40results about How to "Save insulation material" patented technology

The multiple shell spiral baffle shell-and-tube heat exchanger includes one shell, one central tube in the center oft shell, two tube plates on ends of the shell and with separate end covers, one inlet pipe and one outlet pipe beside the tube, one heat exchange tube bundle, one inlet pipe and one outlet pipe beside the shell, one external spiral baffle plate and one internal spiral baffle plate, and one internal casing between the external spiral baffle plate and the internal spiral baffle plate. The shell, the external spiral baffle plate and the internal casing enclose one external spiral shell pass; and the internal casing, the internal spiral baffle plate and the central tube enclose one internal spiral shell pass, so that one two-shell pass spiral baffle plate shell-and-tube heat exchanger is formed. Adopting two or more internal casings can form multiple spiral shell pass. The present invention has raised heat exchange efficiency, compact heat exchanger structure, less vibration, high safety, less scaling and long service life.

The invention provides solid electric heat storage equipment and relates to the field of solid electric heat storage. The solid electric heat storage equipment is characterized in that a first air return duct communicates with an air return chamber, all air ventilation ducts in a heat storage body, and the inlet of a heat exchanger; a second air return duct is formed among a second fire-barrier insulation plate, a heat storage body insulation layer and a shell insulation layer; and through circulation air ducts on two sides, the circulation air of the solid electric heat storage equipment enters the heat storage body from the two sides after being blown from draught fans on the two sides. The solid electric heat storage equipment is simple in structure, lower in insulation material consumption, high in efficiency and the like, and can be popularized and utilized as a novel air circulation system for the solid electric heat storage equipment.

The invention provides an integrated all-fresh air conditioner which comprises a housing, a fresh air inlet for introducing fresh air, electrical elements such as a compressor, etc., a condenser, an evaporator, a water tank, a pipeline system of all parts, a blower arranged at the rear part of the evaporator, an air outlet communicated with the blower, a return air inlet for absorbing indoor air, a condensate fan arranged at the rear part of the condenser, and an air outlet communicated with the condensing fan; wherein, a chemical filter and a fresh-air pre-cooled film are arranged at the front part of the evaporator, and a humidification film is arranged at the rear part of the evaporator, and a filter is arranged at the front part of the condenser. The integrated all-fresh air conditioner is designed into a whole body, and is condensed by the return air in an air conditioned room and the precooled fresh air, which can realize all-fresh-air effect while saving energy.

The invention belongs to the technical field of a composite material preparation technology and discloses a mixed microwave sintering method of a mullite composite material. The mixed microwave sintering method of the mullite composite material comprises putting a mullite composite material green-pressing into an auxiliary heating-insulation combined device, putting the auxiliary heating-insulation combined device with the mullite composite material green-pressing into a microwave resonant cavity, and carrying out a sintering process, wherein the sintering process comprises the following steps of 1, starting a microwave source, 2, adjusting microwave input power, 3, slowly heating at an average heating rate of 6 to 15 DEG C per minute in a low temperature stage, 4, after humidity elimination and smoke evacuation are finished, continuously adjusting the adjusting input power, 5, fast heating at a heating rate of 2 to 100 DEG C per minute, and simultaneously, monitoring reflection power, 6, when the reflection power is stable, heating to a sintering temperature of 1000 to 1500 DEG C at a heating rate of 20 to 30 DEG C per minute, 7, keeping the sintering temperature for 2 to 10 minutes, and 8, cooling to room temperature in a furnace to obtain the mullite composite material. The mixed microwave sintering method of the mullite composite material combines a traditional sintering technology and a microwave sintering technology according to microwave adsorption properties of an oxide, and realizes fast sintering of the mullite composite material.

The invention relates to an insulation composite material for an exterior wall and an application method. The composite material is characterized in that the interior and exterior surface layers of a rigid polyurethane layer are combined with inorganic hollow microsphere polymer composite insulation layers, an anti-crack mortar layer is arranged on the exterior inorganic hollow microsphere polymer composite insulation layer and a wall decoration layer is combined with the exterior surface layer of the anti-crack mortar layer. The application method is as follows: the exterior wall to be treated is sequentially coated with the interior hollow microsphere polymer composite insulation layer, rigid polyurethane and the exterior hollow microsphere polymer composite insulation layer, the anti-crack mortar layer is coated on the exterior hollow microsphere polymer composite insulation layer and the wall decoration surface layer is coated on the exterior surface layer of the anti-crack mortar layer. The composite material has good heat insulation property and quick construction method, is strongly adaptive to main structures, reaches higher flame retardant level, is energy-saving and environment-friendly, is suitable for insulation of various walls, especially exterior walls, and is applicable to floors.

