CN108049316A - Concrete high pier construction plate device - Google Patents
Concrete high pier construction plate device Download PDFInfo
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- CN108049316A CN108049316A CN201810116018.6A CN201810116018A CN108049316A CN 108049316 A CN108049316 A CN 108049316A CN 201810116018 A CN201810116018 A CN 201810116018A CN 108049316 A CN108049316 A CN 108049316A
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- 238000010276 construction Methods 0.000 title claims abstract description 79
- 238000009434 installation Methods 0.000 claims description 15
- 210000000988 bone and bone Anatomy 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000003340 mental effect Effects 0.000 claims 2
- 238000009415 formwork Methods 0.000 abstract description 141
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 description 6
- 230000009194 climbing Effects 0.000 description 5
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- 238000004519 manufacturing process Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
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- 230000003252 repetitive effect Effects 0.000 description 1
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- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
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Abstract
本发明提供了一种混凝土高墩施工模板装置,属于建筑设备技术领域,包括模板系统、支撑系统、液压提升系统、操作平台,模板系统包括内模板以及外模板,支撑系统包括围圈桁架、多个外提升架和多个内提升架,围圈桁架设置在外模板的外侧,围圈桁架与外模板之间的距离为220mm-280mm;多个外提升架均与围圈桁架固定连接,外模板安装于外提升架上,内模板安装于内提升架;液压提升系统用于带动内提升架以及外提升架往复移动,令围圈桁架、外模板以及内模板同步移动;操作平台位于内模板围成的空腔内以及位于围圈桁架上。该模板装置的整体结构紧凑,结构牢固可靠,提升过程中,模板的受力更加均匀,提升更加方便快捷。
The invention provides a formwork device for high concrete pier construction, which belongs to the technical field of construction equipment and includes a formwork system, a support system, a hydraulic lifting system, and an operating platform. The formwork system includes an inner formwork and an outer formwork. One outer lifting frame and multiple inner lifting frames, the enclosure truss is set on the outside of the outer formwork, the distance between the enclosure truss and the outer formwork is 220mm-280mm; multiple outer lifting frames are fixedly connected to the enclosure truss, and the outer formwork Installed on the outer lifting frame, the inner formwork is installed on the inner lifting frame; the hydraulic lifting system is used to drive the inner lifting frame and the outer lifting frame to move back and forth, so that the enclosure truss, outer formwork and inner formwork move synchronously; the operating platform is located around the inner formwork formed cavity and on the enclosure trusses. The overall structure of the formwork device is compact, and the structure is firm and reliable. During the lifting process, the force of the formwork is more uniform, and the lifting is more convenient and quick.
Description
技术领域technical field
本发明涉及建筑设备技术领域,具体而言,涉及一种混凝土高墩施工模板装置。The invention relates to the technical field of construction equipment, in particular to a construction formwork device for high concrete piers.
背景技术Background technique
在公路桥梁施工中,高墩混凝土的施工是一种非常常用的施工技术,具有操作简单、质量可靠、成本低等优点。高墩混凝土的施工工艺相对比较简单,做好高墩混凝土的施工质量控制工作,是非常关键的。现有技术中混凝土高墩施工常采用滑模或者翻模的施工方法。滑模主要由工作平台、内外模板、混凝土平台、工作吊栏和提升设备等组成,利用提升装备持续提升内外模板进行混凝土浇筑。翻模是采用大块钢模板,利用塔吊、手动葫芦提升、安装和拆除模板的作业放肆,主要由分节段大块钢模板、施工平台、模板固定架、提升设备以及安装设施等组成。In the construction of highway bridges, the construction of high pier concrete is a very common construction technology, which has the advantages of simple operation, reliable quality and low cost. The construction technology of high pier concrete is relatively simple, and it is very critical to do a good job in the construction quality control of high pier concrete. In the prior art, the construction of high concrete piers often adopts the construction method of sliding form or overturning formwork. The sliding form is mainly composed of working platform, inner and outer formwork, concrete platform, working hanging rail and lifting equipment, etc. The inner and outer formwork is continuously lifted by the lifting equipment for concrete pouring. Turnover is the operation of using large steel formwork, using tower cranes and manual hoists to lift, install and remove the formwork. It is mainly composed of segmented large steel formwork, construction platform, formwork fixing frame, lifting equipment and installation facilities.
发明人在研究中发现,现有技术中的混凝土高墩施工模板至少存在如下问题:The inventor found in the research that there are at least the following problems in the construction formwork of concrete high piers in the prior art:
其一、现有技术中采用滑模施工工艺,模板装置一次性投资较大,对结构物的立面造型有一定限制,结构设计上也必须根据滑模施工的特点予以配合,且在施工组织管理上,需要有科学的管理制度和数量的专业队伍,施工成本高。One, the sliding form construction technology is adopted in the prior art, and the one-time investment of the formwork device is relatively large, which has certain restrictions on the facade shape of the structure. The structural design must also be coordinated according to the characteristics of the sliding form construction, and the construction organization In terms of management, a scientific management system and a large number of professional teams are required, and the construction cost is high.
其二、现有技术采用翻模施工工艺,翻模施工过程中需要采用大型的其中设备,对施工场地的环境要求高,设备操作不够灵活,施工的周期长。Its two, the prior art adopts the mold-turning construction technology, needs to adopt large-scale equipment in the mold-turning construction process, has high requirements on the environment of the construction site, equipment operation is not flexible enough, and the construction cycle is long.
发明内容Contents of the invention
本发明的目的在于提供一种混凝土高墩施工模板装置,以改善现有技术的混凝土高墩施工模板装置操作费时费力、施工周期长以及施工成本高的问题。The object of the present invention is to provide a formwork device for high concrete pier construction, so as to improve the problems of time-consuming and laborious operation, long construction period and high construction cost of the construction formwork device for high concrete pier in the prior art.
