CN207017634U - A kind of shaped steel frame wooden model - Google Patents

Abstract

The utility model discloses a kind of shaped steel frame wooden model of the realm of building construction, the shaped steel frame wooden model includes some templates, the edge of template carries out safe edge by angle steel frame, the preformed hole of angle steel aligns and is bolted with bolt hole, and the angle steel wing plate of adjacent two pieces of templates reserves hole position and aligns and fastened by U-shaped card.The utility model frame gang form good rigidity, cost-effective, simple to operate, quick construction, the duration is saved, improve the template number of turnover, material-saving environmental, symbol and green construction requirement.

Description

A steel frame wooden formwork

technical field

The utility model relates to the field of building construction, in particular to a wooden formwork with a shaped steel frame.

Background technique

The construction industry is a typical labor-intensive industry, and in various construction processes, wood formwork is an indispensable sub-project of the construction industry. However, the traditional formwork structure is complex, and the construction quality and construction progress of the formwork project are heavily dependent on the ideological quality and technical level of the workers. Therefore, the construction personnel have a large workload and cumbersome procedures, which seriously affect the construction progress and construction quality. In addition, the connection stability of the existing wooden formwork structure is poor, and the quality of concrete pouring is affected.

The above deficiencies are worth addressing.

Contents of the invention

In order to overcome the deficiencies of the existing technology, the utility model provides a wooden formwork with a shaped steel frame.

The technical scheme of the utility model is as follows:

A profiled steel frame wooden formwork, characterized in that it includes several templates, the template is provided with some bolt holes, and the edge of the template is protected by an angle steel frame, the reserved holes of the angle steel and the bolt holes Aligned and connected by bolts, the reserved holes of the angle steel flanges of two adjacent templates are aligned and fastened by U-shaped clips.

The utility model according to the above solution is characterized in that several back flutes are vertically arranged on the panel of the formwork.

Further, the back flute is a 40×40mm square tube.

The utility model according to the above scheme is characterized in that several groups of formwork main keels are arranged horizontally on the panel of the formwork, and each set of formwork main keels includes a pair of steel pipes arranged in parallel, and the steel pipes are connected by a pair of pulling screws. Fasten with butterfly clips.

The utility model according to the above solution is characterized in that the angle steel frame includes 45° angle steel and 90° angle steel.

Further, the 45° angle steel includes angle steel sides with an included angle of 45°, and the angle steel sides are supported by triangular braces.

Furthermore, five bolt holes with a diameter of 7 mm are provided in the 45° angle steel, and the distance between the bolt holes is 200 mm.

Further, the 90° angle steel includes angle steel sides with an included angle of 90°, and the angle steel sides are supported by triangular braces.

Further, the 90° angle steel is provided with several angle steel bolt holes, and the distance between two adjacent angle steel bolt holes is 44mm.

According to the utility model of above-mentioned scheme, its beneficial effect is:

1. The building steel frame combination formwork adopts angle steel edge protection and bolt connection to realize nail-free operation, improve the turnover times of the formwork, and save materials and protect the environment;

2. The steel frame combination formwork of the building has good rigidity and good concrete forming quality, which saves the plastering process and saves costs;

3. The building steel frame combination formwork is assembled and disassembled by U-shaped cards, which is easy to operate, fast in construction, and saves construction time;

4. The building steel frame combined formwork reduces the amount of wood, and the steel can be recycled, which meets the requirements of green construction.

Description of drawings

Fig. 1 is the structural representation of 45 ° angle steel of the utility model.

Fig. 2 is a sectional view of a 45° angle steel of the utility model.

Fig. 3 is a structural schematic diagram of a 90° angle steel of the present invention.

Fig. 4 is a sectional view of a 90° angle steel of the present invention.

Fig. 5 is a schematic structural view of the wood formwork drilling fixture of the present invention.

Fig. 6 is a top view of the wooden formwork drilling fixture of the present invention.

Fig. 7 is a schematic diagram of the drilling process of the wooden formwork of the present invention.

Fig. 8 is a schematic diagram of the process of installing a nut in the utility model.

Fig. 9 is a schematic diagram of the process of installing the back flute of the utility model.

Fig. 10 is a schematic diagram of the utility model after the main keel of double steel pipes and the tension bolts are installed.

In the figure, 1, 45° angle steel; 2, triangular brace; 3, 90° angle steel; 4, column; 5, connecting rod; 6, support rod; 7, formwork; 10. U-shaped card; 11. Butterfly card; 12. Pull screw; 13. Steel pipe.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

As shown in Figure 1-10, a wooden formwork with a shaped steel frame includes several templates 7. There are several bolt holes on the template 7, and the edge of the template 7 is protected by an angle steel frame, and the reserved holes of the angle steel are aligned with the bolt holes. And connected by bolts, the reserved holes of angle steel wing plates 9 of two adjacent templates 7 are aligned and fastened by U-shaped clips 10 .

