CN104947852A - Conversion node for cross-shaped steel reinforced concrete column and rectangular steel reinforced concrete column and processing method thereof - Google Patents
Conversion node for cross-shaped steel reinforced concrete column and rectangular steel reinforced concrete column and processing method thereof Download PDFInfo
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Abstract
The invention relates to a conversion node, and in particular relates to a conversion node for a cross-shaped steel reinforced concrete column and a rectangular steel reinforced concrete column, and a processing method of the conversion node, belonging to the field of steel structures. The conversion node comprises a cross-shaped column, wherein the middle-lower end of the cross-shaped column is provided with a middle-lower end rectangular column, the middle-upper end of the cross-shaped column is provided with a middle-upper end rectangular column fixedly connected with the middle-lower end rectangular column, the upper end of the cross-shaped column is provided with an upper-end rectangular column fixedly connected with the middle-upper end rectangular column, rib plates which are uniformly distributed are arranged on the inner walls of the middle-lower end rectangular column, the middle-upper end rectangular column and the upper-end rectangular column, middle-lower end annular plates are arranged at the middle-lower end rectangular column and the middle-upper end rectangular column, middle-upper end annular plates are arranged at the middle-upper end rectangular column, and studs are arranged on the outer walls of the lower end of the cross-shaped column as well as the outer walls of the middle-lower end annular plates and the middle-upper end annular plates. The conversion node and the processing method of the conversion node have the advantages that the structure is compact, the splicing precision is high, the splicing strength is improved, and the use performance is promoted.
Description
Technical field
The present invention relates to a kind of switching node, particularly relate to a kind of cross, rectangle reinforced concrete column switching node and processing method thereof, belong to field of steel structure.
Background technology
In construction steel structure, reinforcing bar concrete post is with its good integrity, shock resistance is strong, more and more be subject to the favor of structure design teacher, cross reinforced concrete column and welding rectangle reinforced concrete column are two kinds of components the most frequently used in structure, how realizing both reasonable conversions and play respective advantage and switching node process technology, is the emphasis that insider discusses and sums up.
Summary of the invention
The present invention mainly solves the deficiencies in the prior art, a kind of compact conformation is provided, make full use of the characteristic of two kinds of section structural members, meet different spaces multi-storey steel structure to the mechanics of reinforced concrete column and structure needs, reasonably combined, with minimum economic cost, obtain a kind of cross, rectangle reinforced concrete column switching node and processing method thereof that maximum building can utilize space to ask.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
A kind of cross, rectangle reinforced concrete column switching node, comprise cross column, the middle lower end of described cross column is provided with middle lower end rectangular column, upper end rectangular column during the middle upper end of described cross column is provided with and is fixedly connected with middle lower end rectangular column, the upper end of described cross column is provided with the upper end rectangular column be fixedly connected with middle upper end rectangular column, described middle lower end rectangular column, middle upper end rectangular column, the inwall of upper end rectangular column is respectively equipped with equally distributed floor, described middle lower end rectangular column and rectangular column place, middle upper end are provided with middle lower end ring flat-plate, described rectangular column place, middle upper end is provided with middle upper end ring flat-plate, the outer wall of described cross column lower end, outer wall between middle lower end ring flat-plate and middle upper end ring flat-plate is respectively equipped with peg.
As preferably, described cross column comprises lower end cross column, middle-end cross column and upper end cross column, described middle-end cross column is located between lower end cross column and upper end cross column, described lower end cross column, middle-end cross column, upper end cross column are fixedly connected sequentially, the outer wall of the middle lower end of described cross column, middle upper end, upper end is respectively equipped with outside strength plate, described outside strength plate abuts against with middle lower end rectangular column, middle upper end rectangular column, upper end rectangular column respectively, the rectangular in cross-section uniform section of described middle-end cross column or rectangle variable cross-section.
As preferably, described floor is "T"-shaped, and the outer wall of described middle lower end ring flat-plate, middle upper end ring flat-plate is respectively equipped with stiffener.
