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WO2022213495A1 - 螺纹拼接式钢木组合节点及安装方法 - Google Patents

螺纹拼接式钢木组合节点及安装方法 Download PDF

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Publication number
WO2022213495A1
WO2022213495A1 PCT/CN2021/104121 CN2021104121W WO2022213495A1 WO 2022213495 A1 WO2022213495 A1 WO 2022213495A1 CN 2021104121 W CN2021104121 W CN 2021104121W WO 2022213495 A1 WO2022213495 A1 WO 2022213495A1
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WIPO (PCT)
Prior art keywords
steel pipe
plate
steel
shaped
positioning holes
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PCT/CN2021/104121
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English (en)
French (fr)
Inventor
牟犇
赵斐
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青岛理工大学
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Publication of WO2022213495A1 publication Critical patent/WO2022213495A1/zh

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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
    • E04B1/19—Three-dimensional framework structures
    • E04B1/1903—Connecting nodes specially adapted therefor
    • E04B1/1909—Connecting nodes specially adapted therefor with central cylindrical connecting element
    • 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
    • E04B1/19—Three-dimensional framework structures
    • E04B1/1903—Connecting nodes specially adapted therefor
    • E04B1/1912—Connecting nodes specially adapted therefor with central cubical connecting element
    • 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

Definitions

  • the invention relates to the field of building structures, in particular to a threaded spliced steel-wood combined node and an installation method.
  • the steel-wood composite structure combines steel and wood through steel joints and local steel sections to give full play to their respective advantages.
  • the planks can provide support for the steel plates and prevent premature buckling of the steel plates.
  • the existing steel-wood composite structure adopts integrated connection and phase-separated connection, and the internal force is passed in and out through the connecting piece, which is difficult to meet the design requirements of large-span space structure, and the connection form between the components is generally anchored connection, often in the connection A stress concentration occurs nearby. Therefore, the connection node design is the key in the wood structure design.
  • the main purpose of the present invention is to overcome the above-mentioned deficiencies of the prior art, and to provide a threaded spliced steel-wood combined node.
  • the present invention adopts the following technical scheme:
  • a threaded spliced steel-wood composite node which comprises a snap-spliced steel pipe column, a steel-wood composite beam and a threaded beam-column connector, and the steel-wood composite beam is connected to the snap-spliced steel tube column through the threaded beam-column connector;
  • the snap-spliced steel pipe column includes an end steel pipe column and a middle steel pipe column, and both ends of the middle steel pipe column are respectively connected with the end steel pipe column;
  • the steel-wood composite beam includes an upper flange composite plate, a web plate and a lower flange composite plate, and the web is connected with the upper flange composite plate and the lower flange composite plate by tenon and mortise;
  • the threaded beam-column connector includes two special-shaped nuts that are symmetrical up and down.
  • the special-shaped nuts include a circular steel tube ferrule. One end of the circular steel tube ferrule is fixed with an octagonal connecting plate, and the center of the octagonal connecting plate is opened. An inner thread II is arranged on the inner wall of the hole, a connecting plate is fixed on the outer circumferential surface of the circular steel tube ferrule, and the connecting plate and the rear part of the web are connected by mortise and tenon;
  • the circular steel tube ferrule is provided with a positioning hole on the circumferential surface, and the corresponding middle steel pipe column is also provided with a positioning hole.
  • the columns are connected by threads, the rear end of the web passes through the circular steel tube ferrule and the positioning hole of the middle steel tube column in sequence, and the upper flange composite plate and the lower flange composite plate are respectively fixedly connected to the connecting plate.
  • the end steel pipe column comprises an end round steel pipe and an arc-shaped steel sheet I, two opposite arc-shaped steel sheets I are arranged on the end round steel pipe, and one side of the arc-shaped steel sheet I is provided with a long slot, the other side is provided with a long plug;
  • the middle steel pipe column includes a middle round steel pipe and an arc steel sheet II; the middle round steel pipe is provided with two sets of positioning holes, one set of positioning holes includes two opposite positioning holes I, and the other set of positioning holes includes four opposite positioning holes II, every two positioning holes II are on the same side and on the same vertical line, and the plane where the positioning hole I is located is located between the planes where the two positioning holes II are located;
  • the two ends of the middle round steel pipe are respectively provided with two opposite arc-shaped steel sheets II, one end of the arc-shaped steel sheet II close to the middle round steel pipe is provided with an external thread II, and one side of the arc-shaped steel sheet II is provided with a long strip insert. slot, the other side is provided with a long plug;
  • the two end steel pipe columns are respectively inserted into the two ends of the middle steel pipe column, and the two arc steel sheets I of the end steel pipe column and the two arc steel sheets II at one end of the middle round steel pipe are connected by a long slot and a long plug. into a cylinder.
  • the upper flange combination board comprises an upper flange board and two parallel plug-in boards I vertically fixed on the upper flange board, and a dovetail groove is provided on the upper flange board between the two plug-in boards I I, one end of the upper flange plate is aligned with the insert plate I, and the other end is longer than the insert plate I;
  • the lower flange combination board includes a lower flange board and a plug board II vertically fixed on the lower flange board.
  • the lower flange boards on both sides of the plug board II are provided with dovetail grooves II.
  • the plug board II is aligned, and the other end is longer than the plug board II;
  • the lengths of the upper flange plate and the lower flange plate are the same, and the lengths of the plug-in board I and the plug-in board II are the same;
  • the web includes a front web and a back web, the top of the front web is provided with a dovetail plug I matching the dovetail groove I, and the bottom is provided with two dovetail plugs II matched with the two dovetail grooves II, Between the two dovetail plugs II, a slot matching with the plug board II is arranged;
  • the front end of the rear web is fixedly connected with the front web, the rear end of the rear web is provided with inserts, and the top and bottom of the rear web are provided with dovetail plugs III;
  • the dovetail plug I is inserted into the dovetail slot I
  • the dovetail plug II is inserted into the dovetail slot II
  • the insert plate II is inserted into the slot
  • the length of the front web is the same as that of the insert plate I.
