CN111502293A - Method and system for hoisting single peripheral component of assembly type building - Google Patents
Method and system for hoisting single peripheral component of assembly type building Download PDFInfo
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- E—FIXED CONSTRUCTIONS
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- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
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Abstract
本发明公开了一种装配式建筑单块外围构件吊装方法及系统,包括:竖直运输装置、运输小车、竖直钢架、水平运输轨道。其中运输小车上装有翻转平台和移动部,且运输小车可随竖直运输装置在竖直钢架上一起升降,水平运输轨道由固定在墙上的三角桁架支撑,竖直钢架和水平轨道三角桁架都可随建筑高度的提升而提升。载有运输小车的竖直运输装置随竖直齿条行驶至规定高度,此刻竖直运输装置自带的行驶轨道与楼层周围的水平轨道贯通连接,运输小车上翻转平台将预制件翻转至预定角度,后经水平轨道行驶至指定位置,再通过运输小车自带的移动装置将预制件吊移至预埋钢筋上方,精准对齐,缓慢落入,通过运用新型的连接方法干式连接法迅速对接,从而完成吊装。
The invention discloses a method and system for hoisting a single block peripheral component of a prefabricated building, comprising: a vertical transport device, a transport trolley, a vertical steel frame and a horizontal transport track. The transport trolley is equipped with a turning platform and a moving part, and the transport trolley can be lifted and lowered together with the vertical transport device on the vertical steel frame. The horizontal transport track is supported by a triangular truss fixed on the wall. The vertical steel frame and the horizontal track triangle The trusses can be raised as the building height increases. The vertical transport device carrying the transport trolley travels with the vertical rack to a specified height. At this moment, the running track of the vertical transport device is connected with the horizontal track around the floor. The overturning platform on the transport trolley turns the prefabricated parts to a predetermined angle. , and then drive to the designated position on the horizontal track, and then lift the prefabricated parts to the top of the embedded steel bars through the mobile device that comes with the transport trolley, align them accurately, and drop them slowly. Thus completing the hoisting.
Description
技术领域technical field
本发明涉及建筑施工吊装领域,具体为一种装配式建筑单块外围构件吊装方法及系统。The invention relates to the field of building construction hoisting, in particular to a method and system for hoisting a single peripheral component of a prefabricated building.
背景技术Background technique
发展装配式建筑已经是建筑行业的必然趋势,传统的建筑作业方式已经无法适应我国提出的“绿色中国”的需求。国家支持和发展节能环保的绿色建筑,其中装配式建筑成为发展重点。装配式建筑与传统建筑相比较优势更加明显,比如在建造效率、建筑质量、建筑成本、资源消耗等方面。The development of prefabricated buildings has become an inevitable trend in the construction industry, and traditional construction methods have been unable to meet the needs of "green China" proposed by our country. The state supports and develops energy-saving and environmentally friendly green buildings, of which prefabricated buildings have become the focus of development. Compared with traditional buildings, prefabricated buildings have more obvious advantages, such as construction efficiency, construction quality, construction cost, and resource consumption.
在进行装配式建造过程中,装配式构件的吊装是重中之重,是否制定了一套安全可靠高效的吊装方案将直接影响整个工程的顺利进行,目前装配式构件的吊装主要使用的是塔吊,随着各方面要求的不断提升,塔吊的不足愈加明显。比如考虑经济方面,安装费用高、使用期短时不经济等;考虑安全方面,在限高区域需谨慎使用、群塔需防碰撞、操作员危险系数高、拆除阶段风险大、操作要求高,尤其是在塔吊吊装作业时对作业半径内的地面会产生非常大的安全隐患等。塔吊的缺陷直接影响了现有方案的经济性、安全性和高效性。In the process of prefabricated construction, the hoisting of prefabricated components is the top priority. Whether a safe, reliable and efficient hoisting plan is formulated will directly affect the smooth progress of the entire project. At present, the hoisting of prefabricated components mainly uses tower cranes , With the continuous improvement of requirements in all aspects, the insufficiency of tower cranes has become more and more obvious. For example, considering the economic aspect, the installation cost is high, and the service period is not economical, etc.; considering the safety aspect, it is necessary to use caution in the height-limited area, the group towers need to be anti-collision, the operator's risk factor is high, the risk in the dismantling stage is high, and the operation requirements are high. Especially in the hoisting operation of the tower crane, there will be a very large safety hazard to the ground within the operating radius. The defects of the tower crane directly affect the economy, safety and efficiency of the existing scheme.
