Hoop overhanging attachment device for construction tower crane
By designing and constructing a tower crane clamp cantilever attachment device, the tower crane is cantilevered and attached to the steel structure bridge, which solves the problem of the cantilever tower crane attachment affecting the project quality and aesthetics, and improves stability and cost-effectiveness.
Patent Information
- Application Number
- CN202422977544.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-11-11
- Estimated Expiration
- 2034-12-03
AI Technical Summary
In building construction, when cantilever tower cranes are attached to steel frame bridges, conventional pre-embedded or welding methods affect the quality and aesthetics of the project, and there is a lack of simple and low-cost attachment devices.
Design a construction tower crane clamp cantilever attachment device, including a front upper clamp, a rear upper clamp, an attachment frame, a support rod, and an attachment arm. These components are used to cantilever attach the tower crane to a steel frame bridge to ensure stability and safety.
It achieves stable cantilever attachment of construction tower cranes on steel frame bridges, improves project quality, saves construction costs, and has a simple structure, making it suitable for large-scale promotion and application.
Smart Images
Figure CN223534747U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of building construction technology, and in particular to the field of tower crane attachment technology, specifically a tower crane clamp cantilever attachment device. Background Technology
[0002] Building construction refers to the production activities during the implementation phase of an engineering project. It is the process of building various types of structures, or the process of turning the lines on design drawings into a physical object at a designated location. It includes foundation construction, main structure construction, roofing construction, and decoration construction.
[0003] Tower cranes are frequently used in construction. A tower crane, also known as a tower hoist, is a rotating crane with its boom mounted on a tall tower. It is used to lift construction materials such as steel bars, timber, concrete, and steel pipes. Tower cranes are an indispensable piece of equipment on construction sites.
[0004] To ensure the stability and safety of tower cranes, they are usually installed on concrete tower crane foundations. However, some special construction environments require the use of cantilever tower crane attachments, such as steel frame bridges. Steel structures are permanent structures, and welding solutions are not applicable. Conventional pre-embedding or welding would affect the quality and aesthetics of the project.
[0005] Therefore, it is desirable to provide a construction tower crane clamp cantilever attachment device that can cantilever the construction tower crane to the steel structure bridge, thereby ensuring project quality, accelerating construction progress, and saving construction costs. Utility Model Content
[0006] In order to overcome the shortcomings of the prior art, one objective of this utility model is to provide a construction tower crane clamp cantilever attachment device, which can cantilever attach the construction tower crane to the steel frame bridge, ensure project quality, speed up construction progress, save construction costs, and is suitable for large-scale promotion and application.
[0007] Another objective of this utility model is to provide a construction tower crane clamp cantilever attachment device, which is ingeniously designed, simple in structure, easy to manufacture, and low in manufacturing cost, making it suitable for large-scale promotion and application.
[0008] To achieve the above objectives, this utility model provides a cantilever attachment device for construction tower crane clamps, characterized by comprising a front upper clamp, a rear upper clamp, an attachment frame, a front upper support rod, a rear upper support rod, a first front attachment arm, and a first rear attachment arm, wherein:
[0009] The front upper clamp and the rear upper clamp are both vertically arranged and spaced apart from each other, and are used to clamp onto the front and rear columns of the steel frame bridge that are spaced apart from each other. The attachment frame is horizontally arranged and located to the right of the position between the front upper clamp and the rear upper clamp, and is used to fit onto the vertical tower body of the construction tower crane.
[0010] The front upper support rod and the rear upper support rod are both arranged in a front-to-back direction and are spaced apart from each other. The rear end of the front upper support rod is located in front of the front upper clamp and connected to the front upper clamp. The front end of the rear upper support rod is located behind the rear upper clamp and connected to the rear upper clamp. The first front attachment arm is inclined to the right rearward in a left-to-right direction. The first rear attachment arm is inclined to the right frontward in a left-to-right direction. The first front attachment arm and the first rear attachment arm are spaced apart from each other. The first front attachment arm is located between the front end of the front upper support rod and the attachment frame and is connected to the front end of the front upper support rod and the attachment frame respectively. The first rear attachment arm is located between the rear end of the rear upper support rod and the attachment frame and is connected to the rear end of the rear upper support rod and the attachment frame respectively.
[0011] Preferably, the upper front clamp includes an upper front clamp plate and an upper front rear clamp plate. Both the upper front clamp plate and the upper front rear clamp plate are vertically arranged and positioned horizontally and sequentially. The middle portion of the upper front clamp plate protrudes forward in an arc, and the middle portion of the upper front rear clamp plate protrudes backward in an arc. The left end of the upper front clamp plate is detachably connected to the left end of the upper front rear clamp plate, and the right end of the upper front clamp plate is detachably connected to the right end of the upper front rear clamp plate, thereby clamping the front column between the middle portions of the upper front clamp plate and the upper front rear clamp plate. The rear end of the upper front support rod is located in front of the upper front clamp plate and connected to it. The rear upper clamp includes a rear upper front clamp plate and a rear upper rear clamp plate. Both the rear upper front clamp plate and the rear upper rear clamp plate are vertically arranged and arranged in a left-right direction, and are arranged sequentially front to back. The middle part of the rear upper front clamp plate protrudes forward in an arc shape, and the middle part of the rear upper rear clamp plate protrudes backward in an arc shape. The left end of the rear upper front clamp plate is detachably connected to the left end of the rear upper rear clamp plate, and the right end of the rear upper front clamp plate is detachably connected to the right end of the rear upper rear clamp plate, thereby being used to clamp the rear column between the middle parts of the rear upper front clamp plate and the middle parts of the rear upper rear clamp plate. The front end of the rear upper support rod is located behind the rear upper rear clamp plate and connected to the rear upper rear clamp plate.