  • the opposite sides of the upper and lower connecting plates respectively connected with the upper and lower circular steel tube ferrules are provided with dovetail slots III matching with the dovetail plugs III;
  • Two sets of positioning holes are arranged on the circumferential surface of the circular steel tube ferrule.
  • Two oppositely arranged positioning holes IV, the positioning hole IV is located in the middle of the circular steel tube ferrule;
  • the inserts pass through the circular steel tube ferrule and the positioning hole on the middle steel tube column in turn, and the upper flange plate and the lower flange plate are respectively fixedly connected with the connecting plate.
  • the positioning holes formed by the upper and lower positioning holes III correspond to the positioning holes I of the middle steel pipe column
  • the upper and lower positioning holes IV correspond to the positioning holes II of the middle steel pipe column.
  • one end of the arc-shaped steel sheet I close to the end round steel pipe is provided with an external thread I
  • one end of the arc-shaped steel sheet II away from the middle round steel pipe is provided with an external thread I
  • the end steel pipe column is connected to the middle steel pipe column, it is close to
  • One end of the end round steel pipe is also installed with a fixing ring
  • the inner wall of the fixing ring is provided with an inner thread I
  • the fixing ring is threadedly connected with the outer thread I of the end steel pipe column and the middle steel pipe column through its inner thread I.
  • one or two inserts are provided at the rear end of the rear web, and inserts and/or slots are provided at the ends of the inserts, and the inserts or slots may be cross-shaped.
  • the ends of the two inserts inserted into the opposite positioning holes I are respectively provided with a cross-shaped insert block and a cross-shaped slot.
  • the two inserts inserted into the positioning hole II on the same side are respectively provided with a cross-shaped insert block and a cross-shaped slot, and the opposite inserts inserted into the opposite positioning hole II are respectively provided with a cross-shaped insert block and a cross-shaped slot.
  • the upper flange composite plate and the lower flange composite plate are made of steel, and the web is made of wood.
  • the present invention also includes the installation method of the above-mentioned threaded spliced steel-wood composite node, which includes the following installation steps:
  • the first step is to put the special-shaped nut at the bottom on the middle steel pipe column, and realize the threaded connection through the inner thread II on the octagonal connecting plate and the outer thread II on the middle steel pipe column, so that the upper and lower positioning holes III are formed.
  • the positioning holes of the upper and lower parts correspond to the positioning holes I
  • the upper and lower two positioning holes IV correspond to the positioning holes II
  • the fixing ring is sleeved on the lower end steel pipe column to connect the end steel pipe column and the middle steel pipe column;
  • the second step install the special-shaped nut above and the end steel pipe column above;
  • the third step is to connect the upper flange plate and the connecting plate of the upper special-shaped nut by bolts;
  • the fourth step is to install the web, select two webs with one insert at the rear end, and the rear ends of the two inserts are respectively provided with a cross-shaped insert block and a cross-shaped slot.
  • the two upper flange combination plates are connected, so that the dovetail plug III on the rear web is inserted into the dovetail slot III, the dovetail plug I of the front web is inserted into the dovetail slot I, and the inserts pass through the upper and lower positioning holes III respectively. and insert the cross-shaped insert into the cross-shaped slot; select two webs with two inserts at the rear end, and pass the inserts through the positioning hole IV and the positioning hole II respectively, Insert the cross-shaped insert into the corresponding cross-shaped slot;
  • the fifth step is to install the lower flange combination board, so that the plug board II is inserted into the slot, the dovetail plug II is inserted into the dovetail slot II, and the lower flange plate and the connection plate of the special-shaped nut below are connected by bolts.
  • the present invention uses threads to connect components, improves the integrity of the structure, and can be widely used in various structural buildings;
  • the present invention connects the column and the beam through the threaded beam-column connector, without on-site welding, avoiding stress concentration, all components are factory prefabricated, with high accuracy, easy construction, and effectively reducing the construction period;
  • the beam section of the present invention adopts the combination of steel and wood, which provides sufficient lateral support and avoids buckling.
  • Fig. 1 is the structural representation of the present invention
  • Figure 2(a) is a schematic diagram of the first structure of the end steel pipe column
  • Figure 2(b) is a schematic diagram of the second structure of the end steel pipe column
  • Fig. 3 is the structural representation of the middle steel pipe column
  • Fig. 4 is the structural representation of fixed ring
  • Fig. 5 is the structural representation of the upper flange composite plate
  • Fig. 6 is the structural representation of lower flange composite plate
  • Figure 7(a) is a schematic diagram of the first three-dimensional structure of the web
  • Figure 7(b) is a schematic diagram of the second three-dimensional structure of the web
  • Figure 8 is a schematic structural diagram of the assembled steel-wood composite beam
  • Figure 9 is a schematic structural diagram of a threaded beam-column connector
  • Figure 10 is a schematic structural diagram of a special-shaped nut
  • Fig. 11 is the installation step diagram of the present invention.
  • Threaded beam-column connector 31, special-shaped nut; 3101, steel tube ferrule; 3102, octagonal connecting plate; 3103, internal thread II; 3104, connecting plate; 3105, dovetail groove III; 3106, positioning hole III ; 3107, positioning hole IV.
  • the threaded spliced steel-wood composite node of the present invention comprises a snap-spliced steel pipe column 1, a steel-wood composite beam 2 and a threaded beam-column connector 3.
  • the steel-wood composite beam 2 passes through the threaded beam
  • the column connector 3 is connected to the snap-spliced steel pipe column 1 .
  • the snap-spliced steel pipe column includes an end steel pipe column 11 and a middle steel pipe column 12 .
  • the end steel pipe column 11 includes an end round steel pipe 1101 and an arc-shaped steel sheet I1102, and two opposite arc-shaped steel sheets I1102 are provided on the end round steel pipe 1101.