有鉴于此,本领域技术人员亟待于开发一种装配式建筑单块外围构件吊装方案。In view of this, it is urgent for those skilled in the art to develop a solution for hoisting a single peripheral component of a prefabricated building.
发明内容SUMMARY OF THE INVENTION
本发明目的是克服现有装配式建筑构件吊装方案中的不足和缺陷,主要是解决装配式建筑单块外围构件的起吊和运输问题,提供了一种装配式建筑单块外围构件吊装方法及系统。The purpose of the invention is to overcome the deficiencies and defects in the existing hoisting scheme of prefabricated building components, mainly to solve the lifting and transportation problems of the monolithic peripheral components of the prefabricated building, and to provide a method and system for hoisting the peripheral components of a monolithic prefabricated building .
本发明是采用如下技术方案实现的:The present invention adopts following technical scheme to realize:
一种装配式建筑单块外围构件吊装系统,包括位于装配式建筑旁边的竖直钢架,所述竖直钢架上安装竖直运输装置,所述竖直运输装置包括竖直部和运输平台,所述竖直部上设有环抱竖直钢架的稳定架,所述竖直部通过传动机构与竖直钢架连接,所述运输平台靠近装配式建筑一侧表面设有一段活动轨道A;围绕装配式建筑的待建楼层四周通过支撑件水平安装固定轨道B,所述活动轨道A和固定轨道B能够组合成完整的闭合轨道圈;位于运输平台的活动轨道A上具有运输小车,所述运输小车包括车底座,所述车底座设有车轮并通过电机驱动,所述车轮踏面与轨面接触、其轮缘卡合于轨道的轨腰处,所述车底座与翻转平台底部铰接安装,位于车底座和翻转平台背面之间安装一个或多个翻转油缸实现翻转平台运动,所述翻转油缸由位于车底座上的液压系统驱动,所述翻转平台顶部设有一个或多个与翻转平台正面垂直布置的延伸架,每个延伸架上均设有沿其运动的移动部,所述移动部上设有能够实现升降运动的起吊机构。A hoisting system for a single block peripheral component of a prefabricated building, comprising a vertical steel frame located beside the prefabricated building, a vertical transportation device is installed on the vertical steel frame, and the vertical transportation device includes a vertical part and a transportation platform , the vertical part is provided with a stabilizer that surrounds the vertical steel frame, the vertical part is connected with the vertical steel frame through a transmission mechanism, and a section of movable track A is arranged on the side surface of the transport platform close to the prefabricated building The fixed track B is horizontally installed around the floor to be built of the prefabricated building through the support, and the movable track A and the fixed track B can be combined into a complete closed track circle; there is a transport trolley on the movable track A of the transport platform, so The transport trolley includes a car base, the car base is provided with wheels and driven by a motor, the wheel tread is in contact with the rail surface, and its rim is engaged with the rail waist of the rail, and the car base is hinged to the bottom of the flip platform. , one or more flipping cylinders are installed between the car base and the back of the flipping platform to realize the flipping platform movement, the flipping oil cylinder is driven by the hydraulic system located on the car base, and the top of the flipping platform is provided with one or more flipping platform. For the extension frames arranged vertically on the front, each extension frame is provided with a moving part that moves along the extension frame;
优选的,所述竖直钢架上设置竖直齿条,所述竖直运输装置的竖直部设有多个输出齿轮与竖直齿条啮合。Preferably, a vertical rack is arranged on the vertical steel frame, and a plurality of output gears are arranged on the vertical part of the vertical transport device to engage with the vertical rack.
