CN112112264A - Prefabricated column connecting joint for dry connection and construction method - Google Patents

Prefabricated column connecting joint for dry connection and construction method Download PDF

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Publication number
CN112112264A
CN112112264A CN202010832172.0A CN202010832172A CN112112264A CN 112112264 A CN112112264 A CN 112112264A CN 202010832172 A CN202010832172 A CN 202010832172A CN 112112264 A CN112112264 A CN 112112264A
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column
prefabricated
prefabricated column
steel
connection
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杨逸
刘献伟
江涛
崔琦
吕远贵
曹晨
赵然
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China Construction Third Engineering Bureau Construction Technology Wuhan Co ltd
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China Construction Third Bureau Green Industry Investment Co Ltd
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E04B1/21—Connections specially adapted therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • 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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
    • E04C5/162—Connectors or means for connecting parts for reinforcements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

本发明公开了一种用于干式连接的预制柱连接节点和施工方法，包括预制柱本体，其特征在于：在预制柱本体的下端部连接有柱与柱连接件，所述柱与柱连接件包括腹部，在腹部外周上下两端分别设有上翼缘部和下翼缘部，所述下翼缘部用于与另一预制柱上端伸出的连接部相连。施工时，吊装上层预制柱，让本层预制柱本体的伸出端的连接部对准上层预制柱的的下翼缘部，调整上层预制柱的垂直度，安装螺栓或螺母，用专用工具拧紧螺母；在上下层柱间隙、螺栓手孔内灌浆，养护达到一定强度，完成预制柱间的连接。本发明通过设计柱与柱连接件，实现两预制柱之间的干式连接，现场钢筋、模板工作量小，施工工序简单，易操作，施工效率高，结构整体预制率高，装配化程度高。

Figure 202010832172

The invention discloses a prefabricated column connecting node and a construction method for dry connection, comprising a prefabricated column body, which is characterized in that a column-to-column connector is connected to the lower end of the prefabricated column body, and the column is connected to the column The component includes a belly, and upper and lower flanges are respectively provided on the upper and lower ends of the outer circumference of the belly, and the lower flange is used for connecting with a connecting portion protruding from the upper end of another prefabricated column. During construction, hoist the upper prefabricated column, align the connecting part of the protruding end of the prefabricated column body on this layer with the lower flange of the upper prefabricated column, adjust the verticality of the upper prefabricated column, install bolts or nuts, and tighten the nuts with special tools. ; Grout in the gap between the upper and lower columns and in the bolt hand hole, and maintain it to a certain strength to complete the connection between the prefabricated columns. The invention realizes the dry connection between the two prefabricated columns by designing the column and the column connecting piece, the workload of on-site reinforcement and formwork is small, the construction process is simple, the operation is easy, the construction efficiency is high, the overall prefabrication rate of the structure is high, and the degree of assembly is high. .

Figure 202010832172

Description

一种用于干式连接的预制柱连接节点和施工方法A prefabricated column connection node and construction method for dry connection

技术领域technical field

本发明涉及装配式建筑技术领域，尤其涉及一种用于干式连接的预制柱连接节点和施工方法。The invention relates to the technical field of prefabricated buildings, in particular to a prefabricated column connection node and a construction method for dry connection.

背景技术Background technique

自2011年以来，我国建筑业的发展全面进行了结构调整和转型升级，开始向绿色化、工业化、信息化等方向发展，以发展装配式建筑为重点的新型建筑工业化得到大力推进，大量预制混凝土结构在建筑工程中得到了广泛的应用。预制混凝土结构一般是指先在工厂提前生产出建筑构件，然后运输到施工场地，再进行拼装，进而组成一个整体结构，拥有建筑空间布置灵活、生产效率高、建设周期较短、成品质量好、环境影响小、可持续发展及耗费人工少等优点。Since 2011, the development of my country's construction industry has been comprehensively adjusted, transformed and upgraded, and it has begun to develop in the direction of greening, industrialization, and informatization. The industrialization of new buildings focusing on the development of prefabricated buildings has been vigorously promoted. Structures are widely used in construction engineering. The precast concrete structure generally refers to the building components produced in advance in the factory, then transported to the construction site, and then assembled to form a whole structure, which has flexible building space layout, high production efficiency, short construction period, good quality of finished products, and environmental protection. It has the advantages of small impact, sustainable development and less labor consumption.

