CN216195711U - Unit prefabricated shear wall with edge being steel-concrete combined component - Google Patents
Unit prefabricated shear wall with edge being steel-concrete combined component Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 claims description 125
- 239000010959 steel Substances 0.000 claims description 125
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- 239000011381 foam concrete Substances 0.000 description 1
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Abstract
本实用新型涉及边缘为钢混组合构件的单元预制剪力墙，包括两根平行设置的钢混组合柱，所述的两根钢混组合柱两端分别连接T形转换构件，所述的两根钢混组合柱中部设有至少一根钢混组合梁，所述的两根钢混组合柱与T形转换构件、钢混组合梁围合形成剪力墙中间墙体空间，所述的中间墙体空间内设有墙体构件。本实用新型结构合理，可提高防火防腐、承载力及快速装配。
The utility model relates to a unit prefabricated shear wall with steel-concrete composite members at the edges, comprising two steel-concrete composite columns arranged in parallel, two ends of the two steel-concrete composite columns are respectively connected with T-shaped conversion members, and the two steel-concrete composite columns are respectively connected with T-shaped conversion members. At least one steel-concrete composite beam is arranged in the middle of the steel-concrete composite column, and the two steel-concrete composite columns are enclosed with the T-shaped conversion member and the steel-concrete composite beam to form the middle wall space of the shear wall. A wall member is arranged in the wall space. The utility model has a reasonable structure and can improve fire prevention and corrosion resistance, bearing capacity and rapid assembly.
Description
技术领域technical field
本实用新型涉及建筑配件技术领域，具体为一种边缘为钢混组合构件的单元预制剪力墙。The utility model relates to the technical field of building accessories, in particular to a unit prefabricated shear wall whose edges are steel-concrete composite components.
背景技术Background technique
钢板剪力墙结构技术是一种广泛应用与多高层建筑中，主要作为一种抗侧力构件进行工程应用，一般都是竖向两侧边缘钢柱或钢混组合柱，中间内嵌钢板等构成。但是传统的钢板剪力墙应用于工程当中，一般不承受竖向荷载，仅承受水平荷载；并且大部分边缘构件为钢管混凝土或纯钢的构件，防火防腐处理难，尤其应用在钢结构住宅当中，问题更为明显，容易产生建筑与结构不匹配的问题，且包覆构造的湿作业量大，更是影响其大面积工程应用的瓶颈。Steel plate shear wall structure technology is widely used in multi-high-rise buildings. It is mainly used as a lateral force-resisting component for engineering applications. Generally, it is a vertical edge steel column or a steel-concrete composite column, and steel plates are embedded in the middle. constitute. However, the traditional steel plate shear wall used in engineering generally does not bear vertical load, but only bears horizontal load; and most of the edge components are steel-filled concrete or pure steel components, which are difficult to deal with fire and anti-corrosion, especially in steel-structured houses. , the problem is more obvious, it is easy to cause the problem of building and structure mismatch, and the wet work volume of the cladding structure is large, which is a bottleneck affecting its large-area engineering application.
实用新型内容Utility model content
本实用新型是针对现有钢板剪力墙存在的问题，提供一种结构合理，边缘为钢混组合构件的单元预制剪力墙，可提高防火防腐、承载力及快速装配。The utility model provides a unit prefabricated shear wall with reasonable structure and steel-concrete composite components at the edges, aiming at the problems existing in the existing steel plate shear walls, which can improve fire prevention and corrosion resistance, bearing capacity and rapid assembly.