应用于上述系统的装配式建筑单块外围构件吊装方法,包括如下步骤:The method for hoisting a single block peripheral component of a prefabricated building applied to the above system includes the following steps:
(1)、竖直运输装置位于底层,运输小车位于竖直运输装置的运输平台的活动轨道A上,运输小车的翻转平台平躺于运输平台上,借助外部起吊设备将单块外围预制构件吊至翻转平台上,并将预制件与起吊机构连接。(1) The vertical transportation device is located on the ground floor, the transportation trolley is located on the movable track A of the transportation platform of the vertical transportation device, the overturning platform of the transportation trolley lies flat on the transportation platform, and the single peripheral prefabricated member is hoisted with the help of external lifting equipment. onto the turning platform and connect the prefab with the lifting mechanism.
(2)、竖直钢架通过传动机构将竖直运输装置提升至预定高度,竖直运输装置的动力来源为传动系统,装配有电动机。此时竖直运输装置上自带的活动轨道A与待建楼层周围的水平固定轨道B贯通连接成封闭轨道圈。水平运输轨道B位于待建楼层周围,铺设在支撑之上,该支撑是通过螺栓隔一定距离固定在墙体上的三角桁架。(2) The vertical steel frame lifts the vertical transportation device to a predetermined height through the transmission mechanism, and the power source of the vertical transportation device is the transmission system, which is equipped with a motor. At this time, the movable track A on the vertical transport device is connected with the horizontal fixed track B around the floor to be built to form a closed track circle. The horizontal transport track B is located around the floor to be built, and is laid on the support, which is a triangular truss fixed to the wall by bolts at a certain distance.
(3)、利用运输小车上的翻转油缸动作,翻转平台将该预制件翻转至预定安装角度;翻转过程是通过液压系统实现的,翻转的角度可以通过翻转油缸的伸缩程度进行调节,该调节的重要性首先体现在是否能够实现运输小车行走时所需的平衡,从而确保运输小车在水平轨道上平稳行驶。(3) Using the action of the flipping cylinder on the transport trolley, the flipping platform flips the prefab to a predetermined installation angle; the flipping process is realized by the hydraulic system, and the flipping angle can be adjusted by the telescopic degree of the flipping cylinder. The importance is first reflected in whether the balance required by the transport trolley can be achieved, so as to ensure the smooth running of the transport trolley on the horizontal track.
(4)、运输小车可通过已经贯通的轨道自如的驶离竖直运输装置,经水平运输轨道B行驶至预定安装位置外侧;运输小车的动力来源为小车上的电动机,电动机驱使小车的车轮在轨道上行驶。如果存在多台运输小车,此刻其他运输小车可驶上竖直运输装置,重复下一次的运输。(4) The transport trolley can freely drive away from the vertical transport device through the already penetrated track, and travel to the outside of the predetermined installation position through the horizontal transport track B; the power source of the transport trolley is the motor on the trolley, and the motor drives the wheels of the trolley in driving on the track. If there are multiple transport trolleys, other transport trolleys can be driven onto the vertical transport device at this moment, and the next transport can be repeated.
(5)、通过运输小车上延伸架自带的移动部将该预制件移动至预埋钢筋上方,精确对齐后利用起吊机构实现缓慢落入;运输小车上的移动部配合起吊机构实现预制件的水平和竖直运动。(5) Move the prefabricated part to the top of the pre-embedded steel bars through the moving part of the extension frame on the transport trolley, and then use the lifting mechanism to slowly drop it after accurate alignment; the moving part on the transport trolley cooperates with the lifting mechanism to realize the prefabricated part. Horizontal and vertical movement.