A processing method for cross, rectangle reinforced concrete column switching node, carry out according to the following steps:
(1), cross column parts machining:
By H profile steel processing technology, make H profile steel in length and breadth, the T-steel of cross column, after H type, T-steel are corrected, become cross column by cross column processing technology assembly welding, and correct to eligible state;
(2), the outside strength plate of the cross steel column of welding equipment:
Along cross column short transverse, strength plate outside the cross steel column of welding equipment successively by drawing, plate welds with the column jacket wallboard of cross steel column with strength, during welding equipment, first butt weld between the strength plate of weldering outside, then weldering and cross-shaped steel column connection seam, by the welding of even numbers welder bilateral symmetry during attachment weld welding, require that the outside strength plate after welding equipment must be in postwelding and corrects and meet design requirement completely, be in frange plate centre position;
(3), welding of peg outside first segment cross column:
Welding equipment first segment crossed steel column Outboard Sections peg, the Size of welds of peg reaches required by drawing;
(4), the assembling of rectangle reinforced concrete column L shape wallboard:
1, before the assembling of steel column L shape wallboard, first the wallboard after bending is checked, the welding equipment of T-shaped floor 5 after qualified, can be carried out, T-shaped floor 5 requires twin fillet wolt with wallboard weld seam, require fillet weld symmetrical welding simultaneously in both sides during welding, postwelding again detects and corrects, and sees Fig. 5.
2, by drawing, cross steel column is assembled steel column Section 1 L shape wallboard successively, first assemble two pieces of L shape wallboards just, will fix with strength plate tacking outside cross column;
Then post is overturn 180 °, assembling two pieces of L shape wallboards below, then tacking is fixed, and above-mentioned assembling takes lower end and flushes packaging technology;
3, by first segment L shape wallboard assembling requirement, carry out the assembling of second section L shape 4 pieces of wallboards successively, the weld gap after the assembling of second section L shape wallboard and between first segment L shape wallboard must meet the size of drawing requirement;
4, carry out the assembling of Section of three L shape 4 pieces of wallboards, the weld gap after Section of three L shape wallboard assembling and between second section L shape wallboard must meet the size of drawing requirement;
(5), weld seam welding:
1, carry out the welding of each weld seam after the assembling of each section of node, first weld between each segmentation and dock circumferential weld, then weldering point each section of splicing longitudinal seam, during the welding of splicing longitudinal seam, successively from first paragraph to the 4th section of welding piecemeal;
2, during weld seam welding, strictly by the correct welding of procedure qualification requirement, and the related measures such as welding preheating, interlayer temperature control and postweld heat preservation slow cooling should be carried out.Detect a flaw on request after weld seam welding, can after qualified;
(6) assembling of steel column node secondary, is changed:
1, top side rectangle shell of column is spliced shaping by drawing, be welded in node top side;
2, first draw outline line and the center line that reinforced concrete column constructs stiffener in reinforced concrete column relevant position, then weld twice ring stiffener, after welding flaw detection is qualified, the less stiffener of the longitudinal direction of welding both sides, by the welding from centre toward direction, both sides during welding;
3, welding of peg divides 2 steps to carry out, welding of peg welding before the welding of L shape wallboard in casing; Outside casing, peg welds after part plate has been welded; After welding of peg completes, carry out clenching 30 ° and detect with angle square and observe inspection.
Effect:
1, simple and reasonable, fast easy to process, reduce steel using amount 30% than a kind of cross-sectional shape reinforced concrete column of tradition to top, effectively control cost.
2, node is by " substep assembling, Combination Welding " technique, and solving that inner space is little cannot the difficult problem of welding, provide not only good welding space compared with welding with traditional step by step tray, and the 30-35% that can enhance productivity.
3, adopt reasonably " substep node population method ", greatly reduce component processing welding difficulty, and decrease cost, ensure that weldquality and component positioning precision, and weld is accepted rate 20-25% can be improved.
In a word, can process fast, accurately, conveniently, be applicable to the blanking of reinforced concrete column translation building block, shaping, welding equipment, and very economical, component rapidoprint is saved and architectural space promotes, and economic benefit improves more than 40% of the sandwich construction processing cost that takes up space.
