CN105863163B - A kind of Prefabricated L-shaped composite pile prepared from special section steel tube concrete based on square steel connector - Google Patents
A kind of Prefabricated L-shaped composite pile prepared from special section steel tube concrete based on square steel connector Download PDFInfo
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- CN105863163B CN105863163B CN201610340719.9A CN201610340719A CN105863163B CN 105863163 B CN105863163 B CN 105863163B CN 201610340719 A CN201610340719 A CN 201610340719A CN 105863163 B CN105863163 B CN 105863163B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 157
- 239000010959 steel Substances 0.000 title claims abstract description 157
- 239000002131 composite material Substances 0.000 title claims abstract description 69
- 239000003351 stiffener Substances 0.000 claims description 6
- 239000002689 soil Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
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Abstract
本发明公开了一种基于方钢连接件的预制L型异形钢管混凝土组合柱，包括第一方钢、第一混凝土组合柱及第二混凝土组合柱，第一混凝土组合柱及第二混凝土组合柱均包括第一侧板、第二侧板、第二方钢、第三方钢及加劲板，加劲板的两侧面分别与第一侧板的内侧面及第二侧板的内侧面相连接，第一侧板的两端分别与第二方钢的右侧面及第三方钢的左侧面相连接，第二侧板的两端分别与第二方钢的右侧面及第三方钢的左侧面相连接，且第一侧板与第二方钢的正面及第三方钢的正面齐平，第二侧板与第二方钢的背面及第三方钢的背面齐平。本发明承载能力、延性、可观性较好，并且节省空间，并且施工时间较短。
The invention discloses a prefabricated L-shaped special-shaped steel pipe concrete composite column based on a square steel connector, comprising a first square steel, a first concrete composite column and a second concrete composite column, a first concrete composite column and a second concrete composite column Both include the first side plate, the second side plate, the second square steel, the third party steel and the stiffening plate, the two sides of the stiffening plate are respectively connected with the inner surface of the first side plate and the inner The two ends of the side plate are respectively connected with the right side of the second square steel and the left side of the third steel, and the two ends of the second side plate are connected with the right side of the second square steel and the left side of the third steel respectively. connected, and the first side plate is flush with the front of the second square steel and the front of the third-party steel, and the second side plate is flush with the back of the second square steel and the back of the third-party steel. The invention has better bearing capacity, ductility and observability, saves space, and has shorter construction time.
Description
技术领域technical field
本发明涉及一种混凝土组合柱，具体涉及一种基于方钢连接件的预制L型异形钢管混凝土组合柱。The invention relates to a concrete composite column, in particular to a prefabricated L-shaped special-shaped steel pipe concrete composite column based on square steel connectors.
背景技术Background technique
目前我国《矩形钢管混凝土结构技术规程》(GECS159：2004)提供的用于钢管混凝土柱主要由内隔板式、外环板式等形式的节点，但到目前为止，现有的L型混凝土柱经常出现局部屈曲现象，承载能力及延性较差，并且室内柱经常突出棱角，从而有效的减少了房子的使用面积及可观性，另外，现有的L型混凝土柱大多数是在施工现场进行浇筑，施工不方便，并且施工时间较长，从而严重的影响工期。At present, my country's "Technical Regulations for Rectangular Steel Tube Concrete Structures" (GECS159: 2004) provides that the steel tube concrete columns are mainly composed of inner diaphragm type, outer ring plate type and other joints, but so far, the existing L-shaped concrete columns are often used. Local buckling occurs, bearing capacity and ductility are poor, and indoor columns often protrude from corners, which effectively reduces the usable area and visibility of the house. In addition, most of the existing L-shaped concrete columns are poured on the construction site. The construction is inconvenient, and the construction time is long, which seriously affects the construction period.