(6)、调整好垂直度,运用干式连接法迅速完成对接,从而完成吊装。干式连接法是相对于传统的套筒灌浆这种湿作业方法而言的,该干式连接法的前提是预制件的钢筋接头处即预制件底部不是传统的全封闭,而是在内侧预留可以操作的空间,当预制件底部钢筋与下部预埋的钢筋上下对齐时,可通过预先装置好的带有正反螺丝扣的套筒将同样带有正反螺丝扣的上下部钢筋快速的牢固连接。(6) Adjust the verticality and use the dry connection method to quickly complete the docking, thereby completing the hoisting. The dry connection method is relative to the traditional wet working method of sleeve grouting. The premise of the dry connection method is that the steel joint of the prefab, that is, the bottom of the prefab is not a traditional fully enclosed, but is prefabricated on the inside. Leave room for operation. When the steel bars at the bottom of the prefabricated part are aligned with the lower embedded steel bars, the upper and lower steel bars with the front and back turnbuckles can be quickly installed through the pre-installed sleeves with front and back turnbuckles. Connect securely.
优选的,根据实际情况可同时在相反的方向行驶两台运输小车,必要时,两台运输小车的延伸架之间通过连接轨道导架连接后组合成临时桁车,以便对大体积或大质量构件进行运输。Preferably, according to the actual situation, two transport trolleys can be driven in opposite directions at the same time. If necessary, the extension frames of the two transport trolleys are connected by connecting rail guides and then combined into a temporary trolley, so as to facilitate the handling of large-volume or large-mass vehicles. components for transport.
优选的,支撑件是通过螺栓隔一定距离固定在墙体上的三角桁架,每当水平固定轨道B需要爬升时,直接将三角桁架固定在上方预埋的螺栓上,利用临时电葫芦将水平固定轨道B吊至该三角桁架并固定。Preferably, the support is a triangular truss fixed on the wall by bolts at a certain distance. Whenever the horizontal fixed track B needs to climb, the triangular truss is directly fixed on the bolts embedded above, and a temporary electric hoist is used to fix the horizontal Rail B is suspended to this triangular truss and fixed.
施工时,运输小车上装有翻转平台,运输小车可随竖直运输装置在竖直钢架上一起升降,竖直钢架上附有齿条,水平运输轨道B由固定在墙上的三角桁架支撑,竖直钢架和水平轨道三角桁架都可随建筑高度的提升而提升。载有运输小车的竖直运输装置利用竖直齿条行驶至规定高度,此刻输送运输装置自带的行驶轨道A与楼层周围的水平轨道B贯通连接,经翻转平台将预制件翻转至预定角度,后运输小车经水平轨道行驶至指定位置,再通过运输小车自带的移动部将预制件吊移至预埋钢筋上方,精准对齐后利用升降起吊机构缓慢落入,通过运用干式连接法迅速对接,从而完成吊装。During construction, the transport trolley is equipped with a turning platform, the transport trolley can be lifted and lowered together with the vertical transport device on the vertical steel frame, the vertical steel frame is attached with a rack, and the horizontal transport track B is supported by the triangular truss fixed on the wall , both vertical steel frame and horizontal track triangular truss can be lifted with the increase of building height. The vertical transport device carrying the transport trolley uses the vertical rack to travel to a specified height. At this moment, the running track A of the transport device is connected with the horizontal track B around the floor, and the prefabricated parts are turned over to a predetermined angle through the turning platform. The rear transport trolley travels to the designated position on the horizontal track, and then lifts the prefabricated parts to the top of the pre-embedded steel bars through the moving part of the transport trolley. , so as to complete the hoisting.
本发明设计合理,能够很好的解决现有方案中涉及到安全和经济等方面的问题,该方案造价低,自动化程度高,进而提高了建造效率,该方案相比现有方案作业半径小,对地面上的人与物构成的危险相对较小,极大的降低了安全隐患,且相比现有方案操作方便,易控制建筑质量。The present invention has reasonable design and can well solve the problems related to safety and economy in the existing scheme. The scheme has low cost and high degree of automation, thereby improving the construction efficiency. The danger to people and objects on the ground is relatively small, which greatly reduces the hidden dangers of safety. Compared with the existing scheme, the operation is convenient and the building quality is easy to control.
