WO2022083020A1 - 高耗能的木框架结构体系 - Google Patents
高耗能的木框架结构体系 Download PDFInfo
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- WO2022083020A1 WO2022083020A1 PCT/CN2021/073509 CN2021073509W WO2022083020A1 WO 2022083020 A1 WO2022083020 A1 WO 2022083020A1 CN 2021073509 W CN2021073509 W CN 2021073509W WO 2022083020 A1 WO2022083020 A1 WO 2022083020A1
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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
- E04B1/30—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts being composed of two or more materials; Composite steel and concrete constructions
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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
- E04B1/185—Connections not covered by E04B1/21 and E04B1/2403, e.g. connections between structural parts of different material
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
Definitions
- the invention relates to the field of building structures, in particular to a wood frame structure system with high energy consumption.
- the main purpose of the present invention is to provide a high-energy-consumption wood frame structure system with convenient installation, strong structural integrity, good earthquake resistance and low self-weight, aiming at the above problems existing in the existing wood structure buildings.
- the present invention adopts the following technical scheme: the high-energy-consuming wood frame structure system of the present invention comprises composite columns, composite beams, node connecting assemblies, foundations and foundation connectors, and between the upper and lower adjacent composite columns And the composite columns and the horizontally arranged composite beams are connected by the node connection components, and the composite wooden column at the lower end is installed on the foundation through the foundation connector;
- the combined column includes steel inserts and filled wood blocks
- the steel inserts include a central connecting column, a connecting plate and a hoarding plate
- the central connecting column is a square column
- a connecting plate protrudes vertically from the four sides of the central connecting column.
- the end is vertically fixed with the enclosure plate, the left and right ends of the enclosure plate are folded inward, the adjacent two enclosure plates and the adjacent two connecting plates form a square space with an opening at one corner, and four square spaces are formed on the steel insert;
- a piece of filling wood is inserted into each square space, and the section of the filling wood block matches that of the square space;
- the node connection assembly includes a column connector and a beam connector.
- the upper and lower ends of the column connector are both column connector ends, and the column connector ends are connected to the combined column; the four sides of the column connector are connected to the beam connector, the beam The end of the connector is the beam connection end, and the beam connection end is connected to the composite beam;
- the composite beam is an I-beam, including an upper layer of wood inserts, a middle steel plate piece and a lower layer of wood inserts, the upper layer of wood inserts and the lower layer of wood inserts are inserted through the middle steel plate parts, and the upper layer of wood inserts and the lower layer of wood inserts are connected to the beam connection ends respectively. fixed connection;
- the foundation includes a concrete foundation and a friction hemisphere.
- the upper end of the concrete foundation is provided with a friction hemisphere, and the friction hemisphere is an inner hollow shell with an opening at the top.
- the concrete foundation is preset with steel bars, which protrude from the opening at the upper end of the friction hemisphere.
- the friction hemisphere is poured with concrete and integrated with the concrete foundation;
- the base connecting piece includes an upper friction component and a steel cable, the upper friction component and the foundation are fixedly connected by a steel cable, the upper friction component includes a bottom plate and a friction arc panel, the friction arc panel is located on the back of the bottom plate, and the bottom plate and the friction arc panel are The center is provided with a through hole for the steel bar to pass through, the steel bar is fixed on the fixing plate after passing through the through hole, and the lowermost combined wooden column is fixed on the upper friction component.
- the bottom plate is also provided with steel ribs
- the lower end of the lowermost composite wooden column is fixedly provided with a connecting steel plate
- the lowermost composite wooden column is installed on the steel rib through the connecting steel plate
- the connecting steel plate and the steel rib are fixed by bolts.
- each square hole Preferably, four steel ribs are provided, square holes are provided between adjacent steel ribs, the four square holes are arranged in a cross shape, and a metal pulley is installed in each square hole.
- a steel key is provided on the upper surface of the foundation at a position opposite to the square hole, one end of the steel cable is fixed on the steel key, and the other end is fixed after passing through the metal pulley adjacent to the square hole and the metal pulley of the opposite square hole. on opposite steel keys.
- the metal pulleys disposed opposite to each other have the same height, and the heights of adjacent metal pulleys are different.
- the beam connecting end includes a central connecting block and two side connecting blocks, the two side connecting blocks are symmetrically arranged on both sides of the central connecting block, and the central connecting block includes a center plug board I and two side plug boards I, The two side boards I are symmetrically arranged on both sides of the center board I, a slot is formed between the center board I and the board I, and the center board I is higher than the side board I.
