Anti-skid device for movable formwork

Abstract

The utility model relates to the technical field of constructional engineering, in particular to an anti-skid device for a movable formwork, which comprises a main beam, a front support leg, a rear support leg, a rear longitudinal moving auxiliary support leg, an outrigger suspension arm, a track, a rear suspension, an outer formwork, a bottom formwork, a suspension rod, a side formwork, an inner formwork, a reinforcement cage lifting appliance, a reinforcement cage tire car, a hydraulic and electric appliance, a halfpace and a handrail. According to the utility model, the upward moving beam yard is adopted to automatically finish the hole passing displacement of the supporting legs without other auxiliary crane equipment on the ground, the mechanical degree is high, the operation is simple, the safety and reliability are realized, and the rain-proof and sun-proof ceilings are arranged at the tops of the outriggers on the two sides of the main beam, so that all-day work of the moving beam yard can be ensured; when a concrete box girder is poured, steel bars of a next hole of box girder can be bound at the tail of the concrete box girder, the construction efficiency is greatly improved, the construction period is shortened, when a continuous beam or a continuous steel structure and other inter-bridge transition are carried out, only the side formwork and the bottom formwork need to be unfolded, passing can be conveniently carried out, the whole machine dismantling workload is reduced, and the transition operation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, concretely is a mobile formwork support anti -skidding device. BACKGROUND

[0002] HZZ900S mobile beam field is the special equipment for the cast-in-situ construction of 32m whole hole box girder of railway passenger dedicated line.

[0003] At present, HZZ900S mobile beam field needs time for moving and positioning, and may need to clean the track and adjust the equipment during the moving process, which affects the construction progress, the operation space at the bottom of the equipment is small, and the construction personnel cannot reach some positions, which may lead to insufficient concrete vibration or uneven finishing, affecting the construction quality, the formwork may have flatness error during the construction process, leading to air holes on the surface of the beam body or poor forming effect, therefore, a mobile formwork support anti-skidding device is needed to improve the above problems. UTILITY MODEL CONTENTS

[0004] In order to solve the problems in the background art, the utility model provides a mobile formwork support anti-skidding device to solve the problems in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A mobile formwork support anti-skidding device is composed of a main beam, front legs, rear legs, rear longitudinal movement auxiliary legs, beam cantilever and track and rear suspension, outer formwork, bottom formwork and lifting rod, side formwork, inner formwork, reinforcement cage lifting appliance, reinforcement cage trolley, hydraulic and electrical appliances, ladder stand and railing, wherein the main beam is a load-bearing structure, the front legs and the rear legs are respectively arranged at the front and rear parts of the main beam and are used for supporting the main beam, the rear longitudinal movement auxiliary legs are arranged on the main beam and are used for whole machine hole operation, the beam cantilever and track and rear suspension are connected to the main beam and are used for suspending the outer formwork, bottom formwork and lifting rod and side formwork, the inner formwork is arranged inside the outer formwork, the reinforcement cage lifting appliance is movably arranged on the main beam and cooperates with the reinforcement cage trolley to hoist the reinforcement cage, the hydraulic and electrical appliances are arranged on the main beam and the legs and are used for driving and controlling the actions of each part, and the ladder stand and the railing are arranged on the main beam and the side formwork.

[0007] As the preferred scheme of the utility model, the main beam is eight load-bearing steel box beams, each section is connected by double splicing plates and precision bolts, the main beam is made of Q355B steel, 3200mm wide and 2756mm high.

[0008] As the preferred scheme of the utility model, the front supporting leg is supported on the front pier top and is the front fulcrum of the mobile beam yard working state, the front supporting leg is a portal structure as a whole and is composed of a supporting leg column, a supporting leg beam, a transverse fine adjustment mechanism, a supporting roller wheel box, a hanging wheel and a hydraulic system.