A fluidized-bed boiler integrating a multifunctional inertia-gravity separator and a plurality of models of boilers, the fluidized-bed boiler being a steam boiler, a hot-water boiler or a phase-transformation boiler, the fluidized-bed boiler comprising a hearth, a single/double horizontal drum, a vertical single-drum/double-drum, vertical and horizontal headers, vertical and horizontal membrane wells, a primary high-temperature inertia-gravity water-cooling separator, a secondary low-temperature inertia-gravity water-cooling separator(a double-stage inertia-gravity water-cooling separator), a single-stage high-temperature water-cooling inertia-gravity separator, an equalizing, separating and heat storing device, a membrane water-cooling wall shaft, a shell shaft and a dry-wall shaft, the primary, secondary and single-stage inertia-gravity separators comprising a guiding gas-solid directly-raising storage bin water-cooling wall, a guiding fume directly-raising storage bin spacer, a downward flue, an upward flue, a turning passage, a large capacity-capacity-expanding space, a storage bin and a back-feeding device, characterized in that the primary high-temperature water-cooling inertia-gravity separator is disposed in a space between the rear wall of the hearth and the front wall of the shaft; the secondary low-temperature water-cooling inertia-gravity separator is disposed at the height-equal border of the lower end of a multi-stage over-heater or coal economizer within the shaft and a bending point of the lower end of a vertical segment of the rear wall of the primary high-temperature separator, and extends downward; a fume inlet is separately provided in the front upper part of each of the two-stage separators, and a fume outlet is separately provided in the rear upper part thereof; and the front sidewall and a rear sidewall are a heated water-cooling wail and an insulating wall, which are integrated to the main body of the boiler.

The invention discloses a furnace body of an atmosphere protection three-pushed-slab kiln. The furnace body comprises a furnace shell, a refractory material brick body and a heating device. The refractory material brick body comprises guide rails and guide blocks, wherein the guide rails and the guide blocks are used for carrying and pushing push plates and saggers. The guide rails and the guide blocks penetrate a kiln cavity and extend out of the kiln cavity. The three rows of pushed slabs located on the same transverse position are spaced through the guide blocks. The furnace body has the beneficial effects of being high in production efficiency, large in yield, even in sintering, stable in pushing, high in energy utilization rate, capable of saving energy, environment-friendly and the like.

Provided is a prefabricated cryogenic heat-preservation pipeline. The pipeline is composed of a working steel pipe, an anticorrosive layer, a heat-preservation layer, a waterproof and moisture-proof layer, an outer protective layer and an alarm detecting line, wherein the waterproof and moisture-proof layer is provided with a bonding surface. The pipeline anticorrosive layer, the heat-preservation layer and the waterproof and moisture-proof layer provided with the bonding surface are sequentially sprayed onto the steel pipe progressing spirally through a spraying device. The alarm detecting line is pre-buried in the heat-preservation layer. Molten polyethylene bands are adopted for the outer protective layer to be spirally wound on the bonding surface of the waterproof and moisture-proof layer to form a firm integrated structure. The thicknesses of all the layers can be randomly adjusted according to design requirements; the production process is simple; and the density of materials for each layer is even in distribution. The prefabricated spray-coating-wound cryogenic heat-preservation pipeline can resist the temperature of minus 196 DEG C or above and can transport cryogenic matter such as liquid nitrogen, liquefied natural gas, liquid oxygen and liquefied petroleum gas over a long distance. The prefabricated cryogenic heat-preservation pipeline is simple in structure, convenient to manufacture and capable of shortening the site construction period, reducing material wastage and lowering medium transportation cost.

A brush bag, a brush and a current transfer unit for a dynamo-electric machine comprising a commutator, in particular for an electromotor. The current transfer unit comprises at least the brush, which is embodied, in particular, as a multi-layer carbon brush, and a brush bag. The brush bag is configured in such a manner that the distance between the brush and the brush bag in a front guiding area is smaller than the distance in a rear guiding area. Beating of the brush on the brush bag is visibly reduced due to the configuration thereof and noise caused by the beat is avoided.

