77 results about "Passive house" patented technology

The utility model discloses a passive house outer curtain wall thermal insulation structure, which belongs to the technical field of building construction, and adopts the technical scheme that the passive house outer curtain wall thermal insulation structure comprises a thermal insulation layer I and a thermal insulation layer II which are formed by a plurality of rock wool strips, vertical seams between the thermal insulation layer I and the thermal insulation layer II are staggered line by line, and the staggered size is not less than 200mm; the first heat preservation layer and the surface of the wall base layer are fixed through bonding, and the first heat preservation layer and the second heat preservation layer are fixed through bonding. Reinforcing alkali-resisting gridding cloth is laid on the outer portion of the second heat preservation layer and fixed through a mortar protection layer. The rock wool board has the advantages that secondary processing is carried out on the rock wool board by analyzing the structural performance of the thermal insulation material and utilizing the characteristic that the transverse wires are high in drawing strength, so that fibers in rock wool strips are perpendicular to the wall face of the outer wall, the tension bonding strength between the thermal insulation material and the outer wall is improved, and the risk that the thermal insulation material falls off is reduced.

The present invention provides a passive house system. The passive house system includes air-conditioning equipment, and the air-conditioning equipment includes a compressor and an indoor heat exchanger, and the compressor and the indoor heat exchanger are communicated; wherein, the indoor heat exchanger is a radiant heat exchanger, and the radiant heat exchanger is laid on the ground or the wall or the roof; the power of the compressor is 300W to 2000W. The technical solution of the present invention solves the problem that the power of the air-conditioning equipment adopted in the passive house system in the prior art is relatively large.

The utility model discloses a passive house air detection device, which comprises a U-shaped plate, the upper surface of the U-shaped plate is fixedly connected with a rectangular tube, the interior of the rectangular tube is slidably connected with an extension rod, the left side surface of the U-shaped plate is in threaded connection with a threaded fastening nail, the left end of the threaded fastening nail is fixedly connected with a screwing head, and the screwing head is fixedly connected with a nut. A detector body is arranged above the extension rod, the top end of the extension rod is fixedly connected with a threaded connector, and the bottom surface of the detector body is fixedly connected with a threaded connecting pipe. Through cooperation of the rectangular pipe and the extension rod, a worker can adjust the height of the detector body, the worker can conveniently detect air at a high position, the air bellow is arranged above the detector body, an air draft fan in the air bellow can extract air around the detector body, and the air bellow is arranged above the detector body. In this way, the function of gas collection and detection can be achieved, and the detection efficiency of the detector body is improved.

The utility model relates to the technical field of energy-saving buildings, in particular to a passive house wall body heat preservation structure which comprises a wall body, light steel keels are fixedly arranged on the wall body, a heat preservation layer is arranged on the outer side of the light steel keels and fixedly connected with the light steel keels through anchoring parts, a heat insulation layer is connected to the outer side of the heat preservation layer through a bonding layer, and a facing layer is arranged on the outer side of the heat insulation layer. Temperature sensors are mounted on the surfaces of the heat-insulating layers; an adjusting cavity box is arranged in the heat preservation layer, the upper end of the adjusting cavity box is connected with a water injection hose, the lower end of the adjusting cavity box is connected with a drainage pipe, the outer end of the drainage pipe extends out of the front surface of the heat preservation layer, and an electric control drainage valve is installed at the outer end of the drainage pipe and connected with an external control system. According to the passive house wall structure, multiple layers of composite heat preservation materials are adopted, the heat preservation performance of the wall is effectively improved, meanwhile, dynamic thermal inertia adjustment is achieved through the built-in water injection and drainage cavity groove, the heat preservation and heat insulation performance is improved, the thermal performance of the passive house wall structure is improved, energy consumption is reduced, and the living comfort is improved.

