Guangdong Weguard Construction Technology Co., Ltd.
Address: Baishe Xiashe Industrial Zone, Hongxing Village, Guanyao, Shishan Town, Nanhai District, Foshan City, Guangdong Province
Definition of Curtain Wall for building: consisting of a panel and a supporting structural system (supporting device and supporting system), which can have a certain displacement capacity relative to the main structure or a certain deformation ability, and does not bear the role of the main structure. Building perimeter retaining wall.
In short, the curtain wall is a beautiful coat of architecture, a lightweight wall with decorative effects commonly used in modern large and high-rise buildings. It is a façade that uses a variety of strong, light and beautiful building materials to replace the traditional masonry or window and wall façade, surrounded by the outer periphery of the main structure to make the whole building beautiful, energy-saving and intelligent. Construction method. The types of curtain wall systems can be roughly divided into the following types:
1. Component glass curtain wall
The component curtain wall is to transport the finished components in the workshop to the construction site, and install the components on the building structure one by one according to the construction process, and finally complete the curtain wall installation. The component type curtain wall is divided into four types according to the external visual effect: full implicit, semi-implicit, clear frame, dry hidden frame curtain wall, semi-implicit and horizontal and vertical and horizontal and vertical. According to the assembly method, it can be divided into two types: clamp type and hook type.
Clamping member curtain wall (also called component type curtain wall): The plate adopts a floating connection structure, which has strong absorption and displacement ability. The distance pressing compacting block ensures that the pressing force of each glass plate is uniform, the glass plane deformation is small, and the external appearance effect of the coated glass is good. The rigid contact is elastically connected to achieve a flat curtain wall and curved curtain wall effect on the building. Easy to disassemble, easy to replace and easy to maintain.
Hanging member curtain wall (also called small unit member curtain wall):Easy to install and easy to adjust. The connection uses a floating telescopic structure to accommodate deformation. Suitable for flat curtain wall forms. The rigid contact is elastically connected, and the curtain wall has good sound insulation.
1, bright frame glass curtain wall
The glass of the exposed frame glass curtain wall is embedded in the aluminum frame, and becomes the curtain wall member with aluminum frame on the four sides. The curtain wall member is embedded on the beam column to form the vertical frame with the aluminum frame. The framed glass curtain wall is the most traditional form, the most widely used and reliable. Compared with the hidden frame glass curtain wall, it is easier to meet the construction technical level requirements.
2, hidden frame glass curtain wall
The glass is bonded to the aluminum frame with a silicone structural sealant (referred to as a structural adhesive), and in most cases, no metal connectors are added. Therefore, the aluminum frame is completely concealed behind the glass to form a large-area all-glass mirror.
Product standardization, serial design, stable and reliable quality, can meet different requirements. Positioning and installation, the fixed distance compression structure, the glass plate is evenly stressed; the plate floating connection structure has strong absorption capacity in the plane.
The building facade is smooth and simple.
3, semi-hidden frame glass curtain wall
▲Hengming vertical glass curtain wall
Structural features - The pallet fixed to the beam can bear the weight of the glass and has a reliable structure.
Architectural effects - to meet the requirements of different building facades by changing the form of transverse gussets.
▲Horizontally visible glass curtain wall
Structural features - The weight of the glass is borne by the pallet fixed to the beam, and the structure is safe and reliable. Building effects - to meet different building facade effects by changing the vertical gusset form.
4、Component dry method hidden frame glass curtain wall
Structural features - fixed by hook-type mechanical locking structure, safe and reliable; glass plate can be installed disorderly, easy to operate, fast installation speed.
The effect of the building - the opening part of the building facade is consistent with the internal and external views of the fixed part, and the overall coordination is unified.
Second, point-supported glass curtain wall
1. Art steel structure support point supported glass curtain wall
Structural system - a composite structural system consisting of a curved steel pipe mesh shell system and a curved cable net system. The mesh shell is resistant to external loads, and the in-plane stability is undertaken by the cable net system; the fish-belt-type flat steel pipe truss system has a reasonable structure and economy.
Connection characteristics——The universal joint ball-shaped embedded node is adopted between the steel pipe members; the intersecting welding nodes are adopted between the steel pipes, and the lines are smooth and the nodes are delicate.
Artistic features - fish belly trusses are arranged in parallel, generous and transparent; the combination of flexible system, rigid system and glass is the perfect embodiment of true industrial modern art.
2, space tension cable rod support point support glass curtain wall
Structural system - a composite structural system consisting of a curved steel pipe mesh shell system and a curved cable net system. The mesh shell is resistant to external loads, and the in-plane stability is assumed by the cable net system; the structure adopts the transverse plane sling truss to resist external loads, the vertical slings take off-plane stability and bear the self-weight load of the glass, which is the prestressed geometry. Linear flexible system.