[0012] More preferably, the front upper clamp also includes a front upper front anti-slip pad and a front upper rear protective pad, the front upper front anti-slip pad and the front upper rear protective pad being located below the front upper front clamp plate and the front upper rear clamp plate respectively and being connected to the front upper front clamp plate and the front upper rear clamp plate respectively, and both being used to abut against the outer side of the front column. The rear upper clamp also includes a rear upper front anti-slip pad and a rear upper rear protective pad, the rear upper front anti-slip pad and the rear upper rear protective pad being located below the rear upper front clamp plate and the rear upper rear clamp plate respectively and being connected to the rear upper front clamp plate and the rear upper rear clamp plate respectively, and both being used to abut against the outer side of the rear column.
[0013] Preferably, the rear end of the front upper support rod is detachably connected to the front upper clamp, the front end of the rear upper support rod is detachably connected to the rear upper clamp, the first front attachment arm is detachably connected to the front end of the front upper support rod and the attachment frame, and the first rear attachment arm is detachably connected to the rear end of the rear upper support rod and the attachment frame.
[0014] Preferably, the attachment frame is a rectangular frame, the rectangular frame is arranged in the left-right direction, the first front attachment arm is connected to the front right corner of the rectangular frame, and the first rear attachment arm is connected to the rear right corner of the rectangular frame.
[0015] Preferably, the construction tower crane clamp cantilever attachment device further includes a second front attachment arm and a second rear attachment arm. The second front attachment arm is inclined to the right rearward in a left-to-right direction, and the second rear attachment arm is inclined to the right frontward in a left-to-right direction. The second front attachment arm and the second rear attachment arm are spaced apart from each other and are both located between the first front attachment arm and the first rear attachment arm. The second front attachment arm is located between the front end of the upper front support rod and the attachment frame and is respectively connected to the front end of the upper front support rod and the attachment frame. The second rear attachment arm is located between the rear end of the upper rear support rod and the attachment frame and is respectively connected to the rear end of the upper rear support rod and the attachment frame.
[0016] More preferably, the second front attachment arm is detachably connected to the front end of the front upper support rod and the attachment frame, and the second rear attachment arm is detachably connected to the rear end of the rear upper support rod and the attachment frame.
[0017] Preferably, the construction tower crane clamp cantilever attachment device further includes a front lower clamp, a front lower support rod, a rear lower clamp, and a rear lower support rod. The front lower clamp and the rear lower clamp are both vertically arranged and spaced apart from each other, respectively located below the front upper clamp and the rear upper clamp. The front lower clamp and the rear lower clamp are used to clamp onto the front column and the rear column, respectively. The front lower support rod is inclined downwards and backwards in a front-to-back direction. The front end of the front lower support rod is located below the front end of the front upper support rod and connected to the front end of the front upper support rod. The rear end of the front lower support rod is located in front of the front lower clamp and connected to the front lower clamp. The rear lower support rod is inclined downwards and forwards in a back-to-front direction. The rear end of the rear lower support rod is located below the rear end of the rear upper support rod and connected to the rear end of the rear upper support rod. The front end of the rear lower support rod is located behind the rear lower clamp and connected to the rear lower clamp.
[0018] More preferably, the front lower clamp includes a front lower front clamp plate and a front lower rear clamp plate. Both the front lower front clamp plate and the front lower rear clamp plate are vertically arranged and positioned horizontally and sequentially front to back. The middle portion of the front lower front clamp plate protrudes forward in an arc, and the middle portion of the front lower rear clamp plate protrudes backward in an arc. The left end of the front lower front clamp plate is detachably connected to the left end of the front lower rear clamp plate, and the right end of the front lower front clamp plate is detachably connected to the right end of the front lower rear clamp plate, thereby clamping the front column between the middle portions of the front lower front clamp plate and the middle portions of the front lower rear clamp plate. The rear end of the front lower support rod is located in front of the front lower front clamp plate and connected to it. The rear lower clamp includes a rear lower front clamp plate and a rear lower rear clamp plate. Both the rear lower front clamp plate and the rear lower rear clamp plate are vertically arranged and arranged in a left-right direction, and are arranged sequentially front to back. The middle part of the rear lower front clamp plate protrudes forward in an arc shape, and the middle part of the rear lower rear clamp plate protrudes backward in an arc shape. The left end of the rear lower front clamp plate is detachably connected to the left end of the rear lower rear clamp plate, and the right end of the rear lower front clamp plate is detachably connected to the right end of the rear lower rear clamp plate, thereby clamping the rear column between the middle parts of the rear lower front clamp plate and the middle parts of the rear lower rear clamp plate. The front end of the rear lower support rod is located behind the rear lower rear clamp plate and connected to the rear lower rear clamp plate.
[0019] Furthermore, the front lower clamp also includes a front lower front anti-slip pad and a front lower rear protective pad. The front lower front anti-slip pad and the front lower rear protective pad are respectively located under the front lower front clamp plate and the front lower rear clamp plate and are respectively connected to the front lower front clamp plate and the front lower rear clamp plate, and are both used to abut against the outer side of the front column. The rear lower clamp also includes a rear lower front anti-slip pad and a rear lower rear protective pad. The rear lower front anti-slip pad and the rear lower rear protective pad are respectively located under the rear lower front clamp plate and the rear lower rear clamp plate and are respectively connected to the rear lower front clamp plate and the rear lower rear clamp plate, and are both used to abut against the outer side of the rear column.
[0020] The main beneficial effects of this utility model are as follows:
[0021] 1. The upper front clamp and upper rear clamp of the construction tower crane clamp cantilever attachment device of this utility model are both vertically arranged and spaced apart from each other, and are used to clamp onto the front and rear columns of the steel frame bridge that are spaced apart from each other. The attachment frame is horizontally arranged and located to the right of the position between the upper front clamp and the upper rear clamp, and is used to fit onto the vertical tower body of the construction tower crane; the upper front support rod and the upper rear support rod are both arranged along the front-rear direction and spaced apart from each other. The rear end of the upper front support rod is located in front of the upper front clamp and connected to the upper front clamp, and the front end of the upper rear support rod is located behind the upper rear clamp and connected to the upper rear clamp. A first front attachment arm is inclined to the right rear from left to right, and a first rear attachment arm is inclined to the right front from left to right. The first front attachment arm and the first rear attachment arm are spaced apart from each other. The first front attachment arm is located between the front end of the front upper support rod and the attachment frame and connects the front end of the front upper support rod and the attachment frame respectively. The first rear attachment arm is located between the rear end of the rear upper support rod and the attachment frame and connects the rear end of the rear upper support rod and the attachment frame respectively. Therefore, it can suspend and attach the construction tower crane to the steel frame bridge, ensure the quality of the project, speed up the construction progress, save the construction cost, and is suitable for large-scale promotion and application.