附图说明Description of drawings
图1表示竖直运输装置结构示意图。Figure 1 shows a schematic structural diagram of a vertical transport device.
图2表示竖直运输装置正视图。Figure 2 shows a front view of the vertical transport device.
图3表示运输小车结构示意图。Figure 3 shows a schematic diagram of the structure of the transport trolley.
图4a表示运输小车(位于平躺)侧视图。Figure 4a shows a side view of the transport trolley (lying on its back).
图4b表示运输小车(翻转后)侧视图。Figure 4b shows a side view of the transport trolley (after being turned over).
图5表示运输小车位于竖直运输装置上示意图。Figure 5 shows a schematic diagram of the transport trolley on the vertical transport device.
图6a表示运输小车(位于平躺)与竖直运输装置配合侧视图。Figure 6a shows a side view of a transport trolley (lying on its back) in cooperation with a vertical transport device.
图6b表示运输小车(翻转后)与竖直运输装置配合侧视图。Figure 6b shows a side view of the transport trolley (after being turned over) in cooperation with the vertical transport device.
图7a表示运输小车、竖直运输装置、竖直钢架配合示意图。Figure 7a shows a schematic diagram of the cooperation between the transport trolley, the vertical transport device and the vertical steel frame.
图7b表示运输小车(位于平躺)、竖直运输装置、竖直钢架配合侧视图。Figure 7b shows a side view of the transport trolley (located on its back), the vertical transport device, and the vertical steel frame.
图7c表示运输小车(翻转后)、竖直运输装置、竖直钢架配合侧视图。Figure 7c shows a side view of the transport trolley (after being turned over), the vertical transport device, and the vertical steel frame.
图8表示装配式建筑单块外围构件吊装系统整体示意图。FIG. 8 shows the overall schematic diagram of the hoisting system of the single block peripheral components of the prefabricated building.
图9表示两个运输小车组成临时桁车示意图。Figure 9 shows a schematic diagram of a temporary trolley formed by two transport trolleys.
图10表示运输小车的车轮与轨道配合示意图。Figure 10 shows a schematic diagram of the cooperation between the wheels and the rails of the transport trolley.
图中:100-装配式建筑,101-待建楼层,102-支撑件,103-固定轨道B;200-竖直钢架,201-竖直齿条;300-竖直运输装置,310-竖直部,320-运输平台,311-稳定架,312-输出齿轮,313-提升电机,321-活动轨道A;400-运输小车,410-车底座,411-配重,420-车轮,430-翻转平台,440-翻转油缸,450-液压系统,460-延伸架,461-横杆,470-移动部,480-起吊机构,481-定滑轮,482-动滑轮,490-连接轨道导架。In the picture: 100-fabricated building, 101-floor to be built, 102-support, 103-fixed rail B; 200-vertical steel frame, 201-vertical rack; 300-vertical transport device, 310-vertical Straight part, 320-transport platform, 311-stabilizer, 312-output gear, 313-hoisting motor, 321-active track A; 400-transport trolley, 410-car base, 411-counterweight, 420-wheel, 430- Turning platform, 440-turning cylinder, 450-hydraulic system, 460-extension frame, 461-cross bar, 470-moving part, 480-hoisting mechanism, 481-fixed pulley, 482-moving pulley, 490-connecting track guide frame.
