Road and bridge steel guide beam pier facing construction framework

Abstract

The utility model discloses a road and bridge steel guide beam pier facing construction framework which comprises a steel guide beam structure. The hovering and jacking structure is positioned and assembled on the upper portion of the pier, the hovering and jacking structure is provided with at least one vertical jacking end, and the at least one vertical jacking end of the hovering and jacking structure can separately jack the steel guide beam structure so that the steel guide beam structure can reach the upper pier height; the hinge supporting frame structure is arranged to be a foldable triangular supporting frame body, and the bottom end of the hinge supporting frame structure is flush, correspondingly, detachably and fixedly connected and assembled to the lower portion of the side, facing the pier, of the steel guide beam structure. The technical problems that in the prior art, a construction framework is complex and tedious during pier facing of the steel guide beam, and the construction efficiency is not improved are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge engineering technical field, specifically, relate to a road bridge steel guide beam meets the construction of the framework of the pier. BACKGROUND

[0002] In modern road bridge construction engineering, especially in the erection of large bridge construction, steel guide beam as a key temporary auxiliary structure can play a guiding and auxiliary role in the process of beam erection. For example, in the construction of bridge by incremental launching method, the steel guide beam is located at the front end of the beam body to guide the beam body to move along the predetermined route.

[0003] At the same time, in the bridge construction, the process of steel guide beam extending forward to approach or cross the pier is called'meeting the pier'. The current steel guide beam construction framework for meeting the pier is usually composed of complex connecting pieces such as multiple steel beams, which is relatively complicated and cumbersome as a whole. It needs to consume a lot of manpower and material resources for assembly in the construction site, and it is difficult to install in the limited working space, which has low working efficiency and greatly restricts the construction progress. UTILITY MODEL CONTENT

[0004] Therefore, the utility model provides a road bridge steel guide beam pier meeting construction framework to solve the technical problem of complex and cumbersome construction framework for steel guide beam meeting the pier in the prior art, which is not conducive to construction efficiency.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0006] A road bridge steel guide beam pier meeting construction framework comprises:

[0007] Steel guide beam structure;

[0008] Lift and support structure, positioned and assembled on the upper part of the pier, and the lift and support structure has at least one vertical support end, and the at least one vertical support end of the lift and support structure can detachably support the steel guide beam structure, so that the steel guide beam structure can reach the pier height;

[0009] Hinge support structure, set as a foldable triangular support frame, and the hinge support structure is detachably and fixedly assembled on the lower part of the pier meeting side of the steel guide beam structure in a bottom flush corresponding manner.

[0010] On the basis of the above technical scheme, the utility model is further described as follows:

[0011] As a further scheme of the utility model,

[0012] The lift and support structure comprises a pier pad and a support jack;

[0013] The pier pad is fixedly and assembled on the upper part of the side of the pier away from the pier meeting side.

[0014] The base part of the jacking jack is fixedly connected and assembled at the top end surface of the cushion pier, and the jacking jack has at least one vertical jacking end part, and the steel girder structure is pre-jacked by the jacking jack.

[0015] As a further scheme of the utility model,

[0016] The steel girder structure comprises a steel girder main body and an extension top beam.

[0017] The extension top beam is horizontally extended and fixedly connected at the pier-approaching side of the steel girder main body, and the extension top beam is displaced to the vertical jacking position of the jacking jack before the steel girder main body is moved to the pier, and the extension top beam and the steel girder main body are jacked to the pier height by the jacking jack.

[0018] As a further scheme of the utility model,

[0019] The hinge support frame structure comprises a bottom support rod body, a bottom support folding pivot, an inclined support rod frame assembly, a position-adjusting folding pivot and a butt joint pivot.

[0020] One end of the bottom support rod body is connected and assembled at the lower part of the pier-approaching side of the steel girder main body through the bottom support folding pivot, one end of the inclined support rod frame assembly is connected and assembled at the middle part of the pier-approaching side of the steel girder main body through the position-adjusting folding pivot, and the other end of the inclined support rod frame assembly and the other end of the bottom support rod body are connected and arranged in a separable and connecting mode through the butt joint pivot, and the pier-approaching side of the steel girder main body is formed into a detachable triangular support frame body through the cooperation between the bottom support rod body, the inclined support rod frame assembly and the steel girder main body.

[0021] As a further scheme of the utility model,

[0022] A plurality of groups of the position-adjusting folding pivots are arranged along the vertical direction, and the plurality of groups of the position-adjusting folding pivots are arranged in a spaced mode, and one end of the inclined support rod frame assembly and one group of the position-adjusting folding pivots are connected and arranged in a separable and connecting mode.