目前行业内预制框架大多采用实心柱灌浆套筒连接，其对精度控制要求高，施工工序复杂，且灌浆密实度检测困难，质量安全不易保证。At present, most prefabricated frames in the industry are connected by solid column grouting sleeves, which require high precision control, complex construction procedures, and difficult grouting density detection, and it is difficult to ensure quality and safety.

发明内容SUMMARY OF THE INVENTION

本发明所要解决的技术问题在于针对上述现有技术存在的不足提供一种便于施工，能提高施工效率的用于干式连接的预制柱连接节点和施工方法。The technical problem to be solved by the present invention is to provide a prefabricated column connection node and a construction method for dry connection, which is convenient for construction and can improve construction efficiency, aiming at the shortcomings of the above-mentioned prior art.

本发明所采用的技术方案为：一种用于干式连接的预制柱连接节点，包括预制柱本体，其特征在于：在预制柱本体的下端部连接有柱与柱连接件，所述柱与柱连接件包括腹部，在腹部外周上下两端分别设有上翼缘部和下翼缘部，所述下翼缘部用于与另一预制柱上端伸出的连接部通过过螺栓相连，在腹部填充有混凝土，两预制柱的连接节点之间灌浆。The technical scheme adopted in the present invention is: a prefabricated column connection node for dry connection, comprising a prefabricated column body, characterized in that: a column and a column connecting piece are connected to the lower end of the prefabricated column body, and the column is connected to the lower end of the prefabricated column body. The column connector includes a belly, and an upper flange part and a lower flange part are respectively provided at the upper and lower ends of the outer circumference of the belly. The abdomen is filled with concrete, and the connecting nodes of the two precast columns are grouted.

按上述技术方案，在预制柱本体内设有钢筋笼，所述钢筋笼包括柱箍筋和柱纵向钢筋，所述柱纵向钢筋上端伸出预制柱本体的柱顶外，构成与上层预制柱下翼缘相连的连接部，所述柱纵向钢筋的下端与上翼缘部相连。According to the above technical solution, a steel bar cage is arranged in the prefabricated column body, the steel bar cage includes column stirrups and column longitudinal steel bars, and the upper end of the column longitudinal steel bars protrudes out of the column top of the prefabricated column body to form the lower part of the upper prefabricated column. The flange is connected to the connecting part, and the lower end of the longitudinal steel bar of the column is connected to the upper flange part.

按上述技术方案，所述柱纵向钢筋的上端设有螺纹，在下翼缘上设有螺栓穿装孔，纵向钢筋的上端穿过上层预制柱的下翼缘的螺栓穿装孔，两者通过螺栓连接。According to the above technical solution, the upper end of the longitudinal steel bar of the column is provided with threads, the lower flange is provided with bolt insertion holes, the upper end of the longitudinal reinforcement is passed through the bolt insertion holes of the lower flange of the upper prefabricated column, and the two are passed through the bolts. connect.

按上述技术方案，所述预制柱为钢骨混凝土柱，钢骨混凝土柱的型钢截面有十字形、方管形、圆管形、T形、一字形或L形。According to the above technical solution, the prefabricated column is a steel reinforced concrete column, and the section steel section of the steel reinforced concrete column has a cross shape, a square tube shape, a round tube shape, a T shape, a line shape or an L shape.

按上述技术方案，所述预制柱为钢管混凝土柱，所述预制柱本体内的钢管为圆钢管和方形钢管。According to the above technical scheme, the prefabricated column is a concrete-filled steel tubular column, and the steel pipes in the prefabricated column body are round steel pipes and square steel pipes.

按上述技术方案，所述预制柱本体的钢管下端与上翼缘部固连，钢管上端伸出预制柱本体外，在钢管的上端固定连接有与其垂直设置的钢板，与上层预制柱下翼缘相连的连接部，所述钢板与上层预制柱下翼缘通过螺栓连接。According to the above technical solution, the lower end of the steel pipe of the prefabricated column body is fixedly connected with the upper flange portion, the upper end of the steel pipe extends out of the prefabricated column body, and the upper end of the steel pipe is fixedly connected with a steel plate arranged perpendicular to it, which is connected with the lower flange of the upper prefabricated column. In the connecting part, the steel plate and the lower flange of the upper prefabricated column are connected by bolts.

按上述技术方案，在上下翼缘部之间还设有多个加劲肋。According to the above technical solution, a plurality of stiffening ribs are also arranged between the upper and lower flange portions.

