Hanging basket structure for concrete variable cross-section continuous box girder

Abstract

The utility model provides a hanging basket structure for a concrete variable cross-section continuous box girder, and relates to the technical field of box girder hanging baskets. Two side baffles are installed in the hanging basket frame in a bilateral symmetry mode, a movable bottom plate is connected into the hanging basket frame, and the two ends of the movable bottom plate make contact with the side baffles. Four hydraulic cylinders are installed in the hanging basket frame and make contact with the bottom of the movable bottom plate. The bottom of the movable bottom plate is connected with four nuts, and the bottom of the hanging basket frame is connected with eight bolts. The bottom of the hanging basket frame is connected with a supporting rail, and the two ends of the supporting rail are connected with anchor rods. In order to adapt to different specifications of continuous box girders, the side baffles have the lifting adjusting function, so that the thickness of the box girders can be flexibly adjusted according to actual requirements, the vertical movement of the side baffles is effectively guided through a sliding fit mechanism between the vertical screw rods and the vertical through holes, and the service life of the box girders is prolonged. And the stability and the accuracy in the movement process are greatly enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to box girder hanging basket technical field especially relates to a kind of hanging basket structure for concrete variable cross-section continuous box girder. BACKGROUND

[0002] Hanging basket is a kind of equipment for concrete bridge cantilever cast-in-place: in the construction process of continuous box girder, hanging basket is widely applied;It is a movable formwork support system, which can provide support and protection when cantilever pouring concrete;The use of hanging basket can improve construction efficiency, reduce labor and time cost.

[0003] The existing hanging basket structure of continuous box girder in the application process, each component is connected and fixed by bolt, when it is necessary to adapt to different specifications of continuous box girder, the components need to be disassembled and replaced, the process is more cumbersome and time-consuming, which leads to slow construction progress. SUMMARY

[0004] The present disclosure relates to a kind of hanging basket structure for concrete variable cross-section continuous box girder, solve the existing hanging basket structure of continuous box girder in the application process, each component is connected and fixed by bolt, when it is necessary to adapt to different specifications of continuous box girder, the components need to be disassembled and replaced, the process is more cumbersome and time-consuming, which leads to slow construction progress problem.

[0005] The first aspect of the present disclosure provides a kind of hanging basket structure for concrete variable cross-section continuous box girder, specifically comprising: hanging basket frame, side baffle, movable bottom plate, hydraulic cylinder, nut, support rail and bolt;Two side baffles are symmetrically installed in the inside of the hanging basket frame, the movable bottom plate is connected in the inside of the hanging basket frame, and the movable bottom plate is in contact with the side baffle at both ends;Four hydraulic cylinders are installed in the inside of the hanging basket frame, and the hydraulic cylinder is in contact with the bottom of the movable bottom plate;Four nuts are connected to the bottom of the movable bottom plate, and eight bolts are connected to the bottom of the hanging basket frame;Support rail is connected to the bottom of the hanging basket frame, and the support rail is connected to anchor rod at both ends.

[0006] Further, the left and right sides of the movable bottom plate are in sliding contact with the inner sides of the two side baffles.

[0007] Further, the bottom of the hanging basket frame is provided with four vertical through holes, the bottom of the movable bottom plate is provided with four vertical screws, and the vertical screw is slidably penetrated into the vertical through hole provided in the hanging basket frame.

[0008] Further, the cylinder body of the hydraulic cylinder is fixedly connected with the hanging basket frame, the bottom side of the movable bottom plate is provided with four top grooves, and the top end of the piston rod of the hydraulic cylinder is located in the top groove provided in the movable bottom plate.

[0009] Further, the nut is threadedly connected to the outside of the vertical screw provided in the movable bottom plate, and the bottom of the nut is in contact with the hanging basket frame. Further, the bottom of the nut is in contact with the hanging basket frame.

[0010] Further, the hanging basket frame is provided with four rail pieces, and the hanging basket frame is slidably connected with the two supporting rails through the rail pieces.

[0011] Further, the rail pieces are provided with screw holes at both ends of the top, and bolts are threadedly connected in the screw holes, and the end of the bolt is in contact with the top side of the supporting rail.

[0012] The utility model provides a hanging basket structure for concrete variable cross section continuous box girder has the following beneficial effects:

[0013] In use, in order to adapt to different specifications of the continuous box girder, the side baffle is designed to be adjustable, so that the thickness of the box girder can be flexibly adjusted according to actual needs, and through the sliding fit mechanism between the vertical screw rod and the vertical through hole, the effective guidance of the up-down movement of the side baffle is realized, the stability and accuracy in the movement process are greatly enhanced, the inclination problem of the side baffle that may occur in the adjustment process is effectively avoided, and the safety and reliability of the whole operation process are ensured.