[0023] As a further scheme of the utility model,

[0024] The inclined support rod frame assembly is arranged as an inclined support rod body.

[0025] As a further scheme of the utility model,

[0026] The inclined support rod frame assembly is arranged as an electric control telescopic rod.

[0027] The electric control telescopic rod is connected with the electric control module through a circuit, and the electric control telescopic rod is controlled to automatically expand to form a triangular support frame body through the output instruction of the electric control module, and the electric control telescopic rod can be controlled to automatically contract to drive the bottom support rod body to be recycled to automatically release the pre-supporting effect.

[0028] As a further scheme of the utility model, further comprising:

[0029] The adaptive indexing structure comprises a driving motor and a positioning transmission rod.

[0030] The base part of the driving motor is fixedly connected to the linear kinetic energy output end of the electric control telescopic rod.

[0031] The positioning transmission rod is transmissionally connected between the rotating kinetic energy output end of the driving motor and the other end of the bottom support rod body.

[0032] As a further scheme of the utility model,

[0033] The positioning transmission rod is a rectangular section rod.

[0034] As a further scheme of the utility model, further comprising:

[0035] The slide box top support structure is arranged on the upper part of the pier side facing the pier, and the slide box top support structure has an adaptive sliding end for assisting the steel girder structure to move after being lifted on the pier.

[0036] The utility model has the following beneficial effects:

[0037] The structure can be positioned and assembled on the upper part of the pier through the slide box top support structure and the cushion lifting top support structure, so that the cushion lifting top support structure is used as the load lifting base of the steel girder structure before the pier, and the hinge support structure can be used to pre-support the slide box top support structure when the steel girder structure reaches the pier height, and then the slide box top support structure can be used to form the auxiliary displacement type load support base of the steel girder structure after the pier, so that the overall structure is simple and practical, and the overall function adaptability and flexibility are improved. BRIEF DESCRIPTION OF DRAWINGS

[0038] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. The structure, proportion, size, etc. shown in the specification are only used to cooperate with the content disclosed in the specification, so as to be understood and read by those skilled in the art. Any modification of the structure, change of the proportion relationship or adjustment of the size, which does not affect the effects and purposes of the present application, should still fall within the scope of the technical content disclosed in the present application.

[0039] Figure 1 Fig. 1 is a schematic diagram of the overall application state structure of the road-bridge steel guide beam pier-approaching construction frame provided by the embodiment 1 of the present application.

[0040] Figure 2 Fig. 2 is another schematic diagram of the overall application state structure of the road-bridge steel guide beam pier-approaching construction frame provided by the embodiment 1 of the present application.

[0041] Figure 3 Fig. 3 is a third schematic diagram of the overall application state structure of the road-bridge steel guide beam pier-approaching construction frame provided by the embodiment 1 of the present application.

[0042] Figure 4 Fig. 4 is a schematic diagram of the overall application state structure of the road-bridge steel guide beam pier-approaching construction frame provided by the embodiment 2 of the present application.

[0043] Figure 5 Fig. 5 is a schematic diagram of the partial application state structure of the road-bridge steel guide beam pier-approaching construction frame provided by the embodiment 3 of the present application.

[0044] In the drawings, the component list represented by each reference numeral is as follows:

[0045] Slide box bracing structure 1;

[0046] Cushioning bracing structure 2: cushioning pier 21, bracing jack 22;

[0047] Steel guide beam structure 3: steel guide beam main body 31, extended top beam 32;

[0048] Hinge support frame structure 4: bottom support rod body 41, bottom support folding pivot 42, inclined support rod body 43, position-adjusting folding pivot 44, butt joint pivot 45, electric control telescopic rod 46;

[0049] Self-adapting rotation position structure 5: driving motor 51, positioning transmission rod 52;

[0050] Pier a. DETAILED DESCRIPTION

[0051] The following specific embodiments illustrate the embodiments of the present application, and those skilled in the art can easily understand other advantages and effects of the present application from the disclosed content. Obviously, the described embodiments are only some of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0052] The terms such as "upper", "lower", "left", "right", "middle" and the like cited in the specification are only for the convenience of clear description, and are not used to limit the scope of the present application. The change or adjustment of the relative relationship is also considered as the scope of the present application without substantial change of the technical content.