[0022] 2. In this utility model, the front and rear upper clamps of the construction tower crane clamp cantilever attachment device are both vertically arranged and spaced apart from each other, respectively used to clamp onto the front and rear columns of the steel frame bridge that are spaced apart from each other. The attachment frame is horizontally arranged and located to the right of the position between the front and rear upper clamps, and is used to fit onto the vertical tower body of the construction tower crane. The front and rear upper support rods are both arranged along the front-to-back direction and spaced apart from each other. The rear end of the front upper support rod is located in front of the front upper clamp and connected to the front upper clamp, and the front end of the rear upper support rod is located behind the rear upper clamp. It is connected to the rear upper clamp. The first front attachment arm is inclined to the right rear along the direction from left to right, and the first rear attachment arm is inclined to the right front along the direction from left to right. The first front attachment arm and the first rear attachment arm are spaced apart from each other. The first front attachment arm is located between the front end of the front upper support rod and the attachment frame and is connected to the front end of the front upper support rod and the attachment frame respectively. The first rear attachment arm is located between the rear end of the rear upper support rod and the attachment frame and is connected to the rear end of the rear upper support rod and the attachment frame respectively. Therefore, its design is ingenious, its structure is simple, its manufacturing is convenient, its manufacturing cost is low, and it is suitable for large-scale promotion and application.
[0023] These and other objects, features and advantages of this utility model will be fully apparent from the following detailed description and drawings, and can be achieved by the means, devices and combinations thereof specifically pointed out in the description of the utility model. Attached Figure Description
[0024] Figure 1 This is a three-dimensional schematic diagram of a specific embodiment of the construction tower crane clamp cantilever attachment device of this utility model. Figure 1 .
[0025] Figure 2 yes Figure 1 The three-dimensional schematic diagram of the specific embodiment shown Figure 2 .
[0026] Figure 3 yes Figure 1 The diagram shows a front view of a specific embodiment.
[0027] Figure 4 yes Figure 1 The diagram shows a top view of a specific embodiment.
[0028] Figure 5 yes Figure 1 The diagram shows a right-side view of a specific embodiment.
[0029] Figure 6 yes Figure 1 The diagram shown is a front view of a specific embodiment in use.
[0030] Figure 7 yes Figure 1 The diagram shown is a partial three-dimensional representation of a specific embodiment in use.
[0031] (Symbol Explanation)
[0032] 1. Front upper clamp; 2. Rear upper clamp; 3. Attachment frame; 4. Front upper support rod; 5. Rear upper support rod; 6. First front attachment arm; 7. First rear attachment arm; 8. Front upper front clamp plate; 9. Front upper rear clamp plate; 10. Rear upper front clamp plate; 11. Rear upper rear clamp plate; 12. Front upper front anti-slip pad; 13. Front upper rear protective pad; 14. Rear upper front anti-slip pad; 15. Rear upper rear protective pad; 16. Second front attachment arm; 17. Second rear attachment arm; 18. Front lower clamp; 19. Front lower support rod; 20. Rear lower clamp; 21. Rear lower support rod; 22. Front lower front clamp plate; 23. Front lower rear clamp plate; 24. Rear lower front clamp plate; 25. Rear lower rear clamp plate; 26. Front lower front anti-slip pad; 27. Front lower rear protective pad; 28. Rear lower front anti-slip pad; 29. Rear lower rear protective pad.
[0033] 30 Steel frame bridge; 31 Front column; 32 Rear column; 33 Construction tower crane; 34 Vertical tower body. Detailed Implementation
[0034] In order to better understand the technical content of this utility model, the following embodiments are provided for detailed description.
[0035] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.
[0036] Please see Figures 1-5 As shown, in a specific embodiment of this utility model, the construction tower crane clamp cantilever attachment device of this utility model includes a front upper clamp 1, a rear upper clamp 2, an attachment frame 3, a front upper support rod 4, a rear upper support rod 5, a first front attachment arm 6, and a first rear attachment arm 7, wherein:
[0037] The front upper clamp 1 and the rear upper clamp 2 are both vertically arranged and spaced apart from each other, and are used to clamp the front column 31 and the rear column 32 of the steel frame bridge 30, which are spaced apart from each other (see...). Figure 6 and Figure 7 The attachment frame 3 is horizontally positioned on the right side between the front upper clamp 1 and the rear upper clamp 2, and is used to fit onto the vertical tower body 34 of the construction tower crane 33 (see...). Figure 6 and Figure 7 )superior;
[0038] The front upper support rod 4 and the rear upper support rod 5 are both arranged in the front-to-back direction and are spaced apart from each other. The rear end of the front upper support rod 4 is located in front of the front upper clamp 1 and is connected to the front upper clamp 1. The front end of the rear upper support rod 5 is located behind the rear upper clamp 2 and is connected to the rear upper clamp 2. The first front attachment arm 6 is inclined to the right rearward in the direction from left to right. The first rear attachment arm 7 is inclined to the right frontward in the direction from left to right. The first front attachment arm 6 and the first rear attachment arm 7 are spaced apart from each other. The first front attachment arm 6 is located between the front end of the front upper support rod 4 and the attachment frame 3 and is connected to the front end of the front upper support rod 4 and the attachment frame 3 respectively. The first rear attachment arm 7 is located between the rear end of the rear upper support rod 5 and the attachment frame 3 and is connected to the rear end of the rear upper support rod 5 and the attachment frame 3 respectively.
