162 results about "Passive house" patented technology

The invention discloses a method for preparing an enclosure thermal-insulating composite wall system of a steel structure gypsum-based "machine spray-dual free-phase change". The thermal-insulating composite wall system comprises an inner thermal-insulating system and an outer thermal-insulating system. The inner thermal-insulating system and the outer thermal-insulating system share a substrate layer, and are successively composed of an inner facing layer, an inner protective layer, an inner thermal-insulating layer, an inner waterproof layer, an inner interface layer, a base material layer, an outer interface layer, an outer thermal-insulating layer and an outer protective layer. According to the technical scheme of the invention, the defect in the prior art that a wallboard system is not ideal in sound insulation effect and poor in privacy can be overcome, and a comfortable environment of silence is provided. Meanwhile, the connection difficulty of connecting a board with a structure, and connecting the board with a window of the wallboard system is also solved, and the flexible seamless connection is realized. In this way, the effects of coupling the hardness with the softness and connecting the flesh with the bone are enabled. The overall performance, the shock resistance and the safety are improved. The solar energy is fully utilized to be absorbed, stored and released. Moreover, in addition with the gypsum-based thermal-insulating slurry, the switching-on time of the active heating and air conditioning service is reduced, and the energy consumption is lowered. The emission is reduced and the comfort level is improved. As a result, the requirements of passive houses are met.

The invention relates to an assembly type light steel passive house with near zero energy consumption, comprising a house body composed of an indoor floor, walls and a roof; and the walls comprise a plurality of inner walls and a plurality of outer walls and are used for isolating a plurality of indoor spaces. The passive house further comprises a fresh air total heat exchange system, a heat exchanger communicates with the outside of the house body through an air supply inlet pipeline, and the heat exchanger communicates with each indoor space through an air supply outlet pipeline. The heat exchanger also communicates with each indoor space through an air exhaust inlet pipeline, and communicates with the outside of the house body through an air exhaust outlet pipeline. During use, outdoorfresh gas is introduced into the air supply inlet pipeline, enters the air supply outlet pipeline through the heat exchanger, and then enters the corresponding indoor space through the air supply outlet pipeline, and meanwhile, foul gas in the indoor space is introduced into the heat exchanger through the air exhaust inlet pipeline and is exhausted through the air exhaust outlet pipeline, so thatfresh gas and the foul gas are subjected to heat exchange.

The invention discloses a passive house wall structure. A wall body is a building wall body obtained after pouring of reinforced concrete is completed, an HIVP vacuum insulation panel is fixed on the inner wall of the wall body, and alkali-resistant glass fiber grid cloth is fixed on the HIVP vacuum insulation panel; the alkali-resistant glass fiber grid cloth is coated with an anti-crack mortar layer, the outer wall of the wall body is coated with an anti-crack leveling layer, and two layers of graphite polystyrene boards which are pasted in a staggering mode are fixed by heat shielding bridge heat preservation nails on the anti-crack leveling layer; second alkali-resistant glass fiber grid cloth is fixed on the graphite polystyrene boards, the second alkali-resistant glass fiber grid cloth is coated with a second anti-crack mortar layer; then the second anti-crack mortar layer is coated with outer wall putty, and finally an outer wall decorative layer is fixed on the outer wall putty. According to the passive house wall structure, effects of heat preservation and thermal insulation are good, the air tightness is high, and the thermal conductivity of the double layers of graphite polystyrene boards is 0.032 W/ (M K), so that the loss of the indoor cooling and heating capacity and the invasion of the outdoor cold and hot air are effectively reduced.

The invention relates to a dehumidifying safe operating system of an air-conditioning unit for a passive house. The system comprises an outdoor unit system composed of a compressor, a gas-liquid separator, a first four-way valve, a second four-way valve and an environmental heat exchanger, and an indoor unit system composed of an indoor heat exchanger, a heater, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a fifth one-way valve and a liquid reservoir. The dehumidifying safe operating system is capable of meeting the requirements of a user on indoor temperature and humidity and ensuring safe and reliable operation of the units, and also capable of reducing the interference of human factors; and intelligent control on operation is achieved.

