CN203230040U - Light steel structure - Google Patents
Light steel structure Download PDFInfo
- Publication number
- CN203230040U CN203230040U CN 201320289674 CN201320289674U CN203230040U CN 203230040 U CN203230040 U CN 203230040U CN 201320289674 CN201320289674 CN 201320289674 CN 201320289674 U CN201320289674 U CN 201320289674U CN 203230040 U CN203230040 U CN 203230040U
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- frame column
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- tapping
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Abstract
The utility model discloses a light steel structure which comprises the following components: a steel beam, self-tapping screws, pasting boards and a frame column. The frame column is a rectangular steel pipe. Pasting boards are welded at two sides of the connecting end of the frame column. The frame column and the pasting boards are respectively provided with corresponding self-tapping threaded holes. The frame column is fixedly connected with the steel beam through self-tapping screws. The steel beam is H-shaped steel or H-shaped steel beam. The Thread pitch shape angle of each self-tapping screw is composed of two unequally divided pitch shape semi-angles. The self-tapping screws are made of alloy steel. The pitch shape semi-angles of the self-tapping screws are 40 DEG and 20 DEG. The light steel structure provided by the utility model has the following advantages: high strength, quick fastening and low cost.
Description
Technical field
The utility model belongs to field of steel structure, is specifically related to lightweight steel construction.
Background technology
It is one of link important and complicated in the structure design that beam column of steel structure and Liang Liang connect.The node engineering quantity accounts for about 1/3rd of total engineering cost, and its appropriate design not only can significantly reduce cost and speed of application, can also significantly increase construction quality.Existing beam column of steel structure connection mainly containing to be rigidly connected and being connected with full bolt.Be rigidly connected, beam directly adopts the bolt weldering to be connected with post, and the web bolt is only born shearing, and edge of a wing weld seam is born moment of flexure (draw, pressure), edge of a wing weld seam employing penetration weld and need site operation.Full bolt connects and by high-strength bolt beam directly is connected with post.Along with the maturation of full bolt connected node theory, states such as America and Europe have used the full bolt connected node of high-strength bolt beam column to connect in a large number.
, earthquake-prone region territory frequent for the geology activity, building aseismicity fortification intensity are generally 8 degree.Detect through building system of Tsing-Hua University, lightweight steel construction ASA building system has the good characteristics of anti-seismic performance, and is excellent by the big shake of nine degree house.Octave earthquake protection district can build six to eight layers of building; Seven degree earthquake protection districts can build the following building of Floor 12; Six degree earthquake protection districts can build building below 16 layers.Application and the popularization of lightweight steel construction ASA building system can strengthen the earthquake resistance and prevention intensity of building, ensure people's life and property safety.Light steel house frame structure as lightweight steel construction ASA plate building system, is considered the house in length and breadth to displacement (rigidity) influence, and general frame column all adopts rectangular steel pipe, and when rectangular steel pipe connected at beam column, full bolt connecting mode can't be constructed.Run into the problems referred to above in the construction, how to have carried out bean column node and simplify and standardized designs, becoming needs the urgent key issue that solves in the lightweight steel construction ASA plate building system design and construction.This also is the urbanization construction urgent problem of house batch production, production standardization, site assemblyization.
The utility model content
The utility model is intended to overcome the defective of prior art, and a kind of intensity height, fastening quick, lightweight steel construction that cost is low are provided.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
Lightweight steel construction, comprise girder steel, tapping screw, pasting board, frame column, described frame column is rectangular steel pipe, described frame column link both sides are welded with pasting board, described frame column, pasting board have corresponding thread tapping hole, described frame column is fixedlyed connected with girder steel by tapping screw, and described girder steel is H shaped steel or H section steel beam, and the form of thread angle of described tapping screw is two and does not divide equally the half of thread angle composition.
Described tapping screw is selected alloy steel for use.
Described tapping screw half of thread angle is 40 degree, 20 degree.
Compared with prior art, the utlity model has following beneficial effect:
Thread tapping technology behind the utility model employing pasting board is by the intensity of pasting board raising frame column connecting portion.