Several back corrugations 8 are vertically arranged on the panel of the template 7, and in this embodiment, the back corrugations 8 are square tubes of 40×40mm.

On the panel of formwork 7, several groups of formwork main keels are horizontally set, and each group of formwork main keels comprises a pair of steel pipes 13 arranged in parallel, and is fastened by pulling screw rod 12 and butterfly clip 11 between steel pipes 13.

The angle steel frame includes 45° angle steel 1 and 90° angle steel 3. The 45° angle steel 1 includes the angle steel sides with an included angle of 45°, and the angle steel sides are supported by the triangle brace 2, and the 90° angle steel 3 includes the angle steel with an included angle of 90° The sides are supported by triangular braces 2 between the sides of the angle steel.

Preferably, 5 bolt holes with a diameter of 7 mm are arranged in the 45° angle steel 1, and the distance between the bolt holes is 200 mm; several angle steel bolt holes are arranged on the 90° angle steel 3, and the distance between two adjacent angle steel bolt holes is 44 mm.

The angle steel edge protection system reduces the damage of the formwork and increases the rigidity of the formwork; the bolt connection system between the angle steel and the wooden formwork replaces the traditional iron nail operation, reduces the damage of the formwork and prolongs the service life of the wooden formwork; Fast; the formwork square back flute 8 and double steel pipe 13 main keel system increase the rigidity and stability of the formwork 7 and improve the quality of concrete pouring.

The construction method of the section steel frame wooden formwork comprises the following steps:

1. Construction preparation

1. Whether the drawing review and description are complete, clear and clear, and whether the dimensions, coordinates and elevations are consistent.

2. Preparation and approval of special construction plans, technical disclosure, mechanical preparation, and personnel preparation.

2. Angle steel design

1. Angle steel design: According to the engineering structure design drawing and template matching requirements, the internal angle adopts 45° angle steel 1 bolt hole spacing 200mm, and designs 5 holes with a diameter of 7mm. The horizontal patchwork adopts 90° angle steel 3, the length is 110mm, the distance between the angle steel bolt holes is 44mm, and two holes with a diameter of 7mm are designed, and the angle steel processing drawing is drawn.

2. Angle steel processing and entry: According to the angle steel processing drawing, it can be customized and processed in the factory, and it can be used only after passing the acceptance inspection.

Three, wood formwork drilling

According to the size of the matching mold and the bolt hole position of the processed angle steel, make a drilling mold (that is, a wood mold drilling fixture), put the template into the drilling frame and fix it, and use an electric drill to drill the wood mold at the position of the mold hole.

Wooden formwork drilling fixture comprises three columns 4, and the upper and lower ends of adjacent two columns 4 are respectively fixed by connecting rod 5, and the vertical projection surface of wooden formwork drilling fixture is a right triangle of 45 °. In the wood formwork drilling fixture, the two connecting rods 5 perpendicular to each other are fixed by the support rod 6.

Four, angle steel edge protection

After the wooden mold is drilled, it is removed from the mold, and the angle steel frame is installed on the edge of the plywood panel, and the position is adjusted so that the reserved hole of the angle steel is aligned with the drilling hole of the template, and then connected with bolts, and the nut is tightened with an electric wrench, and the template 7 is combined with the angle steel Into a whole, forming a steel frame wooden mold.

5. Template assembly

Use a tower crane to hoist the wooden formwork with a steel frame to the working floor, and perform positioning and installation of the formwork 7 according to the structural design drawing.

6. U-shaped card installation

After the formwork 7 is installed in place, align the reserved holes of the angle steel wing plates 9 of the adjacent formwork, use the universal U-shaped card 10, insert the tail end of the U-shaped card 10 into the angle steel wing plate 9 and the reserved hole, and then use a hammer to knock The U-shaped card 10 is fastened to complete the assembling and fixing between the templates 7 .

7. Fangtong back corrugated installation

□40×40mm square channel is used as the formwork back flute 8, arranged vertically, and the spacing is determined according to the design parameters of the formwork special scheme.

Eight, double steel pipe main keel and pull bolt installation

The φ48.3×3.6 double steel pipe 13 is used as the main keel of the formwork, arranged horizontally, and the spacing is determined according to the design parameters of the special formwork plan, and the main keel of the formwork 7 on both sides is fixed by double-pull screw 12 and butterfly card 11. So far, the steel frame Wooden formwork system installation is complete.

The utility model adopts angle steel edge protection, no nail operation, low formwork loss, many turnover times, material saving and environmental protection; formwork rigidity is high, guarantees formwork construction quality, improves concrete structure appearance quality, saves surface plastering, and saves engineering construction costs ; The utility model has the advantages of convenient assembly and disassembly, simple operation, quick construction, and saves the construction period.

Applications

1. Another City Phase IV

The buildings of this project include 11 high-rise residential buildings, 1 commercial building and 1 McDonald's shop, with a total construction area of 158620.42m ² and a building height of 8.35-98.55m.