本发明是这样实现的:The present invention is achieved like this:
基于上述目的,本发明提供了一种混凝土高墩施工模板装置,Based on the above object, the present invention provides a formwork device for high concrete pier construction,
包括模板系统、支撑系统、液压提升系统、操作平台以及可伸缩的人行梯,其中:Including formwork system, support system, hydraulic lifting system, operating platform and retractable pedestrian ladder, of which:
所述模板系统包括内模板以及外模板,所述外模板围成柱形空腔,所述内模板位于所述外模板围成的柱形空腔内,所述内模板与所述外模板之间形成环形待浇筑空腔;The template system includes an inner template and an outer template, the outer template surrounds a cylindrical cavity, the inner template is located in the cylindrical cavity surrounded by the outer template, and the inner template and the outer template A ring-shaped cavity to be poured is formed between them;
所述支撑系统包括围圈桁架、多个外提升架以及多个内提升架,所述围圈桁架设置在所述外模板的外侧,所述围圈桁架与所述外模板之间的距离为220mm-280mm;所述多个外提升架均与所述围圈桁架固定连接,且所述多个外提升架沿所述外模板的周向方向间隔设置,所述外模板安装于所述外提升架上;所述内提升架位于所述内模板围成的空腔内,且所述内模板安装于所述内提升架;The support system includes a ring truss, a plurality of outer lifting frames and a plurality of inner lifting frames, the ring truss is arranged on the outside of the outer formwork, and the distance between the ring truss and the outer formwork is 220mm-280mm; the plurality of outer lifting frames are all fixedly connected to the enclosure truss, and the plurality of outer lifting frames are arranged at intervals along the circumferential direction of the outer formwork, and the outer formwork is installed on the outer On the lifting frame; the inner lifting frame is located in the cavity surrounded by the inner template, and the inner template is installed on the inner lifting frame;
所述液压提升系统包括多个液压提升装置,所述多个外提升架以及所述多个内提升架上分别连接有所述液压提升装置,所述液压提升装置用于带动所述内提升架以及所述外提升架往复移动,令所述围圈桁架、所述外模板以及所述内模板同步移动;The hydraulic lifting system includes a plurality of hydraulic lifting devices, the hydraulic lifting devices are respectively connected to the plurality of outer lifting frames and the plurality of inner lifting frames, and the hydraulic lifting devices are used to drive the inner lifting frame And the outer lifting frame moves back and forth, so that the enclosure truss, the outer formwork and the inner formwork move synchronously;
所述操作平台位于所述内模板围成的空腔内以及位于所述围圈桁架上;The operating platform is located in the cavity surrounded by the inner formwork and on the enclosure truss;
所述人行梯包括梯子主体以及锁组件,所述梯子主体包括两根相对设置的主骨梁以及位于两根所述主骨梁之间的多根横梁,多根所述横梁平行设置,每根所述横梁的两端分别插接在对应的所述主骨梁上,每根所述主骨梁的一端设置有套筒,所述操作平台上设置有连接部,所述套筒套设在所述连接部外,所述梯子主体能够相对于所述操作平台转动,所述梯子主体与所述操作平台之间通过所述锁组件连接。The pedestrian ladder includes a ladder main body and a lock assembly. The ladder main body includes two opposite main bone beams and a plurality of beams located between the two main bone beams. Multiple cross beams are arranged in parallel, and each The two ends of the crossbeam are plugged respectively on the corresponding main bone beams, one end of each main bone beam is provided with a sleeve, the operating platform is provided with a connecting part, and the sleeve is sleeved on the Outside the connecting portion, the ladder main body can rotate relative to the operating platform, and the ladder main body and the operating platform are connected by the lock assembly.
优选的,所述液压提升装置为千斤顶,所述液压提升系统还包括导向杆,所述提升架与所述导向杆连接,所述千斤顶驱动所述提升架沿所述导向杆的长度方向滑动。Preferably, the hydraulic lifting device is a jack, the hydraulic lifting system further includes a guide rod, the lifting frame is connected to the guiding rod, and the jack drives the lifting frame to slide along the length direction of the guiding rod.
优选的,所述外提升架包括纵梁、承重梁以及相对设置的两根支撑杆,所述纵梁与所述承重梁相互垂直,所述纵梁的底端固定于所述围圈桁架,其顶端连接所述承重梁,所述纵梁沿竖直方向向上伸出所述操作平台;所述承重梁沿垂直于外模板的板面方向延伸,且所述承重梁沿朝向所述内模板的方向凸出所述外模板,所述外模板通过连接组件与所述承重梁连接;所述两根支撑杆分别支撑在所述承重梁与所述围圈桁架之间。Preferably, the outer lifting frame includes a longitudinal beam, a load-bearing beam and two supporting rods arranged oppositely, the longitudinal beam and the load-bearing beam are perpendicular to each other, and the bottom end of the longitudinal beam is fixed to the enclosure truss, Its top is connected to the load-bearing beam, and the longitudinal beam protrudes upwards from the operating platform along the vertical direction; The direction protrudes from the outer formwork, and the outer formwork is connected to the load-bearing beam through a connecting component; the two support rods are respectively supported between the load-bearing beam and the enclosure truss.
优选的,所述承重梁具有安装孔,所述安装孔沿竖直方向贯穿所述承重梁,所述安装孔沿所述承重梁的长度方向延伸;Preferably, the load-bearing beam has a mounting hole, the mounting hole vertically penetrates the load-bearing beam, and the mounting hole extends along the length direction of the load-bearing beam;
所述连接组件包括连接杆以及限位块,所述连接杆穿过所述安装孔,且所述连接杆的一端固定连接所述外模板,其另一端伸出所述承重梁的顶面,所述限位块安装于所述连接杆上,用于防止所述连接杆的顶端从所述安装孔内脱落。The connection assembly includes a connecting rod and a limit block, the connecting rod passes through the installation hole, and one end of the connecting rod is fixedly connected to the outer formwork, and the other end protrudes from the top surface of the load-bearing beam, The limiting block is installed on the connecting rod to prevent the top end of the connecting rod from falling off from the mounting hole.