发明内容Contents of the invention
本发明的目的在于克服上述现有技术的缺点，提供了一种基于方钢连接件的预制L型异形钢管混凝土组合柱，该混凝土组合柱承载能力、延性、可观性较好，并且节省空间，并且施工时间较短。The purpose of the present invention is to overcome the shortcomings of the above-mentioned prior art, and provide a prefabricated L-shaped special-shaped steel pipe concrete composite column based on square steel connectors. The concrete composite column has better bearing capacity, ductility, and observability, and saves space. And the construction time is shorter.
为达到上述目的，本发明基于方钢连接件的预制L型异形钢管混凝土组合柱包括第一方钢、第一混凝土组合柱及第二混凝土组合柱，第一混凝土组合柱及第二混凝土组合柱均包括第一侧板、第二侧板、第二方钢、第三方钢及加劲板，加劲板的两侧面分别与第一侧板的内侧面及第二侧板的内侧面相连接，第一侧板的两端分别与第二方钢的右侧面及第三方钢的左侧面相连接，第二侧板的两端分别与第二方钢的右侧面及第三方钢的左侧面相连接，且第一侧板与第二方钢的正面及第三方钢的正面齐平，第二侧板与第二方钢的背面及第三方钢的背面齐平，加劲板位于第二方钢与第三方钢之间，第二方钢内、第三方钢内、以及加劲板与第二方钢及第三方钢之间均浇筑有混凝土；In order to achieve the above object, the prefabricated L-shaped special-shaped steel pipe concrete composite column based on the square steel connector of the present invention includes the first square steel, the first concrete composite column and the second concrete composite column, the first concrete composite column and the second concrete composite column Both include the first side plate, the second side plate, the second square steel, the third party steel and the stiffening plate, the two sides of the stiffening plate are respectively connected with the inner surface of the first side plate and the inner The two ends of the side plate are respectively connected with the right side of the second square steel and the left side of the third steel, and the two ends of the second side plate are connected with the right side of the second square steel and the left side of the third steel respectively. connected, and the first side plate is flush with the front of the second square steel and the front of the third steel, the second side plate is flush with the back of the second square steel and the back of the third steel, and the stiffener is on the second square steel Concrete is poured between the steel plate and the third-party steel, inside the second square steel, inside the third-party steel, and between the stiffener and the second and third-party steel;
第一方钢的左侧面与第一混凝土组合柱中第三方钢的右侧面相连接，第二方钢的正面与第二混凝土组合柱中第二方钢的左侧面相连接。The left side of the first square steel is connected with the right side of the third steel in the first concrete composite column, and the front of the second square steel is connected with the left side of the second square steel in the second concrete composite column.
还包括第三侧板、第四侧板、第五侧板及第六侧板；It also includes a third side panel, a fourth side panel, a fifth side panel and a sixth side panel;
第三侧板一端的侧面与第一混凝土组合柱中第三方钢的正面相连接，第四侧板一端的侧面与第一混凝土组合柱中第三方钢的背面相连接；The side of one end of the third side plate is connected with the front of the third-party steel in the first concrete composite column, and the side of one end of the fourth side plate is connected with the back of the third-party steel in the first concrete composite column;
第五侧板一端的侧面与第二混凝土组合柱中第二方钢的正面相连接，第六侧板一端的侧面与第二混凝土组合柱中第二方钢的背面相连接；The side of one end of the fifth side plate is connected with the front of the second square steel in the second concrete composite column, and the side of one end of the sixth side plate is connected with the back of the second square steel in the second concrete composite column;
第五侧板的另一端、第三侧板的另一端、第六侧板的另一端、第四侧板的另一端均与第一方钢相连接。The other end of the fifth side plate, the other end of the third side plate, the other end of the sixth side plate and the other end of the fourth side plate are all connected to the first square steel.
还包括第七侧板及第八侧板，其中，第七侧板一端的侧面与第一方钢的正面相连接，第七侧板另一端的侧面通过若干第一螺栓与第三侧板的侧面相连接，第八侧板一端的侧面与第一方钢的背面相连接，第八侧板另一端的侧面通过若干第二螺栓与第四侧板的侧面相连接。It also includes the seventh side plate and the eighth side plate, wherein, the side of one end of the seventh side plate is connected with the front of the first square steel, and the side of the other end of the seventh side plate is connected with the side of the third side plate through several first bolts. The sides are connected, the side of one end of the eighth side plate is connected with the back side of the first square steel, and the side of the other end of the eighth side plate is connected with the side of the fourth side plate by several second bolts.