[0039] The front upper clamp 1 and the rear upper clamp 2 can have any suitable configuration; please refer to [link / reference]. Figures 1-5As shown, in a specific embodiment of this utility model, the front upper clamp 1 includes a front upper front clamp plate 8 and a front upper rear clamp plate 9. Both the front upper front clamp plate 8 and the front upper rear clamp plate 9 are vertically arranged and arranged in a left-right direction, sequentially front to back. The middle part of the front upper front clamp plate 8 protrudes forward in an arc shape, and the middle part of the front upper rear clamp plate 9 protrudes backward in an arc shape. The left end of the front upper front clamp plate 8 is detachably connected to the left end of the front upper rear clamp plate 9, and the right end of the front upper front clamp plate 8 is detachably connected to the right end of the front upper rear clamp plate 9, thereby clamping the front column 31 between the middle parts of the front upper front clamp plate 8 and the middle parts of the front upper rear clamp plate 9. The rear end of the front upper support rod 4 is located in front of the front upper front clamp plate 8 and connected to the front upper front clamp plate 8. The rear upper clamp 2 includes a rear upper front clamp plate 10 and a rear upper rear clamp plate 11. Both the rear upper front clamp plate 10 and the rear upper rear clamp plate 11 are vertically arranged and arranged in a left-right direction, and are arranged sequentially front to back. The middle part of the rear upper front clamp plate 10 protrudes forward in an arc shape, and the middle part of the rear upper rear clamp plate 11 protrudes backward in an arc shape. The left end of the rear upper front clamp plate 10 is detachably connected to the left end of the rear upper rear clamp plate 11, and the right end of the rear upper front clamp plate 10 is detachably connected to the right end of the rear upper rear clamp plate 11, thereby clamping the rear column 32 between the middle parts of the rear upper front clamp plate 10 and the middle parts of the rear upper rear clamp plate 11. The front end of the rear upper support rod 5 is located behind the rear upper rear clamp plate 11 and connected to the rear upper rear clamp plate 11.
[0040] Using the above configuration, when it is necessary to clamp the front upper clamp 1 and the rear upper clamp 2 onto the front columns 31 and rear columns 32 of the steel frame bridge 30, which are spaced apart from each other, the left end of the front upper clamp plate 8 is disassembled from the left end of the front upper rear clamp plate 9, the right end of the front upper clamp plate 8 is disassembled from the right end of the front upper clamp plate 9, the middle part of the front upper clamp plate 8 is clamped onto the front part of the front column 31, the middle part of the front upper rear clamp plate 9 is clamped onto the rear part of the front column 31, the left end of the front upper clamp plate 8 is connected to the left end of the front upper rear clamp plate 9, and the right end of the front upper clamp plate 8 is connected to the front upper rear clamp plate 9. The right end is connected to the front upper clamp 1, thereby clamping the front upper clamp 1 onto the front column 31; the left end of the rear upper front clamp 10 is separated from the left end of the rear upper rear clamp 11, the right end of the rear upper front clamp 10 is separated from the right end of the rear upper rear clamp 11, the middle part of the rear upper front clamp 10 is clamped onto the front part of the rear column 32, the middle part of the rear upper rear clamp 11 is clamped onto the rear part of the rear column 32, the left end of the rear upper front clamp 10 is connected to the left end of the rear upper rear clamp 11, and the right end of the rear upper front clamp 10 is connected to the right end of the rear upper rear clamp 11, thereby clamping the rear upper clamp 2 onto the rear column 32.
[0041] The left end of the upper front hoop 8 is detachably connected to the left end of the upper front rear hoop 9, and the right end of the upper front hoop 8 is detachably connected to the right end of the upper front rear hoop 9. The left end of the upper rear front hoop 10 is detachably connected to the left end of the upper rear hoop 11, and the right end of the upper rear front hoop 10 is detachably connected to the right end of the upper rear hoop 11. Any suitable structure can be adopted; please refer to [link / reference]. Figures 1-5 As shown, in a specific embodiment of this utility model, the left end of the front upper front hoop 8 and the left end of the front upper rear hoop 9, the right end of the front upper front hoop 8 and the right end of the front upper rear hoop 9, the left end of the rear upper front hoop 10 and the left end of the rear upper rear hoop 11, and the right end of the rear upper front hoop 10 and the right end of the rear upper rear hoop 11 are all detachably connected by bolts and nuts.
[0042] The front upper clamp 1 and the rear upper clamp 2 may also include any other suitable configurations; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the front upper clamp 1 further includes a front upper front anti-slip pad 12 and a front upper rear protective pad 13. The front upper front anti-slip pad 12 and the front upper rear protective pad 13 are respectively located under the front upper front clamp plate 8 and the front upper rear clamp plate 9 and are respectively connected to the front upper front clamp plate 8 and the front upper rear clamp plate 9, and are both used to abut against the outer side of the front column 31. The rear upper clamp 2 further includes a rear upper front anti-slip pad 14 and a rear upper rear protective pad 15. The rear upper front anti-slip pad 14 and the rear upper rear protective pad 15 are respectively located under the rear upper front clamp plate 10 and the rear upper rear clamp plate 11 and are respectively connected to the rear upper front clamp plate 10 and the rear upper rear clamp plate 11, and are both used to abut against the outer side of the rear column 32. With the above configuration, the friction between the front upper clamp 1 and the outer side of the front pillar 31 is increased by the front upper anti-slip pad 12 and the front upper rear protective pad 13, and the friction between the rear upper clamp 2 and the outer side of the rear pillar 32 is increased by the rear upper anti-slip pad 14 and the rear upper rear protective pad 15.
[0043] The number of the front upper front anti-slip pads 12, the number of the front upper rear protective pads 13, the number of the rear upper front anti-slip pads 14, and the number of the rear upper rear protective pads 15 can be determined as needed. Furthermore, the number of the front upper front anti-slip pads 12 and the number of the front upper rear protective pads 13 are both multiple, and the multiple front upper front anti-slip pads 12 and the multiple front upper rear protective pads 13 are respectively arranged at intervals along the length direction of the front upper front hoop 8 and the length direction of the front upper rear hoop 9. The number of the rear upper front anti-slip pads 14 and the number of the rear upper rear protective pads 15 are both several, and the several rear upper front anti-slip pads 14 and the several rear upper rear protective pads 15 are respectively arranged at intervals along the length direction of the rear upper front hoop 10 and the length direction of the rear upper rear hoop 11. The terms "multiple pieces" and "several pieces" both refer to two or more pieces. In a specific embodiment of this utility model, the number of the front upper front anti-slip pad 12 and the number of the front upper rear protective pad 13 are both two pieces, and the number of the rear upper front anti-slip pad 14 and the number of the rear upper rear protective pad 15 are both two pieces.