The invention discloses a radiation type refrigerating and heating passive house, which comprises a sealed heat insulating house body, an air supply system, an exhaust system, a ventilation heat recycling system, an environment source heat exchange system and a refrigerating and heating system, wherein the environment source heat exchange system comprises a fluid conveying device which exchanges heat with a natural environment; the refrigerating and heating system comprises an indoor refrigerating and heating device used for refrigerating or heating the interior of the sealed heat insulating house body to a set temperature; and the indoor refrigerating and heating device is a radiation type refrigerating and heating device. According to the radiation type refrigerating and heating passive house disclosed by the invention, when heat compensation or cold compensation is required in winter or in summer, a technical system of radiation heat compensation or cold compensation is used, so that interference to airflow direction is reduced through large-area uniform radiation, a higher comfort level is achieved, and more energy is saved.

The invention provides a passive house system. The passive house system comprises air-conditioning equipment, wherein the air-conditioning equipment comprises a compressor and an indoor heat exchanger; the compressor is connected to the indoor heat exchanger; the indoor heat exchanger is a radiant type heat exchanger; the radiant type heat exchanger is laid on the ground or wall space or a top plate; and the power of the compressor is 300W to 2000W. The technical solution of the passive house system solves the problem that the air-conditioning equipment used in the passive house system in theprior art has relatively high power.

The invention relates to the technical field of construction engineering, and discloses a construction method of an anti-seismic composite passive wall. The construction method comprises the followingsteps that measuring and setting-out are conducted; a leveling part is arranged; a support frame is arranged; a base wall is constructed; the base wall is leveled; steel bars are bounded; a filling layer is arranged; and a heat-insulation layer is arranged. According to the construction method of the anti-seismic composite passive wall and a decorative composite wall, a damping layer is arrangedat a base of the base wall, meanwhile, the base wall is constructed by hollow bricks filled with heat-insulation materials, thus overall damping performance and the overall heat-insulation effect canbe effectively improved, the hollow bricks are matched with glass fiber concrete at the filling layer and at gaps, the constant temperature property and the comfortableness of the indoor temperature are further ensured, and the requirements required by a passive house are met.

The invention discloses a displacement and ventilation type building with a soft air supply function. The displacement and ventilation type building comprises a room body, an air supply system and an exhaust system, wherein the air supply system is used for inputting fresh air into the room body; the exhaust system is used for exhausting foul air from the room body; an indoor heating device and an indoor refrigerating device are arranged in the room body; one or more personnel gathering areas are distributed in the room body; the air supply system comprises a fresh air discharging end and a fresh air temperature adjusting device, wherein the fresh air discharging end communicates with the interior of the room body; the fresh air temperature adjusting device is used for adjusting the temperature of fresh air; the fresh air discharging end is lower than the mouth and the nose of a human body in each personnel gathering area; the exhaust system comprises a foul air receiving end communicating with the interior of the room body; the foul air receiving end is higher than the mouth and nose of a human body in each personnel gathering area; and the fresh air discharging end is a fiber cloth air pipe. According to the displacement and ventilation type building with a soft air supply function disclosed by the invention, a fiber fabric air pipe (Sorth system) is introduced into a fresh air system of a passive house to serve as a lower air supply pipe groove, so that uniform and low-speed air supply is achieved, and generation of turbulent flow is avoided.

