253 results about "Energy efficient architecture" patented technology

The invention relates to the technical field of computer aided design, in particular to an energy-saving building design method based on digital simulation, which comprises the following steps: analyzing air velocity, temperature gradient, density and pressure distribution based on indoor aerodynamic parameters, identifying air vortex structure characteristics, and generating an energy-saving building environment data set. According to the method, aerodynamic characteristics in a building are accurately recognized, the vortex structure analysis capacity is improved, the air flowing path is optimized, aerodynamic parameters are combined, thermal resistance and heat conduction materials are matched, the building envelope layer is adjusted, heat flow transmission is guided, heat loss is reduced, the heat energy utilization rate is increased, and the spectral characteristics of the materials are adjusted according to illumination redundancy; the lighting efficiency is optimized, the heat load is reduced, outer wall heat transfer is optimized in combination with airflow characteristics, the ventilation rate is dynamically regulated and controlled, airflow short circuit is avoided, heat flow, illumination and ventilation parameters are integrated, precise optimization of building energy consumption is achieved, and the energy efficiency regulation and control level is improved.

The utility model discloses a heat-preservation and energy-saving building column foundation heat-preservation joint which comprises an embedded part, a steel column and a high-strength heat-preservation cushion block. The embedded part comprises a positioning plate and a column foot anchor bolt and is embedded in the positioning plate when a reinforced concrete structural plate is poured, a higher part of the column foot anchor bolt is exposed according to the elevation of a steel column foot bottom plate, a high-strength heat preservation cushion block is arranged on the upper portion of the positioning plate, a hole is reserved in the position, corresponding to the column foot anchor bolt, of the high-strength heat preservation cushion block, and the column foot anchor bolt penetrates through the hole. A steel column base bottom plate penetrates through a column base anchor bolt to fall on the high-strength heat preservation cushion block and is firmly connected with the column base anchor bolt through a nut, a steel cover plate is arranged on the periphery of the steel column, the steel cover plate and the ground surface layer are located on the same horizontal plane, and the space between the steel cover plate and the steel column base bottom plate is filled with foaming polyurethane. On the premise that the structure bearing requirement is met, cold (heat) breaking is conducted on the column foundation part, a heat preservation surface layer does not need to be additionally adopted to wrap a building inner structure column (steel column), the size of the built building inner structure column is appropriate, and building space does not need to be additionally occupied.

The invention relates to the technical field of data processing, in particular to a multi-modal data fusion method and system for an energy-saving building data sensing system, and the method comprises the steps: obtaining environment state data, a current scene time period and a historical scene time period of each dimension at each moment; according to the difference of the environment state data at adjacent moments under the same dimension in the current scene time period, combining the feature difference between the current scene time period and the historical scene time period to obtain an environment unique index; according to the similarity of the environment state data of the historical scene time period and the current scene time period in the same dimension, obtaining a reference scene time period in combination with the unique indexes of the environment; and according to the environment state data of the reference scene time period and the current scene time period in each dimension, combining with the environment unique index to construct a fusion weight, and fusing the multi-modal data of the current scene time period. According to the invention, the fusion weight is highly matched with the current scene feature, and accurate fusion of multi-modal data can be realized.

The invention discloses a fabricated energy-saving building glass curtain wall in the technical field of building curtain walls, which comprises a glass body, inner reinforcing frames are arranged at the upper end and the lower end of the glass body, and side reinforcing frames are fixedly arranged on the two sides of the glass body and the two sides of the inner reinforcing frames; the two sets of hemispherical column glass are fixedly installed in the upper inner reinforcing frame and the lower inner reinforcing frame respectively, the curved surfaces of the hemispherical column glass are arranged in a back-to-back mode, and the two sets of hemispherical column glass are sleeved with light-transmitting films in a surrounding mode. The solar dimming equipment is arranged between the hemispherical column glass and the light-transmitting thin film, and the solar dimming equipment can adjust the light transmission of the glass body according to the surface temperature change of the light-transmitting thin film; a temperature sensing assembly is arranged in the upper end inner reinforcing frame, the temperature sensing assembly can accurately obtain the surface temperature of the light-transmitting film, the glass curtain wall capable of transmitting light is provided, and solar energy irradiated to the curtain wall can be collected in a targeted mode according to indoor needs.

