that of the outer opening, and the outer-layer bag is provided with a plurality of outer through holes. A plurality of inner through holes are formed in the two opposite side walls of the inner layer bag, and the inner through holes and the outer through holes are coaxially formed in a one-to-one correspondence mode. Therefore, the double-layer sharp-bottomed bag provided by the utility model has environmental protection property, oil resistance and heat insulation property.

The invention relates to the field of refractory materials, and discloses a composite fireproof plate and a preparation method thereof. The composite fireproof plate comprises a ceramization composite layer located on the upper layer and a non-ceramization composite layer located on the lower layer. The ceramizable composite layer comprises a ceramizable polymer film and inorganic fiber cloth which are stacked in a staggered manner; the non-ceramic composite layer comprises a non-ceramic polymer film and inorganic fiber cloth which are stacked in a staggered manner, and a ceramic polymer film is arranged on the outer side of the ceramic composite layer; a non-ceramic polymer film is arranged on the outer side of the non-ceramic composite layer; heat-resistant nanoparticles are attached to the surface of the inorganic fiber cloth; and in the aspects of thickness and gram weight, the inorganic fiber cloth positioned on the ceramizable composite layer is larger than the inorganic fiber cloth positioned on the non-ceramizable composite layer. The composite fireproof plate has a superposed structure of the heat insulation layer, the impact buffer layer and the structural strength layer, has the advantages of light weight, high strength, fire resistance, heat insulation and toughness, and particularly has excellent impact resistance to high-temperature particles.

This invention relates to the field of coating technology, and provides a high weather-resistant composite coating for photovoltaic profiles and its preparation method, solving the problems of poor weather resistance of existing photovoltaic profile coatings and their inability to simultaneously achieve anti-corrosion, superhydrophobic self-cleaning, heat insulation, and antistatic properties. The coating comprises, sequentially from the aluminum alloy substrate outwards, a primer layer and a topcoat layer. The primer layer comprises the following raw materials in parts by weight: 60-80 parts epoxy resin, 0.3-1.0 parts silane-modified graphene oxide, 8-15 parts curing agent, and 5-15 parts mixed solvent. The topcoat layer comprises the following raw materials in parts by weight: 70-90 parts modified hydroxyl fluorocarbon resin, 5-15 parts functional filler, 1-5 parts additives, and 10-20 parts organic solvent. The modified hydroxyl fluorocarbon resin has a hydroxyl-containing fluorocarbon resin main chain, and its side chains are covalently grafted with perfluoropolyether groups.

This utility model discloses a drift window with a four-layer sealing structure, including a first main frame and a second main frame. A first sub-frame is installed on the top of the second main frame, and a second sub-frame is installed on the top of the first main frame. A first glass sash is installed on one side of the first sub-frame, and a second glass sash is installed on the top of the first main frame and the second sub-frame. A first sealing strip is installed on the top of the first sub-frame, and the first sealing strip is movably connected to one side of the first glass sash. This utility model has the advantage of good sealing performance, solving the problem that existing drift windows have poor sealing between the glass sash and the frame during use. In rainy or snowy weather, gaps in the poorly sealed areas can easily allow rainwater to seep into the room, affecting the comfort of the living environment and the durability of the building.

The utility model relates to composite roof technical field discloses a kind of color steel sheet composite roof, including multiple wooden piles 1, multiple wooden piles 1 top is erected with same wood girder 2, multiple wood side beam 3 are extended in wood girder 2 two sides, steel beam 5 is erected above wood girder 2, steel beam 5 is connected with wood girder 2 top by steel prop 6, wherein multiple steel side beam assemblies are symmetrically arranged in steel beam 5 two sides, tile roof is laid on wood side beam 3, and color steel sheet is laid on steel side beam assembly.The utility model leaves gap between girder and steel beam, forms air layer, and further makes through the staggered lap joint design of tile roof and color steel sheet, cooperates the flow guiding effect of air layer, to form air convection between tile roof and color steel sheet space, forms certain ventilation condition, this unique design not only realizes double waterproof function, more effectively blocks heat conduction and sound propagation, and has the excellent performance of heat insulation and sound insulation.

The application discloses a kind of silicon-based cellulose composite aerogel materials for passive thermal management and preparation method and application thereof, belong to radiation cooling and passive thermal management technical field.The silicon-based aerogel material includes cellulose nanofiber skeleton and silica network in situ crosslinked on the cellulose nanofiber skeleton, material inside has directional arrangement vertical honeycomb pore structure;In preferred embodiment, the aerogel material also includes silica nanosphere distributed in composite network.The application improves the structural stability and heat insulation performance of silicon-based aerogel material by the synergistic effect of cellulose nanofiber skeleton, silica network and directional pore structure, and gives it higher solar reflectance and infrared radiation heat dissipation capacity, and can be used in building envelope, cold chain packaging, outdoor equipment and passive thermal management and other fields.

The utility model discloses a multilayer reinforced protection type packing carton, including the box body, the top of box body is provided with the box cover, the box body and box cover all include white cardboard layer, the surface fixedly connected with corrugated paperboard layer of white cardboard layer, one side of corrugated paperboard layer is provided with first function layer, first function layer includes honeycomb paperboard layer and EVA bubble cotton layer, one side of first function layer is provided with second function layer. The utility model discloses through setting up corrugated paperboard layer, utilizes the mechanical characteristic of corrugated structure, promotes the compression strength and the bending resistance of packing, supports the stacking weight, disperses external pressure, reduces local stress deformation, especially suitable for heavy object packing or transportation scene, through setting up honeycomb paperboard layer, the honeycomb three -dimensional structure provides excellent compression resistance and impact resistance, effectively absorbs external impact force, light in weight but high in strength, can promote the protection effect under the premise of not increasing packing weight, is suitable for transportation scene.