优选的,所述连接组件还包括吊环以及连接条,所述连接条与所述外模板固定连接,所述连接条沿所述外模板的长度侧边或者宽度侧边延伸,所述吊环套设在所述连接条上,所述连接杆与所述连接条固定连接。Preferably, the connecting assembly further includes a lifting ring and a connecting bar, the connecting bar is fixedly connected with the outer formwork, the connecting bar extends along the length side or the width side of the outer formwork, the hanging ring is sleeved On the connecting bar, the connecting rod is fixedly connected with the connecting bar.
优选的,至少一根所述主骨梁上设置有第一安装凸耳,所述操作平台上设置有第二安装凸耳,所述锁组件包括锁体、锁芯和锁舌,所述锁体安装在所述第二安装凸耳上,所述锁芯与所述锁舌安装在所述第一安装凸耳内,所述锁芯传动连接于所述锁舌,所述锁舌能够锁接在所述锁体中。Preferably, at least one of the main beams is provided with a first installation lug, and the operating platform is provided with a second installation lug, the lock assembly includes a lock body, a lock cylinder and a lock tongue, and the lock The body is installed on the second installation lug, the lock cylinder and the lock tongue are installed in the first installation lug, the lock cylinder is connected to the lock tongue by transmission, and the lock tongue can lock Connected to the lock body.
优选的,所述模板系统还包括对拉条。Preferably, the formwork system further includes braces.
优选的,所述内模板上还安装有第一对拉螺杆,所述第一对拉螺杆的两端分别连接所述内模板的相邻的两个模板;所述外模板上还设置有第二对拉螺杆,所述第二对拉螺杆的两端分别连接所述外模板的相邻的两个模板。Preferably, the inner formwork is also equipped with a first pair of pulling screws, and the two ends of the first pair of pulling screws are respectively connected to two adjacent formworks of the inner formwork; the outer formwork is also provided with a second Two pairs of pull screws, the two ends of the second pair of pull screws are respectively connected to two adjacent templates of the outer template.
优选的,所述混凝土高墩施工模板装置还包括防护栏,所述防护栏位于所述围圈桁架的外侧,且所述防护栏沿所述围圈桁架的周向方向呈环状,所述防护栏与所述围圈桁架连接。Preferably, the construction formwork device for high concrete piers further includes a guardrail, the guardrail is located on the outside of the enclosure truss, and the guardrail is ring-shaped along the circumferential direction of the enclosure truss, the A guardrail is connected to the enclosure trusses.
优选的,所述防护栏包括多根金属型材,所述多根金属型材拼接制成框架结构。Preferably, the guardrail includes multiple metal profiles, and the multiple metal profiles are spliced to form a frame structure.
本发明的有益效果是:The beneficial effects of the present invention are:
综上所述,本发明提供了一种混凝土高墩施工模板装置,该混凝土高墩施工模板装置结构简单合理,加工制造方便,制造成本低;同时,该模板装置的整体结构紧凑,结构牢固可靠,提升过程中,模板的受力更加均匀,提升更加方便快捷,设置有人行梯,便于工人上下操作。具体如下:In summary, the present invention provides a construction formwork device for high concrete piers. The construction formwork device for high concrete piers has a simple and reasonable structure, convenient processing and manufacturing, and low manufacturing cost; at the same time, the overall structure of the formwork device is compact, and the structure is firm and reliable. , During the lifting process, the force of the formwork is more uniform, and the lifting is more convenient and fast. There is a walking ladder, which is convenient for workers to operate up and down. details as follows:
该模板装置包括模板系统、支撑系统以及液压提升系统,模板系统用于浇筑时确定浇筑的空腔,模板系统根据实际浇筑的建筑物的结构进行设计,模板之间围成密封的空腔,浇筑时不易漏浆;模板系统与支撑系统、液压提升系统相互连接,液压提升系统提供整个模板装置上升或者下降需要的动力。支撑系统包括围圈桁架以及提升架,围圈桁架用于固定模板系统,提升架与模板连接,提升装置驱动提升架往复移动,提升架与模板以及围圈桁架固定连接,进而带动围圈桁架以及模板同步运动,实现整体的移动,进而完成浇筑。提升过程中,提升架与模板连接,液压提升装置直接作用在提升架上,提升架带动整个模板装置移动,提升时更加稳定,且每个提升架上分别连接有液压提升装置,提升时整个装置的受力平衡,不需要进行反复的调整,缩短了施工时间,提高了施工效率。同时,合模之后,外模板与围圈桁架之间具有300mm-500mm的距离,便于施工过程中的脱模。工人通过人行梯上下操作台,工作方便,且人行梯不使用时可以锁接在操作台上,减少了搬运过程,节省了劳动力。The formwork device includes a formwork system, a support system, and a hydraulic lifting system. The formwork system is used to determine the pouring cavity during pouring. The formwork system is designed according to the structure of the actual poured building. A sealed cavity is formed between the formwork. It is not easy to leak slurry; the formwork system is connected with the support system and the hydraulic lifting system, and the hydraulic lifting system provides the power required for the entire formwork device to rise or fall. The support system includes the enclosure truss and the hoisting frame. The enclosure truss is used to fix the formwork system. The hoisting frame is connected to the formwork. The lifting device drives the hoisting frame to move back and forth. The formwork moves synchronously to realize the overall movement and complete the pouring. During the lifting process, the lifting frame is connected with the formwork, and the hydraulic lifting device directly acts on the lifting frame, and the lifting frame drives the entire formwork device to move, which is more stable during lifting, and each lifting frame is connected with a hydraulic lifting device. The force balance does not need to be adjusted repeatedly, which shortens the construction time and improves the construction efficiency. At the same time, after the mold is closed, there is a distance of 300mm-500mm between the outer formwork and the enclosure truss, which is convenient for demoulding during construction. It is convenient for workers to go up and down the operation platform through the pedestrian ladder, and when the pedestrian ladder is not in use, it can be locked on the operation platform, which reduces the handling process and saves labor.