Connection characteristics - universal joint ball-shaped embedded nodes are used between steel pipe members.
Artistic Features - The combination of flexible systems, rigid systems and glass is the perfect embodiment of true industrial modern art. Scope of application - mainly applicable to the interlayer hole with large aspect ratio, which makes more reasonable and economical use of the force mechanism of the structure. Architectural effect - the curtain wall is transparent, bright and lightweight.
3, self-balancing tension cable support point support glass curtain wall
Structural System - The structure consists of a cable or tie rod and a steel structure. It is a prestressed self-balancing system.
Structural features—The tie rods and cables are prestressed by the pretensioning method. The prestressing is balanced by its own structure, which greatly reduces the load transmitted to the main structure under external loads.
Architectural effects - simple, bright and compact. It fully reflects the soft beauty of steel straightening and cable.
4, single-layer cable net support point-supported glass curtain wall
Structural system—a concave flexible cable-spot support system consisting of a large suspension cable and a single-layer orthogonal cable network system; the structure consists of a single-layer planar cable net structure cross-woven by transverse and vertical cables to resist external loads, which is prestressed geometry. Nonlinear flexible system. The shock absorbing damper of the single cable anchoring end and the oscillating mechanism between the suspension cables make the structure superior in shock resistance.
Structural Features - The structure is based on the principle of a tennis racket. The cable net produces stiffness against the out-of-plane load by the applied pre-stress. The large-scale suspension cable single-layer orthogonal cable network system can form different concave and concave curtain walls through advanced shape-finding technology.
Architectural effects – the most transparent curtain wall system, giving you unobstructed visual impact and spectacular, majestic, magnificent, and stunning visual effects. Suitable for large span openings such as the atrium entrance facade.
Third, all glass curtain wall
The all-glass curtain wall is a fully transparent, full-view glass curtain wall. Using the transparency of glass, the pursuit of the circulation and integration of the space inside and outside the building allows people to clearly see the entire structural system of the glass through the glass, making the structural system From the simple support to the performance of its visibility, it shows the artistic, layered and three-dimensional sense of architectural decoration. The utility model has the advantages of light weight, simple material selection, processing factory, quick construction, convenient maintenance and repair, and easy cleaning. Its effect on enriching the architectural façade effect is unmatched by other materials, and it is the embodiment of modern technology in architectural decoration.
Structural features: the glass ribs and the glass panels are connected by structural glue or by stainless steel claws. The top of the glass ribs is connected by hanging joints and the bottom is connected by telescopic joints.
Architectural effects - Under the illumination of the light, the light between the glass ribs and the glass surface gives you unlimited imagination; the stainless steel claws under the lighting give you a special artistic effect.
Fourth, the metal curtain wall
1. Aluminum veneer curtain wall
Material characteristics - good ductility, easier bending and complex curved surface forming, can better adapt to the requirements of architectural decoration. It has strong anti-corrosion and weather resistance.
Connection characteristics - floating platen connection structure, displacement absorption capacity and strong seismic resistance.
Architectural effects – The surface treatment technology of fluorocarbon coating gives the façade a rich, long-lasting color performance.
2, aluminum composite panel curtain wall
Material characteristics - The board is light in weight and simple in processing. The surface is treated with fluorocarbon coating, which has the advantages of corrosion resistance, powder resistance, UV resistance and no discoloration. Compared with aluminum veneers, it has good sound insulation and thermal insulation properties.
Installation structure - positioning and installation, fixed-distance compression structure, three-dimensional adjustment, strong displacement absorption. Architectural effect - the texture of the metal, rich colors, smooth surface, smooth lines.
3, honeycomb panel curtain wall
Material characteristics - excellent thermal insulation and thermal insulation properties; good rigidity and light weight; high strength and tear resistance; flat surface.
Mounting structure - long plate-type connection makes the product have high safety.
The effect of the building - the texture of the metal, the rich colors, the smooth lines and the clear layering.
4, stainless steel curtain wall
Material characteristics - beautiful surface, diversified use; good corrosion resistance; high temperature oxidation resistance and high strength, fire resistance; high surface finish.
Structural features - plate floating connection, in-plane displacement absorption capacity and strong seismic resistance.
Decorative effect - choose different varieties and different surface processing methods to make the building show different decorative effects.
Five, stone curtain wall
The stone curtain wall is usually composed of a slate support structure (aluminum beam column, steel structure, etc.), and does not bear the structural support structure of the main structure load and function.
The stone curtain wall generally adopts the dry hanging installation method, because the dry hanging is slightly higher than the wet cleaning cost, but there are some advantages. Dry hanging is safe and reliable, and it is not easy to fall, so the higher wall is dry. The wet wall of the external wall is prone to the phenomenon of efflorescence, which affects the perception of the curtain wall. Wet stickers have poor freeze-thaw resistance and are prone to problems in frozen areas.
