Lifting device for concrete retaining wall formwork
Through the combined structure of triangular bracket and hand-pulled hoist, the problems of large weight of steel formwork and site limitation are solved, and the safe and efficient lifting of concrete retaining wall formwork is achieved, reducing construction complexity and cost.
Patent Information
- Application Number
- CN202422285765.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-19
- Publication Date
- 2025-08-01
- Estimated Expiration
- 2034-09-19
AI Technical Summary
The heavy weight of steel formwork leads to increased construction complexity and the inability to use large-scale mechanical lifting in small or complex sites, affecting construction efficiency and cost.
The combined structure of triangular support, cantilever cross bar, oblique strut rod, hanging ring, hand-pull hoist and tensioning rib is adopted. The concrete retaining wall form is hoisted through hand-pull hoist, and the triangular support is fixed with tension and concrete inserts to improve stability.
It realizes safe and efficient lifting of concrete retaining wall forms in narrow sites, reducing construction complexity and cost, and ensuring the safety of the lifting process.
Smart Images
Figure CN223175658U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of concrete retaining wall construction, and in particular to a lifting device for concrete retaining wall formwork. Background Art
[0002] During the pouring and forming of concrete retaining walls, steel formwork is often used as the primary support and forming material. Steel formwork boasts high strength, rigidity, and resistance to deformation. It maintains excellent performance over repeated use, effectively ensuring the integrity and durability of the resulting retaining wall.
[0003] However, due to the heavy weight of steel formwork, it often requires the use of lifting machinery during installation, which increases the complexity of construction and the overall cost of the project. Furthermore, in some projects, the construction site is confined, the terrain is complex, or the surrounding environment does not allow the use of large machinery, making it impossible to deploy a crane to assist in lifting the steel formwork. Consequently, construction is significantly affected by site conditions and cannot guarantee normal construction efficiency. Utility Model Content
[0004] In order to solve or partially solve the problems existing in the related art, the present application provides a lifting device for concrete retaining wall formwork, which has a simple structure, occupies a small area, can effectively carry out the lifting operation of the concrete retaining wall formwork, and ensure safety during lifting.
[0005] The present application provides a lifting device for a concrete retaining wall formwork, comprising: a triangular support, a cantilever crossbar, a diagonal brace, a lifting ring, a hand chain hoist and a tie bar;
[0006] The cantilever crossbar is arranged on the top of the triangular support, and the two ends of the diagonal support rod are respectively connected and fixed to the triangular support and the cantilever crossbar to support the cantilever crossbar;
[0007] The cantilever crossbar is provided with a first fixed clamp ring, the lifting ring is arranged and installed in the first fixed clamp ring, and the lifting hook of the hand chain hoist is arranged and installed in the lifting ring;
[0008] A second fixing clamp is provided on the triangular bracket, and a fixing ring is provided at one end of the tie bar. The tie bar is hingedly installed in the second fixing clamp of the triangular bracket through the fixing ring. The other end of the tie bar is connected and fixed to the dowel installed in the concrete to ensure the lifting stability of the triangular bracket.
[0009] Optionally, in some embodiments of the present application:
[0010] The triangular bracket is composed of three welded steel pipe columns, the angle between the three steel pipe columns is 120 degrees, and a bracket cross bar is provided between the three steel pipe columns to support and fix the triangular bracket.
[0011] Optionally, in some embodiments of the present application:
[0012] The materials of the first fixing snap ring, the second fixing snap ring and the sling ring are all steel materials;
[0013] The first fixing snap ring is fixed to the top of the cantilever cross bar by welding;
[0014] There are three second fixing snap rings, and the three second fixing snap rings are respectively fixed to the three steel pipe columns of the triangular support by welding.
[0015] Optionally, in some embodiments of the present application:
[0016] The lifting device further includes a reinforcing connecting plate;
[0017] The reinforcing connecting plate is L-shaped, and the two side walls of the reinforcing connecting plate are respectively connected and fixed to the triangular support and the cantilever cross bar to strengthen the fixation of the triangular support and the cantilever cross bar.
[0018] Optionally, in some embodiments of the present application:
[0019] The tension bar is a steel bar or a steel rope, and the tension bar is connected and fixed to the inserted bar installed in the concrete by welding.
[0020] The technical solution provided by the present application may include the following beneficial effects:
[0021] By providing a triangular support in the present application and fixing the sling ring through the first fixing snap ring, the chain block can be effectively hoisted, and the hoisting operation of the concrete retaining wall formwork can be carried out through the chain block. Moreover, the first fixing snap ring can ensure the limit of the sling ring during the hoisting process to ensure the safety of using the chain block to complete the hoisting operation of the concrete retaining wall formwork.
[0022] By using the tension bar to be connected and fixed to the inserted bar installed in the concrete in the present application, the triangular support can be fixed, effectively improving the overall stability of the triangular support, and effectively avoiding the dangerous situation of the triangular support tipping over during the hoisting operation, ensuring the safety during hoisting and lifting.