- the cross section of the upper wood insert is ⁇ -shaped, which includes an upper wing plate and two parallel side insert boards II, and a slot is formed between the two parallel side insert boards II;
- the middle steel plate piece includes two symmetrically arranged web assemblies, each web assembly includes a side web and an L-shaped folded plate, the L-shaped folded plate is vertically fixed at the center of the side web, and the L-shaped folded plate is connected to the side web. Slots are formed between the webs;
- the lower-layer wood inserts include a lower wing plate and a center insert plate assembly
- the center insert plate assembly includes a center insert plate II and a side insert plate III
- the side insert plates III are symmetrically arranged on both sides of the center insert plate II
- the side insert plates III and A slot is formed between the center plug board II, the center plug board II is higher than the side plug board III; the length of one end of the lower wing plate is greater than the length of the center plug board assembly;
- the protruding end of the lower wing plate is inserted into the bottom surface of the beam connecting end and is fixedly connected with the beam connecting end, the central plug-in board assembly of the lower wooden insert is aligned with the central connecting block, and the middle steel plate piece is installed on the central plug-in board assembly of the lower wooden plug-in And above the central connecting block, the upper wooden insert is installed above the middle steel plate, so that the groove and the insert are inserted and fixed, and the upper wooden insert is fixedly connected with the beam connecting end.
- a corner of the filled wooden block is a groove matching a corner of the central connecting column, and two sides opposite to the groove are provided with a groove matching the folded edge of the enclosure plate.
- the periphery of the combined column is also covered with FRP fiber cloth.
- the composite wooden column of the present invention uses the intermediate steel member as the column skeleton, and the interior is filled with wooden blocks for cooperative support, with high bearing capacity and strong bending resistance.
- the friction and deformation between the wood blocks can also dissipate energy;
- the beam is divided into three parts, the force is clear and the strength verification is simple, and the main body of the web is a steel plate, which can effectively solve the deflection problem;
- the column foot of the present invention is a friction column foot.
- the column foot is connected by a hemisphere, and the spherical sliding friction during earthquake is used. Greatly improve the energy consumption capacity of the system;
- the main body is wood.
- the functional organic combination is carried out based on its strengths, which greatly improves the seismic performance and practicability of the system.
- Fig. 1 is the overall structure schematic diagram of the present invention
- Figure 2 is a schematic diagram of a combined wooden column structure
- Fig. 3 is a structural schematic diagram of a steel plug-in
- Figure 4 is a schematic diagram of the structure of the filled wooden block
- Fig. 5 is the steel insert structure schematic diagram of the lowermost end
- FIG. 6 is a schematic diagram of a spliced wooden beam structure
- Fig. 7 is a schematic diagram of the structure of the upper wooden plug-in
- Figure 8 is a schematic structural diagram of the intermediate steel plate
- Fig. 9 is a schematic diagram of the lower layer wood plug-in structure
- Figure 10 is a schematic structural diagram of a node connection assembly
- Figure 11 is a schematic diagram of the beam connection end structure
- Figure 12 is a schematic structural diagram of a central connection block
- Figure 13 is a schematic diagram of the installation of the column connection end of the combined wooden column and the node connection assembly
- Fig. 14 is the installation process diagram of the beam connection end of the spliced wooden beam and the node connection assembly
- Figure 15 is a schematic diagram of the connection between the bottommost steel insert and the foundation and the foundation connector
- Figure 16 is a schematic diagram of the connection between the foundation and the foundation connector
- Figure 17 is a schematic diagram of the basic structure
- Fig. 18 is a schematic diagram of the structure of the node connection assembly 1;
- FIG. 19 is a second structural schematic diagram of a node connection assembly
- Figure 20 is a schematic diagram of the installation steps of the present invention.
- Basic connector 51. Upper friction component; 5101, Bottom plate; 5102, Friction arc panel; 5103, Through hole; 5104, Square hole; 5105, Metal pulley; 5106, Steel rib; 52, Steel cable; 53, Fixing plate.
- the high-energy-consuming wood frame structure system of the present invention includes a composite column 1, a composite beam 2, a node connecting component 3, a foundation 4 and a foundation connecting piece 5, and the upper and lower adjacent composite columns 1 and
- the composite column 1 and the horizontally arranged composite beams 2 are all connected through the node connecting assembly 3 , and the composite wooden column 1 at the lowermost end is installed on the foundation 4 through the foundation connecting piece 5 .
- the combined column 1 includes steel inserts 11 and filled wood blocks 12 , and the periphery of the combined column 1 is also covered with FRP fiber cloth 13 .
- the steel insert 11 includes a central connecting column 1101, a connecting plate 1102 and a surrounding plate 1103, the central connecting column 1101 is a square column, and a connecting plate 1102 vertically protrudes from the four sides of the central connecting column 1101 , the end of the connecting plate 1102 is vertically fixed with a surrounding plate 1103, the left and right ends of the surrounding plate 1103 are folded inward, and the adjacent two surrounding plates 1103 and the adjacent two connecting plates 1102 form a square space with an opening at one corner.
- each square space is inserted with a piece of filling wood block 12, and the section of the filling wood block 12 matches that of the square space; after the filling wood block 12 is inserted into the square space, it forms a complete block together with the square space.
- the column connection end is equivalent to combining four infill wood blocks 12 together.
- a connecting steel plate 14 is fixedly arranged at the lower end of the lowermost combined wooden column 1 .