The invention discloses a high-strength multifunctional glass panel and a processing technology thereof. The glass panel comprises a high aluminosilicate glass substrate, a surface composite functional layer and an embedded conductive-heat insulation composite layer. The content of Al2O3 in the substrate is 15-20wt%, and the thickness is 2-6mm; the surface composite functional layer is composed of a honeycomb microstructure layer and a SiO2-TiO2-ZnO ternary nano-composite coating film, the inner wall of the microstructure layer is covered with a hydrophobic coating, and the SiO2-TiO2-ZnO ternary nano-composite coating film has the anti-reflection function, the self-cleaning function and the antibacterial function; and the silver nanowire-aerogel composite layer is embedded in the embedded conductive-heat insulation composite layer, so that cooperation of transparent conductive and efficient heat insulation is realized. According to the processing technology, a microstructure and a functional coating film are synchronously formed through an ultraviolet nanoimprint technology, and the aerogel is combined to fill the conductive grid, so that the traditional multi-process flow is simplified. The bending strength of the glass panel is improved by 50% or above compared with that of traditional glass, and the glass panel has the characteristics of touch control, heat insulation, antibiosis and the like, is suitable for the fields of smart home, energy-saving buildings and the like, and has the advantages of low energy consumption and high cost performance.

The invention belongs to the technical field of smart buildings, and relates to a green energy-saving building energy consumption real-time monitoring and intelligent optimization system and method based on the Internet of Things, and the system comprises a sensing layer which comprises an environment sensor group which collects the temperature, humidity, illumination intensity and CO2 concentration; the non-intrusive electric energy monitoring module measures equipment current through a Rogowski coil, and the precision is + / -0.5%; the equipment state acquisition terminal is used for acquiring the frequency of an HVAC compressor and the state of a lighting switch; the network layer comprises a multi-protocol edge gateway which supports the conversion from ZigBee / LoRa / Modbus to an MQTT protocol; the block chain evidence storage module is used for generating an SHA-256 hash value for the energy consumption data and uploading the SHA-256 hash value to the chain; the platform layer comprises a digital twin engine which is used for generating an energy consumption three-dimensional thermodynamic diagram based on a BIM model; the optimization control core is composed of an LSTM load prediction unit and an NSGA-II multi-objective optimization unit. The energy efficiency leap of 12-18% comprehensive energy saving (far exceeding the average level of 5-8% in the industry) is realized through a technical chain of'accurate perception-intelligent decision-making-closed-loop control '.

The invention belongs to the technical field of photovoltaic equipment, and provides a roof adjustable photovoltaic module for an energy-saving building, which comprises an outer shell, the top of the outer shell is open, a lifting platform is arranged in the outer shell through a lifting assembly, an inclined frame is arranged at the top of the lifting platform through a rotary table, and a plurality of photovoltaic panels are rotatably connected in the inclined frame. A horizontal sliding assembly is arranged at the top of the rotary table and hinged to one edge of the inclined frame, and a pitching adjusting assembly is further arranged between the rotary table and the side wall of the inclined frame. And the control assembly comprises a control unit arranged in the outer shell and a sunlight tracking sensing device arranged on the inclined frame. The problem of projection shielding between the photovoltaic modules can be reduced, and meanwhile the capability of resisting severe weather such as strong wind can be improved.

The invention discloses a building energy-saving control system based on intelligent design analysis, relates to the field of building energy-saving control, and collects multi-dimensional data such as temperature, illumination intensity, personnel activity and the like inside and outside a building in real time by means of a sensor network, and summarizes the data to a data processing center through a data transmission module. An advanced big data analysis algorithm is applied, potential correlation between data is deeply mined, the energy consumption trend of the building and energy requirements in different environments are accurately predicted, the intelligent control module automatically regulates and controls various energy consumption devices such as illumination, air conditioners and ventilation devices in the building based on the prediction result, refined management of building energy is achieved, and the energy utilization rate of the building is improved. The energy utilization efficiency is remarkably improved, the building energy consumption is effectively reduced, an innovative and practical technical scheme is provided for building green and energy-saving buildings, and wide application prospects and popularization values are achieved.