[0044] The rear end of the front upper support rod 4 is connected to the front upper clamp 1, and the front end of the rear upper support rod 5 is connected to the rear upper clamp 2. The first front attachment arm 6 is connected to the front end of the front upper support rod 4 and the attachment frame 3, respectively. The first rear attachment arm 7 is connected to the rear end of the rear upper support rod 5 and the attachment frame 3, respectively. Any suitable structure can be adopted. Please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the rear end of the front upper support rod 4 is detachably connected to the front upper clamp 1, the front end of the rear upper support rod 5 is detachably connected to the rear upper clamp 2, the first front attachment arm 6 is detachably connected to the front end of the front upper support rod 4 and the attachment frame 3, and the first rear attachment arm 7 is detachably connected to the rear end of the rear upper support rod 5 and the attachment frame 3.
[0045] The rear end of the front upper support rod 4 is detachably connected to the front upper clamp 1, and the front end of the rear upper support rod 5 is detachably connected to the rear upper clamp 2. The first front attachment arm 6 is detachably connected to the front end of the front upper support rod 4 and the attachment frame 3, respectively, and the first rear attachment arm 7 is detachably connected to the rear end of the rear upper support rod 5 and the attachment frame 3, respectively. Any suitable structure can be adopted; please refer to [link / reference]. Figures 1-3 and Figure 5As shown, in a specific embodiment of this utility model, the rear end of the front upper support rod 4 and the front upper clamp 1, the front end of the rear upper support rod 5 and the rear upper clamp 2, the first front attachment arm 6 and the front end of the front upper support rod 4, the first front attachment arm 6 and the attachment frame 3, the first rear attachment arm 7 and the rear end of the rear upper support rod 5, and the first rear attachment arm 7 and the attachment frame 3 are all detachably connected by bolts and nuts.
[0046] The attachment frame 3 can have any suitable shape; please refer to [link / reference]. Figures 1-2 and Figure 4 As shown, in a specific embodiment of this utility model, the attachment frame 3 is a rectangular frame, the rectangular frame is arranged in the left and right direction, the first front attachment arm 6 is connected to the front right corner of the rectangular frame, and the first rear attachment arm 7 is connected to the rear right corner of the rectangular frame.
[0047] The construction tower crane clamp cantilever attachment device may also include any other suitable components; please refer to [link / reference]. Figures 1-2 and Figure 4 As shown, in a specific embodiment of this utility model, the construction tower crane clamp cantilever attachment device further includes a second front attachment arm 16 and a second rear attachment arm 17. The second front attachment arm 16 is inclined to the right rearward from left to right, and the second rear attachment arm 17 is inclined to the right frontward from left to right. The second front attachment arm 16 and the second rear attachment arm 17 are spaced apart from each other and are both located between the first front attachment arm 6 and the first rear attachment arm 7. The second front attachment arm 16 is located between the front end of the upper front support rod 4 and the attachment frame 3 and connects the front end of the upper front support rod 4 and the attachment frame 3 respectively. The second rear attachment arm 17 is located between the rear end of the upper rear support rod 5 and the attachment frame 3 and connects the rear end of the upper rear support rod 5 and the attachment frame 3 respectively. When the attachment frame 3 is a rectangular frame, the second front attachment arm 16 connects to the front left corner of the rectangular frame, and the second rear attachment arm 17 connects to the rear left corner of the rectangular frame.
[0048] The second front attachment arm 16 connects the front end of the front upper support rod 4 and the attachment frame 3, respectively. The second rear attachment arm 17 connects the rear end of the rear upper support rod 5 and the attachment frame 3, respectively. Any suitable structure can be used; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the second front attachment arm 16 is detachably connected to the front end of the front upper support rod 4 and the attachment frame 3, and the second rear attachment arm 17 is detachably connected to the rear end of the rear upper support rod 5 and the attachment frame 3.
[0049] The second front attachment arm 16 is detachably connected to the front end of the front upper support rod 4 and the attachment frame 3, and the second rear attachment arm 17 is detachably connected to the rear end of the rear upper support rod 5 and the attachment frame 3. Any suitable structure can be adopted; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the second front attachment arm 16 and the front end of the front upper support rod 4, the second front attachment arm 16 and the attachment frame 3, the second rear attachment arm 17 and the rear end of the rear upper support rod 5, and the second rear attachment arm 17 and the attachment frame 3 are all detachably connected by bolts and nuts.
[0050] The construction tower crane clamp cantilever attachment device may also include any other suitable components; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the construction tower crane clamp cantilever attachment device further includes a front lower clamp 18, a front lower support rod 19, a rear lower clamp 20, and a rear lower support rod 21. The front lower clamp 18 and the rear lower clamp 20 are both vertically arranged and spaced apart from each other, respectively located below the front upper clamp 1 and the rear upper clamp 2. The front lower clamp 18 and the rear lower clamp 20 are used to clamp onto the front column 31 and the rear column 32, respectively. The front lower support rod 19 is inclined downwards and backwards in a front-to-back direction. The front end of the front lower support rod 19 is located below the front end of the front upper support rod 4 and connected to the front end of the front upper support rod 4. The rear end of the front lower support rod 19 is located in front of the front lower clamp 18 and connected to the front lower clamp 18. The rear lower support rod 21 is inclined downwards and forwards in the direction from back to front. The rear end of the rear lower support rod 21 is located below the rear end of the rear upper support rod 5 and connected to the rear end of the rear upper support rod 5. The front end of the rear lower support rod 21 is located behind the rear lower clamp 20 and connected to the rear lower clamp 20.
