Bridge fabrication machine internal mold adjusting device

Abstract

The utility model is applicable to the technical field of bridge fabrication machines, and provides a bridge fabrication machine internal mold adjusting device, which comprises at least two inner guide beams, an outer guide beam and an inner mold, the inner mold is installed on the inner guide beam and comprises two side molds and a top mold which are symmetrically arranged, the side molds are rotationally connected to the top mold, a cross beam is arranged between the inner mold and the inner guide beam, a telescopic piece is arranged on the cross beam, one end of the telescopic piece is rotationally connected to the cross beam, and the other end of the telescopic piece is rotationally connected to the top mold. One end of the telescopic piece is rotatably connected to the top mold, the other end of the telescopic piece is rotatably connected to the side mold, the telescopic piece stretches out and draws back to drive the side mold to rotate by a certain angle on the top mold and then drives the side mold and the top mold to move synchronously, and therefore it is guaranteed that the inner mold can be adjusted when needed by arranging the adjustable inner mold structure; and meanwhile, an inner mold structure capable of being automatically adjusted is arranged, so that the workload during manual adjustment is reduced, and the safety of operators is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge erectors, in particular to an internal form adjusting device for a bridge erector. Background Art

[0002] The construction of a bridge is a major project. The success of bridge construction cannot do without the support of a bridge erector. The bridge erector is mainly used for large-span bridges. Each large section needs to be assembled from many small sections. The bridge erector hoists the prefabricated small sections in place and assembles them at the mid-span. The bridge erector is selected according to the lifting weight, span and bridge type. The bridge erector is mainly used for the construction of railway box girders. After the segment assembly is completed, later construction such as transverse wet joints and tensioning operations also needs to be carried out on the bridge erector. After the later construction is completed, the bridge erector moves to the next span.

[0003] At present, the templates of each segment of the traditional hanging basket need to be manually adjusted, and the adjustment position accuracy is limited, which causes inconvenience to the construction, has a large workload, is extremely complex in operation, and the high-altitude operation increases the safety risk of the operators.

[0004] In summary, it is obvious that the existing technology has inconveniences and defects in actual use, so it is necessary to be improved. Summary of the Utility Model

[0005] Aiming at the above defects, the purpose of the utility model is to provide an internal form adjusting device for a bridge erector, which can ensure the adjustment of the internal form when needed by setting an adjustable internal form structure, and at the same time sets an automatically adjustable internal form structure to reduce the workload during manual adjustment and ensure the safety of the operators.

[0006] To achieve the above purpose, the utility model provides an internal form adjusting device for a bridge erector, including: at least two internal guide beams arranged corresponding to the bridge direction; an internal form installed on the internal guide beams, the internal form includes two symmetrically arranged side forms and a top form, the side form is rotatably connected to the top form, a cross beam is arranged between the internal form and the internal guide beams, a telescopic member is arranged on the cross beam, one end of the telescopic member is rotatably connected to the cross beam, and the other end is rotatably connected to the side form. The telescopic member drives the side form to rotate a certain angle on the top form by telescoping, and then drives the side form and the top form to move synchronously.

[0007] According to the internal form adjusting device for a bridge erector of the utility model, a rolling balance frame is arranged at the bottom of the top form, the rolling balance frame is slidably installed on two adjacent internal guide beams, and the cross beam is arranged on the rolling balance frame.

[0008] According to the internal mold adjusting device of the bridge building machine of the present utility model, a plurality of groups of legs are provided at the bottom of the top mold, roller columns are provided on each group of legs, a mounting plate is provided at the top of the legs, and the top mold is mounted on the rolling balance frame through the cooperation of the roller columns and the mounting plate.

[0009] According to the internal mold adjusting device of the bridge building machine of the present utility model, a plurality of top mold rib columns are provided inside the top mold. At one end of the top mold rib column adjacent to the side mold, a top mold sliding convex edge is provided. On the side mold, side mold rib columns corresponding to the top mold rib columns are also provided. On the side mold rib columns, side mold sliding convex edges corresponding to the top mold sliding convex edges are provided. Chutes are provided on the top mold rib columns and the side mold rib columns. The top mold sliding convex edge is slidably inserted into the chute on the side mold rib column, and the side mold sliding convex edge is slidably inserted into the chute on the top mold rib column, and then the top mold sliding convex edge and the side mold sliding convex edge are positioned by a rotating shaft.

[0010] According to the internal mold adjusting device of the bridge building machine of the present utility model, a mounting seat is provided on the side mold rib column, the telescopic member is rotatably connected to the mounting seat, and the telescopic member drives the side mold sliding convex edge to slide inside the corresponding chute by telescoping. The telescopic member is a hydraulic cylinder.

[0011] According to the internal mold adjusting device of the bridge building machine of the present utility model, a top mold cover plate is provided between the two top molds. The top mold cover plate covers and protects the gap between the two top molds. The top mold slides under the bottom of the top mold cover plate, and a support rod is provided between two adjacent inner guide beams.