The invention provides an energy-saving building curtain wall waterproof heat preservation outer wall structure, belongs to the technical field of building outer walls, and solves the technical problems that an existing outer wall is wide in solar radiation area and long in time, resource waste is caused when the existing outer wall is not used, and the outer wall is mildewed and peeled off due to water seepage caused by gap expansion in rainy days. The waterproof heat-preservation outer wall structure of the energy-saving building curtain wall comprises a wall body part, a ventilation cavity is formed in the wall body part, the upper end and the lower end of the ventilation cavity communicate with ventilation holes, the upper portions and the lower portions of the ventilation holes communicate with slope water retaining covers, two pieces of angle steel distributed front and back are fixed to the slope water retaining covers, and a heat conduction plate is detachably connected between the two pieces of angle steel; a first magnetic ring is fixed on the temperature conducting plate, a second magnetic ring is magnetically connected to the first magnetic ring, and a flexible photovoltaic film is clamped between the first magnetic ring and the second magnetic ring. The device has the advantages that rainwater is prevented from entering the ventilation holes, and meanwhile solar energy on sunny days is received and converted into electric energy to be used by buildings.

The invention belongs to the technical field of water supply and drainage devices, and discloses an energy-saving building water supply and drainage device with rainwater collection and utilization, one end of a treatment box is connected with a rainwater collection pipe and a kitchen wastewater collection pipe, the other end of the treatment box is connected with a drainage pipe, and a water collection tank is fixed on the inner wall of one end of the treatment box; a water outlet pipe is arranged at the lower end of the water collecting tank, and a water wheel is rotationally connected below the water outlet pipe; a central shaft of the water wheel is rotationally connected with the treatment box; a guide plate is arranged below the water wheel, a water outlet cavity is arranged between the guide plate and the inner bottom surface of the treatment box, and the drainage pipe is communicated with the water outlet cavity; a first filter screen is arranged at the other end of the flow guide plate, a brush is installed on the center shaft, and brush avoiding openings are formed in the portions, on the two sides of the brush, of the water flow partition plate; filter screen frames are placed in the areas on the two sides, and impurity inlets corresponding to the brush avoiding openings are formed in one sides of the filter screen frames. Impurities cleaned by the device are convenient to clean.

The invention discloses an air conditioner fresh air control method and system for a comprehensive novel energy-saving building, and relates to the technical field of intelligent control, and the method comprises the following steps: collecting sensor data in real time, carrying out wave noise reduction processing by using Kalman filtering, and constructing a standardized data packet containing a timestamp, an equipment ID and a numerical value type in combination with smoothing processing; dynamically adjusting energy scheduling by using a block chain method in combination with real-time electricity price, calculating an optimal power purchasing scheme, and generating an energy scheduling instruction; dividing a building plane by adopting a bee colony algorithm, establishing a dynamic air volume distribution matrix, outputting an air volume control instruction and marking areas which do not meet requirements; and when the continuous unsatisfied demand area and meteorological sudden change are detected, simulating an extreme working condition through the generative adversarial network, generating an emergency control instruction set, and adjusting the rotating speed of a fan and the opening degree of an air valve. Through a global feature vector updating mechanism of federal learning, the method can adapt to building layout changes in real time, and the overall energy efficiency ratio is improved.

The invention relates to the technical field of energy-saving building materials, and discloses a multi-layer composite sunshade film with a self-cleaning function, which sequentially comprises a release film layer, a bonding layer, a base material layer I, a spectrum functional layer, a base material layer II and a self-cleaning layer from inside to outside, the raw material of the spectrum functional layer comprises at least one of an infrared absorbent, a visible light absorbent and an ultraviolet absorbent; the self-cleaning layer is a modified layer obtained by modifying the surface of the base material layer II through fluorosilane. According to the sunshade film, the energy-saving performance of a building can be greatly improved, so that the maintenance cost is reduced, and the sunshade film is suitable for being used outdoors for a long time and can also be attached to the outer surface of the building for use.

The invention relates to the related technical field of energy-saving building equipment, discloses an energy-saving building material production mold and a use process thereof, and aims to solve the problems that the efficiency is low in the building material manufacturing process and the molded material is not easy to demold. In addition, in the mold closing process, the supporting frame can compress and accumulate pressure on the demolding spring, when the mold is opened, the elastic force of the demolding spring is used for pushing the pressing head to eject out a finished product in the forming mold cavity, and finally the rapid demolding effect is achieved.