附图说明Description of drawings
为了更清楚地说明本发明实施例的技术方案,下面将对实施例中所需要使用的附图作简单地介绍,应当理解,以下附图仅示出了本发明的某些实施例,因此不应被看作是对范围的限定,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他相关的附图。In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and thus It should be regarded as a limitation on the scope, and those skilled in the art can also obtain other related drawings based on these drawings without creative work.
图1为本发明实施例提供的混凝土高墩施工模板装置的俯视图;Fig. 1 is the top view of the concrete high pier construction formwork device that the embodiment of the present invention provides;
图2为本发明实施例提供的混凝土高墩施工模板装置的提升架的结构图;Fig. 2 is the structural diagram of the lifting frame of the concrete high pier construction formwork device provided by the embodiment of the present invention;
图3为本发明实施例提供的混凝土高墩施工模板装置的提升架与连接组件的结构图;Fig. 3 is the structural diagram of the lifting frame and the connecting assembly of the concrete high pier construction formwork device provided by the embodiment of the present invention;
图4为本发明实施例提供的混凝土高墩施工模板装置的承重梁的结构图;Fig. 4 is the structural diagram of the load-bearing beam of the concrete high pier construction formwork device provided by the embodiment of the present invention;
图5为本发明实施例提供的混凝土高墩施工模板装置的连接组件与外模板的结构图;Fig. 5 is the structural diagram of the connection assembly and the outer formwork of the concrete high pier construction formwork device provided by the embodiment of the present invention;
图6为本发明实施例提供的混凝土高墩施工模板装置的外模板与内模板的结构图;Fig. 6 is the structural diagram of the outer formwork and the inner formwork of the concrete high pier construction formwork device provided by the embodiment of the present invention;
图7为本发明实施例提供的混凝土高墩施工模板装置的结构示意图。Fig. 7 is a schematic structural view of a construction formwork device for a high concrete pier provided by an embodiment of the present invention.
附图标记汇总:Summary of reference signs:
操作平台100,连接部110,第二安装凸耳120,外模板200,内模板300,围圈桁架400,外提升架500,内提升架600,液压提升装置700,防护栏800,Operating platform 100, connecting portion 110, second mounting lug 120, outer formwork 200, inner formwork 300, enclosure truss 400, outer lifting frame 500, inner lifting frame 600, hydraulic lifting device 700, guardrail 800,
导向杆101,纵梁102,承重梁103,支撑杆104,安装孔105,连接杆106,限位块107,吊环108,连接条109,Guide rod 101, longitudinal beam 102, load-bearing beam 103, support rod 104, mounting hole 105, connecting rod 106, limit block 107, suspension ring 108, connecting bar 109,
调节丝杠201,对拉条202,第一对拉螺杆203,第二对拉螺杆 204,Adjust leading screw 201, to pull bar 202, the first pair of pull screw rods 203, the second pair of pull screw rods 204,
人行梯900,第一安装凸耳910。Walking ladder 900, first mounting lug 910.
具体实施方式Detailed ways
现有技术中采用滑模施工工艺,模板装置一次性投资较大,对结构物的立面造型有一定限制,结构设计上也必须根据滑模施工的特点予以配合,且在施工组织管理上,需要有科学的管理制度和数量的专业队伍,施工成本高。In the existing technology, the sliding form construction technology is adopted, and the formwork device has a large one-time investment, which has certain restrictions on the facade shape of the structure. The structural design must also be coordinated according to the characteristics of the sliding form construction, and in the construction organization management, A scientific management system and a large number of professional teams are required, and the construction cost is high.
鉴于此,本发明的设计者设计了一种混凝土高墩施工模板装置,该模板装置结构简单合理,加工制造成本低,同时,该模板装置结构紧凑牢固,施工过程中,模板系统的爬升操作灵活,爬升过程中整个装置的受力平衡,节省了施工时间。In view of this, the designer of the present invention designed a formwork device for high concrete pier construction. The formwork device has a simple and reasonable structure and low manufacturing cost. At the same time, the formwork device has a compact and firm structure. During the construction process, the climbing operation of the formwork system is flexible , The force balance of the whole device during the climbing process saves construction time.
为使本发明实施例的目的、技术方案和优点更加清楚,下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本发明一部分实施例,而不是全部的实施例。通常在此处附图中描述和示出的本发明实施例的组件可以以各种不同的配置来布置和设计。因此,以下对在附图中提供的本发明的实施例的详细描述并非旨在限制要求保护的本发明的范围,而是仅仅表示本发明的选定实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations. Accordingly, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
应注意到:相似的标号和字母在下面的附图中表示类似项,因此,一旦某一项在一个附图中被定义,则在随后的附图中不需要对其进行进一步定义和解释。It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.
在本发明的描述中,需要说明的是,术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,或者是该发明产品使用时惯常摆放的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。此外,术语“第一”、“第二”、“第三”等仅用于区分描述,而不能理解为指示或暗示相对重要性。In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the invention is used, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying References to devices or elements must have a particular orientation, be constructed, and operate in a particular orientation and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.
在本发明的描述中,还需要说明的是,除非另有明确的规定和限定,术语“设置”、“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本发明中的具体含义。In the description of the present invention, it should also be noted that, unless otherwise clearly specified and limited, the terms "installation", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.