- the composite beam 2 is an I-beam, including an upper-layer wood insert 21, an intermediate steel plate piece 22 and a lower-layer wood insert 23, and the upper-layer wood insert 21 and the lower-layer wood insert 23 are inserted through the middle steel plate piece 22. , the upper wooden inserts 21 and the lower wooden inserts 23 are fixedly connected to the beam connecting ends 34 respectively.
- the cross section of the upper wood insert 21 is ⁇ -shaped, and includes an upper wing plate 2101 and two parallel side insert boards II 2102, and a slot is formed between the two parallel side insert boards II 2102.
- the middle steel plate member 22 includes two symmetrically arranged web components, each web component includes a side web 2201 and an L-shaped folded plate 2202 , and the L-shaped folded plate 2202 is vertically fixed on the side belly At the center position of the plate 2201, a slot is formed between the L-shaped folded plate 2202 and the side web 2201.
- the lower wood insert 23 includes a lower wing plate 2301 and a center insert plate assembly
- the center insert plate assembly includes a center insert plate II 2302 and a side insert plate III 2303
- the side insert plate III 2303 is symmetrically arranged on the center insert plate II 2302
- a slot is formed between the side insert plate III 2303 and the center insert plate II 2302, the center insert plate II 2302 is higher than the side insert plate III 2303; the length of one end of the lower wing plate 2301 is greater than the length of the center insert plate assembly.
- the protruding end of the lower wing plate 2301 is inserted into the bottom surface of the beam connecting end 34 and is fixedly connected with the beam connecting end 34, the center plug board assembly of the lower layer wood insert is aligned with the center connecting block 3401, and the middle steel plate piece 22 is installed on the lower layer wood insert.
- the upper-layer wood plug-in 21 is installed above the middle steel plate piece 22, so that the groove and the plug-in board are inserted and fixed, and the upper-layer wood plug-in 21 is fixedly connected with the beam connecting end 34.
- the node connecting assembly 3 includes a column connecting piece 31 and a beam connecting piece 32 .
- the upper and lower ends of the column connecting piece 31 are both column connecting ends 33 , and the column connecting ends 33 are connected to the combined column 1 ;
- the four sides of the connecting member 31 are connected to the beam connecting member 32 , the end of the beam connecting member 32 is the beam connecting end 34 , and the beam connecting end 34 is connected to the composite beam 2 .
- the beam connecting end 34 includes a central connecting block 3401 and two side connecting blocks 3402 .
- the two side connecting blocks 3402 are symmetrically arranged on both sides of the central connecting block 3401
- the center connecting block 3401 includes a central connecting block 3401 Insert I3403 and two side inserts I3404.
- the two side inserts I3404 are symmetrically arranged on both sides of the central insert I3403.
- a slot is formed between the center insert I3403 and the insert I3404.
- the center insert I3403 is higher than the side insert. I3404.
- the central connecting block 3401 is aligned, and the middle steel plate 22 is installed above the central plug assembly and the central connecting block 3401, so that the two side plugs III 2303 of the central plug assembly are respectively inserted into the L-shaped folded plates 2202 of the middle steel member, and the upper wood
- the insert 21 is installed above the middle steel plate piece 22, so that the center insert plate I3403 and the center insert plate II 2302 pass between the two L-shaped folded plates 2202 of the middle steel plate piece and are inserted into the slot of the upper wooden insert 21, and then the upper wooden insert 21 is inserted.
- the upper wing plate of the insert 21 and the side connecting block 3402 are fixedly connected by screws.
- the upper and lower end surfaces of the beam connecting end 34 are lower than the upper and lower end surfaces of the beam connecting member 32 , so that after the composite beam 2 is installed, the upper and lower surfaces of the composite beam 2 and the beam connecting member 32 are on the same horizontal plane.
- the foundation 4 includes a concrete foundation 44 and a friction hemisphere 42 .
- the upper end of the concrete foundation 44 is provided with a friction hemisphere 42
- the friction hemisphere 42 is a hollow shell with an opening at the top.
- Reinforcing bars 43 are provided, and the reinforcing bars 43 protrude from the opening at the upper end of the friction hemisphere 42 .
- the base connecting piece 5 includes an upper friction assembly 51 and a steel cable 52, the upper friction assembly 51 and the foundation 4 are fixedly connected by a steel cable 52, and the upper friction assembly 51 includes a bottom plate 5101 and the friction arc panel 5102, the friction arc panel 5102 is located on the back of the bottom plate 5101, the center of the bottom plate 5101 and the friction arc panel 5102 is provided with a through hole 5103 for the steel bar 43 to pass through, and the steel bar 43 passes through the through hole 5103 and is fixed to the fixing plate 53 , the lowermost combined wooden column 1 is fixed on the upper friction component 51 .
