CN206796168U - The complete erecting device of prefabricated case beam reinforcing bar is used in construction - Google Patents

The complete erecting device of prefabricated case beam reinforcing bar is used in construction Download PDF

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Publication number
CN206796168U
CN206796168U CN201720272484.4U CN201720272484U CN206796168U CN 206796168 U CN206796168 U CN 206796168U CN 201720272484 U CN201720272484 U CN 201720272484U CN 206796168 U CN206796168 U CN 206796168U
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web
case beam
steel
reinforcement
prefabricated case
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屈财魏
王朝丰
陈顺先
曹其斌
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CCFEB Civil Engineering Co Ltd
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CCFEB Civil Engineering Co Ltd
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Description

施工用预制箱梁钢筋成套安装装置Prefabricated box girder steel bar complete installation device for construction

技术领域technical field

本实用新型涉及预制箱梁施工模具技术领域,特别地,涉及一种施工用预制箱梁钢筋成套安装装置。The utility model relates to the technical field of prefabricated box girder construction molds, in particular to a prefabricated box girder steel bar complete installation device for construction.

背景技术Background technique

在预制箱梁钢筋施工过程中,传统方法通常是先进行底板、腹板钢筋绑扎,装好内、外模后再进行顶板钢筋的绑扎。由于一般箱梁钢筋型号及数量极多,且波纹管等预埋件要求定位精度高,传统施工过程中很容易造成定位偏差,后期调整钢筋间距、波纹管等预埋件位置需耗费大量劳动时间,同时由于工人在绑扎成型的钢筋上过多的走动,可能引起钢筋变形、二次偏位等问题,因此造成箱梁的钢筋定位、成型质量难以得到保证。In the construction process of prefabricated box girder reinforcement, the traditional method is usually to bind the bottom plate and web reinforcement first, and then bind the roof reinforcement after installing the inner and outer molds. Due to the large number and types of steel bars in general box girders, and the high positioning accuracy of embedded parts such as bellows, it is easy to cause positioning deviation in the traditional construction process, and it takes a lot of labor time to adjust the spacing of steel bars and the position of embedded parts such as bellows At the same time, because workers walk too much on the bound and formed steel bars, problems such as steel bar deformation and secondary deviation may be caused, so it is difficult to guarantee the positioning and forming quality of the steel bars of the box girder.

实用新型内容Utility model content

本实用新型提供了一种施工用预制箱梁钢筋成套安装装置,以解决现有预制箱梁施工过程中的钢筋施工,箱梁的钢筋定位、成型质量难以得到保证的技术问题。The utility model provides a complete installation device for prefabricated box girder steel bars for construction to solve the technical problem that the steel bar construction in the existing prefabricated box girder construction process, and the positioning and forming quality of the box girder are difficult to be guaranteed.

本实用新型提供一种施工用预制箱梁钢筋成套安装装置,包括用于钢筋间隔定位绑扎并形成预制箱梁的底腹板组合钢筋架的底腹板钢筋胎模架、用于钢筋间隔定位绑扎并形成预制箱梁的顶板钢筋架的顶板钢筋胎模架以及用于顶板钢筋架和底腹板组合钢筋架两者的吊装拼接和预制箱梁钢筋架整体移动吊装的钢筋骨架吊装装置。The utility model provides a complete set of installation device for prefabricated box girder steel bars for construction, which includes a bottom web steel bar mold frame for positioning and binding steel bars at intervals to form a bottom web combined steel bar frame of prefabricated box girders, and a formwork for steel bar interval positioning and binding And form the roof reinforcement tire formwork of the roof reinforcement frame of the prefabricated box girder and the reinforcement frame hoisting device for hoisting and splicing of the roof reinforcement frame and the bottom web composite reinforcement frame and the overall mobile lifting of the prefabricated box girder reinforcement frame.

进一步地,底腹板钢筋胎模架包括至少一组沿预制箱梁纵向布置并用于对底板钢筋进行定位并承载底板钢筋架和腹板钢筋架的底板支撑座以及对称布设于底板支撑座两侧用于从底板支撑座两侧对腹板钢筋进行定位的腹板侧向支架;腹板侧向支架沿预制箱梁纵向排布有多组。Further, the formwork for the bottom web reinforcing bar includes at least one set of bottom plate supporting seats arranged longitudinally along the prefabricated box girder and used for positioning the bottom plate reinforcing bars and carrying the bottom plate reinforcing bar frame and the web reinforcing bar frame, and symmetrically arranged on both sides of the bottom plate supporting seat The web lateral support is used for positioning the web reinforcement from both sides of the bottom plate support seat; the web lateral support is arranged in multiple groups along the longitudinal direction of the prefabricated box girder.

进一步地,底板支撑座上部沿底板支撑座纵向布设有至少两根用于垫高底板钢筋架并沿底板支撑座纵横向间隔排布和绑扎形成底板钢筋架的纵向底板垫条,纵向底板垫条相互之间平行排布,纵向底板垫条上部开设有多个用于沿纵向底板垫条的垂直方向抽插式放置底板横向钢筋的底钢筋槽,相邻两根纵向底板垫条上的底钢筋槽开设位置一一对应。Further, the upper part of the floor support seat is arranged longitudinally along the floor support seat with at least two longitudinal floor spacers for raising the floor reinforcement frame and arranged vertically and horizontally along the floor support seat at intervals and bound to form the floor reinforcement frame, the longitudinal floor spacer Arranged parallel to each other, the upper part of the longitudinal floor pads is provided with a plurality of bottom reinforcement grooves for placing horizontal steel bars of the bottom plate along the vertical direction of the longitudinal floor pads, and the bottom steel bars on two adjacent longitudinal floor pads There is a one-to-one correspondence between the opening positions of the slots.

进一步地,腹板侧向支架包括沿竖向布置且底部固定用于形成竖向支撑的竖向支撑座,竖向支撑座与同侧的底板支撑座侧边之间固接有用于形成斜向支撑的斜撑;竖向支撑座和/或斜撑上设有朝向相对设置的两组腹板侧向支架之间布设并用于沿水平方向移动以定位腹板钢筋布设位置的推拉式钢筋间距定位装置。Further, the web lateral support includes a vertical support seat arranged vertically and fixed at the bottom for forming vertical support, and a fixed connection between the vertical support seat and the side of the bottom plate support seat on the same side is used to form an oblique Supported diagonal braces; vertical support seats and/or diagonal braces are provided with push-pull steel bar spacing positioning between the two sets of web side supports that are arranged oppositely and used to move in the horizontal direction to locate the laying position of the web reinforcement device.

进一步地,推拉式钢筋间距定位装置包括多个固接于竖向支撑座和/或斜撑上的套管以及穿插于套管内用于沿套管轴向移动以定位腹板钢筋定位位置的调节杆,调节杆与套管一一对应布设。Further, the push-pull steel bar spacing positioning device includes a plurality of sleeves fixed to the vertical support seat and/or the diagonal brace and inserted into the sleeves to move axially along the sleeves to adjust the positioning position of the web reinforcement. Rods, adjusting rods and bushings are arranged in one-to-one correspondence.