具体实施方式Detailed ways
下面结合附图对本发明的具体实施例进行详细说明。The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
一种装配式建筑单块外围构件吊装系统,包括竖直钢架200、竖直运输装置300及运输小车400。A prefabricated building monoblock peripheral component hoisting system includes a
如图8所示,竖直钢架200建设于装配式建筑100旁边,竖直钢架200上安装竖直运输装置300。如图1、2所示,竖直运输装置300包括竖直部310和运输平台320,竖直运输装置300的竖直部310背面设有环抱竖直钢架的稳定架311,竖直部310通过传动机构与竖直钢架200连接,具体为,竖直钢架200上设置竖直齿条201,竖直运输装置300的竖直部310内安装多个提升电机313,并分别驱动输出齿轮312与竖直齿条201啮合,竖直部310还另外通过连接架与竖直钢架滑动连接,实现纵向定位;运输平台320靠近装配式建筑100一侧表面设有一段活动轨道A321。如图8所示,围绕装配式建筑100的待建楼层101四周通过支撑件102水平安装固定轨道B103,活动轨道A321和固定轨道B103能够组合成完整的闭合轨道圈。As shown in FIG. 8 , the
如图5所示,位于运输平台320的活动轨道A321上具有运输小车400。如图3所示,运输小车400包括车底座410,车底座410设有车轮420并通过电机驱动,车轮420踏面与轨面接触、其轮缘卡合于轨道的轨腰处(如图10所示),车底座410具有配重411;车底座410与翻转平台430底部通过转轴铰接安装,位于车底座410和翻转平台430背面之间安装一个或多个翻转油缸440实现翻转平台430运动(如图4b所示),翻转油缸440由位于车底座410上的液压系统450驱动,液压系统主要包括电动机、联轴节、液压泵、分配阀,通过电动机驱动联轴节,联轴节驱动液压泵,液压泵通过分配阀驱动油缸伸缩,进而实现翻转,翻转的角度可以通过油缸的伸缩程度进行调节;如图3所示,翻转平台430顶部设有一个或多个与翻转平台430正面垂直布置的延伸架460,每个延伸架460上均设有沿其运动的移动部470,移动部470上设有能够实现升降运动的起吊机构480,相邻延伸架460之间连接有横杆461。As shown in FIG. 5 , there is a
一种装配式建筑单块外围构件吊装施工方法如下:A construction method for hoisting a single block peripheral component of a prefabricated building is as follows:
步骤一、首先,在待建装配式建筑旁边建设一竖直钢架200,然后安装竖直运输装置300及运输小车400。竖直运输装置300位于钢架底层,运输小车400位于竖直运输装置300的运输平台320的活动轨道A321上,运输小车400的翻转平台430平躺于运输平台320上(如图6a所示),借助外部起吊设备将单块外围预制构件吊至翻转平台430上,并将预制件与起吊机构480连接。Step 1: First, build a
具体地,运输小车400上的起吊机构480至少包括一组动滑轮482和定滑轮481,属于现有成熟结构。将该预制件的上端与起吊机构480上的动滑轮22用钢丝绳进行连接,起吊机构480内设有电机,实现动滑轮480升降。Specifically, the
步骤二、竖直运输装置300通过其上输出齿轮312附着在竖直钢架200上的齿条201,竖直运输装置300沿竖直钢架200上下运动,将运输小车400提升至预定高度,此时竖直运输装置300自带的运输轨道A321将与待建楼层周围的水平运输轨道B103贯通连接。Step 2, the
其中,竖直运输装置的动力来源为传动系统,该传动系统主要包括电动机、联轴器、减速器、输出齿轮,采用多机驱动,三台电动机的动力经联轴器和变速器后带动背部的输出齿轮运转,运转的输出齿轮与竖直钢架上的齿条啮合,实现升降。此外该竖直运输装置还装有安全控制系统和电气系统,其中安全控制系统配备有锥鼓限速器作为防坠安全装置。Among them, the power source of the vertical transport device is the transmission system, which mainly includes a motor, a coupling, a reducer, and an output gear, and is driven by a multi-machine. The output gear runs, and the running output gear meshes with the rack on the vertical steel frame to realize lifting. In addition, the vertical transport device is also equipped with a safety control system and an electrical system, wherein the safety control system is equipped with a cone-drum speed limiter as an anti-fall safety device.
而且,为了防止竖直运输装置的倾覆或脱轨,特别在竖直部310后部设计了可环抱竖直钢架的稳定架311,如图1所示。Moreover, in order to prevent the overturning or derailment of the vertical transport device, a
步骤三、利用运输小车上的翻转装置,将该预制件翻转至预定安装角度。Step 3: Using the turning device on the transport trolley, turn the prefab to a predetermined installation angle.