参照图1-7,本实施例提供了一种混凝土高墩施工模板装置,包括模板系统、支撑系统、液压提升系统、操作平台100以及人行梯 900,其中:Referring to Figures 1-7, this embodiment provides a formwork device for high concrete pier construction, including a formwork system, a support system, a hydraulic lifting system, an operating platform 100, and a pedestrian ladder 900, wherein:
所述模板系统包括内模板300以及外模板200,所述外模板200 围成柱形空腔,所述内模板300位于所述外模板200围成的柱形空腔内,所述内模板300与所述外模板200之间形成环形待浇筑空腔;The formwork system includes an inner formwork 300 and an outer formwork 200, the outer formwork 200 surrounds a cylindrical cavity, the inner formwork 300 is located in the cylindrical cavity surrounded by the outer formwork 200, the inner formwork 300 An annular cavity to be poured is formed between the outer template 200;
所述支撑系统包括围圈桁架400、多个外提升架500以及多个内提升架600,所述围圈桁架400设置在所述外模板200的外侧,所述围圈桁架400与所述外模板200之间的距离为220mm-280mm;所述多个外提升架500均与所述围圈桁架400固定连接,且所述多个外提升架500沿所述外模板200的周向方向间隔设置,所述外模板200 安装于所述外提升架500上;所述内提升架600位于所述内模板300 围成的空腔内,且所述内模板300安装于所述内提升架600;The support system includes a ring truss 400, a plurality of outer lifting frames 500 and a plurality of inner lifting frames 600. The ring truss 400 is arranged on the outer side of the outer formwork 200, and the ring truss 400 is connected to the outer formwork 200. The distance between the templates 200 is 220mm-280mm; the plurality of outer lifting frames 500 are fixedly connected to the enclosure truss 400, and the plurality of outer lifting frames 500 are spaced along the circumferential direction of the outer template 200 Set, the outer template 200 is installed on the outer lifting frame 500; the inner lifting frame 600 is located in the cavity surrounded by the inner template 300, and the inner template 300 is installed on the inner lifting frame 600 ;
所述液压提升系统包括多个液压提升装置700,所述多个外提升架500以及所述多个内提升架600上分别连接有所述液压提升装置 700,所述液压提升装置700用于带动所述内提升架600以及所述外提升架500往复移动,令所述围圈桁架400、所述外模板200以及所述内模板300同步移动;The hydraulic lifting system includes a plurality of hydraulic lifting devices 700, the hydraulic lifting devices 700 are respectively connected to the plurality of outer lifting frames 500 and the plurality of inner lifting frames 600, and the hydraulic lifting devices 700 are used to drive The inner lifting frame 600 and the outer lifting frame 500 move back and forth, so that the enclosure truss 400, the outer formwork 200 and the inner formwork 300 move synchronously;
所述操作平台100位于所述内模板300围成的空腔内以及位于所述围圈桁架400上;The operation platform 100 is located in the cavity surrounded by the inner formwork 300 and on the enclosure truss 400;
所述人行梯900包括梯子主体以及锁组件,所述梯子主体包括两根相对设置的主骨梁以及位于两根所述主骨梁之间的多根横梁,多根所述横梁平行设置,每根所述横梁的两端分别插接在对应的所述主骨梁上,每根所述主骨梁的一端设置有套筒,所述操作平台上设置有连接部110,所述套筒套设在所述连接部110外,所述梯子主体能够相对于所述操作平台转动,所述梯子主体与所述操作平台之间通过所述锁组件连接。便于工作人员上下操作平台,不需要反复搬运人行梯 900,大大降低了工作强度,同时,使用完毕后,利用锁组件将人行梯900所在操作平台上,不易丢失。The pedestrian ladder 900 includes a ladder body and a lock assembly. The ladder body includes two oppositely arranged main beams and a plurality of beams located between the two main beams. The multiple beams are arranged in parallel, and each The two ends of each of the cross beams are plugged respectively on the corresponding main bone beams, a sleeve is arranged at one end of each of the main bone beams, and a connecting part 110 is arranged on the operating platform, and the sleeve covers Located outside the connecting portion 110 , the ladder main body can rotate relative to the operating platform, and the ladder main body and the operating platform are connected through the lock assembly. It is convenient for the staff to operate the platform up and down, and there is no need to carry the pedestrian ladder 900 repeatedly, which greatly reduces the work intensity. At the same time, after use, the pedestrian ladder 900 is placed on the operating platform by using the lock assembly, so that it is not easy to lose.
可选的,至少一根所述主骨梁上设置有第一安装凸耳910,所述操作平台上设置有第二安装凸耳120,所述锁组件包括锁体、锁芯和锁舌,所述锁体安装在所述第二安装凸耳120上,所述锁芯与所述锁舌安装在所述第一安装凸耳910内,所述锁芯传动连接于所述锁舌,所述锁舌能够锁接在所述锁体中。Optionally, at least one of the main beams is provided with a first installation lug 910, and the operating platform is provided with a second installation lug 120, and the lock assembly includes a lock body, a lock cylinder and a lock tongue, The lock body is installed on the second installation lug 120, the lock cylinder and the lock tongue are installed in the first installation lug 910, and the lock cylinder is connected to the lock tongue by transmission. The lock tongue can be locked in the lock body.