The invention relates to a haze removal air conditioning system for passive houses. The haze removal air conditioning system comprises a fresh air channel and a fresh air pretreatment device. The fresh air channel is provided with a pretreatment section. The fresh air pretreatment device comprises a static dedusting module, a heat exchange module and a water collecting and cleaning module, wherein the static dedusting module comprises a plurality of dust collecting plates arranged in parallel, and the dust collecting plates are used for adsorbing particulate matter in fresh air; the heat exchange module comprises a heat exchange pipe arranged in a pretreatment channel, and the heat exchange pipe is used for carrying out heat exchange on fresh air flowing through the pretreatment channel so that preheating or pre-cooling can be achieved; and the water collecting and cleaning module is used for collecting condensed water formed after heat exchange of fresh air, and the dust collecting plates are cleaned with the condensed water to remove dirt. By arranging the static dedusting module in the fresh air channel, fresh air can be subjected to haze removal purification and pre-cooling or preheating, the particulate matter adsorbed on the dust collecting plates can be cleaned up through the condensed water, and cleaning is convenient and efficient and can be achieved inside without connection with an external water source.

The invention relates to a composite bridge-cutoff structure passive house door. The composite bridge-cutoff structure passive house door includes a composite bridge-cutoff structure frame (2) and a composite bridge-cutoff structure fan (1); the frame (2) and the fan (1) are hinged together; a contact part between the frame (2) and the fan (1) is step-shaped, and fireproof sound insulation sealing strips are arranged on the contact part. According to the composite bridge-cutoff structure passive house door, three sealing strips are arranged between the composite bridge-cutoff structure frame and the composite bridge-cutoff structure fan to form a plurality of circular air partitions; a good heat-insulation sound-insulation and environment protection effect is good; sealing strip installation grooves are formed in the fan frame; the sealing strips adopt fastening edges; the problem that precise sealing strip installation grooves are difficult to manufacture, and the sealing strips are difficult to install can be solved; and a heat insulation bridge-cutoff structure can be achieved.

The invention discloses an intelligent sunshade power generating device for a passive house. The intelligent sunshade power generating device for the passive house comprises connecting posts; the outer surfaces of the tops of the connecting posts are fixedly connected with a cleaning water tank; the outer surface of the bottom of the cleaning water tank is fixedly connected with a water outlet; and the outer surface of one side of each connecting post is fixedly connected with a small electric motor. According to the intelligent sunshade power generating device for the passive house, by arranging the small electric motors, worms, worm wheels, rotary connecting shafts and the like, the small electric motors are fixedly connected with the worms through shaft couplings; the small electric motors drive the worms to rotate, and the worms are engaged with the worm wheels, so that the worm wheels rotate along with the worms; the worm wheels are fixedly connected with the rotary connecting shafts so as to drive the rotary connecting shafts to rotate and then finally drive a sunshade power generating panel to rotate; intelligent sunshade is maximized; sunshine irradiates on the sunshade power generating panel and is converted into electric energy by the sunshade power generating panel, so that maximum utilization of energy resources is realized; and the device is simple in structure, and is convenient and practical.

The invention discloses a preparation method for an extruded polystyrene (XPS)-foaming cement composite self-thermal-insulation vertical wall building block. According to the preparation method disclosed by the invention, the prepared composite building block comprises two parts, namely an XPS insulation board mould body and foaming cement, wherein the XPS insulation board mould body is prepared by an extrusion moulding method and adopts a cuboid structure, the center of the cuboid structure is a cavity, connection reinforcing ribs are arranged in the cavity, the cavity in an XPS insulation board is filled with the foaming cement, and the foaming cement and the XPS insulation board mould body are solidified and bonded together to be utilized as a sandwich material. The composite self-thermal-insulation building block disclosed by the invention has the advantages that the thermal insulation effect is good, the body weight is light, the compressive strength is high, the strength can be regulated and controlled, the shock resistance is high, the sound insulation performance, the seismic performance, the moisture resistance and the frost resistance are good, the long-term stability is excellent, the flame retardance and fire resistance are good (the fireproofing grade of the utilized XPS is B1 and the fireproofing grade of the utilized foaming cement is A), the production process is simple, the construction and building are convenient, and the comprehensive cost is low; the composite self-thermal-insulation building block is especially suitable for construction of passive houses.