进一步地,相邻两组腹板侧向支架之间布设有用于预制箱梁内的波纹管设置位置定位的波纹管定位装置;波纹管定位装置包括固定在两侧腹板侧向支架之间用于支撑固定的竖杆、用于波纹管水平位置定位的横杆以及用于辅助腹板侧向支架形成腹板钢筋架位置空间的斜杆。Further, a bellows positioning device for positioning the bellows in the prefabricated box girder is arranged between two adjacent groups of web lateral supports; the bellows positioning device includes There are vertical rods for supporting and fixing, horizontal rods for positioning the horizontal position of the bellows, and oblique rods for assisting the lateral support of the web to form the position space of the web reinforcement frame.

进一步地,顶板钢筋胎模架包括至少一组沿预制箱梁纵向布置并用于承载顶板钢筋架和对顶板钢筋架进行定位绑扎的顶板支撑座以及架设于顶板支撑座用于沿顶板支撑座纵向行走运输顶板横向钢筋的运输小车;顶板支撑座两侧铺设有用于运输小车行走的轨道。Further, the roof reinforcement tire formwork includes at least one set of roof support bases arranged longitudinally along the prefabricated box girder and used to carry the roof reinforcement frames and position and bind the roof reinforcement frames, and erected on the roof support bases for walking longitudinally along the roof support bases. A transport trolley for transporting the transverse reinforcement of the roof; rails for the transport trolley are laid on both sides of the support seat of the roof.

进一步地,顶板支撑座的上部沿顶板支撑座纵向布设有至少两根用于垫高顶板钢筋架并沿顶板支撑座纵横向间隔排布和绑扎形成顶板钢筋架的纵向顶板垫条,纵向顶板垫条相互之间平行排布,纵向顶板垫条上部开设有多个用于沿纵向顶板垫条的垂直方向抽插式放置顶板横向钢筋的顶钢筋槽,相邻两根纵向顶板垫条上的顶钢筋槽开设位置一一对应。Further, the upper part of the roof support base is longitudinally arranged with at least two longitudinal roof pads for raising the roof reinforcement frame and arranged vertically and horizontally along the roof support base and bound to form the roof reinforcement frame. The strips are arranged parallel to each other, and the upper part of the longitudinal roof pad is provided with a plurality of top reinforcement grooves for placing the horizontal reinforcement of the roof along the vertical direction of the longitudinal roof pad. The opening positions of the reinforcement slots correspond one by one.

进一步地,钢筋骨架吊装装置包括三角桁架,三角桁架包括一根上弦杆和两根下弦杆,上弦杆与下弦杆之间以及两根下弦杆之间通过斜撑杆和/或横撑杆固接为一体,上弦杆和/或下弦杆为实心杆、空心管、填充管中的一种;三角桁架底部两侧分布有多个用于吊装或吊运钢筋架的吊钩,三角桁架的顶部设有多个用于与吊车连接进行吊装或吊运的吊环。Further, the steel frame hoisting device includes a triangular truss, and the triangular truss includes an upper chord and two lower chords, and the connection between the upper chord and the lower chord and between the two lower chords is fixed by diagonal braces and/or cross braces As a whole, the upper chord and/or the lower chord is one of solid rods, hollow pipes, and filled pipes; there are multiple hooks on both sides of the bottom of the triangular truss for hoisting or lifting steel frames, and the top of the triangular truss is equipped with There are multiple lifting rings for connecting with a crane for hoisting or hoisting.

进一步地,三角桁架底部两侧的吊钩左右对称布设或者交错布设;三角桁架顶部的吊环处于三角桁架中部位置,或者三角桁架顶部的吊环沿三角桁架的纵向等间距布设。Further, the hooks on both sides of the bottom of the triangular truss are symmetrically arranged or staggered; the lifting rings on the top of the triangular truss are in the middle of the triangular truss, or the lifting rings on the top of the triangular truss are arranged at equal intervals along the longitudinal direction of the triangular truss.

本实用新型具有以下有益效果:The utility model has the following beneficial effects:

本实用新型施工用预制箱梁钢筋成套安装装置,利用底腹板钢筋胎模架将底板钢筋架和腹板钢筋架成组定位绑扎成型,利用顶板钢筋胎模架将顶板钢筋架定位绑扎成型,然后利用钢筋骨架吊装装置进行预制箱梁的整体钢筋架吊运拼装,最后利用钢筋骨架吊装装置将整体钢筋架吊装入预制箱梁模具内进行预制箱梁的整体浇注成型。整个钢筋绑扎过程均在各自的钢筋定位绑扎模具进行定位,减少钢筋定位偏差,消除后期浇注时的钢筋间距调整过程,施工速度快;钢筋的定位和绑扎过程均借助于模具完成,避免施工人员在钢筋表面走动,减少定位绑扎后的钢筋变形和二次偏位的几率,从而保证预制箱梁的钢筋定位、成型质量。适用于各种类型、尺寸的箱梁预制。The utility model construction prefabricated box girder steel bar complete installation device uses the bottom web steel bar formwork to position and bind the bottom plate steel bar frame and the web steel bar frame into groups, and uses the top plate steel bar formwork to position and bind the top plate steel bar frame. Then use the steel frame hoisting device to lift and assemble the overall steel frame of the prefabricated box girder, and finally use the steel frame hoisting device to hoist the entire steel frame into the prefabricated box girder mold for integral casting of the prefabricated box girder. The entire steel bar binding process is positioned in the respective steel bar positioning and binding molds, which reduces the positioning deviation of the steel bars, eliminates the adjustment process of the steel bar spacing during the later pouring, and speeds up the construction; Walking on the surface of the steel bar reduces the probability of deformation and secondary deviation of the steel bar after positioning and binding, thereby ensuring the positioning and forming quality of the steel bar of the prefabricated box girder. Suitable for box girder prefabrication of various types and sizes.

除了上面所描述的目的、特征和优点之外,本实用新型还有其它的目的、特征和优点。下面将参照图,对本实用新型作进一步详细的说明。In addition to the purposes, features and advantages described above, the present invention has other purposes, features and advantages. Below with reference to figure, the utility model is described in further detail.