[0009] As the preferred scheme of the utility model, the rear supporting leg is installed on the top surface of the poured concrete box beam of the rear span and is the load-bearing fulcrum of the mobile beam yard working, the rear longitudinal movement auxiliary supporting leg is used for the hole passing operation condition of the whole machine of the mobile beam yard and the hoisting and transporting of the reinforcement cage condition and is composed of a supporting leg, a longitudinal movement mechanism and a supporting leg jacking cylinder.

[0010] As the preferred scheme of the utility model, the cantilever beam, the track and the rear suspension are important force transmission structures of the mobile beam yard and are responsible for the suspension of the whole machine mold frame and the mold concrete forming structure.

[0011] As the preferred scheme of the utility model, the side mold frame is provided with ten groups and is composed of a main truss and a connecting truss to form a space truss structure.

[0012] As the preferred scheme of the utility model, the reinforcement cage tire vehicle is transported by using multiple hoists for synchronous hoisting, a hanging pole beam lifting appliance and multiple point balancing.

[0013] As the preferred scheme of the utility model, the inner mold plate adopts a detachable combined steel mold plate structure system and is different according to the structure parts.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1、The utility model discloses a mobile beam yard which can complete the displacement of the supporting leg passing through the hole by itself without other auxiliary hoisting machine equipment on the ground, has high mechanization degree, is simple to operate, safe and reliable, the top of the cantilever beam on the two sides of the main beam is provided with a rainproof and sunproof roof, the mobile beam yard can work all day long, the reinforcement cage of the next hole box beam can be bound at the tail part while the concrete box beam is poured, the construction efficiency is greatly improved and the construction period is shortened, when the bridge between the continuous beam or the continuous steel structure is transferred, the side mold frame and the bottom mold are only unfolded, the whole machine can pass through conveniently, the dismantling workload is reduced, and the transfer operation efficiency is improved.

[0016] 2, the utility model discloses, main girder, cantilever and boom adopt symmetrical design principle, just need to exchange the guide beam of front end and the tail beam of rear end and the reinforcement cage binding and binding spreader, change the installation position of front and rear support leg, can satisfy the requirement of two -way construction, and the main girder and support leg structure of mobile beam field need not to be reconstructed to satisfy 32m, 24m double -line high whole hole box girder's cast -in -situ construction, and the comprehensive utilization rate is high, and it is very suitable for mountainous area bridge, tunnel, pavement interval construction, when this mobile beam field needs to pass through the tunnel, the main structure does not need to disassemble and can pass through the tunnel, reduces the disassembly workload of equipment transfer, can conveniently complete the cast -in -situ construction of tunnel import and last span tunnel export first span. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the section structure schematic diagram of the reinforcement cage through longitudinal displacement auxiliary support leg of the utility model;

[0019] Figure 3 It is the rear support leg structure schematic diagram of the utility model;

[0020] Figure 4 It is the section structure schematic diagram of the reinforcement cage into mould of the utility model;

[0021] Figure 5 It is the section structure schematic diagram of the combined mould pouring state of the utility model;

[0022] Figure 6 It is the section structure schematic diagram of the front support leg and the mould opening through hole state of the utility model.

[0023] In the drawing: 1, main girder;2, front support leg;3, rear support leg;4, rear longitudinal displacement auxiliary support leg;5, cantilever boom and track and rear suspension;6, outer formwork;7, bottom die holder and suspender;8, side die holder;9, inner formwork;10, reinforcement cage spreader;11, reinforcement cage trolley;12, hydraulic and electric appliance;13, ladder stand and railing. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described below in conjunction with the embodiments of the utility model, apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0025] Embodiment, please refer to Figures 1-6 The utility model provides a technical scheme:

[0026] A mobile formwork anti-skid device is composed of a main beam 1, a front support leg 2, a rear support leg 3, a rear longitudinal movement auxiliary support leg 4, a cantilever arm and track and rear suspension 5, an outer formwork 6, a bottom formwork and boom 7, a side formwork 8, an inner formwork 9, a reinforcement cage lifting appliance 10, a reinforcement cage trolley 11, a hydraulic and electric appliance 12, a ladder stand and railing 13.