  • One side of the arc-shaped steel sheet I 1102 is provided with a long slot 1103, the other side is provided with a long plug 1104, and one end of the arc-shaped steel sheet I near the end round steel pipe is provided with an external thread I 1105.
  • the middle steel pipe column 12 includes a middle round steel pipe 1201 and an arc-shaped steel sheet II 1202; two sets of positioning holes are provided on the middle round steel pipe, one set of positioning holes includes two opposite positioning holes I 1203, and the other set of positioning holes
  • the hole includes four opposite positioning holes II 1204, every two positioning holes II 204 are on the same side and are located on the same vertical line, the plane where the positioning hole I 203 is located is located between the planes where the two positioning holes II 204 are located; the middle round steel pipe
  • Both ends of 1201 are provided with two opposite arc-shaped steel sheets II 1202, one end of the arc-shaped steel sheet II 1202 close to the middle round steel pipe 1201 is provided with an external thread II 1205, and one end away from the middle round steel pipe is provided with an arc-shaped steel sheet I.
  • the same external thread I1105 one side of the arc-shaped steel sheet II 1201 is provided with a long slot 1103, and the other side is provided with a long plug 1104, which is the same as the same as the
  • the two end steel pipe columns 11 When the end steel pipe column 11 is connected with the middle steel pipe column 12, the two end steel pipe columns 11 are inserted into the two ends of the middle steel pipe column 12 respectively, and the two arc steel sheets I1102 of the end steel pipe column 11 are respectively connected with the middle round steel pipe.
  • Two arc-shaped steel sheets II 1202 at one end of 12 are connected to form a cylinder through a long slot 1103 and a long plug 1104.
  • a fixing ring 13 is also installed at one end of the end round steel pipe 1101, and the inner wall of the fixing ring is provided with an internal thread I1301, which is connected with the end steel pipe 1101.
  • the outer thread I1105 of the upper steel pipe column 11 and the middle steel pipe column 12 is threadedly connected, as shown in FIG. 4 .
  • the steel-wood composite beam 2 includes an upper flange composite plate 21, a web plate 22 and a lower flange composite plate 23, the upper flange composite plate and the lower flange composite plate are made of steel, and the web is made of wood.
  • the upper flange assembly plate 21 includes an upper flange plate 2101 and two parallel insert plates I2102 vertically fixed on the upper flange plate.
  • the upper flange plate between the two insert plates I2102 is arranged on the upper flange plate
  • There is a dovetail groove I2103, one end of the upper flange plate 2101 is aligned with the inserting plate I2102, and the other end is longer than the inserting plate I2102.
  • the lower flange assembly plate 23 includes a lower flange plate 2301 and an insert plate II 2302 vertically fixed on the lower flange plate.
  • the lower flange plates on both sides of the insert plate II 2302 are provided with dovetail grooves II 2303.
  • One end of the lower flange plate 2301 is aligned with the insert plate II 2302, and the other end is longer than the insert plate II 2302.
  • the length of the upper flange plate 2101 and the lower flange plate 2301 are the same, and the length of the insertion plate I 2102 and the insertion plate II 2302 are the same.
  • the web 22 includes a front web 2201 and a back web 2202.
  • the top of the front web 2201 is provided with a dovetail plug I2203 that matches the dovetail groove I2103, and the bottom is provided with a dovetail plug I2203.
  • the front end of the rear web 2202 is fixedly connected to the front web 2201 , the rear end is provided with inserts 2207, and the top and bottom are provided with dovetail plugs III 2206.
  • there are two kinds of webs one kind of web is provided with one insert 2207 at the rear end, and the other web is provided with two inserts 2207 at the rear end.
  • the web 22 is connected with the upper flange combination plate 21 and the lower flange combination plate 23 by tenon and mortise.
  • the length of the front web plate 2201 is the same as the length of the insert plate I2102, as shown in Figure 8 after the installation is completed.
  • the threaded beam-column connector 3 includes two special-shaped nuts 31 that are symmetrical up and down.
  • the connecting plate 3102 has a hole in the center of the octagonal connecting plate, and the inner wall of the hole is provided with an internal thread II 3103.
  • Several connecting plates 3104 are fixed on the outer circumferential surface of the circular steel tube ferrule along its circumferential direction, which are respectively connected with the upper and lower circles.
  • a dovetail slot III3105 matching the dovetail plug III2206 is respectively set on the opposite sides of the upper and lower connecting plates that are fixedly connected by the circular steel tube ferrule.
  • the positioning holes include two opposite positioning holes III3106, which are located at the edge of the circular steel tube ferrule 3101, and the other set of positioning holes includes two opposite positioning holes IV3107, which are located in the middle of the circular steel tube ferrule.
  • the present invention also includes an installation method for the above-mentioned threaded spliced steel-wood composite node, and the installation steps are as follows.
  • the first step is to put the lower special-shaped nut 31 on the middle steel pipe column 12, and realize threaded connection through the inner thread II 3103 on the octagonal connecting plate 3102 and the outer thread II 1205 on the middle steel pipe column 12, so that the upper and lower positioning holes are connected.
  • the positioning hole composed of III3106 corresponds to the positioning hole I1203, and the upper and lower positioning holes IV3107 correspond to the positioning hole II1204;
  • the fixing ring 13 is set on the lower end steel pipe column 11 to connect the end steel pipe column 11 and the middle steel pipe column 12 ;
  • the second step is to install the upper special-shaped nut 31 and the upper end steel pipe column 11 in the same way;
  • the third step is to connect the upper flange plate 2101 with the connecting plate 3104 of the special-shaped nut above by bolts;
  • the fourth step is to install the web 22 .