1. Back bolt type stone curtain wall
Connection form - the use of stainless steel expansion bolts without stress anchor connection, safe and reliable.
Mounting structure - with a flexible connection, high seismic performance. Multi-directional adjustment, high surface flatness, flat and neat seams.
The effect of the building - the noble and bright texture of the stone makes the building perform a grand and luxurious party.
2, pallet type stone curtain wall
Connection form - aluminum plate connection, bonding is done in the factory, the quality is reliable.
Mounting structure - adopts hanging structure, which can be adjusted in three dimensions during installation. Installed with an elastic pad for flexible connections and improved shock resistance.
The effect of the building - the noble and bright texture of the stone, makes the building's performance grand and elegant.
3, through the long trough stone curtain wall
Connection form - the use of long aluminum alloy profiles to effectively improve system safety and strength. Installation structure - The installation structure can realize three-dimensional adjustment, the surface of the curtain wall is flat and the seams are neat.
The effect of the building - the noble and bright texture of the stone, makes the building's performance grand and elegant.
Six, two-layer dynamic energy-saving curtain wall
1, inner circulation double curtain wall
System principle - in summer, the ducts leading to the house are closed, and most of the hot air in the double-layer closed hot aisle is discharged outside. In the winter, the greenhouse effect regenerative air is heated by the pipeline loop system and transmitted to the room to achieve energy saving effect.
System structure - the whole is a unit structure, the outer layer is closed hollow glass, the inner layer is a single-layer glass flip window, the middle air layer is provided with sunshade louvers; the air outlet is connected with the building air conditioning system.
System features - indoor light is sufficient, temperature is appropriate. It has excellent thermal insulation performance and the average heat transfer coefficient K can reach 0.96W/m?2;·K. With excellent sound insulation performance, the weight of the sound insulation is RW>45dB.
Mechanical Ventilation - The curtain wall system works in conjunction with the HVAC system to provide fresh air and achieve energy recovery. The specific flow rate is determined according to the different places of use, up to 100m?3; /h.
2, external circulation double curtain wall
The double-layer dynamic energy-saving curtain wall (also called the hot-channel curtain wall) is divided into two systems: natural ventilation and forced ventilation according to the ventilation principle, namely, the outer circulation double-layer curtain wall system and the inner circulation double-layer curtain wall system.
It consists of an outer curtain wall, an inner curtain wall, a sunshade device, an air inlet device, and an air outlet device. Its design philosophy is to achieve energy conservation and environmental protection, and to achieve an indoor living environment and outdoor natural environment.
System features - using the principle of air heat pressing and chimney effect, let fresh air enter the room, discharge indoor dirty air to the outside, and can effectively prevent dust from entering the room. Excellent winter insulation and summer insulation. The reasonable lighting function can adjust the light changes according to the needs of users and improve the indoor light environment. Excellent sound and noise reduction function creates a quiet working and living environment for users.
3, double cycle double curtain wall
System principle - using mixed ventilation, natural ventilation and mechanical ventilation can be operated alternately according to different conditions. The air outlet is opened in summer, and most of the hot air in the double-layer closed hot aisle is discharged outside. In the winter, the air outlet is closed, and the air in the middle layer is heated by the greenhouse effect to increase the inner surface temperature to achieve an energy saving effect.
System structure - the whole is a unit structure, the outer layer is closed hollow glass, the inner layer is a single-layer glass flip window, the middle air layer is set with dimming louvers; the air outlet is provided with a fan.
System features - excellent thermal insulation performance, the average heat transfer coefficient K can reach 1.15W / m? 2; · K. It has excellent sound insulation performance, and the weight of sound insulation is RW>42dB.
Hybrid ventilation - ventilation speed can be self-regulated, no need to rely on building air conditioning system, design and construction more flexible.
Seven, unit glass curtain wall
1. Unit curtain wall
System Features - The unit panels are all assembled in the factory floor with high assembly accuracy. The installation speed is fast, the construction period is short, and the finished product is protected. It can be constructed synchronously with the main structure of the civil works, which is beneficial to shorten the overall construction period. The structure adopts the principle of step-by-step decompression, and has a drainage system inside to prevent rain leakage and air penetration resistance. The joints of the plates are all sealed with special anti-aging rubber strips, which makes the curtain wall self-cleaning and the surface is less polluted. The plates are connected by plug-in connection and have strong seismic resistance.
2, independent unit curtain wall
System features - the glass plate can be independently installed and removed. The glass plate is mainly subjected to wind pressure by the hook plates on the four sides, and the structural sealant is designed to have a double safety protection function. It can realize large partitions and is suitable for large buildings such as airports and exhibition halls.
Architectural effect - the exterior lines are simple and clear, and the permeability is good.