The invention belongs to the technical field of green buildings, and particularly relates to a passive energy-saving building facade sine wave flow guide outer envelope system which comprises an outer facade assembly, the outer facade assembly comprises sine wave flow guide mechanisms and an outer curtain wall which are alternately arranged from top to bottom, and each sine wave flow guide mechanism is of a wavy ridge structure and internally provided with a containing cavity; the wind turbine generator is mounted in the accommodating cavity; wherein the wave trough of the upper top surface and / or the wave crest of the lower bottom surface of the sine wave diversion mechanism are / is provided with a gas collection port, and the outer surface is provided with a vent hole. The device can gather, guide and discharge a natural wind field, improves the capturing efficiency of wind energy, can adapt to airflow in different directions, enables a wind turbine generator to be installed in a hidden mode, does not affect the building facade effect, can be flexibly arranged, can adapt to complex and changeable wind direction conditions, improves the stability and reliability of wind energy utilization, and is suitable for popularization and application. And airflow power can be continuously generated in windless weather, the problem of insufficient wind power is effectively solved, and continuity and stability of building energy supply are ensured.

The invention relates to the technical field of energy-saving buildings, and discloses an ecological energy-saving building solar roof structure which comprises a solar panel, a replacement mechanism is clamped to the outer surface of the solar panel, a first adjusting mechanism is fixedly connected to the lower surface of the replacement mechanism, and a second adjusting mechanism is clamped into the first adjusting mechanism. The replacement mechanism comprises a hollow frame, the hollow frame is connected with the solar panel in a clamped mode, and the interior of the hollow frame is rotationally connected with a first threaded rod. Through the arrangement of the replacement mechanism, the damaged solar panel can be independently replaced, the surface can be cleaned, the influence of Inner Mongolia sand wind can be dealt with, operation is guaranteed, and the cost is reduced; the first adjusting mechanism can adjust the angle of the solar panel, supports four corners, adapts to a flat top and an inclined top, optimizes light reception, and enhances stability. The adjusting mechanism II is matched with the adjusting mechanism I to adapt to arc-shaped and curved-surface roofs, the angle adjusting range is expanded, the efficiency is improved, the stability of the whole structure is guaranteed, and diversified requirements are met.

The invention discloses a composite thermoelectric concrete wall structure with thermoelectric power generation and heat preservation functions, and belongs to the technical field of building energy conservation and energy recovery. The wall structure is sequentially provided with a high thermal conductivity concrete layer, a thermal conductivity enhancement layer, a thermoelectric assembly layer, a low thermal conductivity concrete layer and a phase change heat storage layer from outside to inside. The high-thermal-conductivity concrete layer is prepared by mixing a cement-based material with a thermal conductive aggregate and is used for absorbing and conducting external heat; the heat conduction enhancement layer enhances directional heat conduction; a plurality of thermoelectric power generation modules are embedded in the thermoelectric component layer, the hot end is connected with the heat conduction enhancement layer, and the cold end faces the inner side; the low-thermal-conductivity concrete layer is prepared by mixing a cement-based material with light thermal-insulation aggregate and is used for preventing heat from being conducted indoors; the phase change heat storage layer is arranged near the cold end of the thermoelectric assembly layer and used for adjusting the temperature of the cold end to maintain a stable temperature difference. A detachable connection structure is arranged between the thermoelectric assembly layer and the heat conduction enhancement layer, so that later replacement and maintenance are facilitated. Energy recovery is achieved through the temperature difference of the outer wall of the building, and the system is suitable for residences or industrial factory buildings or passive energy-saving buildings.

The present invention belongs to the field of construction engineering technology, and discloses a green and energy-saving building curtain wall, comprising longitudinal beams and transverse beams arranged in a crisscross pattern, wherein the surfaces of the longitudinal beams and transverse beams are connected to longitudinal positioning columns and transverse positioning columns respectively through fixing mechanisms, wherein the longitudinal positioning columns and transverse positioning columns are arranged in a crisscross pattern to form a grid structure, and a locking mechanism is also provided at the connection between the longitudinal positioning columns and transverse positioning columns, wherein adjustment windows and curtain panels are evenly arranged inside the grid structure, and a piezoelectric mechanism is also provided inside the driving compartment inside the adjustment window. When the angle of the adjustment blade is adjusted by the driving motor, the piezoelectric mechanism provided at the connection between the transmission rod and the second bevel gear can generate electricity by itself through the piezoelectric effect, and the generated electrical energy is converted and stored in the battery through the functions of the full-bridge rectifier, filter capacitor, DC-DC converter, supercapacitor and charging management chip.