[0051] The front lower clamp 18 and the rear lower clamp 20 can have any suitable configuration; please refer to [link / reference]. Figures 1-3 and Figure 5As shown, in a specific embodiment of this utility model, the front lower clamp 18 includes a front lower front clamp plate 22 and a front lower rear clamp plate 23. Both the front lower front clamp plate 22 and the front lower rear clamp plate 23 are vertically arranged and arranged in a left-right direction, front-back sequence. The middle part of the front lower front clamp plate 22 protrudes forward in an arc shape, and the middle part of the front lower rear clamp plate 23 protrudes backward in an arc shape. The left end of the front lower front clamp plate 22 is detachably connected to the left end of the front lower rear clamp plate 23, and the right end of the front lower front clamp plate 22 is detachably connected to the right end of the front lower rear clamp plate 23, thereby clamping the front column 31 between the middle parts of the front lower front clamp plate 22 and the middle parts of the front lower rear clamp plate 23. The rear end of the front lower support rod 19 is located in front of the front lower front clamp plate 22 and connected to the front lower front clamp plate 23. The front lower front hoop 22; the rear lower clamp 20 includes a rear lower front hoop 24 and a rear lower rear hoop 25. The rear lower front hoop 24 and the rear lower rear hoop 25 are both vertically arranged and arranged along the left-right direction and are arranged sequentially front and back. The middle part of the rear lower front hoop 24 protrudes forward in an arc shape, and the middle part of the rear lower rear hoop 25 protrudes backward in an arc shape. The left end of the rear lower front hoop 24 is detachably connected to the left end of the rear lower rear hoop 25, and the right end of the rear lower front hoop 24 is detachably connected to the right end of the rear lower rear hoop 25, so as to clamp the rear column 32 between the middle part of the rear lower front hoop 24 and the middle part of the rear lower rear hoop 25. The front end of the rear lower support rod 21 is located behind the rear lower rear hoop 25 and connected to the rear lower rear hoop 25.
[0052] The left end of the lower front hoop 22 is detachably connected to the left end of the lower front rear hoop 23, and the right end of the lower front hoop 22 is detachably connected to the right end of the lower front rear hoop 23. The left end of the lower rear front hoop 24 is detachably connected to the left end of the lower rear hoop 25, and the right end of the lower rear front hoop 24 is detachably connected to the right end of the lower rear hoop 25. Any suitable structure can be used; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the left end of the front lower front hoop 22 and the left end of the front lower rear hoop 23, the right end of the front lower front hoop 22 and the right end of the front lower rear hoop 23, the left end of the rear lower front hoop 24 and the left end of the rear lower rear hoop 25, and the right end of the rear lower front hoop 24 and the right end of the rear lower rear hoop 25 are all detachably connected by bolts and nuts.
[0053] The front lower clamp 18 and the rear lower clamp 20 may also include any other suitable configurations; please refer to [link / reference]. Figures 1-3 and Figure 5As shown, in a specific embodiment of this utility model, the front lower clamp 18 further includes a front lower front anti-slip pad 26 and a front lower rear protective pad 27. The front lower front anti-slip pad 26 and the front lower rear protective pad 27 are respectively located under the front lower front clamp plate 22 and the front lower rear clamp plate 23 and are respectively connected to the front lower front clamp plate 22 and the front lower rear clamp plate 23, and are both used to abut against the outer side of the front column 31. The rear lower clamp 20 further includes a rear lower front anti-slip pad 28 and a rear lower rear protective pad 29. The rear lower front anti-slip pad 28 and the rear lower rear protective pad 29 are respectively located under the rear lower front clamp plate 24 and the rear lower rear clamp plate 25 and are respectively connected to the rear lower front clamp plate 24 and the rear lower rear clamp plate 25, and are both used to abut against the outer side of the rear column 32. With the above configuration, the friction between the front lower clamp 18 and the outer side of the front pillar 31 is increased by the front lower front anti-slip pad 26 and the front lower rear protective pad 27, and the friction between the rear lower clamp 20 and the outer side of the rear pillar 32 is increased by the rear upper front anti-slip pad 14 and the rear upper rear protective pad 15.
[0054] The number of the front lower front anti-slip pads 26, the number of the front lower rear protective pads 27, the number of the rear lower front anti-slip pads 28, and the number of the rear lower rear protective pads 29 can be determined as needed. More preferably, the number of the front lower front anti-slip pads 26 and the number of the front lower rear protective pads 27 are both multiple, and the multiple front lower front anti-slip pads 26 and the multiple front lower rear protective pads 27 are respectively spaced apart along the length direction of the front lower front hoop 22 and the length direction of the front lower rear hoop 23. The number of the rear lower front anti-slip pads 28 and the number of the rear lower rear protective pads 29 are both several, and the several rear lower front anti-slip pads 28 and the several rear lower rear protective pads 29 are respectively spaced apart along the length direction of the rear lower front hoop 24 and the length direction of the rear lower rear hoop 25. In a specific embodiment of this utility model, the number of the front lower front anti-slip pad 26 and the number of the front lower rear protective pad 27 are both 2, and the number of the rear lower front anti-slip pad 28 and the number of the rear lower rear protective pad 29 are both 2.
[0055] The front end of the front lower support rod 19 is connected to the front end of the front upper support rod 4, and the rear end of the front lower support rod 19 is connected to the front lower clamp 18. The rear end of the rear lower support rod 21 is connected to the rear end of the rear upper support rod 5, and the front end of the rear lower support rod 21 is connected to the rear lower clamp 20. Any suitable structure can be used; please refer to [link / reference]. Figures 1-3 and Figure 5As shown, in a specific embodiment of this utility model, the front end of the front lower support rod 19 is detachably connected to the front end of the front upper support rod 4, the rear end of the front lower support rod 19 is detachably connected to the front lower clamp 18, the rear end of the rear lower support rod 21 is detachably connected to the rear end of the rear upper support rod 5, and the front end of the rear lower support rod 21 is detachably connected to the rear lower clamp 20.