  • Select two webs with one insert at the front end, the front ends of the two inserts are respectively provided with a cross-shaped insert block and a cross-shaped slot, and the two webs are respectively connected with the opposite two upper flange combination plates 21, so that the The dovetail plug III2206 on the rear web 2202 is inserted into the dovetail slot III3105, the dovetail plug I2203 of the front web 2201 is inserted into the dovetail slot I2103, and the insert 2207 passes through the positioning hole and positioning hole I1203 formed by the upper and lower positioning holes III3106 respectively.
  • insert the cross-shaped insert block into the cross-shaped slot; select two webs with two inserts at the front end, and pass the inserts through the positioning hole IV3107 and the positioning hole II3106 to complete the connection in the same way.
  • the fifth step is to install the lower flange combination board 23, so that the insert board II 2302 is inserted into the slot 2205, the dovetail plug II 2204 is inserted into the dovetail slot II 2302, and the lower flange plate 2301 and the lower connection plate 3104 of the special-shaped nut 31 are connected by bolts , the installation of the present invention can be completed at this point.

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Abstract

本发明涉及建筑结构领域，具体而言，涉及一种螺纹拼接式钢木组合节点及安装方法。包括卡扣拼接钢管柱、钢木组合梁和螺纹式梁柱连接件，钢木组合梁通过螺纹式梁柱连接件与卡扣拼接钢管柱连接; 所述卡扣拼接钢管柱包括端部钢管柱和中部钢管柱，中部钢管柱的两端分别与端部钢管柱连接; 所述钢木组合梁包括上翼缘组合板、腹板和下翼缘组合板，腹板与上翼缘组合板和下翼缘组合板均通过榫卯连接。其使用螺纹对构件进行连接，提高了结构的整体性，无需进行现场焊接，有效减少施工周期，提供足够的侧向支撑。

Description

螺纹拼接式钢木组合节点及安装方法 技术领域
本发明涉及建筑结构领域，具体而言，涉及一种螺纹拼接式钢木组合节点及安装方法。
背景技术
随着人们环保意识的提高，国家大力提倡低碳节能的绿色建筑以及装配式建筑。钢木组合结构迎来了发展的新契机。钢木组合结构的出现，让木结构重新归于现代建筑的行列，形成了丰富多彩的建筑形式。
钢木组合结构通过钢节点、局部钢截面等方式将钢材与木材结合使用，发挥各自的优势。木板可以为钢板提供支撑作用，防止钢板过早屈曲。现有钢木组合结构采用一体式连接和相分离式连接，内力通过连接件传入和传出，难以满足大跨度空间结构的设计要求,且构件之间连接形式一般为锚固连接，常在连接附近产生应力集中。因此连接节点设计是木结构设计中的关键。
发明内容
本发明的主要目的在于克服现有技术的上述不足,提供一种螺纹拼接式钢木组合节点。
为了实现上述目的，本发明采用以下的技术方案：
一种螺纹拼接式钢木组合节点，其中，包括卡扣拼接钢管柱、钢木组合梁和螺纹式梁柱连接件，钢木组合梁通过螺纹式梁柱连接件与卡扣拼接钢管柱连接；
所述卡扣拼接钢管柱包括端部钢管柱和中部钢管柱，中部钢管柱的两端分别与端部钢管柱连接；
所述钢木组合梁包括上翼缘组合板、腹板和下翼缘组合板，腹板与上翼缘组合板和下翼缘组合板均通过榫卯连接；
螺纹式梁柱连接件包括上下对称的两个异型螺帽，异型螺帽包括圆形钢管套箍，圆形钢管套箍的一端固定有八角形连接板，八角形连接板的中心处开孔，孔的内壁上设置有内螺纹Ⅱ，圆形钢管套箍的外圆周面上固定有连接板，连接板与腹板的后部通过卯榫连接；
