Construction Process, Process and Acceptance Criteria of Light Wall in Xi'an Decoration Classroom

The construction process, flow and acceptance criteria of the lightweight partition wall of the Xi'an decoration classroom are divided into three forms: light steel keel, wood keel and brickwork. Due to its heavy weight and wet operation, the brick wall has a long time. It is generally not suitable for indoor use except when it is used in remodeling bathrooms and kitchens.
(a), wood keel partition wall wood keel partition wall is made of red, white pine wood frame, with gypsum board or wood fiberboard, plywood panel for the wall, it's processing speed, low labor intensity, light weight, sound insulation The effect is good and the application is extensive.
1. Construction Procedure for Wood Keel Partition Wall The construction procedure for the wood dragon skeleton is: clear the ground floor → bullet line, find the rules → on the ground with bricks, cement mortar to make the pillow belt (also known as the kick base) → bomb line, back The line to the ceiling and the main structure of the wall → the vertical border wall bars → installation along the ground, along the top wood sill → standing partition keel → nail horizontal keel → cover panel, set aside socket location and strengthen the pad wood → cover panel processing.
2. Construction Specifications for Wood Keel Partition Walls The wood dragon skeleton should use red and white pines with a size of 40 mm x 60 mm. The spacing of the vertical keel should take into account the size of the cover panel, generally between 450-600 mm. If there is a doorway, each side should set up a Tongtian keel. The horizontal keel should be connected with the vertical keel opening. Above and below the window, the horizontal keel should be added.
When installing along the ground and along the top of a wooden raft, both ends of the raft should be inserted into the brick wall at least 120 mm to ensure that the partition wall is firmly connected with the original structural wall.
Partition wall panel installation can be performed by referring to the light steel keel cover panel installation method.
3. Inspection of wooden keel partition walls The inspection standards for the wooden keel partition walls are as follows: the partitions are of the correct size and the material specifications are the same; the walls are straight and straight, and the corner prescriptions are in close contact with each other, along the ground, along the ceiling and borders. After the wall bars, the keels after their transfer should be firm and straight. Check the partition walls and check with a 2 meter ruler. The surface flatness error is less than 2 mm, the verticality error of the facade is less than 3 mm, and the gap height difference is less than 0.5 mm.
(II) Light steel keel partition wall The light steel keel partition wall is a permanent wall. It uses a light steel keel as the skeleton and a paper gypsum board as the base material. The face can be used for latex paint, wallpaper, and wood. Such as the decoration of various materials, in the process of home decoration, the space layout of the adjustment and design, often use this wall material, such as the partition of a large interior space, non-load-bearing wall changes, displacement, double residential building stairs Covering and so on.
The light steel keel partition wall has the advantages of light weight, safety and reliability, strong impact resistance, non-toxicity, and non-combustibility. It occupies less space in the interior and is convenient and quick to construct than other permanent wall materials. At the same time, it also has good sound insulation, heat insulation, anti-corrosion, anti-mite performance, can be used in any part of the family room, including the kitchen, bathroom partition processing. It can also be used for high-grade sound insulation and thermal insulation to meet special environmental requirements. Therefore, the light steel keel partition wall is an ideal wall material.
1. Types of Light Steel Keels The commonly used light steel keels are Q50, Q75 and Q100 in three sizes, which are suitable for partition walls with different heights. The family room height is generally within 3 meters, and the use of light steel keel of Q50 can meet the demand. Assembled by the steel keel skeleton, the keel and corresponding fittings for different parts are required to be assembled into the partition wall.
2. The installation of the light steel dragon skeleton shall firstly follow the design drawings and pop up the position line of the wall in the indoor floor and lead the line to the side wall and the ceiling. The two lines of the wall shall be ejected from the two lines of the wall. The projection on the ground must be ejected.
Second, to do wall mats to ensure that the skeleton and the ground anastomosis. The specific approach is: first clear the ground contact, brush once again YJ302 interface agent, then hit the concrete wall pad, the top surface of the wall pad should be flat, both sides should be vertical.