[0056] The front end of the front lower support rod 19 is detachably connected to the front end of the front upper support rod 4, and the rear end of the front lower support rod 19 is detachably connected to the front lower clamp 18. The rear end of the rear lower support rod 21 is detachably connected to the rear end of the rear upper support rod 5, and the front end of the rear lower support rod 21 is detachably connected to the rear lower clamp 20. Any suitable structure can be adopted; please refer to [link / reference]. Figures 1-3 and Figure 5 As shown, in a specific embodiment of this utility model, the front end of the front lower support rod 19 and the front end of the front upper support rod 4, the rear end of the front lower support rod 19 and the front lower clamp 18, the rear end of the rear lower support rod 21 and the rear end of the rear upper support rod 5, and the front end of the rear lower support rod 21 and the rear lower clamp 20 are all detachably connected by bolts and nuts.
[0057] When using, please refer to Figures 6-7 As shown, the steel frame bridge 30 has front columns 31 and rear columns 32 spaced apart from each other. The construction tower crane 33 needs to be attached to the steel frame bridge 30. The front upper clamp 1 and rear upper clamp 2 of this utility model are clamped onto the front columns 31 and rear columns 32 respectively. The front lower clamp 18 and rear lower clamp 20 (if present) are also clamped onto the front columns 31 and rear columns 32 respectively. The rear end of the front upper support rod 4 is connected to the front upper clamp 1, and the front end of the rear upper support rod 5 is connected to the rear upper clamp 2. The front lower support rod 19... The front end is connected to the front end of the upper front support rod 4, the rear end of the lower front support rod 19 is connected to the lower front clamp 18, the rear end of the lower rear support rod 21 is connected to the rear end of the upper rear support rod 5, the front end of the lower rear support rod 21 is connected to the lower rear clamp 20, the first front attachment arm 6 and the second front attachment arm 16 are respectively connected to the front end of the upper front support rod 4 and the attachment frame 3, the first rear attachment arm 7 and the second rear attachment arm 17 are respectively connected to the rear end of the upper rear support rod 5 and the attachment frame 3, and the vertical tower body 34 of the construction tower crane 33 is inserted into the attachment frame 3.
[0058] Therefore, this utility model utilizes a front upper clamp and a rear upper clamp to clamp the front and rear columns of a steel frame bridge, which are spaced apart from each other. The front upper clamp is connected to the first front attachment arm via a front upper support rod, and the rear upper clamp is connected to the first rear attachment arm via a rear upper support rod. Both the first front attachment arm and the first rear attachment arm are connected to an attachment frame, which is then fitted onto the vertical tower body of the construction tower crane. This achieves cantilever attachment of the construction tower crane clamp, solving the problem that ordinary pre-embedded and welded methods are not suitable for steel frame bridges, ensuring project quality, accelerating construction progress, and saving construction costs.
[0059] In summary, the construction tower crane clamp cantilever attachment device of this utility model can cantilever attach the construction tower crane to the steel frame bridge, ensuring project quality, accelerating construction progress, saving construction costs, and is ingeniously designed, simple in structure, easy to manufacture, and low in manufacturing cost, making it suitable for large-scale promotion and application.
[0060] Therefore, it is evident that the objective of this utility model has been fully and effectively achieved. The function and structural principles of this utility model have been demonstrated and explained in the embodiments. Without departing from the stated principles, any modifications can be made to the implementation methods. Therefore, this utility model includes all modified embodiments based on the spirit and scope of the claims.
Claims
1. A cantilever attachment device for a construction tower crane clamp, characterized in that, Includes a front upper clamp, a rear upper clamp, an attachment frame, a front upper support rod, a rear upper support rod, a first front attachment arm, and a first rear attachment arm, wherein: The front upper clamp and the rear upper clamp are both vertically arranged and spaced apart from each other, and are used to clamp onto the front and rear columns of the steel frame bridge that are spaced apart from each other. The attachment frame is horizontally arranged and located to the right of the position between the front upper clamp and the rear upper clamp, and is used to fit onto the vertical tower body of the construction tower crane. The front upper support rod and the rear upper support rod are both arranged in a front-to-back direction and are spaced apart from each other. The rear end of the front upper support rod is located in front of the front upper clamp and connected to the front upper clamp. The front end of the rear upper support rod is located behind the rear upper clamp and connected to the rear upper clamp. The first front attachment arm is inclined to the right rearward in a left-to-right direction. The first rear attachment arm is inclined to the right frontward in a left-to-right direction. The first front attachment arm and the first rear attachment arm are spaced apart from each other. The first front attachment arm is located between the front end of the front upper support rod and the attachment frame and is connected to the front end of the front upper support rod and the attachment frame respectively. The first rear attachment arm is located between the rear end of the rear upper support rod and the attachment frame and is connected to the rear end of the rear upper support rod and the attachment frame respectively.
2. The construction tower crane clamp cantilever attachment device as described in claim 1, characterized in that, The upper front clamp includes an upper front clamp plate and an upper front rear clamp plate. Both the upper front clamp plate and the upper front rear clamp plate are vertically arranged and positioned horizontally and sequentially. The middle portion of the upper front clamp plate protrudes forward in an arc, and the middle portion of the upper front rear clamp plate protrudes backward in an arc. The left end of the upper front clamp plate is detachably connected to the left end of the upper front rear clamp plate, and the right end of the upper front clamp plate is detachably connected to the right end of the upper front rear clamp plate, thereby clamping the front column between the middle portions of the upper front clamp plate and the upper front rear clamp plate. The rear end of the upper front support rod is located in front of and connected to the upper front clamp plate. The rear upper clamp includes a rear upper front clamp plate and a rear upper rear clamp plate. Both the rear upper front clamp plate and the rear upper rear clamp plate are vertically arranged and arranged in a left-right direction, and are arranged sequentially front to back. The middle part of the rear upper front clamp plate protrudes forward in an arc shape, and the middle part of the rear upper rear clamp plate protrudes backward in an arc shape. The left end of the rear upper front clamp plate is detachably connected to the left end of the rear upper rear clamp plate, and the right end of the rear upper front clamp plate is detachably connected to the right end of the rear upper rear clamp plate, thereby clamping the rear column between the middle parts of the rear upper front clamp plate and the middle parts of the rear upper rear clamp plate. The front end of the rear upper support rod is located behind the rear upper rear clamp plate and connected to the rear upper rear clamp plate.