- steel ribs 5106 are also provided on the bottom plate 5101, The lower end is fixedly provided with a connecting steel plate 14, the lowermost combined wooden column 1 is mounted on the steel rib 5106 through the connecting steel plate 14, and the connecting steel plate 14 and the steel rib 5106 are fixed by bolts.
- Four steel ribs 5106 are provided, square holes 5104 are provided between adjacent steel ribs 5106, the four square holes 5104 are arranged in a cross shape, and a metal pulley 5105 is installed in each square hole 5104.
- the bottom plate 5101 is also provided with steel ribs 5106, the lower end of the lowermost combined wooden column 1 is fixedly provided with a connecting steel plate 14, and the lowermost combined wooden column 1 is installed on the steel rib 5106 through the connecting steel plate 14, and is connected to The steel plate 14 and the steel ribs 5106 are fixed by bolts.
- the upper surface of the foundation 4 is provided with a steel key 41 at a position opposite to the square hole 5104, one end of the steel cable 52 is fixed on the steel key 41, and the other end passes through the metal pulley 5105 adjacent to the square hole 5104 and the opposite square hole in turn.
- the metal pulley 5105 of 5104 is then fixed on the opposite steel key 41.
- the metal pulleys 5105 disposed opposite to each other have the same height, and the heights of the adjacent metal pulleys 5105 are different. In this way, the two steel cables 52 will not be in contact at the crossed position, which will not hinder the normal use between the upper friction assembly 51 and the friction hemisphere 42 during an earthquake.
- the installation method of the above-mentioned high-energy-consuming wood frame structure system includes the following steps:
- Step 1 Build the independent foundation under the column, pour the independent foundation according to the construction design, and pre-embed the steel key 41 at the corresponding position of the foundation according to the design measurement position;
- Step 2 Install the basic connector 5, install the upper friction component 51 on the friction hemisphere 42, and after positioning, use the steel cable 52 and the steel bar 43 to restrain the connection;