[0027] In this embodiment, as shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , the main beam 1 is composed of eight load-bearing steel box beams, each of which is connected with double splicing plates and precision bolts, and the main beam 1 is made of Q355B steel, with a width of 3200 mm and a height of 2756 mm. The front support leg 2 is supported on the top of the front pier and is the front support point of the mobile beam yard in the working state. The front support leg 2 is a portal structure composed of a support leg column, a support leg beam, a horizontal fine adjustment mechanism, a supporting roller box, a hanging wheel and a hydraulic system. The main beam 1 is a load-bearing structure, and the front support leg 2 and the rear support leg 3 are arranged at the front and rear parts of the main beam 1 respectively and are used for supporting the main beam 1. The rear longitudinal movement auxiliary support leg 4 is arranged on the main beam 1 and is used for the whole machine to pass through the hole operation. The cantilever arm and track and rear suspension 5 are connected to the main beam 1 and are used for suspending the outer formwork 6, the bottom formwork and boom 7 and the side formwork 8. The inner formwork 9 is arranged inside the outer formwork 6. The reinforcement cage lifting appliance 11 is movably arranged on the main beam 1 and cooperates with the reinforcement cage trolley 11 to be used for lifting and transporting the reinforcement cage. The hydraulic and electric appliance 12 is arranged on the main beam 1 and the support leg and is used for driving and controlling the actions of each component. The ladder stand and railing 13 are arranged on the main beam 1 and the side formwork 8. The rear support leg 3 is installed on the top surface of the cast concrete box beam of the rear span and is the load-bearing support point of the mobile beam yard in the working state. The rear longitudinal movement auxiliary support leg 4 is used for the whole machine to pass through the hole operation and lifting and transporting the reinforcement cage. It is composed of a support leg, a longitudinal movement mechanism and a support leg jacking cylinder. It is an uplink type mobile beam yard which can complete the support leg passing through the hole displacement by itself without other auxiliary hoisting machine equipment on the ground. It has high mechanization degree, simple operation, safety and reliability. Rainproof and sunproof roofs are arranged on the top of the cantilever arms on both sides of the main beam 1, which can ensure the mobile beam yard to work all day long. The reinforcement of the next hole box beam can be bound at the same time when the concrete box beam is cast, which greatly improves the construction efficiency and shortens the construction period. When passing through the continuous beam or continuous steel structure bridge, the side formwork 8 and the bottom formwork can be unfolded, which can facilitate the passing through, reduce the whole machine dismantling workload and improve the operation efficiency of the transfer site.

[0028] In this embodiment, as shown in Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, the cantilevered beam jib, the track and the rear suspension 5 are important force transmission structures of the mobile beam field, responsible for suspending the whole machine mold frame, the formwork concrete forming structure, the side mold frame 8 is provided with ten groups, the side mold frame 8 is formed into a spatial truss structure by a main truss and a connecting truss, the steel reinforcement cage trolley 11 is moved and transported by using multiple hoists for synchronous lifting, a hanging flat beam lifting appliance, multiple point balancing, the inner formwork 9 adopts a detachable combined steel formwork structure system and is different according to different structural parts, the main beam 1, the cantilevered beam and the jib adopt a symmetrical design principle, only the front guide beam and the rear tail beam and the steel reinforcement cage binding trolley and the binding lifting appliance need to be exchanged, and the installation position of the front and rear legs 3 is changed, so that the requirements of bidirectional construction can be met, the main beam 1 and the leg structure of the mobile beam field do not need to be modified and can meet the cast-in-place construction of 32m, 24m double-line equal-height whole-hole box beams, the comprehensive utilization rate is high, and it is very suitable for mountainous bridge, tunnel and pavement interval construction.