为实现上述目的，本实用新型提供如下技术方案：To achieve the above object, the utility model provides the following technical solutions:
一种边缘为钢混组合构件的单元预制剪力墙，包括两根平行设置的钢混组合柱，所述的两根钢混组合柱两端分别连接T形转换构件，所述的两根钢混组合柱中部设有至少一根钢混组合梁，所述的两根钢混组合柱与T形转换构件、钢混组合梁围合形成剪力墙中间墙体空间，所述的中间墙体空间内设有墙体构件；所述的钢混组合柱、钢混组合梁分别包括钢构件、混凝土柱，所述的钢构件包括两块翼板、连接两块翼板的中腹板，所述的中腹板与两块翼板形成的凹槽内分别设有构造钢筋、混凝土柱，所述的混凝土柱表面与两块翼板边缘平齐，所述的混凝土柱两端端面与钢构件端面之间设有侧面安装空间；所述的T形转换构件包括一块固定板、一块连接板，所述的固定板、连接板两端分别与两根钢混组合柱固定连接，所述的固定板表面与钢混组合柱钢构件端面之间设有中部安装空间，所述的连接板设于中部安装空间内并与固定板垂直固定；所述的墙体构件包括钢组件、混凝土板，所述的钢组件位于中间墙体空间内侧，所述的钢组件分别与钢混组合柱及钢混组合梁的钢构件、T形转换构件的固定板固定连接，所述的钢组件两侧分别固定混凝土板，所述的混凝土板位于中间墙体空间外侧。A unit prefabricated shear wall with steel-concrete composite members at the edges, comprising two parallel-arranged steel-concrete composite columns, two ends of the two steel-concrete composite columns are respectively connected with T-shaped conversion members, and the two steel-concrete composite columns are respectively connected with T-shaped conversion members. At least one steel-concrete composite beam is arranged in the middle of the composite composite column, and the two steel-concrete composite columns are enclosed with the T-shaped conversion member and the steel-concrete composite beam to form an intermediate wall space of the shear wall. A wall member is arranged in the space; the steel-concrete composite column and the steel-concrete composite beam respectively include a steel member and a concrete column, and the steel member includes two wing plates and a middle web connecting the two wing plates. There are structural steel bars and concrete columns in the grooves formed by the middle web and the two wing plates. The surface of the concrete column is flush with the edges of the two wing plates. There is a side installation space between them; the T-shaped conversion member includes a fixing plate and a connecting plate, and the two ends of the fixing plate and the connecting plate are respectively fixedly connected with two steel-concrete composite columns, and the surface of the fixing plate is There is a middle installation space between the steel member and the steel member of the steel-concrete composite column, and the connecting plate is arranged in the middle installation space and is fixed vertically with the fixing plate; the wall member includes a steel component and a concrete slab. The steel assembly is located inside the intermediate wall space, the steel assembly is fixedly connected with the steel members of the steel-concrete composite column and the steel-concrete composite beam, and the fixing plate of the T-shaped conversion member, and the two sides of the steel assembly are respectively fixed with concrete slabs , the concrete slab is located outside the intermediate wall space.
本方案中，通过边缘构件为混凝土包覆钢结构的新型钢混组合构件达到单元预制钢板剪力墙既可以竖向荷载，又可以承受水平荷载；其中竖向两侧为混凝土包覆钢的新型钢混组合柱，上下两侧为混凝土包覆钢的新型钢混组合梁，通过边缘构件为钢混组合构件，在提高单元预制钢板剪力墙竖向承载力的同时解决防火防腐问题；构造钢筋可以为成品钢筋网或普通箍筋焊接在凹槽内，然后浇筑混凝土，混凝土可以为普通混凝土、轻骨料混凝土、自密实混凝土、高强度混凝土、轻质发泡混凝土等混凝土材料；本方案的钢混组合柱和钢混组合梁可以通过全焊接连接或栓焊混合连接或全螺栓连接；其组合构件中间部分的上下拼接可以焊接，也可以螺栓连接，当采用螺栓连接时，可通过T型构件进行转换，然后采用高强螺栓的方式进行连接。In this scheme, the unit prefabricated steel plate shear wall can bear both vertical loads and horizontal loads through the new steel-concrete composite members whose edge members are concrete-clad steel structures; Steel-concrete composite columns, new steel-concrete composite beams with concrete clad steel on the upper and lower sides, and steel-concrete composite members through edge members, solve the problem of fire prevention and corrosion protection while improving the vertical bearing capacity of the unit prefabricated steel plate shear wall; structural steel bars The finished steel mesh or ordinary stirrups can be welded in the groove, and then concrete is poured. The concrete can be ordinary concrete, lightweight aggregate concrete, self-compacting concrete, high-strength concrete, lightweight foamed concrete and other concrete materials; Steel-concrete composite columns and steel-concrete composite beams can be connected by all-welding, bolt-welding, or all-bolt connection; the upper and lower splices of the middle part of the composite members can be welded or bolted. When bolted, T-shaped The components are converted and then connected by means of high-strength bolts.