[0014] In addition, through the driving of the hydraulic cylinder, the movable bottom plate can be adjusted up and down, when the side baffle is adjusted to the appropriate height, the operator can rotate the nut until the bottom of the nut is in contact with the hanging basket frame, the nut plays a fixing role at the same time, and the movable bottom plate is provided with additional supporting force, even in the case that the hydraulic cylinder loses the jacking capacity, the movable bottom plate can be ensured to remain at the current height position, the risk of sudden drop of the movable bottom plate due to hydraulic system failure is effectively avoided, and the whole process is simple and convenient to operate.

[0015] In addition, through the sliding fit between the rail piece and the supporting rail, the hanging basket frame can be effectively moved and guided, this design allows the position of the hanging basket frame to be finely adjusted according to actual construction needs, so that different construction conditions and requirements can be better adapted to, when the accurate adjustment of the position of the hanging basket frame is completed, the hanging basket frame can be fixed by tightening the bolt, and the end of the bolt needs to be in close contact with the supporting rail, so that unnecessary displacement or shaking of the hanging basket frame in the construction process can be effectively prevented, the stability and safety are significantly improved, and a safer and more reliable operation environment is provided for the construction personnel.

[0016] Other advantages, objects and features of the utility model will be partly embodied through the following description, and will be partly understood by the person skilled in the art through the research and practice of the utility model. DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.

[0018] The drawings in the following description are merely some embodiments of the present application, and are not a limitation of the present application.

[0019] In the drawings:

[0020] Fig. 1 The overall shaft side structure schematic diagram of the present application is shown.

[0021] Fig. 2 The hanging basket frame top shaft side structure schematic diagram of the present application is shown.

[0022] Fig. 3 The movable bottom plate bottom shaft side structure schematic of the present application is shown.

[0023] List of reference signs

[0024] 1, hanging basket frame; 101, rail piece; 1011, screw hole; 102, vertical through hole; 2, side baffle; 3, movable bottom plate; 301, top groove; 302, vertical screw rod; 4, hydraulic cylinder; 5, nut; 6, supporting rail; 7, bolt. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the described embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Embodiment one: please refer to Figs. 1 to 3 :

[0027] The utility model provides a kind of hanging basket structure for concrete variable cross section continuous box girder, comprising: hanging basket frame 1, side baffle 2, movable floor 3, hydraulic cylinder 4, nut 5, support rail 6 and bolt 7;Two side baffles 2 are symmetrically installed in hanging basket frame 1, movable floor 3 is connected in hanging basket frame 1, and movable floor 3 is contacted with side baffle 2 at both ends;Four hydraulic cylinders 4 are installed in hanging basket frame 1, and hydraulic cylinder 4 is contacted with movable floor 3 bottom;Four nuts 5 are connected in movable floor 3 bottom, and eight bolts 7 are connected in hanging basket frame 1 bottom;Support rail 6 is connected in hanging basket frame 1 bottom, and support rail 6 both ends are connected with anchor rod;Movable floor 3 left and right sides are slidably contacted with the inner side of two side baffles 2;Four vertical through holes 102 are provided in the bottom of hanging basket frame 1, four vertical screws 302 are provided in the bottom of movable floor 3, and vertical screw 302 is slidably penetrated in vertical through hole 102 provided in hanging basket frame 1;In order to adapt to different specifications of continuous box girder, side baffle 2 is designed with the function of lifting adjustment, so that the thickness of box girder can be flexibly adjusted according to actual demand, and the sliding cooperation mechanism between vertical screw 302 and vertical through hole 102 is used to realize the effective guidance of the up-down movement of side baffle 2, greatly enhance the stability and accuracy in the movement process, effectively avoid the inclination problem of side baffle 2 in the adjustment process, and ensure the safety and reliability of the whole operation process.

[0028] In the embodiment of the present disclosure, the cylinder body of the hydraulic cylinder 4 is fixedly connected with the hanging basket frame 1, the bottom side of the movable floor 3 is provided with four top grooves 301, the top end of the piston rod of the hydraulic cylinder 4 is located in the top groove 301 provided in the movable floor 3, the nut 5 is threadedly connected outside the vertical screw 302 provided in the movable floor 3, and the bottom of the nut 5 is in contact with the hanging basket frame 1.

[0029] By driving the hydraulic cylinder 4, the movable floor 3 can be adjusted up and down, and when the side baffle 2 is adjusted to the appropriate height, the operator can rotate the nut 5 until the bottom of the nut 5 is in contact with the hanging basket frame 1. The nut 5 not only plays a fixing role, but also provides additional support for the movable floor 3. Even if the hydraulic cylinder 4 loses the jacking ability, the movable floor 3 can still be kept at the current height position, effectively avoiding the risk of sudden drop of the movable floor 3 due to hydraulic system failure. The whole process is simple and convenient to operate.