The utility model discloses a passive house heat energy recycling device which comprises an installation box, an installation plate is fixedly installed on the inner top wall of the installation box, and an exhaust fan is fixedly installed on the left side face of the installation plate. According to the device, the installation box, the installation plate, the exhaust fan, the air inlet fan and the heat exchanger are arranged and used in cooperation, heat energy in the passive room can be recycled, heat energy waste is avoided, the heat energy utilization rate is increased, and the purification box, the first filter element body, the second filter element body and the third filter element body are arranged and used in cooperation, so that the purification effect is improved. According to the passive house, air entering the passive house can be filtered and purified in a multiple mode, harmful substances such as dust and bacteria in the air are effectively removed, the cleanliness of the air in the passive house is guaranteed, the living comfort of the passive house is further improved, and meanwhile the first filter element, the second filter element and the third filter element are arranged, so that the service life of the passive house is prolonged. And a user can conveniently replace or clean according to actual requirements, so that the purification effect is ensured.

The invention relates to the field of building construction, and provides a passive house adopting a sealed window frame, comprising: a frame body formed by connecting a plurality of frames end to end; a supporting sealing structure is arranged on the side, facing the wall body, of the frame, and a groove is formed in the side, facing the wall body, of the frame in the length direction of the frame; the supporting and sealing structure comprises two supporting and sealing strips which are located on the two sides of the groove and arranged in the length direction of the groove, and part of the supporting and sealing strips are embedded in the frame body. The main air bag is fixed to the bottom wall of the groove and arranged in the length direction of the groove. And the one-way valve is fixed on one side of the frame and is communicated with the main air bag. According to the technical scheme, the gap between the wall body and the frame body is filled through gas filling of the main gas bag, and the sealing effect is improved.

The invention provides a wall and foundation connecting structure suitable for a fabricated passive house and a construction method, and belongs to the technical field of building construction, the wall and foundation connecting structure comprises a prefabricated foundation and a prefabricated wall body, and the prefabricated foundation is prefabricated with a mounting groove, a first connecting groove and a second connecting groove; the first connecting groove is prefabricated in the mounting groove; the second connecting groove is prefabricated in the bottom surface of the prefabricated foundation; the prefabricated wall body comprises a steel sleeve and a prefabricated wall main body; the outer side of the lower end of the steel sleeve is further provided with a self-clamping assembly which is automatically clamped into the first connecting groove. And a wall body embedded part is embedded in the prefabricated wall main body. When the prefabricated wall body is connected with the prefabricated foundation, the lower end of the wall body embedded part downwards penetrates through the prefabricated foundation along with the prefabricated wall body and is connected with the self-connecting assembly arranged in the second connecting groove. And the prefabricated wall body is clamped on the prefabricated foundation through the self-clamping assembly. The connection reliability of the wall and the foundation is improved through double connection, site construction operation is convenient, the construction period is shortened, energy waste is reduced, and the construction quality is improved.

Passive House Sub-Framing Systems which utilize compression of rigid insulations to support heavier static loads at long distances away from the structural base wall, as well as moving of the weather barrier to closer to the cladding materials, provides a structurally superior framing / sub-framing system to support claddings of all types in buildings striving to reach passive house thermal and acoustic performance levels.

The invention belongs to the field of passive house outer walls, particularly relates to a passive house outer wall heat preservation and insulation system, and aims to solve the problems that when the system is used in winter, irradiation light of the sun irradiates a heat collection layer through transparent glass, especially in snowy weather in winter in the northern area, snowflakes fall on the glass and cannot be removed, and the snowflakes cannot be removed. In order to solve the problems that the absorption effect of a heat collection layer is easily affected, dust in outside air is stuck on glass, and the absorption effect of the heat collection layer is also affected, the invention provides the following scheme that: the heat-insulation heat-preservation wall board comprises an inner wall board, and the inner wall board is sequentially provided with a waterproof layer, a heat-preservation layer, a heat-insulation layer and an outer wall board from right to left; a mounting groove is formed in one side of the outer wall plate, dust and snow on the transparent glass can be swept away through the cleaning mechanism, the absorption effect of the heat collection layer is improved, the dust and snow on the transparent glass can be removed through the removing mechanism, and snow removing and frost melting can be further helped through the electric heating plate.