附图说明Description of drawings

构成本申请的一部分的附图用来提供对本实用新型的进一步理解,本实用新型的示意性实施例及其说明用于解释本实用新型,并不构成对本实用新型的不当限定。在附图中:The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model, and do not constitute an improper limitation of the utility model. In the attached picture:

图1是本实用新型优选实施例的底腹板钢筋胎模架的结构示意图;Fig. 1 is the structural representation of the bottom web reinforced tire formwork of the preferred embodiment of the present invention;

图2是本实用新型优选实施例的波纹管定位装置的结构示意图;Fig. 2 is a structural schematic diagram of a bellows positioning device in a preferred embodiment of the present invention;

图3是本实用新型优选实施例的底板支撑座的结构示意图;Fig. 3 is a schematic structural view of a floor support seat in a preferred embodiment of the present invention;

图4是本实用新型优选实施例的顶板钢筋胎模架的结构示意图;Fig. 4 is the structural representation of the roof reinforced tire formwork of the preferred embodiment of the present utility model;

图5是图4的前视图;Fig. 5 is the front view of Fig. 4;

图6是本实用新型优选实施例的钢筋骨架吊装装置的结构示意图;Fig. 6 is a structural schematic diagram of a steel frame hoisting device in a preferred embodiment of the present invention;

图7是图6的右视图。Fig. 7 is a right side view of Fig. 6 .

图例说明:illustration:

1、底腹板钢筋胎模架;101、底板支撑座;1011、纵向底板垫条;1012、底钢筋槽;102、腹板侧向支架;1021、竖向支撑座;1022、斜撑;103、推拉式钢筋间距定位装置;1031、套管;1032、调节杆;104、波纹管定位装置;1041、竖杆;1042、横杆;1043、斜杆;2、顶板钢筋胎模架;201、顶板支撑座;2011、轨道;2012、纵向顶板垫条;2013、顶钢筋槽;202、运输小车;3、钢筋骨架吊装装置;301、三角桁架;3011、上弦杆;3012、下弦杆;3013、斜撑杆;3014、横撑杆;302、吊钩;303、吊环。1. Bottom web reinforcement tire formwork; 101, floor support seat; 1011, longitudinal floor pad; 1012, bottom reinforcement groove; 102, web lateral support; 1021, vertical support seat; 1022, diagonal brace; 103 1031. Sleeve; 1032. Adjusting rod; 104. Bellows positioning device; 1041. Vertical bar; 1042. Cross bar; 1043. Slanting bar; 2011, track; 2012, longitudinal roof pad; 2013, top reinforcement groove; 202, transport trolley; 3, hoisting device for steel skeleton; 301, triangular truss; 3011, upper chord; 3012, lower chord; 3013, Diagonal brace; 3014, cross brace; 302, hook; 303, suspension ring.

具体实施方式detailed description

以下结合附图对本实用新型的实施例进行详细说明,但是本实用新型可以由下述所限定和覆盖的多种不同方式实施。The embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings, but the present utility model can be implemented in various ways defined and covered below.

图1是本实用新型优选实施例的底腹板钢筋胎模架的结构示意图;图2是本实用新型优选实施例的波纹管定位装置的结构示意图;图3是本实用新型优选实施例的底板支撑座的结构示意图;图4是本实用新型优选实施例的顶板钢筋胎模架的结构示意图;图5是图4的前视图;图6是本实用新型优选实施例的钢筋骨架吊装装置的结构示意图;图7是图6的右视图。Fig. 1 is a schematic diagram of the structure of the bottom web reinforced tire formwork of the preferred embodiment of the utility model; Fig. 2 is a schematic diagram of the structure of the bellows positioning device of the preferred embodiment of the utility model; Fig. 3 is a bottom plate of the preferred embodiment of the utility model Schematic diagram of the structure of the support base; Fig. 4 is a schematic diagram of the structure of the roof steel tire formwork of the preferred embodiment of the utility model; Fig. 5 is the front view of Fig. 4; Fig. 6 is the structure of the steel skeleton hoisting device of the preferred embodiment of the utility model Schematic diagram; Figure 7 is the right view of Figure 6.

如图1、图4和图6所示,本实施例的施工用预制箱梁钢筋成套安装装置,包括用于钢筋间隔定位绑扎并形成预制箱梁的底腹板组合钢筋架的底腹板钢筋胎模架1、用于钢筋间隔定位绑扎并形成预制箱梁的顶板钢筋架的顶板钢筋胎模架2以及用于顶板钢筋架和底腹板组合钢筋架两者的吊装拼接和预制箱梁钢筋架整体移动吊装的钢筋骨架吊装装置3。本实用新型施工用预制箱梁钢筋成套安装装置,利用底腹板钢筋胎模架1将底板钢筋架和腹板钢筋架成组定位绑扎成型,利用顶板钢筋胎模架2将顶板钢筋架定位绑扎成型,然后利用钢筋骨架吊装装置3进行预制箱梁的整体钢筋架吊运拼装,最后利用钢筋骨架吊装装置3将整体钢筋架吊装入预制箱梁模具内进行预制箱梁的整体浇注成型。整个钢筋绑扎过程均在各自的钢筋定位绑扎模具进行定位,减少钢筋定位偏差,消除后期浇注时的钢筋间距调整过程,施工速度快;钢筋的定位和绑扎过程均借助于模具完成,避免施工人员在钢筋表面走动,减少定位绑扎后的钢筋变形和二次偏位的几率,从而保证预制箱梁的钢筋定位、成型质量。适用于各种类型、尺寸的箱梁预制。As shown in Fig. 1, Fig. 4 and Fig. 6, the prefabricated box girder steel bar complete installation device for construction of this embodiment includes the bottom web steel bar for positioning and binding the steel bars at intervals and forming the bottom web composite steel bar frame of the prefabricated box girder Tire formwork 1, roof reinforcement tire formwork 2 for positioning and binding steel bars at intervals to form a prefabricated box girder roof reinforcement frame 2, and hoisting and splicing for both the roof reinforcement frame and the bottom web composite reinforcement frame and prefabricated box girder reinforcement A steel frame hoisting device 3 for overall mobile hoisting. The utility model construction prefabricated box girder steel bar complete installation device uses the bottom web steel bar formwork 1 to position and bind the bottom plate steel bar frame and the web steel bar frame into groups, and uses the top plate steel bar formwork 2 to position and bind the top plate steel bar frame Forming, then use the steel frame hoisting device 3 to lift and assemble the overall steel frame of the prefabricated box girder, and finally use the steel frame hoisting device 3 to hoist the overall steel frame into the prefabricated box girder mold for integral casting of the prefabricated box girder. The entire steel bar binding process is positioned in the respective steel bar positioning and binding molds, which reduces the positioning deviation of the steel bars, eliminates the adjustment process of the steel bar spacing during the later pouring, and speeds up the construction; Walking on the surface of the steel bar reduces the probability of deformation and secondary deviation of the steel bar after positioning and binding, thereby ensuring the positioning and forming quality of the steel bar of the prefabricated box girder. Suitable for box girder prefabrication of various types and sizes.