还包括第九侧板、第十侧板及第十一侧板，其中，第九侧板的端部与第七侧板的侧面相连接，第十一侧板位于第一方钢的左侧面，且第十一侧板与第七侧板及第八侧板相焊接，第九侧板另一端的侧面通过若干第三螺栓与第五侧板的侧面相连接，第十侧板一端的侧面与第一方钢的右侧面相连接，第十侧板另一端的侧面通过若干第四螺栓与第六侧板的侧面相连接。It also includes the ninth side plate, the tenth side plate and the eleventh side plate, wherein the end of the ninth side plate is connected to the side of the seventh side plate, and the eleventh side plate is located on the left side of the first square steel surface, and the eleventh side plate is welded with the seventh side plate and the eighth side plate, the side of the other end of the ninth side plate is connected with the side of the fifth side plate through a number of third bolts, and the The side is connected with the right side of the first square steel, and the side of the other end of the tenth side plate is connected with the side of the sixth side plate by several fourth bolts.
各第一螺栓等间距分布，各第二螺栓等间距分布。The first bolts are distributed at equal intervals, and the second bolts are distributed at equal intervals.
各第三螺栓等间距分布，各第四螺栓等间距分布。The third bolts are distributed at equal intervals, and the fourth bolts are distributed at equal intervals.
本发明具有以下有益效果：The present invention has the following beneficial effects:
本发明所述的基于方钢连接件的预制L型异形钢管混凝土组合柱包括第一混凝土组合柱、第二混凝土组合柱，第一混凝土组合柱及第二混凝土组合柱均包括第一侧板、第二侧板、第二方钢、第三方钢及加劲板，第二方钢、第三方钢及加劲板设于第一侧板及第二侧板之间，通过第一侧板及第二侧板对第二方钢、第三方钢及加劲板进行限位，同时第二方钢内、第三方钢内、加劲板与第二方钢及第三方钢之间均填充有混凝土，通过混凝土作为整个混凝土组合柱的边缘约束构件，极大的提高第一混凝土组合柱及第二混凝土组合柱的承载力及耗能能力。同时通过加劲板将第一侧板、第二侧板、第二方钢及第三方钢之间的腔体分为两个小腔室，提高第一混凝土组合柱及第二混凝土组合柱的承载力及延性，避免第一侧板及第二侧板发生屈曲现象。另外，在制作时，可以根据墙体的宽度调节第二方钢及第三方钢的宽度，从而能够使第一混凝土组合柱及第二混凝土组合柱与墙体同宽度，增加建筑的使用面积，提高建筑的可观性。同时，本发明中的第一混凝土组合柱及第二混凝土组合柱可以在工厂中批量生产，然后运送到施工现场，再将第一方钢的左侧面与第一混凝土组合柱中第三方钢的右侧面相连接，第二方钢的正面与第二混凝土组合柱中第二方钢的左侧面相连接，即可形成所述基于方钢连接件的预制L型异形钢管混凝土组合柱，避免现场浇筑混凝土，降低施工时间，提高施工的质量。需要说明的是，本发明通过第一方钢将第一混凝土组合柱及第二混凝土组合柱相连接，承载能力较高。The prefabricated L-shaped special-shaped steel pipe concrete composite column based on the square steel connector of the present invention includes a first concrete composite column and a second concrete composite column, and both the first concrete composite column and the second concrete composite column include a first side plate, The second side plate, the second square steel, the third-party steel and the stiffening plate, the second square steel, the third-party steel and the stiffening plate are arranged between the first side plate and the second side plate, passing through the first side plate and the second The side plates limit the second square steel, third-party steel and stiffening plate, and at the same time, the inside of the second square steel, the third-party steel, and the space between the stiffening plate and the second square steel and the third-party steel are filled with concrete. As an edge restraint member of the entire concrete composite column, the bearing capacity and energy dissipation capacity of the first concrete composite column and the second concrete composite column are greatly improved. At