所述圆形钢管套箍的圆周面上设置有定位孔，对应的中部钢管柱也设有定位孔，螺纹式梁柱连接件套在中部钢管柱的外侧，螺纹式梁柱连接件与中部钢管柱之间通过螺纹连接，腹板的后端依次穿过圆形钢管套箍和中部钢管柱的定位孔，上翼缘组合板、下翼缘组合板分别与连接板固定连接。
优选地，所述端部钢管柱包括端部圆钢管和弧形钢片Ⅰ，端部圆钢管上设置有两片相对 的弧形钢片Ⅰ，弧形钢片Ⅰ的一个侧边设置有长条插槽，另一个侧边设置有长条插头；
中部钢管柱包括中间圆钢管和弧形钢片Ⅱ；中间圆钢管上设置有两组定位孔，一组定位孔包括相对的两个定位孔Ⅰ，另一组定位孔包括相对的四个定位孔Ⅱ，每两个定位孔Ⅱ在同一侧，位于同一垂直线上，定位孔Ⅰ所处的平面位于两个定位孔Ⅱ所处的平面之间；
中间圆钢管的两端分别设置有两片相对的弧形钢片Ⅱ，弧形钢片Ⅱ靠近中间圆钢管的一端设置有外螺纹Ⅱ，弧形钢片Ⅱ的一个侧边设置有长条插槽，另一个侧边设置有长条插头；
两段端部钢管柱分别插到中部钢管柱两端，端部钢管柱的两片弧形钢片Ⅰ和中间圆钢管一端的两片弧形钢片Ⅱ通过长条插槽和长条插头连接成圆柱体。
优选地，所述上翼缘组合板包括上翼缘板和垂直固定在上翼缘板上的两块平行的插板Ⅰ，两块插板Ⅰ之间的上翼缘板上设置有燕尾槽Ⅰ，上翼缘板的一端与插板Ⅰ对齐，另一端长于插板Ⅰ；
所述下翼缘组合板包括下翼缘板和垂直固定在下翼缘板上的插板Ⅱ，插板Ⅱ两侧的下翼缘板上均设置有燕尾槽Ⅱ，下翼缘板的一端与插板Ⅱ对齐，另一端长于插板Ⅱ；
所述上翼缘板和下翼缘板长度相同，插板Ⅰ和插板Ⅱ的长度相同；
所述腹板包括前段腹板和后段腹板，前段腹板的顶部设置有与燕尾槽Ⅰ相匹配的燕尾插头Ⅰ，底部设置有与两个燕尾槽Ⅱ相匹配的两个燕尾插头Ⅱ，两个燕尾插头Ⅱ之间设置有与插板Ⅱ相匹配的插槽；
后段腹板的前端与前段腹板固定连接，后段腹板的后端设有插条，后段腹板的顶部和底部均设置有燕尾插头Ⅲ；
燕尾插头Ⅰ插入燕尾槽Ⅰ中，燕尾插头Ⅱ插入燕尾槽Ⅱ中，插板Ⅱ插入插槽中，前段腹板的长度与插板Ⅰ的长度相同。
优选地，分别与上、下两圆形钢管套箍连接的上、下连接板的相对两侧面上均设置有与燕尾插头Ⅲ相匹配的燕尾槽Ⅲ；
所述圆形钢管套箍的圆周面上设置有两组定位孔，一组定位孔包括两个相对设置的定位孔Ⅲ，定位孔Ⅲ位于圆形钢管套箍的边缘，另一组定位孔包括两个相对设置的定位孔Ⅳ，定位孔Ⅳ位于圆形钢管套箍的中部；
插条依次穿过圆形钢管套箍和中部钢管柱上的定位孔，上翼缘板、下翼缘板分别与连接板固定连接。
优选地，上、下两个定位孔Ⅲ组成的定位孔与中部钢管柱的定位孔Ⅰ相对应，上、下两个定位孔Ⅳ与中部钢管柱的定位孔Ⅱ相对应。
优选地，弧形钢片Ⅰ靠近端部圆钢管的一端设置有外螺纹Ⅰ，弧形钢片Ⅱ远离中间圆钢 管的一端设置有外螺纹Ⅰ，端部钢管柱与中部钢管柱连接后，靠近端部圆钢管的一端还安装有固定环，固定环内壁设置有内螺纹Ⅰ，固定环通过其内螺纹Ⅰ与端部钢管柱和中部钢管柱的外螺纹Ⅰ之间螺纹连接。
优选地，后段腹板的后端设置有一根或两根插条，插条的端部设置有插块和/或插槽，插块或插槽可以为十字形。
插入相对的定位孔Ⅰ的两根插条端部分别设置有十字形插块和十字形插槽。插入同侧定位孔Ⅱ的两根插条两端分别设置有十字形插块和十字形插槽，插入相对的定位孔Ⅱ的相对插条上分别设置十字形插块和十字形插槽。
优选地，上翼缘组合板和下翼缘组合板采用钢材，腹板采用木材。
本发明还包括上述螺纹拼接式钢木组合节点的安装方法，其中，包括以下安装步骤：
第一步，将下方的异型螺帽套在中部钢管柱上，通过八角形连接板上的内螺纹Ⅱ与中部钢管柱上的外螺纹Ⅱ实现螺纹连接，使上、下两个定位孔Ⅲ组成的定位孔与定位孔Ⅰ相对应，上、下两个定位孔Ⅳ与定位孔Ⅱ相对应，将固定环套在下方的端部钢管柱，连接端部钢管柱与中部钢管柱；
第二步，根据第一步的工序，安装上方的异型螺帽和上方的端部钢管柱；
第三步，上翼缘板与上方异型螺帽的连接板之间通过螺栓连接；
第四步，安装腹板，选择两根后端设置有一个插条的腹板，两根插条的后端分别设置有十字形插块和十字形插槽，将两根腹板分别与相对的两个上翼缘组合板连接，使后段腹板上的燕尾插头Ⅲ插入燕尾槽Ⅲ中，前段腹板的燕尾插头Ⅰ插入燕尾槽Ⅰ中，插条分别穿过上下两个定位孔Ⅲ组成的定位孔与定位孔Ⅰ，并且使十字形插块插入十字形插槽中；选择两根后端设置有两个插条的腹板，将插条分别穿过定位孔Ⅳ与定位孔Ⅱ，使十字形插块插入对应的十字形插槽内；
第五步，安装下翼缘组合板，使插板Ⅱ插入插槽中，燕尾插头Ⅱ插入燕尾槽Ⅱ中，下翼缘板与下方异型螺帽的连接板通过螺栓连接。
本发明具有以下有益效果：
(1)本发明采用螺纹对构件进行连接，提高了结构的整体性，可广泛应用于各种结构建筑中；
(2)本发明通过螺纹式梁柱连接件连接柱与梁，无需进行现场焊接，避免了应力集中，所有构件均为工厂预制，精确度高，施工简便，有效减少施工周期；
(3)本发明的梁截面采用钢材与木材相结合的方式，提供了足够的侧向支撑，避免了出现屈曲现象。
附图说明
图1是本发明的结构示意图；
图2(a)是端部钢管柱的第一种结构示意图；
图2(b)是端部钢管柱的第二种结构示意图；
图3是中部钢管柱的结构示意图；