按上述技术方案，所述加劲肋的径向长度小于上翼缘或下翼缘的径向长度。According to the above technical solution, the radial length of the stiffening rib is smaller than the radial length of the upper flange or the lower flange.

按上述技术方案，所述柱与柱连接件的腹部为镂空式设计。According to the above technical solution, the abdomen of the column and the column connecting piece is a hollow design.

一种用于干式连接的预制柱连接节点的施工方法，其特征在于：包括如下施工步骤：A construction method for a prefabricated column connection node for dry connection, characterized in that it comprises the following construction steps:

S1、吊装如上所述的预制柱构件于指定位置；S1. Hoist the prefabricated column member as described above at the designated position;

S2、在预制柱上端部伸出的柱纵向钢筋上拧入调平螺母，使螺母在同一水平面上；S2. Screw the leveling nut on the longitudinal steel bar of the column protruding from the upper end of the prefabricated column, so that the nut is on the same level;

S3、吊装上层预制柱，让本层预制柱的柱纵向钢筋的伸出钢筋对准上层预制柱的柱与柱连接件上的螺栓穿装孔，调整上层预制柱的垂直度，安装螺母，用专用工具拧紧螺母；S3. Hoist the upper prefabricated column, align the protruding steel bars of the longitudinal steel bars of the prefabricated column on this layer with the bolt holes on the column and the column connector of the upper prefabricated column, adjust the verticality of the upper prefabricated column, install the nut, use Special tool to tighten the nut;

S4、在上下层柱间隙、螺栓手孔内灌浆，养护达到一定强度，完成预制柱间的连接。本发明所取得的有益效果为：本发明通过设计柱与柱连接件，实现两预制柱之间的干式连接，现场钢筋、模板工作量小，施工工序简单，易操作，施工效率高，结构整体预制率高，装配化程度高。S4. Grouting in the gap between the upper and lower columns and in the bolt hand holes, and curing to achieve a certain strength to complete the connection between the prefabricated columns. The beneficial effects obtained by the present invention are as follows: the present invention realizes the dry connection between the two prefabricated columns by designing the column and the column connecting piece, the workload of on-site reinforcement and formwork is small, the construction process is simple, the operation is easy, the construction efficiency is high, and the structure The overall prefabrication rate is high and the degree of assembly is high.

附图说明Description of drawings

图1为本发明实施例一提供的一种用于干式连接的预制柱构件的结构示意图。FIG. 1 is a schematic structural diagram of a prefabricated column member for dry connection according to Embodiment 1 of the present invention.

图2a-2c为本发明实施例一提供的柱与柱连接件的结构示意图。2a-2c are schematic structural diagrams of columns and column connectors provided in Embodiment 1 of the present invention.

图3为本发明实施例一提供的柱与柱连接件的立体图。FIG. 3 is a perspective view of a column and a column connector provided in Embodiment 1 of the present invention.

图4为本发明实施例一提供一种预制柱与柱连接节点图。FIG. 4 is a connection diagram of a prefabricated column and a column according to Embodiment 1 of the present invention.

图5为本发明实施例二提供的一种用于干式连接的预制柱构件的结构示意图。FIG. 5 is a schematic structural diagram of a prefabricated column member for dry connection according to Embodiment 2 of the present invention.

图6为本发明实施例二提供的上层预制柱的仰视图。FIG. 6 is a bottom view of the upper layer prefabricated column provided in the second embodiment of the present invention.

图7-图9为本实用实施例二提供的柱与柱连接件的结构示意图。7-9 are schematic structural diagrams of a column and a column connector provided in the second embodiment of the present invention.

图10为本实用实施例二所提到的方钢管混凝土柱截面示意图。FIG. 10 is a schematic cross-sectional view of the square steel tube concrete column mentioned in the second practical embodiment.

图11为本实用实施例二所提到的槽型横肋方钢管混凝土柱截面示意图。11 is a schematic cross-sectional view of the trough-shaped transverse rib square concrete-filled steel tubular column mentioned in the second practical embodiment.

具体实施方式Detailed ways

为使本申请实施例的目的、技术方案和优点更加清楚，下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述。In order to make the purposes, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application.