The present invention discloses an energy-saving, heat-insulating, broken-bridge aluminum inward-opening passive window in the field of passive window technology, comprising a mounting frame and a mounting rack. The mounting frame is a rectangular ring and is provided with an active cavity inside. Positioning teeth are provided on the inner side of the mounting frame, and multiple groups of positioning teeth are provided. An outer glass plate is fixedly installed on the positioning teeth on one side, and an inner glass plate is fixedly installed on the positioning teeth on the other side. A middle glass plate is fixedly installed on the mounting frame at a position corresponding to the position between the outer glass plate and the inner glass plate. An outer storage cavity is formed between the outer glass plate and the middle glass plate, and an inner storage cavity is formed between the inner glass plate and the middle glass plate. An upper extension tube is fixedly installed on the upper end of the active cavity, and multiple upper inlet branches are fixedly installed on the upper extension tube. A processing component is provided in the active cavity. The present invention provides a passive window that performs thermal insulation and heat preservation by alternating gas and liquid, and can absorb external heat as the driven energy source of the passive room, thereby improving energy utilization and achieving higher environmental protection efficiency.

The utility model discloses an air inlet and exhaust structure for a passive house in constructional engineering, relates to the technical field of exhaust structures of passive houses, and aims to solve the technical problems that the gravity of the side end of a pipeline is increased due to the addition of an L-shaped pipe, the joint of the pipeline is extruded to deform under the long-time action, and the connection sealing performance is influenced. Comprising a fresh air machine installed on a wall body, an outer air inlet and an outer air outlet of the fresh air machine are each provided with a first extension pipe penetrating through the wall body, the outer air inlet and the outer air outlet of the fresh air machine can be formed in the outer side of the wall body by designing the first extension pipes, and air inlet and exhaust work is not affected by cooperation with arrangement of a first L-shaped pipe; and the position stability of the first L-shaped pipe can be improved under the limiting of the first bidirectional supporting piece, and the pressure borne by the first extension pipe is reduced, so that the stable connection between the first extension pipe and the first L-shaped pipe can be kept. The utility model has the advantages that the connecting position between the pipelines is stable and not easy to deform, and good sealing performance is kept.

The application belongs to the field of air conditioning equipment, and proposes a radiation convection composite air conditioning system for passive house, which comprises an air source heat pump, a fresh air dehumidification integrated machine, a distribution water collector, a plurality of capillary tube networks and a plurality of geothermal coils, the air supply side of the fresh air dehumidification integrated machine is provided with an air supply pipe, a plurality of branches are arranged on the air supply pipe, and an electric air valve and a temperature controller are arranged on each branch, the temperature controller is electrically connected with the distribution water collector, the air source heat pump is connected with the fresh air dehumidification integrated machine, the geothermal coil is connected with the distribution water collector, the heat exchange section is circularly connected with the air source heat pump, a bypass pipeline is arranged between the filtering section and the heat recovery section, the output end of the bypass pipeline is connected with the air supply bin, a bypass valve is arranged on the bypass pipeline, an air return valve is arranged between the air return bin and the air supply bin, and the fresh air side of the fresh air dehumidification integrated machine is provided with a quick-release fresh air filtering integrated machine. The device is reasonable in design, simple in structure, diversified in mode, beneficial to reduce cost and improve air conditioning response efficiency, and suitable for large-scale promotion.

The utility model discloses a passive house heat-bridge-free cornice structure, and relates to the field of passive house building products, the passive house heat-bridge-free cornice structure comprises a C-shaped light steel roof truss, the C-shaped light steel roof truss is sequentially provided with a breathable film, a first polyurethane plate, a waterproof layer and tiles in parallel from inside to outside, and the thickness of the first polyurethane plate is larger than that of the tiles; the C-shaped light steel roof truss is sequentially provided with a laminated light steel frame, a gas insulation film, a second polyurethane plate and a ground decoration plate in parallel from outside to inside, the laminated light steel frame is filled with core-separated glass wool or polyurethane foam, and the thickness of the second polyurethane plate is larger than that of the laminated light steel frame. The breathable film, the first polyurethane plate, the waterproof layer and the tiles are sequentially laid above the C-shaped light steel roof truss, the laminated light steel frame, the gas insulation film, the second polyurethane plate and the ground decoration plate are arranged in the C-shaped light steel roof truss in the inward direction, the heat preservation, heat insulation and waterproof effects of the passive house are achieved, the arranged structure is simple, and the actual using effect is better.