The invention particularly relates to a lighting performance detection system and method for a low-energy-consumption green energy-saving building, and relates to the technical field of building lighting detection. The data analysis module is used for sequentially analyzing the natural lighting data, the glare related data and the heat gain and loss related data to obtain a lighting loss coefficient, a glare coefficient and a temperature regulation load coefficient; a comprehensive processing module; and a lighting performance evaluation module. According to the method, cross-dimension integration of natural lighting data, glare data and heat gaining and losing data is carried out, and a multi-index evaluation system is constructed; according to the lighting loss coefficient, the specific position of nonuniform lighting is locked through a regional light difference value, and the space distribution range of defects is quantified in combination with a span value; the distribution discrete degree of a high-risk area can be quickly positioned through the glare coefficient; the temperature adjusting load coefficient quantifies the dynamic influence of lighting on the building energy consumption by analyzing the coupling relation between the air conditioner load and lighting under the working conditions of winter and summer.

The application relates to the technical field of temporary housing, in particular to an energy-saving building thermal insulation wall body of a concrete structure and a construction method thereof, a first shell is inlaid on one side of a concrete structure layer close to a thermal insulation layer, a first elastic bag is fixed on the inner wall of the first shell, and a moving plate is fixed on one side of the first elastic bag facing the thermal insulation layer; a second shell is inlaid on one side of the concrete structure layer close to a sealing plate, and a second elastic bag is arranged in the second shell. The position of the moving plate is controlled, the extension and retraction state of the first elastic bag is adjusted, in a high-temperature scene in summer, the moving plate can be flexibly controlled according to real-time requirements, the first elastic bag can be kept in a compressed state, and heat exchange with the external high-temperature environment is avoided. Compared with the prior art, the scheme can actively avoid the risk of heat accumulation, effectively relieve the stuffy problem in the house, and greatly improve the comfort of the temporary housing.

The application discloses a multifunctional intelligent photovoltaic window which is assembled by a multifunctional variable color unit and a silicon solar cell, and has the characteristics of wide wave adjustment, self-driving and self-cleaning. The laminated structure multifunctional variable color unit mainly comprises a vanadium dioxide / silicon dioxide / polyurethane nanocomposite film, a polymer stable liquid crystal with a near-crystal-cholesteric phase transition, an indium tin oxide and a silicon dioxide coating, which are respectively used as a near-infrared light adjusting layer, a visible light adjusting layer, an electrothermal layer and a super-hydrophobic layer. Based on the above design, the intelligent photovoltaic window can realize dynamic adjustment of the transmittance in the wavelength range of 380-2500 nm, so that the ideal energy-saving effect is achieved. In combination with the high output power of the silicon cell and the excellent direct current heating effect of the indium tin oxide, the self-driving characteristic of the intelligent photovoltaic window is realized, and the energy-saving effect is further improved. In addition, the silicon dioxide super-hydrophobic coating with a contact angle of 150-160 degrees effectively solves the environmental dependence of the intelligent photovoltaic window, and the intelligent photovoltaic window also has a good vision under complex weather conditions such as rain and snow. The application can widen the application of the intelligent photovoltaic window in the fields of energy-saving buildings, automobiles and flexible photoelectric devices.

This invention discloses a lithium slag dealkalization treatment agent and a method for the resource utilization of lithium slag in building materials, comprising the following raw materials in parts by weight: 50-80 parts sodium hydroxide, 30-50 parts water glass, 5-15 parts polycarboxylate superplasticizer, and 10-20 parts calcium carbonate. This invention has the advantage of being environmentally friendly and solves the problems of existing lithium slag resource utilization methods, such as the inconvenience of preparing high-strength, high-insulation building materials from waste lithium slag, insufficient strength of lithium slag building materials making them unsuitable for load-bearing structures or high-load scenarios, limiting their use to low-strength filler materials or non-structural components, significantly reducing their economic value, and poor insulation performance failing to meet energy-saving building standards, resulting in a lack of competitiveness in scenarios requiring thermal insulation such as walls or roofs.