- Step 3 Install the lowermost combined column 1 on the foundation connector 5;
- Step 4 Install the node connection component 3, wrap the FRP fiber cloth 13 outside the column, and reinforce the combined wooden column;
- Step 5 Install the composite beam 2 between the adjacent node connection components 3;
- Step 6 Repeat steps 3 to 5 to complete the installation of the multi-layer wood frame structure.
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Abstract
一种高耗能的木框架结构体系,包括组合柱(1)、组合梁(2)、节点连接组件(3)、基础(4)和基础连接件(5),上下相邻的组合柱(1)之间以及组合柱(1)和横向设置的组合梁(2)之间皆通过节点连接组件(3)连接,最下端的组合柱(1)通过基础连接件(5)安装在基础(4)上。组合柱(1)以中间钢插件(11)为柱骨架,内部填充木块(12)协同支撑,承载力高,抗弯性能强,且使用填充木块(12)可减少对大型木料的需求,地震时填充木块(12)之间也可摩擦变形耗能。
Description
本发明涉及建筑结构领域,具体而言,涉及一种高耗能的木框架结构体系。
随着社会现代化发展,建筑业提出了装配式模块化建造理念,其中木材作为天然的装配式建筑材料,得到了广泛应用。木结构建筑具有施工周期短,耐久性好,抗震性能强等优点,特别是抗震耗能能力强,木结构建筑体系结构韧性大,自重轻,弹性恢复力强,可有效抵抗周期性疲劳荷载,节点处的榫卯结构在地震时可通过摩擦滑移有效耗能。
但目前大型木材短缺,由单根大直径原木构成的结构木柱价格昂贵,由多根小直径原木通过组合连接构成的结构木柱加工工序繁琐,且由于多根组合可能会导致结构木柱初始偏心过大,正常安装后竖向荷载造成的弯矩过大,承载力下降,地震时结构木柱提前压弯破坏。木梁刚度较小,结构受力变形挠度较大,对建筑的正常使用造成影响。为了进一步发挥木结构建筑体系抗震性能强的优势和解决上述问题提出了一种高耗能的木框架结构体系。
发明内容
本发明的主要目的在于针对现有木结构建筑存在的上述问题,提供一种安装方便、结构整体性强、抗震性好、自重低的高耗能的木框架结构体系。
为了实现上述目的,本发明采用以下的技术方案:本发明的高耗能的木框架结构体系,包括组合柱、组合梁、节点连接组件、基础和基础连接件,上下相邻的组合柱之间以及组合柱和横向设置的组合梁之间皆通过节点连接组件连接,最下端的组合木柱通过基础连接件安装在基础上;
所述组合柱包括钢插件和填充木块,钢插件包括中心连接柱、连接板和围板,中心连接柱为方柱,中心连接柱的四个侧面上均垂直伸出一块连接板,连接板端部垂直固定有围板,围板左右两端向内折边,相邻的两围板和相邻的两连接板围成一个一角开口的方形空间,钢插件上形成四个方形空间;每个方形 空间内插有一块填充木块,填充木块的截面与方形空间的截面相匹配;
所述节点连接组件包括柱连接件、梁连接件,柱连接件的上下两端均为柱连接端,柱连接端连接组合柱;所述柱连接件四个侧面上均连接梁连接件,梁连接件的端部为梁连接端,梁连接端连接组合梁;
所述组合梁为工字梁,包括上层木插件、中间钢板件和下层木插件,上层木插件和下层木插件之间通过中间钢板件插接,上层木插件、下层木插件分别与梁连接端固定连接;
所述基础包括混凝土基础和摩擦半球,混凝土基础上端设有摩擦半球,摩擦半球为内部中空的壳体,其顶端设有开口,混凝土基础内预设有钢筋,钢筋凸出于摩擦半球上端的开口,摩擦半球内部浇筑混凝土并与混凝土基础形成一体;
所述的基础连接件包括上摩擦组件和钢索,上摩擦组件与基础之间通过钢索固定连接,上摩擦组件包括底板和摩擦弧面板,摩擦弧面板位于底板背面,底板和摩擦弧面板的中心处设置有供钢筋穿过的通孔,钢筋穿过通孔后固定在固定板,最下端的组合木柱固定在上摩擦组件上。
优选地,底板上还设置有钢肋,最下端的组合木柱的下端固定设置连接钢板,最下端的组合木柱通过连接钢板安装在钢肋上,连接钢板与钢肋通过螺栓固定。
优选地,钢肋设有四个,相邻的钢肋之间设有方孔,四个方孔呈十字形设置,每个方孔内均安装有金属滑轮。
优选地,所述的基础上表面与方孔相对的位置设置有钢键,钢索的一端固定在钢键上,另一端穿过临近方孔的金属滑轮以及对向方孔的金属滑轮后固定在对向的钢键上。
优选地,相对设置的金属滑轮高度相同,相邻的金属滑轮的高度不同。
优选地,所述的梁连接端包括中心连接块和两块侧连接块,两块侧连接块对称设置于中心连接块两侧,中心连接块包括中心插板Ⅰ和两块侧插板Ⅰ,两块侧插板Ⅰ对称设置于中心插板Ⅰ两侧,中心插板Ⅰ和插板Ⅰ之间形成插槽, 中心插板Ⅰ高于侧插板Ⅰ。
优选地,所述的上层木插件的截面呈π形,其包括上翼板和两块平行的侧插板Ⅱ,两块平行的侧插板Ⅱ之间形成插槽;