如图1和图3所示,本实施例中,底腹板钢筋胎模架1包括至少一组沿预制箱梁纵向布置并用于对底板钢筋进行定位并承载底板钢筋架和腹板钢筋架的底板支撑座101以及对称布设于底板支撑座101两侧用于从底板支撑座101两侧对腹板钢筋进行定位的腹板侧向支架102。底板支撑座101与腹板侧向支架102模拟箱梁外形,组合形成箱梁钢筋架的定位绑扎空间。腹板侧向支架102沿预制箱梁纵向排布有多组。腹板侧向支架102作为分段单元,沿纵向排列组合形成各种纵向长度的箱梁预制需要。As shown in Fig. 1 and Fig. 3, in this embodiment, the bottom web reinforcing bar formwork 1 includes at least one set of longitudinally arranged along the prefabricated box girder and is used for positioning the bottom plate reinforcement and carrying the bottom plate reinforcement frame and the web reinforcement frame. The base plate support base 101 and the web side supports 102 symmetrically arranged on both sides of the base plate support base 101 are used for positioning the web reinforcement from both sides of the base plate support base 101 . The bottom plate support seat 101 and the web lateral support 102 simulate the shape of the box girder, and are combined to form a positioning and binding space for the steel bar frame of the box girder. There are multiple groups of web lateral supports 102 arranged longitudinally along the prefabricated box girder. The web lateral supports 102 are used as segmented units, arranged and combined in the longitudinal direction to form the box girder prefabrication needs of various longitudinal lengths.

如图1和图3所示,本实施例中,底板支撑座101上部沿底板支撑座101纵向布设有至少两根用于垫高底板钢筋架并沿底板支撑座101纵横向间隔排布和绑扎形成底板钢筋架的纵向底板垫条1011。纵向底板垫条1011相互之间平行排布。纵向底板垫条1011上部开设有多个用于沿纵向底板垫条1011的垂直方向抽插式放置底板横向钢筋的底钢筋槽1012。相邻两根纵向底板垫条1011上的底钢筋槽1012开设位置一一对应。方便底板横向钢筋的精确定位;利用底板横向钢筋与纵向底板垫条1011配合在底板横向钢筋上定位底板纵向钢筋,从而完成底板横向钢筋与底板纵向钢筋的定位绑扎,从而组合形成底板钢筋架。As shown in Fig. 1 and Fig. 3, in this embodiment, at least two reinforcement frames for raising the floor are arranged longitudinally along the upper part of the floor support seat 101 along the floor support seat 101, and are arranged and bound vertically and horizontally along the floor support seat 101 at intervals. Longitudinal floor spacers 1011 forming the floor reinforcement frame. The longitudinal floor spacers 1011 are arranged parallel to each other. The upper part of the longitudinal bottom pad 1011 is provided with a plurality of bottom steel bar grooves 1012 for inserting and inserting the horizontal reinforcement of the bottom along the vertical direction of the vertical bottom pad 1011 . The opening positions of the bottom reinforcing bar grooves 1012 on two adjacent longitudinal floor pads 1011 correspond to each other one by one. It is convenient for the accurate positioning of the horizontal steel bars of the bottom plate; the vertical steel bars of the bottom plate are positioned on the horizontal steel bars of the bottom plate by cooperating with the horizontal steel bars of the bottom plate and the longitudinal bottom plate spacers 1011, so as to complete the positioning and binding of the horizontal steel bars of the bottom plate and the longitudinal steel bars of the bottom plate, thereby forming the steel bar frame of the bottom plate.

如图1和图3所示,本实施例中,腹板侧向支架102包括沿竖向布置且底部固定用于形成竖向支撑的竖向支撑座1021。竖向支撑座1021与同侧的底板支撑座101侧边之间固接有用于形成斜向支撑的斜撑1022。竖向支撑座1021与斜撑1022组合形成三角稳定支撑架,以提高模具的整体受力性能以及整体稳定性。竖向支撑座1021和/或斜撑1022上设有朝向相对设置的两组腹板侧向支架102之间布设并用于沿水平方向移动以定位腹板钢筋布设位置的推拉式钢筋间距定位装置103。利用推拉式钢筋间距定位装置103的水平移动,形成限制、定位、绑扎的支点,从而对腹板钢筋进行精确定位和绑扎。As shown in FIG. 1 and FIG. 3 , in this embodiment, the web lateral support 102 includes a vertical support base 1021 arranged vertically and fixed at the bottom to form a vertical support. A diagonal brace 1022 for forming an oblique support is fixedly connected between the vertical support seat 1021 and the side of the floor support seat 101 on the same side. The combination of the vertical support seat 1021 and the diagonal brace 1022 forms a triangular stable support frame to improve the overall stress performance and overall stability of the mould. The vertical support base 1021 and/or the diagonal bracing 1022 is provided with a push-pull reinforcement spacing positioning device 103 arranged between two sets of web lateral supports 102 facing oppositely and used to move in the horizontal direction to locate the laying position of the web reinforcement . Utilize the horizontal movement of the push-pull steel bar spacing positioning device 103 to form a fulcrum for restriction, positioning, and binding, so as to accurately position and bind the web steel bars.

如图1和图3所示,本实施例中,推拉式钢筋间距定位装置103包括多个固接于竖向支撑座1021和/或斜撑1022上的套管1031以及穿插于套管1031内用于沿套管1031轴向移动以定位腹板钢筋定位位置的调节杆1032。调节杆1032与套管1031一一对应布设。对不同高度位置的调节杆1032进行水平推移,从而完成不同高度的腹板钢筋的定位。As shown in Figures 1 and 3, in this embodiment, the push-pull steel bar spacing positioning device 103 includes a plurality of sleeves 1031 fixed on the vertical support base 1021 and/or the diagonal brace 1022 and inserted into the sleeves 1031 The adjusting rod 1032 is used to move axially along the casing 1031 to locate the positioning position of the web reinforcement. The adjusting rod 1032 is arranged in one-to-one correspondence with the bushing 1031 . The adjustment rods 1032 at different heights are moved horizontally, so as to complete the positioning of the web steel bars at different heights.

如图1、图2和图3所示,本实施例中,相邻两组腹板侧向支架102之间布设有用于预制箱梁内的波纹管设置位置定位的波纹管定位装置104。波纹管定位装置104包括固定在两侧腹板侧向支架102之间用于支撑固定的竖杆1041、用于波纹管水平位置定位的横杆1042以及用于辅助腹板侧向支架102形成腹板钢筋架位置空间的斜杆1043。利用竖杆1041、横杆1042、斜杆1043组合形成三角形的稳定支撑结构。利用不同水平高度的横杆1042作为波纹管水平高度位置的定位基准,从而实现波纹管的精确定位安装。优选地,波纹管定位装置104的外形结构与底腹板钢筋胎模架1的断面形状相匹配。As shown in Fig. 1, Fig. 2 and Fig. 3, in this embodiment, a bellows positioning device 104 for positioning the bellows in the prefabricated box girder is arranged between two adjacent groups of web lateral supports 102. The bellows positioning device 104 includes a vertical bar 1041 fixed between the web lateral supports 102 on both sides for supporting and fixing, a cross bar 1042 for positioning the horizontal position of the bellows, and a horizontal bar 1042 for assisting the web lateral supports 102 to form a web. Diagonal bar 1043 in the space of the plate reinforcement frame. A triangular stable support structure is formed by combining the vertical bar 1041 , the horizontal bar 1042 and the oblique bar 1043 . The horizontal bars 1042 of different horizontal heights are used as the positioning datum of the horizontal height position of the bellows, so as to realize the precise positioning and installation of the bellows. Preferably, the outer structure of the bellows positioning device 104 matches the cross-sectional shape of the bottom web reinforced tire formwork 1 .