The self tapping high-strength bolt not only can be used for lightweight steel construction ASA system, also availablely is connected with construction, reinforcing and the steel framework of other steel work.Connect the welding of node than original steel, construction quality can significantly improve, and uses the self tapping high-strength bolt, and labour intensity will significantly reduce, and speed of application is faster, and cost significantly reduces, and applicable surface is wider.Tap bolt form of thread angle is two and does not divide equally the half of thread angle composition that angle is respectively 40 degree, 20 degree.The self tapping high-strength bolt is selected structural alloy steel for use, adds can processing be installed with the deflection of regular screw threads cutter man-hour, then alloy steel is quenched and high tempering.At supporting high-strength bolt during at the pretension state, quickness and high efficiency when fastening, the self-locking when retreating is stable.
Description of drawings
Fig. 1 is the schematic diagram of the utility model lightweight steel construction.
Fig. 2 is the schematic diagram of the high-strength screw of self tapping of the utility model lightweight steel construction.
Fig. 3 is each parts connection diagram of the utility model lightweight steel construction.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the utility model, and be not used in restriction the utility model.
As Fig. 1, Fig. 2, shown in Figure 3, lightweight steel construction comprises girder steel 1, the high-strength screw 2 of self tapping, pasting board 3, frame column 4, this frame column 4 is rectangular steel pipe, described frame column 4 link both sides are welded with pasting board 3, and frame column 4 connecting portions surface is adopted and quenched, and is specially spot heating 860 ± 20 shrends.Described frame column, pasting board have corresponding thread tapping hole, frame column 4 is fixedlyed connected with girder steel 1 by the high-strength screw 2 of self tapping, described girder steel 1 is H shaped steel, the form of thread angle of the high-strength screw 2 of described self tapping is two and does not divide equally the half of thread angle composition that the high-strength screw 2 of described self tapping selects for use alloy steel to make.High-strength screw 2 half of thread angles of described self tapping are 40 degree, 20 degree, add can processing be installed with the deflection of regular screw threads cutter man-hour, then alloy steel are quenched and high tempering.
Thread tapping technology behind the utility model employing pasting board is by the intensity of pasting board raising frame column connecting portion.After pasting board and the frame column welding, frame column special screw tap tapping.
The self tapping high-strength bolt not only can be used for lightweight steel construction ASA system, also availablely is connected with construction, reinforcing and the steel framework of other steel work.Connect the welding of node than original steel, construction quality can significantly improve, and uses the self tapping high-strength bolt, and labour intensity will significantly reduce, and speed of application is faster, and cost significantly reduces, and applicable surface is wider.Tap bolt form of thread angle is two and does not divide equally the half of thread angle composition that angle is respectively 40 degree, 20 degree.The self tapping high-strength bolt is selected structural alloy steel for use, adds can processing be installed with the deflection of regular screw threads cutter man-hour, then alloy steel is quenched and high tempering.At supporting high-strength bolt during at the pretension state, quickness and high efficiency when fastening, the self-locking when retreating is stable.
The above only is explanation embodiment of the present utility model; be not limited to the utility model; for a person skilled in the art; all within spirit of the present utility model and principle; any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (3)
1. lightweight steel construction, comprise girder steel, tapping screw, pasting board, frame column, it is characterized in that: described frame column is rectangular steel pipe, described frame column link both sides are welded with pasting board, described frame column, pasting board have corresponding thread tapping hole, described frame column is fixedlyed connected with girder steel by tapping screw, and described girder steel is H shaped steel or H section steel beam, and the form of thread angle of described tapping screw is two and does not divide equally the half of thread angle composition.
2. lightweight steel construction as claimed in claim 1, it is characterized in that: described tapping screw is selected alloy steel for use.
3. lightweight steel construction as claimed in claim 1 is characterized in that: described tapping screw half of thread angle is 40 degree, 20 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320289674 CN203230040U (en) | 2013-05-24 | 2013-05-24 | Light steel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320289674 CN203230040U (en) | 2013-05-24 | 2013-05-24 | Light steel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230040U true CN203230040U (en) | 2013-10-09 |
Family
ID=49286173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320289674 Expired - Fee Related CN203230040U (en) | 2013-05-24 | 2013-05-24 | Light steel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203230040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165275A (en) * | 2017-06-19 | 2017-09-15 | 四川大学 | A kind of combined anti-seismic bolt connection node |
-
2013
- 2013-05-24 CN CN 201320289674 patent/CN203230040U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165275A (en) * | 2017-06-19 | 2017-09-15 | 四川大学 | A kind of combined anti-seismic bolt connection node |
| CN107165275B (en) * | 2017-06-19 | 2019-04-09 | 四川大学 | A kind of combined anti-seismic bolt connection node |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20200524 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |