Wet joint hanging system device for large-span steel-concrete composite beam
By constructing a wet joint suspension system combining steel frame beams and disc-lock scaffolding, the problem of insufficient support structure stability in the construction of large-span steel-concrete composite beams was solved, thereby improving the stability of the formwork and the construction quality, and reducing construction costs.
Patent Information
- Application Number
- CN202520010010.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-03
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-01-03
AI Technical Summary
In the construction of existing large-span steel-concrete composite beams, the stability of the supporting structure is insufficient, making it difficult to withstand huge loads, which leads to formwork deformation, affects the construction quality of wet joints, and the support system has poor versatility and flexibility, making it unable to adapt to different construction conditions, thus increasing construction costs and time.
A combined structure including steel frame beams, disc buckle frames, support frames, steel crossbeams, box girder bottom plates, support plates, and diagonal braces is adopted to construct a stable wet joint suspension system. The stability and flexibility of the support structure are enhanced by threaded connections and welding to adapt to different construction environments.
It improves the flatness and stability of the template during wet joint construction, enhances the versatility and flexibility of the device, ensures construction quality and safety, and reduces construction costs.
Smart Images
Figure CN223753492U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the construction technology field of large span steel concrete composite beam, specifically to a large span steel concrete composite beam wet joint hanging system device. BACKGROUND
[0002] The construction of large span steel concrete composite beam faces many technical challenges, for example, in some large public buildings, the construction of super-long large volume prestressed reinforced concrete structure has technical difficulties, such as ensuring construction quality, controlling cracks, etc., and for example, in bridge construction, the problems of transportation and erection caused by super-long and super-heavy composite box girder need to be solved, the precision requirement of pier top closure is high, and the system conversion process is complex.
[0003] To cope with these challenges, research and practice in related fields continue to advance, for example, advanced construction techniques such as beam field prefabrication, large floating crane transportation and erection, through reasonable pier top arrangement, safe transportation security system and other measures, realize efficient transportation and erection of large span composite beam, in terms of construction technology, continuously optimize the concrete mix ratio, enhance its crack resistance and early strength, adopt advanced formwork engineering technology, such as using high-strength film-coated bamboo plywood with good insulation effect to control temperature difference, reasonably setting post-pouring belt and intermittent expansion belt, calculating the shrinkage stress of prestressed concrete post-pouring belt position to determine the closing time, etc.
[0004] At the same time, some innovative construction methods and devices also emerge as the times require, for example, steel concrete composite beam bridge deck continuous construction device and construction method without occupying the space under the bridge, efficient and safe and reliable construction, through the coordinated work of suspension bracket system, track system, trolley system, sliding beam hanger system, formwork system, etc., improve the efficiency of cast-in-place construction, reduce the construction cost, and reduce the interference to existing facilities, and for example, for the construction of large span, wide steel concrete composite beam cable-stayed bridge, segmental suspension erection machine and supporting construction technology are adopted to solve the problems of steel beam member erection and posture adjustment.
[0005] However, the prior art has the following problems in actual use:
[0006] When the overall device is used, the stability of the support structure is insufficient, it is difficult to withstand the huge load brought by the large span structure, which is easy to cause the deformation of the formwork in the construction process, affecting the construction quality of the wet joint, the versatility and flexibility of part of the support system are poor, which cannot adapt to different construction conditions and complex site environment, a large amount of adjustment and improvement is needed for different situations, which increases the construction cost and time. INVENTION CONTENTS
[0007] (I) Technical problems solved
[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a large -span steel mixed combination beam wet joint hanging system device, solves the prior art in
[0009] The stability of the support structure is insufficient during the use of the whole device, and it is difficult to bear the huge load brought by the large-span structure, which can easily lead to the deformation of the formwork during the construction process, affect the construction quality of the wet joint, and the universality and flexibility of part of the support system are poor, which cannot adapt to different construction conditions and complex site environment, and a large amount of adjustment and improvement is needed for different situations, which increases the construction cost and time.
[0010] (II) Technical scheme
[0011] In order to achieve the above object, the utility model realizes the following technical scheme: a large -span steel mixed combination beam wet joint hanging system device, including steel frame beam, the top of steel frame beam is fixedly installed with disc buckle frame, the top of steel frame beam is fixedly installed with support frame, the top of steel frame beam is fixedly installed with steel cross beam, both sides of steel frame beam are equipped with box girder bottom plate, one side of steel cross beam is connected with the supporting plate of screw thread, the bottom of supporting plate is equipped with inclined strut.
[0012] Further, the top of the steel frame beam is screw connected with a threaded tube, and the outer wall of the threaded tube is screw connected with a nut.
[0013] Further, the bottom of the disc buckle frame is screw connected with the inside of the threaded tube, the inside of the disc buckle frame is screw connected with a reinforcing rod, and the top of the disc buckle frame is fixedly installed with the bottom of the steel cross beam.
[0014] Further, the top of the support frame is fixedly installed with a fixed plate, and the top of the fixed plate is fixedly installed with the bottom of the steel cross beam.
[0015] Further, the top of the steel cross beam is fixedly installed with a square wood longitudinal beam, the top of the square wood longitudinal beam is screw connected with a bamboo plywood, and the top of the bamboo plywood is fixedly installed with a pouring plate.
[0016] Further, both sides of the box girder bottom plate are welded with butt blocks, the inside of the butt block is screw connected with the bottom of the steel frame beam, the top of the box girder bottom plate is fixedly installed with a bearing column, and the top of the bearing column is fixedly installed with the bottom of the steel cross beam.
[0017] Further, the bottom of the supporting plate is fixedly installed with an inclined rod, the bottom of the inclined rod is fixedly installed with the outer wall of the inclined strut, and the bottom of the supporting plate is fixedly installed with an adapter block.
[0018] Further, the top of the inclined strut is screw connected with the bottom of the adapter block, and the bottom of the inclined strut is screw connected with the inside of the butt block.
[0019] (Three) beneficial effects
[0020] The utility model provides a large -span steel mixes combined beam wet joint hanging system device, has the following beneficial effects:
[0021] This large -span steel mixes combined beam wet joint hanging system device, through the cooperation setting of rigid frame beam, disc buckle frame, support frame, steel crossbeam, box girder bottom plate, supporting plate and inclined strut, has built a stable and reliable wet joint hanging system, steel frame beam as basic bearing structure has guaranteed the stability of whole device, has provided reliable support for steel crossbeam, the synergies of disc buckle frame and support frame has effectively improved the bearing capacity and stability of steel crossbeam, thereby has guaranteed the flatness and stability of formwork in the wet joint construction process, is favorable to improve construction quality, the adjustable design of supporting plate and inclined strut can adapt to different construction conditions, improved the versatility and flexibility of device, the close connection of box girder bottom plate and steel frame beam has strengthened the integrity of structure, makes whole device can better bear various loads, ensures construction safety. BRIEF DESCRIPTION OF DRAWINGS
[0022] Figure 1 It is the structure schematic diagram of the utility model;
[0023] Figure 2 It is the structure schematic diagram of the utility model steel frame beam;
[0024] Figure 3 It is the structure schematic diagram of the utility model supporting plate;
[0025] Figure 4 It is the structure schematic diagram of the utility model box girder bottom plate.
[0026] In the drawing: 1, steel frame beam; 2, disc buckle frame; 3, support frame; 4, steel crossbeam; 5, box girder bottom plate; 6, supporting plate; 7, inclined strut; 8, threaded tube; 9, nut; 10, reinforcing rod; 11, fixed plate; 12, square wood longitudinal beam; 13, bamboo plywood; 14, pouring plate; 15, butt joint block; 16, bearing column; 17, inclined rod; 18, adapter block. DETAILED DESCRIPTION
[0027] The technical scheme in the utility model embodiments will be described clearly and completely below with reference to the drawings in the utility model embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts fall within the protection scope of the utility model.
[0028] Please refer to Figures 1 to 4The utility model embodiment provides a kind of large-span steel mixed combination beam wet joint hanging system device, which is applied to the scene of construction of large-span steel mixed combination beam, and the structure of the large-span steel mixed combination beam wet joint hanging system device is improved in the embodiment, so that it has the advantages of stability and safety.