The invention provides a kind of cross, rectangle reinforced concrete column switching node and processing method thereof, compact conformation, splicing accuracy is high, promotes when low strength formwork, improves functional performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the assembly structure schematic diagram of cross steel column in the present invention;
Fig. 3 is the assembly structure schematic diagram of strength plate outside cross steel column in the present invention;
Fig. 4 is the assembly structure schematic diagram of cross steel column Outboard Sections peg in the present invention;
Fig. 5 is the structural representation of the decomposition of rectangular column in the present invention;
Fig. 6 is the first step assembly structure schematic diagram of middle lower end rectangular column in the present invention;
Fig. 7 is the second step assembly structure schematic diagram of middle upper end rectangular column in the present invention;
Fig. 8 is the assembly structure schematic diagram of middle lower end rectangular column in the present invention;
Fig. 9 is the assembly structure schematic diagram of upper end rectangular column in the present invention;
Figure 10 is the assembly structure schematic diagram of ring flat-plate in the present invention;
Figure 11 is the structural representation of outside welding of peg in the present invention.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10 and Figure 11, a kind of cross, rectangle reinforced concrete column switching node, comprise cross column 1, the middle lower end of described cross column 1 is provided with middle lower end rectangular column 2, upper end rectangular column 3 during the middle upper end of described cross column 1 is provided with and is fixedly connected with middle lower end rectangular column 2, the upper end of described cross column 1 is provided with the upper end rectangular column 4 be fixedly connected with middle upper end rectangular column 3, described middle lower end rectangular column 2, middle upper end rectangular column 3, the inwall of upper end rectangular column 4 is respectively equipped with equally distributed floor 5, described middle lower end rectangular column 2 is provided with middle lower end ring flat-plate 6 with rectangular column 3 place, middle upper end, described rectangular column 3 place, middle upper end is provided with middle upper end ring flat-plate 7, the outer wall of described cross column 1 lower end, outer wall between middle lower end ring flat-plate 6 and middle upper end ring flat-plate 7 is respectively equipped with peg 8.
Described cross column 1 comprises lower end cross column 11, middle-end cross column 12 and upper end cross column 13, described middle-end cross column 12 is located between lower end cross column 11 and upper end cross column 13, described lower end cross column 11, middle-end cross column 12, upper end cross column 13 is fixedly connected sequentially, the middle lower end of described cross column 1, middle upper end, the outer wall of upper end is respectively equipped with outside strength plate 9, described outside strength plate 9 respectively with middle lower end rectangular column 6, middle upper end rectangular column 7, upper end rectangular column 4 abuts against, the rectangular in cross-section uniform section of described middle-end cross column 12 or rectangle variable cross-section.
Described floor 5 is "T"-shaped, and the outer wall of described middle lower end ring flat-plate 6, middle upper end ring flat-plate 7 is respectively equipped with stiffener 10.
A processing method for cross, rectangle reinforced concrete column switching node, carry out according to the following steps:
(1), cross column parts machining:
By H profile steel processing technology, make H profile steel in length and breadth, the T-steel of cross column, after H type, T-steel are corrected, become cross column by cross column processing technology assembly welding, and correct to eligible state;
(2), the outside strength plate of the cross steel column of welding equipment:
Along cross column short transverse, strength plate outside the cross steel column of welding equipment successively by drawing, plate welds with the column jacket wallboard of cross steel column with strength, during welding equipment, first butt weld between the strength plate of weldering outside, then weldering and cross-shaped steel column connection seam, by the welding of even numbers welder bilateral symmetry during attachment weld welding, require that the outside strength plate after welding equipment must be in postwelding and corrects and meet design requirement completely, be in frange plate centre position;
(3), welding of peg outside first segment cross column:
Welding equipment first segment crossed steel column Outboard Sections peg, the Size of welds of peg reaches required by drawing;
(4), the assembling of rectangle reinforced concrete column L shape wallboard:
1, before the assembling of steel column L shape wallboard, first the wallboard after bending is checked, the welding equipment of T-shaped floor 5 after qualified, can be carried out, T-shaped floor 5 requires twin fillet wolt with wallboard weld seam, require fillet weld symmetrical welding simultaneously in both sides during welding, postwelding again detects and corrects, and sees Fig. 5.