the same time, the cavity between the first side plate, the second side plate, the second square steel and the third party steel is divided into two small chambers through the stiffening plate to improve the bearing capacity of the first concrete composite column and the second concrete composite column Strength and ductility, to avoid buckling of the first side plate and the second side plate. In addition, during production, the width of the second square steel and the third steel can be adjusted according to the width of the wall, so that the first concrete composite column and the second concrete composite column can have the same width as the wall, increasing the usable area of the building. Improves observability of buildings. At the same time, the first concrete composite column and the second concrete composite column in the present invention can be mass-produced in the factory, and then transported to the construction site, and then the left side of the first square steel and the third-party steel in the first concrete composite column The right side of the second square steel is connected, and the front of the second square steel is connected with the left side of the second square steel in the second concrete composite column, so that the prefabricated L-shaped special-shaped steel pipe concrete composite column based on the square steel connector can be formed to avoid On-site pouring of concrete reduces construction time and improves construction quality. It should be noted that the present invention connects the first concrete composite column and the second concrete composite column through the first square steel, so the bearing capacity is relatively high.
附图说明Description of drawings
图1为本发明中第一混凝土组合柱10及第二混凝土组合柱11的分解图；Fig. 1 is the exploded view of the first concrete composite column 10 and the second concrete composite column 11 among the present invention;
图2为本发明中第一混凝土组合柱10的结构示意图；Fig. 2 is the structural representation of the first concrete composite column 10 among the present invention;
图3为本发明中第二混凝土组合柱11的结构示意图；Fig. 3 is the structural representation of the second concrete composite column 11 among the present invention;
图4为本发明的爆炸图；Fig. 4 is an explosion diagram of the present invention;
图5为本发明的结构示意图。Fig. 5 is a schematic structural diagram of the present invention.
其中，1为第一侧板、2为第二侧板、3为第二方钢、4为第三方钢、5为加劲板、6为第三侧板、7为第四侧板、8为第五侧板、9为第六侧板、10为第一混凝土组合柱、11为第二混凝土组合柱、12为第一方钢、13为第七侧板、14为第八侧板、15为第九侧板、16为第十侧板。Among them, 1 is the first side plate, 2 is the second side plate, 3 is the second square steel, 4 is the third party steel, 5 is the stiffening plate, 6 is the third side plate, 7 is the fourth side plate, 8 is The fifth side plate, 9 is the sixth side plate, 10 is the first concrete composite column, 11 is the second concrete composite column, 12 is the first square steel, 13 is the seventh side plate, 14 is the eighth side plate, 15 16 is the ninth side plate, and 16 is the tenth side plate.