可选的，所述的中腹板位于侧面安装空间内的部位设有连接孔，所述的连接板上设有多个连接孔。本方案中腹板、连接板在单元预制剪力墙两端需要连接时，可用螺栓穿过连接孔，用连接板件将单元预制剪力墙与其它单元预制剪力墙、预埋件等固定连接起来。Optionally, the part of the middle web plate located in the side installation space is provided with connection holes, and the connection plate is provided with a plurality of connection holes. In this scheme, when the web and connecting plate need to be connected at both ends of the unit prefabricated shear wall, bolts can be used to pass through the connection holes, and the unit prefabricated shear wall can be fixedly connected with other unit prefabricated shear walls and embedded parts by connecting plates. stand up.
可选的，所述的两根钢混组合柱两侧分别设有与钢混组合梁钢构件一致的连接牛腿，所述的连接牛腿位置与钢混组合梁配合设置。本方案的连接牛腿用于在侧面将单元预制剪力墙与其它建筑设施，如结构梁等，固定连接起来。Optionally, two sides of the two steel-concrete composite columns are respectively provided with connecting corbels that are consistent with the steel members of the steel-concrete composite beam, and the position of the connecting corbels is set in coordination with the steel-concrete composite beam. The connecting corbels of this scheme are used to fixedly connect the unit prefabricated shear wall with other building facilities, such as structural beams, on the side.
可选的，所述的墙体构件的钢组件为波纹钢板，所述的波纹钢板上设有通孔，所述的位于钢组件两侧的混凝土板通过穿过波纹钢板通孔的螺柱相互固定连接。Optionally, the steel component of the wall member is a corrugated steel plate, the corrugated steel plate is provided with through holes, and the concrete plates located on both sides of the steel component are connected to each other by studs passing through the through holes of the corrugated steel plate. Fixed connection.
可选的，所述的墙体构件的钢组件为单钢板或加劲单钢板，所述的T形转换构件与单钢板或加劲单钢板一体化，所述的单钢板或加劲单钢板上设有通孔，所述的位于钢组件两侧的混凝土板通过穿过单钢板或加劲单钢板通孔的螺柱相互固定连接。Optionally, the steel component of the wall member is a single steel plate or a stiffened single steel plate, the T-shaped conversion member is integrated with the single steel plate or the stiffened single steel plate, and the single steel plate or the stiffened single steel plate is provided with Through holes, the concrete slabs located on both sides of the steel assembly are fixedly connected to each other by studs passing through the through holes of the single steel plate or the stiffened single steel plate.
可选的，所述的墙体构件的钢组件为桁架，所述的位于钢组件两侧的混凝土板通过穿过桁架的螺柱相互固定连接。Optionally, the steel component of the wall member is a truss, and the concrete slabs on both sides of the steel component are fixedly connected to each other through studs passing through the truss.
可选的，所述的混凝土板为装配式普通混凝土预制板、加气混凝土预制板、陶粒混凝土预制板、纤维混凝土板预制板、发泡陶瓷板预制板中的一种。Optionally, the concrete slab is one of a prefabricated ordinary concrete slab, an aerated concrete slab, a ceramsite concrete slab, a fiber reinforced concrete slab, and a foamed ceramic slab.