如图4和图5所示,本实施例中,顶板钢筋胎模架2包括至少一组沿预制箱梁纵向布置并用于承载顶板钢筋架和对顶板钢筋架进行定位绑扎的顶板支撑座201以及架设于顶板支撑座201用于沿顶板支撑座201纵向行走运输顶板横向钢筋的运输小车202。顶板支撑座201两侧铺设有用于运输小车202行走的轨道2011。利用运输小车202进行钢筋的运送,并实现不同定位位置的钢筋放置,减少人工负重踩踏钢筋的几率。As shown in Fig. 4 and Fig. 5, in this embodiment, the roof reinforcement tire formwork 2 includes at least one set of roof support bases 201 arranged longitudinally along the prefabricated box girder and used for carrying the roof reinforcement frame and positioning and binding the roof reinforcement frame; The transport trolley 202 erected on the roof support base 201 is used to travel longitudinally along the roof support base 201 to transport the roof transverse reinforcement. Rails 2011 for the transport trolley 202 to travel are laid on both sides of the roof support seat 201 . The transport trolley 202 is used to transport the steel bars, and realize the placement of the steel bars at different positioning positions, reducing the probability of stepping on the steel bars with manual loads.

如图4和图5所示,本实施例中,顶板支撑座201的上部沿顶板支撑座201纵向布设有至少两根用于垫高顶板钢筋架并沿顶板支撑座201纵横向间隔排布和绑扎形成顶板钢筋架的纵向顶板垫条2012,纵向顶板垫条2012相互之间平行排布,纵向顶板垫条2012上部开设有多个用于沿纵向顶板垫条2012的垂直方向抽插式放置顶板横向钢筋的顶钢筋槽2013,相邻两根纵向顶板垫条2012上的顶钢筋槽2013开设位置一一对应。方便顶板横向钢筋的精确定位;利用顶板横向钢筋与纵向顶板垫条2012配合在顶板横向钢筋上定位顶板纵向钢筋,从而完成顶板横向钢筋与顶板纵向钢筋的定位绑扎,从而组合形成顶板钢筋架。As shown in Fig. 4 and Fig. 5, in this embodiment, the upper part of the roof support seat 201 is arranged longitudinally along the roof support seat 201 with at least two reinforcing steel frames for raising the roof plate and arranged vertically and horizontally along the roof support seat 201 and The longitudinal roof pads 2012 are bound to form the roof reinforcement frame, and the longitudinal roof pads 2012 are arranged in parallel with each other. The upper part of the longitudinal roof pads 2012 is provided with a plurality of plug-in placements for placing the roof along the vertical direction of the longitudinal roof pads 2012. The top steel bar groove 2013 of the transverse steel bar corresponds to the opening position of the top steel bar groove 2013 on the two adjacent vertical roof pads 2012. It is convenient for the precise positioning of the roof transverse reinforcement; use the roof transverse reinforcement and the longitudinal roof spacer 2012 to coordinate the roof longitudinal reinforcement on the roof transverse reinforcement, thereby completing the positioning and binding of the roof transverse reinforcement and the roof longitudinal reinforcement, thereby forming a roof reinforcement frame.

如图6和图7所示,本实施例中,钢筋骨架吊装装置3包括三角桁架301。三角桁架301包括一根上弦杆3011和两根下弦杆3012。上弦杆3011与下弦杆3012之间以及两根下弦杆3012之间通过斜撑杆3013和/或横撑杆3014固接为一体。采用稳定的三角桁架301作为吊装的基础部位,进行吊装的受力和传力,保证吊装装置整体的结构稳定性,降低失稳几率。上弦杆3011和/或下弦杆3012为实心杆、空心管、填充管中的一种。三角桁架301底部两侧分布有多个用于吊装或吊运钢筋架的吊钩302。三角桁架301的顶部设有多个用于与吊车连接进行吊装或吊运的吊环303。As shown in FIG. 6 and FIG. 7 , in this embodiment, the steel frame hoisting device 3 includes a triangular truss 301 . The triangular truss 301 includes an upper chord 3011 and two lower chords 3012 . Between the upper chord 3011 and the lower chord 3012 and between two lower chords 3012 are fixed as a whole through the diagonal brace 3013 and/or the cross brace 3014 . The stable triangular truss 301 is used as the basic part of the hoisting to carry out the force bearing and transmission of the hoisting, so as to ensure the overall structural stability of the hoisting device and reduce the chance of instability. The upper chord 3011 and/or the lower chord 3012 is one of a solid rod, a hollow tube, and a filled tube. There are a plurality of hooks 302 distributed on both sides of the bottom of the triangular truss 301 for lifting or transporting the steel frame. The top of the triangular truss 301 is provided with a plurality of hoisting rings 303 for connecting with a crane for hoisting or hoisting.

如图6和图7所示,本实施例中,三角桁架301底部两侧的吊钩302左右对称布设或者交错布设。三角桁架301顶部的吊环303处于三角桁架301中部位置,或者三角桁架301顶部的吊环303沿三角桁架301的纵向等间距布设。As shown in FIG. 6 and FIG. 7 , in this embodiment, the hooks 302 on both sides of the bottom of the triangular truss 301 are symmetrically arranged or staggered. The suspension rings 303 on the top of the triangular truss 301 are located in the middle of the triangular truss 301 , or the suspension rings 303 on the top of the triangular truss 301 are arranged at equal intervals along the longitudinal direction of the triangular truss 301 .

实施时,提供一种施工用预制箱梁钢筋成套安装装置,包括底腹板钢筋胎模架、顶板钢筋胎模架及钢筋骨架吊装装置,通过使用本成套装置能够很好的完成箱梁钢筋制作工序,且满足施工质量要求,能提高工作效率,节约大量劳动时间。During implementation, a complete set of installation device for prefabricated box girder reinforcement is provided, including the bottom web reinforcement formwork, roof reinforcement formwork and reinforcement frame hoisting device. The production of box girder reinforcement can be well completed by using this complete set of equipment. Process, and meet the construction quality requirements, can improve work efficiency and save a lot of labor time.