图4是固定环的结构示意图；
图5是上翼缘组合板的结构示意图；
图6是下翼缘组合板的结构示意图；
图7(a)是腹板的第一种立体结构示意图；
图7(b)是腹板的第二种立体结构示意图；
图8是组装后的钢木组合梁结构示意图；
图9是螺纹式梁柱连接件的结构示意图；
图10是异形螺帽的结构示意图；
图11是本发明安装步骤图；
其中，上述附图包括以下附图标记：
1、卡扣拼接钢管柱；11、端部钢管柱；1101、端部圆钢管；1102、弧形钢片Ⅰ；1103、长条插槽；1104、长条插头；1105、外螺纹Ⅰ；12、中部钢管柱；1201、中间圆钢管；1202、弧形钢片Ⅱ；1203、定位孔Ⅰ；1204、定位孔Ⅱ；1205、外螺纹Ⅱ；13、固定环；1301、内螺纹Ⅰ；
2、钢木组合梁；21、上翼缘组合板；2101、上翼缘板；2102、插板Ⅰ；2103、燕尾槽Ⅰ；22、腹板；2201、前段腹板；2202、后段腹板；2203、燕尾插头Ⅰ；2204、燕尾插头Ⅱ；2205、插槽；2206、燕尾插头Ⅲ；2207、插条；23、下翼缘组合板；2301、下翼缘板；2302、插板Ⅱ；2303、燕尾槽Ⅱ；
3、螺纹式梁柱连接件；31、异型螺帽；3101、钢管套箍；3102、八角形连接板；3103、内螺纹Ⅱ；3104、连接板；3105、燕尾槽Ⅲ；3106、定位孔Ⅲ；3107、定位孔Ⅳ。
具体实施方式
下面结合附图对本发明作进一步说明。
如图1所示，本发明所述的螺纹拼接式钢木组合节点，包括卡扣拼接钢管柱1、钢木组合梁2和螺纹式梁柱连接件3，钢木组合梁2通过螺纹式梁柱连接件3与卡扣拼接钢管柱1连接。
卡扣拼接钢管柱包括端部钢管柱11和中部钢管柱12。
如图2(a)和图2(b)所示，端部钢管柱11包括端部圆钢管1101和弧形钢片Ⅰ1102，端部圆钢管1101上设置有两片相对的弧形钢片Ⅰ1102，弧形钢片Ⅰ1102的一个侧边设置有长条插槽1103，另一个侧边设置有长条插头1104，弧形钢片Ⅰ靠近端部圆钢管的一端设置有外螺纹Ⅰ1105。
如图3所示，中部钢管柱12包括中间圆钢管1201和弧形钢片Ⅱ1202；中间圆钢管上设置有两组定位孔，一组定位孔包括相对的两个定位孔Ⅰ1203，另一组定位孔包括相对的四个定位孔Ⅱ1204，每两个定位孔Ⅱ204在同一侧，且位于同一垂直线上，定位孔Ⅰ203所处的平面位于两个定位孔Ⅱ204所处的平面之间；中间圆钢管1201的两端均设置有两片相对的弧形钢片Ⅱ1202，弧形钢片Ⅱ1202靠近中间圆钢管1201的一端设置有外螺纹Ⅱ1205，远离中间圆钢管的一端设置有与弧形钢片Ⅰ上相同的外螺纹Ⅰ1105，弧形钢片Ⅱ1201的一个侧边设置有长条插槽1103，另一个侧边设置有长条插头1104，与弧形钢片Ⅰ相同。
端部钢管柱11与中部钢管柱12连接时，将两段端部钢管柱11分别插到中部钢管柱12的两端，端部钢管柱11的两片弧形钢片Ⅰ1102分别和中间圆钢管12一端的两片弧形钢片Ⅱ1202通过长条插槽1103和长条插头1104连接成圆柱体。为了进一步提高拼接后钢管柱的整体性，端部钢管柱11与中部钢管柱12连接后，靠近端部圆钢管1101的一端还安装有固定环13，固定环内壁设置有内螺纹Ⅰ1301，与端部钢管柱11和中部钢管柱12的外螺纹Ⅰ1105螺纹连接，如图4所示。
钢木组合梁2包括上翼缘组合板21、腹板22和下翼缘组合板23，上翼缘组合板和下翼缘组合板采用钢材，腹板采用木材。
如图5所示，上翼缘组合板21包括上翼缘板2101和垂直固定在上翼缘板上的两块平行的插板Ⅰ2102，两块插板Ⅰ2102之间的上翼缘板上设置有燕尾槽Ⅰ2103，上翼缘板2101的一端与插板Ⅰ2102对齐，另一端长于插板Ⅰ2102。
如图6所示，下翼缘组合板23包括下翼缘板2301和垂直固定在下翼缘板上的一块插板Ⅱ2302，插板Ⅱ2302两侧的下翼缘板上均设置有燕尾槽Ⅱ2303，下翼缘板2301的一端与插板Ⅱ2302对齐，另一端长于插板Ⅱ2302。上翼缘板2101和下翼缘板2301长度相同，插板Ⅰ2102和插板Ⅱ2302的长度相同。
如图7(a)和7(b)所示，腹板22包括前段腹板2201和后段腹板2202，前段腹板2201的顶部设置有与燕尾槽Ⅰ2103相匹配的燕尾插头Ⅰ2203，底部设置有与两个燕尾槽Ⅱ2303相匹配的两个燕尾插头Ⅱ2204，两个燕尾插头Ⅱ2204之间设置有与插板Ⅱ2302相匹配的插槽2205；后段腹板2202的前端与前段腹板2201固定连接，后端设有插条2207，其顶部和底部 均设置有燕尾插头Ⅲ2206。本实施例中，腹板有两种，一种腹板的后端设置有一个插条2207，另一种腹板的后端设置有两个插条2207。
腹板22与上翼缘组合板21和下翼缘组合板23均通过榫卯连接，燕尾插头Ⅰ2203插入燕尾槽Ⅰ2103中，燕尾插头Ⅱ2204插入燕尾槽Ⅱ2302中，插板Ⅱ2302插入插槽2205中，前段腹板2201的长度与插板Ⅰ2102的长度相同，安装完成后如图8所示。