可选的,人行梯900包括有第一段以及第二段,第一段和第二段滑动连接。具体的,第一段的主骨梁和第二段的主骨梁插接,第一段的主骨梁能够相对于第二段的主骨梁滑动,进而改变人行梯900的长度。同时,第一段的主骨梁和第二段的主骨梁之间通过螺栓连接,便于调整。第一安装凸耳910设置在人行梯900的第二段上,人行梯 900的第一段的一端铰接在操作平台上。人行梯900的调整方便,使用范围广。Optionally, the pedestrian ladder 900 includes a first section and a second section, and the first section and the second section are slidingly connected. Specifically, the main frame beam of the first section is inserted into the main frame beam of the second section, and the main frame beam of the first section can slide relative to the main frame beam of the second section, thereby changing the length of the pedestrian ladder 900 . At the same time, the main bone beam of the first section and the main bone beam of the second section are connected by bolts, which is convenient for adjustment. The first mounting lug 910 is arranged on the second section of the walking ladder 900, and one end of the first section of the walking ladder 900 is hinged on the operating platform. The walking ladder 900 is easy to adjust and has a wide range of applications.
本实施例提供了一种混凝土高墩施工模板装置,该混凝土高墩施工模板装置结构简单合理,加工制造方便,制造成本低;同时,该模板装置的整体结构紧凑,结构牢固可靠,提升过程中,模板的受力更加均匀,提升更加方便快捷。具体如下:This embodiment provides a formwork device for high concrete pier construction. The formwork device for high concrete pier construction has a simple and reasonable structure, convenient processing and manufacturing, and low manufacturing cost; meanwhile, the formwork device has a compact overall structure, a firm and reliable structure, and can , the force of the template is more uniform, and the lifting is more convenient and quick. details as follows:
该模板装置包括模板系统、支撑系统以及液压提升系统,模板系统用于浇筑时确定浇筑的空腔,模板系统根据实际浇筑的建筑物的结构进行设计,模板之间围成密封的空腔,浇筑时不易漏浆;模板系统与支撑系统、液压提升系统相互连接,液压提升系统提供整个模板装置上升或者下降需要的动力。支撑系统包括围圈桁架400以及提升架,围圈桁架400用于固定模板系统,提升架与模板连接,提升装置驱动提升架往复移动,提升架与模板以及围圈桁架400固定连接,进而带动围圈桁架400以及模板同步运动,实现整体的移动,进而完成浇筑。提升过程中,提升架与模板连接,液压提升装置700直接作用在提升架上,提升架带动整个模板装置移动,提升时更加稳定,且每个提升架上分别连接有液压提升装置700,提升时整个装置的受力平衡,不需要进行反复的调整,缩短了施工时间,提高了施工效率。同时,合模之后,外模板与围圈桁架之间具有220mm-280mm的距离,便于施工过程中的脱模。The formwork device includes a formwork system, a support system, and a hydraulic lifting system. The formwork system is used to determine the pouring cavity during pouring. The formwork system is designed according to the structure of the actual poured building. A sealed cavity is formed between the formwork. It is not easy to leak slurry; the formwork system is connected with the support system and the hydraulic lifting system, and the hydraulic lifting system provides the power required for the entire formwork device to rise or fall. The support system includes enclosure truss 400 and hoisting frame. The enclosure truss 400 is used to fix the formwork system. The hoisting frame is connected to the formwork. The lifting device drives the hoisting frame to reciprocate. The ring truss 400 and the template move synchronously to realize the overall movement and then complete the pouring. During the lifting process, the lifting frame is connected with the template, and the hydraulic lifting device 700 directly acts on the lifting frame, and the lifting frame drives the entire template device to move, which is more stable during lifting. The force balance of the whole device does not require repeated adjustments, which shortens the construction time and improves the construction efficiency. At the same time, after the mold is closed, there is a distance of 220mm-280mm between the outer formwork and the enclosure truss, which is convenient for demoulding during construction.
请参阅图1,该实施例的优选方案中,所述液压提升装置700为千斤顶,所述液压提升系统还包括导向杆101,所述提升架与所述导向杆101连接,所述千斤顶驱动所述提升架沿所述导向杆101的长度方向滑动。千斤顶的稳定性高,功率高,工作时更加安全可靠。在爬模系统中,千斤顶需要配合换向盒一起实现上升以及下降过程,换向盒的结构为现有技术,本实施例中未对其结构进行改进,为了避免叙述重复累赘,换向盒的结构不进行详细说明。换向盒与千斤顶配合使用,每个千斤顶配设有两个换向盒,实际操作时,通过控制换向盒进而实现导向杆101或者提升架的提升,最终实现了整体的提升。在实际施工时,导向杆101是支承模板系统全部载荷的支撑点,因此,根据现场施工环境进行导向杆101的数量以及位置的排布,导向杆101 预埋在混凝土中,不需要拔除,保证了施工过程中导向杆101能够承受更大的力,施工安全。Please refer to Fig. 1, in the preferred solution of this embodiment, the hydraulic lifting device 700 is a jack, the hydraulic lifting system also includes a guide rod 101, the lifting frame is connected with the guide rod 101, and the jack drives the The lifting frame slides along the length direction of the guide rod 101 . The jack has high stability and high power, and it is safer and more reliable when working. In the climbing formwork system, the jack needs to cooperate with the reversing box to realize the rising and falling process together. The structure of the reversing box is the prior art, and no improvement is made to its structure in this embodiment. In order to avoid repetitive and cumbersome descriptions, the structure of the reversing box The structure is not described in detail. The reversing box is used in conjunction with the jack, and each jack is equipped with two reversing boxes. In actual operation, the guide rod 101 or the lifting frame is lifted by controlling the reversing box, and finally the overall lifting is realized. In actual construction, the guide rods 101 are the support points that support all the loads of the formwork system. Therefore, the number and position of the guide rods 101 are arranged according to the construction environment on site. The guide rods 101 are pre-buried in the concrete and do not need to be pulled out to ensure This ensures that the guide rod 101 can bear greater force during the construction process, and the construction is safe.