所述的中间钢板件包括两块对称设置的腹板组件,每块腹板组件包括侧腹板和L形折板,L形折板垂直固定在侧腹板中心位置,L形折板与侧腹板之间形成插槽;
所述的下层木插件包括下翼板和中心插板组件,中心插板组件包括中心插板Ⅱ和侧插板Ⅲ,侧插板Ⅲ对称设置于中心插板Ⅱ两侧,侧插板Ⅲ与中心插板Ⅱ之间形成插槽,中心插板Ⅱ高于侧插板Ⅲ;下翼板一端的长度大于中心插板组件长度;
所述的下翼板凸出的一端插入梁连接端底面并与梁连接端固定连接,下层木插件的中心插板组件与中心连接块对齐,中间钢板件安装于下层木插件的中心插板组件和中心连接块上方,上层木插件安装于中间钢板件上方,使凹槽和插板之间插接固定,上层木插件与梁连接端固定连接。
优选地,填充木块的一角为与中心连接柱一角匹配的凹槽,与凹槽相对的两个侧面上皆设置有与围板的折边相匹配的凹槽。
优选地,组合柱外围还包覆有FRP纤维布。
本发明具有以下有益效果:
(1)本发明的组合木柱以中间钢构件为柱骨架,内部填充木块协同支撑,承载力高,抗弯性能强,且使用填充木块,可减少对大型木料的需求,地震时填充木块之间也可摩擦变形耗能;
(2)本发明的组合梁的设计,将梁分为三部分组合,受力清晰强度验证简单,腹板主体为钢板件,可有效解决挠度问题;
(3)本发明的柱脚为摩擦柱脚,通过摩擦柱脚的半刚性连接设计,在保证柱脚侧向抗剪和竖向承载前提下,通过半球体连接,利用地震时球面滑动摩擦,大大提高体系的耗能能力;
(4)材料方面,主体为木材,结合钢材和FRP新材料的材料功能特点,扬 其所长进行功能化有机组合,大大提高了体系的抗震性能和实用性。
图1是本发明整体结构示意图;
图2是组合木柱结构示意图;
图3是钢插件结构示意图;
图4是填充木块结构示意图;
图5是最下端的钢插件结构示意图;
图6是拼接木梁结构示意图;
图7是上层木插件结构示意图;
图8是中间钢板件结构示意图;
图9是下层木插件结构示意图;
图10是节点连接组件结构示意图;
图11是梁连接端结构示意图;
图12是中心连接块结构示意图;
图13是组合木柱与节点连接组件的柱连接端安装示意图;
图14是拼接木梁与节点连接组件的梁连接端安装过程图;
图15为最下端钢插件与基础、基础连接件连接示意图;
图16为基础和基础连接件连接示意图;
图17为基础结构示意图;
图18为节点连接组件结构示意图一;
图19为节点连接组件结构示意图二;
图20是本发明安装步骤示意图;
其中,上述附图包括以下附图标记:
1、组合木柱;11、钢插件;1101、中心连接柱;1102、连接板;1103、围板;12、填充木块;13、FRP纤维布;14、连接钢板;
2、拼接木梁;21、上层木插件;2101、上翼板;2102、侧插板Ⅱ;2103、插槽;22、中间钢板件;2201、侧腹板;2202、L形折板;23、下层木插件;2301、 下翼板;2302、中心插板Ⅱ;2303、侧插板Ⅲ;
3、节点连接组件;31、柱连接件;32、梁连接件;33、柱连接端;34、梁连接端;3401、中心连接块;3402、侧连接块;3403、中心插板Ⅰ;3404、侧插板Ⅰ。
4、基础;41、钢键;42、摩擦半球;43、钢筋;44、混凝土基础;
5、基础连接件;51、上摩擦组件;5101、底板;5102、摩擦弧面板;5103、通孔;5104、方孔;5105、金属滑轮;5106、钢肋;52、钢索;53、固定板。
下面结合附图对本发明作进一步说明。
如图1所示,本发明的高耗能的木框架结构体系,包括组合柱1、组合梁2、节点连接组件3、基础4和基础连接件5,上下相邻的组合柱1之间以及组合柱1和横向设置的组合梁2之间皆通过节点连接组件3连接,最下端的组合木柱1通过基础连接件5安装在基础4上。
如图2所示,所述组合柱1包括钢插件11和填充木块12,组合柱1外围还包覆有FRP纤维布13。
如图3-4所示,钢插件11包括中心连接柱1101、连接板1102和围板1103,中心连接柱1101为方柱,中心连接柱1101的四个侧面上均垂直伸出一块连接板1102,连接板1102端部垂直固定有围板1103,围板1103左右两端向内折边,相邻的两围板1103和相邻的两连接板1102围成一个一角开口的方形空间,钢插件11上形成四个方形空间;每个方形空间内插有一块填充木块12,填充木块12的截面与方形空间的截面相匹配;填充木块12插入方形空间后与方形空间共同形成一个完整的方形。柱连接端相当于将四个填充木块12组合到一起。
如图5所示,最下端的组合木柱1的下端固定设置连接钢板14。
如图6所述,所述组合梁2为工字梁,包括上层木插件21、中间钢板件22和下层木插件23,上层木插件21和下层木插件23之间通过中间钢板件22插接,上层木插件21、下层木插件23分别与梁连接端34固定连接。
如图7所示,所述的上层木插件21的截面呈π形,其包括上翼板2101和 两块平行的侧插板Ⅱ2102,两块平行的侧插板Ⅱ2102之间形成插槽。
如图8所示,所述的中间钢板件22包括两块对称设置的腹板组件,每块腹板组件包括侧腹板2201和L形折板2202,L形折板2202垂直固定在侧腹板2201中心位置,L形折板2202与侧腹板2201之间形成插槽。
如图9所示,所述的下层木插件23包括下翼板2301和中心插板组件,中心插板组件包括中心插板Ⅱ2302和侧插板Ⅲ2303,侧插板Ⅲ2303对称设置于中心插板Ⅱ2302两侧,侧插板Ⅲ2303与中心插板Ⅱ2302之间形成插槽,中心插板Ⅱ2302高于侧插板Ⅲ2303;下翼板2301一端的长度大于中心插板组件长度。