本方案中，单元预制剪力墙的钢混组合框架(包括新型钢混组合柱、新型钢混组合梁)和中间部分的抗侧力构件(如波纹钢板、无加劲板单钢板、有加劲板单钢板、钢桁架等)组成，抗侧力构件通过焊接或螺栓连接的方式与边缘构件进行连接以形成钢混组合构件；波纹钢板可以为正弦型、波折梯形，波肋方向可以横放，也可以竖放；中间部分的波纹钢板、无加劲板单钢板、有加劲板单钢板、钢桁架等构件通过采用螺栓连接方式固定装配式普通混凝土预制板、加气混凝土预制板、陶粒混凝土预制板、纤维混凝土板预制板、发泡陶瓷板预制板进行包覆，一次性解决钢板剪力墙保温防火隔音等技术难题，其中保温性能提高15倍以上，隔音性能提升10倍以上，防火涂料降低了95％；防腐材料减少95％。In this scheme, the steel-concrete composite frame of the unit prefabricated shear wall (including the new steel-concrete composite column and the new steel-concrete composite beam) and the lateral force-resistant members in the middle part (such as corrugated steel plate, single steel plate without stiffening plate, and stiffened plate It is composed of single steel plate, steel truss, etc.), and the anti-lateral force member is connected with the edge member by welding or bolting to form a steel-concrete composite member; Can be placed vertically; the middle part of corrugated steel plate, single steel plate without stiffening plate, single steel plate with stiffening plate, steel truss and other components are fixed by bolted connection of prefabricated ordinary concrete panels, aerated concrete precast panels, ceramsite concrete precast panels , fiber reinforced concrete board prefabricated board, foamed ceramic board prefabricated board to cover, solve technical problems such as steel plate shear wall thermal insulation, fireproof and sound insulation at one time, in which thermal insulation performance is improved by more than 15 times, sound insulation performance is improved by more than 10 times, and fireproof coating is reduced. 95%; anti-corrosion material reduced by 95%.
可选的，包括剪力墙预埋件，所述的剪力墙预埋件一端固定预埋、另一端设有与钢混组合柱钢构件侧面安装空间、T形转换构件中部安装空间配合的安装件。本方案单元预制剪力墙一端与建筑体连接固定时，可采用与在建筑体上预先埋设的预埋件连接固定的结构，施工方便，连接牢固。Optionally, it includes shear wall embedded parts, one end of the shear wall embedded parts is fixed and embedded, and the other end is provided with the installation space on the side of the steel-concrete composite column steel member and the installation space in the middle of the T-shaped conversion member. Mount. In this scheme, when one end of the prefabricated shear wall of the unit is connected and fixed with the building body, the structure of connecting and fixing with the pre-embedded parts on the building body can be adopted, which is convenient for construction and firm in connection.
本方案中，边缘构件为混凝土外露的钢混组合构件与中间部位的纯钢采用预制混凝土板包覆形成的防火防腐一体化的组合包覆技术；钢混组合钢板剪力墙中间部位的波纹腹板连接采用平钢板或用T型连接构件进行连接；预制装配式钢混组合钢板剪力墙采用螺杆调节装置与轻质混凝土进行连接，可实现轻质混凝土板调平的技术；钢混组合钢板剪力墙边缘的预制钢混组合构件采用焊接或栓焊连接或全螺栓连接的装配连接技术，然后节点区域采用节点后浇的技术以形成竖向连续的钢混组合钢板剪力墙；当钢混组合钢板剪力墙的高宽比大于1.0时，中间部位包覆的预制板可以在工厂内安装好，也可以在考虑综合经济成本在现场进行安装；高宽比小于1.0时，尽量现场进行装配；本方案标准构件的组成为一字型截面，通过一字型截面可以组成L型截面、T型截面、Z字型截面。In this scheme, the edge components are the exposed steel-concrete composite components and the pure steel in the middle part are clad with prefabricated concrete slabs to form a combined cladding technology that integrates fire prevention and corrosion protection; the corrugated web in the middle of the steel-concrete composite steel plate shear wall The plate connection adopts flat steel plate or T-shaped connecting member for connection; the prefabricated steel-concrete composite steel plate shear wall adopts screw adjustment device to connect with light concrete, which can realize the technology of light-weight concrete plate leveling; steel-concrete composite steel plate The prefabricated steel-concrete composite members at the edge of the shear wall adopt the assembly connection technology of welding or bolt welding connection or full bolt connection, and then the joint area adopts the technology of post-joint pouring to form a vertical continuous steel-concrete composite steel plate shear wall; When the height-to-width ratio of the composite steel plate shear wall is greater than 1.0, the prefabricated panels clad in the middle can be installed in the factory, or it can be installed on-site considering the comprehensive economic cost; when the height-to-width ratio is less than 1.0, try to install it on site. Assembly; the standard components of this scheme are composed of in-line sections, and L-shaped sections, T-shaped sections, and Z-shaped sections can be formed through in-line sections.