具体地,运输小车400上翻转平台430的翻转过程是通过液压系统实现的,液压系统主要包括电动机、联轴节、液压泵、分配阀,通过电动机驱动联轴节,联轴节驱动液压泵,液压泵通过分配阀驱动翻转油缸440伸缩,进而实现翻转,翻转的角度可以通过翻转油缸的伸缩程度进行调节,该调节的重要性首先体现在是否能够实现运输小车行走时所需的平衡,从而确保运输小车在水平轨道上平稳行驶。故,对于运输小车主要是解决其强度承载问题和防倾覆问题,其中强度承载问题可通过提高小车钢材强度进行解决,采用强度较高的钢材制作小车,防倾覆问题较为关键,所以运输小车上的控制器(安装有平衡传感器)通过液压系统可自如的调整构件的倾斜程度,从而自如的调节所载构件的重心,使得构件能够安全稳定的随运输小车移动。而且轨道的截面均采用工字形,运输小车的车轮420包括踏面和轮缘,其中踏面与轨面接触,两侧轮缘卡在轨道两侧(如图10所示)。Specifically, the overturning process of the
步骤四、运输小车400驶离竖直运输装置300后,经水平运输轨道行驶至预定安装位置外侧。Step 4: After the
具体地,运输小车400的动力来源为车上的电动机,电动机驱使小车的小轮在轨道上行驶。运输小车可通过已经贯通的轨道自如的驶离竖直运输装置,沿着水平运输轨道稳定行驶至预定安装位置外侧,如果存在多台运输小车,此刻其他运输小车可驶上竖直运输装置,重复下一次的运输。其中水平运输轨道位于待建楼层周围,铺设在支撑之上,该支撑是通过螺栓隔一定距离固定在墙体上的三角桁架。每当水平运输轨道需要爬升时,直接将三角桁架固定在上方预埋的螺栓上,利用临时电葫芦将轨道吊至该三角桁架并固定。对于运输轨道的稳定和承载力问题,首先要采用高强度钢筋,其次可适当增加轨道的支点。Specifically, the power source of the
可根据实际情况可先后提升两台运输小车,两台运输小车交错升降,且向相反的方向行驶,必要时,两台运输小车可组合成一个临时组合桁车,如图9所示,以便对大体积或大质量构件进行运输。According to the actual situation, two transport trolleys can be lifted successively, and the two transport trolleys are lifted and lowered staggeredly, and travel in opposite directions. If necessary, the two transport trolleys can be combined into a temporary combined trolley Bulk or bulky components are transported.
其中运输小车的底部宽度较大,且设计时充分考虑了小车满载时的实际受力,小车底部加有配重411以防止小车在运载过程中发生倾覆。如步骤三所提,同时当翻转时可通过操控翻转油缸的伸缩程度来控制翻转板的倾斜程度,从而进一步的调整整个运输小车的平衡,确保运输小车安全稳定的行驶。Among them, the bottom width of the transport trolley is large, and the actual force when the trolley is fully loaded is fully considered in the design, and a
步骤五、通过运输小车上方自带的移动装置将该预制件移动至预埋钢筋上方,精确对齐后,控制起吊机构480实现预制件缓慢落入。Step 5. Move the prefab to the top of the pre-embedded steel bar by the moving device provided above the transport trolley. After accurate alignment, control the
具体地,运输小车上的移动部也是通过电机可以自如沿延伸460运动,配合起吊机构480实现构件的水平和竖直运动。在移动部吊装预制件运动过程中,翻转油缸控制翻转平台向相反方向回落,始终保持运输小车的平衡,这样可以减少轨道的受力,减轻结构质量,提高结构的承载力。Specifically, the moving part on the transport trolley can also freely move along the
步骤六、调整好垂直度及其他参数,运用干式连接法迅速完成对接,从而完成吊装。Step 6: Adjust the verticality and other parameters, and use the dry connection method to quickly complete the docking, thereby completing the hoisting.