[0023] The structure of the present application is simple, occupies a small area, can effectively carry out the hoisting operation of the concrete retaining wall formwork, and ensures the safety during hoisting and lifting.
[0024] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and cannot limit the present application. Description of the Drawings
[0025] The above and other objects, features, and advantages of the present application will become more apparent by describing the exemplary embodiments of the present application in more detail with reference to the accompanying drawings. In the exemplary embodiments of the present application, the same reference numerals generally represent the same components.
[0026] Figure 1 It is a schematic side view structure diagram of the lifting device in the embodiment of the present application;
[0027] Figure 2 It is a schematic use structure diagram of the lifting device in the embodiment of the present application;
[0028] Figure 3 A partial structure diagram of the lifting device in the embodiment of the present application.
[0029] Reference numerals: 1 - triangular support, 101 - support cross bar, 102 - second fixing clamp, 2 - cantilever cross bar, 201 - first fixing clamp, 3 - diagonal brace, 4 - lifting ring, 5 - chain block, 6 - tension bar, 601 - fixing ring, 7 - strengthening connecting plate, 8 - concrete retaining wall, 801 - inserted bar, 9 - concrete retaining wall formwork. Detailed implementation manners
[0030] The embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the embodiments of the present application are shown in the drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.
[0031] It should be understood that although the terms "first", "second", "third", etc. may be used in the present application to describe various information, these information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of the present application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specifically defined.
[0032] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present application.
[0033] Unless otherwise clearly specified and defined, the terms "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.
[0034] During the pouring and forming process of the concrete retaining wall, steel formwork is often used as the main supporting and forming material. The steel formwork has the characteristics of high strength, large stiffness, and not easy to deform, and can still maintain good working performance during multiple uses, effectively ensuring the integrity and durability of the finally formed retaining wall. However, due to the large weight of the steel formwork, a hoisting machine is usually required for hoisting during the installation process, which increases the complexity of the construction to a certain extent and also increases the overall cost of the project. At the same time, in some engineering projects, the construction site has a small space, complex terrain, or the surrounding environment does not allow the use of large machinery, resulting in the inability to arrange a crane to assist in hoisting the steel formwork, and the construction is greatly affected by the site conditions, and the normal construction efficiency cannot be guaranteed.
[0035] In view of the above problems, the embodiment of the present application provides a lifting device for a concrete retaining wall formwork, which has a simple structure and a small floor area, can effectively carry out the hoisting operation of the concrete retaining wall formwork, and ensure the safety during hoisting and lifting.
[0036] The technical solutions of the embodiments of the present application are described in detail below with reference to the drawings.
[0037] Figure 1 is a schematic side view structure of the lifting device in the embodiment of the present application;
[0038] Figure 2 is a schematic use structure of the lifting device in the embodiment of the present application;
[0039] Figure 3 A partial structure schematic diagram of the lifting device in the embodiment of the present application.
[0040] See Figures 1 - 3 , a lifting device for a concrete retaining wall formwork, comprising: a triangular support 1, a cantilever crossbar 2, a diagonal brace 3, a lifting ring 4, a chain block 5 and a tension bar 6.
[0041] Specifically: The triangular support 1 is composed of three steel pipe columns welded together. The included angle between the three steel pipe columns is 120°. A support crossbar 101 is arranged between the three steel pipe columns to support and fix the triangular support 1. By forming a triangle and arranging the support crossbar 101, the stability and load-bearing capacity of the triangular support 1 can be enhanced.
[0042] The cantilever crossbar 2 is arranged at the top of the triangular support 1. Both ends of the diagonal brace 3 are respectively connected and fixed to the triangular support 1 and the cantilever crossbar 2 to support the cantilever crossbar 2.
[0043] Specifically: The materials of the cantilever crossbar 2 and the diagonal brace 3 are both steel. The cantilever crossbar 2 is fixed to the top of the triangular support 1 by welding. The diagonal brace 3 is connected and fixed to a steel pipe column of the triangular support 1 and the cantilever crossbar 2 by welding.
[0044] A first fixing clamp 201 is arranged on the cantilever crossbar 2. The lifting ring 4 is installed in the first fixing clamp 201. The hook of the chain block 5 is installed in the lifting ring 4.
[0045] Specifically: The material of the first fixing clamp 201 is steel. The first fixing clamp 201 is fixed to the top of the cantilever crossbar 2 by welding. The material of the lifting ring 4 is steel. During installation, first place the lifting ring 4 in the first fixing clamp 201, and then weld and fix the first fixing clamp 201.
[0046] Fixing the lifting ring 4 through the first fixing clamp 201 can effectively hoist the chain block 5. The chain block 5 is used for the hoisting operation of the concrete retaining wall formwork 9. And the first fixing clamp 201 can ensure the limit of the lifting ring 4 during the hoisting process to ensure the safety of using the chain block 5 to complete the hoisting operation of the concrete retaining wall formwork 9.
[0047] A second fixing clamp 102 is arranged on the triangular support 1. A fixing ring 601 is arranged at one end of the tension bar 6. The tension bar 6 is hinged and installed in the second fixing clamp 102 of the triangular support 1 through the fixing ring 601. The other end of the tension bar 6 is connected and fixed to the inserted bar 801 installed in the concrete to ensure the lifting stability of the triangular support 1.