2, by drawing, cross steel column is assembled steel column Section 1 L shape wallboard successively, first assemble two pieces of L shape wallboards just, will fix with strength plate tacking outside cross column;
Then post is overturn 180 °, assembling two pieces of L shape wallboards below, then tacking is fixed, and above-mentioned assembling takes lower end and flushes packaging technology;
3, by first segment L shape wallboard assembling requirement, carry out the assembling of second section L shape 4 pieces of wallboards successively, the weld gap after the assembling of second section L shape wallboard and between first segment L shape wallboard must meet the size of drawing requirement;
4, carry out the assembling of Section of three L shape 4 pieces of wallboards, the weld gap after Section of three L shape wallboard assembling and between second section L shape wallboard must meet the size of drawing requirement;
(5), weld seam welding:
1, carry out the welding of each weld seam after the assembling of each section of node, first weld between each segmentation and dock circumferential weld, then weldering point each section of splicing longitudinal seam, during the welding of splicing longitudinal seam, successively from first paragraph to the 4th section of welding piecemeal;
2, during weld seam welding, strictly by the correct welding of procedure qualification requirement, and the related measures such as welding preheating, interlayer temperature control and postweld heat preservation slow cooling should be carried out.Detect a flaw on request after weld seam welding, can after qualified;
(6) assembling of steel column node secondary, is changed:
1, top side rectangle shell of column is spliced shaping by drawing, be welded in node top side;
2, first draw outline line and the center line that reinforced concrete column constructs stiffener in reinforced concrete column relevant position, then weld twice ring stiffener, after welding flaw detection is qualified, the less stiffener of the longitudinal direction of welding both sides, by the welding from centre toward direction, both sides during welding;
3, welding of peg divides 2 steps to carry out, welding of peg welding before the welding of L shape wallboard in casing; Outside casing, peg welds after part plate has been welded; After welding of peg completes, carry out clenching 30 ° and detect with angle square and observe inspection.
Claims (4)
1. a cross, rectangle reinforced concrete column switching node, it is characterized in that: comprise cross column (1), the middle lower end of described cross column (1) is provided with middle lower end rectangular column (2), the middle upper end of described cross column (1) is provided with middle upper end rectangular column (3) be fixedly connected with middle lower end rectangular column (2), the upper end of described cross column (1) is provided with the upper end rectangular column (4) be fixedly connected with middle upper end rectangular column (3), described middle lower end rectangular column (2), middle upper end rectangular column (3), the inwall of upper end rectangular column (4) is respectively equipped with equally distributed floor (5), described middle lower end rectangular column (2) and rectangular column (3) place, middle upper end are provided with middle lower end ring flat-plate (6), described rectangular column (3) place, middle upper end is provided with middle upper end ring flat-plate (7), the outer wall of described cross column (1) lower end, outer wall between middle lower end ring flat-plate (6) and middle upper end ring flat-plate (7) is respectively equipped with peg (8).
2. a kind of cross according to claim 1, rectangle reinforced concrete column switching node, it is characterized in that: described cross column (1) comprises lower end cross column (11), middle-end cross column (12) and upper end cross column (13), described middle-end cross column (12) is located between lower end cross column (11) and upper end cross column (13), described lower end cross column (11), middle-end cross column (12), upper end cross column (13) is fixedly connected sequentially, the middle lower end of described cross column (1), middle upper end, the outer wall of upper end is respectively equipped with outside strength plate (9), described outside strength plate (9) respectively with middle lower end rectangular column (6), middle upper end rectangular column (7), upper end rectangular column (4) abuts against, the rectangular in cross-section uniform section of described middle-end cross column (12) or rectangle variable cross-section.
3. a kind of cross according to claim 1 and 2, rectangle reinforced concrete column switching node, it is characterized in that: described floor (5) is for "T"-shaped, and the outer wall of described middle lower end ring flat-plate (6), middle upper end ring flat-plate (7) is respectively equipped with stiffener (10).