干式连接法是相对于传统的套筒灌浆这种湿作业方法而言的,该干式连接法的前提是预制件的钢筋接头处即预制件底部不是传统的全封闭,而是在内侧预留可以操作的空间,当预制件底部钢筋与下部预埋的钢筋对齐时,可通过预先装置好的带有正反螺丝扣的套筒将同样带有正反螺丝扣的上下部钢筋快速的牢固连接。The dry connection method is relative to the traditional wet working method of sleeve grouting. The premise of the dry connection method is that the steel joint of the prefab, that is, the bottom of the prefab is not a traditional fully enclosed, but is prefabricated on the inside. Leave room for operation. When the steel bars at the bottom of the prefabricated part are aligned with the embedded steel bars at the bottom, the upper and lower steel bars with the front and back turnbuckles can be fastened quickly through the pre-installed sleeves with front and back turnbuckles. connect.
步骤七、运输小车再次驶回竖直运输装置,随竖直运输装置到达竖直钢架底层,重复以上步骤,直至将所有预制件均吊装完毕。Step 7: The transport trolley drives back to the vertical transport device again, and reaches the bottom layer of the vertical steel frame with the vertical transport device, and repeats the above steps until all prefabricated parts are hoisted.
本发明主要用于对装配式建筑单块外围构件的起吊和运输,外围构件一般包括外墙、飘窗、阳台、窗户等等,飘窗或外墙的质量较大,单块运输中对于竖直运输和水平运输体系的强度要求较低,而且安装比较简单,安装要求较低,适合于装配式构件较少的吊装作业,单块构件的质量较小,相对运输速度较快,适合运输多块互不相同或不规则的构件。The present invention is mainly used for hoisting and transporting the peripheral components of a single block of prefabricated buildings. The peripheral components generally include outer walls, bay windows, balconies, windows, etc., and the quality of bay windows or outer walls is relatively large. The strength requirements of the direct transportation and horizontal transportation systems are low, and the installation is relatively simple and the installation requirements are low. It is suitable for hoisting operations with few prefabricated components. The mass of a single component is small, and the relative transportation speed is relatively fast. Blocks are distinct or irregular components.
以上所述的所有涉及到的结构构件均应符合实际的受力要求,设计合理,本发明能够很好的解决现有方案中涉及到安全和经济等方面的问题,该方案造价低,自动化程度高,进而提高了建造效率,该方案相比现有方案作业半径小,对地面上的人与物构成的危险相对较小,极大的降低了安全隐患,且相比现有方案操作方便,易控制建筑质量。All the structural components involved in the above should meet the actual force requirements, and the design is reasonable. The present invention can well solve the problems related to safety and economy in the existing scheme. The scheme is low in cost and has a high degree of automation. Compared with the existing scheme, the operation radius of this scheme is smaller, and the danger to people and objects on the ground is relatively small, which greatly reduces the potential safety hazard, and is more convenient to operate than the existing scheme. Easy to control construction quality.
本发明自动化程度高,节约了较多的人力成本,由于该方案可近距离实施操作,所以相比传统的塔吊吊装更加安全、快捷、高效,而且该方案具有较强的实用性和广泛的应用性。The invention has a high degree of automation and saves a lot of labor costs. Because the solution can be operated in a short distance, it is safer, faster and more efficient than the traditional tower crane hoisting, and the solution has strong practicability and wide application. sex.
虽然以上描述了本发明的具体实施方案,本领域的技术人员应该了解,上述实施例不以任何形式限制本发明,凡采用变形、修饰、等同替换或等效替换的方式所获得的技术方案,均落在本发明的保护范围内。Although the specific embodiments of the present invention have been described above, those skilled in the art should understand that the above-mentioned embodiments do not limit the present invention in any form. All fall within the protection scope of the present invention.
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