所述的下翼板2301凸出的一端插入梁连接端34底面并与梁连接端34固定连接,下层木插件的中心插板组件与中心连接块3401对齐,中间钢板件22安装于下层木插件的中心插板组件和中心连接块3401上方,上层木插件21安装于中间钢板件22上方,使凹槽和插板之间插接固定,上层木插件21与梁连接端34固定连接。
如图10所示,所述节点连接组件3包括柱连接件31、梁连接件32,柱连接件31的上下两端均为柱连接端33,柱连接端33连接组合柱1;所述柱连接件31四个侧面上均连接梁连接件32,梁连接件32的端部为梁连接端34,梁连接端34连接组合梁2。
如图11-12所示,所述的梁连接端34包括中心连接块3401和两块侧连接块3402,两块侧连接块3402对称设置于中心连接块3401两侧,中心连接块3401包括中心插板Ⅰ3403和两块侧插板Ⅰ3404,两块侧插板Ⅰ3404对称设置于中心插板Ⅰ3403两侧,中心插板Ⅰ3403和插板Ⅰ3404之间形成插槽,中心插板Ⅰ3403高于侧插板Ⅰ3404。
如图13所示,将节点连接组件的两个柱连接端33分别插入上下层组合木柱的钢插件中实现上下层组合木柱的连接;如图14所示,拼接木梁2与梁连接件的梁连接端34连接时,下层木插件的下翼板2301伸出中心插板组件的一端插入梁连接端底面并与梁连接端固定连接,下层木插件的中心插板组件与梁连接端的中心连接块3401对齐,中间钢板件22安装于中心插板组件和中心连接 块3401上方,使中心插板组件的两块侧插板Ⅲ2303分别插入中间钢板件的L形折板2202中,上层木插件21安装于中间钢板件22上方,使中心插板Ⅰ3403和中心插板Ⅱ2302穿过中间钢板件的两块L形折板2202之间并插入上层木插件21的插槽中,然后将上层木插件21的上翼板与侧连接块3402通过螺钉固定连接。
梁连接端34的上下端面均低于梁连接件32的上下端面,这样安装好组合梁2后,组合梁2与梁连接件32上下表面都在同一水平面上。
如图17所示,所述基础4包括混凝土基础44和摩擦半球42,混凝土基础44上端设有摩擦半球42,摩擦半球42为内部中空的壳体,其顶端设有开口,混凝土基础44内预设有钢筋43,钢筋43凸出于摩擦半球42上端的开口,摩擦半球42内部浇筑混凝土并与混凝土基础44形成一体。
如图16/18/19所示,所述的基础连接件5包括上摩擦组件51和钢索52,上摩擦组件51与基础4之间通过钢索52固定连接,上摩擦组件51包括底板5101和摩擦弧面板5102,摩擦弧面板5102位于底板5101背面,底板5101和摩擦弧面板5102的中心处设置有供钢筋43穿过的通孔5103,钢筋43穿过通孔5103后固定在固定板53,最下端的组合木柱1固定在上摩擦组件51上。通过增加与摩擦半球42的摩擦系数,保证正常使用时,柱底不发生滑动,地震作用时,提高构造的耗能能力;底板5101上还设置有钢肋5106,最下端的组合木柱1的下端固定设置连接钢板14,最下端的组合木柱1通过连接钢板14安装在钢肋5106上,连接钢板14与钢肋5106通过螺栓固定。钢肋5106设有四个,相邻的钢肋5106之间设有方孔5104,四个方孔5104呈十字形设置,每个方孔5104内均安装有金属滑轮5105。
如图15所示,底板5101上还设置有钢肋5106,最下端的组合木柱1的下端固定设置连接钢板14,最下端的组合木柱1通过连接钢板14安装在钢肋5106上,连接钢板14与钢肋5106通过螺栓固定。
所述的基础4上表面与方孔5104相对的位置设置有钢键41,钢索52的一端固定在钢键41上,另一端依次穿过临近方孔5104的金属滑轮5105以及对向 方孔5104的金属滑轮5105后固定在对向的钢键41上。相对设置的金属滑轮5105高度相同,相邻的金属滑轮5105的高度不同。这样两根钢索52在交叉的位置不会接触,不妨碍地震时上摩擦组件51与摩擦半球42之间的正常使用。
如图20所示,上述高耗能的木框架结构体系的安装方法,包括以下步骤:
步骤一:建造柱下独立基础,根据施工设计浇筑建造独立基础,并根据设计测量位置,在基础对应位置预埋钢键41;
步骤二:安装基础连接件5,将上摩擦组件51安装在摩擦半球42上,定位好后,用钢索52和钢筋43约束连接;
步骤三:将最下方的组合柱1安装到基础连接件5上;
步骤四:安装节点连接组件3,在柱外缠绕FRP纤维布13,加固组合木柱;
步骤五:在相邻的节点连接组件3之间安装组合梁2;
步骤六:重复步骤三至步骤五,完成多层木框架结构的安装。
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)