[0029] Example one:
[0030] Please refer to Figures 1 to 4The utility model provides a technical scheme: a large -span steel mixes combined beam wet joint hanging system device, including steel frame beam 1, the top fixed mounting of steel frame beam 1 has disc buckle frame 2, the top fixed mounting of steel frame beam 1 has support frame 3, the top screw connection of steel frame beam 1 has screw pipe 8, the outer wall screw connection of screw pipe 8 has nut 9, the bottom of disc buckle frame 2 is connected with the inside screw of screw pipe 8, the inside screw of disc buckle frame 2 is connected with reinforcing rod 10, the top of disc buckle frame 2 is fixedly installed with the bottom of steel cross beam 4, the top fixed mounting of support frame 3 has fixed plate 11, the top of fixed plate 11 is fixedly installed with the bottom of steel cross beam 4, therefore, by screw pipe 8 with the alignment of the threaded end of steel frame beam 1 top beforehand machined threaded hole, slowly rotate screw pipe 8, make it gradually spin into threaded hole, in the process of spinning, can use level gauge auxiliary measurement, ensure that screw pipe 8 and steel frame beam 1 surface vertical, when screw pipe 8 spins to the scheduled depth, nut 9 is set on screw pipe 8, using torque wrench according to the torque value of design requirement tightens nut 9, make nut 9 tightly adhere to steel frame beam 1 surface, thereby firmly fixed screw pipe 8 on steel frame beam 1, the both ends of reinforcing rod 10 have the screw of matching with disc buckle frame 2, spin into the reserved threaded hole in the inside of disc buckle frame 2 one end of reinforcing rod 10, the spin-in depth should be not less than one third of reinforcing rod 10 length, then spin into another section reinforcing rod 10 in the threaded hole of the other end, make two section reinforcing rod 10 cross connection in the inside of disc buckle frame 2, form the reinforcing structure of stability, place fixed plate 11 at the top of support frame 3, make it with steel cross beam 4 bottom tightly adhere, adopt the welding mode and connect fixed plate 11 with steel cross beam 4, need to pretreat welding position before welding, such as grinding, derusting etc, then according to the welding process requirement carries out welding operation, according to the design interval requirement, mark the installation position of square wood longitudinal beam 12 at the top of steel cross beam 4, carry square wood longitudinal beam 12 to the installation position little by little, make the centre line thereof with the mark line alignment, the interval error between adjacent square wood longitudinal beam 12 should be controlled within accurate numerical value, then, using nail or bolt will square wood longitudinal beam 12 be fixed at the top of steel cross beam 4, place bamboo plywood 13 at the top of square wood longitudinal beam 12, make its edge with square wood longitudinal beam 12 edge alignment, ensure that bamboo plywood 13 covers the whole construction area, and evenly distribute at the edge and intermediate position of bamboo plywood 13, when tightening self-tapping screw, pay attention to control strength, avoid damaging bamboo plywood 13, simultaneously ensure that bamboo plywood 13 with square wood longitudinal beam 12 tightly adhere, prevent the leakage phenomenon in the process of pouring concrete, pour plate 14 with bamboo plywood 13 fixed together, the arrangement of connecting piece should satisfy the design requirement, ensure that pouring plate 14 will not displace or deform in the construction process, satisfy the requirement of template flatness of wet joint pouring construction, thus complete the installation of entire wet joint hanging system device.
[0031] Example two:
[0032] In order to effectively support and fix, increase the stability of the whole device, the steel cross beam 4 is arranged with the box girder bottom plate 5;
[0033] The top of the steel frame beam 1 is fixedly installed with the steel cross beam 4, both sides of the steel frame beam 1 are provided with the box girder bottom plate 5, the top of the steel cross beam 4 is fixedly installed with the square wood longitudinal beam 12, the top of the square wood longitudinal beam 12 is threadedly connected with the bamboo plywood 13, the top of the bamboo plywood 13 is fixedly installed with the pouring plate 14, both sides of the box girder bottom plate 5 are welded with the butt joint block 15, the inside of the butt joint block 15 is threadedly connected with the bottom of the steel frame beam 1, the top of the box girder bottom plate 5 is fixedly installed with the bearing column 16, and the top of the bearing column 16 is fixedly installed with the bottom of the steel cross beam 4, therefore, the inside of the butt joint block 15 is processed with a threaded hole, the bottom of the steel frame beam 1 is provided with a threaded column in the corresponding position, the threaded column is screwed into the threaded hole in the butt joint block 15, the box girder bottom plate 5 and the steel frame beam 1 are tightly connected, the bearing column 16 adopts a high-strength metal column, the bottom of the bearing column 16 is fixed with the box girder bottom plate 5 through welding, and the top of the bearing column 16 is fixed with the bottom of the steel cross beam 4 through welding or bolt connection, so that the bearing column 16 can share a part of the load borne by the steel cross beam 4 and transmit the load to the box girder bottom plate 5, and the structural stability of the whole device is further enhanced.
[0034] Embodiment three:
[0035] In order to ensure the versatility and flexibility of the device, different construction environments and requirements can be adapted to, the device supporting plate 6 is arranged with the inclined bracing rod 7.
[0036] One side of the steel cross beam 4 is threadedly connected with the supporting plate 6, the bottom of the supporting plate 6 is provided with the inclined bracing rod 7, the bottom of the supporting plate 6 is fixedly installed with the inclined rod 17, the bottom of the inclined rod 17 is fixedly installed with the outer wall of the inclined bracing rod 7, the bottom of the supporting plate 6 is fixedly installed with the adapter block 18, the top of the inclined bracing rod 7 is threadedly connected with the bottom of the adapter block 18, and the bottom of the inclined bracing rod 7 is threadedly connected with the inside of the butt joint block 15, therefore, the top of the inclined bracing rod 7 is provided with a thread, the bottom of the adapter block 18 is processed with a threaded hole, the inclined bracing rod 7 is screwed into the threaded hole in the adapter block 18, the connection between the inclined bracing rod 7 and the supporting plate 6 is realized, the bottom of the inclined bracing rod 7 is also provided with a thread, and the inclined bracing rod 7 is installed on the butt joint block 15 in cooperation with the threaded hole in the inside of the butt joint block 15, the inclination angle and the height of the supporting plate 6 can be changed by adjusting the depth of the inclined bracing rod 7 screwed into the adapter block 18 and the butt joint block 15, so that different construction conditions can be adapted to, and the stability of the structure in the wet joint construction process can be ensured.
[0037] In the utility model, the working steps of the device are as follows:
[0038] Firstly, the threaded pipe 8 is screwed on the top of the steel frame beam 1 and is fastened by the nut 9, ensuring the stable installation of the threaded pipe 8, when installing the threaded pipe 8, it is necessary to ensure that it is perpendicular to the top plane of the steel frame beam 1 to provide a stable connection basis, the nut 9 should be tightened to the appropriate torque to prevent the threaded pipe 8 from loosening during subsequent construction, then the bottom of the disc buckle frame 2 is screwed inside the threaded pipe 8, and the reinforcing rod 10 is screwed inside the disc buckle frame 2, when connecting the disc buckle frame 2, it should be ensured that it is tightly matched with the threaded pipe 8 and is firmly connected, the installation position of the reinforcing rod 10 should be evenly distributed inside the disc buckle frame 2 to enhance the overall structural strength of the disc buckle frame 2, then the top of the disc buckle frame 2 is fixedly installed with the bottom of the steel cross beam 4, ensuring the stability of the connection point, so that the disc buckle frame 2 can effectively transfer the load to the steel cross beam 4, then the fixed plate 11 at the top of the support frame 3 is fixedly connected with the bottom of the steel cross beam 4, when connecting the fixed plate 11 with the steel cross beam 4, it is necessary to ensure that the connection surface is flat, and a suitable connection method such as welding or high-strength bolt connection is adopted to provide reliable additional support for the steel cross beam 4, then the side of the steel cross beam 4 is screwed with the supporting plate 6, and the inclined rod 17 at the bottom of the supporting plate 6 is fixedly installed with the outer wall of the inclined bracing rod 7, when connecting the supporting plate 6 with the steel cross beam 4, attention should be paid to adjusting the position and angle of the supporting plate 6 so that it can meet the requirements of the formwork support for the wet joint construction, the fixed connection between the inclined rod 17 and the inclined bracing rod 7 should be firm and reliable, which can be achieved by welding or bolt connection, the top of the inclined bracing rod 7 is screwed with the bottom of the adapter block 18, and the bottom is screwed with the inside of the butt joint block 15, during the connection process, the tightness of the screw connection should be ensured, so that the inclined bracing rod 7 can stably support the supporting plate 6, at the same time, the butt joint block 15 is welded with the both sides of the box girder bottom plate 5, and the inside of the butt joint block 15 is screwed with the bottom of the steel frame beam 1, when welding, the welding quality should be ensured, and the screw connection between the butt joint block 15 and the steel frame beam 1 should be tightened, so that the box girder bottom plate 5 is connected with the whole device as a whole, ensuring the integrity of the structure, finally, the square wood longitudinal beam 12, the bamboo plywood 13 and the pouring plate 14 are installed on the top of the steel cross beam 4 in sequence, the square wood longitudinal beam 12 should be evenly laid on the top of the steel cross beam 4, the bamboo plywood 13 should be tightly matched with the square wood longitudinal beam 12 through screw connection to prevent the phenomenon of slurry leakage during pouring concrete, the pouring plate 14 is fixedly installed on the top of the bamboo plywood 13, ensuring that its surface is flat and meeting the requirements of the wet joint pouring construction, and the installation of the wet joint hanging system device is completed.
[0039] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A large-span steel-concrete composite beam wet joint hanging system device, comprising a steel frame beam (1), characterized in that: The top of the steel frame beam (1) is fixedly installed with a disc buckle frame (2), the top of the steel frame beam (1) is fixedly installed with a support frame (3), the top of the steel frame beam (1) is fixedly installed with a steel cross beam (4), both sides of the steel frame beam (1) are provided with box girder bottom plates (5), one side of the steel cross beam (4) is threadedly connected with a supporting plate (6), and the bottom of the supporting plate (6) is provided with an inclined supporting rod (7).
2. The wet joint hanging system device of a long-span steel-concrete composite beam according to claim 1, characterized in that: The top of the steel frame beam (1) is threadedly connected with a threaded pipe (8), and the outer wall of the threaded pipe (8) is threadedly connected with a nut (9).
3. The wet joint hanger system device of claim 2, wherein: The bottom of the disc buckle frame (2) is threadedly connected with the inside of the threaded pipe (8), the inside of the disc buckle frame (2) is threadedly connected with a reinforcing rod (10), and the top of the disc buckle frame (2) is fixedly installed with the bottom of the steel cross beam (4).
4. The wet joint hanger system device of claim 1, wherein: The top of the support frame (3) is fixedly installed with a fixed plate (11), and the top of the fixed plate (11) is fixedly installed with the bottom of the steel cross beam (4).
5. The wet joint hanger system of claim 1, wherein: The top of the steel cross beam (4) is fixedly installed with a square wood longitudinal beam (12), the top of the square wood longitudinal beam (12) is threadedly connected with a bamboo plywood (13), and the top of the bamboo plywood (13) is fixedly installed with a pouring plate (14).
6. The wet joint hanger system of a long-span steel-concrete composite beam according to claim 1, characterized in that: Both sides of the box girder bottom plate (5) are welded with butt joints (15), the inside of the butt joint (15) is threadedly connected with the bottom of the steel frame beam (1), the top of the box girder bottom plate (5) is fixedly installed with a bearing column (16), and the top of the bearing column (16) is fixedly installed with the bottom of the steel cross beam (4).
7. The wet joint hanger system of claim 1, wherein: The bottom of the supporting plate (6) is fixedly installed with an inclined rod (17), the bottom of the inclined rod (17) is fixedly installed with the outer wall of the inclined supporting rod (7), and the bottom of the supporting plate (6) is fixedly installed with an adapter block (18).
8. The wet joint hanger system of claim 7, wherein: The top of the inclined supporting rod (7) is threadedly connected with the bottom of the adapter block (18), and the bottom of the inclined supporting rod (7) is threadedly connected with the inside of the butt joint (15).