[0012] The present utility model provides an internal mold adjusting device for a bridge building machine, including: at least two inner guide beams arranged corresponding to the bridge direction, which support the internal mold of the bridge building machine to ensure the normal use of the internal mold; an internal mold installed on the inner guide beams, the internal mold includes two symmetrically arranged side molds and a top mold, the side mold is rotatably connected to the top mold, a cross beam is arranged between the internal mold and the inner guide beams, a telescopic member is provided on the cross beam, one end of the telescopic member is rotatably connected to the cross beam, and the other end is rotatably connected to the side mold. By the telescoping of the telescopic member, the side mold is driven to move inward and outward along the top mold, so as to facilitate the subsequent demolding process. The telescoping of the telescopic member drives the side mold to rotate a certain angle on the top mold, and then drives the side mold and the top mold to move synchronously, so as to ensure the subsequent demolding process. In summary, the technical effect produced by the present utility model is to ensure that the internal mold can be adjusted when needed by setting an adjustable internal mold structure, and at the same time, an automatically adjustable internal mold structure is set to reduce the workload during manual adjustment and ensure the safety of operators. Description of the Drawings

[0013] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0014] Figure 2 is a schematic cross-sectional structure diagram of the present utility model;

[0015] Figure 3 is a schematic three-dimensional structure diagram of the side mold of the present utility model;

[0016] Figure 4 is a schematic three-dimensional structure diagram of the top mold of the present utility model;

[0017] In the figure, 1-side mold, 2-inner guide beam, 3-supporting rod, 4-top mold cover plate, 5-top mold, 6-cross beam, 7-expansion member, 8-mounting seat, 9-sliding groove, 10-side mold sliding convex edge, 11-top mold sliding convex edge, 12-leg. Specific embodiments

[0018] In order to make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0019] See Figure 1 and Figure 2 The present utility model provides an inner mold adjusting device for a bridge building machine. The inner mold adjusting device for the bridge building machine includes at least two inner guide beams 2 arranged corresponding to the bridge direction, and the inner mold of the bridge building machine is supported by the inner guide beams 2 to ensure the normal use of the inner mold; the inner mold installed on the inner guide beams 2, the inner mold includes two symmetrically arranged side molds 1 and a top mold 5, the side mold 1 is rotatably connected to the top mold, a cross beam 6 is arranged between the inner mold and the inner guide beams 2, and an expansion member 7 is arranged on the cross beam 6. One end of the expansion member 7 is rotatably connected to the cross beam 6, and the other end is rotatably connected to the side mold 1. By the expansion and contraction of the expansion member 7, the expansion and contraction of the expansion member 7 drives the side mold 1 to rotate a certain angle on the top mold 5 to ensure the separation of the side mold 1 from the concrete, and then drives the side mold 1 and the top mold 5 to move synchronously to separate the top mold 5 from the concrete, so as to facilitate the subsequent demolding process. The expansion and contraction of the expansion member 7 drives the side mold 1 to expand and contract on the top mold 5, so as to ensure the subsequent demolding.

[0020] See Figure 2 、 Figure 3 and Figure 4, Preferably, a rolling balance frame is provided at the bottom of the top mold 5 of the present utility model. The rolling balance frame is slidably mounted on two adjacent inner guide beams 2. A sliding protrusion is provided at the bottom of the rolling balance frame, and a sliding groove is provided at the top of the inner guide beam 2. The sliding protrusion is slidably connected inside the sliding groove, ensuring that the position of the rolling balance frame can be adjusted during installation, facilitating the installation and adjustment of the inner mold. The cross beam 6 is provided on the rolling balance frame. A plurality of groups of legs 12 are provided at the bottom of the top mold 5. Each group of legs 12 is provided with a roller column. An installation plate is provided at the top of the legs 12. The top mold 5 is erected on the rolling balance frame through the cooperation of the roller column and the installation plate, thereby realizing the support and installation of the rolling balance frame, ensuring the support position of the top mold 5 and the installation position of the side mold 1, and thus realizing the positioning and installation of the shape of the inner mold.

[0021] In addition, a plurality of top mold rib columns are provided inside the top mold 5 of the present utility model. A top mold sliding convex edge 11 is provided at one end of the top mold rib column adjacent to the side mold 1. The side mold 1 is also provided with side mold rib columns corresponding to the top mold rib columns. The top mold rib columns and the side mold rib columns install and position the top mold and the side mold 1, ensuring the strength of the top mold 5 and the side mold 1. A side mold sliding convex edge 10 corresponding to the top mold sliding convex edge 11 is provided on the side mold rib column. A sliding groove 9 is provided on the top mold rib column and the side mold rib column. The top mold sliding convex edge 11 is slidably inserted into the sliding groove 9 on the side mold rib column. The side mold sliding convex edge 10 is slidably inserted into the sliding groove 9 on the top mold rib column. And the side mold and the top mold are rotationally positioned and connected through a rotating shaft, ensuring that the side mold 1 and the top mold 5 can be normally rotationally connected, and further ensuring that the side mold 1 can rotate inward during demolding to adjust the position of the side mold 1.