The invention discloses an automatic temperature control anti-freezing pipe for a solar water heater. By adoption of the automatic temperature control anti-freezing pipe for the solar water heater, heat-preserving materials can be saved, and the freezing blocking and breakage of a pipeline are effectively prevented. The automatic temperature control anti-freezing pipe for the solar water heater comprises an inner layer (4) and a coverage layer (1), wherein an electric heat tracing layer (2) is arranged between the inner layer (4) and the coverage layer (1); and a conductor (3) is arranged in the electric heat tracing layer (2).

The invention provides an insulation structure. The insulation structure comprises a plurality of insulation units detachably connected in parallel, wherein each insulation unit comprises an insulation bracket and insulation cotton; and the insulation cotton is symmetrically fixed on both sides of the insulation bracket. According to the insulation structure, an insulation layer with high heat preservation effect is formed by arranging and assembling.

The invention discloses a large-depth land-saving residence which is composed of living rooms (1), bedrooms (2), kitchens (3), bathrooms (4), doors (5), bedroom doors (6), bathroom doors (7 ), kitchen doors (8), sliding doors (9), plumbing well doors (10), electric well doors (11), elevators (12), stairs (13), external windows (14) and flower beds (15). With adoption of the structure above, the residential depth is increased, and the width is reduced, so as to significantly save the land. Take one hectare of residential land for example, a 13.5 meters deep residence can save 690 square meters of land than a 10.5 meters deep residence. If concave-convex changes of external walls are reduced, areas of the external walls and roofs are reduced, the shape is regular, the shape coefficient is small, the used heat-preservation materials is reduced, the residential heat consumption is reduced, the residential energy conservation is favorable.

The invention discloses a land economizing residence reducing sunshine spacing. The land economizing residence consists of living rooms (1), bedrooms (2), kitchens (3), bathrooms (4), house doors (5), bedroom doors (6), bathroom doors (7), kitchen doors (8), sliding doors (9), water-well doors (10), electric-well doors (11), elevators (12), stairs (13), external windows (14), flower stands (15), roof doors (16) and roofs (17). The land economizing residence disclosed by the invention has the benefits that when the structure of the land economizing residence is adopted, the floor height is lowered, so that the total height of the residence can be lowered, and the sunshine spacing of the residence is correspondingly reduced; the top floor of the residence adopts set-back models, so that the top floor can obtain the effects of reducing the sunshine spacing and economizing land; the land economizing residence has a quite significant effect of economizing land; the concave and convex changes of outer walls are reduced, the areas of the outer walls and roofs are small, the structure is regular, the shape coefficient is small, a few thermal insulation materials are used, and the land economizing residence is very favorable for energy conversation.

The invention discloses a heat preservation interlayer and a heat preservation tool, the heat preservation interlayer comprises a plurality of first heat insulation layers arranged at intervals, and the first heat insulation layers are made of aerogel materials; the first heat insulation layer is of a plane structure; each second heat insulation layer is arranged between every two adjacent first heat insulation layers; the second heat insulation layer is made of the aerogel material; and the second heat insulation layer is pressed into a three-dimensional pattern shape. According to the arrangement, the second heat insulation layers are pressed into the three-dimensional pattern shape to be arranged during manufacturing, so that the hollow part of the heat preservation interlayer can be increased, the heat preservation performance is improved, it is guaranteed that an enough cold insulation effect can be provided for fresh food during long-distance transportation and long-time selling, and it is guaranteed that the product quality is not changed; and heat insulation materials can be saved, and the requirement for strength is met.

The invention relates to a composite material for an ultrathin low-conductivity stainless steel kitchen cabinet and a preparation method of the composite material, and belongs to the technical field of polyurethane. The composite material comprises a component A and a component B, the mass ratio of the component A to the component B is 1: (1.15-1.3), and the component A comprises 10-30% of polyether polyol A, 20-40% of polyether polyol B, 15-35% of polyether polyol C, 3-8% of polyether polyol D, 3-5% of polyester polyol, 2-3% of a foam stabilizer, 1.5-2.5% of water, 1.5-2% of a composite catalyst, 9-12% of a C5 foaming agent, 4-6% of an HFC/HFO foaming agent and 1-3% of a C4 foaming agent. The composite material provided by the invention has excellent fluidity and low-temperature dimensional stability, and the rigid polyurethane foam prepared from the composite material has good dimensional stability, higher compression strength and lower heat conductivity coefficient, and is energy-saving, consumption-reducing and environment-friendly; the invention also provides a simple and feasible preparation method.