3. The construction tower crane clamp cantilever attachment device as described in claim 2, characterized in that, The upper front clamp also includes an upper front anti-slip pad and an upper rear protective pad. The upper front anti-slip pad and the upper rear protective pad are respectively located under the upper front clamp plate and the upper rear clamp plate and are respectively connected to the upper front clamp plate and the upper rear clamp plate, and are both used to abut against the outer side of the front column. The upper rear clamp also includes an upper rear anti-slip pad and an upper rear protective pad. The upper rear anti-slip pad and the upper rear protective pad are respectively located under the upper rear clamp plate and the upper rear clamp plate and are respectively connected to the upper rear clamp plate and the upper rear clamp plate, and are both used to abut against the outer side of the rear column.
4. The construction tower crane clamp cantilever attachment device as described in claim 1, characterized in that, The rear end of the front upper support rod is detachably connected to the front upper clamp, the front end of the rear upper support rod is detachably connected to the rear upper clamp, the first front attachment arm is detachably connected to the front end of the front upper support rod and the attachment frame, and the first rear attachment arm is detachably connected to the rear end of the rear upper support rod and the attachment frame.
5. The construction tower crane clamp cantilever attachment device as described in claim 1, characterized in that, The attachment frame is a rectangular frame, which is arranged in the left-right direction. The first front attachment arm is connected to the front right corner of the rectangular frame, and the first rear attachment arm is connected to the rear right corner of the rectangular frame.
6. The construction tower crane clamp cantilever attachment device as described in claim 1, characterized in that, The construction tower crane clamp cantilever attachment device also includes a second front attachment arm and a second rear attachment arm. The second front attachment arm is inclined to the right rear from left to right, and the second rear attachment arm is inclined to the right front from left to right. The second front attachment arm and the second rear attachment arm are spaced apart from each other and are both located between the first front attachment arm and the first rear attachment arm. The second front attachment arm is located between the front end of the front upper support rod and the attachment frame and is connected to the front end of the front upper support rod and the attachment frame respectively. The second rear attachment arm is located between the rear end of the rear upper support rod and the attachment frame and is connected to the rear end of the rear upper support rod and the attachment frame respectively.
7. The construction tower crane clamp cantilever attachment device as described in claim 6, characterized in that, The second front attachment arm is detachably connected to the front end of the front upper support rod and the attachment frame, and the second rear attachment arm is detachably connected to the rear end of the rear upper support rod and the attachment frame.
8. The construction tower crane clamp cantilever attachment device as described in claim 1, characterized in that, The construction tower crane clamp cantilever attachment device also includes a front lower clamp, a front lower support rod, a rear lower clamp, and a rear lower support rod. The front lower clamp and the rear lower clamp are both vertically arranged and spaced apart from each other, and are respectively located below the front upper clamp and the rear upper clamp. The front lower clamp and the rear lower clamp are used to clamp onto the front column and the rear column, respectively. The front lower support rod is inclined downwards and backwards in a front-to-back direction. The front end of the front lower support rod is located below the front end of the front upper support rod and is connected to the front end of the front upper support rod. The rear end of the front lower support rod is located in front of the front lower clamp and is connected to the front lower clamp. The rear lower support rod is inclined downwards and forwards in a back-to-front direction. The rear end of the rear lower support rod is located below the rear end of the rear upper support rod and is connected to the rear end of the rear upper support rod. The front end of the rear lower support rod is located behind the rear lower clamp and is connected to the rear lower clamp.
9. The construction tower crane clamp cantilever attachment device as described in claim 8, characterized in that, The front lower clamp includes a front lower front clamp plate and a front lower rear clamp plate. Both the front lower front clamp plate and the front lower rear clamp plate are vertically arranged and positioned horizontally and sequentially. The middle portion of the front lower front clamp plate protrudes forward in an arc, and the middle portion of the front lower rear clamp plate protrudes backward in an arc. The left end of the front lower front clamp plate is detachably connected to the left end of the front lower rear clamp plate, and the right end of the front lower front clamp plate is detachably connected to the right end of the front lower rear clamp plate, thereby clamping the front column between the middle portions of the front lower front clamp plate and the middle portions of the front lower rear clamp plate. The rear end of the front lower support rod is located in front of and connected to the front lower front clamp plate. The rear lower clamp includes a rear lower front clamp plate and a rear lower rear clamp plate. Both the rear lower front clamp plate and the rear lower rear clamp plate are vertically arranged and arranged in a left-right direction, and are arranged sequentially front to back. The middle part of the rear lower front clamp plate protrudes forward in an arc shape, and the middle part of the rear lower rear clamp plate protrudes backward in an arc shape. The left end of the rear lower front clamp plate is detachably connected to the left end of the rear lower rear clamp plate, and the right end of the rear lower front clamp plate is detachably connected to the right end of the rear lower rear clamp plate, thereby clamping the rear column between the middle parts of the rear lower front clamp plate and the middle parts of the rear lower rear clamp plate. The front end of the rear lower support rod is located behind the rear lower rear clamp plate and connected to the rear lower rear clamp plate.
10. The construction tower crane clamp cantilever attachment device as described in claim 9, characterized in that, The front lower clamp also includes a front lower front anti-slip pad and a front lower rear protective pad. The front lower front anti-slip pad and the front lower rear protective pad are respectively located under the front lower front clamp plate and the front lower rear clamp plate and are respectively connected to the front lower front clamp plate and the front lower rear clamp plate, and are both used to abut against the outer side of the front column. The rear lower clamp also includes a rear lower front anti-slip pad and a rear lower rear protective pad. The rear lower front anti-slip pad and the rear lower rear protective pad are respectively located under the rear lower front clamp plate and the rear lower rear clamp plate and are respectively connected to the rear lower front clamp plate and the rear lower rear clamp plate, and are both used to abut against the outer side of the rear column.