The invention discloses a passive room door and window frame heat preservation and ventilation integrated device suitable for a cold region, and belongs to the technical field of passive doors and windows, the passive room door and window frame heat preservation and ventilation integrated device comprises an outer wall, a window frame is installed in the outer wall, a window body is installed through the window frame, a fixing block is fixedly installed at the bottom of the window body, and an air inlet is formed in the fixing block; by deeply integrating the preheating chamber and the passive door and window, huge heat loss caused by ventilation is fundamentally reduced, sudden drop of indoor temperature in the ventilation process is avoided, meanwhile, it is guaranteed that air entering a room is preheated, the heating load of a building is remarkably reduced, and energy is saved; through cooperation of an air pressure sensor, an air temperature sensor and an electric telescopic machine, the automatic air inlet and outlet function is achieved, the electric telescopic machine moves up and down to drive a first opening to correspond to a first air hole and drive a second opening to correspond to a second air hole, the stability of air inlet and air outlet is guaranteed, meanwhile, automatic switching can be conducted according to requirements, and the practicability is high. And the complexity of manual operation is reduced.

The utility model relates to the technical field of passive houses, in particular to a heat preservation structure of a passive house, which comprises a facing layer and an anti-crack protective layer, a plurality of pieces of support steel are arranged between the facing layer and the anti-crack protective layer, and a plurality of heat preservation and insulation layers are arranged on the top of the anti-crack protective layer. The two sets of heat preservation and insulation layers are connected through a connecting assembly, a positioning assembly used for fixing the heat preservation and insulation layers is arranged on the anti-crack protection layer, a positioning block is arranged at the top of each heat preservation and insulation layer, and a plurality of fixing blocks are fixedly connected to the two sides of each positioning block. By arranging the heat preservation and insulation layers, the connecting assembly and the positioning assembly, the connecting assembly can be used for installing the two heat preservation and insulation layers, the positioning assembly can be used for positioning and fixing the heat preservation and insulation layers, deformation of the heat preservation and insulation layers is reduced, stability is improved, and the heat preservation effect is prevented from being affected.

The UTPSCCS is a three-part, pre-fabricated structure that consists of a concrete panel mounted between two concrete columns. Multiple components are assembled to form the exterior wall of a Passive House. A Passive House is a highly-insulated building that achieves at least 80% energy efficiency via airtight construction and a minimal transfer of heat between exterior walls and an interior living space. The UTPSCCS is suitable for Passive House construction because the wall is a free-standing shell that does not touch the interior living space and, thus, does not transfer heat. The UTPSCCS panel may alternatively be used as a wall to provide noise suppression along highways, between traffic and residential properties, or as a wall to separate areas within a property or a wall to separate many properties from the general public.

The utility model relates to the technical field of passive houses, in particular to a passive house through-wall pipeline structure which comprises a wall body, a mounting groove is formed in one side of the wall body, cavities are formed in the two sides of the inner wall of the mounting groove, half sleeves are connected into the cavities in a sliding mode, grooves are formed in the tops of the inner walls of the cavities, and the half sleeves are connected with the half sleeves in a sliding mode. A groove is formed in the inner wall of each half sleeve, a connecting block is fixedly connected to the top of each half sleeve and located in the groove, toothed plates are fixedly connected to the top of each connecting block, the two sets of toothed plates are meshed with a set of gears, and the gears are rotationally connected to the top of the inner wall of the groove. The positioning assembly drives the connecting block to move, so that the toothed plate is driven to move, the two sets of half sleeves are driven to move at the same time to fix and clamp the pipeline, installation is convenient, and damage to the half sleeves is reduced.