实施例1：Example 1:

如图1所示，本实施例提供了一种用于干式连接的预制柱连接节点，包括预制柱本体1，在预制柱本体1内设有钢筋笼，所述钢筋笼包括柱箍筋12和柱纵向钢筋11，所述柱纵向钢筋11上端部伸出预制柱本体的柱顶外，在预制柱本体的下端部连接有柱与柱连接件。如图2、3所示，本实施例中所述柱与柱连接件14包括腹部142和在腹部外周上下两端分别设有上翼缘部141和下翼缘部143，上翼缘部141用于与柱纵向钢筋相连，下翼缘部143用于与另一预制柱上端伸出的连接部相连。As shown in FIG. 1 , this embodiment provides a prefabricated column connection node for dry connection, including a prefabricated column body 1 , and a reinforcement cage is arranged in the prefabricated column body 1 , and the reinforcement cage includes column stirrups 12 And the column longitudinal reinforcement 11, the upper end of the column longitudinal reinforcement 11 protrudes out of the column top of the prefabricated column body, and the lower end of the prefabricated column body is connected with a column and column connector. As shown in FIGS. 2 and 3 , in this embodiment, the column-to-column connector 14 includes an abdomen 142 and an upper flange portion 141 and a lower flange portion 143 are respectively provided at the upper and lower ends of the outer circumference of the abdomen. The upper flange portion 141 It is used for connecting with the longitudinal reinforcement of the column, and the lower flange part 143 is used for connecting with the connecting part protruding from the upper end of another prefabricated column.

具体的，本实施例以所述柱与柱连接件14为柱预埋型钢为例进行说明。在柱预埋型钢的上翼缘部的上端焊接有多个螺纹套筒13，下翼缘部141上设有多个螺栓穿装孔。所述预埋型钢的腹部142的中心部位为镂空设计，内部填充有混凝土。所述柱纵向钢筋11的上端和下端分别车丝，纵向钢筋11下端部连接有螺纹套筒13，螺纹套筒13与柱预埋型钢焊接在一起。Specifically, this embodiment is described by taking the column-to-column connecting member 14 as an example of column-embedded steel. A plurality of threaded sleeves 13 are welded on the upper end of the upper flange portion of the column pre-embedded section steel, and a plurality of bolt insertion holes are provided on the lower flange portion 141 . The center part of the belly 142 of the embedded steel is hollow and filled with concrete. The upper and lower ends of the longitudinal reinforcement bars 11 of the column are respectively threaded, and the lower ends of the longitudinal reinforcement bars 11 are connected with a threaded sleeve 13, which is welded with the pre-embedded section steel of the column.

如图5所示，预制柱与预制柱之间通过下层预制柱伸出带螺纹钢筋15穿过上层预制柱预埋型钢14预留螺栓孔143，再采用螺母16、17（位于下翼缘部141上下两端）拧紧，再用无收缩灌浆料填充柱与柱间缝隙及柱槽口，形成可靠连接。As shown in FIG. 5 , the threaded steel bar 15 protrudes from the lower prefabricated column between the prefabricated column and the prefabricated column, passes through the prefabricated steel 14 of the upper layer prefabricated column to reserve bolt holes 143, and then use nuts 16 and 17 (located in the lower flange part). 141 upper and lower ends) tighten, and then fill the gap between the column and the column and the column slot with non-shrinkage grouting material to form a reliable connection.

本实施例中，柱预埋型钢14上下翼缘部之间根据受力需要还可设置若干加劲肋钢板144，所述加劲肋144的径向长度小于上翼缘或下翼缘的径向长度，方便施工。In this embodiment, a number of stiffening rib steel plates 144 may be arranged between the upper and lower flange portions of the column embedded steel 14 according to the force requirements, and the radial length of the stiffening ribs 144 is smaller than the radial length of the upper flange or the lower flange. , which is convenient for construction.

本实施例还提供了一种用于干式连接的预制柱构件连接节点的施工方法，其特征在于：包括如下施工步骤：The present embodiment also provides a construction method for connecting nodes of prefabricated column members for dry connection, which is characterized in that it includes the following construction steps:

S1、吊装如上所述的预制柱构件于指定位置；S1. Hoist the prefabricated column member as described above at the designated position;

S2、在预制柱1b端部伸出的钢筋15上拧入调平螺母14（位于下翼缘部141的下方），使螺母17在同一水平面上；S2. Screw the leveling nut 14 (located below the lower flange portion 141 ) on the steel bar 15 protruding from the end of the prefabricated column 1b, so that the nut 17 is on the same horizontal plane;