[0053] Embodiment 1

[0054] As shown in Figures 1 to 3 , the embodiment of the present application provides a road bridge steel guide beam pier construction frame, which comprises a sliding box supporting structure 1, a cushion lifting supporting structure 2, a steel guide beam structure 3 and a hinge support frame structure 4, which are respectively positioned and assembled on the upper part of the pier a by the sliding box supporting structure 1 and the cushion lifting supporting structure 2. The cushion lifting supporting structure 2 is used as the steel guide beam structure 3 before the pier, and the hinge support frame structure 4 is used to pre-support the sliding box supporting structure 1 when the steel guide beam structure 3 reaches the pier height, so that the sliding box supporting structure 1 can be used as the auxiliary displacement load support basis of the steel guide beam structure 3 after the pier a. The overall structure is simple and practical, and the overall functional adaptability is improved. The specific settings are as follows:

[0055] Please refer to Figures 1 to 3 , the base part of the sliding box supporting structure 1 is fixedly connected and assembled on the upper part of the pier a on the side of the pier, and the sliding box supporting structure 1 has an adaptive sliding end part for auxiliary displacement.

[0056] The cushion lifting supporting structure 2 comprises a cushion pier 21 and a supporting jack 22; wherein the cushion pier 21 is fixedly connected and assembled on the upper part of the pier a away from the side of the pier, and the base part of the supporting jack 22 is fixedly connected and assembled on the top end surface of the cushion pier 21, and the supporting jack 22 has at least one vertical supporting end part, which is used to effectively pre-lift the steel guide beam structure 3 by the vertical supporting end part of the supporting jack 22.

[0057] Specifically, the steel girder structure 3 comprises a steel girder body 31 and an extension top beam 32, which is horizontally extended and fixed to the side of the steel girder body 31 facing the pier, so as to be first displaced to the vertical jacking position of the top support jack 22 on the steel girder body 31 before the pier, and then the extension top beam 32 and the steel girder body 31 can be jacked to the upper pier height by the top support jack 22.

[0058] Please continue to refer to Figures 2 to 3 , the hinge support structure 4 comprises a bottom support rod body 41, a bottom support folding pivot 42, an inclined support rod body 43, a position adjusting folding pivot 44, and a butt joint pivot 45; one end of the bottom support rod body 41 is connected to the lower part of the side of the steel girder body 31 facing the pier through the bottom support folding pivot 42; one end of the inclined support rod body 43 is connected to the middle part of the side of the steel girder body 31 facing the pier through the position adjusting folding pivot 44, and the other end of the inclined support rod body 43 is connected to the other end of the bottom support rod body 41 through the butt joint pivot 45; so as to form a detachable triangular support frame on the side of the steel girder body 31 facing the pier through the cooperation between the bottom support rod body 41, the inclined support rod body 43 and the steel girder body 31, and then the triangular support frame can be used to pre-push the sliding box top support structure 1 when the steel girder body 31 reaches the upper pier height.

[0059] As a preferred embodiment of the present embodiment, a plurality of groups of position adjusting folding pivots 44 are arranged vertically, and the position adjusting folding pivots 44 in different groups are arranged at intervals, so as to adjust the length and angle of the inclined support of the inclined support rod body 43 according to different specifications of the steel girder body 31, thereby improving the functional flexibility.

[0060] Embodiment 2

[0061] In embodiment 2, the same structures as in embodiment 1 are given the same symbols, and the same descriptions are omitted. Embodiment 2 is different from embodiment 1 in that, please refer to Figure 4 , the inclined support rod body 43 is replaced by an electric control telescopic rod 46, and the electric control telescopic rod 46 and the electric control module are connected through a circuit, so as to control the electric control telescopic rod 46 to automatically extend to form a triangular support frame through the output instruction of the electric control module, and the electric control telescopic rod 46 can be controlled to automatically retract to drive the bottom support rod body 41 to be recycled, thereby automatically releasing the pre-supporting effect, thereby significantly improving the degree of automation and the functional practicability.

[0062] Embodiment 3

[0063] In embodiment 3, the same structures as in embodiments 1 and 2 are given the same symbols, and the same descriptions are omitted. Embodiment 3 is improved on the basis of embodiment 2, please refer toFigure 5 The road-bridge steel guide beam pier construction frame further comprises a self-adapting rotation structure 5, which comprises a driving motor 51 and a positioning transmission rod 52, wherein the base part of the driving motor 51 is fixedly connected with the linear kinetic energy output end of the electric control telescopic rod 46, the positioning transmission rod 52 is a rectangular section rod body, and the positioning transmission rod 52 is transmissionally connected with the rotation kinetic energy output end of the driving motor 51 and the other end of the bottom support rod body 41, so that the positioning transmission rod 52 is driven to rotate by the driving motor 51 to adapt the folding or unfolding position of the bottom support rod body 41, which effectively improves the smoothness of the folding or unfolding action, and effectively ensures the stability of the bottom support rod body 41 in the supporting state by using the positioning transmission rod 52 when the shaft part of the bottom support rod body 41 is loosened.