[0029] The utility model work flow: use a kind of mobile mold frame antiskid device of the scheme design in working time, main beam 1 can realize lifting and longitudinal movement under the action of supporting oil cylinder and supporting roller wheel box, mold frame and formwork complete the action of bottom mold frame transverse movement opening and closing under the action of mold frame opening mechanism, mold frame is hung in main box beam bottom surface by cantilevered beam, jib and suspender, the pre-camber of formwork is adjusted using adjustable strut, the linear elevation of beam bottom is adjusted according to design requirement, main cable is passed through in the abdomen of main beam 1, and branch box is installed near every hole in the middle of the web of main beam 1, branch cable is led to the socket box under the left and right arms of cantilevered beam from branch box.Each electrical equipment is led from the nearest socket box, and power is supplied after moving hoist is led by main distribution cabinet and is pulled by steel rope pulley, and ten 1kW projection lamps are used for top mold lighting, one is installed in each cantilevered beam left and right, for steel reinforcement and concrete construction lighting in mold, and the lighting of side mold and bottom mold is used according to need by user, and it is safe.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A mobile formwork anti-skid device, which is composed of a main beam (1), a front support leg (2), a rear support leg (3), a rear longitudinal auxiliary support leg (4), a rail and rear suspension (5), an outer formwork (6), a bottom formwork and a boom (7), a side formwork (8), an inner formwork (9), a reinforcement cage lifting device (10), a reinforcement cage trolley (11), a hydraulic and electrical device (12), a ladder stand and a railing (13), wherein, The main beam (1) is a load-bearing structure, the front leg (2) and the rear leg (3) are arranged at the front and rear of the main beam (1) respectively and are used for supporting the main beam (1), the rear longitudinal auxiliary leg (4) is arranged on the main beam (1) and is used for whole machine hole operation, the cantilever beam, the track and the rear suspension (5) are connected to the main beam (1) and are used for suspending the outer formwork (6), the bottom formwork frame and the boom (7) and the side formwork frame (8), the inner formwork (9) is arranged inside the outer formwork (6); the reinforcement cage lifting appliance (10) is movably arranged on the main beam (1) and is matched with the reinforcement cage trolley (11) to be used for lifting the reinforcement cage, the hydraulic and electric appliance (12) is arranged on the main beam (1) and the leg and is used for driving and controlling the action of each component, the ladder stand and the railing (13) are arranged on the main beam (1) and the side formwork frame (8).

2. The mobile formwork anti-skid device according to claim 1, characterized in that, The main beam (1) is eight load-bearing steel box beams, each section is connected by double splicing plates and refined bolts, the main beam (1) is made of Q355B steel, the width is 3200mm, and the height is 2756mm.

3. The anti-slip device for mobile formwork according to claim 1, wherein, The front leg (2) is supported on the top of the front pier and is the front support point of the mobile beam field working state, the front leg (2) is a whole door type structure and is composed of a leg column, a leg beam, a transverse fine adjustment mechanism, a supporting roller box, a hanging wheel and a hydraulic system.

4. The anti-slip device for mobile formwork according to claim 1, wherein, The rear leg (3) is installed on the top surface of the poured concrete box beam of the rear span and is the load-bearing support point of the mobile beam field working, the rear longitudinal auxiliary leg (4) is used for the whole machine hole operation working condition and the reinforcement cage lifting working condition of the mobile beam field and is composed of a leg, a longitudinal movement mechanism and a leg jacking cylinder.

5. The anti-slip device for mobile formwork according to claim 1, wherein, The cantilever beam, the track and the rear suspension (5) are important force transmission structures of the mobile beam field and are responsible for suspending the whole machine formwork, the formwork concrete forming structure.

6. The mobile formwork anti-slip device of claim 1, wherein, The side formwork frame (8) is provided with ten groups, the side formwork frame (8) is composed of a main truss and a connecting truss to form a spatial truss structure.

7. The mobile formwork anti-skid device according to claim 1, wherein, The reinforcement cage trolley (11) is moved and transported by using multiple hoists for synchronous lifting, a hanging pole beam lifting appliance and multiple point balancing.

8. The mobile formwork anti-slip device of claim 1, wherein, The inner formwork (9) adopts a detachable combined steel formwork structure system and is different according to different structural parts.

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