如图9和图10所示，螺纹式梁柱连接件3包括上下对称的两个异型螺帽31，异型螺帽31包括圆形钢管套箍3101，圆形钢管套箍的一端固定有八角形连接板3102，八角形连接板中心处开孔，孔的内壁上设置有内螺纹Ⅱ3103，圆形钢管套箍的外圆周面上沿其周向固定有数个连接板3104，分别与上、下圆形钢管套箍固定连接的上、下两连接板的相对侧面上分别设置有与燕尾插头Ⅲ2206相匹配的燕尾槽Ⅲ3105，圆形钢管套箍的圆周面上还设置有两组定位孔，一组定位孔包括相对的两个定位孔Ⅲ3106，定位孔Ⅲ3106位于圆形钢管套箍3101的边缘，另一组定位孔包括相对的两个定位孔Ⅳ3107，定位孔Ⅳ3107位于圆形钢管套箍的中部。
本发明还包括上述螺纹拼接式钢木组合节点的安装方法，其安装步骤如下所述。
第一步，将下方的异型螺帽31套在中部钢管柱12上，通过八角形连接板3102上的内螺纹Ⅱ3103与中部钢管柱12上的外螺纹Ⅱ1205实现螺纹连接，使上下两个定位孔Ⅲ3106组成的定位孔与定位孔Ⅰ1203相对应，上下两个定位孔Ⅳ3107与定位孔Ⅱ1204相对应；将固定环13套在下方的端部钢管柱11，连接端部钢管柱11与中部钢管柱12；
第二步，以同样的方式安装上方的异型螺帽31和上方的端部钢管柱11；
第三步，将上翼缘板2101与上方异型螺帽的连接板3104通过螺栓连接；
第四步，安装腹板22。选择两根前端设置有一个插条的腹板，两根插条前端分别设置有十字形插块和十字形插槽，将两根腹板分别与相对的两个上翼缘组合板21连接，使后段腹板2202上的燕尾插头Ⅲ2206插入燕尾槽Ⅲ3105中，前段腹板2201的燕尾插头Ⅰ2203插入燕尾槽Ⅰ2103中，插条2207分别穿过上下两个定位孔Ⅲ3106组成的定位孔与定位孔Ⅰ1203，最终使十字形插块插入十字形插槽中；选择两根前端设置有两个插条的腹板，将插条穿过定位孔Ⅳ3107与定位孔Ⅱ3106，以同样的方式完成连接。
第五步，安装下翼缘组合板23，使插板Ⅱ2302插入插槽2205中，燕尾插头Ⅱ2204插入燕尾槽Ⅱ2302中，将下翼缘板2301与下方异型螺帽31的连接板3104通过螺栓连接，至此即可完成本发明的安装。
在本发明的描述中，需要说明的是，术语“前端”、“后端”、“左右”“上”、“下”、“水平”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操 作，因此不能理解为对本发明的限制。
在本发明的描述中，还需要说明的是，除非另有明确的规定和限定，术语“设置”、“安装”、“相连”、“连接”、“连通”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本发明中的具体含义。
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (9)

  1. 一种螺纹拼接式钢木组合节点，其特征在于，
    包括卡扣拼接钢管柱(1)、钢木组合梁(2)和螺纹式梁柱连接件(3)，钢木组合梁(2)通过螺纹式梁柱连接件(3)与卡扣拼接钢管柱(1)连接；
    所述卡扣拼接钢管柱(1)包括端部钢管柱(11)和中部钢管柱(12)，中部钢管柱(12)的两端分别与端部钢管柱(11)连接；
    所述钢木组合梁(2)包括上翼缘组合板(21)、腹板(22)和下翼缘组合板(23)；腹板与上翼缘组合板(21)和下翼缘组合板(23)均通过榫卯连接；
    螺纹式梁柱连接件(3)包括上下对称的两个异型螺帽(31)，异型螺帽(31)包括圆形钢管套箍(3101)，圆形钢管套箍(3101)一端固定有八角形连接板(3102)，八角形连接板(3102)中心处开孔，孔的内壁上设置有内螺纹Ⅱ(3103)，圆形钢管套箍(3101)的外圆周面上沿其周向固定有数个连接板(3104)，连接板(3104)与腹板(22)的后部通过卯榫连接；
    所述圆形钢管套箍(3101)的圆周面上设置有定位孔，对应的中部钢管柱(12)也设有定位孔，螺纹式梁柱连接件(3)套在中部钢管柱(12)的外侧，螺纹式梁柱连接件(3)与中部钢管柱(12)之间通过螺纹连接，腹板(22)的后端依次穿过圆形钢管套箍(3101)和中部钢管柱(12)的定位孔，上翼缘组合板(21)、下翼缘组合板(23)分别与连接板(3104)固定连接。
  2. 根据权利要求1所述的螺纹拼接式钢木组合节点，其特征在于，所述端部钢管柱(11)包括端部圆钢管(1101)和弧形钢片Ⅰ(1102)，端部圆钢管(1101)上设置有两片相对的弧形钢片Ⅰ(1102)，弧形钢片Ⅰ(1102)的一个侧边设置有长条插槽(1103)，另一个侧边设置有长条插头(1104)；
    中部钢管柱(12)包括中间圆钢管(1201)和弧形钢片Ⅱ(1202)；中间圆钢管(1201)上设置有两组定位孔，一组定位孔包括相对的两个定位孔Ⅰ(1203)，另一组定位孔包括相对的四个定位孔Ⅱ(1204)，每两个定位孔Ⅱ(1204)在同一侧，位于同一垂直线上，定位孔Ⅰ(1203)所处的平面位于两个定位孔Ⅱ(1204)所处的平面之间；
    中间圆钢管(1201)的两端分别设置有两片相对的弧形钢片Ⅱ(1202)，弧形钢片Ⅱ(1202)靠近中间圆钢管(1201)的一端设置有外螺纹Ⅱ(1205)，弧形钢片Ⅱ(1202)的一个侧边设置有长条插槽(1103)，另一个侧边设置有长条插头(1104)；