The invention discloses an industrial energy-saving building house which comprises a house body, the house body is provided with a solar power supply system, a solar heat collection system and a control system, and the solar power supply system comprises a solar cell panel, a cell panel angle adjusting device and a first solar tracking device. The solar cell panel is arranged on the cell panel angle adjusting device; the solar heat collecting system comprises a solar heat collector, a heat collector angle adjusting device and a second solar tracking device, and the solar heat collector is arranged on the heat collector angle adjusting device. According to the invention, the solar cell panel and the solar heat collector can face the sun at any time, so that light rays of sunlight irradiate the solar cell panel and the solar heat collector in a vertical shape as far as possible, and therefore, the solar cell panel and the solar heat collector can achieve light energy conversion with maximum efficiency, and the energy-saving effect of a building house is effectively improved. The device is simple in structure, good in energy-saving effect and beneficial to industrial application.

The invention discloses a hydrogel-based energy-saving building structure and a preparation method thereof, and relates to the field of functional hydrogel. The energy-saving building structure is used for isolating a first space and a second space, the first space has a first environment temperature, and the second space has a second environment temperature; the energy-saving building structure comprises a first substrate, a first hydrogel layer, an isolation layer, a second hydrogel layer and a second substrate which are arranged in a stacked mode. The first hydrogel layer has a first phase change temperature and a second phase change temperature, and when the first environment temperature is below the first phase change temperature or above the second phase change temperature, the first hydrogel layer is in a non-transparent state; when the first environment temperature is between the first phase change temperature and the second phase change temperature, the first hydrogel layer is in a transparent state; when the temperature difference between the first environment temperature and the second environment temperature is larger than or equal to a preset threshold value, the second hydrogel layer can conduct thermoelectric conversion. According to the energy-saving building structure, annual bidirectional heat management and continuous thermoelectric energy conversion can be achieved.

The utility model discloses a low-carbon energy-saving building waterproof structure which comprises a wall body and a leveling layer arranged on the surface of the wall body, a heat preservation layer, an inner waterproof layer, a waterproof plate, an outer waterproof layer and a decoration layer are sequentially arranged on the outer side of the leveling layer, the heat preservation layer is of an up-and-down multi-layer structure, and a supporting plate is arranged between every two adjacent heat preservation layers. Each heat preservation layer comprises a plurality of heat preservation blocks which are sequentially arranged side by side, a cavity of each heat preservation block is divided into three cavities through two vertical plates, a plurality of ventilation holes are evenly distributed in the vertical plates, the cavities on the two sides are ventilation cavities, the cavity in the middle is a heat preservation cavity, the heat preservation cavities are filled with heat preservation materials, and upper air holes are formed in the bottoms of the ventilation cavities. A communicating hole communicated with the upper air hole is formed in the supporting plate, a rain blocking outer edge is arranged on the top of the wall body, an air collecting cavity is formed between the rain blocking outer edge and the top of the heat preservation layer, and an exhaust port is formed in one side of the air collecting cavity. In conclusion, the device has the advantages of being convenient to operate, high in installation efficiency and capable of effectively discharging moisture.

The application discloses an eccentric strip-penetrating broken bridge aluminum alloy window and relates to the technical field of aluminum alloy windows. The window comprises a frame, a sash, a compression strip and glass. The frame is 45-degree spliced through corner codes to form independent fixed window units and opening sash units. The wide side of the frame of the fixed window unit faces the outdoor, and the glass is installed in the frame and spliced and crimped and fixed with the narrow side of the frame from the indoor side. The glass is installed in the sash and spliced in the indoor side of the frame of the opening sash unit. The sash and the frame form a seal through a sealing rubber strip when closed. The strip-penetrating frames of the fixed window units and the opening sash units are installed close to the wide side, the wide side of the frame of the fixed window unit faces the outdoor, the wide side of the frame of the opening sash unit faces the indoor, and an eccentric structure is formed in staggered distribution. The structure can reduce the material consumption of the components used for window construction, simplify the assembly process, improve the flexibility of transportation and on-site installation, has good air tightness and water tightness, and is suitable for the door and window system of green energy-saving buildings.