- 一种高耗能的木框架结构体系,其特征在于,包括组合柱(1)、组合梁(2)、节点连接组件(3)、基础(4)和基础连接件(5),上下相邻的组合柱(1)之间以及组合柱(1)和横向设置的组合梁(2)之间皆通过节点连接组件(3)连接,最下端的组合木柱(1)通过基础连接件(5)安装在基础(4)上;所述组合柱(1)包括钢插件(11)和填充木块(12),钢插件(11)包括中心连接柱(1101)、连接板(1102)和围板(1103),中心连接柱(1101)为方柱,中心连接柱(1101)的四个侧面上均垂直伸出一块连接板(1102),连接板(1102)端部垂直固定有围板(1103),围板(1103)左右两端向内折边,相邻的两围板(1103)和相邻的两连接板(1102)围成一个一角开口的方形空间,钢插件(11)上形成四个方形空间;每个方形空间内插有一块填充木块(12),填充木块(12)的截面与方形空间的截面相匹配;所述节点连接组件(3)包括柱连接件(31)、梁连接件(32),柱连接件(31)的上下两端均为柱连接端(33),柱连接端(33)连接组合柱(1);所述柱连接件(31)四个侧面上均连接梁连接件(32),梁连接件(32)的端部为梁连接端(34),梁连接端(34)连接组合梁(2);所述组合梁(2)为工字梁,包括上层木插件(21)、中间钢板件(22)和下层木插件(23),上层木插件(21)和下层木插件(23)之间通过中间钢板件(22)插接,上层木插件(21)、下层木插件(23)分别与梁连接端(34)固定连接;所述基础(4)包括混凝土基础(44)和摩擦半球(42),混凝土基础(44)上端设有摩擦半球(42),摩擦半球(42)为内部中空的壳体,其顶端设有开口,混凝土基础(44)内预设有钢筋(43),钢筋(43)凸出于摩擦半球(42)上端的开口,摩擦半球(42)内部浇筑混凝土并与混凝土基础(44)形成一体;所述的基础连接件(5)包括上摩擦组件(51)和钢索(52),上摩擦组件(51)与基础(4)之间通过钢索(52)固定连接,上摩擦组件(51)包括底板 (5101)和摩擦弧面板(5102),摩擦弧面板(5102)位于底板(5101)背面,底板(5101)和摩擦弧面板(5102)的中心处设置有供钢筋(43)穿过的通孔(5103),钢筋(43)穿过通孔(5103)后固定在固定板(53),最下端的组合木柱(1)固定在上摩擦组件(51)上。
- 根据权利要求1所述的高耗能的木框架结构体系,其特征在于,底板(5101)上还设置有钢肋(5106),最下端的组合木柱(1)的下端固定设置连接钢板(14),最下端的组合木柱(1)通过连接钢板(14)安装在钢肋(5106)上,连接钢板(14)与钢肋(5106)通过螺栓固定。
- 根据权利要求2所述的高耗能的木框架结构体系,其特征在于,钢肋(5106)设有四个,相邻的钢肋(5106)之间设有方孔(5104),四个方孔(5104)呈十字形设置,每个方孔(5104)内均安装有金属滑轮(5105)。
- 根据权利要求3所述的高耗能的木框架结构体系,其特征在于,所述的基础(4)上表面与方孔(5104)相对的位置设置有钢键(41),钢索(52)的一端固定在钢键(41)上,另一端依次穿过临近方孔(5104)的金属滑轮(5105)以及对向方孔(5104)的金属滑轮(5105)后固定在对向的钢键(41)上。
- 根据权利要求4所述的高耗能的木框架结构体系,其特征在于,相对设置的金属滑轮(5105)高度相同,相邻的金属滑轮(5105)的高度不同。
- 根据权利要求1所述的高耗能的木框架结构体系,其特征在于,所述的梁连接端(34)包括中心连接块(3401)和两块侧连接块(3402),两块侧连接块(3402)对称设置于中心连接块(3401)两侧,中心连接块(3401)包括中心插板Ⅰ(3403)和两块侧插板Ⅰ(3404),两块侧插板Ⅰ(3404)对称设置于中心插板Ⅰ(3403)两侧,中心插板Ⅰ(3403)和插板Ⅰ(3404)之间形成插槽,中心插板Ⅰ(3403)高于侧插板Ⅰ(3404)。
- 根据权利要求6所述的高耗能的木框架结构体系,其特征在于,所述的上层木插件(21)的截面呈π形,其包括上翼板(2101)和两块平行的侧插板 Ⅱ(2102),两块平行的侧插板Ⅱ(2102)之间形成插槽;所述的中间钢板件(22)包括两块对称设置的腹板组件,每块腹板组件包括侧腹板(2201)和L形折板(2202),L形折板(2202)垂直固定在侧腹板(2201)中心位置,L形折板(2202)与侧腹板(2201)之间形成插槽;所述的下层木插件(23)包括下翼板(2301)和中心插板组件,中心插板组件包括中心插板Ⅱ(2302)和侧插板Ⅲ(2303),侧插板Ⅲ(2303)对称设置于中心插板Ⅱ(2302)两侧,侧插板Ⅲ(2303)与中心插板Ⅱ(2302)之间形成插槽,中心插板Ⅱ(2302)高于侧插板Ⅲ(2303);下翼板(2301)一端的长度大于中心插板组件长度;所述的下翼板(2301)凸出的一端插入梁连接端(34)底面并与梁连接端(34)固定连接,下层木插件的中心插板组件与中心连接块(3401)对齐,中间钢板件(22)安装于下层木插件的中心插板组件和中心连接块(3401)上方,上层木插件(21)安装于中间钢板件(22)上方,使凹槽和插板之间插接固定,上层木插件(21)与梁连接端(34)固定连接。
- 根据权利要求6所述的高耗能的木框架结构体系,其特征在于,填充木块(12)的一角为与中心连接柱(1101)一角匹配的凹槽,与凹槽相对的两个侧面上皆设置有与围板(1103)的折边相匹配的凹槽。
- 根据权利要求1所述的高耗能的木框架结构体系,其特征在于,组合柱(1)外围还包覆有FRP纤维布(13)。
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