    两段端部钢管柱(11)分别插到中部钢管柱(12)两端，端部钢管柱(11)的两片弧形钢片Ⅰ(1102)和中间圆钢管(1201)一端的两片弧形钢片Ⅱ(1202)通过长条插槽(1103)和长条插头(1104)连接成圆柱体。
  3. 根据权利要求1所述的螺纹拼接式钢木组合节点，其特征在于，所述上翼缘组合板(21)包括上翼缘板(2101)和垂直固定在上翼缘板(2101)上的两块平行的插板Ⅰ(2102)，两块插板Ⅰ(2102)之间的上翼缘板(2101)上设置有燕尾槽Ⅰ(2103)，上翼缘板(2101)的一端与插板Ⅰ(2102)对齐，另一端长于插板Ⅰ(2102)；
    所述下翼缘组合板(23)包括下翼缘板(2301)和垂直固定在下翼缘板(2301)上的插板Ⅱ(2302)，插板Ⅱ(2302)两侧的下翼缘板(2301)上均设置有燕尾槽Ⅱ(2303)，下翼缘板(2301)的一端与插板Ⅱ(2302)对齐，另一端长于插板Ⅱ(2302)；
    所述上翼缘板(2101)和下翼缘板(2301)长度相同，插板Ⅰ(2102)和插板Ⅱ(2302)的长度相同；
    所述腹板(22)包括前段腹板(2201)和后段腹板(2202)，前段腹板(2201)的顶部设置有与燕尾槽Ⅰ(2103)相匹配的燕尾插头Ⅰ(2203)，底部设置有与两个燕尾槽Ⅱ(2303)相匹配的两个燕尾插头Ⅱ(2204)，两个燕尾插头Ⅱ(2204)之间设置有与插板Ⅱ(2302)相匹配的插槽(2205)；
    后段腹板(2202)的前端与前段腹板(2201)固定连接，后端设有插条(2207)，后段腹板(2202)的顶部和底部均设置有燕尾插头Ⅲ(2206)；
    燕尾插头Ⅰ(2203)插入燕尾槽Ⅰ(2103)中，燕尾插头Ⅱ(2204)插入燕尾槽Ⅱ(2303)中，插板Ⅱ(2302)插入插槽(2205)中，前段腹板(2201)的长度与插板Ⅰ(2102)的长度相同。
  4. 根据权利要求3所述的螺纹拼接式钢木组合节点，其特征在于，分别与上、下两圆形钢管套箍连接的上、下连接板(3104)的相对两侧面上分别设置有与燕尾插头Ⅲ(2206)相匹配的燕尾槽Ⅲ(3105)；
    所述圆形钢管套箍(3101)的圆周面上设置有两组定位孔，一组定位孔包括两个相对设置的定位孔Ⅲ(3106)，定位孔Ⅲ(3106)位于圆形钢管套箍(3101)的边缘，另一组定位孔包括两个相对设置的定位孔Ⅳ(3107)，定位孔Ⅳ(3107)位于圆形钢管套箍(3101)的中部；
    插条(2207)依次穿过圆形钢管套箍(3101)和中部钢管柱(12)上的定位孔，上翼缘板(2101)、下翼缘板(2301)分别与连接板(3104)固定连接。
  5. 根据权利要求2所述的螺纹拼接式钢木组合节点，其特征在于，弧形钢片Ⅰ(1102)靠近端部圆钢管(1101)的一端设置有外螺纹Ⅰ(1105)，弧形钢片Ⅱ(1202)远离中间圆钢管(1201)的一端设置有外螺纹Ⅰ(1105)，端部钢管柱(11)与中部钢管柱(12)连接后，靠近端部圆钢管(1101)的一端还安装有固定环(13)，固定环(13)内壁设置有内螺纹Ⅰ (1301)，固定环(13)通过其内螺纹Ⅰ(1301)与端部钢管柱(11)和中部钢管柱(12)的外螺纹Ⅰ(1105)之间螺纹连接。
  6. 根据权利要求3所述的螺纹拼接式钢木组合节点，其特征在于，后段腹板(2202)的后端设置有一根或两根插条(2207)，插条(2207)的端部设置有插块和/或插槽。
  7. 根据权利要求6所述的螺纹拼接式钢木组合节点，其特征在于，插入相对的定位孔Ⅰ(1203)的两根插条(2207)端部分别设置有十字形插块和十字形插槽。
  8. 根据权利要求6所述的螺纹拼接式钢木组合节点，其特征在于，插入同侧定位孔Ⅱ(1204)的两根插条(2207)两端分别设置有十字形插块和十字形插槽，插入相对的定位孔Ⅱ(1204)的相对插条(2207)上分别设置十字形插块和十字形插槽。
  9. 一种权利要求1-8任一权利要求所述螺纹拼接式钢木组合节点的安装方法，其特征在于，包括以下安装步骤：
    第一步，将下方的异型螺帽套在中部钢管柱上，通过八角形连接板上的内螺纹Ⅱ与中部钢管柱上的外螺纹Ⅱ实现螺纹连接，使上、下两个定位孔Ⅲ组成的定位孔与定位孔Ⅰ相对应，上、下两个定位孔Ⅳ与定位孔Ⅱ相对应，将固定环套在下方的端部钢管柱，连接端部钢管柱与中部钢管柱；
    第二步，根据第一步的工序，安装上方的异型螺帽和上方的端部钢管柱；
    第三步，上翼缘板与上方异型螺帽的连接板之间通过螺栓连接；
    第四步，安装腹板，选择两根后端设置有一个插条的腹板，两根插条的后端分别设置有十字形插块和十字形插槽，将两根腹板分别与相对的两个上翼缘组合板连接，使后段腹板上的燕尾插头Ⅲ插入燕尾槽Ⅲ中，前段腹板的燕尾插头Ⅰ插入燕尾槽Ⅰ中，插条分别穿过上下两个定位孔Ⅲ组成的定位孔与定位孔Ⅰ，并且使十字形插块插入十字形插槽中；选择两根后端设置有两个插条的腹板，将插条分别穿过定位孔Ⅳ与定位孔Ⅱ，使十字形插块插入对应的十字形插槽内；
    第五步，安装下翼缘组合板，使插板Ⅱ插入插槽中，燕尾插头Ⅱ插入燕尾槽Ⅱ中，下翼缘板与下方异型螺帽的连接板通过螺栓连接。
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