施工用预制箱梁钢筋成套安装装置的工艺原理Technological principle of complete installation device for prefabricated box girder reinforcement for construction

1、底腹板钢筋胎模架11. Bottom web reinforced tire formwork 1

主要工艺原理:按照箱梁的图纸尺寸,利用槽钢、角钢、钢筋等,做出相应的模型架(底腹板钢筋胎模架1)。在底板钢筋施工中,工人将已加工的半成品钢筋,按照模架上的凹槽刻度绑扎固定钢筋。在腹板钢筋施工中,工人将已加工的半成品钢筋,通过底腹板钢筋胎模架两侧设置的抽插式定位卡,将腹板钢筋进行定位,同时进行钢筋的绑扎,进而完成箱梁底腹板钢筋骨架的成型工作。Main process principle: According to the drawing size of the box girder, use channel steel, angle steel, steel bars, etc. to make the corresponding model frame (bottom web steel bar formwork frame 1). During the construction of the bottom slab reinforcement, workers bind and fix the processed semi-finished reinforcement according to the groove scale on the formwork. During the construction of the web reinforcement, the workers position the processed semi-finished reinforcement through the push-in positioning cards set on both sides of the bottom web reinforcement tire formwork, and at the same time bind the reinforcement to complete the box girder The forming work of the steel skeleton of the bottom web.

如图1、图2和图3所示,利用[8槽钢钢与L5等边角钢焊接底座(底板支撑座101),底部支撑为25钢筋,底部及两侧L5等边角钢按照设计图纸刻好相应凹槽。两侧按照箱梁腹板角度设置L5角钢三角架(腹板侧向支架102),腹板设置可抽插简易装置,插入时可按间距(10cm)布置腹板钢筋,底腹板钢筋骨架成型后可抽出,便于吊装。底腹板钢筋胎模架1单元与波纹管定位装置104单元按1.5m/个间距布置,波纹管定位装置104单元位于相邻底腹板钢筋胎模架1单元中心布设。底腹板钢筋胎模架1可根据箱梁长度的不同,制作相应长度的钢筋骨架。待钢筋骨架加工成型后,整体吊装至相应台座。As shown in Figure 1, Figure 2 and Figure 3, use [8 channel steel and L5 equilateral angle steel to weld the base (base plate support seat 101), the bottom support is 25 steel bars, and the bottom and both sides of the L5 equilateral angle steel are engraved according to the design drawings Good corresponding groove. Set L5 angle steel tripods (web lateral support 102) on both sides according to the angle of the box girder web. The web is equipped with a simple device that can be inserted and inserted. When inserting, the web reinforcement can be arranged according to the interval (10cm), and the bottom web reinforcement skeleton is formed. It can be pulled out at the end for easy hoisting. The bottom web reinforced tire formwork unit 1 and the bellows positioning device 104 units are arranged at a distance of 1.5m each, and the bellows positioning device 104 unit is arranged at the center of the adjacent bottom web reinforced tire formwork unit 1. Bottom web reinforced tire formwork 1 can make the steel bar skeleton of corresponding length according to the difference of box girder length. After the steel skeleton is processed and formed, the whole is hoisted to the corresponding pedestal.

2、顶板钢筋胎模架22. Roof reinforced tire formwork 2

主要工艺原理:按照箱梁的图纸尺寸,利用槽钢、钢板等,做出相应的模型架(顶板钢筋胎模架2)。在顶板钢筋施工中,工人将已加工的半成品钢筋,按照模架上的凹槽刻度绑扎固定钢筋,通过可推动小车运送半成品材料,避免工人频繁踩踏造成钢筋变形、偏位现象发生,从而方便、快捷、优质地完成箱梁顶板钢筋骨架的成型工作。Main process principle: According to the drawing size of the box girder, use channel steel, steel plate, etc. to make the corresponding model frame (roof reinforcement tire formwork frame 2). During the roof reinforcement construction, the workers bind the processed semi-finished steel bars according to the groove scale on the formwork and fix the steel bars, and transport the semi-finished materials through the pushable trolley to avoid the deformation and deviation of the steel bars caused by the frequent trampling of the workers, so that it is convenient and convenient. Fast and high-quality completion of the forming work of the steel skeleton of the box girder roof.

如图4和图5所示,利用[8槽钢制成顶板钢筋胎模架2底部的顶板支撑座,按1.5m/道间距布设。上部采用[5、[8、[10相互焊接制成支架,布设位置及槽钢长度详见附图。根据设计钢筋尺寸及间距对1cm厚钢板刻槽后,焊接固定好1cm厚刻槽钢板。上部两侧采用[8槽钢、滚轮、模板各制作一个简易可推动式小车(运输小车202)。顶板钢筋胎模架2可根据箱梁长度的不同,制作相应长度的钢筋骨架。待钢筋骨架加工成型后,整体吊装至相应台座。As shown in Fig. 4 and Fig. 5, utilize [8 channel steel to make the top plate supporting seat at the bottom of the top plate reinforced tire formwork frame 2, and arrange it at a distance of 1.5m/track. The upper part is made of [5, [8, and [10] welded to each other to form a bracket, and the layout position and channel steel length are detailed in the attached drawings. After notching the 1cm thick steel plate according to the designed steel bar size and spacing, weld and fix the 1cm thick notched steel plate. Both sides of the upper part adopt [8 channel steel, rollers, templates to make a simple and easy pushable type dolly (transport dolly 202) respectively. Roof reinforcement tire formwork 2 can make the reinforcement skeleton of corresponding length according to the difference of box girder length. After the steel skeleton is processed and formed, the whole is hoisted to the corresponding pedestal.

3、钢筋骨架吊装装置33. Steel frame hoisting device 3

工艺原理:根据底腹板、顶板钢筋骨架的长度,按照本装置设计图,做出相应长度的钢筋骨架吊装装置3。通过使用钢筋骨架吊装装置3,可以很好的保护已加工成型的钢筋骨架不变形,安全、快速、有效的完成钢筋骨架的吊运工作。Process principle: According to the length of the bottom web and roof steel frame, according to the design drawing of this device, make a steel frame hoisting device 3 of corresponding length. By using the steel frame hoisting device 3, the processed steel frame can be well protected from deformation, and the lifting work of the steel frame can be completed safely, quickly and effectively.

如图6和图7所示,钢筋骨架吊装装置3底部为两根80cm×80cm×3.5cm方钢,间距为1.35m,中间采用[5槽钢2m/道与方钢焊接连接。正上方顶部同样采用一根80cm×80cm×3.5cm方钢,距底部1.5m,采用HRB400、Ф16钢筋与底部方钢焊接。槽钢与方钢连接节点位置,设置铁链吊钩。顶部方钢上设置吊环并穿设钢丝绳,便于龙门吊、吊装设备起吊。As shown in Fig. 6 and Fig. 7, two 80cm * 80cm * 3.5cm square steels are at the bottom of the reinforcement frame hoisting device 3 with a spacing of 1.35m, and [5 channel steel 2m/pass is welded with the square steel in the middle. The top directly above also uses a 80cm×80cm×3.5cm square steel, 1.5m away from the bottom, and uses HRB400, Ф16 steel bars to weld with the bottom square steel. At the node position where the channel steel and the square steel are connected, an iron chain hook is set. Hanging rings are set on the top square steel and wire ropes are threaded to facilitate lifting by gantry cranes and hoisting equipment.