S3、吊装上层预制柱1a，让本层预制柱1b的伸出钢筋对准上层预制柱的预埋型钢14上的预留孔洞143，调整上层预制柱1a的垂直度，安装螺母16（位于下翼缘部241的上方），用专用工具拧紧螺母；S3. Hoist the prefabricated column 1a on the upper layer, align the protruding steel bars of the prefabricated column 1b on this layer with the reserved holes 143 on the embedded steel 14 of the prefabricated column on the upper layer, adjust the verticality of the prefabricated column 1a on the upper layer, and install the nut 16 (located at the bottom above the flange portion 241), use a special tool to tighten the nut;

S4、在上下层柱间隙、螺栓手孔内灌浆，养护达到一定强度，完成预制柱间的连接。S4. Grouting in the gap between the upper and lower columns and in the bolt hand holes, and curing to achieve a certain strength to complete the connection between the prefabricated columns.

此外，所述预制柱还可以为钢骨混凝土柱，钢骨混凝土柱的型钢截面有十字形、方管形、圆管形、T形、一字形或L形等等。In addition, the prefabricated column can also be a steel reinforced concrete column, and the section steel section of the steel reinforced concrete column has a cross shape, a square tube shape, a circular tube shape, a T shape, a line shape or an L shape, and so on.

实施例2：Example 2:

如图5-11所示，本实施例提供了一种用于干式连接的预制柱连接节点，所述预制柱为钢管混凝土柱，其包括预制柱本体2，在预制柱本体2内设有钢管21，在钢管21内浇筑有混凝土，钢管的下端连接柱与柱连接件24。所述钢管21为圆钢管或方形钢管或槽型横肋方钢管（如图10、11所示），本实施例以圆形钢管为例进行说明。本实施例中所述柱与柱连接件24包括圆形腹部242和在腹部外周上下两端分别设有上翼缘部241和下翼缘部243，上翼缘部用于与钢管21的下端相连，下翼缘部用于与另一预制柱上端伸出的连接部相连。As shown in FIGS. 5-11 , this embodiment provides a prefabricated column connection node for dry connection. The prefabricated column is a concrete-filled steel tubular column, which includes a prefabricated column body 2 , and the prefabricated column body 2 is provided with The steel pipe 21 is poured with concrete in the steel pipe 21 , and the lower end of the steel pipe is connected to the column and the column connecting member 24 . The steel pipe 21 is a round steel pipe, a square steel pipe, or a groove-shaped transverse rib square steel pipe (as shown in FIGS. 10 and 11 ). This embodiment takes a round steel pipe as an example for description. In this embodiment, the column-to-column connector 24 includes a circular belly 242 and an upper flange portion 241 and a lower flange portion 243 are respectively provided at the upper and lower ends of the outer circumference of the belly, and the upper flange portion is used for connecting with the lower end of the steel pipe 21 connected, the lower flange part is used for connecting with the connecting part protruding from the upper end of another prefabricated column.

具体的，钢管21下端与上翼缘部241焊接固定，钢管上端伸出预制柱本体外，在钢管的上端固定连接有与其垂直设置的钢板23，构成与上层预制柱下翼缘相连的连接部，通过分别在钢板23与下翼缘上分别设有螺栓穿装孔25，使得所述钢板与上层预制柱下翼缘通过螺栓26连接。Specifically, the lower end of the steel pipe 21 is welded and fixed to the upper flange portion 241, the upper end of the steel pipe protrudes out of the prefabricated column body, and the upper end of the steel pipe is fixedly connected with a steel plate 23 arranged perpendicular to it to form a connection portion connected to the lower flange of the upper prefabricated column. , the steel plate 23 and the lower flange are respectively provided with bolt insertion holes 25 , so that the steel plate and the lower flange of the upper prefabricated column are connected by bolts 26 .

本实施例以所述柱与柱连接件24为柱预埋型钢为例进行说明。所述预埋型钢的腹部242的中心部位为镂空设计，在腹部填充有混凝土，所述加劲肋144的径向长度小于上翼缘或下翼缘的径向长度，方便施工。This embodiment is described by taking as an example that the column-to-column connecting member 24 is a column-embedded section steel. The center portion of the web 242 of the pre-embedded steel is hollowed out and filled with concrete. The radial length of the stiffening rib 144 is smaller than the radial length of the upper flange or the lower flange, which is convenient for construction.