[0030] In the embodiment of the present disclosure, the cylinder body of the hydraulic cylinder 4 is fixedly connected with the hanging basket frame 1, the bottom side of the movable floor 3 is provided with four top grooves 301, the top end of the piston rod of the hydraulic cylinder 4 is located in the top groove 301 provided in the movable floor 3, the nut 5 is threadedly connected outside the vertical screw 302 provided in the movable floor 3, and the bottom of the nut 5 is in contact with the hanging basket frame 1.

[0031] According to the technical scheme, the sliding fit between the rail 101 and the support rail 6 can effectively guide the movement of the hanging basket frame 1, and the design allows the position of the hanging basket frame 1 to be finely adjusted according to actual construction requirements, so as to better adapt to different construction conditions and requirements; after the accurate adjustment of the position of the hanging basket frame 1 is completed, the hanging basket frame 1 can be fixed by tightening the bolt 7, and the end of the bolt 7 needs to be in close contact with the support rail 6, which can effectively prevent the hanging basket frame 1 from being displaced or shaken unnecessarily during construction, and significantly improve the stability and safety of the hanging basket frame 1, thereby providing a safer and more reliable operating environment for construction personnel.

[0032] The working principle of the embodiment is as follows: according to different specifications of continuous box girders, the movable bottom plate 3 is driven by the hydraulic cylinder 4 to realize the up-down adjustment of the side baffle 2; and the vertical screw rod 302 is in sliding fit with the vertical through hole 102, so as to guide the up-down movement of the side baffle 2 and prevent the side baffle 2 from being skewed, thereby ensuring the stability of the up-down movement of the side baffle 2; after the side baffle 2 is adjusted to a suitable height, the nut 5 is rotated to make the bottom of the nut 5 in contact with the hanging basket frame 1, and the movable bottom plate 3 is supported by the nut 5, so that the stability of the height of the movable bottom plate 3 can be ensured even if the hydraulic cylinder 4 loses the jacking force; the rail 101 is in sliding fit with the support rail 6, so as to guide the movement of the hanging basket frame 1, and the hanging basket frame 1 can be finely adjusted according to actual construction requirements, so as to better meet the construction requirements; after the fine adjustment of the hanging basket frame 1 is completed, the bolt 7 is tightened to make the end of the bolt 7 in contact with the support rail 6, and the hanging basket frame 1 is fixed by the bolt 7, thereby ensuring the stability of the hanging basket frame 1 during construction.

[0033] In this paper, the following points need attention:

[0034] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can be referred to the general design.

[0035] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined to obtain new embodiments.

[0036] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A hanging basket structure for a concrete variable cross-section continuous box girder, comprising: The hanging basket frame (1), the side baffle (2), the movable bottom plate (3), the hydraulic cylinder (4), the nut (5), the supporting rail (6) and the bolt (7); characterized in that the inside of the hanging basket frame (1) is symmetrically installed with two side baffles (2), the inside of the hanging basket frame (1) is connected with the movable bottom plate (3), and the two ends of the movable bottom plate (3) are in contact with the side baffles (2); the inside of the hanging basket frame (1) is installed with four hydraulic cylinders (4), and the hydraulic cylinders (4) are in contact with the bottom of the movable bottom plate (3); the bottom of the movable bottom plate (3) is connected with four nuts (5), and the bottom of the hanging basket frame (1) is connected with eight bolts (7); the bottom of the hanging basket frame (1) is connected with the supporting rail (6), and the two ends of the supporting rail (6) are connected with anchor rods.

2. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 1, characterized in that, the left and right sides of the movable bottom plate (3) are in sliding contact with the inner sides of the two side baffles (2).

3. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 1, characterized in that, the bottom of the hanging basket frame (1) is provided with four vertical through holes (102), the bottom of the movable bottom plate (3) is provided with four vertical screw rods (302), and the vertical screw rods (302) are slidably penetrated into the vertical through holes (102) provided in the hanging basket frame (1).

4. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 1, characterized in that, the cylinder body of the hydraulic cylinder (4) is fixedly connected with the hanging basket frame (1), the bottom side of the movable bottom plate (3) is provided with four top grooves (301), and the top end of the piston rod of the hydraulic cylinder (4) is located in the top groove (301) provided in the movable bottom plate (3).

5. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 3, characterized in that, the nut (5) is threadedly connected to the outside of the vertical screw rod (302) provided in the movable bottom plate (3), and the bottom of the nut (5) is in contact with the hanging basket frame (1).

6. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 1, characterized in that, the bottom of the hanging basket frame (1) is provided with four rail pieces (101), and the hanging basket frame (1) is slidably connected with the two supporting rails (6) through the rail pieces (101).

7. The hanging basket structure for the variable cross-section continuous box girder of concrete according to claim 6, characterized in that, the top of the rail piece (101) provided in the hanging basket frame (1) is provided with a threaded hole (1011) at both ends, the bolt (7) is threadedly connected into the threaded hole (1011), and the end of the bolt (7) is in contact with the top side of the supporting rail (6).

Images