The present invention discloses a passive cast-in-situ concrete exterior wall formwork system and a construction method thereof, wherein the formwork system includes a first pair of plug-in screws, a second pair of plug-in screws, an inner screw, a first disassembly screw, and a second disassembly screw. The first pair of plug-in screws and the second pair of plug-in screws are coaxially arranged relative to each other and connected by threads, and are used to insert and fix an insulation board from both sides. The first pair of plug-in screws and the second pair of plug-in screws have hollow rod bodies and are collectively sleeved on the outside of the inner screw. The inner screw integrally passes through the first pair of plug-in screws and the second pair of plug-in screws, and conical caps are provided at both ends. The first disassembly screw and the second disassembly screw are respectively detachably connected to the conical caps. The present invention solves the problem that traditional tension bolts leave holes after use and cannot meet the airtightness requirements of passive house exterior walls. It not only ensures airtightness but also avoids the generation of cold and hot bridges, thereby improving the thermal insulation performance of the wall.

The utility model discloses a reinforced concrete module built-in heat preservation passive house which comprises a house body installed on a foundation, and the house body comprises a prefabricated outer wall framework, a prefabricated inner wall framework and a prefabricated flat roof framework arranged on the top of a wall body. The outer wall framework, the inner wall framework and the flat roof framework are prefabricated in a factory and directly pulled to a construction site for construction after being formed, excessive assembling operation on the site is not needed, and therefore the forming speed of the house can be greatly increased, framework construction of the house can be completed within five to six days when the house is about one hundred and fifty levels, and construction efficiency is greatly improved. The metal net formworks are installed on the two sides of the wall body, concrete pouring can be carried out without workers supporting wood formworks, and therefore construction cost is saved, the construction period is shortened, construction cost is reduced, the thickness of the heat preservation layer can be increased according to construction requirements, and the index requirement of the passive house is met.

The utility model relates to the technical field of building construction, especially, it relates to a kind of assembly passive house inner and outer wall body steel net reinforcing structure, when using, the front and rear ends of wall body are respectively fixedly installed with a set of fish scale net, then the outside of two sets of fish scale nets is respectively daubed with a layer of sand mortar layer, and the cooperation of the multiple groups of barbs on the corresponding fish scale net realizes hanging mortar, avoids the falling of sand mortar layer under the state of not dry, improves convenience, can be used after sand mortar layer is dried and solidified, improves fire resistance;Including wall body, fish scale net and sand mortar layer, the front and rear ends of wall body are respectively provided with fish scale net, the two sides of fish scale net are respectively provided with multiple groups of barbs, part of barb direction is upward, part of barb direction is downward, part of barb direction is oblique, multiple groups of barb direction are irregular arrangement, and the outer end of fish scale net is respectively daubed with sand mortar layer.

The utility model relates to a passive house waterproof structure which comprises a concrete face plate and a first waterproof structure arranged on the top of the concrete face plate, a fireproof isolation belt is arranged between the concrete face plate and the first waterproof structure, and a protection structure is arranged between the concrete face plate and the fireproof isolation belt. The protection structure comprises a facing layer arranged at the top of the concrete panel, a protection layer is arranged at the bottom of the facing layer, and an isolation layer is arranged at the bottom of the protection layer. According to the waterproof structure of the passive house, the heat preservation effect on the interior of the passive house can be achieved by arranging the heat preservation layer, the waterproof effect can be achieved by arranging the waterproof layer, the heat preservation layer can be protected conveniently, and the protection performance of the wall of the passive house can be improved by arranging the protection layer and the isolation layer; meanwhile, the strength of the wall body is improved, so that the service life of the heat preservation layer and the waterproof layer is prolonged, and the waterproof effect is achieved while heat preservation is considered.