The invention discloses a BDF board and manufacturing method and application thereof. The BDF board is made of glass fiber cotton with the diameter ranging from 0.3 micrometer to 2.0 micrometer. The glass fiber cotton is composed of, by mass, 55-60 parts of SiO2, 20-30 parts of Al2O3, 2-3 parts of CaO, 1-2 parts of MgO, 1-2 parts of K2O, 9-10 parts of Na2O, 3-4 parts of BaO and inescapable foreign matter. The invention further discloses a BDF board manufacturing method and application of the BDF board in passive house building. The BDF board is good in heat preservation effect, high in mechanical strength and long in service life, and the above effects of the BDF board can be further guaranteed by the adoption of the manufacturing method.

The invention relates to the technical field of wooden decorative plates, and discloses a wooden decorative plate for a passive house wall surface. The wooden decorative plate comprises a plate body,wherein a plate seat is arranged on the rear surface of the plate body, an embedding groove is formed in the rear surface of the plate body, an embedded plate is fixed to the front surface of the plate seat, the embedded plate corresponds to the embedding groove, the embedded plate is arranged inside the embedding groove in a embedded mode, and placing grooves are formed in the center of the uppersurface of the embedded plate and the center of the lower surface of the embedded plate. The plate seat is arranged on the rear surface of the plate body, the plate body is fixed to the plate seat together through the embedding groove, the embedded plate, clamping grooves on the embedding groove, and clamping blocks on the embedded plate, when mounting and fixing are carried out, the plate seat is fixed to the front surface so that the fixing and mounting work of the whole decorative plate can be completed; and in the using process, after one decorative plate is damaged, the damaged decorative plate can be taken down from the plate seat by a sucker tool, and replacing is carried out.

The invention discloses a constant temperature and humidity device for a passive house. A roof of the passive house is in an open type, and the house body of the passive house is of a double-layer structure. A plurality of rainwater collection holes are formed in the bottom surface of the roof, and two side surfaces of the roof are coated with solar cell panels in an attached mode; a water circulation pipeline is arranged in a hollow layer of the house body. The rainwater collection holes are connected to rainwater collection pipes, and the tail ends of the rainwater collection pipes separately communicate with the water circulation pipeline and are connected with spray nozzles. A hydrothermal circulation branch is arranged on one side of the water circulation pipeline, and the hydrothermal circulation branch is connected with an electric hot water tank. An electric control box is installed on the side wall in the house body, and the electric control box is provided with a controller and a battery module. According to the constant temperature and humidity device, renewable energy sources from solar energy and rainwater are adopted, rainwater is collected to circulate in a sandwichstructure inside the house body, and the constant temperature and humidity environment in the house body is controlled in combination with sensor detection.

The invention discloses a passive house thermal insulation wallboard, which is prepared from the following raw materials in parts by weight: 50-70 parts of construction waste; 5-10 parts of furnace slag; 1-3 parts of talcum powder; 5-10 parts of glass cellulose; 3-5 parts of a foaming agent; 15-20 parts of river sand; 1-3 parts of hydroxyethyl cellulose; and 0.3-0.5 part of calcium lignosulphonate. The preparation method comprises the following steps: (1) weighing the raw materials; (2) putting the construction waste, the furnace slag, the talcum powder and the glass cellulose into a ball mill, and carrying out fine grinding; (3) adding the hydroxyethyl cellulose, the foaming agent and water, stirring in stirring equipment, and foaming; and (4) mixing the foaming slurry with the river sandand the calcium lignosulphonate, performing uniform stirring to obtain a mixture, putting the mixture into a mold, preparing a billet, and performing steam curing on the billet to obtain the finishedproduct thermal insulation wallboard. The product provided by the invention has the advantages of light weight, heat insulation, good flame retardant property and excellent water resistance, and particularly meets the application requirements of passive house buildings and indoor sound insulation, heat insulation, heat preservation and the like of civil buildings; and the manufacturing process issimple, low in cost and suitable for large-area production and popularization.