本实施例中，柱预埋型钢24上下翼缘部之间根据受力需要还可设置若干加劲肋钢板244，所述加劲肋244的径向长度小于上翼缘或下翼缘的径向长度，方便施工。In this embodiment, a number of stiffening rib steel plates 244 may be arranged between the upper and lower flange portions of the column embedded steel 24 according to the force requirements, and the radial length of the stiffening ribs 244 is smaller than the radial length of the upper flange or the lower flange. , which is convenient for construction.

本实施例还提供了一种用于干式连接的预制柱构件连接节点的施工方法，其特征在于：包括如下施工步骤：The present embodiment also provides a construction method for connecting nodes of prefabricated column members for dry connection, which is characterized in that it includes the following construction steps:

S1、吊装如上所述的预制柱构件于指定位置；S1. Hoist the prefabricated column member as described above at the designated position;

S2、在预制柱2a端部伸出的钢管上端焊接与其垂直设置的钢板，并在钢板周围一圈设有螺栓穿装孔；S2. Weld the steel plate vertically arranged on the upper end of the steel pipe protruding from the end of the prefabricated column 2a, and provide bolt holes around the steel plate;

S3、吊装上层预制柱2b，让本层预制柱2a的钢板的螺栓穿装孔对准上层预制柱2b的预埋型钢24上的预留孔洞25，调整上层预制柱2b的垂直度，安装螺栓，用专用工具拧紧螺母26；S3. Hoist the upper prefabricated column 2b, align the bolt holes of the steel plate of the prefabricated column 2a on this layer with the reserved holes 25 on the embedded steel 24 of the upper prefabricated column 2b, adjust the verticality of the upper prefabricated column 2b, and install the bolts , and tighten the nut 26 with special tools;

S4、在上下层柱间隙、螺栓手孔内灌浆，养护达到一定强度，完成预制柱间的连接。S4. Grouting in the gap between the upper and lower columns and in the bolt hand holes, and curing to achieve a certain strength to complete the connection between the prefabricated columns.

以上所描述的实施例是本申请一部分实施例，而不是全部的实施例。本申请的实施例的详细描述并非旨在限制要求保护的本申请的范围，而是仅仅表示本申请的选定实施例。基于本申请中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。The above-described embodiments are some, but not all, embodiments of the present application. The detailed descriptions of the embodiments of the application are not intended to limit the scope of the application as claimed, but are merely representative of selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

Claims (10)

