⒈According to the materials and functions of doors and windows, they can be roughly divided into the following categories: wooden doors and windows, steel doors and windows, revolving doors, anti-theft doors, automatic doors, plastic doors and windows, revolving doors, iron doors and windows, plastic steel doors and windows, stainless steel doors and windows, aluminum alloy doors and windows, glass steel Doors and windows.

People's living standards continue to improve, and the types of doors and windows and their derivative products continue to increase, and the grades are gradually rising, such as insulated aluminum alloy doors and windows, wood-aluminum composite doors and windows, aluminum-wood composite doors and windows, solid wood doors and windows, solar energy houses, glass curtain walls, wooden curtain walls, etc. Wait.

　　⒉According to the opening method, it can be divided into: flat opening, side opening, sliding, folding, overhanging, eversion and so on.

　　⒊ Classified by material: wooden doors and windows, steel doors and windows, revolving doors, anti-theft doors, automatic doors, plastic doors and windows, revolving doors, iron flower doors and windows, plastic steel doors and windows, stainless steel doors and windows, aluminum alloy doors and windows, glass steel doors and windows, aluminum-wood composite doors and windows, etc.

　　⒋ Classified by brand: Beijing Gujia Doors and Windows, Shenghai Doors and Windows, Gothic Doors and Windows, Jiusheng Doors and Windows, Duobao Doors and Windows, Jiajiawang Doors and Windows, Linguang Doors and Windows, Yaoyinmei Doors and Windows, etc. Shangpin Deyi Doors.

　　 casement window

　　The advantages of casement windows are large opening area, good ventilation, good airtightness, sound insulation, heat preservation and impermeability. The inward-opening type is convenient for cleaning windows; the outward-opening type does not take up space when it is opened. The disadvantage is that the window width is small and the field of view is not wide. Opening windows outside the wall takes up a space outside the wall and is easily damaged when strong winds blow; and windows opening inside takes up part of the indoor space. It is inconvenient to use screens, and it is inconvenient to use screens and curtains when opening windows. If the quality is not good enough, it may seep rain.

　　 sliding window

The advantages of sliding windows are simple, beautiful, large window width, large glass block, wide field of vision, high daylighting rate, convenient glass cleaning, flexible use, safe and reliable, long service life, open in a plane, occupy less space, and easy to install screen windows Wait. At present, the most popular one is the sliding window. The disadvantage is that the two windows cannot be opened at the same time, at most they can only be opened halfway, and the ventilation is relatively poor; sometimes the airtightness is slightly poor. Sliding window: divided into left and right, up and down sliding. Sliding windows have the advantages of not occupying indoor space, beautiful appearance, economical price, and good airtightness. It adopts high-grade slide rails, which can be opened flexibly with one push. With large pieces of glass, it not only increases indoor lighting, but also improves the overall appearance of the building. The window sash has a good stress state and is not easy to be damaged, but the ventilation area is limited.

　　 top suspension

　　 Top-hung window This is a kind of aluminum alloy plastic steel window that appeared later. It is a new form developed on the basis of casement windows. It has two opening methods, which can be opened horizontally or pushed away from the top. When the casement window is closed, pull the upper part of the window inward to open a gap of about ten centimeters. That is to say, the window can be opened a little from above, and the opened part is suspended in the air and fixed by hinges, etc., to the window frame. Known as the top suspension. Its advantage is: it can be ventilated, but also can ensure safety. Because of the hinges, the windows can only be opened with a seam of ten centimeters and cannot be reached from the outside. It is especially suitable for use when there is no one at home. The function is not limited to casement windows. Sliding windows can also be opened by hanging up.

　　 European style windows and doors are decorated in European style. According to different regional cultures, it can be divided into Nordic, simple European and traditional European style. The pastoral style prevailed in Europe in the 17th century, emphasizing changes in linear flow and gorgeous colors. It is based on romanticism in form. The decoration materials are usually marble, colorful fabrics, exquisite carpets, and exquisite French wall hangings. The whole style is luxurious and magnificent, full of strong dynamic effects. The other is the Rococo style, which loves to use light and slender curves to decorate, the effect is elegant and cordial, and European palace nobles prefer this style. This needs to be decorated with the overall style of the home.

　　Side hung door refers to a door that has hinges (hinge) installed on the side of the door and opens inward or outward.

　　 Swing doors have single-opening and double-opening swing doors: Single-opening doors refer to only one door panel, while double-opening doors have two door panels. Swing doors are divided into one-way opening and two-way opening. One-way opening means that it can only be opened in one direction (only push in or out). Two-way opening means that the door leaf can be opened in two directions (such as a spring-loaded door). Swing doors are relative to other opening methods, because there are also doors that move open, turn up, roll up and down, vertically lift, and rotate.

　　　 The sliding door originated from China and spread to Korea and Japan through Chinese culture. Literally speaking: moving doors; from materials: wood, metal, organic, and inorganic materials; from usage: for doors of bookcases, wall cabinets, bedrooms, living rooms, and exhibition halls . Sliding doors originated in China and spread to North Korea and Japan through Chinese culture. The exact time cannot be verified, but you can see scattered sliding doors in some ancient Chinese paintings, such as the Song Dynasty landscape paintings, there are sliding doors. The original sliding door was only used for the sliding door of the bedroom or dressing room closet, but with the development of technology and the diversification of decoration methods, from the traditional sheet surface to the glass, fabric, rattan, aluminum alloy profile, from the sliding door, From folding door to partition door, the function and use range of sliding door are constantly expanding. In this case, the use of sliding doors began to become diverse and abundant. In addition to the most common partition doors, sliding doors are widely used in bookcases, wall cabinets, living rooms, showrooms, sliding doors, etc. Hanging sliding door: Hanging sliding door is a kind of door that adopts upper hanging wheels to support sliding. This kind of door has no new standard when opening-hanging sliding door noise, no threshold, beautiful and generous. The profiles of hanging sliding doors on the market are divided into two types: titanium-magnesium-aluminum alloy and secondary aluminum. High-quality sliding door profiles are made of aluminum, strontium, copper, magnesium, manganese and other alloys, which have great advantages in toughness, and the thickness can reach more than 1mm, while the lower quality profiles are recycled aluminum, which is tough The service life is reduced. The frame structure of the hanging sliding door, the main bearing force is the upper rail of the hanging sliding door, and the quality of the upper hanging wheel also determines the service life of the hanging sliding door. The upper rail is supported by the frame on both sides of the door hole above the door hole. The door leaf is hung under the upper rail by hanging wheels to push the door leaf, and the upper wheel slides with the push of the door leaf. Hanging sliding doors are suitable for balconies, restaurants, kitchens, sanitary partitions, etc.