与现有技术相比，本实用新型的有益效果如下：Compared with the prior art, the beneficial effects of the present utility model are as follows:
1)边缘构件为混凝土包覆钢结构的新型钢混组合构件达到单元预制钢板剪力墙既可以竖向荷载，又可以承受水平荷载；1) The edge member is a new type of steel-concrete composite member with a concrete-clad steel structure, and the unit prefabricated steel plate shear wall can bear both vertical load and horizontal load;
2)通过钢混组合构件，大大提高单元预制钢板剪力墙的竖向承载能力；2) The vertical bearing capacity of the unit prefabricated steel plate shear wall is greatly improved through steel-concrete composite components;
3)通过单元预制钢板剪力墙中间部分采用波纹钢板、单钢板或桁架的形式，达到减轻单元预制钢板剪力墙的重量问题；3) The middle part of the unit prefabricated steel plate shear wall adopts the form of corrugated steel plate, single steel plate or truss to reduce the weight of the unit prefabricated steel plate shear wall;
4)通过单元预制钢板剪力墙两侧预制混凝土板等的包覆构造，实现钢板剪力墙保温防火隔音的一体化和建筑与结构协同；4) Through the cladding structure of prefabricated concrete slabs on both sides of the unit prefabricated steel plate shear wall, the integration of thermal insulation, fire protection and sound insulation of the steel plate shear wall and the coordination of architecture and structure are realized;
5)通过单元预制钢板剪力墙上下对接的T型连接转换，实现单元预制钢板剪力墙全螺栓连接；5) Through the transformation of the T-connection of the upper and lower butt joints of the unit prefabricated steel plate shear wall, the full bolt connection of the unit prefabricated steel plate shear wall is realized;
6)通过混凝土包钢的钢混组合构造，实现边缘构件的防火防腐一体化，减少了95％的油漆作业，实现绿色施工。6) Through the steel-concrete composite structure of concrete-clad steel, the integration of fire and anti-corrosion of edge components is realized, the paint work is reduced by 95%, and green construction is realized.
附图说明Description of drawings
图1为本实用新型的一种平面结构示意图。FIG. 1 is a schematic diagram of a plane structure of the utility model.
图2为本实用新型的一种平面连接结构示意图。FIG. 2 is a schematic diagram of a plane connection structure of the present invention.
图3为本实用新型中间部分为波纹钢板的一种结构示意图。FIG. 3 is a schematic structural diagram of the utility model in which the middle part is a corrugated steel plate.
图4为本实用新型中间部分为单钢板的一种结构示意图。FIG. 4 is a schematic diagram of a structure in which the middle part of the utility model is a single steel plate.
图5为本实用新型中间部分为桁架的一种结构示意图。FIG. 5 is a schematic diagram of a structure in which the middle part of the utility model is a truss.
图6为本实用新型两端连接结构的一种结构示意图。FIG. 6 is a schematic structural diagram of the connection structure at both ends of the present invention.
图7为本实用新型的一种截面结构示意图。7 is a schematic diagram of a cross-sectional structure of the present invention.
图中：1-钢混组合柱 2-T形转换构件 3-钢混组合梁In the picture: 1- Steel-concrete composite column 2-T-shaped conversion member 3- Steel-concrete composite beam
4-墙体构件 5-连接牛腿 6-剪力墙预埋件4-Wall components 5-Connecting corbels 6-Shear wall embedded parts
11-钢构件 12-混凝土柱 13-侧面安装空间11-Steel member 12-Concrete column 13-Side installation space
21-固定板 22-连接板 23-中部安装空间21-Fixing plate 22-Connecting plate 23-Middle installation space
41-钢组件 42-混凝土板。41 - Steel assembly 42 - Concrete slab.