4. the processing method of a kind of cross according to claim 1 and 2, rectangle reinforced concrete column switching node, is characterized in that carrying out according to the following steps:
(1), cross column parts machining:
By H profile steel processing technology, make H profile steel in length and breadth, the T-steel of cross column, after H type, T-steel are corrected, become cross column by cross column processing technology assembly welding, and correct to eligible state;
(2), the outside strength plate of the cross steel column of welding equipment:
Along cross column short transverse, strength plate outside the cross steel column of welding equipment successively by drawing, plate welds with the column jacket wallboard of cross steel column with strength, during welding equipment, first butt weld between the strength plate of weldering outside, then weldering and cross-shaped steel column connection seam, by the welding of even numbers welder bilateral symmetry during attachment weld welding, require that the outside strength plate after welding equipment must be in postwelding and corrects and meet design requirement completely, be in frange plate centre position;
(3), welding of peg outside first segment cross column:
Welding equipment first segment crossed steel column Outboard Sections peg, the Size of welds of peg reaches required by drawing;
(4), the assembling of rectangle reinforced concrete column L shape wallboard:
1, before the assembling of steel column L shape wallboard, first the wallboard after bending is checked, the welding equipment of T-shaped floor 5 after qualified, can be carried out, T-shaped floor 5 requires twin fillet wolt with wallboard weld seam, require fillet weld symmetrical welding simultaneously in both sides during welding, postwelding again detects and corrects, and sees Fig. 5.
2, by drawing, cross steel column is assembled steel column Section 1 L shape wallboard successively, first assemble two pieces of L shape wallboards just, will fix with strength plate tacking outside cross column;
Then post is overturn 180 °, assembling two pieces of L shape wallboards below, then tacking is fixed, and above-mentioned assembling takes lower end and flushes packaging technology;
3, by first segment L shape wallboard assembling requirement, carry out the assembling of second section L shape 4 pieces of wallboards successively, the weld gap after the assembling of second section L shape wallboard and between first segment L shape wallboard must meet the size of drawing requirement;
4, carry out the assembling of Section of three L shape 4 pieces of wallboards, the weld gap after Section of three L shape wallboard assembling and between second section L shape wallboard must meet the size of drawing requirement;
(5), weld seam welding:
1, carry out the welding of each weld seam after the assembling of each section of node, first weld between each segmentation and dock circumferential weld, then weldering point each section of splicing longitudinal seam, during the welding of splicing longitudinal seam, successively from first paragraph to the 4th section of welding piecemeal;
2, during weld seam welding, strictly by the correct welding of procedure qualification requirement, and the related measures such as welding preheating, interlayer temperature control and postweld heat preservation slow cooling should be carried out.Detect a flaw on request after weld seam welding, can after qualified;
(6) assembling of steel column node secondary, is changed:
1, top side rectangle shell of column is spliced shaping by drawing, be welded in node top side;
2, first draw outline line and the center line that reinforced concrete column constructs stiffener in reinforced concrete column relevant position, then weld twice ring stiffener, after welding flaw detection is qualified, the less stiffener of the longitudinal direction of welding both sides, by the welding from centre toward direction, both sides during welding;
3, welding of peg divides 2 steps to carry out, welding of peg welding before the welding of L shape wallboard in casing; Outside casing, peg welds after part plate has been welded; After welding of peg completes, carry out clenching 30 ° and detect with angle square and observe inspection.
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| CN106736286A (en) * | 2016-12-22 | 2017-05-31 | 浙江精工钢结构集团有限公司 | A kind of cross based on double-layer circular sleeve pipe mechanism turns circular tube structure and preparation method |
| CN106760203A (en) * | 2016-12-30 | 2017-05-31 | 芜湖天航科技（集团）股份有限公司 | A kind of complicated Steel for Large Steel Column component and processing method |
| CN112709331A (en) * | 2020-12-30 | 2021-04-27 | 江苏沪宁钢机股份有限公司 | Nested box body conversion node and manufacturing method thereof |
| CN113857790A (en) * | 2021-10-25 | 2021-12-31 | 浙江东南网架股份有限公司 | Method for processing stiffening plate in large-diameter tubular column reinforcing area |
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| CN104947852B (en) | 2017-02-22 |
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