[0048] Specifically: The material of the second fixing clamp 102 is steel. There are three second fixing clamps 102, and the three second fixing clamps 102 are respectively fixed to the three steel pipe columns of the triangular support 1 by welding.
[0049] Specifically: The tension bar 6 is a steel bar, and the tension bar 6 is fixedly connected to the inserted bar 801 installed in the concrete by welding.
[0050] By using the tension bar 6 to be fixedly connected to the inserted bar 801 installed in the concrete, the triangular support 1 can be fixed, effectively improving the overall stability of the triangular support 1, and effectively avoiding the dangerous situation of the triangular support 1 tipping over during the hoisting operation, ensuring the safety during hoisting and lifting.
[0051] It can be understood that in another embodiment of the present application, the tension bar 6 is a steel wire rope, and the tension bar 6 is fixedly connected to the inserted bar 801 installed in the concrete retaining wall 8 by welding.
[0052] Specifically: The lifting device of the present application further includes a reinforcing connecting plate 7; the reinforcing connecting plate 7 is L-shaped, and the two side walls of the reinforcing connecting plate 7 are respectively fixedly connected to the triangular support 1 and the cantilever cross bar 2 to strengthen the fixation of the triangular support 1 and the cantilever cross bar 2.
[0053] The technical solutions in the embodiments of the present application include the following beneficial effects:
[0054] In the present application, by providing the triangular support 1 and fixing the lifting ring 4 through the first fixing clamp 201, the chain block 5 can be effectively hoisted, and the hoisting operation of the concrete retaining wall formwork 9 is carried out through the chain block 5. Moreover, the first fixing clamp 201 can ensure the position limitation of the lifting ring 4 during the hoisting process to ensure the safety of using the chain block 5 to complete the hoisting operation of the concrete retaining wall formwork 9.
[0055] By using the tension bar 6 to be fixedly connected to the inserted bar 801 installed in the concrete, the triangular support 1 can be fixed, effectively improving the overall stability of the triangular support 1, and effectively avoiding the dangerous situation of the triangular support 1 tipping over during the hoisting operation, ensuring the safety during hoisting and lifting.
[0056] The structure of the present application is simple, occupies a small area, can effectively carry out the hoisting operation of the concrete retaining wall formwork 9, and ensures the safety during hoisting and lifting.
[0057] Finally, it should also be noted that in this text, relationships such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "including", "comprising" or any other variant are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.
[0058] The embodiments of the present application have been described above. The above description is exemplary and not exhaustive, and is not limited to the disclosed embodiments. Many modifications and variations are obvious to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The choice of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other ordinary skill in the art to understand the embodiments disclosed herein.
Claims
1. A lifting device for a concrete retaining wall formwork, characterized in that, Including: Triangular support (1), cantilever crossbar (2), diagonal brace (3), lifting ring (4), chain block (5) and tension bar (6); The cantilever crossbar (2) is arranged on the top of the triangular support (1), and both ends of the diagonal brace (3) are respectively connected and fixed to the triangular support (1) and the cantilever crossbar (2) to support the cantilever crossbar (2); A first fixing snap ring (201) is arranged on the cantilever crossbar (2), the lifting ring (4) is arranged and installed in the first fixing snap ring (201), and the hook of the chain block (5) is arranged and installed in the lifting ring (4); A second fixing snap ring (102) is arranged on the triangular support (1), a fixing ring (601) is arranged at one end of the tension bar (6), the tension bar (6) is hinged and installed in the second fixing snap ring (102) of the triangular support (1) through the fixing ring (601), and the other end of the tension bar (6) is connected and fixed to the inserted bar (801) installed in the concrete to ensure the lifting stability of the triangular support (1).
2. The lifting device according to claim 1, wherein: The triangular support (1) is composed of three steel pipe columns welded together, the included angle between the three steel pipe columns is 120°, and a support crossbar (101) is arranged between the three steel pipe columns to support and fix the triangular support (1).
3. The lifting device according to claim 2, wherein: The first fixing snap ring (201), the second fixing snap ring (102) and the lifting ring (4) are all made of steel; the first fixing snap ring (201) is fixed to the top of the cantilever crossbar (2) by welding; There are three second fixing snap rings (102), and the three second fixing snap rings (102) are respectively fixed to the three steel pipe columns of the triangular support (1) by welding.
4. The lifting device according to any one of claims 1-3, wherein: The lifting device further includes a reinforcing connecting plate (7); the reinforcing connecting plate (7) is L-shaped, and the two side walls of the reinforcing connecting plate (7) are respectively connected and fixed to the triangular support (1) and the cantilever crossbar (2) to strengthen and fix the triangular support (1) and the cantilever crossbar (2).
5. The lifting device according to claim 4, wherein: The tension bar (6) is a steel bar or a steel wire rope, and the tension bar (6) is connected and fixed to the inserted bar (801) installed in the concrete by welding.