[0064] Although the present application has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the present application shall fall within the scope of protection of the present application.

Claims

1. A bridge steel guide beam pier construction frame, characterized in that, Comprise: A steel guide beam structure; A cushioning and jacking support structure, positioned and assembled on the upper part of the pier, and the cushioning and jacking support structure has at least one vertical jacking end, the at least one vertical jacking end of the cushioning and jacking support structure can detachably support the steel guide beam structure, so that the steel guide beam structure can reach the upper pier height; A hinged support frame structure, arranged as a foldable triangular support frame body, and the hinged support frame structure is detachably and fixedly assembled at the bottom end flush with the corresponding side of the steel guide beam structure.

2. The road and bridge steel guide beam pier approach construction structure according to claim 1, wherein: The cushioning and jacking support structure comprises a cushioning pier and a jacking jack; The cushioning pier is fixedly and assembled on the upper part of the side of the pier away from the pier approach; The base part of the jacking jack is fixedly and assembled on the top end surface of the cushioning pier, and the jacking jack has at least one vertical jacking end, and the steel guide beam structure is pre-jacked by the jacking jack.

3. The road and bridge steel guide beam pier approach construction structure according to claim 2, wherein: The steel guide beam structure comprises a steel guide beam body and an extended top beam; The extended top beam is horizontally and fixedly extended on the pier approach side of the steel guide beam body, and the extended top beam is displaced to the vertical jacking position of the jacking jack on the steel guide beam body before the steel guide beam body reaches the upper pier, and the extended top beam and the steel guide beam body are jacked to the upper pier height by the jacking jack.

4. The road and bridge steel guide beam pier approach construction structure according to claim 3, wherein: The hinged support frame structure comprises a bottom support rod body, a bottom support folding pivot, an inclined support rod frame assembly, a position adjusting folding pivot and a butt joint pivot; One end of the bottom support rod body is pivotally and assembled on the lower part of the pier approach side of the steel guide beam body through the bottom support folding pivot, one end of the inclined support rod frame assembly is pivotally and assembled on the middle part of the pier approach side of the steel guide beam body through the position adjusting folding pivot, and the other end of the inclined support rod frame assembly is pivotally and assembled in connection with the other end of the bottom support rod body through the butt joint pivot, and a detachable triangular support frame body is formed on the pier approach side of the steel guide beam body through the cooperation between the bottom support rod body, the inclined support rod frame assembly and the steel guide beam body.

5. The road and bridge steel guide beam pier approach construction structure according to claim 4, wherein: The position adjusting folding pivot is arranged in several groups along the vertical direction, and the groups of position adjusting folding pivots are arranged at intervals, and one end of the inclined support rod frame assembly is pivotally and assembled in connection with one group of position adjusting folding pivots.

6. The road and bridge steel guide beam pier approach construction structure according to claim 4, wherein: The inclined support rod frame assembly is arranged as an inclined support rod body.

7. The road and bridge steel guide beam pier approach construction structure according to claim 4, wherein: The inclined support rod frame assembly is arranged as an electrically controlled telescopic rod. The electric control telescopic rod is connected with the electric control module through a circuit, and the electric control telescopic rod is controlled to automatically expand to form a triangular support frame body through the output instruction of the electric control module, and the electric control telescopic rod can be controlled to automatically contract to drive the bottom support rod body to be recycled to automatically release the pre-supporting effect.

8. The road-bridge steel guide beam abutment construction frame according to claim 7, characterized in that, Further comprising: An adaptive indexing structure, comprising a driving motor and a positioning transmission rod; The base part of the driving motor is fixedly connected and assembled to the linear kinetic energy output end of the electric control telescopic rod; The positioning transmission rod is transmissionally connected and assembled between the rotary kinetic energy output end of the driving motor and the other end of the bottom support rod body.

9. The road-bridge steel guide beam pier-approaching construction frame according to claim 8, characterized in that, The positioning transmission rod is a rectangular section rod body.

10. The road-bridge steel guide beam abutment construction frame according to claim 1, characterized in that, Further comprising: A sliding box top support structure, the base part of which is fixedly connected and assembled to the upper part of the pier-approaching side of the bridge pier, and the sliding box top support structure has an adaptive sliding end for assisting the steel guide beam structure to move after being lifted onto the pier.

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