The utility model discloses a passive house heat preservation and insulation curtain wall device, and relates to the technical field of building curtain walls. The glass panel comprises a cross beam, a stand column, bolts, a heat insulation material, a pressing plate, an adhesive tape, a buckle cover, a glass panel, a first supporting plate and a second supporting plate, one side of the cross beam is fixedly connected with the stand column, the heat insulation material is installed between the cross beam and the pressing plate and around the glass panel, and the bolts penetrate through the heat insulation material to connect the cross beam and the pressing plate into a whole. The rubber strip is placed between the cross beam and the glass panel, the glass panel is placed on the first supporting plate, and the first supporting plate falls between the second supporting plate and the cross beam; the heat preservation and insulation curtain wall system is safe in structure, convenient to install and reasonable in structure through cooperative use of the cross beam, the stand column, the bolt, the heat insulation material, the pressing plate, the adhesive tape, the buckle cover, the glass panel, the first supporting plate and the second supporting plate, and the connecting structure is suitable for building curtain walls with high heat preservation performance requirements.

The utility model discloses a passive house outer wall decorating plate splicing structure, and relates to the field of passive house building products, the passive house outer wall decorating plate splicing structure comprises a light steel keel arranged on the inner side and an outer wall plate arranged on the outer side, a heat preservation layer is arranged between the light steel keel and the outer wall plate, the light steel keel, the outer wall plate and the heat preservation layer are assembled into a whole, and the heat preservation layer is formed by splicing a plurality of heat preservation plates. A splicing seam is arranged between every two adjacent heat preservation plates, a breathable film is laid on the side, facing the outer wall plate, of each splicing seam, and the breathable films are connected between the heat preservation layers and the outer wall plate in a clamped mode; after assembly, the splicing seam is filled with sealant. The breathable film is laid on the side, facing the external wall panel, of the splicing seam, the breathable film is arranged between the heat preservation layer and the external wall panel, so that external gas is effectively blocked, the gas blocking area is increased by increasing the length of the breathable film, and compared with an existing design, the breathable effect is better achieved.

The utility model discloses a passive house efficient energy collection device, which relates to the technical field of passive houses and comprises a mounting plate, a mounting part is arranged on the front side of the mounting plate, an environment control all-in-one machine is mounted on the front side of the mounting plate, and an air outlet pipe and an air inlet pipe are mounted on the front side of the environment control all-in-one machine. And one side of the air inlet pipe is fixedly connected with a first connecting plate. By the adoption of the structure, the second clamping block is adjusted to be at the angle not corresponding to the second clamping groove, then the point position of the second connecting plate can be effectively clamped, the situation that the sleeve is disengaged is avoided, the first filtering plate can effectively filter sucked air, a large amount of dust is prevented from entering the sleeve, and the service life of the sleeve is prolonged. And when the sleeve needs to be cleaned or maintained in the later period, the first clamping block is screwed, the second clamping block is adjusted to the angle corresponding to the second clamping groove, and then the first clamping block can be directly pulled out, so that the effect of conveniently dismounting and maintaining the sleeve in the later period is achieved.

The present invention discloses a window frame installation structure for a passive house window, comprising a frame and a connecting mechanism for connecting the frame, wherein the connecting mechanism comprises a connecting plate fixedly connected to the frame and a connecting piece connected to a wall, wherein the connecting plates and the connecting pieces are arranged in a one-to-one correspondence, and each of the connecting pieces is provided with two locking blocks, and the locking blocks are used to lock the connecting plates; the plugging stroke of the window frame being plugged in horizontally drives the connecting plates to squeeze the locking blocks, so that the locking blocks move to a locked position and lock the connecting plates. The window frame installation structure for a passive house window provided by the present invention, by providing the connecting plates and the connecting pieces on the window frame, does not need to be installed one by one and does not require support, that is, it can greatly improve its installation efficiency and ensure its installation accuracy, facilitate the subsequent installation of the passive window, and improve its waterproof and thermal insulation properties in combination with waterproof glue and a thermal insulation layer.