具体实施方式Detailed ways
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例,基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. For example, based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
请参阅图1-图7，本实用新型提供一种技术方案：Please refer to Fig. 1-Fig. 7, the utility model provides a technical solution:
一种边缘为钢混组合构件的单元预制剪力墙，包括两根平行设置的钢混组合柱1，两根钢混组合柱1两端分别连接T形转换构件2，两根钢混组合柱1中部设有两根钢混组合梁3，两根钢混组合柱1与T形转换构件2、钢混组合梁3围合形成剪力墙中间墙体空间，中间墙体空间内设有墙体构件4；钢混组合柱1、钢混组合梁3分别包括钢构件11、混凝土柱12，钢构件11包括两块翼板、连接两块翼板的中腹板，中腹板与两块翼板形成的凹槽内分别设有构造钢筋、混凝土柱12，混凝土柱12表面与两块翼板边缘平齐，混凝土柱12两端端面与钢构件11端面之间设有侧面安装空间13；T形转换构件2包括一块固定板21、一块连接板22，固定板21、连接板22两端分别与两根钢混组合柱1固定连接，固定板21表面与钢混组合柱1钢构件端面之间设有中部安装空间23，连接板22设于中部安装空间23内并与固定板21垂直固定；墙体构件4包括钢组件41、混凝土板42，钢组件41位于中间墙体空间内侧，钢组件41分别与钢混组合柱1及钢混组合梁3的钢构件、T形转换构件2的固定板固定连接，钢组件41两侧分别固定混凝土板42，混凝土板42位于中间墙体空间外侧；A unit prefabricated shear wall with steel-concrete composite members at the edges, comprising two steel-concrete
中腹板位于侧面安装空间13内的部位设有连接孔，连接板22上设有多个连接孔；The part of the middle web in the
两根钢混组合柱1两侧分别设有与钢混组合梁3钢构件一致的连接牛腿5，连接牛腿5位置与钢混组合梁3配合设置；The two sides of the two steel-concrete
混凝土板42为装配式普通混凝土预制板、加气混凝土预制板、陶粒混凝土预制板、纤维混凝土板预制板、发泡陶瓷板预制板中的一种；The
包括剪力墙预埋件6，剪力墙预埋件6一端固定预埋、另一端设有与钢混组合柱1钢构件侧面安装空间13、T形转换构件2中部安装空间23配合的安装件。Including the shear wall embedded
如图3，墙体构件4的钢组件41为波纹钢板，波纹钢板上设有通孔，位于钢组件41两侧的混凝土板42通过穿过波纹钢板通孔的螺柱相互固定连接。As shown in FIG. 3 , the
如图4，墙体构件4的钢组件41为单钢板，T形转换构件2与单钢板一体化，单钢板上设有通孔，位于钢组件41两侧的混凝土板42通过穿过单钢板通孔的螺柱相互固定连接。4, the
如图5，墙体构件4的钢组件41为桁架，位于钢组件41两侧的混凝土板42通过穿过桁架的螺柱相互固定连接。As shown in FIG. 5 , the
具体使用过程是：先将钢混组合柱1钢构件与钢混组合梁3钢构件进行连接形成整体，然后焊接连接牛腿5，然后再在钢混组合柱1与钢混组合梁3的中间部位焊接墙体构件4的钢组件41，如中间部位为波纹钢板剪力墙或钢桁架则在焊接完成后再端头拼接位置焊接T型转换构件2，然后再在钢混组合柱1与钢混组合梁3的空腔内浇筑混凝土,待浇筑的混凝土强度达到规范要求后，将混凝土板42通过螺杆固定在中间部位，以形成对中间部分钢组件41的一体化包覆；包覆完成后形成单元预制剪力墙，然后单元预制剪力墙通过剪力墙预埋件6与基础进行连接，通过T型转换构件2和高强螺栓和焊接节点进行竖向拼接。The specific use process is: first connect the steel member of the steel-concrete
尽管已经示出和描述了本实用新型的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.
Claims (8)
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| CN116497982A (en) * | 2023-06-26 | 2023-07-28 | 北京工业大学 | Truss constraint steel plate shear wall system with fireproof decorative plate |
| CN116497982B (en) * | 2023-06-26 | 2023-09-22 | 北京工业大学 | Truss constraint steel plate shear wall system with fireproof decorative plate |
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