请参阅图2,该实施例的优选方案中,所述外提升架500包括纵梁102、承重梁103以及相对设置的两根支撑杆104,所述纵梁102 与所述承重梁103相互垂直,所述纵梁102的底端固定于所述围圈桁架400,其顶端连接所述承重梁103,所述纵梁102沿竖直方向向上伸出所述操作平台100;所述承重梁103沿垂直于外模板200的板面方向延伸,且所述承重梁103沿朝向所述内模板300的方向凸出所述外模板200,所述外模板200通过连接组件与所述承重梁103连接;所述两根支撑杆104分别支撑在所述承重梁103与所述围圈桁架400 之间。外提升架500设计为F形,承重梁103横跨了外模板200以及围圈桁架400,便于将围圈桁架400以及外模板200连接起来,提升过程中,千斤顶驱动提升架沿导向杆101滑动,进而实现了围圈桁架 400以及外模板200的同步移动,牵引更加方便。Please refer to FIG. 2 , in the preferred solution of this embodiment, the outer lifting frame 500 includes a longitudinal beam 102 , a load-bearing beam 103 and two support rods 104 oppositely arranged, and the longitudinal beam 102 and the load-bearing beam 103 are perpendicular to each other , the bottom end of the longitudinal beam 102 is fixed to the enclosure truss 400, and its top end is connected to the load-bearing beam 103, and the longitudinal beam 102 protrudes upward from the operating platform 100 in the vertical direction; the load-bearing beam 103 Extending in a direction perpendicular to the surface of the outer formwork 200, and the load-bearing beam 103 protrudes from the outer formwork 200 in a direction toward the inner formwork 300, and the outer formwork 200 is connected to the load-bearing beam 103 through a connecting assembly ; The two support rods 104 are respectively supported between the load-bearing beam 103 and the enclosure truss 400 . The outer lifting frame 500 is designed as an F shape, and the load-bearing beam 103 spans the outer formwork 200 and the enclosure truss 400, which is convenient for connecting the enclosure truss 400 and the outer formwork 200. During the lifting process, the jack drives the lifting frame to slide along the guide rod 101 , and then realize the synchronous movement of the enclosure truss 400 and the outer formwork 200, and the traction is more convenient.
内模板300与外模板200的牵引方式相同,且施工时同步提升,不进行详细描述。在实际施工时,为了保证施工的安全,所述液压提升装置700还设置有自锁装置。The drawing method of the inner formwork 300 and the outer formwork 200 is the same, and they are lifted synchronously during construction, so no detailed description will be given. During actual construction, in order to ensure construction safety, the hydraulic lifting device 700 is also provided with a self-locking device.
本实施例提供的混凝土高墩施工模板装置,利用围圈桁架400 为主要框架结构与施工平台,利用竖向预埋在墩柱砼内的导向杆101 作为架体的主要支撑结构以及提升轨道,优选设置为,导向杆101 为无缝钢管,强度高,便于加工与安装,并通过F型架体将围圈桁架 400与液压提升系统相连,当千斤顶向上爬升时,围圈桁架400与其共同提升,实现了模板上提。The formwork device for high concrete pier construction provided in this embodiment uses the enclosure truss 400 as the main frame structure and construction platform, and uses the guide rod 101 vertically pre-buried in the concrete of the pier column as the main supporting structure of the frame and the lifting track. Preferably, the guide rod 101 is a seamless steel pipe with high strength, which is convenient for processing and installation, and the enclosure truss 400 is connected with the hydraulic lifting system through an F-shaped frame body. When the jack climbs up, the enclosure truss 400 is lifted together with it. , to realize the template lifting.
请参阅图3-图4,该实施例的优选方案中,所述承重梁103具有安装孔105,所述安装孔105沿竖直方向贯穿所述承重梁103,所述安装孔105沿所述承重梁103的长度方向延伸;Please refer to Fig. 3-Fig. 4, in the preferred solution of this embodiment, the load-bearing beam 103 has a mounting hole 105, and the mounting hole 105 runs through the load-bearing beam 103 along the vertical direction, and the mounting hole 105 is along the The length direction of the load-bearing beam 103 extends;
所述连接组件包括连接杆106以及限位块107,所述连接杆106 穿过所述安装孔105,且所述连接杆106的一端固定连接所述外模板 200,其另一端伸出所述承重梁103的顶面,所述限位块107安装于所述连接杆106上,用于防止所述连接杆106的顶端从所述安装孔105内脱落。外模板200固定在承重梁103上的结构简单,能够在安装过程中调整连接杆106的长度进而调整外模板200与承重梁103 之间的距离,保证浇筑时四周的外模板200位于同一水平面内,整个围圈桁架400的受力均匀,便于浇筑。进一步的,连接杆106上设置刻度线,调整时更加精确。限位块107承受了外摸板的重力,使用时间较长后,易出现磨损的情况,将限位块107与连接杆106采用可拆卸连接,便于更换限位块107,提高施工安全。可以采用螺接的方式将限位块107螺接在连接杆106的端部,为了提高安全性,在连接杆 106上设置插销,防止限位块107脱落。The connecting assembly includes a connecting rod 106 and a limiting block 107, the connecting rod 106 passes through the mounting hole 105, and one end of the connecting rod 106 is fixedly connected to the outer formwork 200, and the other end extends out of the On the top surface of the load-bearing beam 103 , the limiting block 107 is installed on the connecting rod 106 to prevent the top end of the connecting rod 106 from falling off from the mounting hole 105 . The structure of the outer formwork 200 fixed on the load-bearing beam 103 is simple, and the length of the connecting rod 106 can be adjusted during the installation process to adjust the distance between the outer formwork 200 and the load-bearing beam 103, so as to ensure that the surrounding outer formwork 200 is in the same horizontal plane during pouring , the force of the entire enclosure truss 400 is uniform, and it is convenient for pouring. Further, a scale mark is set on the connecting rod 106, making the adjustment more precise. The limiting block 107 bears the gravity of the outer template, and after a long service time, it is prone to wear and tear. The limiting block 107 and the connecting rod 106 are detachably connected to facilitate the replacement of the limiting block 107 and improve construction safety. The limiting block 107 can be screwed on the end of the connecting rod 106 in a threaded manner. In order to improve safety, a latch is set on the connecting rod 106 to prevent the limiting block 107 from coming off.