The above-ground main structure formwork project (113,300 square meters) of 11 high-rise residential buildings in this project adopts the assembly process of section steel and wood formwork, which saves 679,800 yuan in cost compared with traditional wood formwork. In addition, the construction period was saved by 20 days, and the cost of plastering was saved by 630,000 yuan. Total economic benefits: 1.3098 million yuan.

2. The fifth phase of another city

The main building of this project includes 10 high-rise (32nd, 33rd floor) residential buildings, commercial and community culture rooms, with a total construction area of 149927.85m2.

The above-ground main structure formwork project (154,800 square meters) of 10 high-rise residential buildings in this project adopts the assembly process of section steel and wood formwork, which saves 959,700 yuan in cost compared with traditional wood formwork. In addition, the construction period was saved by 23 days, and the cost of plastering was saved by 840,000 yuan. Total economic benefits: 1.7998 million yuan.

3. Jiahua Field Plaza (Phase I)

The total land area of this project is 24,182 square meters, and the total construction area is 146,269 square meters, including 3 basement floors, with a construction area of 46,972.99 square meters; the ground consists of seven 28-37-story residential buildings and a kindergarten, with a construction area of 99,296.63 square meters and a building height of 93.350～119.550m.

The above-ground main structure formwork project (198,100 square meters) of the 7 high-rise residential buildings of the project adopts the assembly process of section steel and wood formwork, which saves 1.0697 million yuan in cost compared with traditional wood formwork. In addition, the construction period was saved by 35 days, and the plastering cost was saved by 1.12 million yuan. Total economic benefits: 2.1897 million yuan.

The benefits brought by the utility model steel frame wooden formwork and construction process include:

1. Economic benefits, taking Jiahua Field Plaza as an example for analysis, its economic benefits are shown in Table 1 below.

Table 1: Jiahua field economic benefit analysis table

2. Social benefits

(1) Improve the level of wood formwork construction in enterprises

This construction method solves the problems of high loss of wood formwork, difficulty in controlling the quality of internal corners, loose formwork seams, and easily exceeding the standard of wall flatness. It is energy-saving and environmentally friendly, saves construction time, reduces costs, and has high promotional value. Improve the technical level of enterprise wooden formwork construction, improve the construction quality, speed up the progress of the project, and enhance the market competitiveness of enterprises.

(2) Material recycling

The turnover times of the angle steel used in this construction method are more than 100 times, and after the turnover times are used up, the steel can be recycled, reflecting the concept of green construction.

(3) save wood

Use angle steel edge protection, use bolts to connect angle steel and wooden formwork, reduce formwork loss, increase formwork service life, and the number of turnovers of each formwork reaches 20-30 times, far exceeding the number of turnover times of traditional wooden formwork 8-10 times, saving wood and green Environmental friendly.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present utility model.

The utility model patent has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the implementation of the utility model patent is not limited by the above-mentioned methods, as long as various improvements made by the method concept and technical solutions of the utility model patent are adopted, or Directly applying the ideas and technical solutions of the utility model patent to other occasions without improvement is within the protection scope of the utility model.

Claims (9)

1. a profiled steel frame wooden formwork, is characterized in that, comprises some templates, described template is provided with some bolt holes, and the edge of described template carries out edge protection by angle steel frame, the reserved hole of described angle steel and described The bolt holes are aligned and connected by bolts, and the reserved holes of the angle steel wing plates of two adjacent templates are aligned and fastened by U-shaped clips. 2. The shaped steel frame wooden formwork according to claim 1, characterized in that, several back corrugations are vertically arranged on the panel of the formwork. 3. The shaped steel frame wooden formwork according to claim 2, characterized in that, the back flute is a square tube of 40×40mm. 4. The shaped steel frame wooden formwork according to claim 1, characterized in that, several groups of formwork main keels are horizontally arranged on the panel of the formwork, and each group of said formwork main keels comprises a pair of steel pipes arranged in parallel, and said steel pipes They are fastened by a pull screw and a butterfly clip. 5. The shaped steel frame wooden formwork according to claim 1, characterized in that, the angle steel frame includes 45° angle steel and 90° angle steel. 6. The shaped steel frame wooden formwork according to claim 5, wherein the 45° angle steel includes angle steel sides with an included angle of 45°, and the angle steel sides are supported by triangular braces. 7. The shaped steel frame wooden formwork according to claim 6, wherein five bolt holes with a diameter of 7 mm are arranged in the 45° angle steel, and the distance between the bolt holes is 200 mm. 8. The shaped steel frame wooden formwork according to claim 5, wherein the 90° angle steel includes angle steel sides with an included angle of 90°, and the angle steel sides are supported by triangular braces. 9. The shaped steel frame wooden formwork according to claim 8, characterized in that, the 90° angle steel is provided with several angle steel bolt holes, and the distance between two adjacent angle steel bolt holes is 44 mm.