The application discloses energy-saving building door and window with adjustable heat insulation strength and a using method thereof, and relates to the technical field of doors and windows. The energy-saving building door and window comprises a movable frame, an air cavity wall is arranged around the middle part of the inner side of the movable frame, and a hollow cavity is arranged around the inside of the movable frame. A heat insulation assembly is arranged on the top chamber of the hollow cavity, a liquid supply assembly is arranged between the bottom of the hollow cavity and the heat insulation assembly, and a positioning assembly is arranged on the top wall of the air cavity wall. The heat insulation assembly comprises a reel and two symmetrically arranged traction rods. A heat insulation plate is wound on the reel. The bottom end of the heat insulation plate is provided with a base. The two ends of the base are both provided with sliding blocks which are in sliding fit with the side walls of the air cavity wall. The bottom of the sliding block is provided with a traction rope. The application can adaptively adjust the heat insulation strength according to the indoor and outdoor temperature changes, and can differentially adjust the heat insulation area of the door and window according to the outdoor light angle, so that the heat insulation efficiency is improved.

1. Name of the Design Product: Wall Thermal Insulation Composite Panel. 2. Use of the Design Product: The design product is used as a wall thermal insulation composite panel for industrial and civil energy-saving buildings. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective view.

The present invention discloses a multi-modal photovoltaic energy-saving building facade curtain wall system using mirror reflection, wherein the curtain wall system is composed of a building, a user control module, a sensor module, a motion unit module, a solar module, a charge-discharge control module, and a main control module, wherein the user control module, the sensor module, the motion unit module, the solar module, and the charge-discharge control module are all connected to the main control module. The curtain wall system of the present invention utilizes real-time adjustment of mirror reflection to efficiently collect solar energy from the building facade, and uses a building facade curtain wall system with multiple functions such as photovoltaic power generation and indoor light environment adjustment, thereby solving the problems of low power generation efficiency per unit area of ​​the existing photovoltaic curtain wall, easy obstruction of indoor sight, inability to adjust according to real-time solar position and environmental conditions, and inability to intelligently switch working modes to cope with different environmental conditions.

The invention relates to the field of tungsten-based alloy target material preparation, in particular to a tungsten-based multi-component alloy target material containing a W3Ni17 specific phase and a preparation method, the target material contains the W3Ni17 specific phase and auxiliary phases such as a W phase and Ni3Ta phase, W powder and Ni powder serve as basic powder, and Cr / Ta / Si powder serves as optional auxiliary powder; the preparation method comprises the steps of multi-step segmented argon protection mixing according to a specific phase atomic ratio, alloying purification, cold isostatic pressing multi-section pressure relief forming, multi-section heating hydrogen protection sintering and the like. According to the design, the problems that a conventional target material cannot form a specific functional phase, elements are segregated, the density is insufficient, and light modulation efficiency and cycling stability are difficult to consider are solved, the density of the prepared target material is larger than or equal to 96%, the average crystal grain is smaller than or equal to 50 micrometers, the W3Ni17 phase accounts for 40%-85%, and the target material is suitable for preparation of a large-area electrochromic film and meets the requirements of the fields of energy-saving buildings, automobiles and the like.

The utility model provides a sandwich thermal insulation wall body connecting piece and a sandwich thermal insulation wall body, the sandwich thermal insulation wall body connecting piece comprises a connecting rod which is a fiber reinforced composite material connecting rod; the positioning plate sleeves the connecting rod, and the inner side of the positioning plate is matched with the connecting rod; the rib ring sleeves the connecting rod, and the inner side of the rib ring is matched with the connecting rod; and the lantern ring is sleeved on the connecting rod, the inner side of the lantern ring is matched with the connecting rod, and the lantern ring is fixed between the positioning plate and the rib ring through glue. The sandwich thermal insulation wall body comprises an outer prefabricated concrete plate, a thermal insulation layer, an inner prefabricated concrete plate and the sandwich thermal insulation wall body connecting piece which are sequentially arranged from outside to inside in the thickness direction of the wall body. The two-way shear bearing capacity of the sandwich heat preservation wall body connecting piece is different, the sandwich heat preservation wall body connecting piece can be evenly arranged in two-way plates with different two-way design loads, installation is convenient and fast, and the sandwich heat preservation wall body connecting piece has wide application prospects in energy-saving buildings.