1.一种用于干式连接的预制柱连接节点，包括预制柱本体，其特征在于：在预制柱本体的下端部连接有柱与柱连接件，所述柱与柱连接件包括腹部，在腹部外周上下两端分别设有上翼缘部和下翼缘部，所述下翼缘部用于与另一预制柱上端伸出的连接部通过螺栓相连，在腹部填充有混凝土，两预制柱的连接节点之间灌浆。1. A prefabricated column connection node for dry connection, comprising a prefabricated column body, characterized in that: a column and a column connector are connected at the lower end of the prefabricated column body, and the column and the column connector include a belly, at the bottom of the prefabricated column body. The upper and lower ends of the outer circumference of the abdomen are respectively provided with an upper flange part and a lower flange part. grouting between connected nodes. 2.根据权利要求1所述的用于干式连接的预制柱连接节点，其特征在于：在预制柱本体内设有钢筋笼，所述钢筋笼包括柱箍筋和柱纵向钢筋，所述柱纵向钢筋上端伸出预制柱本体的柱顶外，构成与上层预制柱下翼缘相连的连接部，所述柱纵向钢筋的下端与上翼缘部固接。2. The prefabricated column connection node for dry connection according to claim 1, characterized in that: a reinforcement cage is provided in the prefabricated column body, the reinforcement cage comprises a column stirrup and a column longitudinal reinforcement, and the column The upper end of the longitudinal steel bar protrudes out of the column top of the prefabricated column body to form a connecting portion connected with the lower flange of the upper prefabricated column, and the lower end of the longitudinal steel bar of the column is fixedly connected to the upper flange portion. 3.根据权利要求2所述的用于干式连接的预制柱连接节点，其特征在于：所述柱纵向钢筋的上端设有螺纹，在下翼缘上设有螺栓穿装孔，纵向钢筋的上端穿过上层预制柱的下翼缘的螺栓穿装孔，两者通过螺栓连接。3 . The prefabricated column connection node for dry connection according to claim 2 , wherein the upper end of the longitudinal steel bar of the column is provided with threads, the lower flange is provided with bolt holes, and the upper end of the longitudinal steel bar is provided with a thread. 4 . The bolts pass through the lower flange of the upper prefabricated column, and the two are connected by bolts. 4.根据权利要求1或2所述的用于干式连接的预制柱连接节点，其特征在于：所述预制柱为钢骨混凝土柱，钢骨混凝土柱的型钢截面有十字形、方管形、圆管形、T形、一字形或L形。4. The prefabricated column connection node for dry connection according to claim 1 or 2, characterized in that: the prefabricated column is a steel reinforced concrete column, and the section steel of the steel reinforced concrete column has a cross shape, a square tube shape , round tube, T-shaped, inline or L-shaped. 5.根据权利要求1或2所述的用于干式连接的预制柱连接节点，其特征在于：所述预制柱为钢管混凝土柱，所述预制柱本体内的钢管为圆钢管和方形钢管。5. The prefabricated column connection node for dry connection according to claim 1 or 2, wherein the prefabricated column is a concrete filled steel tubular column, and the steel pipes in the prefabricated column body are round steel pipes and square steel pipes. 6.根据权利要求5所述的用于干式连接的预制柱连接节点，其特征在于：所述预制柱本体的钢管下端与上翼缘部固连，钢管上端伸出预制柱本体外，在钢管的上端固定连接有与其垂直设置的钢板，构成与上层预制柱下翼缘相连的连接部，所述钢板与上层预制柱下翼缘通过螺栓连接。6 . The prefabricated column connection node for dry connection according to claim 5 , wherein the lower end of the steel pipe of the prefabricated column body is fixedly connected with the upper flange portion, and the upper end of the steel pipe extends out of the prefabricated column body, and the The upper end of the steel pipe is fixedly connected with a steel plate arranged vertically to form a connection part connected with the lower flange of the upper prefabricated column, and the steel plate is connected with the lower flange of the upper prefabricated column by bolts. 7.根据权利要求1或2所述的用于干式连接的预制柱连接节点，其特征在于：在上下翼缘部之间还设有多个加劲肋。7. The prefabricated column connection node for dry connection according to claim 1 or 2, wherein a plurality of stiffening ribs are further provided between the upper and lower flange portions. 8.根据权利要求7所述的用于干式连接的预制柱连接节点，其特征在于：所述加劲肋的径向长度小于上翼缘或下翼缘的径向长度。8 . The prefabricated column connection node for dry connection according to claim 7 , wherein the radial length of the stiffener is smaller than the radial length of the upper flange or the lower flange. 9 . 9.根据权利要求1或2所述的用于干式连接的预制柱连接节点，其特征在于：所述柱与柱连接件的腹部为镂空式设计。9 . The prefabricated column connection node for dry connection according to claim 1 or 2 , wherein the abdomen of the column and the column connecting piece is hollow-out design. 10 . 10.一种用于干式连接的预制柱连接节点的施工方法，其特征在于：包括如下施工步骤：10. A construction method for a prefabricated column connection node for dry connection, characterized in that: comprising the following construction steps: S1、吊装如权利要求1-4中任一权利要求所述的预制柱构件于指定位置；S1, hoisting the prefabricated column member according to any one of claims 1-4 at a designated position; S2、在预制柱上端部伸出的柱纵向钢筋上拧入调平螺母，使螺母在同一水平面上；S2. Screw the leveling nut on the longitudinal steel bar of the column protruding from the upper end of the prefabricated column, so that the nut is on the same level; S3、吊装上层预制柱，让本层预制柱的柱纵向钢筋的伸出钢筋对准上层预制柱的柱与柱连接件上的螺栓穿装孔，调整上层预制柱的垂直度，安装螺母，用专用工具拧紧螺母；S3. Hoist the upper prefabricated column, align the protruding steel bars of the longitudinal steel bars of the prefabricated column on this layer with the bolt holes on the column and the column connector of the upper prefabricated column, adjust the verticality of the upper prefabricated column, install the nut, use Special tool to tighten the nut; S4、在上下层柱间隙、螺栓手孔内灌浆，养护达到一定强度，完成预制柱间的连接。S4. Grouting in the gap between the upper and lower columns and in the bolt hand holes, and curing to achieve a certain strength to complete the connection between the prefabricated columns.
CN202010832172.0A 2020-08-18 2020-08-18 Prefabricated column connecting joint for dry connection and construction method Pending CN112112264A (en)

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