具体实施方式Detailed ways
下面结合附图对本发明做进一步详细描述：The present invention is described in further detail below in conjunction with accompanying drawing:
参考图1、图2、图3、图4及图5，本发明所述的基于方钢连接件的预制L型异形钢管混凝土组合柱包括第一方钢12、第一混凝土组合柱10及第二混凝土组合柱11，第一混凝土组合柱10及第二混凝土组合柱11均包括第一侧板1、第二侧板2、第二方钢3、第三方钢4及加劲板5，加劲板5的两侧面分别与第一侧板1的内侧面及第二侧板2的内侧面相连接，第一侧板1的两端分别与第二方钢3的右侧面及第三方钢4的左侧面相连接，第二侧板2的两端分别与第二方钢3的右侧面及第三方钢4的左侧面相连接，且第一侧板1与第二方钢3的正面及第三方钢4的正面齐平，第二侧板2与第二方钢3的背面及第三方钢4的背面齐平，加劲板5位于第二方钢3与第三方钢4之间，第二方钢3内、第三方钢4内、以及加劲板5与第二方钢3及第三方钢4之间均浇筑有混凝土；第一方钢12的左侧面与第一混凝土组合柱10中第三方钢4的右侧面相连接，第二方钢3的正面与第二混凝土组合柱中第二方钢3的左侧面相连接。Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the prefabricated L-shaped special-shaped steel pipe concrete composite column based on the square steel connector according to the present invention includes the first square steel 12, the first concrete composite column 10 and the second The second concrete composite column 11, the first concrete composite column 10 and the second concrete composite column 11 all include the first side plate 1, the second side plate 2, the second square steel 3, the third party steel 4 and the stiffening plate 5, the stiffening plate The two side surfaces of 5 are respectively connected with the inner surface of the first side plate 1 and the inner surface of the second side plate 2, and the two ends of the first side plate 1 are connected with the right side of the second square steel 3 and the third party steel 4 respectively. The left sides are connected, the two ends of the second side plate 2 are respectively connected with the right side of the second square steel 3 and the left side of the third party steel 4, and the front and the front of the first side plate 1 and the second square steel 3 The front of the third-party steel 4 is flush, the second side plate 2 is flush with the back of the second square steel 3 and the back of the third-party steel 4, and the stiffening plate 5 is located between the second square steel 3 and the third-party steel 4. Concrete is poured in the second square steel 3, the third third steel 4, and between the stiffening plate 5 and the second square steel 3 and the third third steel 4; the left side of the first square steel 12 and the first concrete composite column 10 The right side of the third party steel 4 is connected, and the front of the second square steel 3 is connected with the left side of the second square steel 3 in the second concrete composite column.
本发明还包括第三侧板6、第四侧板7、第五侧板8、第六侧板9、第七侧板13、第八侧板14、第九侧板15、第十侧板16及第十一侧板；第三侧板6一端的侧面与第一混凝土组合柱10中第三方钢4的正面相连接，第四侧板7一端的侧面与第一混凝土组合柱10中第三方钢4的背面相连接；第五侧板8一端的侧面与第二混凝土组合柱11中第二方钢3的正面相连接，第六侧板9一端的侧面与第二混凝土组合柱11中第二方钢3的背面相连接；第五侧板8的另一端、第三侧板6的另一端、第六侧板9的另一端、第四侧板7的另一端均与第一方钢12相连接。The present invention also includes a third side panel 6, a fourth side panel 7, a fifth side panel 8, a sixth side panel 9, a seventh side panel 13, an eighth side panel 14, a ninth side panel 15, and a tenth side panel 16 and the eleventh side plate; the side at one end of the third side plate 6 is connected with the front of the third party steel 4 in the first concrete composite column 10, and the side at one end of the fourth side plate 7 is connected with the side at one end of the first concrete composite column 10 The back side of three square steel 4 is connected; The side of the fifth side plate 8 one end is connected with the front of the second square steel 3 in the second concrete composite column 11, the side of the sixth side plate 9 one end is connected with the second concrete composite column 11 The back side of the second side steel 3 is connected; Steel 12 connected.
第七侧板13一端的侧面与第一方钢12的正面相连接，第七侧板13另一端的侧面通过若干第一螺栓与第三侧板6的侧面相连接，第八侧板14一端的侧面与第一方钢12的背面相连接，第八侧板14另一端的侧面通过若干第二螺栓与第四侧板7的侧面相连接；第九侧板15的端部与第七侧板13的侧面相连接，第十一侧板位于第一方钢12的左侧面，且第十一侧板与第七侧板13及第八侧板14相焊接，第九侧板15另一端的侧面通过若干第三螺栓与第五侧板8的侧面相连接，第十侧板16一端的侧面与第一方钢12的右侧面相连接，第十侧板16另一端的侧面通过若干第四螺栓与第六侧板9的侧面相连接。The side of one end of the seventh side plate 13 is connected with the front of the first square steel 12, the side of the other end of the seventh side plate 13 is connected with the side of the third side plate 6 by some first bolts, one end of the eighth side plate 14 The side of the side is connected with the back side of the first square steel 12, the side of the other end of the eighth side plate 14 is connected with the side of the fourth side plate 7 by several second bolts; the end of the ninth side plate 15 is connected with the seventh side The sides of the plates 13 are connected, the eleventh side plate is located on the left side of the first square steel 12, and the eleventh side plate is welded with the seventh side plate 13 and the eighth side plate 14, and the ninth side plate 15 is in addition The side of one end is connected with the side of the fifth side plate 8 by several third bolts, the side of one end of the tenth side plate 16 is connected with the right side of the first square steel 12, and the side of the other end of the tenth side plate 16 is connected by several The fourth bolt is connected with the side of the sixth side plate 9 .