The invention discloses a passive building intelligent energy-saving control device which comprises a control device body, a display screen is fixedly installed on one side of the control device body, a cooling fan is fixedly installed in the center of the top of the control device body, and a temperature and humidity sensor is fixedly installed on the other side of the top of the control device body. A controller is fixedly mounted on one side of the bottom of the inner wall of the control device body. According to the passive building intelligent energy-saving control device, the actual design requirements in building energy-saving operation are more emphasized on all links, most of energy needed in a building is obtained through natural conditions, and the active adjustment requirements for equipment are relatively reduced, so electric energy consumed during full-load operation of equipment is further saved. On the basis of the passive house technology, the common cold and hot bridge condensation phenomenon is prevented through the measures of doors and windows, heat bridge breaking, heat preservation, water prevention, air isolation and the like, and rapid loss of heat energy in a building is further prevented.

The invention discloses a passive house ventilation and purification window, which relates to the technical field of windows and comprises a window frame arranged in a wall body, a glass window body is transversely arranged between the wall body and the window frame in a sliding way, a crank handle is in transmission connection with the glass window body through a telescopic mechanism, and a screen window is arranged in the glass window body in a sliding way. A positioning mechanism matched with the screen window is arranged in the window frame. Indoor air can be purified through the arrangedair purification mechanism when the glass window body is closed, indoor air freshening is promoted, the arranged telescopic mechanism can achieve free movement of the transverse position of the glasswindow body by shaking the hand crank, the window opening range can achieve the flexible and stable adjusting effect, and the indoor air freshening effect is improved. Meanwhile, the arranged dust filtering screen plate can be conveniently detached from the glass window body, the effect of regular cleaning is achieved, the arranged screen window can also be transversely and flexibly adjusted in asliding mode, the screen window and the window frame can be stably locked through the locking mechanism, and the stability of the whole structure is guaranteed.

The invention discloses a prefabricated external wall component for a passive house. The prefabricated external wall component for the passive house includes an inner leaf wall, an outer leaf wall andan insulation layer located between the inner leaf wall and the outer leaf wall; the inner leaf wall is equipped with longitudinal steel bars and horizontal steel bars; a part of the outer leaf walland/or the inner leaf wall protrudes to the side of the insulation layer to form a reverse edge, and openings for installing doors and windows penetrate the inner leaf wall and the outer leaf wall through the reverse edge; fixing components for installing the doors and windows are arranged inside the openings; the inner leaf wall is equipped with a cast-in-place cavity; the cast-in-place cavity isa bottom cast-in-place cavity constructed at the bottom of the inner leaf wall or a through long cavity that penetrates the inner leaf wall up and down; and the longitudinal steel bars are exposed inthe cast-in-place cavity. The invention also discloses a connection structure and a construction method using the prefabricated external wall component for the passive house.

The invention discloses an intelligent air circulation system for a passive house. The intelligent air circulation system comprises a buried pipe, an air suction assembly and a controller, wherein thecontroller is electrically connected with the air suction assembly. The intelligent air circulation system further comprises a monitoring assembly, a temperature adjusting assembly, a filtering assembly and a power supply assembly, wherein the monitoring assembly is electrically connected with the controller; the temperature adjusting assembly is installed in the buried pipe and electrically connected with the controller; the filtering assembly is installed in the buried pipe and electrically connected with the controller; and the power supply assembly is electrically connected with the air suction assembly, the controller, the monitoring assembly, the temperature adjusting assembly and the filtering assembly respectively. Fresh air is subjected to temperature adjustment in advance through the buried pipe, energy needed by subsequent temperature adjustment is greatly saved, the heat exchange loss of the whole system is small, and compared with an existing air conditioning system, theintelligent air circulation system saves more energy and is more environmental-friendly.