本成套装置所具有的有益效果是:The beneficial effect that this complete set of devices has is:

1、制作本成套装置的部分材料来源于项目部废旧及节余材料,节约成本;1. Part of the materials for making this complete set of equipment come from the waste and surplus materials of the project department to save costs;

2、能够按照设计及规范要求制作标准化的箱梁钢筋骨架,线形美观,整体性好;2. A standardized box girder steel skeleton can be produced according to the design and specification requirements, with beautiful lines and good integrity;

3、钢筋、预应力管道定位准确,施工质量得到保证,通过工程实践,生产出来的梁片钢筋间距和保护层,经检测,满足设计及规范要求;3. The positioning of steel bars and prestressed pipes is accurate, and the construction quality is guaranteed. Through engineering practice, the steel bar spacing and protective layer of beams produced meet the design and specification requirements after testing;

4、施工效率提高,在胎模架上制作完成后的钢筋骨架,通过吊装装置吊运至预定地点后,不需后续调整即可装模,待内模完成安装后即可进行顶板钢筋的安装,整个工序流程快捷方便,极大的节约了劳动时间和劳动成本,提高了生产效率。4. The construction efficiency is improved. After the steel skeleton made on the tire formwork frame is hoisted to the predetermined location by the hoisting device, the mold can be installed without subsequent adjustments, and the roof reinforcement can be installed after the inner mold is installed. , the whole process flow is fast and convenient, which greatly saves labor time and labor cost, and improves production efficiency.

以上所述仅为本实用新型的优选实施例而已,并不用于限制本实用新型,对于本领域的技术人员来说,本实用新型可以有各种更改和变化。凡在本实用新型的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本实用新型的保护范围之内。The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. the complete erecting device of prefabricated case beam reinforcing bar is used in one kind construction, it is characterised in that
Including positioning colligation for spacing of reinforcement and forming the bottom web reinforcement loose tool of the bottom web combined reinforced bar frame of prefabricated case beam Frame (1), position colligation for spacing of reinforcement and form the roof steel bar molding bed rack (2) of the roof steel bar frame of prefabricated case beam and use The steel of lifting is moved integrally in the lifting splicing of both roof steel bar frame and bottom web combined reinforced bar frame and prefabricated case beam reinforced frame Tendons skeleton hanging apparatus (3).
2. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 1, it is characterised in that
The bottom web reinforcement molding bed rack (1) includes at least one set and is longitudinally arranged along prefabricated case beam and is used to carry out baseplate reinforcing bar Position the backplanes support seat (101) of simultaneously weight tray reinforced frame and web reinforcement frame and be symmetrically laid in the backplanes support seat (101) both sides are used for the lateral support of web (102) positioned from backplanes support seat (101) both sides to web reinforcement;
The lateral support of web (102) has multigroup along prefabricated case beam longitudinal arrangement.
3. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 2, it is characterised in that
Along the backplanes support seat (101), longitudinally being laid with least two is used for padded bottom on backplanes support seat (101) top Slab ledges and along the backplanes support seat (101) be vertically and horizontally intervally arranged with colligation formed Bottom Board Steel ledges longitudinal base plate pad Bar (1011),
The mutual parallel arrangement of the longitudinal base plate filler strip (1011),
Longitudinal base plate filler strip (1011) top offers multiple Vertical Squares being used for along the longitudinal base plate filler strip (1011) The bottom steel bar groove (1012) of bottom plate transverse steel is placed to draw and insert-type,
The bottom steel bar groove (1012) on adjacent two longitudinal base plate filler strips (1011) opens up position one-to-one corresponding.
4. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 2, it is characterised in that
The lateral support of web (102) includes the vertical supporting seat that vertically arranged and bottom is fixed for being formed vertical supporting (1021), it is connected between the vertical supporting seat (1021) and backplanes support seat (101) side of homonymy for being formed The diagonal brace (1022) of skewed horizontal load;
Web side described in be provided with being oppositely arranged on the vertical supporting seat (1021) and/or the diagonal brace (1022) two groups To laying between support (102) and for moving in the horizontal direction with the plug-type bar spacing of positioning web reinforcing bar installation position Positioner (103).
5. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 4, it is characterised in that
The plug-type bar spacing positioner (103) is fixed in the vertical supporting seat (1021) and/or institute including multiple State the sleeve pipe (1031) on diagonal brace (1022) and be interspersed in described sleeve pipe (1031) and be used for along described sleeve pipe (1031) axially The mobile adjusting rod (1032) with positioning web reinforcing bar position location,
The adjusting rod (1032) corresponds with described sleeve pipe (1031) and laid.
6. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 2, it is characterised in that
It is laid between the lateral support of web described in two adjacent groups (102) for the bellows set location positioning in prefabricated case beam Bellows positioning device (104);
The bellows positioning device (104) includes being fixed between the lateral support of web described in both sides (102) for supporting admittedly Fixed montant (1041), the cross bar (1042) for the positioning of bellows horizontal level and for aiding in the lateral support of the web (102) brace (1043) in web reinforcement rack position space is formed.
7. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to any one of claim 1 to 6, its feature exists In,
The roof steel bar molding bed rack (2) include at least one set be longitudinally arranged along prefabricated case beam and be used for load-supporting roof slab ledges with Roof steel bar frame position the top plate supporting seat (201) of colligation and be set up in the top plate supporting seat (201) to be used for edge Top plate supporting seat (201) lengthwise rows walk to transport the travelling bogie (202) of top plate transverse steel;
Top plate supporting seat (201) both sides are equipped with the track (2011) for the travelling bogie (202) walking.
8. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 7, it is characterised in that
The top of the top plate supporting seat (201) is longitudinally laid with least two along the top plate supporting seat (201) for padded Roof steel bar frame and along the top plate supporting seat (201) be vertically and horizontally intervally arranged with colligation formed roof steel bar frame longitudinal top plate Filler strip (2012),
The mutual parallel arrangement of longitudinal top plate filler strip (2012),
Longitudinal top plate filler strip (2012) top offers multiple Vertical Squares being used for along longitudinal top plate filler strip (2012) The top steel bar groove (2013) of top plate transverse steel is placed to draw and insert-type,
The top steel bar groove (2013) on adjacent two longitudinal top plate filler strips (2012) opens up position one-to-one corresponding.
9. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to any one of claim 1 to 6, its feature exists In,
The framework of steel reinforcement hanging apparatus (3) includes English truss (301),
The English truss (301) includes a top boom (3011) and two lower booms (3012),
By oblique between the top boom (3011) and the lower boom (3012) and between two lower booms (3012) Strut (3013) and/or singletree (3014) fix as one,
The top boom (3011) and/or the lower boom (3012) are one kind in solid hopkinson bar, hollow pipe, filling pipe;
Multiple suspension hooks (302) for being used for lifting or handling reinforced frame are distributed with English truss (301) two bottom sides,
The top of the English truss (301), which is provided with, multiple to be used to be connected with crane to be lifted or the suspension ring of handling (303).
10. the complete erecting device of prefabricated case beam reinforcing bar is used in construction according to claim 9, it is characterised in that
The symmetrical laying of suspension hook (302) of English truss (301) two bottom sides is laid staggeredly;
The suspension ring (303) at the top of the English truss (301) are in the English truss (301) medium position, or
Equidistantly lay longitudinal direction of the suspension ring (303) along the English truss (301) at the top of the English truss (301).
CN201720272484.4U 2017-03-20 2017-03-20 The complete erecting device of prefabricated case beam reinforcing bar is used in construction Expired - Fee Related CN206796168U (en)