具体的，各第一螺栓等间距分布，各第二螺栓等间距分布；各第三螺栓等间距分布，各第四螺栓等间距分布。Specifically, the first bolts are distributed at equal intervals, and the second bolts are distributed at equal intervals; the third bolts are distributed at equal intervals, and the fourth bolts are distributed at equal intervals.
本发明的施工过程为：Construction process of the present invention is:
1)先在第七侧板13上预制通孔；2)进行第一混凝土组合柱10及第二混凝土组合柱11的施工，施工过程为：将第一侧板1、第二侧板2、第二方钢3、第三方钢4及加劲板5的焊接，焊接完成后再将混凝土浇筑于第二方钢3内、第三方钢4内、以及加劲板5与第二方钢3及第三方钢4之间，得第一混凝土组合柱10及第二混凝土组合柱11；3)将第三侧板6及第四侧板7焊接在第一混凝土组合柱10中第三方钢4的正面及背面，将第五侧板8及第六侧板9焊接到第二混凝土组合柱11中第二方钢3的正面及背面；4)先将第十一侧板焊接于第一方钢12的左侧面上，再将第七侧板13与第十一侧板及第一方钢12的正面相焊接，然后再焊接第九侧板15及第十侧板16；5)将第一混凝土组合柱10、第二混凝土组合柱11及第一方钢12运输至施工现场，再调节第一混凝土组合柱10及第二混凝土组合柱11的位置，并通过第一螺栓及第二螺栓将第三侧板6、第四侧板7、第七侧板13及第八侧板14相连接，通过第三螺栓及第四螺栓将第五侧板8、第六侧板9、第九侧板15及第十侧板16相连接，即可完成L型异形钢管混凝土组合柱施工。1) Prefabricate the through hole on the seventh side plate 13; 2) Carry out the construction of the first concrete composite column 10 and the second concrete composite column 11, the construction process is: the first side plate 1, the second side plate 2, The welding of the second square steel 3, the third-party steel 4 and the stiffening plate 5, after the welding is completed, concrete is poured in the second square steel 3, the third-party steel 4, and the stiffening plate 5 and the second square steel 3 and the second square steel 3 Between the three steels 4, the first concrete composite column 10 and the second concrete composite column 11 are obtained; 3) the third side plate 6 and the fourth side plate 7 are welded to the front of the third party steel 4 in the first concrete composite column 10 and the back side, the fifth side plate 8 and the sixth side plate 9 are welded to the front and back sides of the second square steel 3 in the second concrete composite column 11; 4) the eleventh side plate is first welded to the first square steel 12 On the left side of the side plate, the seventh side plate 13 is welded with the eleventh side plate and the front of the first square steel 12, and then the ninth side plate 15 and the tenth side plate 16 are welded; 5) the first The concrete composite column 10, the second concrete composite column 11 and the first square steel 12 are transported to the construction site, and then the positions of the first concrete composite column 10 and the second concrete composite column 11 are adjusted, and the The third side plate 6, the fourth side plate 7, the seventh side plate 13 and the eighth side plate 14 are connected, and the fifth side plate 8, the sixth side plate 9, and the ninth side plate are connected by the third bolt and the fourth bolt. The plate 15 and the tenth side plate 16 are connected together to complete the construction of the L-shaped special-shaped steel pipe concrete composite column.
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