Fixed along the ground, along the top keel, can be used to shoot nails or drilling with expansion bolts fixed, the spacing is generally 900 mm is appropriate, the shooting nail position should avoid the original base layer has been laid in the dark pipe.
The installation spacing of the vertical keel should be selected in accordance with the provisions of the height restrictions. When the dark seams are used, the spacing of the keel should be increased by 6 mm. If clear seams are used, the spacing of the keel is determined by the width of the clear seam. The walls of the wall where the objects need to be hung, the spacing of the keel should be shortened, generally 300 mm. The vertical keel should be arranged from one end of the wall. When the distance of the last keel from the wall is larger than the specified keel spacing, a keel must be added. The upper and lower ends of vertical keel shall be fixed with round nails along the top and top keels. When the keel needs to be cut at the scene, it shall be started from the upper end of the keel. Punching positions cannot be reversed and each keel is punched at the same level.
When installing the door pillars, they should be assembled according to the design of the door pillars. When installing the pillars, the door should be fixed together with the pillars. The installation method of the window is the same as the entrance.
When the height of the partition wall exceeds the length of the plasterboard or the wall has a window, a horizontal keel shall be provided. The connection method may adopt the manner of connecting along the ground, the keel along the top and the vertical keel, and the vertical keel may also be used. The angle bracket is connected to the vertical keel.
When installations such as switchboards, washbasins, and water tanks are required on the partition walls, the hangers of all types of wall-mounted equipment shall be connected to the skeleton of the dragon in advance when the skeleton is installed according to the design requirements.
3, the installation of paper gypsum board light steel dragon skeleton installed, after inspection is correct, you can install gypsum board, gypsum board should be arranged vertically, the gypsum board on both sides of the keel should be staggered arranged, with a self-tapping screws, The sequence is fixed from the middle to the sides of the board, the distance from the board edge is between 10-16mm from the board edge, the board edge from the cutting edge is at least 15mm, the board edge screw spacing is 250mm, and the screw spacing in the middle is 300mm. In millimeters, the nut is slightly embedded in the plate, but it must not damage the paper. The lower gypsum board should not be in direct contact with the ground. Leave a gap of 10-15 mm and seal it with sealant.
After installing the gypsum board, clean the floating soil in the joints and use a putty knife to put the putty into the joint and level the board. After the putty in the seam solidified, 1 mm of putty was scraped out of the seaming mesh. The putty knife was used to scrape the putty on the entire surface of the decoration, and the seam was buried in the putty. The edge of the gypsum board and the unevenness on the paper surface were all leveled, leaving the decoration of the surface for decoration.
4. Installation of Light Steel Keel Irregular Partition Walls One of the major advantages of the light steel keel partition wall is that it is easy to machine and install shaped walls. In home decoration, in order to make full use of space or increase the artistic effect of wall decoration, shaped walls are sometimes required. Now take the installation of the arc-shaped wall as an example to illustrate the installation method of the profiled wall.
When installing the curved wall surface, firstly draw the arc-shaped reference line on the ground and the ceiling respectively. This reference line should be double-lined. The drawing method is the same as that for the installation of the general light steel keel partition wall. After the notch is cut along the ground and along the top keel, it is bent into the required arc shape so that the arc edge is close to the arc-shaped baseline, fixed on the ground and the ceiling with the injection nails, and the vertical keel is used with self-tapping screws or blind rivets. Along the ground, along the top keel firmly connected. The vertical keel spacing is determined based on the length of the arc. The principle is that each circular gypsum board should be applied to three vertical keels.
When installing the gypsum plasterboard, the back of the gypsum board should be equidistantly cut to a depth of 2-3 mm and a thickness of 2/5 of the thickness. The distance between cuts is determined by the radius of the arc. The smaller the radius, the smaller the distance between the cuts. When installing, the cut surface will be placed against the keel. From one side, the gypsum board will be gradually bent to make it close to the arc surface of the keel, and then used. Tap screws to fix it. Other installation steps are the same as general light steel keel plasterboard walls.

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