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CN108179701A (en) * 2018-01-22 2018-06-19 广西路桥工程集团有限公司 A kind of bridge-collision-avoidance wall embedded bar overall binding locating rack
CN108560428A (en) * 2018-06-29 2018-09-21 中交二公局第四工程有限公司 A kind of assembled steel reinforced binding moulding bed group suitable for different size Precast T-Beams
CN108582466A (en) * 2018-06-11 2018-09-28 山西建工晋龙公路工程有限公司 A kind of steel reinforcement cage of prefabricated box girder mould
CN108750915A (en) * 2018-07-18 2018-11-06 宁波交通工程建设集团有限公司 Prefabricated case beam roof steel bar mesh sheet suspender and operating method
CN109968523A (en) * 2019-04-22 2019-07-05 中建三局基础设施建设投资有限公司 A kind of prefabricated box girder prestress advance positioning device and its implementation method
CN109968522A (en) * 2019-04-04 2019-07-05 常州新美水务有限公司 The mounting device and installation method of prefabricated case beam bottom web reinforcement skeleton
CN110625787A (en) * 2019-10-09 2019-12-31 中交一公局第六工程有限公司 A construction method for rapid whole-hole prefabrication of corrugated steel web beams in factory
CN111153317A (en) * 2019-12-27 2020-05-15 中交武汉港湾工程设计研究院有限公司 Hoisting device for hoisting center hollow hole precast pile and construction method thereof
CN111604444A (en) * 2020-06-02 2020-09-01 中交二航局第四工程有限公司安徽混凝土装配化构件分公司 Be used for prefabricated reinforcement production line of segmental beam
CN111873172A (en) * 2020-07-07 2020-11-03 中铁大桥局集团第二工程有限公司 Steel bar positioning device and platform integrated structure capable of being installed and detached quickly
CN111890549A (en) * 2020-07-16 2020-11-06 河北建设集团股份有限公司 Rack for binding prefabricated box girder bottom plate web steel reinforcement frameworks
CN112192746A (en) * 2020-10-21 2021-01-08 济南海河建设项目管理有限公司 Whole installation device of prefabricated T roof beam pterygoid lamina reinforcing bar of road bridge
CN117863352A (en) * 2023-11-27 2024-04-12 中铁四局集团有限公司 A kind of automatic arrangement device of longitudinal reinforcement of prestressed concrete box beam
CN118124002A (en) * 2024-03-15 2024-06-04 中铁四局集团有限公司 A production line and production method for a prefabricated box beam bottom web U-shaped steel bar skeleton

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CN108179701A (en) * 2018-01-22 2018-06-19 广西路桥工程集团有限公司 A kind of bridge-collision-avoidance wall embedded bar overall binding locating rack
CN108582466A (en) * 2018-06-11 2018-09-28 山西建工晋龙公路工程有限公司 A kind of steel reinforcement cage of prefabricated box girder mould
CN108560428A (en) * 2018-06-29 2018-09-21 中交二公局第四工程有限公司 A kind of assembled steel reinforced binding moulding bed group suitable for different size Precast T-Beams
CN108560428B (en) * 2018-06-29 2024-03-15 中交二公局第四工程有限公司 Assembled steel bar binding jig frame group suitable for prefabricated T beams of different sizes
CN108750915B (en) * 2018-07-18 2024-02-06 宁波交通工程建设集团有限公司 Prefabricated box girder top plate reinforcing steel mesh lifting appliance and operation method
CN108750915A (en) * 2018-07-18 2018-11-06 宁波交通工程建设集团有限公司 Prefabricated case beam roof steel bar mesh sheet suspender and operating method
CN109968522A (en) * 2019-04-04 2019-07-05 常州新美水务有限公司 The mounting device and installation method of prefabricated case beam bottom web reinforcement skeleton
CN109968522B (en) * 2019-04-04 2024-10-22 常州新美水务有限公司 Installation device and installation method for prefabricated box girder bottom web steel reinforcement framework
CN109968523A (en) * 2019-04-22 2019-07-05 中建三局基础设施建设投资有限公司 A kind of prefabricated box girder prestress advance positioning device and its implementation method
CN110625787A (en) * 2019-10-09 2019-12-31 中交一公局第六工程有限公司 A construction method for rapid whole-hole prefabrication of corrugated steel web beams in factory
CN111153317A (en) * 2019-12-27 2020-05-15 中交武汉港湾工程设计研究院有限公司 Hoisting device for hoisting center hollow hole precast pile and construction method thereof
CN111604444A (en) * 2020-06-02 2020-09-01 中交二航局第四工程有限公司安徽混凝土装配化构件分公司 Be used for prefabricated reinforcement production line of segmental beam
CN111873172A (en) * 2020-07-07 2020-11-03 中铁大桥局集团第二工程有限公司 Steel bar positioning device and platform integrated structure capable of being installed and detached quickly
CN111890549A (en) * 2020-07-16 2020-11-06 河北建设集团股份有限公司 Rack for binding prefabricated box girder bottom plate web steel reinforcement frameworks
CN112192746A (en) * 2020-10-21 2021-01-08 济南海河建设项目管理有限公司 Whole installation device of prefabricated T roof beam pterygoid lamina reinforcing bar of road bridge
CN117863352A (en) * 2023-11-27 2024-04-12 中铁四局集团有限公司 A kind of automatic arrangement device of longitudinal reinforcement of prestressed concrete box beam
CN117863352B (en) * 2023-11-27 2024-06-07 中铁四局集团有限公司 Automatic arrangement device for longitudinal steel bars of prestressed concrete box girder
CN118124002A (en) * 2024-03-15 2024-06-04 中铁四局集团有限公司 A production line and production method for a prefabricated box beam bottom web U-shaped steel bar skeleton

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