3, glass wing unit curtain wall
Structural features - The glass wing adopts a detachable locking connection system, which is safe and reliable and easy to maintain. Using the principle of equal pressure, the multi-cavity step-by-step decompression, structural drainage, has a good watertight, airtight.
External view effect - Under the illumination of the night light, the light between the glass wing and the face glass gives you unlimited imagination. The internal view effect - the hidden open structure design, the internal view effect is continuous and unified.
Eight, clay brick curtain wall
System features - the clay plate is a green product, the glaze surface has no color difference, good self-cleaning, and the appearance is rich in color. The stainless steel compression spring is used to form a flexible connection, which can effectively eliminate noise. Dry installation is non-polluting and easy to install.
Artistic effects - the special tones of clay materials give the building a traditional and modern artistic effect.
Nine, photoelectric curtain wall
The solar photovoltaic curtain wall combines photovoltaic power generation technology and curtain wall technology. It is a high-tech product that integrates power generation, sound insulation, heat insulation, safety and decorative functions. In particular, solar cells generate electricity without emitting carbon dioxide or generating greenhouses. The harmful gas and no noise are a kind of net energy and have good compatibility with the environment. However, due to the relatively high price, the photovoltaic curtain wall is now mostly used for the roof and exterior walls of landmark buildings.
Energy saving and environmental protection - effectively reduce wall and roof temperature rise, reduce air conditioning load, and reduce air conditioning energy consumption. No fuel, no waste gas, no waste heat, no waste residue, no noise pollution. Relieve the peak electricity demand during the daytime, and solve the power supply situation in areas with power shortages and areas with no electricity and electricity.
Architectural effect - The use of various photovoltaic modules in the middle of the glass, the variety of colors, so that the building has a rich artistic expression.
Ten, metal roofing
Metal roofing refers to the form of a roof that uses metal sheets as the roofing material and combines the structural layer and the waterproof layer. There are many types of metal sheets, such as zinc sheets, aluminum-zinc sheets, aluminum alloy sheets, aluminum-magnesium alloy sheets, titanium alloy sheets, copper sheets, and stainless steel sheets. The thickness is generally 0.4 to 1.5 mm, and the surface of the board is generally subjected to coating treatment. Due to the difference in material and coating quality, some boards can last for more than 50 years. The shape of the board is various, some are composite boards, that is, the insulation layer is composited between two metal sheets, and some are single boards. During construction, some boards are assembled on site after being processed in the factory. The need for roofing works is on site. Some of the insulation layers are compounded at the factory and can also be produced on site. Therefore, sheet metal roofing is available in a variety of forms, from large public buildings to factory buildings, warehouses, and residential buildings.
1. Vertical occlusal metal roof
Structural features - The outer and outer panels of the roof are made of aluminum-magnesium-manganese alloy plates, and the joints are connected by a vertical edge. The roof system and the main body are connected by a floating connection, which completely absorbs the displacement of the main body. It adopts double-layer structure waterproof and drainage system. Good waterproof performance. The use of the bottom perforated profiled steel sheet and the glass fiber sound absorbing cotton enables the noise waves generated in the room to be effectively absorbed by the soft glass fiber through the hole in the bottom plate. The fiberglass insulation cotton used in the roofing system gives it superior thermal insulation properties.
2, aluminum veneer metal roof
Structural features - The roof is made of aluminum veneer and the connection system uses a frame-type hidden frame curtain wall connection system. It can realize Class I waterproof performance with curtain wall standard.
Artistic expressiveness - The aluminum veneer material can be coated with advanced fluorocarbon surface treatment technology, which has rich and long-lasting color expression. The plasticity of the aluminum veneer material can be realized by various advanced techniques to realize various complex architectural surface shapes.
3, composite metal roof
Structural Features - The roofing system consists of an outer veneer roofing system and a vertical occlusal roofing system. The roof system and the main body are connected by a floating connection, which completely absorbs the displacement of the main body. The double-side waterproofing and drainage system is adopted for the vertical edge biting roof and the waterproof coiled material. The natural flowing air layer formed by the composite roof provides excellent insulation, noise and insulation.
Artistic expression - the outer sheet metal can be selected from a variety of materials and colors, and can form a variety of complex space surfaces.
仿生造型——鱼腹式叶片表面的流线型设计具有气流分散及光线折射的良好效果。 智能调光——智能控制调整叶片角度，达到遮阳及调整室内光线的目的。 建筑效果——叶片表面颜色的多样选择性易于表达建筑的内涵。
1) 优越的保温性能，节能效果显著。根据需要，采用不同的断热铝型材及中空玻璃配置，可获得不同的传热系数K 值，以满足不同地区的节能需求。 2) 利用压力平衡原理设计有结构排水系统。
5) 精选优质五金配件，操作手柄人性化设计。方便灵活，美观舒适， 坚固耐用。