The present invention relates to the field of heat insulation materials, and specifically to a heat insulation material for passive houses and a preparation method thereof. Prepared from the following raw materials by weight: 40-60 parts of cellulose grafted polystyrene, 20-30 parts of styrene-butadiene-styrene block copolymer, 15-25 parts of POSS-SiO2 composite aerogel, 20-30 parts of light calcium carbonate, 1-3 parts of silane coupling agent, 0.5-1 part of monoglyceride stearate, 1-3 parts of flame retardant, and 3-5 parts of AC blowing agent. The heat insulation material prepared by the present invention has good mechanical properties, low thermal conductivity, excellent heat insulation performance, and also has a certain fireproof and flame retardant performance, and has a wide application prospect as a building decoration material for passive houses.

The utility model relates to the technical field of passive houses, in particular to a passive house with a ventilation device, which comprises a wall body and a driving block mounted at the top of the wall body, a through hole is formed in one side of the wall body, a placing groove and a moving groove are formed in one side of the inner wall of the through hole, a partition plate is slidably connected in the placing groove, and a ventilation device is arranged in the partition plate. A plurality of through holes are formed in the upper portion of the partition plate, a movable groove is formed in the lower portion of the partition plate, a fixed frame is slidably connected into the movable groove, a limiting assembly used for limiting sliding of the fixed frame and the partition plate is arranged in the through holes, and a connecting block is fixedly connected to the top of the partition plate. The fixing frame is driven to move from the moving groove to the through hole, the net plate can block mosquitoes appearing in summer, the situation that the mosquitoes enter a room is reduced, and meanwhile the influence on the fresh air ventilator is reduced.

The present invention is specifically a passive room indoor door frame device with self-ventilation function, which solves the problem that the existing indoor room door is closed and the human body has difficulty breathing and affects the sleep quality when resting. It includes a door frame side plate and a door frame, and the left end surface of the door frame is opened with a ventilation port, and a mobile drive mechanism and a mobile guide mechanism are arranged in the door frame; the mobile drive mechanism includes a forward and reverse remote control switch and a strip baffle, and a channel steel-shaped horizontal guide rail is arranged in the middle of the strip baffle, and a motor is arranged on the channel steel-shaped horizontal guide rail. A horizontal rack is fixed on the right side of the strip baffle, and a gear is arranged on the input shaft of the motor. The forward and reverse remote control switch is connected to the power supply circuit of the motor; the mobile guide mechanism includes a guide plate, and a channel steel-shaped horizontal guide rail I is arranged on both sides of the guide plate, and guide rollers I are arranged on both ends of the front and rear of the connecting plate I. The present invention realizes self-service ventilation without affecting the privacy of the room, and ensures the air circulation in the room.

The utility model relates to the technical field of heating and ventilation pipeline connection, in particular to a heating and ventilation pipeline connecting device for a passive house, which comprises a heating and ventilation pipe, two connecting pipes fixedly mounted on the outer side of the heating and ventilation pipe, connecting flanges fixedly mounted on the surfaces of the two connecting pipes, and an adaptive adjusting mechanism connected with the two connecting flanges. The adaptive adjusting mechanism for adaptively fixing the temperature deformation of the heating and ventilation pipe is arranged on the outer side of the heating and ventilation pipe; when two heating and ventilation pipes are mutually connected, the two connecting pipes can be mutually connected through the two connecting pipes and the corresponding connecting flanges in a flange connecting mode, and after connection, when thermal expansion deformation occurs at the connecting position of the heating and ventilation pipes through the adjusting assembly, synchronous adjustment can be conducted through the adjusting assembly; the sealing performance and stability of the connecting position are guaranteed, and the sealing performance can be improved through the sealing assembly when the adjusting assembly is used.

This invention relates to the field of building construction and provides a passive house with a sealed window frame, comprising: a frame body, which is formed by connecting multiple side frames end to end; a side frame, on the side facing the wall, having a supporting sealing structure, wherein the side facing the wall has a groove along its length; the supporting sealing structure includes: two supporting sealing strips, located on both sides of the groove and arranged along the length of the groove, with a portion of the strip embedded inside the frame body; a main airbag, fixed to the bottom wall of the groove and arranged along the length of the groove; and a one-way valve, fixed to one side of the side frame and communicating with the main airbag. This technical solution utilizes the gas filling of the main airbag to fill the gap between the wall and the frame body, improving the sealing effect.