请参阅图5,该实施例的优选方案中,所述连接组件还包括吊环 108以及连接条109,所述连接条109与所述外模板200固定连接,所述连接条109沿所述外模板200的长度侧边或者宽度侧边延伸,所述吊环108套设在所述连接条109上,所述连接杆106与所述连接条109固定连接。连接条109与外模板200连接,不需要在外模板200 上设置连接部110,外模板200的结构更加紧凑,便于加工;将吊环108直接套设在连接条109上,然后将连接条109与连接杆106固定连接,能够更好的将力分散在吊环108与连接杆106上,施工更加安全。Please refer to Fig. 5, in the preferred solution of this embodiment, the connection assembly also includes a suspension ring 108 and a connection bar 109, the connection bar 109 is fixedly connected with the outer formwork 200, and the connection bar 109 is fixed along the outer formwork The length side or width side of 200 extends, the suspension ring 108 is sleeved on the connecting bar 109 , and the connecting rod 106 is fixedly connected to the connecting bar 109 . Connecting bar 109 is connected with outer formwork 200, does not need to be provided with connecting part 110 on outer formwork 200, and the structure of outer formwork 200 is more compact, is convenient to process; Hanging ring 108 is directly sleeved on connecting bar 109, then connecting bar 109 and connecting The rod 106 is fixedly connected, which can better distribute the force on the suspension ring 108 and the connecting rod 106, and the construction is safer.
该实施例的优选方案中,所述外模板200通过调节丝杠201与所述围圈桁架400连接,外模板200以及内模板300合模以及脱模时,通过调节丝杠201即可,调节操作方便可靠,提高了施工效率。In the preferred solution of this embodiment, the outer formwork 200 is connected to the enclosure truss 400 by adjusting the lead screw 201. When the outer formwork 200 and the inner formwork 300 are molded and demoulded, it is sufficient to adjust the lead screw 201 to adjust The operation is convenient and reliable, and the construction efficiency is improved.
该实施例的优选方案中,所述模板系统还包括对拉条202,浇筑过程中,模板受到混凝土的侧向压力,模板围成的空腔易出现微小变形,模板连接的缝隙处易出现漏浆的情况,因此,设置有对拉条202,模板能够承受侧向压力,施工质量更好。In the preferred solution of this embodiment, the formwork system also includes the braces 202. During the pouring process, the formwork is subject to the lateral pressure of the concrete, the cavity surrounded by the formwork is prone to slight deformation, and the gap between the formwork is prone to leakage. In the case of slurry, therefore, the braces 202 are provided, the formwork can withstand lateral pressure, and the construction quality is better.
请参阅图6,该实施例的优选方案中,所述内模板300上还安装有第一对拉螺杆203,所述第一对拉螺杆203的两端分别连接所述内模板300的相邻的两个模板;所述外模板200上还设置有第二对拉螺杆204,所述第二对拉螺杆204的两端分别连接所述外模板200的相邻的两个模板。为了防止混凝土浇筑时围圈桁架400的变形,在内模板300以及外模板200的倒角处分别设置对拉螺杆,对拉螺杆操作方便,便于控制,使整个装置的机构更加牢固。Please refer to Fig. 6, in the preferred solution of this embodiment, the first pair of tension screws 203 are also installed on the inner formwork 300, and the two ends of the first pair of tension screws 203 are respectively connected to the adjacent sides of the inner formwork 300. Two templates; the outer template 200 is also provided with a second pair of pull screws 204, and the two ends of the second pair of pull screws 204 are respectively connected to the two adjacent templates of the outer template 200. In order to prevent the deformation of the enclosure truss 400 during concrete pouring, the chamfers of the inner formwork 300 and the outer formwork 200 are respectively provided with tensioning screws, which are easy to operate and control, and make the mechanism of the whole device more firm.
该实施例的优选方案中,所述混凝土高墩施工模板装置还包括防护栏800,所述防护栏800位于所述围圈桁架400的外侧,且所述防护栏800沿所述围圈桁架400的周向方向呈环状,所述防护栏800 与所述围圈桁架400连接。提高工人操作时的安全性,为了进一步提高工作操作的便利性,操作平台100上还安装有爬梯,爬梯上同样设置有防护栏800,操作安全。优选设置为,所述防护栏800包括多根金属型材,所述多根金属型材拼接制成框架结构,结构更加牢固可靠,不易断裂或者倒塌,施工安全。可以采用焊接或者螺接的方式固定连接,整体的结构牢固,连接方式稳定可靠。In a preferred solution of this embodiment, the construction formwork device for high concrete piers also includes a guardrail 800, the guardrail 800 is located on the outside of the enclosure truss 400, and the guardrail 800 is along the perimeter of the enclosure truss 400 The circumferential direction of the guard rail 800 is connected with the fence truss 400 . To improve the safety of workers during operation, in order to further improve the convenience of work operation, a climbing ladder is also installed on the operating platform 100, and a protective fence 800 is also arranged on the climbing ladder, so that the operation is safe. It is preferably configured that the guardrail 800 includes a plurality of metal profiles, and the multiple metal profiles are spliced to form a frame structure, the structure is more firm and reliable, not easy to break or collapse, and the construction is safe. The connection can be fixed by welding or screwing, the overall structure is firm, and the connection method is stable and reliable.
以上所述仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.
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CN112390171A (en) * | 2020-10-19 | 2021-02-23 | 中国铁建港航局集团有限公司 | Hydraulic creeping formwork and chamfering formwork suspension mechanism thereof |
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