[0022] Furthermore, an installation seat 8 is provided on the side mold rib column of the present utility model. The telescopic member 7 is rotatably connected to the installation seat 8. The telescopic member 7 drives the side mold sliding convex edge 10 to rotate a certain angle inside the corresponding sliding groove 9 when telescoping. The telescopic member 7 is a hydraulic cylinder. A top mold cover plate 4 is provided between the two top molds 5. The top mold cover plate 4 covers and protects the gap between the two top molds 5. A support rod 3 is provided between two adjacent inner guide beams 2. The support rod 3 supports the two inner guide beams 2, thereby ensuring the position between the inner guide beams 2 and increasing the fixing force between the inner guide beams 2.

[0023] In this embodiment, in combination with Figures 1 to 4 , during use, the inner mold is installed on the cross beam 6 by using the rolling balance frame, and the cross beam 6 is installed on the inner guide beam 2. When adjusting the inner mold of the hanging basket / bridge building machine: the telescopic members 7 (hydraulic cylinders) on each side of the transverse direction can be used to drive the side mold sliding convex edge 10 and the top mold sliding convex edge 11 to slide relative to each other, realizing the demolding / closing mold actions of the inner mold.

[0024] In summary, the present utility model provides an internal mold adjusting device for a bridge erector, comprising: at least two internal guide beams arranged corresponding to the bridge direction, which support the internal mold of the bridge erector through the internal guide beams to ensure the normal use of the internal mold; an internal mold installed on the internal guide beams, the internal mold includes two symmetrically arranged side molds and a top mold, the side mold is rotatably connected to the top mold, a cross beam is arranged between the internal mold and the internal guide beams, a telescopic member is provided on the cross beam, one end of the telescopic member is rotatably connected to the cross beam, and the other end is rotatably connected to the side mold. By the telescopic movement of the telescopic member, the side mold is driven to move inward and outward along the top mold, thus facilitating the subsequent demolding process. The telescopic movement of the telescopic member drives the side mold to rotate a certain angle on the top mold, and then drives the side mold and the top mold to move synchronously, thereby ensuring the subsequent demolding. In summary, the technical effect produced by the present utility model is to provide an adjustable internal mold structure to ensure that the internal mold can be adjusted when needed, and at the same time, an automatically adjustable internal mold structure is provided to reduce the workload during manual adjustment and ensure the safety of the operators.

[0025] Certainly, the present utility model may also have various other embodiments. Without departing from the spirit and essence of the present utility model, those skilled in the art can make various corresponding changes and deformations according to the present utility model. However, these corresponding changes and deformations should all fall within the protection scope of the appended claims of the present utility model.

[0026] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

Claims

1. An internal mold adjusting device for a bridge building machine, characterized in that Comprising: At least two inner guiding beams arranged corresponding to the bridge direction; An inner formwork installed on the inner guiding beam, the inner formwork includes two symmetrically arranged side forms and a top form, the side form is rotatably connected to the top form, a cross beam is arranged between the inner formwork and the inner guiding beam, a telescopic member is arranged on the cross beam, one end of the telescopic member is rotatably connected to the cross beam, and the other end is rotatably connected to the side form. The telescopic member expands and contracts to drive the side form to rotate a certain angle on the top form, and then drives the side form and the top form to move synchronously.

2. The internal mold adjusting device of the bridge building machine according to claim 1, characterized in that, A rolling balance frame is arranged at the bottom of the top form, the rolling balance frame is slidably installed on two adjacent inner guiding beams, and the cross beam is arranged on the rolling balance frame.

3. The internal mold adjusting device of the bridge-building machine according to claim 2, characterized in that, A plurality of groups of legs are arranged at the bottom of the top form, each group of legs is provided with a roller column, an installation plate is arranged at the top of the leg, and the top form is erected on the rolling balance frame through the cooperation of the roller column and the installation plate.

4. The internal mold adjusting device of the bridge building machine according to any one of claims 1 to 3, characterized in that, A plurality of top form rib columns are arranged on the inner side of the top form, a top form sliding convex edge is arranged at one end of the top form rib column adjacent to the side form, a side form rib column corresponding to the top form rib column is also arranged on the side form, a side form sliding convex edge corresponding to the top form sliding convex edge is arranged on the side form rib column, chutes are arranged on the top form rib column and the side form rib column, the top form sliding convex edge is slidably inserted into the chute on the side form rib column, the side form sliding convex edge is slidably inserted into the chute on the top form rib column, and then the top form sliding convex edge and the side form sliding convex edge are positioned by a rotating shaft.

5. The internal mold adjusting device of the bridge building machine according to claim 4, characterized in that, An installation seat is arranged on the side form rib column, the telescopic member is rotatably connected to the installation seat, the telescopic member expands and contracts to drive the side form sliding convex edge to slide inside the corresponding chute, and the telescopic member is a hydraulic cylinder.

6. The internal form adjusting device of the bridge building machine according to claim 4, characterized in that, A top form cover plate is arranged between the two top forms, the top form cover plate covers and protects the gap between the two top forms, the top form slides at the bottom of the top form cover plate, and a support rod is arranged between two adjacent inner guiding beams.

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